No (active) developer owns this hardware, so let's remove Linux support.
Signed-off-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
Acked-by: Guenter Roeck <linux@roeck-us.net>
Reviewed-by: Geert Uytterhoeven <geert@linux-m68k.org>
Tested-by: Geert Uytterhoeven <geert@linux-m68k.org>
Acked-by: Atsushi Nemoto <anemo@mba.ocn.ne.jp>
platform-$(CONFIG_SIBYTE_BCM1x55) += sibyte/
platform-$(CONFIG_SIBYTE_BCM1x80) += sibyte/
platform-$(CONFIG_SNI_RM) += sni/
-platform-$(CONFIG_MACH_TX39XX) += txx9/
platform-$(CONFIG_MACH_TX49XX) += txx9/
platform-$(CONFIG_MACH_VR41XX) += vr41xx/
Technology and now in turn merged with Fujitsu. Say Y here to
support this machine type.
-config MACH_TX39XX
- bool "Toshiba TX39 series based machines"
-
config MACH_TX49XX
bool "Toshiba TX49 series based machines"
select WAR_TX49XX_ICACHE_INDEX_INV
might be a safe bet. If the resulting kernel does not work,
try to recompile with R3000.
-config CPU_TX39XX
- bool "R39XX"
- depends on SYS_HAS_CPU_TX39XX
- select CPU_SUPPORTS_32BIT_KERNEL
- select CPU_R3K_TLB
-
config CPU_VR41XX
bool "R41xx"
depends on SYS_HAS_CPU_VR41XX
config SYS_HAS_CPU_R3000
bool
-config SYS_HAS_CPU_TX39XX
- bool
-
config SYS_HAS_CPU_VR41XX
bool
config PAGE_SIZE_16KB
bool "16kB"
- depends on !CPU_R3000 && !CPU_TX39XX
+ depends on !CPU_R3000
help
Using 16kB page size will result in higher performance kernel at
the price of higher memory consumption. This option is available on
config PAGE_SIZE_64KB
bool "64kB"
- depends on !CPU_R3000 && !CPU_TX39XX
+ depends on !CPU_R3000
help
Using 64kB page size will result in higher performance kernel at
the price of higher memory consumption. This option is available on
config CPU_GENERIC_DUMP_TLB
bool
- default y if !(CPU_R3000 || CPU_TX39XX)
