Merge tag 'u-boot-stm32-20211012' of https://source.denx.de/u-boot/custodians/u-boot-stm

[platform/kernel/u-boot.git] / arch / x86 / cpu / coreboot / coreboot.c

diff --git a/arch/x86/cpu/coreboot/coreboot.c b/arch/x86/cpu/coreboot/coreboot.c
index 4cdd0d4..aaa5ae1 100644 (file)
--- a/arch/x86/cpu/coreboot/coreboot.c
+++ b/arch/x86/cpu/coreboot/coreboot.c
@@ -1,26 +1,22 @@
+// SPDX-License-Identifier: GPL-2.0+
 /*
  * Copyright (c) 2011 The Chromium OS Authors.
  * (C) Copyright 2008
  * Graeme Russ, graeme.russ@gmail.com.
- *
- * SPDX-License-Identifier:    GPL-2.0+
  */
 
 #include <common.h>
-#include <asm/u-boot-x86.h>
-#include <flash.h>
-#include <netdev.h>
-#include <ns16550.h>
-#include <asm/msr.h>
-#include <asm/cache.h>
-#include <asm/cpu.h>
+#include <cpu_func.h>
+#include <fdtdec.h>
+#include <init.h>
+#include <usb.h>
+#include <asm/global_data.h>
 #include <asm/io.h>
+#include <asm/msr.h>
 #include <asm/mtrr.h>
-#include <asm/arch/tables.h>
-#include <asm/arch/sysinfo.h>
+#include <asm/cb_sysinfo.h>
 #include <asm/arch/timestamp.h>
-
-DECLARE_GLOBAL_DATA_PTR;
+#include <dm/ofnode.h>
 
 int arch_cpu_init(void)
 {
@@ -32,10 +28,11 @@ int arch_cpu_init(void)
 
        timestamp_init();
 
-       return x86_cpu_init_f();
+       return IS_ENABLED(CONFIG_X86_RUN_64BIT) ? x86_cpu_reinit_f() :
+                x86_cpu_init_f();
 }
 
-int board_early_init_f(void)
+int checkcpu(void)
 {
        return 0;
 }
@@ -45,29 +42,10 @@ int print_cpuinfo(void)
        return default_print_cpuinfo();
 }
 
-int last_stage_init(void)
-{
-       if (gd->flags & GD_FLG_COLD_BOOT)
-               timestamp_add_to_bootstage();
-
-       return 0;
-}
-
-#ifndef CONFIG_SYS_NO_FLASH
-ulong board_flash_get_legacy(ulong base, int banknum, flash_info_t *info)
-{
-       return 0;
-}
-#endif
-
-int board_eth_init(bd_t *bis)
-{
-       return pci_eth_init(bis);
-}
-
-void board_final_cleanup(void)
+static void board_final_init(void)
 {
-       /* Un-cache the ROM so the kernel has one
+       /*
+        * Un-cache the ROM so the kernel has one
         * more MTRR available.
         *
         * Coreboot should have assigned this to the
@@ -80,27 +58,29 @@ void board_final_cleanup(void)
        if (top_type == MTRR_TYPE_WRPROT) {
                struct mtrr_state state;
 
-               mtrr_open(&state);
+               mtrr_open(&state, true);
                wrmsrl(MTRR_PHYS_BASE_MSR(top_mtrr), 0);
                wrmsrl(MTRR_PHYS_MASK_MSR(top_mtrr), 0);
-               mtrr_close(&state);
+               mtrr_close(&state, true);
        }
 
-       /* Issue SMI to Coreboot to lock down ME and registers */
-       printf("Finalizing Coreboot\n");
-       outb(0xcb, 0xb2);
+       if (!ofnode_conf_read_bool("u-boot,no-apm-finalize")) {
+               /*
+                * Issue SMI to coreboot to lock down ME and registers
+                * when allowed via device tree
+                */
+               printf("Finalizing coreboot\n");
+               outb(0xcb, 0xb2);
+       }
 }
 
-void panic_puts(const char *str)
+int last_stage_init(void)
 {
-       NS16550_t port = (NS16550_t)0x3f8;
+       /* start usb so that usb keyboard can be used as input device */
+       if (CONFIG_IS_ENABLED(USB_KEYBOARD))
+               usb_init();
 
-       NS16550_init(port, 1);
-       while (*str)
-               NS16550_putc(port, *str++);
-}
+       board_final_init();
 
-int misc_init_r(void)
-{
        return 0;
 }