- Various PHY fixes / enhancements.
- TI K2G fixes
u-boot.rom: u-boot-x86-16bit.bin u-boot.bin \
$(if $(CONFIG_SPL_X86_16BIT_INIT),spl/u-boot-spl.bin) \
+ $(if $(CONFIG_TPL_X86_16BIT_INIT),tpl/u-boot-tpl.bin) \
$(if $(CONFIG_HAVE_REFCODE),refcode.bin) FORCE
$(call if_changed,binman)
config X86
bool "x86 architecture"
+ select SUPPORT_SPL
+ select SUPPORT_TPL
select CREATE_ARCH_SYMLINK
select DM
select DM_PCI
imply USB_ETHER_SMSC95XX
imply USB_HOST_ETHER
imply PCH
+ imply RTC_MC146818
+
+ # Thing to enable for when SPL/TPL are enabled: SPL
+ imply SPL_DM
+ imply SPL_OF_LIBFDT
+ imply SPL_DRIVERS_MISC_SUPPORT
+ imply SPL_GPIO_SUPPORT
+ imply SPL_LIBCOMMON_SUPPORT
+ imply SPL_LIBGENERIC_SUPPORT
+ imply SPL_SERIAL_SUPPORT
+ imply SPL_SPI_FLASH_SUPPORT
+ imply SPL_SPI_SUPPORT
+ imply SPL_OF_CONTROL
+ imply SPL_TIMER
+ imply SPL_REGMAP
+ imply SPL_SYSCON
+ # TPL
+ imply TPL_DM
+ imply TPL_OF_LIBFDT
+ imply TPL_DRIVERS_MISC_SUPPORT
+ imply TPL_GPIO_SUPPORT
+ imply TPL_LIBCOMMON_SUPPORT
+ imply TPL_LIBGENERIC_SUPPORT
+ imply TPL_SERIAL_SUPPORT
+ imply TPL_SPI_FLASH_SUPPORT
+ imply TPL_SPI_SUPPORT
+ imply TPL_OF_CONTROL
+ imply TPL_TIMER
+ imply TPL_REGMAP
+ imply TPL_SYSCON
config XTENSA
bool "Xtensa architecture"
sun50i-h5-orangepi-prime.dtb \
sun50i-h5-orangepi-zero-plus2.dtb
dtb-$(CONFIG_MACH_SUN50I_H6) += \
+ sun50i-h6-beelink-gs1.dtb \
sun50i-h6-orangepi-lite2.dtb \
sun50i-h6-orangepi-one-plus.dtb \
sun50i-h6-pine-h64.dtb
sun50i-a64-pine64-plus.dtb \
sun50i-a64-pine64.dtb \
sun50i-a64-pinebook.dtb \
- sun50i-a64-sopine-baseboard.dtb
+ sun50i-a64-sopine-baseboard.dtb \
+ sun50i-a64-teres-i.dtb
dtb-$(CONFIG_MACH_SUN9I) += \
sun9i-a80-optimus.dtb \
sun9i-a80-cubieboard4.dtb \
--- /dev/null
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/*
+ * Copyright (C) 2019 Vasily Khoruzhick <anarsoul@gmail.com>
+ *
+ */
+
+#include "sunxi-u-boot.dtsi"
+
+/ {
+ vdd_bl: regulator@0 {
+ compatible = "regulator-fixed";
+ regulator-name = "bl-3v3";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ gpio = <&pio 7 6 GPIO_ACTIVE_HIGH>; /* PH6 */
+ enable-active-high;
+ };
+
+ backlight: backlight {
+ compatible = "pwm-backlight";
+ pwms = <&pwm 0 50000 0>;
+ brightness-levels = <0 5 10 15 20 30 40 55 70 85 100>;
+ default-brightness-level = <2>;
+ enable-gpios = <&pio 3 23 GPIO_ACTIVE_HIGH>; /* PD23 */
+ power-supply = <&vdd_bl>;
+ };
+};
+
+/* The ANX6345 eDP-bridge is on i2c */
+&i2c0 {
+ anx6345: edp-bridge@38 {
+ compatible = "analogix,anx6345";
+ reg = <0x38>;
+ reset-gpios = <&pio 3 24 GPIO_ACTIVE_LOW>; /* PD24 */
+ status = "okay";
+ };
+};
+
+&pwm {
+ status = "okay";
+};
--- /dev/null
+/*
+ * Copyright (C) Harald Geyer <harald@ccbib.org>
+ * based on sun50i-a64-olinuxino.dts by Jagan Teki <jteki@openedev.com>
+ *
+ * SPDX-License-Identifier: (GPL-2.0 OR MIT)
+ */
+
+/dts-v1/;
+
+#include "sun50i-a64.dtsi"
+
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/input/input.h>
+#include <dt-bindings/pwm/pwm.h>
+
+/ {
+ model = "Olimex A64 Teres-I";
+ compatible = "olimex,a64-teres-i", "allwinner,sun50i-a64";
+
+ aliases {
+ serial0 = &uart0;
+ };
+
+ chosen {
+ stdout-path = "serial0:115200n8";
+
+ framebuffer-lcd {
+ eDP25-supply = <®_dldo2>;
+ eDP12-supply = <®_dldo3>;
+ };
+ };
+
+ gpio-keys {
+ compatible = "gpio-keys";
+
+ lid-switch {
+ label = "Lid Switch";
+ gpios = <&r_pio 0 8 GPIO_ACTIVE_LOW>; /* PL8 */
+ linux,input-type = <EV_SW>;
+ linux,code = <SW_LID>;
+ wakeup-source;
+ };
+ };
+
+ leds {
+ compatible = "gpio-leds";
+
+ capslock {
+ label = "teres-i:green:capslock";
+ gpios = <&pio 2 7 GPIO_ACTIVE_HIGH>; /* PC7 */
+ };
+
+ numlock {
+ label = "teres-i:green:numlock";
+ gpios = <&pio 2 4 GPIO_ACTIVE_HIGH>; /* PC4 */
+ };
+ };
+
+ reg_usb1_vbus: usb1-vbus {
+ compatible = "regulator-fixed";
+ regulator-name = "usb1-vbus";
+ regulator-min-microvolt = <5000000>;
+ regulator-max-microvolt = <5000000>;
+ enable-active-high;
+ gpio = <&r_pio 0 7 GPIO_ACTIVE_HIGH>; /* PL7 */
+ status = "okay";
+ };
+
+ wifi_pwrseq: wifi_pwrseq {
+ compatible = "mmc-pwrseq-simple";
+ reset-gpios = <&r_pio 0 2 GPIO_ACTIVE_LOW>; /* PL2 */
+ };
+};
+
+&ehci1 {
+ status = "okay";
+};
+
+
+/* The ANX6345 eDP-bridge is on i2c0. There is no linux (mainline)
+ * driver for this chip at the moment, the bootloader initializes it.
+ * However it can be accessed with the i2c-dev driver from user space.
+ */
+&i2c0 {
+ clock-frequency = <100000>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&i2c0_pins>;
+ status = "okay";
+};
+
+&mmc0 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&mmc0_pins>;
+ vmmc-supply = <®_dcdc1>;
+ cd-gpios = <&pio 5 6 GPIO_ACTIVE_LOW>;
+ disable-wp;
+ bus-width = <4>;
+ status = "okay";
+};
+
+&mmc1 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&mmc1_pins>;
+ vmmc-supply = <®_aldo2>;
+ vqmmc-supply = <®_dldo4>;
+ mmc-pwrseq = <&wifi_pwrseq>;
+ bus-width = <4>;
+ non-removable;
+ status = "okay";
+
+ rtl8723bs: wifi@1 {
+ reg = <1>;
+ interrupt-parent = <&r_pio>;
+ interrupts = <0 3 IRQ_TYPE_LEVEL_LOW>; /* PL3 */
+ interrupt-names = "host-wake";
+ };
+};
+
+&mmc2 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&mmc2_pins>;
+ vmmc-supply = <®_dcdc1>;
+ vqmmc-supply = <®_dcdc1>;
+ bus-width = <8>;
+ non-removable;
+ cap-mmc-hw-reset;
+ status = "okay";
+};
+
+&ohci1 {
+ status = "okay";
+};
+
+&r_rsb {
+ status = "okay";
+
+ axp803: pmic@3a3 {
+ compatible = "x-powers,axp803";
+ reg = <0x3a3>;
+ interrupt-parent = <&r_intc>;
+ interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
+ wakeup-source;
+ };
+};
+
+#include "axp803.dtsi"
+
+®_aldo1 {
+ regulator-always-on;
+ regulator-min-microvolt = <2800000>;
+ regulator-max-microvolt = <2800000>;
+ regulator-name = "vcc-pe";
+};
+
+®_aldo2 {
+ regulator-always-on;
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-name = "vcc-pl";
+};
+
+®_aldo3 {
+ regulator-always-on;
+ regulator-min-microvolt = <3000000>;
+ regulator-max-microvolt = <3000000>;
+ regulator-name = "vcc-pll-avcc";
+};
+
+®_dcdc1 {
+ regulator-always-on;
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-name = "vcc-3v3";
+};
+
+®_dcdc2 {
+ regulator-always-on;
+ regulator-min-microvolt = <1040000>;
+ regulator-max-microvolt = <1300000>;
+ regulator-name = "vdd-cpux";
+};
+
+/* DCDC3 is polyphased with DCDC2 */
+
+®_dcdc5 {
+ regulator-always-on;
+ regulator-min-microvolt = <1500000>;
+ regulator-max-microvolt = <1500000>;
+ regulator-name = "vcc-ddr3";
+};
+
+®_dcdc6 {
+ regulator-always-on;
+ regulator-min-microvolt = <1100000>;
+ regulator-max-microvolt = <1100000>;
+ regulator-name = "vdd-sys";
+};
+
+®_dldo1 {
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-name = "vcc-hdmi";
+};
+
+®_dldo2 {
+ regulator-min-microvolt = <2500000>;
+ regulator-max-microvolt = <2500000>;
+ regulator-name = "vcc-pd";
+};
+
+®_dldo3 {
+ regulator-min-microvolt = <1200000>;
+ regulator-max-microvolt = <1200000>;
+ regulator-name = "vdd-edp";
+};
+
+®_dldo4 {
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-name = "vcc-wifi-io";
+};
+
+®_eldo1 {
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+ regulator-name = "cpvdd";
+};
+
+®_eldo2 {
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+ regulator-name = "vcc-dvdd-csi";
+};
+
+®_fldo1 {
+ regulator-min-microvolt = <1200000>;
+ regulator-max-microvolt = <1200000>;
+ regulator-name = "vcc-1v2-hsic";
+};
+
+/*
+ * The A64 chip cannot work without this regulator off, although
+ * it seems to be only driving the AR100 core.
+ * Maybe we don't still know well about CPUs domain.
+ */
+®_fldo2 {
+ regulator-always-on;
+ regulator-min-microvolt = <1100000>;
+ regulator-max-microvolt = <1100000>;
+ regulator-name = "vdd-cpus";
+};
+
+®_rtc_ldo {
+ regulator-name = "vcc-rtc";
+};
+
+&simplefb_hdmi {
+ vcc-hdmi-supply = <®_dldo1>;
+};
+
+&uart0 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&uart0_pb_pins>;
+ status = "okay";
+};
+
+&usbphy {
+ usb1_vbus-supply = <®_usb1_vbus>;
+ status = "okay";
+};
--- /dev/null
+// SPDX-License-Identifier: (GPL-2.0+ or MIT)
+/*
+ * Copyright (C) 2019 Clément Péron <peron.clem@gmail.com>
+ */
+
+/dts-v1/;
+
+#include "sun50i-h6.dtsi"
+
+#include <dt-bindings/gpio/gpio.h>
+
+/ {
+ model = "Beelink GS1";
+ compatible = "azw,beelink-gs1", "allwinner,sun50i-h6";
+
+ aliases {
+ serial0 = &uart0;
+ };
+
+ chosen {
+ stdout-path = "serial0:115200n8";
+ };
+
+ leds {
+ compatible = "gpio-leds";
+
+ power {
+ label = "beelink:white:power";
+ gpios = <&r_pio 0 4 GPIO_ACTIVE_HIGH>; /* PL4 */
+ default-state = "on";
+ };
+ };
+
+ reg_vcc5v: vcc5v {
+ /* board wide 5V supply directly from the DC jack */
+ compatible = "regulator-fixed";
+ regulator-name = "vcc-5v";
+ regulator-min-microvolt = <5000000>;
+ regulator-max-microvolt = <5000000>;
+ regulator-always-on;
+ };
+};
+
+&mmc0 {
+ vmmc-supply = <®_cldo1>;
+ cd-gpios = <&pio 5 6 GPIO_ACTIVE_LOW>;
+ bus-width = <4>;
+ status = "okay";
+};
+
+&mmc2 {
+ vmmc-supply = <®_cldo1>;
+ vqmmc-supply = <®_bldo2>;
+ non-removable;
+ cap-mmc-hw-reset;
+ bus-width = <8>;
+ status = "okay";
+};
+
+&r_i2c {
+ status = "okay";
+
+ axp805: pmic@36 {
+ compatible = "x-powers,axp805", "x-powers,axp806";
+ reg = <0x36>;
+ interrupt-parent = <&r_intc>;
+ interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
+ interrupt-controller;
+ #interrupt-cells = <1>;
+ x-powers,self-working-mode;
+ vina-supply = <®_vcc5v>;
+ vinb-supply = <®_vcc5v>;
+ vinc-supply = <®_vcc5v>;
+ vind-supply = <®_vcc5v>;
+ vine-supply = <®_vcc5v>;
+ aldoin-supply = <®_vcc5v>;
+ bldoin-supply = <®_vcc5v>;
+ cldoin-supply = <®_vcc5v>;
+
+ regulators {
+ reg_aldo1: aldo1 {
+ regulator-always-on;
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-name = "vcc-pl";
+ };
+
+ reg_aldo2: aldo2 {
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-name = "vcc-ac200";
+ regulator-enable-ramp-delay = <100000>;
+ };
+
+ reg_aldo3: aldo3 {
+ regulator-always-on;
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-name = "vcc25-dram";
+ };
+
+ reg_bldo1: bldo1 {
+ regulator-always-on;
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+ regulator-name = "vcc-bias-pll";
+ };
+
+ reg_bldo2: bldo2 {
+ regulator-always-on;
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+ regulator-name = "vcc-efuse-pcie-hdmi-io";
+ };
+
+ reg_bldo3: bldo3 {
+ regulator-always-on;
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+ regulator-name = "vcc-dcxoio";
+ };
+
+ bldo4 {
+ /* unused */
+ };
+
+ reg_cldo1: cldo1 {
+ regulator-always-on;
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-name = "vcc-3v3";
+ };
+
+ reg_cldo2: cldo2 {
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-name = "vcc-wifi-1";
+ };
+
+ reg_cldo3: cldo3 {
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-name = "vcc-wifi-2";
+ };
+
+ reg_dcdca: dcdca {
+ regulator-always-on;
+ regulator-min-microvolt = <810000>;
+ regulator-max-microvolt = <1080000>;
+ regulator-name = "vdd-cpu";
+ };
+
+ reg_dcdcc: dcdcc {
+ regulator-min-microvolt = <810000>;
+ regulator-max-microvolt = <1080000>;
+ regulator-name = "vdd-gpu";
+ };
+
+ reg_dcdcd: dcdcd {
+ regulator-always-on;
+ regulator-min-microvolt = <960000>;
+ regulator-max-microvolt = <960000>;
+ regulator-name = "vdd-sys";
+ };
+
+ reg_dcdce: dcdce {
+ regulator-always-on;
+ regulator-min-microvolt = <1200000>;
+ regulator-max-microvolt = <1200000>;
+ regulator-name = "vcc-dram";
+ };
+
+ sw {
+ /* unused */
+ };
+ };
+ };
+};
+
+&uart0 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&uart0_ph_pins>;
+ status = "okay";
+};
config X86_RUN_64BIT
bool "64-bit"
select X86_64
- select SUPPORT_SPL
select SPL
select SPL_SEPARATE_BSS
help
config SPL_X86_16BIT_INIT
bool
depends on X86_RESET_VECTOR
- default y if X86_RESET_VECTOR && SPL
+ default y if X86_RESET_VECTOR && SPL && !TPL
help
This is enabled when 16-bit init is in SPL
+config TPL_X86_16BIT_INIT
+ bool
+ depends on X86_RESET_VECTOR
+ default y if X86_RESET_VECTOR && TPL
+ help
+ This is enabled when 16-bit init is in TPL
+
config X86_32BIT_INIT
bool
depends on X86_RESET_VECTOR
ifdef CONFIG_$(SPL_)X86_64
head-y := arch/x86/cpu/start64.o
else
+ifeq ($(CONFIG_$(SPL_TPL_)X86_16BIT_INIT),y)
head-y := arch/x86/cpu/start.o
+else
+ifndef CONFIG_SPL
+head-y := arch/x86/cpu/start.o
+else
+ifdef CONFIG_SPL_BUILD
+head-y = arch/x86/cpu/start_from_tpl.o
+else
+head-y = arch/x86/cpu/start_from_spl.o
+endif
+endif
endif
endif
+endif # EFI
-head-$(CONFIG_$(SPL_)X86_16BIT_INIT) += arch/x86/cpu/start16.o
-head-$(CONFIG_$(SPL_)X86_16BIT_INIT) += arch/x86/cpu/resetvec.o
+head-$(CONFIG_$(SPL_TPL_)X86_16BIT_INIT) += arch/x86/cpu/start16.o
+head-$(CONFIG_$(SPL_TPL_)X86_16BIT_INIT) += arch/x86/cpu/resetvec.o
libs-y += arch/x86/cpu/
libs-y += arch/x86/lib/
ifeq ($(CONFIG_$(SPL_)X86_64),y)
extra-y = start64.o
else
+ifeq ($(CONFIG_$(SPL_TPL_)X86_16BIT_INIT),y)
extra-y = start.o
+else
+ifndef CONFIG_SPL
+extra-y = start.o
+else
+ifdef CONFIG_SPL_BUILD
+extra-y = start_from_tpl.o
+else
+extra-y = start_from_spl.o
endif
-extra-$(CONFIG_$(SPL_)X86_16BIT_INIT) += resetvec.o start16.o
+endif
+endif
+endif
+
+extra-$(CONFIG_$(SPL_TPL_)X86_16BIT_INIT) += resetvec.o start16.o
obj-y += cpu.o cpu_x86.o
# Copyright (c) 2016 Google, Inc
obj-y += adsp.o
-obj-y += cpu.o
+obj-$(CONFIG_$(SPL_TPL_)X86_16BIT_INIT) += cpu.o
+obj-$(CONFIG_$(SPL_TPL_)X86_32BIT_INIT) += cpu_full.o
+
+ifdef CONFIG_SPL
+ifndef CONFIG_SPL_BUILD
+obj-y += cpu_from_spl.o
+obj-y += cpu_full.o
+obj-y += refcode.o
+endif
+ifndef CONFIG_SPL_BUILD
+# obj-y += cpu_from_spl.o
+endif
+endif
+
+ifeq ($(CONFIG_$(SPL_TPL_)X86_32BIT_INIT),)
+#obj-y += cpu_from_spl.o
+endif
+
obj-y += iobp.o
obj-y += lpc.o
obj-y += me.o
obj-y += pch.o
obj-y += pinctrl_broadwell.o
obj-y += power_state.o
-obj-y += refcode.o
+obj-$(CONFIG_$(SPL_TPL_)X86_32BIT_INIT) += refcode.o
obj-y += sata.o
-obj-y += sdram.o
+obj-$(CONFIG_$(SPL_TPL_)X86_32BIT_INIT) += sdram.o
#include <asm/cpu_x86.h>
#include <asm/cpu_common.h>
#include <asm/intel_regs.h>
+#include <asm/lpc_common.h>
#include <asm/msr.h>
+#include <asm/pci.h>
#include <asm/post.h>
#include <asm/turbo.h>
#include <asm/arch/cpu.h>
#include <asm/arch/pch.h>
#include <asm/arch/rcb.h>
-struct cpu_broadwell_priv {
- bool ht_disabled;
-};
-
-/* Convert time in seconds to POWER_LIMIT_1_TIME MSR value */
-static const u8 power_limit_time_sec_to_msr[] = {
- [0] = 0x00,
- [1] = 0x0a,
- [2] = 0x0b,
- [3] = 0x4b,
- [4] = 0x0c,
- [5] = 0x2c,
- [6] = 0x4c,
- [7] = 0x6c,
- [8] = 0x0d,
- [10] = 0x2d,
- [12] = 0x4d,
- [14] = 0x6d,
- [16] = 0x0e,
- [20] = 0x2e,
- [24] = 0x4e,
- [28] = 0x6e,
- [32] = 0x0f,
- [40] = 0x2f,
- [48] = 0x4f,
- [56] = 0x6f,
- [64] = 0x10,
- [80] = 0x30,
- [96] = 0x50,
- [112] = 0x70,
- [128] = 0x11,
-};
-
-/* Convert POWER_LIMIT_1_TIME MSR value to seconds */
-static const u8 power_limit_time_msr_to_sec[] = {
- [0x00] = 0,
- [0x0a] = 1,
- [0x0b] = 2,
- [0x4b] = 3,
- [0x0c] = 4,
- [0x2c] = 5,
- [0x4c] = 6,
- [0x6c] = 7,
- [0x0d] = 8,
- [0x2d] = 10,
- [0x4d] = 12,
- [0x6d] = 14,
- [0x0e] = 16,
- [0x2e] = 20,
- [0x4e] = 24,
- [0x6e] = 28,
- [0x0f] = 32,
- [0x2f] = 40,
- [0x4f] = 48,
- [0x6f] = 56,
- [0x10] = 64,
- [0x30] = 80,
- [0x50] = 96,
- [0x70] = 112,
- [0x11] = 128,
-};
-
int arch_cpu_init_dm(void)
{
struct udevice *dev;
return 0;
}
-/*
- * The core 100MHz BLCK is disabled in deeper c-states. One needs to calibrate
- * the 100MHz BCLCK against the 24MHz BLCK to restore the clocks properly
- * when a core is woken up
- */
-static int pcode_ready(void)
-{
- int wait_count;
- const int delay_step = 10;
-
- wait_count = 0;
- do {
- if (!(readl(MCHBAR_REG(BIOS_MAILBOX_INTERFACE)) &
- MAILBOX_RUN_BUSY))
- return 0;
- wait_count += delay_step;
- udelay(delay_step);
- } while (wait_count < 1000);
-
- return -ETIMEDOUT;
-}
-
-static u32 pcode_mailbox_read(u32 command)
-{
- int ret;
-
- ret = pcode_ready();
- if (ret) {
- debug("PCODE: mailbox timeout on wait ready\n");
- return ret;
- }
-
- /* Send command and start transaction */
- writel(command | MAILBOX_RUN_BUSY, MCHBAR_REG(BIOS_MAILBOX_INTERFACE));
-
- ret = pcode_ready();
- if (ret) {
- debug("PCODE: mailbox timeout on completion\n");
- return ret;
- }
-
- /* Read mailbox */
- return readl(MCHBAR_REG(BIOS_MAILBOX_DATA));
-}
-
-static int pcode_mailbox_write(u32 command, u32 data)
-{
- int ret;
-
- ret = pcode_ready();
- if (ret) {
- debug("PCODE: mailbox timeout on wait ready\n");
- return ret;
- }
-
- writel(data, MCHBAR_REG(BIOS_MAILBOX_DATA));
-
- /* Send command and start transaction */
- writel(command | MAILBOX_RUN_BUSY, MCHBAR_REG(BIOS_MAILBOX_INTERFACE));
-
- ret = pcode_ready();
- if (ret) {
- debug("PCODE: mailbox timeout on completion\n");
- return ret;
- }
-
- return 0;
-}
-
-/* @dev is the CPU device */
-static void initialize_vr_config(struct udevice *dev)
-{
- int ramp, min_vid;
- msr_t msr;
-
- debug("Initializing VR config\n");
-
- /* Configure VR_CURRENT_CONFIG */
- msr = msr_read(MSR_VR_CURRENT_CONFIG);
- /*
- * Preserve bits 63 and 62. Bit 62 is PSI4 enable, but it is only valid
- * on ULT systems
- */
- msr.hi &= 0xc0000000;
- msr.hi |= (0x01 << (52 - 32)); /* PSI3 threshold - 1A */
- msr.hi |= (0x05 << (42 - 32)); /* PSI2 threshold - 5A */
- msr.hi |= (0x14 << (32 - 32)); /* PSI1 threshold - 20A */
- msr.hi |= (1 << (62 - 32)); /* Enable PSI4 */
- /* Leave the max instantaneous current limit (12:0) to default */
- msr_write(MSR_VR_CURRENT_CONFIG, msr);
-
- /* Configure VR_MISC_CONFIG MSR */
- msr = msr_read(MSR_VR_MISC_CONFIG);