+ default y if !CPU_R3000
config MIPS_FP_SUPPORT
bool "Floating Point support" if EXPERT
config CPU_R2300_FPU
bool
depends on MIPS_FP_SUPPORT
- default y if CPU_R3000 || CPU_TX39XX
+ default y if CPU_R3000
config CPU_R3K_TLB
bool
config MIPS_ASID_SHIFT
int
- default 6 if CPU_R3000 || CPU_TX39XX
+ default 6 if CPU_R3000
default 0
config MIPS_ASID_BITS
int
default 0 if MIPS_ASID_BITS_VARIABLE
- default 6 if CPU_R3000 || CPU_TX39XX
+ default 6 if CPU_R3000
default 8
config MIPS_ASID_BITS_VARIABLE
# CPU-dependent compiler/assembler options for optimization.
#
cflags-$(CONFIG_CPU_R3000) += -march=r3000
-cflags-$(CONFIG_CPU_TX39XX) += -march=r3900
cflags-$(CONFIG_CPU_R4300) += -march=r4300 -Wa,--trap
cflags-$(CONFIG_CPU_VR41XX) += -march=r4100 -Wa,--trap
cflags-$(CONFIG_CPU_R4X00) += -march=r4600 -Wa,--trap
+++ /dev/null
-CONFIG_SYSVIPC=y
-CONFIG_LOG_BUF_SHIFT=14
-CONFIG_EXPERT=y
-CONFIG_SLAB=y
-CONFIG_MACH_TX39XX=y
-CONFIG_TOSHIBA_JMR3927=y
-# CONFIG_SECCOMP is not set
-CONFIG_PCI=y
-CONFIG_NET=y
-CONFIG_PACKET=y
-CONFIG_UNIX=y
-CONFIG_INET=y
-CONFIG_IP_PNP=y
-CONFIG_IP_PNP_BOOTP=y
-# CONFIG_INET_XFRM_MODE_TRANSPORT is not set
-# CONFIG_INET_XFRM_MODE_TUNNEL is not set
-# CONFIG_INET_XFRM_MODE_BEET is not set
-# CONFIG_INET_DIAG is not set
-# CONFIG_IPV6 is not set
-CONFIG_MTD=y
-CONFIG_MTD_CMDLINE_PARTS=y
-CONFIG_MTD_CFI=y
-CONFIG_MTD_JEDECPROBE=y
-CONFIG_MTD_CFI_AMDSTD=y
-CONFIG_MTD_PHYSMAP=y
-CONFIG_NETDEVICES=y
-CONFIG_TC35815=y
-# CONFIG_INPUT is not set
-# CONFIG_SERIO is not set
-# CONFIG_VT is not set
-# CONFIG_UNIX98_PTYS is not set
-CONFIG_SERIAL_NONSTANDARD=y
-CONFIG_SERIAL_TXX9_CONSOLE=y
-CONFIG_SERIAL_TXX9_STDSERIAL=y
-# CONFIG_HW_RANDOM is not set
-# CONFIG_HWMON is not set
-CONFIG_WATCHDOG=y
-CONFIG_TXX9_WDT=y
-# CONFIG_USB_SUPPORT is not set
-CONFIG_NEW_LEDS=y
-CONFIG_LEDS_CLASS=y
-CONFIG_LEDS_GPIO=y
-CONFIG_LEDS_TRIGGERS=y
-CONFIG_LEDS_TRIGGER_HEARTBEAT=y
-CONFIG_RTC_CLASS=y
-CONFIG_RTC_DRV_DS1742=y
-CONFIG_PROC_KCORE=y
-# CONFIG_MISC_FILESYSTEMS is not set
-CONFIG_NFS_FS=y
-CONFIG_ROOT_NFS=y
#ifndef cpu_has_4k_cache
#define cpu_has_4k_cache __isa_ge_or_opt(1, MIPS_CPU_4K_CACHE)
#endif
-#ifndef cpu_has_tx39_cache
-#define cpu_has_tx39_cache __opt(MIPS_CPU_TX39_CACHE)
-#endif
#ifndef cpu_has_octeon_cache
#define cpu_has_octeon_cache 0
#endif
case CPU_R3081E:
#endif
-#ifdef CONFIG_SYS_HAS_CPU_TX39XX
- case CPU_TX3912:
- case CPU_TX3922:
- case CPU_TX3927:
-#endif
-
#ifdef CONFIG_SYS_HAS_CPU_VR41XX
case CPU_VR41XX:
case CPU_VR4111:
CPU_SR71000, CPU_TX49XX,
/*
- * TX3900 class processors
- */
- CPU_TX3912, CPU_TX3922, CPU_TX3927,
-
- /*
* MIPS32 class processors
*/
CPU_4KC, CPU_4KEC, CPU_4KSC, CPU_24K, CPU_34K, CPU_1004K, CPU_74K,
#define MIPS_CPU_4KEX BIT_ULL( 1) /* "R4K" exception model */
#define MIPS_CPU_3K_CACHE BIT_ULL( 2) /* R3000-style caches */
#define MIPS_CPU_4K_CACHE BIT_ULL( 3) /* R4000-style caches */
-#define MIPS_CPU_TX39_CACHE BIT_ULL( 4) /* TX3900-style caches */
#define MIPS_CPU_FPU BIT_ULL( 5) /* CPU has FPU */
#define MIPS_CPU_32FPR BIT_ULL( 6) /* 32 dbl. prec. FP registers */
#define MIPS_CPU_COUNTER BIT_ULL( 7) /* Cycle count/compare */
#ifndef __ASM_ISADEP_H
#define __ASM_ISADEP_H
-#if defined(CONFIG_CPU_R3000) || defined(CONFIG_CPU_TX39XX)
+#if defined(CONFIG_CPU_R3000)
/*
* R2000 or R3000
*/
#define cpu_has_4kex 1
#define cpu_has_3k_cache 0
#define cpu_has_4k_cache 1
-#define cpu_has_tx39_cache 0
#define cpu_has_sb1_cache 0
#define cpu_has_fpu 0
#define cpu_has_32fpr 0
#define cpu_has_4kex 1
#define cpu_has_3k_cache 0
#define cpu_has_4k_cache 1
-#define cpu_has_tx39_cache 0
#define cpu_has_sb1_cache 0
#define cpu_has_fpu 0
#define cpu_has_32fpr 0
#define cpu_has_4kex 1
#define cpu_has_3k_cache 0
#define cpu_has_4k_cache 1
-#define cpu_has_tx39_cache 0
#define cpu_has_fpu 0
#define cpu_has_32fpr 0
#define cpu_has_counter 1
#define cpu_has_4kex 1
#define cpu_has_3k_cache 0
#define cpu_has_4k_cache 1
-#define cpu_has_tx39_cache 0
#define cpu_has_fpu 0
#define cpu_has_32fpr 0
#define cpu_has_counter 1
#define cpu_has_4kex 1
#define cpu_has_3k_cache 0
#define cpu_has_4k_cache 0
-#define cpu_has_tx39_cache 0
#define cpu_has_counter 1
#define cpu_has_watch 1
#define cpu_has_divec 1
#define cpu_has_4kex 1
#define cpu_has_3k_cache 0
#define cpu_has_4k_cache 1
-#define cpu_has_tx39_cache 0
#define cpu_has_32fpr 1
#define cpu_has_counter 1
#define cpu_has_watch 0
#define cpu_has_rixiex 0
#define cpu_has_maar 0
#define cpu_has_rw_llb 0
-#define cpu_has_tx39_cache 0
#define cpu_has_divec 0
#define cpu_has_prefetch 0
#define cpu_has_mcheck 0
#define cpu_has_4kex 1
#define cpu_has_3k_cache 0
#define cpu_has_4k_cache 1
-#define cpu_has_tx39_cache 0
#define cpu_has_counter 0
#define cpu_has_watch 1
#define cpu_has_divec 1
#define cpu_has_4kex 1
#define cpu_has_3k_cache 0
#define cpu_has_4k_cache 1
-#define cpu_has_tx39_cache 0
#define cpu_has_fpu 1
#define cpu_has_nofpuex 0
#define cpu_has_32fpr 1
#define cpu_has_4kex 1
#define cpu_has_3k_cache 0
#define cpu_has_4k_cache 1
-#define cpu_has_tx39_cache 0
#define cpu_has_fpu 1
#define cpu_has_nofpuex 0
#define cpu_has_32fpr 1
#define cpu_has_4kex 1
#define cpu_has_3k_cache 0
#define cpu_has_4k_cache 1
-#define cpu_has_tx39_cache 0
#define cpu_has_sb1_cache 0
#define cpu_has_fpu 0
#define cpu_has_32fpr 0
#define cpu_has_mipsmt 0
#define cpu_has_smartmips 0
#define cpu_has_tlb 1
-#define cpu_has_tx39_cache 0
#define cpu_has_vce 0
#define cpu_has_veic 0
#define cpu_has_vint 0
#define cpu_has_mipsmt 0
#define cpu_has_smartmips 0
#define cpu_has_tlb 1
-#define cpu_has_tx39_cache 0
#define cpu_has_vce 0
#define cpu_has_veic 0
#define cpu_has_vint 0
#define cpu_has_4kex 1
#define cpu_has_3k_cache 0
#define cpu_has_4k_cache 1