- /* Set the IOUT_SLOPE scalar applied to dIout in U10.1.9 format */
- msr.hi &= ~(0x3ff << (40 - 32));
- msr.hi |= (0x200 << (40 - 32)); /* 1.0 */
- /* Set IOUT_OFFSET to 0 */
- msr.hi &= ~0xff;
- /* Set entry ramp rate to slow */
- msr.hi &= ~(1 << (51 - 32));
- /* Enable decay mode on C-state entry */
- msr.hi |= (1 << (52 - 32));
- /* Set the slow ramp rate */
- msr.hi &= ~(0x3 << (53 - 32));
- /* Configure the C-state exit ramp rate */
- ramp = fdtdec_get_int(gd->fdt_blob, dev_of_offset(dev),
- "intel,slow-ramp", -1);
- if (ramp != -1) {
- /* Configured slow ramp rate */
- msr.hi |= ((ramp & 0x3) << (53 - 32));
- /* Set exit ramp rate to slow */
- msr.hi &= ~(1 << (50 - 32));
- } else {
- /* Fast ramp rate / 4 */
- msr.hi |= (0x01 << (53 - 32));
- /* Set exit ramp rate to fast */
- msr.hi |= (1 << (50 - 32));
- }
- /* Set MIN_VID (31:24) to allow CPU to have full control */
- msr.lo &= ~0xff000000;
- min_vid = fdtdec_get_int(gd->fdt_blob, dev_of_offset(dev),
- "intel,min-vid", 0);
- msr.lo |= (min_vid & 0xff) << 24;
- msr_write(MSR_VR_MISC_CONFIG, msr);
-
- /* Configure VR_MISC_CONFIG2 MSR */
- msr = msr_read(MSR_VR_MISC_CONFIG2);
- msr.lo &= ~0xffff;
- /*
- * Allow CPU to control minimum voltage completely (15:8) and
- * set the fast ramp voltage in 10mV steps
- */
- if (cpu_get_family_model() == BROADWELL_FAMILY_ULT)
- msr.lo |= 0x006a; /* 1.56V */
- else
- msr.lo |= 0x006f; /* 1.60V */
- msr_write(MSR_VR_MISC_CONFIG2, msr);
-
- /* Set C9/C10 VCC Min */
- pcode_mailbox_write(MAILBOX_BIOS_CMD_WRITE_C9C10_VOLTAGE, 0x1f1f);
-}
-
-static int calibrate_24mhz_bclk(void)
-{
- int err_code;
- int ret;
-
- ret = pcode_ready();
- if (ret)
- return ret;
-
- /* A non-zero value initiates the PCODE calibration */
- writel(~0, MCHBAR_REG(BIOS_MAILBOX_DATA));
- writel(MAILBOX_RUN_BUSY | MAILBOX_BIOS_CMD_FSM_MEASURE_INTVL,
- MCHBAR_REG(BIOS_MAILBOX_INTERFACE));
-
- ret = pcode_ready();
- if (ret)
- return ret;
-
- err_code = readl(MCHBAR_REG(BIOS_MAILBOX_INTERFACE)) & 0xff;
-
- debug("PCODE: 24MHz BLCK calibration response: %d\n", err_code);
-
- /* Read the calibrated value */
- writel(MAILBOX_RUN_BUSY | MAILBOX_BIOS_CMD_READ_CALIBRATION,
- MCHBAR_REG(BIOS_MAILBOX_INTERFACE));
-
- ret = pcode_ready();
- if (ret)
- return ret;
-
- debug("PCODE: 24MHz BLCK calibration value: 0x%08x\n",
- readl(MCHBAR_REG(BIOS_MAILBOX_DATA)));
-
- return 0;
-}
-
-static void configure_pch_power_sharing(void)
-{
- u32 pch_power, pch_power_ext, pmsync, pmsync2;
- int i;
-
- /* Read PCH Power levels from PCODE */
- pch_power = pcode_mailbox_read(MAILBOX_BIOS_CMD_READ_PCH_POWER);
- pch_power_ext = pcode_mailbox_read(MAILBOX_BIOS_CMD_READ_PCH_POWER_EXT);
-
- debug("PCH Power: PCODE Levels 0x%08x 0x%08x\n", pch_power,
- pch_power_ext);
-
- pmsync = readl(RCB_REG(PMSYNC_CONFIG));
- pmsync2 = readl(RCB_REG(PMSYNC_CONFIG2));
-
- /*
- * Program PMSYNC_TPR_CONFIG PCH power limit values
- * pmsync[0:4] = mailbox[0:5]
- * pmsync[8:12] = mailbox[6:11]
- * pmsync[16:20] = mailbox[12:17]
- */
- for (i = 0; i < 3; i++) {
- u32 level = pch_power & 0x3f;
- pch_power >>= 6;
- pmsync &= ~(0x1f << (i * 8));
- pmsync |= (level & 0x1f) << (i * 8);
- }
- writel(pmsync, RCB_REG(PMSYNC_CONFIG));
-
- /*
- * Program PMSYNC_TPR_CONFIG2 Extended PCH power limit values
- * pmsync2[0:4] = mailbox[23:18]
- * pmsync2[8:12] = mailbox_ext[6:11]
- * pmsync2[16:20] = mailbox_ext[12:17]
- * pmsync2[24:28] = mailbox_ext[18:22]
- */
- pmsync2 &= ~0x1f;
- pmsync2 |= pch_power & 0x1f;
-
- for (i = 1; i < 4; i++) {
- u32 level = pch_power_ext & 0x3f;
- pch_power_ext >>= 6;
- pmsync2 &= ~(0x1f << (i * 8));
- pmsync2 |= (level & 0x1f) << (i * 8);
- }
- writel(pmsync2, RCB_REG(PMSYNC_CONFIG2));
-}
-
-static int bsp_init_before_ap_bringup(struct udevice *dev)
-{
- int ret;
-
- initialize_vr_config(dev);
- ret = calibrate_24mhz_bclk();
- if (ret)
- return ret;
- configure_pch_power_sharing();
-
- return 0;
-}
-
-int cpu_config_tdp_levels(void)
-{
- msr_t platform_info;
-
- /* Bits 34:33 indicate how many levels supported */
- platform_info = msr_read(MSR_PLATFORM_INFO);
- return (platform_info.hi >> 1) & 3;
-}
-
-static void set_max_ratio(void)
-{
- msr_t msr, perf_ctl;
-
- perf_ctl.hi = 0;
-
- /* Check for configurable TDP option */
- if (turbo_get_state() == TURBO_ENABLED) {
- msr = msr_read(MSR_NHM_TURBO_RATIO_LIMIT);
- perf_ctl.lo = (msr.lo & 0xff) << 8;
- } else if (cpu_config_tdp_levels()) {
- /* Set to nominal TDP ratio */
- msr = msr_read(MSR_CONFIG_TDP_NOMINAL);
- perf_ctl.lo = (msr.lo & 0xff) << 8;
- } else {
- /* Platform Info bits 15:8 give max ratio */
- msr = msr_read(MSR_PLATFORM_INFO);
- perf_ctl.lo = msr.lo & 0xff00;
- }
- msr_write(IA32_PERF_CTL, perf_ctl);
-
- debug("cpu: frequency set to %d\n",
- ((perf_ctl.lo >> 8) & 0xff) * CPU_BCLK);
-}
-
-int broadwell_init(struct udevice *dev)
-{
- struct cpu_broadwell_priv *priv = dev_get_priv(dev);
- int num_threads;
- int num_cores;
- msr_t msr;
- int ret;
-
- msr = msr_read(CORE_THREAD_COUNT_MSR);
- num_threads = (msr.lo >> 0) & 0xffff;
- num_cores = (msr.lo >> 16) & 0xffff;
- debug("CPU has %u cores, %u threads enabled\n", num_cores,
- num_threads);
-
- priv->ht_disabled = num_threads == num_cores;
-
- ret = bsp_init_before_ap_bringup(dev);
- if (ret)
- return ret;
-
- set_max_ratio();
-
- return ret;
-}
-
-static void configure_mca(void)
-{
- msr_t msr;
- const unsigned int mcg_cap_msr = 0x179;
- int i;
- int num_banks;
-
- msr = msr_read(mcg_cap_msr);
- num_banks = msr.lo & 0xff;
- msr.lo = 0;
- msr.hi = 0;
- /*
- * TODO(adurbin): This should only be done on a cold boot. Also, some
- * of these banks are core vs package scope. For now every CPU clears
- * every bank
- */
- for (i = 0; i < num_banks; i++)
- msr_write(MSR_IA32_MC0_STATUS + (i * 4), msr);
-}
-
-static void enable_lapic_tpr(void)
-{
- msr_t msr;
-
- msr = msr_read(MSR_PIC_MSG_CONTROL);
- msr.lo &= ~(1 << 10); /* Enable APIC TPR updates */
- msr_write(MSR_PIC_MSG_CONTROL, msr);
-}
-
-
-static void configure_c_states(void)
-{
- msr_t msr;
-
- msr = msr_read(MSR_PMG_CST_CONFIG_CONTROL);
- msr.lo |= (1 << 31); /* Timed MWAIT Enable */
- msr.lo |= (1 << 30); /* Package c-state Undemotion Enable */
- msr.lo |= (1 << 29); /* Package c-state Demotion Enable */
- msr.lo |= (1 << 28); /* C1 Auto Undemotion Enable */
- msr.lo |= (1 << 27); /* C3 Auto Undemotion Enable */
- msr.lo |= (1 << 26); /* C1 Auto Demotion Enable */
- msr.lo |= (1 << 25); /* C3 Auto Demotion Enable */
- msr.lo &= ~(1 << 10); /* Disable IO MWAIT redirection */
- /* The deepest package c-state defaults to factory-configured value */
- msr_write(MSR_PMG_CST_CONFIG_CONTROL, msr);
-
- msr = msr_read(MSR_MISC_PWR_MGMT);
- msr.lo &= ~(1 << 0); /* Enable P-state HW_ALL coordination */
- msr_write(MSR_MISC_PWR_MGMT, msr);
-
- msr = msr_read(MSR_POWER_CTL);
- msr.lo |= (1 << 18); /* Enable Energy Perf Bias MSR 0x1b0 */
- msr.lo |= (1 << 1); /* C1E Enable */
- msr.lo |= (1 << 0); /* Bi-directional PROCHOT# */
- msr_write(MSR_POWER_CTL, msr);
-
- /* C-state Interrupt Response Latency Control 0 - package C3 latency */
- msr.hi = 0;
- msr.lo = IRTL_VALID | IRTL_1024_NS | C_STATE_LATENCY_CONTROL_0_LIMIT;
- msr_write(MSR_C_STATE_LATENCY_CONTROL_0, msr);
-
- /* C-state Interrupt Response Latency Control 1 */
- msr.hi = 0;
- msr.lo = IRTL_VALID | IRTL_1024_NS | C_STATE_LATENCY_CONTROL_1_LIMIT;
- msr_write(MSR_C_STATE_LATENCY_CONTROL_1, msr);
-
- /* C-state Interrupt Response Latency Control 2 - package C6/C7 short */
- msr.hi = 0;
- msr.lo = IRTL_VALID | IRTL_1024_NS | C_STATE_LATENCY_CONTROL_2_LIMIT;
- msr_write(MSR_C_STATE_LATENCY_CONTROL_2, msr);
-
- /* C-state Interrupt Response Latency Control 3 - package C8 */
- msr.hi = 0;
- msr.lo = IRTL_VALID | IRTL_1024_NS | C_STATE_LATENCY_CONTROL_3_LIMIT;
- msr_write(MSR_C_STATE_LATENCY_CONTROL_3, msr);
-
- /* C-state Interrupt Response Latency Control 4 - package C9 */
- msr.hi = 0;
- msr.lo = IRTL_VALID | IRTL_1024_NS | C_STATE_LATENCY_CONTROL_4_LIMIT;
- msr_write(MSR_C_STATE_LATENCY_CONTROL_4, msr);
-
- /* C-state Interrupt Response Latency Control 5 - package C10 */
- msr.hi = 0;
- msr.lo = IRTL_VALID | IRTL_1024_NS | C_STATE_LATENCY_CONTROL_5_LIMIT;
- msr_write(MSR_C_STATE_LATENCY_CONTROL_5, msr);
-}
-
-static void configure_misc(void)
-{
- msr_t msr;
-
- msr = msr_read(MSR_IA32_MISC_ENABLE);
- msr.lo |= (1 << 0); /* Fast String enable */
- msr.lo |= (1 << 3); /* TM1/TM2/EMTTM enable */
- msr.lo |= (1 << 16); /* Enhanced SpeedStep Enable */
- msr_write(MSR_IA32_MISC_ENABLE, msr);
-
- /* Disable thermal interrupts */
- msr.lo = 0;
- msr.hi = 0;
- msr_write(MSR_IA32_THERM_INTERRUPT, msr);
-
- /* Enable package critical interrupt only */
- msr.lo = 1 << 4;
- msr.hi = 0;
- msr_write(MSR_IA32_PACKAGE_THERM_INTERRUPT, msr);
-}
-
-static void configure_thermal_target(struct udevice *dev)
-{
- int tcc_offset;
- msr_t msr;
-
- tcc_offset = fdtdec_get_int(gd->fdt_blob, dev_of_offset(dev),
- "intel,tcc-offset", 0);
-
- /* Set TCC activaiton offset if supported */
- msr = msr_read(MSR_PLATFORM_INFO);
- if ((msr.lo & (1 << 30)) && tcc_offset) {
- msr = msr_read(MSR_TEMPERATURE_TARGET);
- msr.lo &= ~(0xf << 24); /* Bits 27:24 */
- msr.lo |= (tcc_offset & 0xf) << 24;
- msr_write(MSR_TEMPERATURE_TARGET, msr);
- }
-}
-
-static void configure_dca_cap(void)
-{
- struct cpuid_result cpuid_regs;
- msr_t msr;
-
- /* Check feature flag in CPUID.(EAX=1):ECX[18]==1 */
- cpuid_regs = cpuid(1);
- if (cpuid_regs.ecx & (1 << 18)) {
- msr = msr_read(MSR_IA32_PLATFORM_DCA_CAP);
- msr.lo |= 1;
- msr_write(MSR_IA32_PLATFORM_DCA_CAP, msr);
- }
-}
-
-static void set_energy_perf_bias(u8 policy)
-{
- msr_t msr;
- int ecx;
-
- /* Determine if energy efficient policy is supported */
- ecx = cpuid_ecx(0x6);
- if (!(ecx & (1 << 3)))
- return;
-
- /* Energy Policy is bits 3:0 */
- msr = msr_read(MSR_IA32_ENERGY_PERFORMANCE_BIAS);
- msr.lo &= ~0xf;
- msr.lo |= policy & 0xf;
- msr_write(MSR_IA32_ENERGY_PERFORMANCE_BIAS, msr);
-
- debug("cpu: energy policy set to %u\n", policy);
-}
-
-/* All CPUs including BSP will run the following function */
-static void cpu_core_init(struct udevice *dev)
-{
- /* Clear out pending MCEs */
- configure_mca();
-
- /* Enable the local cpu apics */
- enable_lapic_tpr();
-
- /* Configure C States */
- configure_c_states();
-
- /* Configure Enhanced SpeedStep and Thermal Sensors */
- configure_misc();
-
- /* Thermal throttle activation offset */
- configure_thermal_target(dev);
-
- /* Enable Direct Cache Access */
- configure_dca_cap();
-
- /* Set energy policy */
- set_energy_perf_bias(ENERGY_POLICY_NORMAL);
-
- /* Enable Turbo */
- turbo_enable();
-}
-
-/*
- * Configure processor power limits if possible
- * This must be done AFTER set of BIOS_RESET_CPL
- */
-void cpu_set_power_limits(int power_limit_1_time)
-{
- msr_t msr;
- msr_t limit;
- unsigned power_unit;
- unsigned tdp, min_power, max_power, max_time;
- u8 power_limit_1_val;
-
- msr = msr_read(MSR_PLATFORM_INFO);
- if (power_limit_1_time > ARRAY_SIZE(power_limit_time_sec_to_msr))
- power_limit_1_time = 28;
-
- if (!(msr.lo & PLATFORM_INFO_SET_TDP))
- return;
-
- /* Get units */
- msr = msr_read(MSR_PKG_POWER_SKU_UNIT);
- power_unit = 2 << ((msr.lo & 0xf) - 1);
-
- /* Get power defaults for this SKU */
- msr = msr_read(MSR_PKG_POWER_SKU);
- tdp = msr.lo & 0x7fff;
- min_power = (msr.lo >> 16) & 0x7fff;
- max_power = msr.hi & 0x7fff;
- max_time = (msr.hi >> 16) & 0x7f;
-
- debug("CPU TDP: %u Watts\n", tdp / power_unit);
-
- if (power_limit_time_msr_to_sec[max_time] > power_limit_1_time)
- power_limit_1_time = power_limit_time_msr_to_sec[max_time];
-
- if (min_power > 0 && tdp < min_power)
- tdp = min_power;
-
- if (max_power > 0 && tdp > max_power)
- tdp = max_power;
-
- power_limit_1_val = power_limit_time_sec_to_msr[power_limit_1_time];
-
- /* Set long term power limit to TDP */
- limit.lo = 0;
- limit.lo |= tdp & PKG_POWER_LIMIT_MASK;
- limit.lo |= PKG_POWER_LIMIT_EN;
- limit.lo |= (power_limit_1_val & PKG_POWER_LIMIT_TIME_MASK) <<
- PKG_POWER_LIMIT_TIME_SHIFT;
-
- /* Set short term power limit to 1.25 * TDP */
- limit.hi = 0;
- limit.hi |= ((tdp * 125) / 100) & PKG_POWER_LIMIT_MASK;
- limit.hi |= PKG_POWER_LIMIT_EN;
- /* Power limit 2 time is only programmable on server SKU */
-
- msr_write(MSR_PKG_POWER_LIMIT, limit);
-
- /* Set power limit values in MCHBAR as well */
- writel(limit.lo, MCHBAR_REG(MCH_PKG_POWER_LIMIT_LO));
- writel(limit.hi, MCHBAR_REG(MCH_PKG_POWER_LIMIT_HI));
-
- /* Set DDR RAPL power limit by copying from MMIO to MSR */
- msr.lo = readl(MCHBAR_REG(MCH_DDR_POWER_LIMIT_LO));
- msr.hi = readl(MCHBAR_REG(MCH_DDR_POWER_LIMIT_HI));
- msr_write(MSR_DDR_RAPL_LIMIT, msr);
-
- /* Use nominal TDP values for CPUs with configurable TDP */
- if (cpu_config_tdp_levels()) {
- msr = msr_read(MSR_CONFIG_TDP_NOMINAL);
- limit.hi = 0;
- limit.lo = msr.lo & 0xff;
- msr_write(MSR_TURBO_ACTIVATION_RATIO, limit);
- }
-}
-
-static int broadwell_get_info(struct udevice *dev, struct cpu_info *info)
-{
- msr_t msr;
-
- msr = msr_read(IA32_PERF_CTL);
- info->cpu_freq = ((msr.lo >> 8) & 0xff) * BROADWELL_BCLK * 1000000;
- info->features = 1 << CPU_FEAT_L1_CACHE | 1 << CPU_FEAT_MMU |
- 1 << CPU_FEAT_UCODE | 1 << CPU_FEAT_DEVICE_ID;
-
- return 0;
-}
-
-static int broadwell_get_count(struct udevice *dev)
+void board_debug_uart_init(void)
{
- return 4;
-}
+ struct udevice *bus = NULL;
-static int cpu_x86_broadwell_probe(struct udevice *dev)
-{
- if (dev->seq == 0) {
- cpu_core_init(dev);
- return broadwell_init(dev);
- }
+ /* com1 / com2 decode range */
+ pci_x86_write_config(bus, PCH_DEV_LPC, LPC_IO_DEC, 1 << 4, PCI_SIZE_16);
- return 0;
+ pci_x86_write_config(bus, PCH_DEV_LPC, LPC_EN, COMA_LPC_EN,
+ PCI_SIZE_16);
}
-
-static const struct cpu_ops cpu_x86_broadwell_ops = {
- .get_desc = cpu_x86_get_desc,
- .get_info = broadwell_get_info,
- .get_count = broadwell_get_count,
- .get_vendor = cpu_x86_get_vendor,
-};
-
-static const struct udevice_id cpu_x86_broadwell_ids[] = {
- { .compatible = "intel,core-i3-gen5" },
- { }
-};
-
-U_BOOT_DRIVER(cpu_x86_broadwell_drv) = {
- .name = "cpu_x86_broadwell",
- .id = UCLASS_CPU,
- .of_match = cpu_x86_broadwell_ids,
- .bind = cpu_x86_bind,
- .probe = cpu_x86_broadwell_probe,
- .ops = &cpu_x86_broadwell_ops,
- .priv_auto_alloc_size = sizeof(struct cpu_broadwell_priv),
- .flags = DM_FLAG_PRE_RELOC,
-};
--- /dev/null
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * (C) Copyright 2016 Google, Inc
+ * Written by Simon Glass <sjg@chromium.org>
+ */
+
+#include <common.h>
+#include <bloblist.h>
+#include <debug_uart.h>
+#include <handoff.h>
+#include <asm/mtrr.h>
+
+int misc_init_r(void)
+{
+ return 0;
+}
+
+int dram_init(void)
+{
+ struct spl_handoff *ho;
+
+ ho = bloblist_find(BLOBLISTT_SPL_HANDOFF, sizeof(*ho));
+ if (!ho)
+ return log_msg_ret("Missing SPL hand-off info", -ENOENT);
+ handoff_load_dram_size(ho);
+#ifdef CONFIG_TPL
+ /* TODO(sjg@chromium.org): MTRR cannot be adjusted without a hang */
+ mtrr_add_request(MTRR_TYPE_WRBACK, 0, 2ULL << 30);
+#else
+ mtrr_add_request(MTRR_TYPE_WRBACK, 0, gd->ram_size);
+ mtrr_commit(true);
+#endif
+
+ return 0;
+}
+
+int checkcpu(void)
+{
+ return 0;
+}
+
+int print_cpuinfo(void)
+{
+ return 0;
+}
+
+void board_debug_uart_init(void)
+{
+}
+
+int dram_init_banksize(void)
+{
+#ifdef CONFIG_NR_DRAM_BANKS
+ struct spl_handoff *ho;
+
+ ho = bloblist_find(BLOBLISTT_SPL_HANDOFF, sizeof(*ho));
+ if (!ho)
+ return log_msg_ret("Missing SPL hand-off info", -ENOENT);
+ handoff_load_dram_banks(ho);
+#endif
+
+ return 0;
+}
--- /dev/null
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (c) 2016 Google, Inc
+ *
+ * Based on code from coreboot src/soc/intel/broadwell/cpu.c
+ */
+
+#include <common.h>
+#include <dm.h>
+#include <cpu.h>
+#include <asm/cpu.h>
+#include <asm/cpu_x86.h>
+#include <asm/cpu_common.h>
+#include <asm/intel_regs.h>
+#include <asm/msr.h>
+#include <asm/post.h>
+#include <asm/turbo.h>
+#include <asm/arch/cpu.h>
+#include <asm/arch/pch.h>
+#include <asm/arch/rcb.h>
+
+struct cpu_broadwell_priv {
+ bool ht_disabled;
+};
+
+/* Convert time in seconds to POWER_LIMIT_1_TIME MSR value */
+static const u8 power_limit_time_sec_to_msr[] = {
+ [0] = 0x00,
+ [1] = 0x0a,
+ [2] = 0x0b,
+ [3] = 0x4b,
+ [4] = 0x0c,
+ [5] = 0x2c,
+ [6] = 0x4c,
+ [7] = 0x6c,
+ [8] = 0x0d,
+ [10] = 0x2d,
+ [12] = 0x4d,
+ [14] = 0x6d,
+ [16] = 0x0e,
+ [20] = 0x2e,
+ [24] = 0x4e,
+ [28] = 0x6e,
+ [32] = 0x0f,
+ [40] = 0x2f,
+ [48] = 0x4f,
+ [56] = 0x6f,
+ [64] = 0x10,
+ [80] = 0x30,
+ [96] = 0x50,
+ [112] = 0x70,
+ [128] = 0x11,
+};
+
+/* Convert POWER_LIMIT_1_TIME MSR value to seconds */
+static const u8 power_limit_time_msr_to_sec[] = {
+ [0x00] = 0,
+ [0x0a] = 1,
+ [0x0b] = 2,
+ [0x4b] = 3,
+ [0x0c] = 4,
+ [0x2c] = 5,
+ [0x4c] = 6,
+ [0x6c] = 7,
+ [0x0d] = 8,
+ [0x2d] = 10,
+ [0x4d] = 12,
+ [0x6d] = 14,
+ [0x0e] = 16,
+ [0x2e] = 20,
+ [0x4e] = 24,
+ [0x6e] = 28,
+ [0x0f] = 32,
+ [0x2f] = 40,
+ [0x4f] = 48,
+ [0x6f] = 56,
+ [0x10] = 64,
+ [0x30] = 80,
+ [0x50] = 96,
+ [0x70] = 112,
+ [0x11] = 128,
+};
+
+/*
+ * The core 100MHz BLCK is disabled in deeper c-states. One needs to calibrate
+ * the 100MHz BCLCK against the 24MHz BLCK to restore the clocks properly
+ * when a core is woken up
+ */
+static int pcode_ready(void)
+{
+ int wait_count;
+ const int delay_step = 10;
+
+ wait_count = 0;
+ do {
+ if (!(readl(MCHBAR_REG(BIOS_MAILBOX_INTERFACE)) &
+ MAILBOX_RUN_BUSY))
+ return 0;
+ wait_count += delay_step;
+ udelay(delay_step);