-#define cpu_has_tx39_cache 0
#define cpu_has_sb1_cache 0
#define cpu_has_fpu 0
#define cpu_has_32fpr 0
#define cpu_has_4kex 1
#define cpu_has_3k_cache 0
#define cpu_has_4k_cache 1
-#define cpu_has_tx39_cache 0
#define cpu_has_sb1_cache 0
#define cpu_has_fpu 0
#define cpu_has_32fpr 0
#define cpu_has_4kex 1
#define cpu_has_3k_cache 0
#define cpu_has_4k_cache 1
-#define cpu_has_tx39_cache 0
#define cpu_has_sb1_cache 0
#define cpu_has_fpu 0
#define cpu_has_32fpr 0
#define cpu_has_4kex 1
#define cpu_has_3k_cache 0
#define cpu_has_4k_cache 1
-#define cpu_has_tx39_cache 0
#define cpu_has_sb1_cache 0
#define cpu_has_fpu 0
#define cpu_has_32fpr 0
#define cpu_has_4kex 1
#define cpu_has_3k_cache 0
#define cpu_has_4k_cache 1
-#define cpu_has_tx39_cache 0
#define cpu_has_sb1_cache 0
#define cpu_has_fpu 0
#define cpu_has_32fpr 0
#define cpu_has_4kex 1
#define cpu_has_3k_cache 0
#define cpu_has_4k_cache 1
-#define cpu_has_tx39_cache 0
#define cpu_has_sb1_cache 0
#define cpu_has_fpu 0
#define cpu_has_32fpr 0
+++ /dev/null
-/* SPDX-License-Identifier: GPL-2.0-or-later */
-/*
- * include/asm-mips/mach-tx39xx/ioremap.h
- */
-#ifndef __ASM_MACH_TX39XX_IOREMAP_H
-#define __ASM_MACH_TX39XX_IOREMAP_H
-
-#include <linux/types.h>
-
-static inline void __iomem *plat_ioremap(phys_addr_t offset, unsigned long size,
- unsigned long flags)
-{
-#define TXX9_DIRECTMAP_BASE 0xff000000ul
- if (offset >= TXX9_DIRECTMAP_BASE &&
- offset < TXX9_DIRECTMAP_BASE + 0xff0000)
- return (void __iomem *)offset;
- return NULL;
-}
-
-static inline int plat_iounmap(const volatile void __iomem *addr)
-{
- return (unsigned long)addr >= TXX9_DIRECTMAP_BASE;
-}
-
-#endif /* __ASM_MACH_TX39XX_IOREMAP_H */
+++ /dev/null
-/* SPDX-License-Identifier: GPL-2.0 */
-#ifndef __ASM_MACH_TX39XX_MANGLE_PORT_H
-#define __ASM_MACH_TX39XX_MANGLE_PORT_H
-
-#if defined(CONFIG_TOSHIBA_JMR3927)
-extern unsigned long (*__swizzle_addr_b)(unsigned long port);
-#define NEEDS_TXX9_SWIZZLE_ADDR_B
-#else
-#define __swizzle_addr_b(port) (port)
-#endif
-#define __swizzle_addr_w(port) (port)
-#define __swizzle_addr_l(port) (port)
-#define __swizzle_addr_q(port) (port)
-
-#define ioswabb(a, x) (x)
-#define __mem_ioswabb(a, x) (x)
-#define ioswabw(a, x) le16_to_cpu((__force __le16)(x))
-#define __mem_ioswabw(a, x) (x)
-#define ioswabl(a, x) le32_to_cpu((__force __le32)(x))
-#define __mem_ioswabl(a, x) (x)
-#define ioswabq(a, x) le64_to_cpu((__force __le64)(x))
-#define __mem_ioswabq(a, x) (x)
-
-#endif /* __ASM_MACH_TX39XX_MANGLE_PORT_H */
+++ /dev/null
-/*
- * This file is subject to the terms and conditions of the GNU General Public
- * License. See the file "COPYING" in the main directory of this archive
- * for more details.
- *
- * Copyright (C) 1994 - 1999, 2000, 03, 04 Ralf Baechle
- * Copyright (C) 2000, 2002 Maciej W. Rozycki
- * Copyright (C) 1990, 1999, 2000 Silicon Graphics, Inc.
- */
-#ifndef _ASM_TX39XX_SPACES_H
-#define _ASM_TX39XX_SPACES_H
-
-#define FIXADDR_TOP ((unsigned long)(long)(int)0xfefe0000)
-
-#include <asm/mach-generic/spaces.h>
-
-#endif /* __ASM_TX39XX_SPACES_H */
cfi_restore \reg \offset \docfi
.endm
-#if defined(CONFIG_CPU_R3000) || defined(CONFIG_CPU_TX39XX)
+#if defined(CONFIG_CPU_R3000)
#define STATMASK 0x3f
#else
#define STATMASK 0x1f
cfi_ld sp, PT_R29, \docfi
.endm
-#if defined(CONFIG_CPU_R3000) || defined(CONFIG_CPU_TX39XX)
+#if defined(CONFIG_CPU_R3000)
.macro RESTORE_SOME docfi=0
.set push
.macro KMODE
mfc0 t0, CP0_STATUS
li t1, ST0_KERNEL_CUMASK | (STATMASK & ~1)
-#if defined(CONFIG_CPU_R3000) || defined(CONFIG_CPU_TX39XX)
+#if defined(CONFIG_CPU_R3000)
andi t2, t0, ST0_IEP
srl t2, 2
or t0, t2
/* SPDX-License-Identifier: GPL-2.0 */
-#ifdef CONFIG_TOSHIBA_JMR3927
-BOARD_VEC(jmr3927_vec)
-#endif
#ifdef CONFIG_TOSHIBA_RBTX4927
BOARD_VEC(rbtx4927_vec)
BOARD_VEC(rbtx4937_vec)
+++ /dev/null
-/*
- * Defines for the TJSYS JMR-TX3927
- *
- * This file is subject to the terms and conditions of the GNU General Public
- * License. See the file "COPYING" in the main directory of this archive
- * for more details.
- *
- * Copyright (C) 2000-2001 Toshiba Corporation
- */
-#ifndef __ASM_TXX9_JMR3927_H
-#define __ASM_TXX9_JMR3927_H
-
-#include <asm/txx9/tx3927.h>
-#include <asm/addrspace.h>
-#include <asm/txx9irq.h>
-
-/* CS */
-#define JMR3927_ROMCE0 0x1fc00000 /* 4M */
-#define JMR3927_ROMCE1 0x1e000000 /* 4M */
-#define JMR3927_ROMCE2 0x14000000 /* 16M */
-#define JMR3927_ROMCE3 0x10000000 /* 64M */
-#define JMR3927_ROMCE5 0x1d000000 /* 4M */
-#define JMR3927_SDCS0 0x00000000 /* 32M */
-#define JMR3927_SDCS1 0x02000000 /* 32M */
-/* PCI Direct Mappings */
-
-#define JMR3927_PCIMEM 0x08000000
-#define JMR3927_PCIMEM_SIZE 0x08000000 /* 128M */
-#define JMR3927_PCIIO 0x15000000
-#define JMR3927_PCIIO_SIZE 0x01000000 /* 16M */
-
-#define JMR3927_SDRAM_SIZE 0x02000000 /* 32M */
-#define JMR3927_PORT_BASE KSEG1
-
-/* Address map (virtual address) */
-#define JMR3927_ROM0_BASE (KSEG1 + JMR3927_ROMCE0)
-#define JMR3927_ROM1_BASE (KSEG1 + JMR3927_ROMCE1)
-#define JMR3927_IOC_BASE (KSEG1 + JMR3927_ROMCE2)
-#define JMR3927_PCIMEM_BASE (KSEG1 + JMR3927_PCIMEM)
-#define JMR3927_PCIIO_BASE (KSEG1 + JMR3927_PCIIO)
-
-#define JMR3927_IOC_REV_ADDR (JMR3927_IOC_BASE + 0x00000000)
-#define JMR3927_IOC_NVRAMB_ADDR (JMR3927_IOC_BASE + 0x00010000)
-#define JMR3927_IOC_LED_ADDR (JMR3927_IOC_BASE + 0x00020000)
-#define JMR3927_IOC_DIPSW_ADDR (JMR3927_IOC_BASE + 0x00030000)
-#define JMR3927_IOC_BREV_ADDR (JMR3927_IOC_BASE + 0x00040000)
-#define JMR3927_IOC_DTR_ADDR (JMR3927_IOC_BASE + 0x00050000)