+ } while (wait_count < 1000);
+
+ return -ETIMEDOUT;
+}
+
+static u32 pcode_mailbox_read(u32 command)
+{
+ int ret;
+
+ ret = pcode_ready();
+ if (ret) {
+ debug("PCODE: mailbox timeout on wait ready\n");
+ return ret;
+ }
+
+ /* Send command and start transaction */
+ writel(command | MAILBOX_RUN_BUSY, MCHBAR_REG(BIOS_MAILBOX_INTERFACE));
+
+ ret = pcode_ready();
+ if (ret) {
+ debug("PCODE: mailbox timeout on completion\n");
+ return ret;
+ }
+
+ /* Read mailbox */
+ return readl(MCHBAR_REG(BIOS_MAILBOX_DATA));
+}
+
+static int pcode_mailbox_write(u32 command, u32 data)
+{
+ int ret;
+
+ ret = pcode_ready();
+ if (ret) {
+ debug("PCODE: mailbox timeout on wait ready\n");
+ return ret;
+ }
+
+ writel(data, MCHBAR_REG(BIOS_MAILBOX_DATA));
+
+ /* Send command and start transaction */
+ writel(command | MAILBOX_RUN_BUSY, MCHBAR_REG(BIOS_MAILBOX_INTERFACE));
+
+ ret = pcode_ready();
+ if (ret) {
+ debug("PCODE: mailbox timeout on completion\n");
+ return ret;
+ }
+
+ return 0;
+}
+
+/* @dev is the CPU device */
+static void initialize_vr_config(struct udevice *dev)
+{
+ int ramp, min_vid;
+ msr_t msr;
+
+ debug("Initializing VR config\n");
+
+ /* Configure VR_CURRENT_CONFIG */
+ msr = msr_read(MSR_VR_CURRENT_CONFIG);
+ /*
+ * Preserve bits 63 and 62. Bit 62 is PSI4 enable, but it is only valid
+ * on ULT systems
+ */
+ msr.hi &= 0xc0000000;
+ msr.hi |= (0x01 << (52 - 32)); /* PSI3 threshold - 1A */
+ msr.hi |= (0x05 << (42 - 32)); /* PSI2 threshold - 5A */
+ msr.hi |= (0x14 << (32 - 32)); /* PSI1 threshold - 20A */
+ msr.hi |= (1 << (62 - 32)); /* Enable PSI4 */
+ /* Leave the max instantaneous current limit (12:0) to default */
+ msr_write(MSR_VR_CURRENT_CONFIG, msr);
+
+ /* Configure VR_MISC_CONFIG MSR */
+ msr = msr_read(MSR_VR_MISC_CONFIG);
+ /* Set the IOUT_SLOPE scalar applied to dIout in U10.1.9 format */
+ msr.hi &= ~(0x3ff << (40 - 32));
+ msr.hi |= (0x200 << (40 - 32)); /* 1.0 */
+ /* Set IOUT_OFFSET to 0 */
+ msr.hi &= ~0xff;
+ /* Set entry ramp rate to slow */
+ msr.hi &= ~(1 << (51 - 32));
+ /* Enable decay mode on C-state entry */
+ msr.hi |= (1 << (52 - 32));
+ /* Set the slow ramp rate */
+ msr.hi &= ~(0x3 << (53 - 32));
+ /* Configure the C-state exit ramp rate */
+ ramp = fdtdec_get_int(gd->fdt_blob, dev_of_offset(dev),
+ "intel,slow-ramp", -1);
+ if (ramp != -1) {
+ /* Configured slow ramp rate */
+ msr.hi |= ((ramp & 0x3) << (53 - 32));
+ /* Set exit ramp rate to slow */
+ msr.hi &= ~(1 << (50 - 32));
+ } else {
+ /* Fast ramp rate / 4 */
+ msr.hi |= (0x01 << (53 - 32));
+ /* Set exit ramp rate to fast */
+ msr.hi |= (1 << (50 - 32));
+ }
+ /* Set MIN_VID (31:24) to allow CPU to have full control */
+ msr.lo &= ~0xff000000;
+ min_vid = fdtdec_get_int(gd->fdt_blob, dev_of_offset(dev),
+ "intel,min-vid", 0);
+ msr.lo |= (min_vid & 0xff) << 24;
+ msr_write(MSR_VR_MISC_CONFIG, msr);
+
+ /* Configure VR_MISC_CONFIG2 MSR */
+ msr = msr_read(MSR_VR_MISC_CONFIG2);
+ msr.lo &= ~0xffff;
+ /*
+ * Allow CPU to control minimum voltage completely (15:8) and
+ * set the fast ramp voltage in 10mV steps
+ */
+ if (cpu_get_family_model() == BROADWELL_FAMILY_ULT)
+ msr.lo |= 0x006a; /* 1.56V */
+ else
+ msr.lo |= 0x006f; /* 1.60V */
+ msr_write(MSR_VR_MISC_CONFIG2, msr);
+
+ /* Set C9/C10 VCC Min */
+ pcode_mailbox_write(MAILBOX_BIOS_CMD_WRITE_C9C10_VOLTAGE, 0x1f1f);
+}
+
+static int calibrate_24mhz_bclk(void)
+{
+ int err_code;
+ int ret;
+
+ ret = pcode_ready();
+ if (ret)
+ return ret;
+
+ /* A non-zero value initiates the PCODE calibration */
+ writel(~0, MCHBAR_REG(BIOS_MAILBOX_DATA));
+ writel(MAILBOX_RUN_BUSY | MAILBOX_BIOS_CMD_FSM_MEASURE_INTVL,
+ MCHBAR_REG(BIOS_MAILBOX_INTERFACE));
+
+ ret = pcode_ready();
+ if (ret)
+ return ret;
+
+ err_code = readl(MCHBAR_REG(BIOS_MAILBOX_INTERFACE)) & 0xff;
+
+ debug("PCODE: 24MHz BLCK calibration response: %d\n", err_code);
+
+ /* Read the calibrated value */
+ writel(MAILBOX_RUN_BUSY | MAILBOX_BIOS_CMD_READ_CALIBRATION,
+ MCHBAR_REG(BIOS_MAILBOX_INTERFACE));
+
+ ret = pcode_ready();
+ if (ret)
+ return ret;
+
+ debug("PCODE: 24MHz BLCK calibration value: 0x%08x\n",
+ readl(MCHBAR_REG(BIOS_MAILBOX_DATA)));
+
+ return 0;
+}
+
+static void configure_pch_power_sharing(void)
+{
+ u32 pch_power, pch_power_ext, pmsync, pmsync2;
+ int i;
+
+ /* Read PCH Power levels from PCODE */
+ pch_power = pcode_mailbox_read(MAILBOX_BIOS_CMD_READ_PCH_POWER);
+ pch_power_ext = pcode_mailbox_read(MAILBOX_BIOS_CMD_READ_PCH_POWER_EXT);
+
+ debug("PCH Power: PCODE Levels 0x%08x 0x%08x\n", pch_power,
+ pch_power_ext);
+
+ pmsync = readl(RCB_REG(PMSYNC_CONFIG));
+ pmsync2 = readl(RCB_REG(PMSYNC_CONFIG2));
+
+ /*
+ * Program PMSYNC_TPR_CONFIG PCH power limit values
+ * pmsync[0:4] = mailbox[0:5]
+ * pmsync[8:12] = mailbox[6:11]
+ * pmsync[16:20] = mailbox[12:17]
+ */
+ for (i = 0; i < 3; i++) {
+ u32 level = pch_power & 0x3f;
+
+ pch_power >>= 6;
+ pmsync &= ~(0x1f << (i * 8));
+ pmsync |= (level & 0x1f) << (i * 8);
+ }
+ writel(pmsync, RCB_REG(PMSYNC_CONFIG));
+
+ /*
+ * Program PMSYNC_TPR_CONFIG2 Extended PCH power limit values
+ * pmsync2[0:4] = mailbox[23:18]
+ * pmsync2[8:12] = mailbox_ext[6:11]
+ * pmsync2[16:20] = mailbox_ext[12:17]
+ * pmsync2[24:28] = mailbox_ext[18:22]
+ */
+ pmsync2 &= ~0x1f;
+ pmsync2 |= pch_power & 0x1f;
+
+ for (i = 1; i < 4; i++) {
+ u32 level = pch_power_ext & 0x3f;
+
+ pch_power_ext >>= 6;
+ pmsync2 &= ~(0x1f << (i * 8));
+ pmsync2 |= (level & 0x1f) << (i * 8);
+ }
+ writel(pmsync2, RCB_REG(PMSYNC_CONFIG2));
+}
+
+static int bsp_init_before_ap_bringup(struct udevice *dev)
+{
+ int ret;
+
+ initialize_vr_config(dev);
+ ret = calibrate_24mhz_bclk();
+ if (ret)
+ return ret;
+ configure_pch_power_sharing();
+
+ return 0;
+}
+
+static int cpu_config_tdp_levels(void)
+{
+ msr_t platform_info;
+
+ /* Bits 34:33 indicate how many levels supported */
+ platform_info = msr_read(MSR_PLATFORM_INFO);
+ return (platform_info.hi >> 1) & 3;
+}
+
+static void set_max_ratio(void)
+{
+ msr_t msr, perf_ctl;
+
+ perf_ctl.hi = 0;
+
+ /* Check for configurable TDP option */
+ if (turbo_get_state() == TURBO_ENABLED) {
+ msr = msr_read(MSR_NHM_TURBO_RATIO_LIMIT);
+ perf_ctl.lo = (msr.lo & 0xff) << 8;
+ } else if (cpu_config_tdp_levels()) {
+ /* Set to nominal TDP ratio */
+ msr = msr_read(MSR_CONFIG_TDP_NOMINAL);
+ perf_ctl.lo = (msr.lo & 0xff) << 8;
+ } else {
+ /* Platform Info bits 15:8 give max ratio */
+ msr = msr_read(MSR_PLATFORM_INFO);
+ perf_ctl.lo = msr.lo & 0xff00;
+ }
+ msr_write(IA32_PERF_CTL, perf_ctl);
+
+ debug("cpu: frequency set to %d\n",
+ ((perf_ctl.lo >> 8) & 0xff) * CPU_BCLK);
+}
+
+int broadwell_init(struct udevice *dev)
+{
+ struct cpu_broadwell_priv *priv = dev_get_priv(dev);
+ int num_threads;
+ int num_cores;
+ msr_t msr;
+ int ret;
+
+ msr = msr_read(CORE_THREAD_COUNT_MSR);
+ num_threads = (msr.lo >> 0) & 0xffff;
+ num_cores = (msr.lo >> 16) & 0xffff;
+ debug("CPU has %u cores, %u threads enabled\n", num_cores,
+ num_threads);
+
+ priv->ht_disabled = num_threads == num_cores;
+
+ ret = bsp_init_before_ap_bringup(dev);
+ if (ret)
+ return ret;
+
+ set_max_ratio();
+
+ return ret;
+}
+
+static void configure_mca(void)
+{
+ msr_t msr;
+ const unsigned int mcg_cap_msr = 0x179;
+ int i;
+ int num_banks;
+
+ msr = msr_read(mcg_cap_msr);
+ num_banks = msr.lo & 0xff;
+ msr.lo = 0;
+ msr.hi = 0;
+ /*
+ * TODO(adurbin): This should only be done on a cold boot. Also, some
+ * of these banks are core vs package scope. For now every CPU clears
+ * every bank
+ */
+ for (i = 0; i < num_banks; i++)
+ msr_write(MSR_IA32_MC0_STATUS + (i * 4), msr);
+}
+
+static void enable_lapic_tpr(void)
+{
+ msr_t msr;
+
+ msr = msr_read(MSR_PIC_MSG_CONTROL);
+ msr.lo &= ~(1 << 10); /* Enable APIC TPR updates */
+ msr_write(MSR_PIC_MSG_CONTROL, msr);
+}
+
+static void configure_c_states(void)
+{
+ msr_t msr;
+
+ msr = msr_read(MSR_PMG_CST_CONFIG_CONTROL);
+ msr.lo |= (1 << 31); /* Timed MWAIT Enable */
+ msr.lo |= (1 << 30); /* Package c-state Undemotion Enable */
+ msr.lo |= (1 << 29); /* Package c-state Demotion Enable */
+ msr.lo |= (1 << 28); /* C1 Auto Undemotion Enable */
+ msr.lo |= (1 << 27); /* C3 Auto Undemotion Enable */
+ msr.lo |= (1 << 26); /* C1 Auto Demotion Enable */
+ msr.lo |= (1 << 25); /* C3 Auto Demotion Enable */
+ msr.lo &= ~(1 << 10); /* Disable IO MWAIT redirection */
+ /* The deepest package c-state defaults to factory-configured value */
+ msr_write(MSR_PMG_CST_CONFIG_CONTROL, msr);
+
+ msr = msr_read(MSR_MISC_PWR_MGMT);
+ msr.lo &= ~(1 << 0); /* Enable P-state HW_ALL coordination */
+ msr_write(MSR_MISC_PWR_MGMT, msr);
+
+ msr = msr_read(MSR_POWER_CTL);
+ msr.lo |= (1 << 18); /* Enable Energy Perf Bias MSR 0x1b0 */
+ msr.lo |= (1 << 1); /* C1E Enable */
+ msr.lo |= (1 << 0); /* Bi-directional PROCHOT# */
+ msr_write(MSR_POWER_CTL, msr);
+
+ /* C-state Interrupt Response Latency Control 0 - package C3 latency */
+ msr.hi = 0;
+ msr.lo = IRTL_VALID | IRTL_1024_NS | C_STATE_LATENCY_CONTROL_0_LIMIT;
+ msr_write(MSR_C_STATE_LATENCY_CONTROL_0, msr);
+
+ /* C-state Interrupt Response Latency Control 1 */
+ msr.hi = 0;
+ msr.lo = IRTL_VALID | IRTL_1024_NS | C_STATE_LATENCY_CONTROL_1_LIMIT;
+ msr_write(MSR_C_STATE_LATENCY_CONTROL_1, msr);
+
+ /* C-state Interrupt Response Latency Control 2 - package C6/C7 short */
+ msr.hi = 0;
+ msr.lo = IRTL_VALID | IRTL_1024_NS | C_STATE_LATENCY_CONTROL_2_LIMIT;
+ msr_write(MSR_C_STATE_LATENCY_CONTROL_2, msr);
+
+ /* C-state Interrupt Response Latency Control 3 - package C8 */
+ msr.hi = 0;
+ msr.lo = IRTL_VALID | IRTL_1024_NS | C_STATE_LATENCY_CONTROL_3_LIMIT;
+ msr_write(MSR_C_STATE_LATENCY_CONTROL_3, msr);
+
+ /* C-state Interrupt Response Latency Control 4 - package C9 */
+ msr.hi = 0;
+ msr.lo = IRTL_VALID | IRTL_1024_NS | C_STATE_LATENCY_CONTROL_4_LIMIT;
+ msr_write(MSR_C_STATE_LATENCY_CONTROL_4, msr);
+
+ /* C-state Interrupt Response Latency Control 5 - package C10 */
+ msr.hi = 0;
+ msr.lo = IRTL_VALID | IRTL_1024_NS | C_STATE_LATENCY_CONTROL_5_LIMIT;
+ msr_write(MSR_C_STATE_LATENCY_CONTROL_5, msr);
+}
+
+static void configure_misc(void)
+{
+ msr_t msr;
+
+ msr = msr_read(MSR_IA32_MISC_ENABLE);
+ msr.lo |= (1 << 0); /* Fast String enable */
+ msr.lo |= (1 << 3); /* TM1/TM2/EMTTM enable */
+ msr.lo |= (1 << 16); /* Enhanced SpeedStep Enable */
+ msr_write(MSR_IA32_MISC_ENABLE, msr);
+
+ /* Disable thermal interrupts */
+ msr.lo = 0;
+ msr.hi = 0;
+ msr_write(MSR_IA32_THERM_INTERRUPT, msr);
+
+ /* Enable package critical interrupt only */
+ msr.lo = 1 << 4;
+ msr.hi = 0;
+ msr_write(MSR_IA32_PACKAGE_THERM_INTERRUPT, msr);
+}
+
+static void configure_thermal_target(struct udevice *dev)
+{
+ int tcc_offset;
+ msr_t msr;
+
+ tcc_offset = fdtdec_get_int(gd->fdt_blob, dev_of_offset(dev),
+ "intel,tcc-offset", 0);
+
+ /* Set TCC activaiton offset if supported */
+ msr = msr_read(MSR_PLATFORM_INFO);
+ if ((msr.lo & (1 << 30)) && tcc_offset) {
+ msr = msr_read(MSR_TEMPERATURE_TARGET);
+ msr.lo &= ~(0xf << 24); /* Bits 27:24 */
+ msr.lo |= (tcc_offset & 0xf) << 24;
+ msr_write(MSR_TEMPERATURE_TARGET, msr);
+ }
+}
+
+static void configure_dca_cap(void)
+{
+ struct cpuid_result cpuid_regs;
+ msr_t msr;
+
+ /* Check feature flag in CPUID.(EAX=1):ECX[18]==1 */
+ cpuid_regs = cpuid(1);
+ if (cpuid_regs.ecx & (1 << 18)) {
+ msr = msr_read(MSR_IA32_PLATFORM_DCA_CAP);
+ msr.lo |= 1;
+ msr_write(MSR_IA32_PLATFORM_DCA_CAP, msr);
+ }
+}
+
+static void set_energy_perf_bias(u8 policy)
+{
+ msr_t msr;
+ int ecx;
+
+ /* Determine if energy efficient policy is supported */
+ ecx = cpuid_ecx(0x6);
+ if (!(ecx & (1 << 3)))
+ return;
+
+ /* Energy Policy is bits 3:0 */
+ msr = msr_read(MSR_IA32_ENERGY_PERFORMANCE_BIAS);
+ msr.lo &= ~0xf;
+ msr.lo |= policy & 0xf;
+ msr_write(MSR_IA32_ENERGY_PERFORMANCE_BIAS, msr);
+
+ debug("cpu: energy policy set to %u\n", policy);
+}
+
+/* All CPUs including BSP will run the following function */
+static void cpu_core_init(struct udevice *dev)
+{
+ /* Clear out pending MCEs */
+ configure_mca();
+
+ /* Enable the local cpu apics */
+ enable_lapic_tpr();
+
+ /* Configure C States */
+ configure_c_states();
+
+ /* Configure Enhanced SpeedStep and Thermal Sensors */
+ configure_misc();
+
+ /* Thermal throttle activation offset */
+ configure_thermal_target(dev);
+
+ /* Enable Direct Cache Access */
+ configure_dca_cap();
+
+ /* Set energy policy */
+ set_energy_perf_bias(ENERGY_POLICY_NORMAL);
+
+ /* Enable Turbo */
+ turbo_enable();
+}
+
+/*
+ * Configure processor power limits if possible
+ * This must be done AFTER set of BIOS_RESET_CPL
+ */
+void cpu_set_power_limits(int power_limit_1_time)
+{
+ msr_t msr;
+ msr_t limit;
+ uint power_unit;
+ uint tdp, min_power, max_power, max_time;
+ u8 power_limit_1_val;
+
+ msr = msr_read(MSR_PLATFORM_INFO);
+ if (power_limit_1_time > ARRAY_SIZE(power_limit_time_sec_to_msr))
+ power_limit_1_time = 28;
+
+ if (!(msr.lo & PLATFORM_INFO_SET_TDP))
+ return;
+
+ /* Get units */
+ msr = msr_read(MSR_PKG_POWER_SKU_UNIT);
+ power_unit = 2 << ((msr.lo & 0xf) - 1);
+
+ /* Get power defaults for this SKU */
+ msr = msr_read(MSR_PKG_POWER_SKU);
+ tdp = msr.lo & 0x7fff;
+ min_power = (msr.lo >> 16) & 0x7fff;
+ max_power = msr.hi & 0x7fff;
+ max_time = (msr.hi >> 16) & 0x7f;
+
+ debug("CPU TDP: %u Watts\n", tdp / power_unit);
+
+ if (power_limit_time_msr_to_sec[max_time] > power_limit_1_time)
+ power_limit_1_time = power_limit_time_msr_to_sec[max_time];
+
+ if (min_power > 0 && tdp < min_power)
+ tdp = min_power;
+
+ if (max_power > 0 && tdp > max_power)
+ tdp = max_power;
+
+ power_limit_1_val = power_limit_time_sec_to_msr[power_limit_1_time];
+
+ /* Set long term power limit to TDP */
+ limit.lo = 0;
+ limit.lo |= tdp & PKG_POWER_LIMIT_MASK;
+ limit.lo |= PKG_POWER_LIMIT_EN;
+ limit.lo |= (power_limit_1_val & PKG_POWER_LIMIT_TIME_MASK) <<
+ PKG_POWER_LIMIT_TIME_SHIFT;
+
+ /* Set short term power limit to 1.25 * TDP */
+ limit.hi = 0;
+ limit.hi |= ((tdp * 125) / 100) & PKG_POWER_LIMIT_MASK;
+ limit.hi |= PKG_POWER_LIMIT_EN;
+ /* Power limit 2 time is only programmable on server SKU */
+
+ msr_write(MSR_PKG_POWER_LIMIT, limit);
+
+ /* Set power limit values in MCHBAR as well */
+ writel(limit.lo, MCHBAR_REG(MCH_PKG_POWER_LIMIT_LO));
+ writel(limit.hi, MCHBAR_REG(MCH_PKG_POWER_LIMIT_HI));
+
+ /* Set DDR RAPL power limit by copying from MMIO to MSR */
+ msr.lo = readl(MCHBAR_REG(MCH_DDR_POWER_LIMIT_LO));
+ msr.hi = readl(MCHBAR_REG(MCH_DDR_POWER_LIMIT_HI));
+ msr_write(MSR_DDR_RAPL_LIMIT, msr);
+
+ /* Use nominal TDP values for CPUs with configurable TDP */
+ if (cpu_config_tdp_levels()) {
+ msr = msr_read(MSR_CONFIG_TDP_NOMINAL);
+ limit.hi = 0;
+ limit.lo = msr.lo & 0xff;
+ msr_write(MSR_TURBO_ACTIVATION_RATIO, limit);
+ }
+}
+
+static int broadwell_get_info(struct udevice *dev, struct cpu_info *info)
+{
+ msr_t msr;
+
+ msr = msr_read(IA32_PERF_CTL);
+ info->cpu_freq = ((msr.lo >> 8) & 0xff) * BROADWELL_BCLK * 1000000;
+ info->features = 1 << CPU_FEAT_L1_CACHE | 1 << CPU_FEAT_MMU |
+ 1 << CPU_FEAT_UCODE | 1 << CPU_FEAT_DEVICE_ID;
+
+ return 0;
+}
+
+static int broadwell_get_count(struct udevice *dev)
+{
+ return 4;
+}
+
+static int cpu_x86_broadwell_probe(struct udevice *dev)
+{
+ if (dev->seq == 0) {
+ cpu_core_init(dev);
+ return broadwell_init(dev);
+ }
+
+ return 0;
+}
+
+static const struct cpu_ops cpu_x86_broadwell_ops = {
+ .get_desc = cpu_x86_get_desc,
+ .get_info = broadwell_get_info,
+ .get_count = broadwell_get_count,
+ .get_vendor = cpu_x86_get_vendor,
+};
+
+static const struct udevice_id cpu_x86_broadwell_ids[] = {
+ { .compatible = "intel,core-i3-gen5" },
+ { }
+};
+
+U_BOOT_DRIVER(cpu_x86_broadwell_drv) = {
+ .name = "cpu_x86_broadwell",
+ .id = UCLASS_CPU,
+ .of_match = cpu_x86_broadwell_ids,
+ .bind = cpu_x86_bind,
+ .probe = cpu_x86_broadwell_probe,
+ .ops = &cpu_x86_broadwell_ops,
+ .priv_auto_alloc_size = sizeof(struct cpu_broadwell_priv),
+ .flags = DM_FLAG_PRE_RELOC,
+};
#include <common.h>
#include <dm.h>
#include <asm/io.h>
+#include <asm/mrc_common.h>
#include <asm/arch/iomap.h>
#include <asm/arch/pch.h>
+#include <asm/arch/pei_data.h>
+
+__weak asmlinkage void sdram_console_tx_byte(unsigned char byte)
+{
+#ifdef DEBUG
+ putc(byte);
+#endif
+}
+
+void broadwell_fill_pei_data(struct pei_data *pei_data)
+{
+ pei_data->pei_version = PEI_VERSION;
+ pei_data->board_type = BOARD_TYPE_ULT;
+ pei_data->pciexbar = MCFG_BASE_ADDRESS;
+ pei_data->smbusbar = SMBUS_BASE_ADDRESS;
+ pei_data->ehcibar = EARLY_EHCI_BAR;
+ pei_data->xhcibar = EARLY_XHCI_BAR;
+ pei_data->gttbar = EARLY_GTT_BAR;
+ pei_data->pmbase = ACPI_BASE_ADDRESS;
+ pei_data->gpiobase = GPIO_BASE_ADDRESS;
+ pei_data->tseg_size = CONFIG_SMM_TSEG_SIZE;
+ pei_data->temp_mmio_base = EARLY_TEMP_MMIO;
+ pei_data->tx_byte = sdram_console_tx_byte;
+ pei_data->ddr_refresh_2x = 1;
+}
+
+static void pei_data_usb2_port(struct pei_data *pei_data, int port, uint length,
+ uint enable, uint oc_pin, uint location)
+{
+ pei_data->usb2_ports[port].length = length;
+ pei_data->usb2_ports[port].enable = enable;
+ pei_data->usb2_ports[port].oc_pin = oc_pin;
+ pei_data->usb2_ports[port].location = location;
+}
+
+static void pei_data_usb3_port(struct pei_data *pei_data, int port, uint enable,
+ uint oc_pin, uint fixed_eq)
+{
+ pei_data->usb3_ports[port].enable = enable;
+ pei_data->usb3_ports[port].oc_pin = oc_pin;
+ pei_data->usb3_ports[port].fixed_eq = fixed_eq;
+}
+
+void mainboard_fill_pei_data(struct pei_data *pei_data)
+{
+ /* DQ byte map for Samus board */