-#define JMR3927_IOC_INTS1_ADDR (JMR3927_IOC_BASE + 0x00080000)
-#define JMR3927_IOC_INTS2_ADDR (JMR3927_IOC_BASE + 0x00090000)
-#define JMR3927_IOC_INTM_ADDR (JMR3927_IOC_BASE + 0x000a0000)
-#define JMR3927_IOC_INTP_ADDR (JMR3927_IOC_BASE + 0x000b0000)
-#define JMR3927_IOC_RESET_ADDR (JMR3927_IOC_BASE + 0x000f0000)
-
-/* Flash ROM */
-#define JMR3927_FLASH_BASE (JMR3927_ROM0_BASE)
-#define JMR3927_FLASH_SIZE 0x00400000
-
-/* bits for IOC_REV/IOC_BREV (high byte) */
-#define JMR3927_IDT_MASK 0xfc
-#define JMR3927_REV_MASK 0x03
-#define JMR3927_IOC_IDT 0xe0
-
-/* bits for IOC_INTS1/IOC_INTS2/IOC_INTM/IOC_INTP (high byte) */
-#define JMR3927_IOC_INTB_PCIA 0
-#define JMR3927_IOC_INTB_PCIB 1
-#define JMR3927_IOC_INTB_PCIC 2
-#define JMR3927_IOC_INTB_PCID 3
-#define JMR3927_IOC_INTB_MODEM 4
-#define JMR3927_IOC_INTB_INT6 5
-#define JMR3927_IOC_INTB_INT7 6
-#define JMR3927_IOC_INTB_SOFT 7
-#define JMR3927_IOC_INTF_PCIA (1 << JMR3927_IOC_INTF_PCIA)
-#define JMR3927_IOC_INTF_PCIB (1 << JMR3927_IOC_INTB_PCIB)
-#define JMR3927_IOC_INTF_PCIC (1 << JMR3927_IOC_INTB_PCIC)
-#define JMR3927_IOC_INTF_PCID (1 << JMR3927_IOC_INTB_PCID)
-#define JMR3927_IOC_INTF_MODEM (1 << JMR3927_IOC_INTB_MODEM)
-#define JMR3927_IOC_INTF_INT6 (1 << JMR3927_IOC_INTB_INT6)
-#define JMR3927_IOC_INTF_INT7 (1 << JMR3927_IOC_INTB_INT7)
-#define JMR3927_IOC_INTF_SOFT (1 << JMR3927_IOC_INTB_SOFT)
-
-/* bits for IOC_RESET (high byte) */
-#define JMR3927_IOC_RESET_CPU 1
-#define JMR3927_IOC_RESET_PCI 2
-
-#if defined(__BIG_ENDIAN)
-#define jmr3927_ioc_reg_out(d, a) ((*(volatile unsigned char *)(a)) = (d))
-#define jmr3927_ioc_reg_in(a) (*(volatile unsigned char *)(a))
-#elif defined(__LITTLE_ENDIAN)
-#define jmr3927_ioc_reg_out(d, a) ((*(volatile unsigned char *)((a)^1)) = (d))
-#define jmr3927_ioc_reg_in(a) (*(volatile unsigned char *)((a)^1))
-#else
-#error "No Endian"
-#endif
-
-/* LED macro */
-#define jmr3927_led_set(n/*0-16*/) jmr3927_ioc_reg_out(~(n), JMR3927_IOC_LED_ADDR)
-
-#define jmr3927_led_and_set(n/*0-16*/) jmr3927_ioc_reg_out((~(n)) & jmr3927_ioc_reg_in(JMR3927_IOC_LED_ADDR), JMR3927_IOC_LED_ADDR)
-
-/* DIPSW4 macro */
-#define jmr3927_dipsw1() (gpio_get_value(11) == 0)
-#define jmr3927_dipsw2() (gpio_get_value(10) == 0)
-#define jmr3927_dipsw3() ((jmr3927_ioc_reg_in(JMR3927_IOC_DIPSW_ADDR) & 2) == 0)
-#define jmr3927_dipsw4() ((jmr3927_ioc_reg_in(JMR3927_IOC_DIPSW_ADDR) & 1) == 0)
-
-/*
- * IRQ mappings
- */
-
-/* These are the virtual IRQ numbers, we divide all IRQ's into
- * 'spaces', the 'space' determines where and how to enable/disable
- * that particular IRQ on an JMR machine. Add new 'spaces' as new
- * IRQ hardware is supported.