+ const u8 dq_map[2][6][2] = {
+ { { 0x0F, 0xF0 }, { 0x00, 0xF0 }, { 0x0F, 0xF0 },
+ { 0x0F, 0x00 }, { 0xFF, 0x00 }, { 0xFF, 0x00 } },
+ { { 0x0F, 0xF0 }, { 0x00, 0xF0 }, { 0x0F, 0xF0 },
+ { 0x0F, 0x00 }, { 0xFF, 0x00 }, { 0xFF, 0x00 } } };
+ /* DQS CPU<>DRAM map for Samus board */
+ const u8 dqs_map[2][8] = {
+ { 2, 0, 1, 3, 6, 4, 7, 5 },
+ { 2, 1, 0, 3, 6, 5, 4, 7 } };
+
+ pei_data->ec_present = 1;
+
+ /* One installed DIMM per channel */
+ pei_data->dimm_channel0_disabled = 2;
+ pei_data->dimm_channel1_disabled = 2;
+
+ memcpy(pei_data->dq_map, dq_map, sizeof(dq_map));
+ memcpy(pei_data->dqs_map, dqs_map, sizeof(dqs_map));
+
+ /* P0: HOST PORT */
+ pei_data_usb2_port(pei_data, 0, 0x0080, 1, 0,
+ USB_PORT_BACK_PANEL);
+ /* P1: HOST PORT */
+ pei_data_usb2_port(pei_data, 1, 0x0080, 1, 1,
+ USB_PORT_BACK_PANEL);
+ /* P2: RAIDEN */
+ pei_data_usb2_port(pei_data, 2, 0x0080, 1, USB_OC_PIN_SKIP,
+ USB_PORT_BACK_PANEL);
+ /* P3: SD CARD */
+ pei_data_usb2_port(pei_data, 3, 0x0040, 1, USB_OC_PIN_SKIP,
+ USB_PORT_INTERNAL);
+ /* P4: RAIDEN */
+ pei_data_usb2_port(pei_data, 4, 0x0080, 1, USB_OC_PIN_SKIP,
+ USB_PORT_BACK_PANEL);
+ /* P5: WWAN (Disabled) */
+ pei_data_usb2_port(pei_data, 5, 0x0000, 0, USB_OC_PIN_SKIP,
+ USB_PORT_SKIP);
+ /* P6: CAMERA */
+ pei_data_usb2_port(pei_data, 6, 0x0040, 1, USB_OC_PIN_SKIP,
+ USB_PORT_INTERNAL);
+ /* P7: BT */
+ pei_data_usb2_port(pei_data, 7, 0x0040, 1, USB_OC_PIN_SKIP,
+ USB_PORT_INTERNAL);
+
+ /* P1: HOST PORT */
+ pei_data_usb3_port(pei_data, 0, 1, 0, 0);
+ /* P2: HOST PORT */
+ pei_data_usb3_port(pei_data, 1, 1, 1, 0);
+ /* P3: RAIDEN */
+ pei_data_usb3_port(pei_data, 2, 1, USB_OC_PIN_SKIP, 0);
+ /* P4: RAIDEN */
+ pei_data_usb3_port(pei_data, 3, 1, USB_OC_PIN_SKIP, 0);
+}
static int broadwell_northbridge_early_init(struct udevice *dev)
{
static int broadwell_pch_probe(struct udevice *dev)
{
- if (!(gd->flags & GD_FLG_RELOC))
- return broadwell_pch_early_init(dev);
- else
+ if (CONFIG_IS_ENABLED(X86_32BIT_INIT)) {
+ if (!(gd->flags & GD_FLG_RELOC))
+ return broadwell_pch_early_init(dev);
+ else
+ return broadwell_pch_init(dev);
+ } else if (IS_ENABLED(CONFIG_SPL) && !IS_ENABLED(CONFIG_SPL_BUILD)) {
return broadwell_pch_init(dev);
+ } else {
+ return 0;
+ }
}
static int broadwell_pch_get_spi_base(struct udevice *dev, ulong *sbasep)
return 0;
}
+static int broadwell_ioctl(struct udevice *dev, enum pch_req_t req, void *data,
+ int size)
+{
+ switch (req) {
+ case PCH_REQ_PMBASE_INFO: {
+ struct pch_pmbase_info *pm = data;
+ int ret;
+
+ /* Find the base address of the powermanagement registers */
+ ret = dm_pci_read_config16(dev, 0x40, &pm->base);
+ if (ret)
+ return ret;
+ pm->base &= 0xfffe;
+ pm->gpio0_en_ofs = GPE0_EN(0);
+ pm->pm1_sts_ofs = PM1_STS;
+ pm->pm1_cnt_ofs = PM1_CNT;
+
+ return 0;
+ }
+ default:
+ return -ENOSYS;
+ }
+}
+
static const struct pch_ops broadwell_pch_ops = {
.get_spi_base = broadwell_pch_get_spi_base,
.set_spi_protect = broadwell_set_spi_protect,
.get_gpio_base = broadwell_get_gpio_base,
+ .ioctl = broadwell_ioctl,
};
static const struct udevice_id broadwell_pch_ids[] = {
return 0;
}
-void broadwell_fill_pei_data(struct pei_data *pei_data)
-{
- pei_data->pei_version = PEI_VERSION;
- pei_data->board_type = BOARD_TYPE_ULT;
- pei_data->pciexbar = MCFG_BASE_ADDRESS;
- pei_data->smbusbar = SMBUS_BASE_ADDRESS;
- pei_data->ehcibar = EARLY_EHCI_BAR;
- pei_data->xhcibar = EARLY_XHCI_BAR;
- pei_data->gttbar = EARLY_GTT_BAR;
- pei_data->pmbase = ACPI_BASE_ADDRESS;
- pei_data->gpiobase = GPIO_BASE_ADDRESS;
- pei_data->tseg_size = CONFIG_SMM_TSEG_SIZE;
- pei_data->temp_mmio_base = EARLY_TEMP_MMIO;
- pei_data->tx_byte = sdram_console_tx_byte;
- pei_data->ddr_refresh_2x = 1;
-}
-
-static inline void pei_data_usb2_port(struct pei_data *pei_data, int port,
- uint16_t length, uint8_t enable,
- uint8_t oc_pin, uint8_t location)
-{
- pei_data->usb2_ports[port].length = length;
- pei_data->usb2_ports[port].enable = enable;
- pei_data->usb2_ports[port].oc_pin = oc_pin;
- pei_data->usb2_ports[port].location = location;
-}
-
-static inline void pei_data_usb3_port(struct pei_data *pei_data, int port,
- uint8_t enable, uint8_t oc_pin,
- uint8_t fixed_eq)
-{
- pei_data->usb3_ports[port].enable = enable;
- pei_data->usb3_ports[port].oc_pin = oc_pin;
- pei_data->usb3_ports[port].fixed_eq = fixed_eq;
-}
-
-void mainboard_fill_pei_data(struct pei_data *pei_data)
-{
- /* DQ byte map for Samus board */
- const u8 dq_map[2][6][2] = {
- { { 0x0F, 0xF0 }, { 0x00, 0xF0 }, { 0x0F, 0xF0 },
- { 0x0F, 0x00 }, { 0xFF, 0x00 }, { 0xFF, 0x00 } },
- { { 0x0F, 0xF0 }, { 0x00, 0xF0 }, { 0x0F, 0xF0 },
- { 0x0F, 0x00 }, { 0xFF, 0x00 }, { 0xFF, 0x00 } } };
- /* DQS CPU<>DRAM map for Samus board */
- const u8 dqs_map[2][8] = {
- { 2, 0, 1, 3, 6, 4, 7, 5 },
- { 2, 1, 0, 3, 6, 5, 4, 7 } };
-
- pei_data->ec_present = 1;
-
- /* One installed DIMM per channel */
- pei_data->dimm_channel0_disabled = 2;
- pei_data->dimm_channel1_disabled = 2;
-
- memcpy(pei_data->dq_map, dq_map, sizeof(dq_map));
- memcpy(pei_data->dqs_map, dqs_map, sizeof(dqs_map));
-
- /* P0: HOST PORT */
- pei_data_usb2_port(pei_data, 0, 0x0080, 1, 0,
- USB_PORT_BACK_PANEL);
- /* P1: HOST PORT */
- pei_data_usb2_port(pei_data, 1, 0x0080, 1, 1,
- USB_PORT_BACK_PANEL);
- /* P2: RAIDEN */
- pei_data_usb2_port(pei_data, 2, 0x0080, 1, USB_OC_PIN_SKIP,
- USB_PORT_BACK_PANEL);
- /* P3: SD CARD */
- pei_data_usb2_port(pei_data, 3, 0x0040, 1, USB_OC_PIN_SKIP,
- USB_PORT_INTERNAL);
- /* P4: RAIDEN */
- pei_data_usb2_port(pei_data, 4, 0x0080, 1, USB_OC_PIN_SKIP,
- USB_PORT_BACK_PANEL);
- /* P5: WWAN (Disabled) */
- pei_data_usb2_port(pei_data, 5, 0x0000, 0, USB_OC_PIN_SKIP,
- USB_PORT_SKIP);
- /* P6: CAMERA */
- pei_data_usb2_port(pei_data, 6, 0x0040, 1, USB_OC_PIN_SKIP,
- USB_PORT_INTERNAL);
- /* P7: BT */
- pei_data_usb2_port(pei_data, 7, 0x0040, 1, USB_OC_PIN_SKIP,
- USB_PORT_INTERNAL);
-
- /* P1: HOST PORT */
- pei_data_usb3_port(pei_data, 0, 1, 0, 0);
- /* P2: HOST PORT */
- pei_data_usb3_port(pei_data, 1, 1, 1, 0);
- /* P3: RAIDEN */
- pei_data_usb3_port(pei_data, 2, 1, USB_OC_PIN_SKIP, 0);
- /* P4: RAIDEN */
- pei_data_usb3_port(pei_data, 3, 1, USB_OC_PIN_SKIP, 0);
-}
-
static unsigned long get_top_of_ram(struct udevice *dev)
{
/*
/* Print ME state before MRC */
ret = syscon_get_by_driver_data(X86_SYSCON_ME, &me_dev);
- if (ret)
+ if (ret) {
+ debug("Cannot get ME (err=%d)\n", ret);
return ret;
+ }
intel_me_status(me_dev);
/* Save ME HSIO version */
- ret = uclass_first_device(UCLASS_PCH, &pch_dev);
- if (ret)
+ ret = uclass_first_device_err(UCLASS_PCH, &pch_dev);
+ if (ret) {
+ debug("Cannot get PCH (err=%d)\n", ret);
return ret;
- if (!pch_dev)
- return -ENODEV;
+ }
power_state_get(pch_dev, &ps);
intel_me_hsio_version(me_dev, &ps.hsio_version, &ps.hsio_checksum);
broadwell_fill_pei_data(pei_data);
mainboard_fill_pei_data(pei_data);
- ret = uclass_first_device(UCLASS_NORTHBRIDGE, &dev);
- if (ret)
+ ret = uclass_first_device_err(UCLASS_NORTHBRIDGE, &dev);
+ if (ret) {
+ debug("Cannot get Northbridge (err=%d)\n", ret);
return ret;
- if (!dev)
- return -ENODEV;
+ }
size = 256;
ret = mrc_locate_spd(dev, size, &spd_data);
- if (ret)
+ if (ret) {
+ debug("Cannot locate SPD (err=%d)\n", ret);
return ret;
+ }
memcpy(pei_data->spd_data[0][0], spd_data, size);
memcpy(pei_data->spd_data[1][0], spd_data, size);
debug("PEI version %#x\n", pei_data->pei_version);
ret = mrc_common_init(dev, pei_data, true);
- if (ret)
+ if (ret) {
+ debug("mrc_common_init() failed(err=%d)\n", ret);
return ret;
+ }
debug("Memory init done\n");
ret = sdram_find(dev);
- if (ret)
+ if (ret) {
+ debug("sdram_find() failed (err=%d)\n", ret);
return ret;
+ }
gd->ram_size = gd->arch.meminfo.total_32bit_memory;
debug("RAM size %llx\n", (unsigned long long)gd->ram_size);
return 0;
}
-void board_debug_uart_init(void)
-{
- struct udevice *bus = NULL;
-
- /* com1 / com2 decode range */
- pci_x86_write_config(bus, PCH_DEV_LPC, LPC_IO_DEC, 1 << 4, PCI_SIZE_16);
-
- pci_x86_write_config(bus, PCH_DEV_LPC, LPC_EN, COMA_LPC_EN,
- PCI_SIZE_16);
-}
-
static const struct udevice_id broadwell_syscon_ids[] = {
{ .compatible = "intel,me", .data = X86_SYSCON_ME },
{ }
return gd->arch.x86_mask;
}
-int x86_cpu_init_f(void)
+/* initialise FPU, reset EM, set MP and NE */
+static void setup_cpu_features(void)
{
const u32 em_rst = ~X86_CR0_EM;
const u32 mp_ne_set = X86_CR0_MP | X86_CR0_NE;
- if (ll_boot_init()) {
- /* initialize FPU, reset EM, set MP and NE */
- asm ("fninit\n" \
- "movl %%cr0, %%eax\n" \
- "andl %0, %%eax\n" \
- "orl %1, %%eax\n" \
- "movl %%eax, %%cr0\n" \
- : : "i" (em_rst), "i" (mp_ne_set) : "eax");
- }
+ asm ("fninit\n" \
+ "movl %%cr0, %%eax\n" \
+ "andl %0, %%eax\n" \
+ "orl %1, %%eax\n" \
+ "movl %%eax, %%cr0\n" \
+ : : "i" (em_rst), "i" (mp_ne_set) : "eax");
+}
+static void setup_identity(void)
+{
/* identify CPU via cpuid and store the decoded info into gd->arch */
if (has_cpuid()) {
struct cpu_device_id cpu;
gd->arch.has_mtrr = has_mtrr();
}
- /* Don't allow PCI region 3 to use memory in the 2-4GB memory hole */
+}
+
+/* Don't allow PCI region 3 to use memory in the 2-4GB memory hole */
+static void setup_pci_ram_top(void)
+{
gd->pci_ram_top = 0x80000000U;
+}
+
+static void setup_mtrr(void)
+{
+ u64 mtrr_cap;
/* Configure fixed range MTRRs for some legacy regions */
- if (gd->arch.has_mtrr) {
- u64 mtrr_cap;
-
- mtrr_cap = native_read_msr(MTRR_CAP_MSR);
- if (mtrr_cap & MTRR_CAP_FIX) {
- /* Mark the VGA RAM area as uncacheable */
- native_write_msr(MTRR_FIX_16K_A0000_MSR,
- MTRR_FIX_TYPE(MTRR_TYPE_UNCACHEABLE),
- MTRR_FIX_TYPE(MTRR_TYPE_UNCACHEABLE));
-
- /*
- * Mark the PCI ROM area as cacheable to improve ROM
- * execution performance.
- */
- native_write_msr(MTRR_FIX_4K_C0000_MSR,
- MTRR_FIX_TYPE(MTRR_TYPE_WRBACK),
- MTRR_FIX_TYPE(MTRR_TYPE_WRBACK));
- native_write_msr(MTRR_FIX_4K_C8000_MSR,
- MTRR_FIX_TYPE(MTRR_TYPE_WRBACK),
- MTRR_FIX_TYPE(MTRR_TYPE_WRBACK));
- native_write_msr(MTRR_FIX_4K_D0000_MSR,
- MTRR_FIX_TYPE(MTRR_TYPE_WRBACK),
- MTRR_FIX_TYPE(MTRR_TYPE_WRBACK));
- native_write_msr(MTRR_FIX_4K_D8000_MSR,
- MTRR_FIX_TYPE(MTRR_TYPE_WRBACK),
- MTRR_FIX_TYPE(MTRR_TYPE_WRBACK));
-
- /* Enable the fixed range MTRRs */
- msr_setbits_64(MTRR_DEF_TYPE_MSR, MTRR_DEF_TYPE_FIX_EN);
- }
+ if (!gd->arch.has_mtrr)
+ return;
+
+ mtrr_cap = native_read_msr(MTRR_CAP_MSR);
+ if (mtrr_cap & MTRR_CAP_FIX) {
+ /* Mark the VGA RAM area as uncacheable */
+ native_write_msr(MTRR_FIX_16K_A0000_MSR,
+ MTRR_FIX_TYPE(MTRR_TYPE_UNCACHEABLE),
+ MTRR_FIX_TYPE(MTRR_TYPE_UNCACHEABLE));
+
+ /*
+ * Mark the PCI ROM area as cacheable to improve ROM
+ * execution performance.
+ */
+ native_write_msr(MTRR_FIX_4K_C0000_MSR,
+ MTRR_FIX_TYPE(MTRR_TYPE_WRBACK),
+ MTRR_FIX_TYPE(MTRR_TYPE_WRBACK));
+ native_write_msr(MTRR_FIX_4K_C8000_MSR,
+ MTRR_FIX_TYPE(MTRR_TYPE_WRBACK),
+ MTRR_FIX_TYPE(MTRR_TYPE_WRBACK));
+ native_write_msr(MTRR_FIX_4K_D0000_MSR,
+ MTRR_FIX_TYPE(MTRR_TYPE_WRBACK),
+ MTRR_FIX_TYPE(MTRR_TYPE_WRBACK));
+ native_write_msr(MTRR_FIX_4K_D8000_MSR,
+ MTRR_FIX_TYPE(MTRR_TYPE_WRBACK),
+ MTRR_FIX_TYPE(MTRR_TYPE_WRBACK));
+
+ /* Enable the fixed range MTRRs */
+ msr_setbits_64(MTRR_DEF_TYPE_MSR, MTRR_DEF_TYPE_FIX_EN);
}
+}
+
+int x86_cpu_init_f(void)
+{
+ if (ll_boot_init())
+ setup_cpu_features();
+ setup_identity();
+ setup_mtrr();
+ setup_pci_ram_top();
-#ifdef CONFIG_I8254_TIMER
/* Set up the i8254 timer if required */
- i8254_init();
-#endif
+ if (IS_ENABLED(CONFIG_I8254_TIMER))
+ i8254_init();
+
+ return 0;
+}
+
+int x86_cpu_reinit_f(void)
+{
+ setup_identity();
+ setup_pci_ram_top();
return 0;
}
# Copyright (c) 2016 Google, Inc
ifdef CONFIG_HAVE_MRC
-obj-$(CONFIG_$(SPL_)X86_32BIT_INIT) += car.o
-obj-$(CONFIG_$(SPL_)X86_32BIT_INIT) += me_status.o
-obj-$(CONFIG_$(SPL_)X86_32BIT_INIT) += report_platform.o
-obj-$(CONFIG_$(SPL_)X86_32BIT_INIT) += mrc.o
+obj-$(CONFIG_$(SPL_TPL_)X86_16BIT_INIT) += car.o
+obj-$(CONFIG_$(SPL_TPL_)X86_32BIT_INIT) += me_status.o
+obj-$(CONFIG_$(SPL_TPL_)X86_32BIT_INIT) += report_platform.o
+obj-$(CONFIG_$(SPL_TPL_)X86_32BIT_INIT) += mrc.o
endif
obj-y += cpu.o
obj-y += lpc.o
ifndef CONFIG_TARGET_EFI_APP
+obj-$(CONFIG_$(SPL_TPL_)X86_32BIT_INIT) += microcode.o
+ifndef CONFIG_$(SPL_)X86_64
obj-y += microcode.o
endif
+endif
obj-y += pch.o
+
+ifdef CONFIG_SPL
+ifndef CONFIG_SPL_BUILD
+obj-y += cpu_from_spl.o
+endif
+endif
.align 4
_dt_ucode_base_size:
- /* These next two fields are filled in by ifdtool */
+ /* These next two fields are filled in by binman */
.globl ucode_base
ucode_base: /* Declared in microcode.h */
.long 0 /* microcode base */
--- /dev/null
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (c) 2016 Google, Inc
+ */
+
+#include <common.h>
+#include <dm.h>
+#include <errno.h>
+#include <asm/cpu_common.h>
+#include <asm/intel_regs.h>
+#include <asm/lapic.h>
+#include <asm/lpc_common.h>
+#include <asm/msr.h>
+#include <asm/mtrr.h>
+#include <asm/post.h>
+#include <asm/microcode.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+int arch_cpu_init(void)
+{
+ int ret;
+
+ ret = x86_cpu_reinit_f();
+
+ return ret;
+}
return -ENOENT;
return val & RCBA_AUDIO_CONFIG_MASK;
+ case PCH_REQ_PMBASE_INFO: {
+ struct pch_pmbase_info *pm = data;
+ int ret;
+
+ /* Find the base address of the powermanagement registers */
+ ret = dm_pci_read_config16(dev, 0x40, &pm->base);
+ if (ret)
+ return ret;
+ pm->base &= 0xfffe;
+ pm->gpio0_en_ofs = GPE0_EN;
+ pm->pm1_sts_ofs = PM1_STS;
+ pm->pm1_cnt_ofs = PM1_CNT;
+
+ return 0;
+ }
default:
return -ENOSYS;
}
if (sipi_vector > max_vector_loc) {
printf("SIPI vector too large! 0x%08x\n",
sipi_vector);
- return -1;
+ return -ENOSPC;
}
debug("Attempting to start %d APs\n", ap_count);
if (wait_for_aps(num_aps, ap_count, 10000, 50)) {
debug("Not all APs checked in: %d/%d\n",
atomic_read(num_aps), ap_count);
- return -1;
+ return -EIO;
}
return 0;
if (wait_for_aps(&rec->cpus_entered, num_aps,
timeout_us, step_us)) {
debug("MP record %d timeout\n", i);
- ret = -1;
+ ret = -ETIMEDOUT;
}
}
if (p == NULL || p->flight_plan == NULL || p->num_records < 1) {
printf("Invalid MP parameters\n");
- return -1;
+ return -EINVAL;
}
num_cpus = cpu_get_count(cpu);
/* Load the SIPI vector */
ret = load_sipi_vector(&ap_count, num_cpus);
if (ap_count == NULL)
- return -1;
+ return -ENOENT;
/*
* Make sure SIPI data hits RAM so the APs that come up will see
/* Re-enter U-Boot by calling board_init_f_r() */
call board_init_f_r
+#ifdef CONFIG_TPL
+.globl jump_to_spl
+.type jump_to_spl, @function
+jump_to_spl:
+ /* Reset stack to the top of CAR space */
+ movl $(CONFIG_SYS_CAR_ADDR + CONFIG_SYS_CAR_SIZE - 4), %esp
+#ifdef CONFIG_DCACHE_RAM_MRC_VAR_SIZE
+ subl $CONFIG_DCACHE_RAM_MRC_VAR_SIZE, %esp
+#endif
+
+ jmp *%eax
+#endif
+
die:
hlt
jmp die
/*
* 64-bit x86 Startup Code
*
- * (C) Copyright 216 Google, Inc
+ * Copyright 2019 Google, Inc
* Written by Simon Glass <sjg@chromium.org>
*/
--- /dev/null
+/* SPDX-License-Identifier: GPL-2.0+ */
+/*
+ * 32-bit x86 Startup Code when running from SPL
+ *
+ * Copyright 2018 Google, Inc
+ * Written by Simon Glass <sjg@chromium.org>
+ */
+
+#include <config.h>
+
+.section .text.start
+.code32
+.globl _start
+.type _start, @function
+_start:
+ /* Set up memory using the existing stack */
+ movl $(CONFIG_SYS_CAR_ADDR + CONFIG_SYS_CAR_SIZE - 4), %eax
+#ifdef CONFIG_DCACHE_RAM_MRC_VAR_SIZE
+ subl $CONFIG_DCACHE_RAM_MRC_VAR_SIZE, %eax
+#endif
+ /*
+ * We don't subject CONFIG_DCACHE_RAM_MRC_VAR_SIZE since memory is
+ * already set up. This has the happy side-effect of putting gd in a
+ * new place separate from SPL, so the memset() in
+ * board_init_f_init_reserve() does not cause any problems (otherwise
+ * it would zero out the gd and crash)
+ */
+ call board_init_f_alloc_reserve
+ mov %eax, %esp
+
+ call board_init_f_init_reserve
+
+ xorl %eax, %eax
+ call board_init_f
+ call board_init_f_r
+
+ /* Should not return here */
+ jmp .
+
+.globl board_init_f_r_trampoline
+.type board_init_f_r_trampoline, @function
+board_init_f_r_trampoline:
+ /*
+ * SPL has been executed and SDRAM has been initialised, U-Boot code
+ * has been copied into RAM, BSS has been cleared and relocation
+ * adjustments have been made. It is now time to jump into the in-RAM
+ * copy of U-Boot
+ *
+ * %eax = Address of top of new stack
+ */
+
+ /* Stack grows down from top of SDRAM */
+ movl %eax, %esp
+
+ /* Re-enter U-Boot by calling board_init_f_r() */
+ call board_init_f_r
+
+die:
+ hlt
+ jmp die
+ hlt
+
+ .align 4
+_dt_ucode_base_size:
+ /* These next two fields are filled in by binman */
+.globl ucode_base
+ucode_base: /* Declared in microcode.h */
+ .long 0 /* microcode base */
+.globl ucode_size
+ucode_size: /* Declared in microcode.h */
+ .long 0 /* microcode size */
--- /dev/null
+/* SPDX-License-Identifier: GPL-2.0+ */
+/*
+ * 32-bit x86 Startup Code when running from TPL
+ *
+ * Copyright 2018 Google, Inc
+ * Written by Simon Glass <sjg@chromium.org>
+ */
+
+#include <config.h>
+
+.section .text.start
+.code32
+.globl _start
+.type _start, @function
+_start:
+ /* Set up memory using the existing stack */
+ mov %esp, %eax
+ call board_init_f_alloc_reserve
+ mov %eax, %esp
+
+ call board_init_f_init_reserve
+
+ xorl %eax, %eax
+ call board_init_f
+ call board_init_f_r
+
+ /* Should not return here */
+ jmp .
+
+.globl board_init_f_r_trampoline
+.type board_init_f_r_trampoline, @function
+board_init_f_r_trampoline:
+ /*
+ * TPL has been executed: SDRAM has been initialised, BSS has been
+ * cleared.
+ *
+ * %eax = Address of top of new stack
+ */
+
+ /* Stack grows down from top of SDRAM */
+ movl %eax, %esp
+
+ /* Re-enter SPL by calling board_init_f_r() */
+ call board_init_f_r
+
+die:
+ hlt
+ jmp die
+ hlt
/DISCARD/ : { *(.interp*) }
/DISCARD/ : { *(.gnu*) }
-#ifdef CONFIG_SPL_X86_16BIT_INIT
+#if defined(CONFIG_SPL_X86_16BIT_INIT) || defined(CONFIG_TPL_X86_16BIT_INIT)
/*
* The following expressions place the 16-bit Real-Mode code and
* Reset Vector at the end of the Flash ROM
{
return 0;
}
+
+int x86_cpu_reinit_f(void)
+{
+ return 0;
+}
/include/ "rtc.dtsi"
/include/ "tsc_timer.dtsi"
+#ifdef CONFIG_CHROMEOS
+#include "chromeos-x86.dtsi"
+#include "flashmap-x86-ro.dtsi"
+#include "flashmap-8mb-rw.dtsi"
+#endif
+
/ {
model = "Google Samus";
compatible = "google,samus", "intel,broadwell";
spi0 = &spi;
usb0 = &usb_0;
usb1 = &usb_1;
+ cros-ec0 = &cros_ec;
};
config {
/* Put this first: it is the default */
gpio_unused: gpio-unused {
+ u-boot,dm-pre-reloc;
mode-gpio;
direction = <PIN_INPUT>;
owner = <OWNER_GPIO>;
};
gpio_acpi_sci: acpi-sci {
+ u-boot,dm-pre-reloc;
mode-gpio;
direction = <PIN_INPUT>;
invert;
};
gpio_acpi_smi: acpi-smi {
+ u-boot,dm-pre-reloc;
mode-gpio;
direction = <PIN_INPUT>;
invert;
};
gpio_input: gpio-input {
+ u-boot,dm-pre-reloc;
mode-gpio;
direction = <PIN_INPUT>;
owner = <OWNER_GPIO>;
};
gpio_input_invert: gpio-input-invert {
+ u-boot,dm-pre-reloc;
mode-gpio;
direction = <PIN_INPUT>;
owner = <OWNER_GPIO>;
};
gpio_native: gpio-native {
+ u-boot,dm-pre-reloc;
};
gpio_out_high: gpio-out-high {
+ u-boot,dm-pre-reloc;
mode-gpio;
direction = <PIN_OUTPUT>;
output-value = <1>;
};
gpio_out_low: gpio-out-low {
+ u-boot,dm-pre-reloc;
mode-gpio;
direction = <PIN_OUTPUT>;
output-value = <0>;
};
gpio_pirq: gpio-pirq {
+ u-boot,dm-pre-reloc;
mode-gpio;
direction = <PIN_INPUT>;
owner = <OWNER_GPIO>;
};
soc_gpio@0 {
+ u-boot,dm-pre-reloc;
config =
<0 &gpio_unused 0>, /* unused */
<1 &gpio_unused 0>, /* unused */
spd {
#address-cells = <1>;
#size-cells = <0>;
+ u-boot,dm-pre-reloc;
samsung_4 {
reg = <6>;
+ u-boot,dm-pre-reloc;
data = [91 20 f1 03 04 11 05 0b
03 11 01 08 0a 00 50 01
78 78 90 50 90 11 50 e0
* columns 10, density 4096 mb, x32
*/
reg = <8>;
+ u-boot,dm-pre-reloc;
data = [91 20 f1 03 04 11 05 0b
03 11 01 08 0a 00 50 01
78 78 90 50 90 11 50 e0
};
samsung_8 {
reg = <10>;
+ u-boot,dm-pre-reloc;
data = [91 20 f1 03 04 12 05 0a
03 11 01 08 0a 00 50 01
78 78 90 50 90 11 50 e0
* columns 11, density 4096 mb, x16
*/
reg = <12>;
+ u-boot,dm-pre-reloc;
data = [91 20 f1 03 04 12 05 0a
03 11 01 08 0a 00 50 01
78 78 90 50 90 11 50 e0
* columns 11, density 8192 mb, x16
*/
reg = <13>;
+ u-boot,dm-pre-reloc;
data = [91 20 f1 03 05 1a 05 0a
03 11 01 08 0a 00 50 01
78 78 90 50 90 11 50 e0
* columns 11, density 8192 mb, x16
*/
reg = <15>;
+ u-boot,dm-pre-reloc;
data = [91 20 f1 03 05 1a 05 0a
03 11 01 08 0a 00 50 01
78 78 90 50 90 11 50 e0
compatible = "ehci-pci";
};
- pch@1f,0 {
+ pch: pch@1f,0 {
reg = <0x0000f800 0 0 0 0>;
compatible = "intel,broadwell-pch";
u-boot,dm-pre-reloc;
power-enable-gpio = <&gpio_a 23 0>;
spi: spi {
+ u-boot,dm-pre-reloc;
#address-cells = <1>;
#size-cells = <0>;
compatible = "intel,ich9-spi";
- spi-flash@0 {
+ fwstore_spi: spi-flash@0 {
+ u-boot,dm-pre-reloc;
#size-cells = <1>;
#address-cells = <1>;
reg = <0>;
"jedec,spi-nor";
memory-map = <0xff800000 0x00800000>;
rw-mrc-cache {
+ u-boot,dm-pre-reloc;
label = "rw-mrc-cache";
reg = <0x003e0000 0x00010000>;
};
#size-cells = <0>;
u-boot,dm-pre-reloc;
intel,gen-dec = <0x800 0xfc 0x900 0xfc>;
- cros-ec@200 {
+ cros_ec: cros-ec {
+ u-boot,dm-pre-reloc;
compatible = "google,cros-ec-lpc";
reg = <0x204 1 0x200 1 0x880 0x80>;
sata@1f,2 {
compatible = "intel,wildcatpoint-ahci";
reg = <0x0000fa00 0 0 0 0>;
- u-boot,dm-pre-reloc;
+ u-boot,dm-pre-proper;
intel,sata-mode = "ahci";
intel,sata-port-map = <1>;
intel,sata-port0-gen3-tx = <0x72>;
};
tpm {
+ u-boot,dm-pre-reloc;
reg = <0xfed40000 0x5000>;
compatible = "infineon,slb9635lpc";
+ secdata {
+ u-boot,dm-pre-reloc;
+ compatible = "google,tpm-secdata";
+ };
};
microcode {
+ u-boot,dm-pre-reloc;
update@0 {
+ u-boot,dm-pre-reloc;
#include "microcode/mc0306d4_00000018.dtsi"
};
};
};
};
+
+&rtc {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ nvdata {
+ u-boot,dm-pre-reloc;
+ compatible = "google,cmos-nvdata";
+ reg = <0x26>;
+ };
+};
/ {
- reset {
+ reset: reset {
compatible = "x86,reset";
u-boot,dm-pre-reloc;
};
/ {
- rtc {
+ rtc: rtc {
compatible = "motorola,mc146818";
u-boot,dm-pre-reloc;
reg = <0x70 2>;
#include <config.h>
-#ifdef CONFIG_ROM_SIZE
+#ifdef CONFIG_CHROMEOS
/ {
binman {
- filename = "u-boot.rom";
- end-at-4gb;
- sort-by-offset;
- pad-byte = <0xff>;
- size = <CONFIG_ROM_SIZE>;
-#ifdef CONFIG_HAVE_INTEL_ME
- intel-descriptor {
- filename = CONFIG_FLASH_DESCRIPTOR_FILE;
- };
- intel-me {
- filename = CONFIG_INTEL_ME_FILE;
+ multiple-images;
+ rom: rom {
};
+ };
+};
+#else
+/ {
+ rom: binman {
+ };
+};
#endif
-#ifdef CONFIG_SPL
- u-boot-spl-with-ucode-ptr {
- offset = <CONFIG_SPL_TEXT_BASE>;
- };
- u-boot-dtb-with-ucode2 {
- type = "u-boot-dtb-with-ucode";
- };
- u-boot {
- offset = <0xfff00000>;
- };
+#ifdef CONFIG_ROM_SIZE
+&rom {
+ filename = "u-boot.rom";
+ end-at-4gb;
+ sort-by-offset;
+ pad-byte = <0xff>;
+ size = <CONFIG_ROM_SIZE>;
+#ifdef CONFIG_HAVE_INTEL_ME
+ intel-descriptor {
+ filename = CONFIG_FLASH_DESCRIPTOR_FILE;
+ };
+ intel-me {
+ filename = CONFIG_INTEL_ME_FILE;
+ };
+#endif
+#ifdef CONFIG_TPL
+ u-boot-tpl-with-ucode-ptr {
+ offset = <CONFIG_TPL_TEXT_BASE>;
+ };
+ u-boot-tpl-dtb {
+ };
+ u-boot-spl {
+ offset = <CONFIG_SPL_TEXT_BASE>;
+ };
+ u-boot-spl-dtb {
+ };
+ u-boot {
+ offset = <CONFIG_SYS_TEXT_BASE>;
+ };
+#elif defined(CONFIG_SPL)
+ u-boot-spl-with-ucode-ptr {
+ offset = <CONFIG_SPL_TEXT_BASE>;
+ };
+ u-boot-dtb-with-ucode2 {
+ type = "u-boot-dtb-with-ucode";
+ };
+ u-boot {
+ /*
+ * TODO(sjg@chromium.org):
+ * Normally we use CONFIG_SYS_TEXT_BASE as the flash offset. But
+ * for boards with textbase in SDRAM we cannot do this. Just use
+ * an assumed-valid value (1MB before the end of flash) here so
+ * that we can actually build an image for coreboot, etc.
+ * We need a better solution, perhaps a separate Kconfig.
+ */
+#if CONFIG_SYS_TEXT_BASE == 0x1110000
+ offset = <0xfff00000>;
#else
- u-boot-with-ucode-ptr {
- offset = <CONFIG_SYS_TEXT_BASE>;
- };
+ offset = <CONFIG_SYS_TEXT_BASE>;
#endif
- u-boot-dtb-with-ucode {
- };
- u-boot-ucode {
- align = <16>;
- };
+ };
+#else
+ u-boot-with-ucode-ptr {
+ offset = <CONFIG_SYS_TEXT_BASE>;
+ };
+#endif
+ u-boot-dtb-with-ucode {
+ };
+ u-boot-ucode {
+ align = <16>;
+ };
#ifdef CONFIG_HAVE_MRC
- intel-mrc {
- offset = <CONFIG_X86_MRC_ADDR>;
- };
+ intel-mrc {
+ offset = <CONFIG_X86_MRC_ADDR>;
+ };
#endif
#ifdef CONFIG_HAVE_FSP
- intel-fsp {
- filename = CONFIG_FSP_FILE;
- offset = <CONFIG_FSP_ADDR>;
- };
+ intel-fsp {
+ filename = CONFIG_FSP_FILE;
+ offset = <CONFIG_FSP_ADDR>;
+ };
#endif
#ifdef CONFIG_HAVE_CMC
- intel-cmc {
- filename = CONFIG_CMC_FILE;
- offset = <CONFIG_CMC_ADDR>;
- };
+ intel-cmc {
+ filename = CONFIG_CMC_FILE;
+ offset = <CONFIG_CMC_ADDR>;
+ };
#endif
#ifdef CONFIG_HAVE_VGA_BIOS
- intel-vga {
- filename = CONFIG_VGA_BIOS_FILE;
- offset = <CONFIG_VGA_BIOS_ADDR>;
- };
+ intel-vga {
+ filename = CONFIG_VGA_BIOS_FILE;
+ offset = <CONFIG_VGA_BIOS_ADDR>;
+ };
#endif
#ifdef CONFIG_HAVE_VBT
- intel-vbt {
- filename = CONFIG_VBT_FILE;
- offset = <CONFIG_VBT_ADDR>;
- };
+ intel-vbt {
+ filename = CONFIG_VBT_FILE;
+ offset = <CONFIG_VBT_ADDR>;
+ };
#endif
#ifdef CONFIG_HAVE_REFCODE
- intel-refcode {
- offset = <CONFIG_X86_REFCODE_ADDR>;
- };
+ intel-refcode {
+ offset = <CONFIG_X86_REFCODE_ADDR>;
+ };
#endif
-#ifdef CONFIG_SPL
- x86-start16-spl {
- offset = <CONFIG_SYS_X86_START16>;
- };
+#ifdef CONFIG_TPL
+ x86-start16-tpl {
+ offset = <CONFIG_SYS_X86_START16>;
+ };
+#elif defined(CONFIG_SPL)
+ x86-start16-spl {
+ offset = <CONFIG_SYS_X86_START16>;
+ };
#else
- x86-start16 {
- offset = <CONFIG_SYS_X86_START16>;
- };
-#endif
+ x86-start16 {
+ offset = <CONFIG_SYS_X86_START16>;
};
+#endif
};
#endif
--- /dev/null
+/* SPDX-License-Identifier: GPL-2.0+ */
+/*
+ * Architecture-specific SPL handoff information for x86
+ *
+ * Copyright 2018 Google, Inc
+ * Written by Simon Glass <sjg@chromium.org>
+ */
+
+#ifndef __x86_asm_handoff_h
+#define __x86_asm_handoff_h
+
+struct arch_spl_handoff {
+};
+
+#endif
*/
int mrccache_save(void);
+/**
+ * mrccache_spl_save() - Save to the MRC region from SPL
+ *
+ * When SPL is used to set up the memory controller we want to save the MRC
+ * data in SPL to avoid needing to pass it up to U-Boot proper to save. This
+ * function handles that.
+ *
+ * @return 0 if saved to SPI flash successfully, other error if failed
+ */
+int mrccache_spl_save(void);
+
#endif /* _ASM_MRCCACHE_H */
/*
* Copyright (C) 2017 Google, Inc
* Written by Simon Glass <sjg@chromium.org>
- *
- * This file is required for SPL to build, but is empty.
*/
+
+#ifndef __asm_spl_h
+#define __asm_spl_h
+
+#define CONFIG_SPL_BOARD_LOAD_IMAGE
+
+enum {
+ BOOT_DEVICE_SPI = 10,
+ BOOT_DEVICE_BOARD,
+ BOOT_DEVICE_CROS_VBOOT,
+};
+
+void jump_to_spl(ulong entry);
+
+#endif
/* cpu/.../cpu.c */
int arch_cpu_init(void);
+
+/**
+ * x86_cpu_init_f() - Set up basic features of the x86 CPU
+ *
+ * 0 on success, -ve on error
+ */
int x86_cpu_init_f(void);
+
+/**
+ * x86_cpu_reinit_f() - Set up the CPU a second time
+ *
+ * Once cpu_init_f() has been called (e.g. in SPL) we should not call it
+ * again (e.g. in U-Boot proper) since it sets up the state from scratch.
+ * Call this function in later phases of U-Boot instead. It reads the CPU
+ * identify so that CPU functions can be used correctly, but does not change
+ * anything.
+ *
+ * @return 0 (indicating success, to mimic cpu_init_f())
+ */
+int x86_cpu_reinit_f(void);
+
int cpu_init_f(void);
void setup_gdt(struct global_data *id, u64 *gdt_addr);
/*
obj-$(CONFIG_CMD_ZBOOT) += zimage.o
endif
obj-$(CONFIG_HAVE_FSP) += fsp/
-obj-$(CONFIG_SPL_BUILD) += spl.o
+
+ifdef CONFIG_SPL_BUILD
+ifdef CONFIG_TPL_BUILD
+obj-y += tpl.o
+else
+obj-y += spl.o
+endif
+endif
lib-$(CONFIG_USE_PRIVATE_LIBGCC) += div64.o
timestamp_add_now(TS_U_BOOT_START_KERNEL);
#endif
bootstage_mark_name(BOOTSTAGE_ID_BOOTM_HANDOFF, "start_kernel");
-#ifdef CONFIG_BOOTSTAGE_REPORT
+#if CONFIG_IS_ENABLED(BOOTSTAGE_REPORT)
bootstage_report();
#endif
.long temp_ram_init_params
temp_ram_init_params:
_dt_ucode_base_size:
- /* These next two fields are filled in by ifdtool */
+ /* These next two fields are filled in by binman */
.globl ucode_base
ucode_base: /* Declared in microcode.h */
.long 0 /* microcode base */
int init_cache_f_r(void)
{
-#if CONFIG_IS_ENABLED(X86_32BIT_INIT) && !defined(CONFIG_HAVE_FSP)
+#if (CONFIG_IS_ENABLED(X86_32BIT_INIT) || \
+ (!defined(CONFIG_SPL_BUILD) && \
+ !CONFIG_IS_ENABLED(CONFIG_X86_RUN_64BIT))) && \
+ !defined(CONFIG_HAVE_FSP)
int ret;
ret = mtrr_commit(false);
ulong base_addr;
int ret;
- if (!is_mrc_cache(cur))
+ if (!is_mrc_cache(cur)) {
+ debug("%s: Cache data not valid\n", __func__);
return -EINVAL;
+ }
/* Find the last used block */
base_addr = entry->base + entry->offset;
return 0;
}
-int mrccache_reserve(void)
+static void mrccache_setup(void *data)
{
- struct mrc_data_container *cache;
+ struct mrc_data_container *cache = data;
u16 checksum;
- if (!gd->arch.mrc_output_len)
- return 0;
-
- /* adjust stack pointer to store pure cache data plus the header */
- gd->start_addr_sp -= (gd->arch.mrc_output_len + MRC_DATA_HEADER_SIZE);
- cache = (struct mrc_data_container *)gd->start_addr_sp;
-
cache->signature = MRC_DATA_SIGNATURE;
cache->data_size = gd->arch.mrc_output_len;
checksum = compute_ip_checksum(gd->arch.mrc_output, cache->data_size);
/* gd->arch.mrc_output now points to the container */
gd->arch.mrc_output = (char *)cache;
+}
+
+int mrccache_reserve(void)
+{
+ if (!gd->arch.mrc_output_len)
+ return 0;
+
+ /* adjust stack pointer to store pure cache data plus the header */
+ gd->start_addr_sp -= (gd->arch.mrc_output_len + MRC_DATA_HEADER_SIZE);
+ mrccache_setup((void *)gd->start_addr_sp);
gd->start_addr_sp &= ~0xf;
return -ENOENT;
}
- if (fdtdec_get_int_array(blob, node, "memory-map", reg, 2))
+ if (fdtdec_get_int_array(blob, node, "memory-map", reg, 2)) {
+ debug("%s: Cannot find memory map\n", __func__);
return -EINVAL;
+ }
entry->base = reg[0];
/* Find the place where we put the MRC cache */
mrc_node = fdt_subnode_offset(blob, node, "rw-mrc-cache");
- if (mrc_node < 0)
+ if (mrc_node < 0) {
+ debug("%s: Cannot find node\n", __func__);
return -EPERM;
+ }
- if (fdtdec_get_int_array(blob, mrc_node, "reg", reg, 2))
+ if (fdtdec_get_int_array(blob, mrc_node, "reg", reg, 2)) {
+ debug("%s: Cannot find address\n", __func__);
return -EINVAL;
+ }
entry->offset = reg[0];
entry->length = reg[1];
debug("%s: Failed: %d\n", __func__, ret);
return ret;
}
+
+int mrccache_spl_save(void)
+{
+ void *data;
+ int size;
+
+ size = gd->arch.mrc_output_len + MRC_DATA_HEADER_SIZE;
+ data = malloc(size);
+ if (!data)
+ return log_msg_ret("Allocate MRC cache block", -ENOMEM);
+ mrccache_setup(data);
+ gd->arch.mrc_output = data;
+
+ return mrccache_save();
+}
#include <common.h>
#include <debug_uart.h>
+#include <malloc.h>
#include <spl.h>
#include <asm/cpu.h>
+#include <asm/mrccache.h>
#include <asm/mtrr.h>
#include <asm/processor.h>
#include <asm-generic/sections.h>
static int x86_spl_init(void)
{
+#ifndef CONFIG_TPL
/*
* TODO(sjg@chromium.org): We use this area of RAM for the stack
* and global_data in SPL. Once U-Boot starts up and releocates it
* place it immediately below CONFIG_SYS_TEXT_BASE.
*/
char *ptr = (char *)0x110000;
+#endif
int ret;
debug("%s starting\n", __func__);
debug("%s: spl_init() failed\n", __func__);
return ret;
}
+#ifdef CONFIG_TPL
+ /* Do a mini-init if TPL has already done the full init */
+ ret = x86_cpu_reinit_f();
+#else
ret = arch_cpu_init();
+#endif
if (ret) {
debug("%s: arch_cpu_init() failed\n", __func__);
return ret;
}
+#ifndef CONFIG_TPL
ret = arch_cpu_init_dm();
if (ret) {
debug("%s: arch_cpu_init_dm() failed\n", __func__);
return ret;
}
+#endif
preloader_console_init();
+#ifndef CONFIG_TPL
ret = print_cpuinfo();
if (ret) {
debug("%s: print_cpuinfo() failed\n", __func__);
return ret;
}
+#endif
ret = dram_init();
if (ret) {
debug("%s: dram_init() failed\n", __func__);
return ret;
}
+ if (IS_ENABLED(CONFIG_ENABLE_MRC_CACHE)) {
+ ret = mrccache_spl_save();
+ if (ret)
+ debug("%s: Failed to write to mrccache (err=%d)\n",
+ __func__, ret);
+ }
+
+#ifndef CONFIG_TPL
memset(&__bss_start, 0, (ulong)&__bss_end - (ulong)&__bss_start);
/* TODO(sjg@chromium.org): Consider calling cpu_init_r() here */
(1ULL << 32) - CONFIG_XIP_ROM_SIZE,
CONFIG_XIP_ROM_SIZE);
if (ret) {
- debug("%s: SPI cache setup failed\n", __func__);
+ debug("%s: SPI cache setup failed (err=%d)\n", __func__, ret);
return ret;
}
+ mtrr_commit(true);
+#endif
return 0;
}
debug("Error %d\n", ret);
hang();
}
-
+#ifdef CONFIG_TPL
+ gd->bd = malloc(sizeof(*gd->bd));
+ if (!gd->bd) {
+ printf("Out of memory for bd_info size %x\n", sizeof(*gd->bd));
+ hang();
+ }
+ board_init_r(gd, 0);
+#else
/* Uninit CAR and jump to board_init_f_r() */
board_init_f_r_trampoline(gd->start_addr_sp);
+#endif
}
void board_init_f_r(void)
return -EPERM;
}
+#ifdef CONFIG_X86_RUN_64BIT
void __noreturn jump_to_image_no_args(struct spl_image_info *spl_image)
{
int ret;
while (1)
;
}
+#endif
+
+void spl_board_init(void)
+{
+#ifndef CONFIG_TPL
+ preloader_console_init();
+#endif
+}
--- /dev/null
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (c) 2018 Google, Inc
+ */
+
+#include <common.h>
+#include <debug_uart.h>
+#include <spl.h>
+#include <asm/cpu.h>
+#include <asm/mtrr.h>
+#include <asm/processor.h>
+#include <asm-generic/sections.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+__weak int arch_cpu_init_dm(void)
+{
+ return 0;
+}
+
+static int x86_tpl_init(void)
+{
+ int ret;
+
+ debug("%s starting\n", __func__);
+ ret = spl_init();
+ if (ret) {
+ debug("%s: spl_init() failed\n", __func__);
+ return ret;
+ }
+ ret = arch_cpu_init();
+ if (ret) {
+ debug("%s: arch_cpu_init() failed\n", __func__);
+ return ret;
+ }
+ ret = arch_cpu_init_dm();
+ if (ret) {
+ debug("%s: arch_cpu_init_dm() failed\n", __func__);
+ return ret;
+ }
+ preloader_console_init();
+ ret = print_cpuinfo();
+ if (ret) {
+ debug("%s: print_cpuinfo() failed\n", __func__);
+ return ret;
+ }
+
+ return 0;
+}
+
+void board_init_f(ulong flags)
+{
+ int ret;
+
+ ret = x86_tpl_init();
+ if (ret) {
+ debug("Error %d\n", ret);
+ hang();
+ }
+
+ /* Uninit CAR and jump to board_init_f_r() */
+ board_init_r(gd, 0);
+}
+
+void board_init_f_r(void)
+{
+ /* Not used since we never call board_init_f_r_trampoline() */
+ while (1);
+}
+
+u32 spl_boot_device(void)
+{
+ return IS_ENABLED(CONFIG_CHROMEOS) ? BOOT_DEVICE_CROS_VBOOT :
+ BOOT_DEVICE_BOARD;
+}
+
+int spl_start_uboot(void)
+{
+ return 0;
+}
+
+void spl_board_announce_boot_device(void)
+{
+ printf("SPI flash");
+}
+
+static int spl_board_load_image(struct spl_image_info *spl_image,
+ struct spl_boot_device *bootdev)
+{
+ spl_image->size = CONFIG_SYS_MONITOR_LEN; /* We don't know SPL size */
+ spl_image->entry_point = CONFIG_SPL_TEXT_BASE;
+ spl_image->load_addr = CONFIG_SPL_TEXT_BASE;
+ spl_image->os = IH_OS_U_BOOT;
+ spl_image->name = "U-Boot";
+
+ debug("Loading to %lx\n", spl_image->load_addr);
+
+ return 0;
+}
+SPL_LOAD_IMAGE_METHOD("SPI", 0, BOOT_DEVICE_BOARD, spl_board_load_image);
+
+int spl_spi_load_image(void)
+{
+ return -EPERM;
+}
+
+void __noreturn jump_to_image_no_args(struct spl_image_info *spl_image)
+{
+ printf("Jumping to U-Boot SPL at %lx\n", (ulong)spl_image->entry_point);
+ jump_to_spl(spl_image->entry_point);
+ while (1)
+ ;
+}
+
+void spl_board_init(void)
+{
+ preloader_console_init();
+}
Chrome OS EC connected on LPC, and it provides a 2560x1700 high
resolution touch-enabled LCD display.
+config TARGET_CHROMEBOOK_SAMUS_TPL
+ bool "Chromebook samus booting from TPL"
+ help
+ This is a version of Samus which boots into TPL, then to SPL and
+ U-Boot proper. This is useful where verified boot must select
+ between different A/B versions of SPL/U-Boot, to allow upgrading of
+ almost all U-Boot code in the field.
+
endchoice
source "board/google/chromebook_link/Kconfig"
-if TARGET_CHROMEBOOK_SAMUS
+if TARGET_CHROMEBOOK_SAMUS || TARGET_CHROMEBOOK_SAMUS_TPL
config SYS_BOARD
default "chromebook_samus"
default "broadwell"
config SYS_CONFIG_NAME
- default "chromebook_samus"
+ default "chromebook_samus" if TARGET_CHROMEBOOK_SAMUS
+ default "chromebook_samus" if TARGET_CHROMEBOOK_SAMUS_TPL
config SYS_TEXT_BASE
default 0xffe00000
default 0x40000
endif
+
+if TARGET_CHROMEBOOK_SAMUS_TPL
+
+config BOARD_SPECIFIC_OPTIONS_TPL # dummy
+ def_bool y
+ select SPL
+ select TPL
+
+endif
F: board/google/chromebook_samus/
F: include/configs/chromebook_samus.h
F: configs/chromebook_samus_defconfig
+
+CHROMEBOOK SAMUS TPL BOARD
+M: Simon Glass <sjg@chromium.org>
+S: Maintained
+F: board/google/chromebook_samus/
+F: include/configs/chromebook_samus.h
+F: configs/chromebook_samus_tpl_defconfig
S: Maintained
F: configs/bananapi_m64_defconfig
+BEELINK GS1
+M: Clément Péron <peron.clem@gmail.com>
+S: Maintained
+F: configs/beelink_gs1_defconfig
+F: arch/arm/dts/sun50i-h6-beelink-gs1.dts
+
COLOMBUS BOARD
M: Maxime Ripard <maxime.ripard@bootlin.com>
S: Maintained
F: configs/A20-Olimex-SOM204-EVB_defconfig
F: configs/A20-Olimex-SOM204-EVB-eMMC_defconfig
+OLIMEX TERES-I BOARD
+M: Jonas Smedegaard <dr@jones.dk>
+M: Icenowy Zheng <icenowy@aosc.io>
+S: Maintained
+F: configs/teres_i_defconfig
+
ORANGEPI LITE2 BOARD
M: Jagan Teki <jagan@amarulasolutions.com>
S: Maintained
*/
#include <common.h>
-#include <bootm.h>
#include <charset.h>
#include <command.h>
#include <dm.h>
#include <linux/libfdt_env.h>
#include <mapmem.h>
#include <memalign.h>
-#include <asm/global_data.h>
#include <asm-generic/sections.h>
-#include <asm-generic/unaligned.h>
#include <linux/linkage.h>
DECLARE_GLOBAL_DATA_PTR;
static struct efi_device_path *bootefi_device_path;
/*
- * Allow unaligned memory access.
- *
- * This routine is overridden by architectures providing this feature.
- */
-void __weak allow_unaligned(void)
-{
-}
-
-/*
* Set the load options of an image from an environment variable.