- */
-#define JMR3927_NR_IRQ_IRC 16 /* On-Chip IRC */
-#define JMR3927_NR_IRQ_IOC 8 /* PCI/MODEM/INT[6:7] */
-
-#define JMR3927_IRQ_IRC TXX9_IRQ_BASE
-#define JMR3927_IRQ_IOC (JMR3927_IRQ_IRC + JMR3927_NR_IRQ_IRC)
-#define JMR3927_IRQ_END (JMR3927_IRQ_IOC + JMR3927_NR_IRQ_IOC)
-
-#define JMR3927_IRQ_IRC_INT0 (JMR3927_IRQ_IRC + TX3927_IR_INT0)
-#define JMR3927_IRQ_IRC_INT1 (JMR3927_IRQ_IRC + TX3927_IR_INT1)
-#define JMR3927_IRQ_IRC_INT2 (JMR3927_IRQ_IRC + TX3927_IR_INT2)
-#define JMR3927_IRQ_IRC_INT3 (JMR3927_IRQ_IRC + TX3927_IR_INT3)
-#define JMR3927_IRQ_IRC_INT4 (JMR3927_IRQ_IRC + TX3927_IR_INT4)
-#define JMR3927_IRQ_IRC_INT5 (JMR3927_IRQ_IRC + TX3927_IR_INT5)
-#define JMR3927_IRQ_IRC_SIO0 (JMR3927_IRQ_IRC + TX3927_IR_SIO0)
-#define JMR3927_IRQ_IRC_SIO1 (JMR3927_IRQ_IRC + TX3927_IR_SIO1)
-#define JMR3927_IRQ_IRC_SIO(ch) (JMR3927_IRQ_IRC + TX3927_IR_SIO(ch))
-#define JMR3927_IRQ_IRC_DMA (JMR3927_IRQ_IRC + TX3927_IR_DMA)
-#define JMR3927_IRQ_IRC_PIO (JMR3927_IRQ_IRC + TX3927_IR_PIO)
-#define JMR3927_IRQ_IRC_PCI (JMR3927_IRQ_IRC + TX3927_IR_PCI)
-#define JMR3927_IRQ_IRC_TMR(ch) (JMR3927_IRQ_IRC + TX3927_IR_TMR(ch))
-#define JMR3927_IRQ_IOC_PCIA (JMR3927_IRQ_IOC + JMR3927_IOC_INTB_PCIA)
-#define JMR3927_IRQ_IOC_PCIB (JMR3927_IRQ_IOC + JMR3927_IOC_INTB_PCIB)
-#define JMR3927_IRQ_IOC_PCIC (JMR3927_IRQ_IOC + JMR3927_IOC_INTB_PCIC)
-#define JMR3927_IRQ_IOC_PCID (JMR3927_IRQ_IOC + JMR3927_IOC_INTB_PCID)
-#define JMR3927_IRQ_IOC_MODEM (JMR3927_IRQ_IOC + JMR3927_IOC_INTB_MODEM)
-#define JMR3927_IRQ_IOC_INT6 (JMR3927_IRQ_IOC + JMR3927_IOC_INTB_INT6)
-#define JMR3927_IRQ_IOC_INT7 (JMR3927_IRQ_IOC + JMR3927_IOC_INTB_INT7)
-#define JMR3927_IRQ_IOC_SOFT (JMR3927_IRQ_IOC + JMR3927_IOC_INTB_SOFT)
-
-/* IOC (PCI, MODEM) */
-#define JMR3927_IRQ_IOCINT JMR3927_IRQ_IRC_INT1
-/* TC35815 100M Ether (JMR-TX3912:JPW4:2-3 Short) */
-#define JMR3927_IRQ_ETHER0 JMR3927_IRQ_IRC_INT3
-
-/* Clocks */
-#define JMR3927_CORECLK 132710400 /* 132.7MHz */
-
-/*
- * TX3927 Pin Configuration:
- *
- * PCFG bits Avail Dead
- * SELSIO[1:0]:11 RXD[1:0], TXD[1:0] PIO[6:3]