*
* @handle: the image handle
efi_handle_t handle;
efi_status_t ret;
- /* Allow unaligned memory access */
- allow_unaligned();
-
- switch_to_non_secure_mode();
-
/* Initialize EFI drivers */
ret = efi_init_obj_list();
if (ret != EFI_SUCCESS) {
efi_handle_t mem_handle = NULL, handle;
efi_status_t ret;
- /* Allow unaligned memory access */
- allow_unaligned();
-
- switch_to_non_secure_mode();
-
/* Initialize EFI drivers */
ret = efi_init_obj_list();
if (ret != EFI_SUCCESS) {
struct efi_loaded_image *loaded_image_info;
efi_status_t ret;
- /* Allow unaligned memory access */
- allow_unaligned();
-
- switch_to_non_secure_mode();
-
/* Initialize EFI drivers */
ret = efi_init_obj_list();
if (ret != EFI_SUCCESS) {
# CONFIG_SPL_DOS_PARTITION is not set
# CONFIG_SPL_EFI_PARTITION is not set
CONFIG_DEFAULT_DEVICE_TREE="sun8i-a83t-cubietruck-plus"
+CONFIG_PHY_REALTEK=y
+CONFIG_SUN8I_EMAC=y
CONFIG_AXP_DLDO3_VOLT=2500
CONFIG_AXP_DLDO4_VOLT=3300
CONFIG_AXP_FLDO1_VOLT=1200
# CONFIG_SPL_DOS_PARTITION is not set
# CONFIG_SPL_EFI_PARTITION is not set
CONFIG_DEFAULT_DEVICE_TREE="sun8i-a83t-bananapi-m3"
+CONFIG_PHY_REALTEK=y
+CONFIG_SUN8I_EMAC=y
CONFIG_AXP_DCDC5_VOLT=1200
-CONFIG_AXP_DLDO3_VOLT=2500
+CONFIG_AXP_DLDO3_VOLT=3300
CONFIG_AXP_SW_ON=y
CONFIG_USB_EHCI_HCD=y
CONFIG_USB_OHCI_HCD=y
--- /dev/null
+CONFIG_ARM=y
+CONFIG_ARCH_SUNXI=y
+CONFIG_SPL=y
+CONFIG_MACH_SUN50I_H6=y
+CONFIG_MMC0_CD_PIN="PF6"
+CONFIG_MMC_SUNXI_SLOT_EXTRA=2
+# CONFIG_PSCI_RESET is not set
+CONFIG_NR_DRAM_BANKS=1
+# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+# CONFIG_CMD_FLASH is not set
+# CONFIG_SPL_DOS_PARTITION is not set
+# CONFIG_SPL_EFI_PARTITION is not set
+CONFIG_DEFAULT_DEVICE_TREE="sun50i-h6-beelink-gs1"
+CONFIG_LED=y
+CONFIG_LED_GPIO=y
CONFIG_X86=y
CONFIG_SYS_TEXT_BASE=0xFFE00000
-CONFIG_SYS_MALLOC_F_LEN=0x1c00
+CONFIG_SYS_MALLOC_F_LEN=0x1d00
CONFIG_NR_DRAM_BANKS=8
CONFIG_DEBUG_UART_BOARD_INIT=y
CONFIG_DEBUG_UART_BASE=0x3f8
--- /dev/null
+CONFIG_X86=y
+CONFIG_SYS_TEXT_BASE=0xffed0000
+CONFIG_SYS_MALLOC_F_LEN=0x1a00
+CONFIG_NR_DRAM_BANKS=8
+CONFIG_DEBUG_UART_BOARD_INIT=y
+CONFIG_DEBUG_UART_BASE=0x3f8
+CONFIG_DEBUG_UART_CLOCK=1843200
+CONFIG_VENDOR_GOOGLE=y
+CONFIG_TARGET_CHROMEBOOK_SAMUS_TPL=y
+CONFIG_DEBUG_UART=y
+CONFIG_HAVE_MRC=y
+CONFIG_HAVE_REFCODE=y
+CONFIG_SMP=y
+CONFIG_HAVE_VGA_BIOS=y
+CONFIG_BOOTSTAGE=y
+CONFIG_BOOTSTAGE_REPORT=y
+CONFIG_USE_BOOTARGS=y
+CONFIG_BOOTARGS="root=/dev/sdb3 init=/sbin/init rootwait ro"
+CONFIG_SYS_CONSOLE_INFO_QUIET=y
+CONFIG_MISC_INIT_R=y
+CONFIG_DISPLAY_BOARDINFO_LATE=y
+CONFIG_LAST_STAGE_INIT=y
+CONFIG_BLOBLIST=y
+CONFIG_BLOBLIST_SIZE=0x1000
+CONFIG_BLOBLIST_ADDR=0xff7c0000
+CONFIG_HANDOFF=y
+CONFIG_SPL_TEXT_BASE=0xffe70000
+CONFIG_SPL_SEPARATE_BSS=y
+CONFIG_SPL_NET_SUPPORT=y
+CONFIG_SPL_PCI=y
+CONFIG_SPL_PCH_SUPPORT=y
+CONFIG_TPL_PCI=y
+CONFIG_TPL_PCH_SUPPORT=y
+CONFIG_HUSH_PARSER=y
+CONFIG_CMD_CPU=y
+# CONFIG_CMD_FLASH is not set
+CONFIG_CMD_GPIO=y
+CONFIG_CMD_I2C=y
+CONFIG_CMD_PART=y
+CONFIG_CMD_SATA=y
+CONFIG_CMD_SF=y
+CONFIG_CMD_SPI=y
+CONFIG_CMD_USB=y
+# CONFIG_CMD_SETEXPR is not set
+CONFIG_CMD_TIME=y
+CONFIG_CMD_SOUND=y
+CONFIG_CMD_BOOTSTAGE=y
+CONFIG_CMD_TPM=y
+CONFIG_CMD_TPM_TEST=y
+CONFIG_CMD_EXT2=y
+CONFIG_CMD_EXT4=y
+CONFIG_CMD_EXT4_WRITE=y
+CONFIG_CMD_FAT=y
+CONFIG_CMD_FS_GENERIC=y
+CONFIG_MAC_PARTITION=y
+# CONFIG_SPL_MAC_PARTITION is not set
+# CONFIG_SPL_DOS_PARTITION is not set
+CONFIG_ISO_PARTITION=y
+CONFIG_EFI_PARTITION=y
+# CONFIG_SPL_EFI_PARTITION is not set
+CONFIG_DEFAULT_DEVICE_TREE="chromebook_samus"
+# CONFIG_NET is not set
+CONFIG_REGMAP=y
+CONFIG_SYSCON=y
+CONFIG_CPU=y
+CONFIG_DM_I2C=y
+CONFIG_SYS_I2C_DW=y
+CONFIG_TPL_MISC=y
+CONFIG_CROS_EC=y
+CONFIG_CROS_EC_LPC=y
+CONFIG_SYS_NS16550=y
+CONFIG_SOUND=y
+CONFIG_SOUND_I8254=y
+CONFIG_SOUND_RT5677=y
+CONFIG_SPI=y
+CONFIG_TPM_TIS_LPC=y
+CONFIG_USB_STORAGE=y
+CONFIG_USB_KEYBOARD=y
+CONFIG_FRAMEBUFFER_SET_VESA_MODE=y
+CONFIG_FRAMEBUFFER_VESA_MODE_11A=y
+CONFIG_CONSOLE_SCROLL_LINES=5
+CONFIG_TPM=y
--- /dev/null
+CONFIG_ARM=y
+CONFIG_ARCH_SUNXI=y
+CONFIG_SPL=y
+CONFIG_MACH_SUN50I=y
+CONFIG_DRAM_CLK=552
+CONFIG_DRAM_ZQ=3881949
+CONFIG_MMC_SUNXI_SLOT_EXTRA=2
+CONFIG_USB1_VBUS_PIN="PL7"
+CONFIG_I2C0_ENABLE=y
+# CONFIG_CMD_FLASH is not set
+# CONFIG_SPL_DOS_PARTITION is not set
+# CONFIG_SPL_EFI_PARTITION is not set
+CONFIG_DEFAULT_DEVICE_TREE="sun50i-a64-teres-i"
+CONFIG_DM_REGULATOR=y
+CONFIG_DM_REGULATOR_FIXED=y
+CONFIG_DM_PWM=y
+CONFIG_PWM_SUNXI=y
+CONFIG_USB_EHCI_HCD=y
+CONFIG_SYS_USB_EVENT_POLL_VIA_INT_QUEUE=y
+# CONFIG_USB_GADGET is not set
+CONFIG_VIDEO_BRIDGE=y
+CONFIG_VIDEO_BRIDGE_ANALOGIX_ANX6345=y
em100 -s -d filename.rom -c W25Q64CV -r
+Flash map for samus / broadwell:
+
+ fffff800 SYS_X86_START16
+ ffff0000 RESET_SEG_START
+ fffd8000 TPL_TEXT_BASE
+ fffa0000 X86_MRC_ADDR
+ fff90000 VGA_BIOS_ADDR
+ ffed0000 SYS_TEXT_BASE
+ ffea0000 X86_REFCODE_ADDR
+ ffe70000 SPL_TEXT_BASE
+ ffbf8000 CONFIG_ENV_OFFSET (environemnt offset)
+ ffbe0000 rw-mrc-cache (Memory-reference-code cache)
+ ffa00000 <spare>
+ ff801000 intel-me (address set by descriptor.bin)
+ ff800000 intel-descriptor
+
---
Intel Crown Bay specific instructions for bare mode:
return 0;
}
-static int clk_get_by_indexed_prop(struct udevice *dev, const char *prop_name,
- int index, struct clk *clk)
+static int clk_get_by_index_tail(int ret, ofnode node,
+ struct ofnode_phandle_args *args,
+ const char *list_name, int index,
+ struct clk *clk)
{
- int ret;
- struct ofnode_phandle_args args;
struct udevice *dev_clk;
const struct clk_ops *ops;
- debug("%s(dev=%p, index=%d, clk=%p)\n", __func__, dev, index, clk);
-
assert(clk);
clk->dev = NULL;
+ if (ret)
+ goto err;
- ret = dev_read_phandle_with_args(dev, prop_name, "#clock-cells", 0,
- index, &args);
- if (ret) {
- debug("%s: fdtdec_parse_phandle_with_args failed: err=%d\n",
- __func__, ret);
- return ret;
- }
-
- ret = uclass_get_device_by_ofnode(UCLASS_CLK, args.node, &dev_clk);
+ ret = uclass_get_device_by_ofnode(UCLASS_CLK, args->node, &dev_clk);
if (ret) {
debug("%s: uclass_get_device_by_of_offset failed: err=%d\n",
__func__, ret);
ops = clk_dev_ops(dev_clk);
if (ops->of_xlate)
- ret = ops->of_xlate(clk, &args);
+ ret = ops->of_xlate(clk, args);
else
- ret = clk_of_xlate_default(clk, &args);
+ ret = clk_of_xlate_default(clk, args);
if (ret) {
debug("of_xlate() failed: %d\n", ret);
return ret;
}
return clk_request(dev_clk, clk);
+err:
+ debug("%s: Node '%s', property '%s', failed to request CLK index %d: %d\n",
+ __func__, ofnode_get_name(node), list_name, index, ret);
+ return ret;
+}
+
+static int clk_get_by_indexed_prop(struct udevice *dev, const char *prop_name,
+ int index, struct clk *clk)
+{
+ int ret;
+ struct ofnode_phandle_args args;
+
+ debug("%s(dev=%p, index=%d, clk=%p)\n", __func__, dev, index, clk);
+
+ assert(clk);
+ clk->dev = NULL;
+
+ ret = dev_read_phandle_with_args(dev, prop_name, "#clock-cells", 0,
+ index, &args);
+ if (ret) {
+ debug("%s: fdtdec_parse_phandle_with_args failed: err=%d\n",
+ __func__, ret);
+ return ret;
+ }
+
+
+ return clk_get_by_index_tail(ret, dev_ofnode(dev), &args, "clocks",
+ index > 0, clk);
}
int clk_get_by_index(struct udevice *dev, int index, struct clk *clk)
{
- return clk_get_by_indexed_prop(dev, "clocks", index, clk);
+ struct ofnode_phandle_args args;
+ int ret;
+
+ ret = dev_read_phandle_with_args(dev, "clocks", "#clock-cells", 0,
+ index, &args);
+
+ return clk_get_by_index_tail(ret, dev_ofnode(dev), &args, "clocks",
+ index > 0, clk);
+}
+
+int clk_get_by_index_nodev(ofnode node, int index, struct clk *clk)
+{
+ struct ofnode_phandle_args args;
+ int ret;
+
+ ret = ofnode_parse_phandle_with_args(node, "clocks", "#clock-cells", 0,
+ index > 0, &args);
+
+ return clk_get_by_index_tail(ret, node, &args, "clocks",
+ index > 0, clk);
}
int clk_get_bulk(struct udevice *dev, struct clk_bulk *bulk)
* - SiFive FU540-C000 manual v1p0, Chapter 7 "Clocking and Reset"
*/
+#include <common.h>
#include <asm/io.h>
#include <clk-uclass.h>
#include <clk.h>
-#include <common.h>
#include <div64.h>
#include <dm.h>
#include <errno.h>
ns = of_n_size_cells(np);
*sizep = of_read_number(prop + na, ns);
- if (IS_ENABLED(CONFIG_OF_TRANSLATE) && ns > 0)
+ if (CONFIG_IS_ENABLED(OF_TRANSLATE) && ns > 0)
return of_translate_address(np, prop);
else
return of_read_number(prop, na);
UCLASS_DRIVER(cros_ec) = {
.id = UCLASS_CROS_EC,
- .name = "cros_ec",
+ .name = "cros-ec",
.per_device_auto_alloc_size = sizeof(struct cros_ec_dev),
.post_bind = dm_scan_fdt_dev,
.flags = DM_UC_FLAG_ALLOC_PRIV_DMA,
struct phy_device *phydev;
struct mii_dev *bus;
struct clk tx_clk;
+ struct clk ephy_clk;
struct reset_ctl tx_rst;
+ struct reset_ctl ephy_rst;
#ifdef CONFIG_DM_GPIO
struct gpio_desc reset_gpio;
#endif
static int sun8i_emac_board_setup(struct emac_eth_dev *priv)
{
- struct sunxi_ccm_reg *ccm = (struct sunxi_ccm_reg *)SUNXI_CCM_BASE;
int ret;
ret = clk_enable(&priv->tx_clk);
}
}
- if (priv->variant == H3_EMAC) {
- /* Only H3/H5 have clock controls for internal EPHY */
- if (priv->use_internal_phy) {
- /* Set clock gating for ephy */
- setbits_le32(&ccm->bus_gate4,
- BIT(AHB_GATE_OFFSET_EPHY));
-
- /* Deassert EPHY */
- setbits_le32(&ccm->ahb_reset2_cfg,
- BIT(AHB_RESET_OFFSET_EPHY));
+ /* Only H3/H5 have clock controls for internal EPHY */
+ if (clk_valid(&priv->ephy_clk)) {
+ ret = clk_enable(&priv->ephy_clk);
+ if (ret) {
+ dev_err(dev, "failed to enable EPHY TX clock\n");
+ return ret;
+ }
+ }
+
+ if (reset_valid(&priv->ephy_rst)) {
+ ret = reset_deassert(&priv->ephy_rst);
+ if (ret) {
+ dev_err(dev, "failed to deassert EPHY TX clock\n");
+ return ret;
}
}
.stop = sun8i_emac_eth_stop,
};
+static int sun8i_get_ephy_nodes(struct emac_eth_dev *priv)
+{
+ int node, ret;
+
+ /* look for mdio-mux node for internal PHY node */
+ node = fdt_path_offset(gd->fdt_blob,
+ "/soc/ethernet@1c30000/mdio-mux/mdio@1/ethernet-phy@1");
+ if (node < 0) {
+ debug("failed to get mdio-mux with internal PHY\n");
+ return node;
+ }
+
+ ret = fdt_node_check_compatible(gd->fdt_blob, node,
+ "allwinner,sun8i-h3-mdio-internal");
+ if (ret < 0) {
+ debug("failed to find mdio-internal node\n");
+ return ret;
+ }
+
+ ret = clk_get_by_index_nodev(offset_to_ofnode(node), 0,
+ &priv->ephy_clk);
+ if (ret) {
+ dev_err(dev, "failed to get EPHY TX clock\n");
+ return ret;
+ }
+
+ ret = reset_get_by_index_nodev(offset_to_ofnode(node), 0,
+ &priv->ephy_rst);
+ if (ret) {
+ dev_err(dev, "failed to get EPHY TX reset\n");
+ return ret;
+ }
+
+ priv->use_internal_phy = true;
+
+ return 0;
+}
+
static int sun8i_emac_eth_ofdata_to_platdata(struct udevice *dev)
{
struct sun8i_eth_pdata *sun8i_pdata = dev_get_platdata(dev);
}
if (priv->variant == H3_EMAC) {
- int parent = fdt_parent_offset(gd->fdt_blob, offset);
-
- if (parent >= 0 &&
- !fdt_node_check_compatible(gd->fdt_blob, parent,
- "allwinner,sun8i-h3-mdio-internal"))
- priv->use_internal_phy = true;
+ ret = sun8i_get_ephy_nodes(priv);
+ if (ret)
+ return ret;
}
priv->interface = pdata->phy_interface;
goto err;
#endif
} else {
-#if defined(CONFIG_X86) && CONFIG_IS_ENABLED(X86_32BIT_INIT)
+#if defined(CONFIG_X86) && (CONFIG_IS_ENABLED(X86_32BIT_INIT) || CONFIG_TPL)
bios_set_interrupt_handler(0x15, int15_handler);
bios_run_on_x86(dev, (unsigned long)ram, vesa_mode,
return 0;
}
-int reset_get_by_index(struct udevice *dev, int index,
- struct reset_ctl *reset_ctl)
+static int reset_get_by_index_tail(int ret, ofnode node,
+ struct ofnode_phandle_args *args,
+ const char *list_name, int index,
+ struct reset_ctl *reset_ctl)
{
- struct ofnode_phandle_args args;
- int ret;
struct udevice *dev_reset;
struct reset_ops *ops;
- debug("%s(dev=%p, index=%d, reset_ctl=%p)\n", __func__, dev, index,
- reset_ctl);
+ assert(reset_ctl);
reset_ctl->dev = NULL;
-
- ret = dev_read_phandle_with_args(dev, "resets", "#reset-cells", 0,
- index, &args);
- if (ret) {
- debug("%s: fdtdec_parse_phandle_with_args() failed: %d\n",
- __func__, ret);
+ if (ret)
return ret;
- }
- ret = uclass_get_device_by_ofnode(UCLASS_RESET, args.node,
+ ret = uclass_get_device_by_ofnode(UCLASS_RESET, args->node,
&dev_reset);
if (ret) {
debug("%s: uclass_get_device_by_ofnode() failed: %d\n",
__func__, ret);
- debug("%s %d\n", ofnode_get_name(args.node), args.args[0]);
+ debug("%s %d\n", ofnode_get_name(args->node), args->args[0]);
return ret;
}
ops = reset_dev_ops(dev_reset);
reset_ctl->dev = dev_reset;
if (ops->of_xlate)
- ret = ops->of_xlate(reset_ctl, &args);
+ ret = ops->of_xlate(reset_ctl, args);
else
- ret = reset_of_xlate_default(reset_ctl, &args);
+ ret = reset_of_xlate_default(reset_ctl, args);
if (ret) {
debug("of_xlate() failed: %d\n", ret);
return ret;
return 0;
}
+int reset_get_by_index(struct udevice *dev, int index,
+ struct reset_ctl *reset_ctl)
+{
+ struct ofnode_phandle_args args;
+ int ret;
+
+ ret = dev_read_phandle_with_args(dev, "resets", "#reset-cells", 0,
+ index, &args);
+
+ return reset_get_by_index_tail(ret, dev_ofnode(dev), &args, "resets",
+ index > 0, reset_ctl);
+}
+
+int reset_get_by_index_nodev(ofnode node, int index,
+ struct reset_ctl *reset_ctl)
+{
+ struct ofnode_phandle_args args;
+ int ret;
+
+ ret = ofnode_parse_phandle_with_args(node, "resets", "#reset-cells", 0,
+ index > 0, &args);
+
+ return reset_get_by_index_tail(ret, node, &args, "resets",
+ index > 0, reset_ctl);
+}
+
int reset_get_bulk(struct udevice *dev, struct reset_ctl_bulk *bulk)
{
int i, ret, err, count;
* Copyright (C) 2018 Anup Patel <anup@brainfault.org>
*/
-#include <clk.h>
#include <common.h>
+#include <clk.h>
#include <debug_uart.h>
#include <dm.h>
#include <errno.h>
* Author: Rick Chen (rick@andestech.com)
*/
-#include <clk.h>
#include <common.h>
+#include <clk.h>
#include <malloc.h>
#include <spi.h>
#include <asm/io.h>
#include <common.h>
#include <dm.h>
+#include <efi_loader.h>
+#include <pch.h>
#include <sysreset.h>
+#include <asm/acpi_s3.h>
#include <asm/io.h>
#include <asm/processor.h>
-#include <efi_loader.h>
-static __efi_runtime int x86_sysreset_request(struct udevice *dev,
- enum sysreset_t type)
+struct x86_sysreset_platdata {
+ struct udevice *pch;
+};
+
+/*
+ * Power down the machine by using the power management sleep control
+ * of the chipset. This will currently only work on Intel chipsets.
+ * However, adapting it to new chipsets is fairly simple. You will
+ * have to find the IO address of the power management register block
+ * in your southbridge, and look up the appropriate SLP_TYP_S5 value
+ * from your southbridge's data sheet.
+ *
+ * This function never returns.
+ */
+int pch_sysreset_power_off(struct udevice *dev)
+{
+ struct x86_sysreset_platdata *plat = dev_get_platdata(dev);
+ struct pch_pmbase_info pm;
+ u32 reg32;
+ int ret;
+
+ if (!plat->pch)
+ return -ENOENT;
+ ret = pch_ioctl(plat->pch, PCH_REQ_PMBASE_INFO, &pm, sizeof(pm));
+ if (ret)
+ return ret;
+
+ /*
+ * Mask interrupts or system might stay in a coma, not executing code
+ * anymore, but not powered off either.
+ */
+ asm("cli");
+
+ /*
+ * Avoid any GPI waking the system from S5* or the system might stay in
+ * a coma
+ */
+ outl(0x00000000, pm.base + pm.gpio0_en_ofs);
+
+ /* Clear Power Button Status */
+ outw(PWRBTN_STS, pm.base + pm.pm1_sts_ofs);
+
+ /* PMBASE + 4, Bit 10-12, Sleeping Type, * set to 111 -> S5, soft_off */
+ reg32 = inl(pm.base + pm.pm1_cnt_ofs);
+
+ /* Set Sleeping Type to S5 (poweroff) */
+ reg32 &= ~(SLP_EN | SLP_TYP);
+ reg32 |= SLP_TYP_S5;
+ outl(reg32, pm.base + pm.pm1_cnt_ofs);
+
+ /* Now set the Sleep Enable bit */
+ reg32 |= SLP_EN;
+ outl(reg32, pm.base + pm.pm1_cnt_ofs);
+
+ for (;;)
+ asm("hlt");
+}
+
+static int x86_sysreset_request(struct udevice *dev, enum sysreset_t type)
{
int value;
+ int ret;
switch (type) {
case SYSRESET_WARM:
case SYSRESET_COLD:
value = SYS_RST | RST_CPU | FULL_RST;
break;
+ case SYSRESET_POWER_OFF:
+ ret = pch_sysreset_power_off(dev);
+ if (ret)
+ return ret;
+ return -EINPROGRESS;
default:
return -ENOSYS;
}
return -EINPROGRESS;
}
+static int x86_sysreset_get_last(struct udevice *dev)
+{
+ return SYSRESET_POWER;
+}
+
#ifdef CONFIG_EFI_LOADER
void __efi_runtime EFIAPI efi_reset_system(
enum efi_reset_type reset_type,
efi_status_t reset_status,
unsigned long data_size, void *reset_data)
{
+ int value;
+
+ /*
+ * inline this code since we are not caused in the context of a
+ * udevice and passing NULL to x86_sysreset_request() is too horrible.
+ */
if (reset_type == EFI_RESET_COLD ||
reset_type == EFI_RESET_PLATFORM_SPECIFIC)
- x86_sysreset_request(NULL, SYSRESET_COLD);
- else if (reset_type == EFI_RESET_WARM)
- x86_sysreset_request(NULL, SYSRESET_WARM);
+ value = SYS_RST | RST_CPU | FULL_RST;
+ else /* assume EFI_RESET_WARM since we cannot return an error */
+ value = SYS_RST | RST_CPU;
+ outb(value, IO_PORT_RESET);
/* TODO EFI_RESET_SHUTDOWN */
}
#endif
+static int x86_sysreset_probe(struct udevice *dev)
+{
+ struct x86_sysreset_platdata *plat = dev_get_platdata(dev);
+
+ /* Locate the PCH if there is one. It isn't essential */
+ uclass_first_device(UCLASS_PCH, &plat->pch);
+
+ return 0;
+}
static const struct udevice_id x86_sysreset_ids[] = {
{ .compatible = "x86,reset" },
static struct sysreset_ops x86_sysreset_ops = {
.request = x86_sysreset_request,
+ .get_last = x86_sysreset_get_last,
};
U_BOOT_DRIVER(x86_sysreset) = {
.id = UCLASS_SYSRESET,
.of_match = x86_sysreset_ids,
.ops = &x86_sysreset_ops,
+ .probe = x86_sysreset_probe,
+ .platdata_auto_alloc_size = sizeof(struct x86_sysreset_platdata),
};
#ifndef _CLK_H_
#define _CLK_H_
+#include <dm/ofnode.h>
#include <linux/errno.h>
#include <linux/types.h>
int clk_get_by_index(struct udevice *dev, int index, struct clk *clk);
/**
+ * clock_get_by_index_nodev - Get/request a clock by integer index
+ * without a device.
+ *
+ * This is a version of clk_get_by_index() that does not use a device.
+ *
+ * @node: The client ofnode.
+ * @index: The index of the clock to request, within the client's list of
+ * clocks.
+ * @clock A pointer to a clock struct to initialize.
+ * @return 0 if OK, or a negative error code.
+ */
+int clk_get_by_index_nodev(ofnode node, int index, struct clk *clk);
+
+/**
* clock_get_bulk - Get/request all clocks of a device.
*
* This looks up and requests all clocks of the client device; each device is
#define CONFIG_ENV_SECT_SIZE 0x1000
#define CONFIG_ENV_OFFSET 0x003f8000
-#define BOOT_DEVICE_SPI 10
-
#define CONFIG_SPL_BOARD_LOAD_IMAGE
-#define BOOT_DEVICE_BOARD 11
#endif /* __CONFIG_H */
#define CONFIG_ENV_SECT_SIZE 0x1000
#define CONFIG_ENV_OFFSET 0x003f8000
+#define CONFIG_TPL_TEXT_BASE 0xfffd8000
+
#endif /* __CONFIG_H */
#define CONFIG_SYS_ATA_IDE1_OFFSET 0x170
#define CONFIG_ATAPI
-/* SPI is not supported */
-
-#define BOOT_DEVICE_SPI 10
-
#define CONFIG_SPL_BOARD_LOAD_IMAGE
-#define BOOT_DEVICE_BOARD 11
#endif /* __CONFIG_H */
#define BOOT_TARGET_DEVICES_USB(func)
#endif
+#ifdef CONFIG_CMD_PXE
+#define BOOT_TARGET_DEVICES_PXE(func) func(PXE, pxe, na)
+#else
+#define BOOT_TARGET_DEVICES_PXE(func)
+#endif
+
+#ifdef CONFIG_CMD_DHCP
+#define BOOT_TARGET_DEVICES_DHCP(func) func(DHCP, dhcp, na)
+#else
+#define BOOT_TARGET_DEVICES_DHCP(func)
+#endif
+
/* FEL boot support, auto-execute boot.scr if a script address was provided */
#define BOOTENV_DEV_FEL(devtypeu, devtypel, instance) \
"bootcmd_fel=" \
BOOT_TARGET_DEVICES_MMC(func) \
BOOT_TARGET_DEVICES_SCSI(func) \
BOOT_TARGET_DEVICES_USB(func) \
- func(PXE, pxe, na) \
- func(DHCP, dhcp, na)
+ BOOT_TARGET_DEVICES_PXE(func) \
+ BOOT_TARGET_DEVICES_DHCP(func)
#ifdef CONFIG_OLD_SUNXI_KERNEL_COMPAT
#define BOOTCMD_SUNXI_COMPAT \
/*-----------------------------------------------------------------------
* Real Time Clock Configuration
*/
-#define CONFIG_RTC_MC146818
#define CONFIG_SYS_ISA_IO_BASE_ADDRESS 0
#define CONFIG_SYS_ISA_IO CONFIG_SYS_ISA_IO_BASE_ADDRESS
efi_status_t exit_status,
efi_uintn_t exitdata_size, u16 *exitdata);
efi_status_t (EFIAPI *unload_image)(efi_handle_t image_handle);
- efi_status_t (EFIAPI *exit_boot_services)(efi_handle_t, unsigned long);
+ efi_status_t (EFIAPI *exit_boot_services)(efi_handle_t image_handle,
+ efi_uintn_t map_key);
efi_status_t (EFIAPI *get_next_monotonic_count)(u64 *count);
efi_status_t (EFIAPI *stall)(unsigned long usecs);
aligned_u64 image_size;
unsigned int image_code_type;
unsigned int image_data_type;
- unsigned long unload;
+ efi_status_t (EFIAPI *unload)(efi_handle_t image_handle);
};
#define EFI_DEVICE_PATH_PROTOCOL_GUID \
};
/**
+ * enum efi_object_type - type of EFI object
+ *
+ * In UnloadImage we must be able to identify if the handle relates to a
+ * started image.
+ */
+enum efi_object_type {
+ EFI_OBJECT_TYPE_UNDEFINED = 0,
+ EFI_OBJECT_TYPE_U_BOOT_FIRMWARE,
+ EFI_OBJECT_TYPE_LOADED_IMAGE,
+ EFI_OBJECT_TYPE_STARTED_IMAGE,
+};
+
+/**
* struct efi_object - dereferenced EFI handle
*
* @link: pointers to put the handle into a linked list
struct list_head link;
/* The list of protocols */
struct list_head protocols;
+ enum efi_object_type type;
};
/**
struct jmp_buf_data exit_jmp;
EFIAPI efi_status_t (*entry)(efi_handle_t image_handle,
struct efi_system_table *st);
+ u16 image_type;
};
/**
/* List of all events */
extern struct list_head efi_events;
+/**
+ * efi_register_notify_event - event registered by RegisterProtocolNotify()
+ *
+ * The address of this structure serves as registration value.
+ *
+ * @link: link to list of all registered events
+ * @event: registered event. The same event may registered for
+ * multiple GUIDs.
+ * @protocol: protocol for which the event is registered
+ */
+struct efi_register_notify_event {
+ struct list_head link;
+ struct efi_event *event;
+ efi_guid_t protocol;
+};
+
+/* List of all events registered by RegisterProtocolNotify() */
+extern struct list_head efi_register_notify_events;
+
/* Initialize efi execution environment */
efi_status_t efi_init_obj_list(void);
/* Called by bootefi to initialize root node */
u16 *efi_st_translate_code(u16 code);
/*
- * Compare memory.
- * We cannot use lib/string.c due to different CFLAGS values.
- *
- * @buf1: first buffer
- * @buf2: second buffer
- * @length: number of bytes to compare
- * @return: 0 if both buffers contain the same bytes
- */
-int efi_st_memcmp(const void *buf1, const void *buf2, size_t length);
-
-/*
* Compare an u16 string to a char string.
*
* @buf1: u16 string
/* Returns HDA config info if Azalia V1CTL enabled, -ENOENT if not */
PCH_REQ_HDA_CONFIG,
+ /* Fills out a struct pch_pmbase_info if available */
+ PCH_REQ_PMBASE_INFO,
+
PCH_REQ_TEST1, /* Test requests for sandbox driver */
PCH_REQ_TEST2,
PCH_REQ_TEST3,
};
/**
+ * struct pch_pmbase_info - Information filled in by PCH_REQ_PMBASE_INFO
+ *
+ * @pmbase: IO address of power-management controller
+ * @gpio0_en_ofs: Offset of GPIO0 enable register
+ * @pm1_sts_ofs: Offset of status register
+ * @pm1_cnt_ofs: Offset of control register
+ */
+struct pch_pmbase_info {
+ u16 base;
+ u8 gpio0_en_ofs;
+ u8 pm1_sts_ofs;
+ u8 pm1_cnt_ofs;
+};
+
+/**
* struct pch_ops - Operations for the Platform Controller Hub
*
* Consider using ioctl() to add rarely used or driver-specific operations.
extern void pci_cfgfunc_config_device(struct pci_controller* hose, pci_dev_t dev,
struct pci_config_table *);
-#ifdef CONFIG_NR_DRAM_BANKS
-#define MAX_PCI_REGIONS (CONFIG_NR_DRAM_BANKS + 7)
-#else
-#define MAX_PCI_REGIONS 7
-#endif
+#define MAX_PCI_REGIONS 7
#define INDIRECT_TYPE_NO_PCIE_LINK 1
#ifndef _RESET_H
#define _RESET_H
+#include <dm/ofnode.h>
#include <linux/errno.h>
/**
struct reset_ctl *reset_ctl);
/**
+ * reset_get_by_index_nodev - Get/request a reset signal by integer index
+ * without a device.
+ *
+ * This is a version of reset_get_by_index() that does not use a device.
+ *
+ * @node: The client ofnode.
+ * @index: The index of the reset signal to request, within the client's
+ * list of reset signals.
+ * @reset_ctl A pointer to a reset control struct to initialize.
+ * @return 0 if OK, or a negative error code.
+ */
+int reset_get_by_index_nodev(ofnode node, int index,
+ struct reset_ctl *reset_ctl);
+
+/**
* reset_get_bulk - Get/request all reset signals of a device.
*
* This looks up and requests all reset signals of the client device; each
#include <linux/libfdt_env.h>
#include <u-boot/crc.h>
#include <bootm.h>
+#include <pe.h>
#include <watchdog.h>
DECLARE_GLOBAL_DATA_PTR;
/* List of all events */
LIST_HEAD(efi_events);
+/* List of all events registered by RegisterProtocolNotify() */
+LIST_HEAD(efi_register_notify_events);
+
/* Handle of the currently executing image */
static efi_handle_t current_image;
if (evt->is_queued)
efi_queue_event(evt, check_tpl);
}
- } else if (!event->is_signaled) {
+ } else {
event->is_signaled = true;
if (event->type & EVT_NOTIFY_SIGNAL)
efi_queue_event(event, check_tpl);
EFI_ENTRY("0x%zx", new_tpl);
if (new_tpl < efi_tpl)
- debug("WARNING: new_tpl < current_tpl in %s\n", __func__);
+ EFI_PRINT("WARNING: new_tpl < current_tpl in %s\n", __func__);
efi_tpl = new_tpl;
if (efi_tpl > TPL_HIGH_LEVEL)
efi_tpl = TPL_HIGH_LEVEL;
EFI_ENTRY("0x%zx", old_tpl);
if (old_tpl > efi_tpl)
- debug("WARNING: old_tpl > current_tpl in %s\n", __func__);
+ EFI_PRINT("WARNING: old_tpl > current_tpl in %s\n", __func__);
efi_tpl = old_tpl;
if (efi_tpl > TPL_HIGH_LEVEL)
efi_tpl = TPL_HIGH_LEVEL;
efi_guid_t *event_group,
struct efi_event **event)
{
+ efi_status_t ret;
+
EFI_ENTRY("%d, 0x%zx, %p, %p, %pUl", type, notify_tpl, notify_function,
notify_context, event_group);
- return EFI_EXIT(efi_create_event(type, notify_tpl, notify_function,
- notify_context, event_group, event));
+
+ /*
+ * The allowable input parameters are the same as in CreateEvent()
+ * except for the following two disallowed event types.
+ */
+ switch (type) {
+ case EVT_SIGNAL_EXIT_BOOT_SERVICES:
+ case EVT_SIGNAL_VIRTUAL_ADDRESS_CHANGE:
+ ret = EFI_INVALID_PARAMETER;
+ goto out;
+ }
+
+ ret = efi_create_event(type, notify_tpl, notify_function,
+ notify_context, event_group, event);
+out:
+ return EFI_EXIT(ret);
}
/**
*/
static efi_status_t EFIAPI efi_close_event(struct efi_event *event)
{
+ struct efi_register_notify_event *item, *next;
+
EFI_ENTRY("%p", event);
if (efi_is_event(event) != EFI_SUCCESS)
return EFI_EXIT(EFI_INVALID_PARAMETER);
+
+ /* Remove protocol notify registrations for the event */
+ list_for_each_entry_safe(item, next, &efi_register_notify_events,
+ link) {
+ if (event == item->event) {
+ list_del(&item->link);
+ free(item);
+ }
+ }
+
list_del(&event->link);
free(event);
return EFI_EXIT(EFI_SUCCESS);
{
struct efi_object *efiobj;
+ if (!handle)
+ return NULL;
+
list_for_each_entry(efiobj, &efi_obj_list, link) {
if (efiobj == handle)
return efiobj;
}
-
return NULL;
}
struct efi_object *efiobj;
struct efi_handler *handler;
efi_status_t ret;
+ struct efi_register_notify_event *event;
efiobj = efi_search_obj(handle);
if (!efiobj)
handler->protocol_interface = protocol_interface;
INIT_LIST_HEAD(&handler->open_infos);
list_add_tail(&handler->link, &efiobj->protocols);
+
+ /* Notify registered events */
+ list_for_each_entry(event, &efi_register_notify_events, link) {
+ if (!guidcmp(protocol, &event->protocol))
+ efi_signal_event(event->event, true);
+ }
+
if (!guidcmp(&efi_guid_device_path, protocol))
EFI_PRINT("installed device path '%pD'\n", protocol_interface);
return EFI_SUCCESS;
r = efi_create_handle(handle);
if (r != EFI_SUCCESS)
goto out;
- debug("%sEFI: new handle %p\n", indent_string(nesting_level),
- *handle);
+ EFI_PRINT("new handle %p\n", *handle);
} else {
- debug("%sEFI: handle %p\n", indent_string(nesting_level),
- *handle);
+ EFI_PRINT("handle %p\n", *handle);
}
/* Add new protocol */
r = efi_add_protocol(*handle, protocol, protocol_interface);
struct efi_event *event,
void **registration)
{
+ struct efi_register_notify_event *item;
+ efi_status_t ret = EFI_SUCCESS;
+
EFI_ENTRY("%pUl, %p, %p", protocol, event, registration);
- return EFI_EXIT(EFI_OUT_OF_RESOURCES);
+
+ if (!protocol || !event || !registration) {
+ ret = EFI_INVALID_PARAMETER;
+ goto out;
+ }
+
+ item = calloc(1, sizeof(struct efi_register_notify_event));
+ if (!item) {
+ ret = EFI_OUT_OF_RESOURCES;
+ goto out;
+ }
+
+ item->event = event;
+ memcpy(&item->protocol, protocol, sizeof(efi_guid_t));
+
+ list_add_tail(&item->link, &efi_register_notify_events);
+
+ *registration = item;
+out:
+ return EFI_EXIT(ret);
}
/**
* Return: 0 if the handle implements the protocol
*/
static int efi_search(enum efi_locate_search_type search_type,
- const efi_guid_t *protocol, void *search_key,
- efi_handle_t handle)
+ const efi_guid_t *protocol, efi_handle_t handle)
{
efi_status_t ret;
case ALL_HANDLES:
return 0;
case BY_REGISTER_NOTIFY:
- /* TODO: RegisterProtocolNotify is not implemented yet */
- return -1;
case BY_PROTOCOL:
ret = efi_search_protocol(handle, protocol, NULL);
return (ret != EFI_SUCCESS);
/**
* efi_locate_handle() - locate handles implementing a protocol
- * @search_type: selection criterion
- * @protocol: GUID of the protocol
- * @search_key: registration key
- * @buffer_size: size of the buffer to receive the handles in bytes
- * @buffer: buffer to receive the relevant handles
+ *
+ * @search_type: selection criterion
+ * @protocol: GUID of the protocol
+ * @search_key: registration key
+ * @buffer_size: size of the buffer to receive the handles in bytes
+ * @buffer: buffer to receive the relevant handles
*
* This function is meant for U-Boot internal calls. For the API implementation
* of the LocateHandle service see efi_locate_handle_ext.
{
struct efi_object *efiobj;
efi_uintn_t size = 0;
+ struct efi_register_notify_event *item, *event = NULL;
/* Check parameters */
switch (search_type) {
case BY_REGISTER_NOTIFY:
if (!search_key)
return EFI_INVALID_PARAMETER;
- /* RegisterProtocolNotify is not implemented yet */
- return EFI_UNSUPPORTED;
+ /* Check that the registration key is valid */
+ list_for_each_entry(item, &efi_register_notify_events, link) {
+ if (item ==
+ (struct efi_register_notify_event *)search_key) {
+ event = item;
+ break;
+ }
+ }
+ if (!event)
+ return EFI_INVALID_PARAMETER;
+
+ protocol = &event->protocol;
+ break;
case BY_PROTOCOL:
if (!protocol)
return EFI_INVALID_PARAMETER;
return EFI_INVALID_PARAMETER;
}
- /*
- * efi_locate_handle_buffer uses this function for
- * the calculation of the necessary buffer size.
- * So do not require a buffer for buffersize == 0.
- */
- if (!buffer_size || (*buffer_size && !buffer))
- return EFI_INVALID_PARAMETER;
-
/* Count how much space we need */
list_for_each_entry(efiobj, &efi_obj_list, link) {
- if (!efi_search(search_type, protocol, search_key, efiobj))
+ if (!efi_search(search_type, protocol, efiobj))
size += sizeof(void *);
}
+ if (size == 0)
+ return EFI_NOT_FOUND;
+
+ if (!buffer_size)
+ return EFI_INVALID_PARAMETER;
+
if (*buffer_size < size) {
*buffer_size = size;
return EFI_BUFFER_TOO_SMALL;
}
*buffer_size = size;
- if (size == 0)
- return EFI_NOT_FOUND;
+
+ /* The buffer size is sufficient but there is not buffer */
+ if (!buffer)
+ return EFI_INVALID_PARAMETER;
/* Then fill the array */
list_for_each_entry(efiobj, &efi_obj_list, link) {
- if (!efi_search(search_type, protocol, search_key, efiobj))
+ if (!efi_search(search_type, protocol, efiobj))
*buffer++ = efiobj;
}
free(info);
return EFI_OUT_OF_RESOURCES;
}
+ obj->header.type = EFI_OBJECT_TYPE_LOADED_IMAGE;
/* Add internal object to object list */
efi_add_handle(&obj->header);
EFI_ENTRY("%d, %p, %pD, %p, %zd, %p", boot_policy, parent_image,
file_path, source_buffer, source_size, image_handle);
- if (!image_handle || !parent_image) {
+ if (!image_handle || !efi_search_obj(parent_image)) {
ret = EFI_INVALID_PARAMETER;
goto error;
}
ret = EFI_NOT_FOUND;
goto error;
}
+ /* The parent image handle must refer to a loaded image */
+ if (!parent_image->type) {
+ ret = EFI_INVALID_PARAMETER;
+ goto error;
+ }
if (!source_buffer) {
ret = efi_load_image_from_path(file_path, &dest_buffer,
if (ret != EFI_SUCCESS)
goto error;
} else {
+ if (!source_size) {
+ ret = EFI_LOAD_ERROR;
+ goto error;
+ }
dest_buffer = source_buffer;
}
/* split file_path which contains both the device and file parts */
}
/**
- * efi_unload_image() - unload an EFI image
- * @image_handle: handle of the image to be unloaded
- *
- * This function implements the UnloadImage service.
- *
- * See the Unified Extensible Firmware Interface (UEFI) specification for
- * details.
- *
- * Return: status code
- */
-efi_status_t EFIAPI efi_unload_image(efi_handle_t image_handle)
-{
- struct efi_object *efiobj;
-
- EFI_ENTRY("%p", image_handle);
- efiobj = efi_search_obj(image_handle);
- if (efiobj)
- list_del(&efiobj->link);
-
- return EFI_EXIT(EFI_SUCCESS);
-}
-
-/**
* efi_exit_caches() - fix up caches for EFI payloads if necessary
*/
static void efi_exit_caches(void)
* Return: status code
*/
static efi_status_t EFIAPI efi_exit_boot_services(efi_handle_t image_handle,
- unsigned long map_key)
+ efi_uintn_t map_key)
{
struct efi_event *evt;
- EFI_ENTRY("%p, %ld", image_handle, map_key);
+ EFI_ENTRY("%p, %zx", image_handle, map_key);
/* Check that the caller has read the current memory map */
if (map_key != efi_memory_map_key)
EFI_ENTRY("%p, %pUl, %p, %p", handle, protocol, agent_handle,
controller_handle);
- if (!agent_handle) {
+ if (!efi_search_obj(agent_handle) ||
+ (controller_handle && !efi_search_obj(controller_handle))) {
r = EFI_INVALID_PARAMETER;
goto out;
}
}
r = efi_search_protocol(handle, protocol, &handler);
- if (r != EFI_SUCCESS)
+ switch (r) {
+ case EFI_SUCCESS:
+ break;
+ case EFI_NOT_FOUND:
+ r = EFI_UNSUPPORTED;
+ goto out;
+ default:
goto out;
+ }
r = efi_protocol_open(handler, protocol_interface, agent_handle,
controller_handle, attributes);
* missed out steps of EFI_CALL.
*/
assert(__efi_entry_check());
- debug("%sEFI: %lu returned by started image\n",
- __efi_nesting_dec(),
- (unsigned long)((uintptr_t)image_obj->exit_status &
- ~EFI_ERROR_MASK));
+ EFI_PRINT("%lu returned by started image\n",
+ (unsigned long)((uintptr_t)image_obj->exit_status &
+ ~EFI_ERROR_MASK));
current_image = parent_image;
return EFI_EXIT(image_obj->exit_status);
}
current_image = image_handle;
+ image_obj->header.type = EFI_OBJECT_TYPE_STARTED_IMAGE;
EFI_PRINT("Jumping into 0x%p\n", image_obj->entry);
ret = EFI_CALL(image_obj->entry(image_handle, &systab));
}
/**
+ * efi_delete_image() - delete loaded image from memory)
+ *
+ * @image_obj: handle of the loaded image
+ * @loaded_image_protocol: loaded image protocol
+ */
+static void efi_delete_image(struct efi_loaded_image_obj *image_obj,
+ struct efi_loaded_image *loaded_image_protocol)
+{
+ efi_free_pages((uintptr_t)loaded_image_protocol->image_base,
+ efi_size_in_pages(loaded_image_protocol->image_size));
+ efi_delete_handle(&image_obj->header);
+}
+
+/**
+ * efi_unload_image() - unload an EFI image
+ * @image_handle: handle of the image to be unloaded
+ *
+ * This function implements the UnloadImage service.
+ *
+ * See the Unified Extensible Firmware Interface (UEFI) specification for
+ * details.
+ *
+ * Return: status code
+ */
+efi_status_t EFIAPI efi_unload_image(efi_handle_t image_handle)
+{
+ efi_status_t ret = EFI_SUCCESS;
+ struct efi_object *efiobj;
+ struct efi_loaded_image *loaded_image_protocol;
+
+ EFI_ENTRY("%p", image_handle);
+
+ efiobj = efi_search_obj(image_handle);
+ if (!efiobj) {
+ ret = EFI_INVALID_PARAMETER;
+ goto out;
+ }
+ /* Find the loaded image protocol */
+ ret = EFI_CALL(efi_open_protocol(image_handle, &efi_guid_loaded_image,
+ (void **)&loaded_image_protocol,
+ NULL, NULL,
+ EFI_OPEN_PROTOCOL_GET_PROTOCOL));
+ if (ret != EFI_SUCCESS) {
+ ret = EFI_INVALID_PARAMETER;
+ goto out;
+ }
+ switch (efiobj->type) {
+ case EFI_OBJECT_TYPE_STARTED_IMAGE:
+ /* Call the unload function */
+ if (!loaded_image_protocol->unload) {
+ ret = EFI_UNSUPPORTED;
+ goto out;
+ }
+ ret = EFI_CALL(loaded_image_protocol->unload(image_handle));
+ if (ret != EFI_SUCCESS)
+ goto out;
+ break;
+ case EFI_OBJECT_TYPE_LOADED_IMAGE:
+ break;
+ default:
+ ret = EFI_INVALID_PARAMETER;
+ goto out;
+ }
+ efi_delete_image((struct efi_loaded_image_obj *)efiobj,
+ loaded_image_protocol);
+out:
+ return EFI_EXIT(ret);
+}
+
+/**
* efi_update_exit_data() - fill exit data parameters of StartImage()
*
* @image_obj image handle
* image protocol.
*/
efi_status_t ret;
- void *info;
+ struct efi_loaded_image *loaded_image_protocol;
struct efi_loaded_image_obj *image_obj =
(struct efi_loaded_image_obj *)image_handle;
exit_data_size, exit_data);
/* Check parameters */
- if (image_handle != current_image)
- goto out;
ret = EFI_CALL(efi_open_protocol(image_handle, &efi_guid_loaded_image,
- &info, NULL, NULL,
+ (void **)&loaded_image_protocol,
+ NULL, NULL,
EFI_OPEN_PROTOCOL_GET_PROTOCOL));
- if (ret != EFI_SUCCESS)
+ if (ret != EFI_SUCCESS) {
+ ret = EFI_INVALID_PARAMETER;
+ goto out;
+ }
+
+ /* Unloading of unstarted images */
+ switch (image_obj->header.type) {
+ case EFI_OBJECT_TYPE_STARTED_IMAGE:
+ break;
+ case EFI_OBJECT_TYPE_LOADED_IMAGE:
+ efi_delete_image(image_obj, loaded_image_protocol);
+ ret = EFI_SUCCESS;
+ goto out;
+ default:
+ /* Handle does not refer to loaded image */
+ ret = EFI_INVALID_PARAMETER;
+ goto out;
+ }
+ /* A started image can only be unloaded it is the last one started. */
+ if (image_handle != current_image) {
+ ret = EFI_INVALID_PARAMETER;
goto out;
+ }
/* Exit data is only foreseen in case of failure. */
if (exit_status != EFI_SUCCESS) {
if (ret != EFI_SUCCESS)
EFI_PRINT("%s: out of memory\n", __func__);
}
+ if (image_obj->image_type == IMAGE_SUBSYSTEM_EFI_APPLICATION ||
+ exit_status != EFI_SUCCESS)
+ efi_delete_image(image_obj, loaded_image_protocol);
/* Make sure entry/exit counts for EFI world cross-overs match */
EFI_EXIT(exit_status);
panic("EFI application exited");
out:
- return EFI_EXIT(EFI_INVALID_PARAMETER);
+ return EFI_EXIT(ret);
}
/**
IMAGE_OPTIONAL_HEADER64 *opt = &nt64->OptionalHeader;
image_base = opt->ImageBase;
efi_set_code_and_data_type(loaded_image_info, opt->Subsystem);
+ handle->image_type = opt->Subsystem;
efi_reloc = efi_alloc(virt_size,
loaded_image_info->image_code_type);
if (!efi_reloc) {
IMAGE_OPTIONAL_HEADER32 *opt = &nt->OptionalHeader;
image_base = opt->ImageBase;
efi_set_code_and_data_type(loaded_image_info, opt->Subsystem);
+ handle->image_type = opt->Subsystem;
efi_reloc = efi_alloc(virt_size,
loaded_image_info->image_code_type);
if (!efi_reloc) {
*/
efi_status_t efi_root_node_register(void)
{
+ efi_status_t ret;
struct efi_root_dp *dp;
/* Create device path protocol */
dp->end.length = sizeof(struct efi_device_path);
/* Create root node and install protocols */
- return EFI_CALL(efi_install_multiple_protocol_interfaces(&efi_root,
- /* Device path protocol */
- &efi_guid_device_path, dp,
- /* Device path to text protocol */
- &efi_guid_device_path_to_text_protocol,
- (void *)&efi_device_path_to_text,
- /* Device path utilities protocol */
- &efi_guid_device_path_utilities_protocol,
- (void *)&efi_device_path_utilities,
- /* Unicode collation protocol */
- &efi_guid_unicode_collation_protocol,
- (void *)&efi_unicode_collation_protocol,
+ ret = EFI_CALL(efi_install_multiple_protocol_interfaces
+ (&efi_root,
+ /* Device path protocol */
+ &efi_guid_device_path, dp,
+ /* Device path to text protocol */
+ &efi_guid_device_path_to_text_protocol,
+ (void *)&efi_device_path_to_text,
+ /* Device path utilities protocol */
+ &efi_guid_device_path_utilities_protocol,
+ (void *)&efi_device_path_utilities,
+ /* Unicode collation protocol */
+ &efi_guid_unicode_collation_protocol,
+ (void *)&efi_unicode_collation_protocol,
#if CONFIG_IS_ENABLED(EFI_LOADER_HII)
- /* HII string protocol */
- &efi_guid_hii_string_protocol,
- (void *)&efi_hii_string,
- /* HII database protocol */
- &efi_guid_hii_database_protocol,
- (void *)&efi_hii_database,
- /* HII configuration routing protocol */
- &efi_guid_hii_config_routing_protocol,
- (void *)&efi_hii_config_routing,
+ /* HII string protocol */
+ &efi_guid_hii_string_protocol,
+ (void *)&efi_hii_string,
+ /* HII database protocol */
+ &efi_guid_hii_database_protocol,
+ (void *)&efi_hii_database,
+ /* HII configuration routing protocol */
+ &efi_guid_hii_config_routing_protocol,
+ (void *)&efi_hii_config_routing,
#endif
- NULL));
+ NULL));
+ efi_root->type = EFI_OBJECT_TYPE_U_BOOT_FIRMWARE;
+ return ret;
}
*/
#include <common.h>
+#include <bootm.h>
#include <efi_loader.h>
#define OBJ_LIST_NOT_INITIALIZED 1
static efi_status_t efi_obj_list_initialized = OBJ_LIST_NOT_INITIALIZED;
+/*
+ * Allow unaligned memory access.
+ *
+ * This routine is overridden by architectures providing this feature.
+ */
+void __weak allow_unaligned(void)
+{
+}
+
/**
* efi_init_platform_lang() - define supported languages
*
if (efi_obj_list_initialized != OBJ_LIST_NOT_INITIALIZED)
return efi_obj_list_initialized;
+ /* Allow unaligned memory access */
+ allow_unaligned();
+
+ /* On ARM switch from EL3 or secure mode to EL2 or non-secure mode */
+ switch_to_non_secure_mode();
+
/* Define supported languages */
ret = efi_init_platform_lang();
if (ret != EFI_SUCCESS)
efi_selftest_loaded_image.o \
efi_selftest_manageprotocols.o \
efi_selftest_memory.o \
+efi_selftest_register_notify.o \
efi_selftest_rtc.o \
efi_selftest_snp.o \
efi_selftest_textinput.o \
}
if (len >= dp_size(dp_partition))
continue;
- if (efi_st_memcmp(dp, dp_partition, len))
+ if (memcmp(dp, dp_partition, len))
continue;
handle_partition = handles[i];
break;
(unsigned int)buf_size);
return EFI_ST_FAILURE;
}
- if (efi_st_memcmp(buf, "ello world!", 11)) {
+ if (memcmp(buf, "ello world!", 11)) {
efi_st_error("Unexpected file content\n");
return EFI_ST_FAILURE;
}
(unsigned int)buf_size);
return EFI_ST_FAILURE;
}
- if (efi_st_memcmp(buf, "U-Boot", 7)) {
+ if (memcmp(buf, "U-Boot", 7)) {
efi_st_error("Unexpected file content %s\n", buf);
return EFI_ST_FAILURE;
}
}
table = NULL;
for (i = 0; i < sys_table->nr_tables; ++i) {
- if (!efi_st_memcmp(&sys_table->tables[i].guid, &table_guid,
- sizeof(efi_guid_t)))
+ if (!memcmp(&sys_table->tables[i].guid, &table_guid,
+ sizeof(efi_guid_t)))
table = sys_table->tables[i].table;
}
if (!table) {
table = NULL;
tabcnt = 0;
for (i = 0; i < sys_table->nr_tables; ++i) {
- if (!efi_st_memcmp(&sys_table->tables[i].guid, &table_guid,
- sizeof(efi_guid_t))) {
+ if (!memcmp(&sys_table->tables[i].guid, &table_guid,
+ sizeof(efi_guid_t))) {
table = sys_table->tables[i].table;
++tabcnt;
}
}
table = NULL;
for (i = 0; i < sys_table->nr_tables; ++i) {
- if (!efi_st_memcmp(&sys_table->tables[i].guid, &table_guid,
- sizeof(efi_guid_t))) {
+ if (!memcmp(&sys_table->tables[i].guid, &table_guid,
+ sizeof(efi_guid_t))) {
table = sys_table->tables[i].table;
}
}
efi_st_printf("%u protocols installed on image handle\n",
(unsigned int)protocol_buffer_count);
for (i = 0; i < protocol_buffer_count; ++i) {
- if (efi_st_memcmp(protocol_buffer[i],
- &loaded_image_protocol_guid,
- sizeof(efi_guid_t)))
+ if (memcmp(protocol_buffer[i], &loaded_image_protocol_guid,
+ sizeof(efi_guid_t)))
found = true;
}
if (!found) {
efi_uintn_t *buffer_size, void *buffer)
{
if (this == &file) {
- if (efi_st_memcmp(info_type, &guid_file_info,
- sizeof(efi_guid_t)))
+ if (memcmp(info_type, &guid_file_info, sizeof(efi_guid_t)))
return EFI_INVALID_PARAMETER;
if (*buffer_size >= sizeof(struct file_info)) {
boottime->copy_mem(buffer, file_info,
return EFI_BUFFER_TOO_SMALL;
}
} else if (this == &volume) {
- if (efi_st_memcmp(info_type, &guid_file_system_info,
- sizeof(efi_guid_t)))
+ if (memcmp(info_type, &guid_file_system_info,
+ sizeof(efi_guid_t)))
return EFI_INVALID_PARAMETER;
if (*buffer_size >= sizeof(struct file_system_info)) {
boottime->copy_mem(buffer, file_system_info,
efi_st_error("Failed to get protocols per handle\n");
return EFI_ST_FAILURE;
}
- if (efi_st_memcmp(prot_buffer[0], &guid1, 16) &&
- efi_st_memcmp(prot_buffer[1], &guid1, 16)) {
+ if (memcmp(prot_buffer[0], &guid1, 16) &&
+ memcmp(prot_buffer[1], &guid1, 16)) {
efi_st_error("Failed to get protocols per handle\n");
return EFI_ST_FAILURE;
}
- if (efi_st_memcmp(prot_buffer[0], &guid3, 16) &&
- efi_st_memcmp(prot_buffer[1], &guid3, 16)) {
+ if (memcmp(prot_buffer[0], &guid3, 16) &&
+ memcmp(prot_buffer[1], &guid3, 16)) {
efi_st_error("Failed to get protocols per handle\n");
return EFI_ST_FAILURE;
}
boottime = systable->boottime;
for (i = 0; i < systable->nr_tables; ++i) {
- if (!efi_st_memcmp(&systable->tables[i].guid, &fdt_guid,
- sizeof(efi_guid_t))) {
+ if (!memcmp(&systable->tables[i].guid, &fdt_guid,
+ sizeof(efi_guid_t))) {
if (fdt_addr) {
efi_st_error("Duplicate device tree\n");
return EFI_ST_FAILURE;
--- /dev/null
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * efi_selftest_register_notify
+ *
+ * Copyright (c) 2019 Heinrich Schuchardt <xypron.glpk@gmx.de>
+ *
+ * This unit test checks the following protocol services:
+ * InstallProtocolInterface, UninstallProtocolInterface,
+ * RegisterProtocolNotify, CreateEvent, CloseEvent.
+ */
+
+#include <efi_selftest.h>
+
+/*
+ * The test currently does not actually call the interface function.
+ * So this is just a dummy structure.
+ */
+struct interface {
+ void (EFIAPI * inc)(void);
+};
+
+struct context {
+ void *registration_key;
+ efi_uintn_t notify_count;
+ efi_uintn_t handle_count;
+ efi_handle_t *handles;
+};
+
+static struct efi_boot_services *boottime;
+static efi_guid_t guid1 =
+ EFI_GUID(0x2e7ca819, 0x21d3, 0x0a3a,
+ 0xf7, 0x91, 0x82, 0x1f, 0x7a, 0x83, 0x67, 0xaf);
+static efi_guid_t guid2 =
+ EFI_GUID(0xf909f2bb, 0x90a8, 0x0d77,
+ 0x94, 0x0c, 0x3e, 0xa8, 0xea, 0x38, 0xd6, 0x6f);
+static struct context context;
+static struct efi_event *event;
+
+/*
+ * Notification function, increments the notification count if parameter
+ * context is provided.
+ *
+ * @event notified event
+ * @context pointer to the notification count
+ */
+static void EFIAPI notify(struct efi_event *event, void *context)
+{
+ struct context *cp = context;
+ efi_status_t ret;
+
+ cp->notify_count++;
+
+ ret = boottime->locate_handle_buffer(BY_REGISTER_NOTIFY, NULL,
+ cp->registration_key,
+ &cp->handle_count,
+ &cp->handles);
+ if (ret != EFI_SUCCESS)
+ cp->handle_count = 0;
+}
+
+/*
+ * Setup unit test.
+ *
+ * @handle: handle of the loaded image
+ * @systable: system table
+ */
+static int setup(const efi_handle_t img_handle,
+ const struct efi_system_table *systable)
+{
+ efi_status_t ret;
+
+ boottime = systable->boottime;
+
+ ret = boottime->create_event(EVT_NOTIFY_SIGNAL,
+ TPL_CALLBACK, notify, &context,
+ &event);
+ if (ret != EFI_SUCCESS) {
+ efi_st_error("could not create event\n");
+ return EFI_ST_FAILURE;
+ }
+
+ ret = boottime->register_protocol_notify(&guid1, event,
+ &context.registration_key);
+ if (ret != EFI_SUCCESS) {
+ efi_st_error("could not register event\n");
+ return EFI_ST_FAILURE;
+ }
+
+ return EFI_ST_SUCCESS;
+}
+
+/*
+ * Tear down unit test.
+ *
+ */
+static int teardown(void)
+{
+ efi_status_t ret;
+
+ if (event) {
+ ret = boottime->close_event(event);
+ event = NULL;
+ if (ret != EFI_SUCCESS) {
+ efi_st_error("could not close event\n");
+ return EFI_ST_FAILURE;
+ }
+ }
+
+ return EFI_ST_SUCCESS;
+}
+
+/*
+ * Execute unit test.
+ *
+ */
+static int execute(void)
+{
+ efi_status_t ret;
+ efi_handle_t handle1 = NULL, handle2 = NULL;
+ struct interface interface1, interface2;
+
+ ret = boottime->install_protocol_interface(&handle1, &guid1,
+ EFI_NATIVE_INTERFACE,
+ &interface1);
+ if (ret != EFI_SUCCESS) {
+ efi_st_error("could not install interface\n");
+ return EFI_ST_FAILURE;
+ }
+ if (!context.notify_count) {
+ efi_st_error("install was not notified\n");
+ return EFI_ST_FAILURE;
+ }
+ if (context.notify_count > 1) {
+ efi_st_error("install was notified too often\n");
+ return EFI_ST_FAILURE;
+ }
+ if (context.handle_count != 1) {
+ efi_st_error("LocateHandle failed\n");
+ return EFI_ST_FAILURE;
+ }
+ ret = boottime->free_pool(context.handles);
+ if (ret != EFI_SUCCESS) {
+ efi_st_error("FreePool failed\n");
+ return EFI_ST_FAILURE;
+ }
+ context.notify_count = 0;
+ ret = boottime->install_protocol_interface(&handle1, &guid2,
+ EFI_NATIVE_INTERFACE,
+ &interface1);
+ if (ret != EFI_SUCCESS) {
+ efi_st_error("could not install interface\n");
+ return EFI_ST_FAILURE;
+ }
+ if (context.notify_count) {
+ efi_st_error("wrong protocol was notified\n");
+ return EFI_ST_FAILURE;
+ }
+ context.notify_count = 0;
+ ret = boottime->reinstall_protocol_interface(handle1, &guid1,
+ &interface1, &interface2);
+ if (ret != EFI_SUCCESS) {
+ efi_st_error("could not reinstall interface\n");
+ return EFI_ST_FAILURE;
+ }
+ if (!context.notify_count) {
+ efi_st_error("reinstall was not notified\n");
+ return EFI_ST_FAILURE;
+ }
+ if (context.notify_count > 1) {
+ efi_st_error("reinstall was notified too often\n");
+ return EFI_ST_FAILURE;
+ }
+ if (context.handle_count != 1) {
+ efi_st_error("LocateHandle failed\n");
+ return EFI_ST_FAILURE;
+ }
+ ret = boottime->free_pool(context.handles);
+ if (ret != EFI_SUCCESS) {
+ efi_st_error("FreePool failed\n");
+ return EFI_ST_FAILURE;
+ }
+ context.notify_count = 0;
+ ret = boottime->install_protocol_interface(&handle2, &guid1,
+ EFI_NATIVE_INTERFACE,
+ &interface1);
+ if (ret != EFI_SUCCESS) {
+ efi_st_error("could not install interface\n");
+ return EFI_ST_FAILURE;
+ }
+ if (!context.notify_count) {
+ efi_st_error("install was not notified\n");
+ return EFI_ST_FAILURE;
+ }
+ if (context.notify_count > 1) {
+ efi_st_error("install was notified too often\n");
+ return EFI_ST_FAILURE;
+ }
+ if (context.handle_count != 2) {
+ efi_st_error("LocateHandle failed\n");
+ return EFI_ST_FAILURE;
+ }
+ ret = boottime->free_pool(context.handles);
+ if (ret != EFI_SUCCESS) {
+ efi_st_error("FreePool failed\n");
+ return EFI_ST_FAILURE;
+ }
+
+ ret = boottime->uninstall_multiple_protocol_interfaces
+ (handle1, &guid1, &interface2,
+ &guid2, &interface1, NULL);
+ if (ret != EFI_SUCCESS) {
+ efi_st_error("UninstallMultipleProtocolInterfaces failed\n");
+ return EFI_ST_FAILURE;
+ }
+ ret = boottime->uninstall_multiple_protocol_interfaces
+ (handle2, &guid1, &interface1, NULL);
+ if (ret != EFI_SUCCESS) {
+ efi_st_error("UninstallMultipleProtocolInterfaces failed\n");
+ return EFI_ST_FAILURE;
+ }
+
+ return EFI_ST_SUCCESS;
+}
+
+EFI_UNIT_TEST(regprotnot) = {
+ .name = "register protocol notify",
+ .phase = EFI_EXECUTE_BEFORE_BOOTTIME_EXIT,
+ .setup = setup,
+ .execute = execute,
+ .teardown = teardown,
+};
* Unfortunately QEMU ignores the broadcast flag.
* So we have to check for broadcasts too.
*/
- if (efi_st_memcmp(&destaddr, &net->mode->current_address,
- ARP_HLEN) &&
- efi_st_memcmp(&destaddr, BROADCAST_MAC, ARP_HLEN))
+ if (memcmp(&destaddr, &net->mode->current_address, ARP_HLEN) &&
+ memcmp(&destaddr, BROADCAST_MAC, ARP_HLEN))
continue;
/*
* Check this is a DHCP reply
addr = (u8 *)&buffer.p.ip_udp.ip_src;
efi_st_printf("DHCP reply received from %u.%u.%u.%u (%pm) ",
addr[0], addr[1], addr[2], addr[3], &srcaddr);
- if (!efi_st_memcmp(&destaddr, BROADCAST_MAC, ARP_HLEN))
+ if (!memcmp(&destaddr, BROADCAST_MAC, ARP_HLEN))
efi_st_printf("as broadcast message.\n");
else
efi_st_printf("as unicast message.\n");
return EFI_ST_FAILURE;
}
if (!exit_data || exit_data_size != sizeof(expected_text) ||
- efi_st_memcmp(exit_data, expected_text, sizeof(expected_text))) {
+ memcmp(exit_data, expected_text, sizeof(expected_text))) {
efi_st_error("Incorrect exit data\n");
return EFI_ST_FAILURE;
}
return efi_st_unknown;
}
-int efi_st_memcmp(const void *buf1, const void *buf2, size_t length)
-{
- const u8 *pos1 = buf1;
- const u8 *pos2 = buf2;
-
- for (; length; --length) {
- if (*pos1 != *pos2)
- return *pos1 - *pos2;
- ++pos1;
- ++pos2;
- }
- return 0;
-}
-
int efi_st_strcmp_16_8(const u16 *buf1, const char *buf2)
{
for (; *buf1 || *buf2; ++buf1, ++buf2) {
efi_st_error("GetVariable failed\n");
return EFI_ST_FAILURE;
}
- if (efi_st_memcmp(data, v + 4, 3)) {
+ if (memcmp(data, v + 4, 3)) {
efi_st_error("GetVariable returned wrong value\n");
return EFI_ST_FAILURE;
}
(unsigned int)len);
return EFI_ST_FAILURE;
}
- if (efi_st_memcmp(data, v, 8)) {
+ if (memcmp(data, v, 8)) {
efi_st_error("GetVariable returned wrong value\n");
return EFI_ST_FAILURE;
}
if (len != 15)
efi_st_todo("GetVariable returned wrong length %u\n",
(unsigned int)len);
- if (efi_st_memcmp(data, v, len))
+ if (memcmp(data, v, len))
efi_st_todo("GetVariable returned wrong value\n");
/* Enumerate variables */
boottime->set_mem(&guid, 16, 0);
(unsigned int)ret);
return EFI_ST_FAILURE;
}
- if (!efi_st_memcmp(&guid, &guid_vendor0, sizeof(efi_guid_t)) &&
+ if (!memcmp(&guid, &guid_vendor0, sizeof(efi_guid_t)) &&
!efi_st_strcmp_16_8(varname, "efi_st_var0"))
flag |= 1;
- if (!efi_st_memcmp(&guid, &guid_vendor1, sizeof(efi_guid_t)) &&
+ if (!memcmp(&guid, &guid_vendor1, sizeof(efi_guid_t)) &&
!efi_st_strcmp_16_8(varname, "efi_st_var1"))
flag |= 2;
}
ALL-y += $(obj)/boot.bin
endif
+ifdef CONFIG_TPL_BUILD
+ALL-$(CONFIG_TPL_X86_16BIT_INIT) += $(obj)/u-boot-x86-16bit-tpl.bin
+else
ALL-$(CONFIG_SPL_X86_16BIT_INIT) += $(obj)/u-boot-x86-16bit-spl.bin
+endif
ALL-$(CONFIG_ARCH_ZYNQ) += $(obj)/boot.bin
ALL-$(CONFIG_ARCH_ZYNQMP) += $(obj)/boot.bin
FINAL_DTB_CONTAINER = $(obj)/$(SPL_BIN).multidtb.fit
endif
+# Build the .dtb file if:
+# - we are not using OF_PLATDATA
+# - we are using OF_CONTROL
+# - we have either OF_SEPARATE or OF_HOSTFILE
+build_dtb :=
+ifeq ($(CONFIG_$(SPL_TPL_)OF_PLATDATA),)
+ifneq ($(CONFIG_$(SPL_TPL_)OF_CONTROL),)
+ifeq ($(CONFIG_OF_SEPARATE)$(CONFIG_OF_HOSTFILE),y)
+build_dtb := y
+endif
+endif
+endif
-ifeq ($(CONFIG_$(SPL_TPL_)OF_CONTROL)$(CONFIG_OF_SEPARATE)$(CONFIG_$(SPL_TPL_)OF_PLATDATA),yy)
+ifneq ($(build_dtb),)
$(obj)/$(SPL_BIN)-dtb.bin: $(obj)/$(SPL_BIN)-nodtb.bin \
$(if $(CONFIG_SPL_SEPARATE_BSS),,$(obj)/$(SPL_BIN)-pad.bin) \
$(FINAL_DTB_CONTAINER) FORCE
cmd_objcopy = $(OBJCOPY) $(OBJCOPYFLAGS) $(OBJCOPYFLAGS_$(@F)) $< $@
OBJCOPYFLAGS_$(SPL_BIN)-nodtb.bin = $(SPL_OBJCFLAGS) -O binary \
- $(if $(CONFIG_SPL_X86_16BIT_INIT),-R .start16 -R .resetvec)
+ $(if $(CONFIG_$(SPL_TPL_)X86_16BIT_INIT),-R .start16 -R .resetvec)
$(obj)/$(SPL_BIN)-nodtb.bin: $(obj)/$(SPL_BIN) FORCE
$(call if_changed,objcopy)
$(obj)/u-boot-x86-16bit-spl.bin: $(obj)/u-boot-spl FORCE
$(call if_changed,objcopy)
+OBJCOPYFLAGS_u-boot-x86-16bit-tpl.bin := -O binary -j .start16 -j .resetvec
+$(obj)/u-boot-x86-16bit-tpl.bin: $(obj)/u-boot-tpl FORCE
+ $(call if_changed,objcopy)
+
LDFLAGS_$(SPL_BIN) += -T u-boot-spl.lds $(LDFLAGS_FINAL)
# Avoid 'Not enough room for program headers' error on binutils 2.28 onwards.
*/
#include <common.h>
+#include <clk.h>
#include <dm.h>
#include <asm/clk.h>
#include <dm/test.h>
#include <linux/err.h>
#include <test/ut.h>
+/* Base test of the clk uclass */
+static int dm_test_clk_base(struct unit_test_state *uts)
+{
+ struct udevice *dev;
+ struct clk clk_method1;
+ struct clk clk_method2;
+
+ /* Get the device using the clk device */
+ ut_assertok(uclass_get_device_by_name(UCLASS_MISC, "clk-test", &dev));
+
+ /* Get the same clk port in 2 different ways and compare */
+ ut_assertok(clk_get_by_index(dev, 1, &clk_method1));
+ ut_assertok(clk_get_by_index_nodev(dev_ofnode(dev), 1, &clk_method2));
+ ut_asserteq(clk_method1.id, clk_method2.id);
+
+ return 0;
+}
+
+DM_TEST(dm_test_clk_base, DM_TESTF_SCAN_FDT);
+
static int dm_test_clk(struct unit_test_state *uts)
{
struct udevice *dev_fixed, *dev_fixed_factor, *dev_clk, *dev_test;
#include <common.h>
#include <dm.h>
+#include <reset.h>
#include <dm/test.h>
#include <asm/reset.h>
#include <test/ut.h>
/* This is the other reset phandle specifier handled by bulk */
#define OTHER_RESET_ID 2
+/* Base test of the reset uclass */
+static int dm_test_reset_base(struct unit_test_state *uts)
+{
+ struct udevice *dev;
+ struct reset_ctl reset_method1;
+ struct reset_ctl reset_method2;
+
+ /* Get the device using the reset device */
+ ut_assertok(uclass_get_device_by_name(UCLASS_MISC, "reset-ctl-test",
+ &dev));
+
+ /* Get the same reset port in 2 different ways and compare */
+ ut_assertok(reset_get_by_index(dev, 1, &reset_method1));
+ ut_assertok(reset_get_by_index_nodev(dev_ofnode(dev), 1,
+ &reset_method2));
+ ut_asserteq(reset_method1.id, reset_method2.id);
+
+ return 0;
+}
+
+DM_TEST(dm_test_reset_base, DM_TESTF_SCAN_FDT);
+
static int dm_test_reset(struct unit_test_state *uts)
{
struct udevice *dev_reset;
Sets the image size in bytes, for example 'size = <0x100000>' for a
1MB image.
+offset:
+ This is similar to 'offset' in entries, setting the offset of a section
+ within the image or section containing it. The first byte of the section
+ is normally at offset 0. If 'offset' is not provided, binman sets it to
+ the end of the previous region, or the start of the image's entry area
+ (normally 0) if there is no previous region.
+
align-size:
This sets the alignment of the image size. For example, to ensure
that the image ends on a 512-byte boundary, use 'align-size = <512>'.
self._name = name
self._node = node
self._image = image
- self._offset = 0
+ self._offset = None
self._size = None
self._align_size = None
self._pad_before = 0
def _ReadNode(self):
"""Read properties from the section node"""
+ self._offset = fdt_util.GetInt(self._node, 'offset')
self._size = fdt_util.GetInt(self._node, 'size')
self._align_size = fdt_util.GetInt(self._node, 'align-size')
if tools.NotPowerOfTwo(self._align_size):
entry.AddMissingProperties()
def SetCalculatedProperties(self):
- state.SetInt(self._node, 'offset', self._offset)
+ state.SetInt(self._node, 'offset', self._offset or 0)
state.SetInt(self._node, 'size', self._size)
image_pos = self._image_pos
if self._parent_section:
Args:
fd: File to write the map to
"""
- Entry.WriteMapLine(fd, indent, self._name, self._offset, self._size,
- self._image_pos)
+ Entry.WriteMapLine(fd, indent, self._name, self._offset or 0,
+ self._size, self._image_pos)
for entry in self._entries.values():
entry.WriteMap(fd, indent + 1)
if name not in options.image:
del images[name]
skip.append(name)
- if skip:
- print 'Skipping images: %s\n' % ', '.join(skip)
+ if skip and options.verbosity >= 2:
+ print 'Skipping images: %s' % ', '.join(skip)
state.Prepare(images, dtb)
def Pack(self, offset):
"""Pack all entries into the section"""
self._section.PackEntries()
- self._section.SetOffset(offset)
+ if self._section._offset is None:
+ self._section.SetOffset(offset)
self.size = self._section.GetSize()
return super(Entry_section, self).Pack(offset)
self.text_label, = self.GetEntryArgsOrProps(
[EntryArg('text-label', str)])
self.value, = self.GetEntryArgsOrProps([EntryArg(self.text_label, str)])
+
+ def ObtainContents(self):
if not self.value:
self.Raise("No value provided for text label '%s'" %
self.text_label)
-
- def ObtainContents(self):
self.SetContents(self.value)
return True
"""An entry which contains a Chromium OS verified boot block
Properties / Entry arguments:
+ - content: List of phandles to entries to sign
- keydir: Directory containing the public keys to use
- keyblock: Name of the key file to use (inside keydir)
- signprivate: Name of provide key file to use (inside keydir)
return control.Binman(options, args)
def _DoTestFile(self, fname, debug=False, map=False, update_dtb=False,
- entry_args=None, images=None, use_real_dtb=False):
+ entry_args=None, images=None, use_real_dtb=False,
+ verbosity=None):
"""Run binman with a given test file
Args:
args.append('-up')
if not use_real_dtb:
args.append('--fake-dtb')
+ if verbosity is not None:
+ args.append('-v%d' % verbosity)
if entry_args:
for arg, value in entry_args.iteritems():
args.append('-a%s=%s' % (arg, value))
def testSelectImage(self):
"""Test that we can select which images to build"""
- with test_util.capture_sys_output() as (stdout, stderr):
- retcode = self._DoTestFile('006_dual_image.dts', images=['image2'])
- self.assertEqual(0, retcode)
- self.assertIn('Skipping images: image1', stdout.getvalue())
+ expected = 'Skipping images: image1'
+
+ # We should only get the expected message in verbose mode
+ for verbosity in (None, 2):
+ with test_util.capture_sys_output() as (stdout, stderr):
+ retcode = self._DoTestFile('006_dual_image.dts',
+ verbosity=verbosity,
+ images=['image2'])
+ self.assertEqual(0, retcode)
+ if verbosity:
+ self.assertIn(expected, stdout.getvalue())
+ else:
+ self.assertNotIn(expected, stdout.getvalue())
- self.assertFalse(os.path.exists(tools.GetOutputFilename('image1.bin')))
- self.assertTrue(os.path.exists(tools.GetOutputFilename('image2.bin')))
+ self.assertFalse(os.path.exists(tools.GetOutputFilename('image1.bin')))
+ self.assertTrue(os.path.exists(tools.GetOutputFilename('image2.bin')))
def testUpdateFdtAll(self):
"""Test that all device trees are updated with offset/size info"""
data = self._DoReadFile('100_intel_refcode.dts')
self.assertEqual(REFCODE_DATA, data[:len(REFCODE_DATA)])
+ def testSectionOffset(self):
+ """Tests use of a section with an offset"""
+ data, _, map_data, _ = self._DoReadFileDtb('101_sections_offset.dts',
+ map=True)
+ self.assertEqual('''ImagePos Offset Size Name
+00000000 00000000 00000038 main-section
+00000004 00000004 00000010 section@0
+00000004 00000000 00000004 u-boot
+00000018 00000018 00000010 section@1
+00000018 00000000 00000004 u-boot
+0000002c 0000002c 00000004 section@2
+0000002c 00000000 00000004 u-boot
+''', map_data)
+ self.assertEqual(data,
+ 4 * chr(0x26) + U_BOOT_DATA + 12 * chr(0x21) +
+ 4 * chr(0x26) + U_BOOT_DATA + 12 * chr(0x61) +
+ 4 * chr(0x26) + U_BOOT_DATA + 8 * chr(0x26))
+
if __name__ == "__main__":
unittest.main()
--- /dev/null
+// SPDX-License-Identifier: GPL-2.0+
+
+/dts-v1/;
+
+/ {
+ #address-cells = <1>;
+ #size-cells = <1>;
+
+ binman {
+ pad-byte = <0x26>;
+ size = <0x38>;
+ section@0 {
+ read-only;
+ offset = <0x4>;
+ size = <0x10>;
+ pad-byte = <0x21>;
+
+ u-boot {
+ };
+ };
+ section@1 {
+ size = <0x10>;
+ pad-byte = <0x61>;
+ offset = <0x18>;
+
+ u-boot {
+ };
+ };
+ section@2 {
+ offset = <0x2c>;
+ u-boot {
+ };
+ };
+ };
+};
projects / platform / kernel / u-boot.git / commitdiff