- * SELSIOC[0]:1 CTS[0], RTS[0] INT[5:4]
- * SELSIOC[1]:0,SELDSF:0, GSDAO[0],GPCST[3] CTS[1], RTS[1],DSF,
- * GDBGE* PIO[2:1]
- * SELDMA[2]:1 DMAREQ[2],DMAACK[2] PIO[13:12]
- * SELTMR[2:0]:000 TIMER[1:0]
- * SELCS:0,SELDMA[1]:0 PIO[11;10] SDCS_CE[7:6],
- * DMAREQ[1],DMAACK[1]
- * SELDMA[0]:1 DMAREQ[0],DMAACK[0] PIO[9:8]
- * SELDMA[3]:1 DMAREQ[3],DMAACK[3] PIO[15:14]
- * SELDONE:1 DMADONE PIO[7]
- *
- * Usable pins are:
- * RXD[1;0],TXD[1:0],CTS[0],RTS[0],
- * DMAREQ[0,2,3],DMAACK[0,2,3],DMADONE,PIO[0,10,11]
- * INT[3:0]
- */
-
-void jmr3927_prom_init(void);
-void jmr3927_irq_setup(void);
-struct pci_dev;
-int jmr3927_pci_map_irq(const struct pci_dev *dev, u8 slot, u8 pin);
-
-#endif /* __ASM_TXX9_JMR3927_H */
+++ /dev/null
-/*
- * This file is subject to the terms and conditions of the GNU General Public
- * License. See the file "COPYING" in the main directory of this archive
- * for more details.
- *
- * Copyright (C) 2000 Toshiba Corporation
- */
-#ifndef __ASM_TXX9_TX3927_H
-#define __ASM_TXX9_TX3927_H
-
-#define TX3927_REG_BASE 0xfffe0000UL
-#define TX3927_REG_SIZE 0x00010000
-#define TX3927_SDRAMC_REG (TX3927_REG_BASE + 0x8000)
-#define TX3927_ROMC_REG (TX3927_REG_BASE + 0x9000)
-#define TX3927_DMA_REG (TX3927_REG_BASE + 0xb000)
-#define TX3927_IRC_REG (TX3927_REG_BASE + 0xc000)
-#define TX3927_PCIC_REG (TX3927_REG_BASE + 0xd000)
-#define TX3927_CCFG_REG (TX3927_REG_BASE + 0xe000)
-#define TX3927_NR_TMR 3
-#define TX3927_TMR_REG(ch) (TX3927_REG_BASE + 0xf000 + (ch) * 0x100)
-#define TX3927_NR_SIO 2
-#define TX3927_SIO_REG(ch) (TX3927_REG_BASE + 0xf300 + (ch) * 0x100)
-#define TX3927_PIO_REG (TX3927_REG_BASE + 0xf500)
-
-struct tx3927_sdramc_reg {
- volatile unsigned long cr[8];
- volatile unsigned long tr[3];
- volatile unsigned long cmd;
- volatile unsigned long smrs[2];
-};
-
-struct tx3927_romc_reg {
- volatile unsigned long cr[8];
-};
-
-struct tx3927_dma_reg {
- struct tx3927_dma_ch_reg {
- volatile unsigned long cha;
- volatile unsigned long sar;
- volatile unsigned long dar;
- volatile unsigned long cntr;
- volatile unsigned long sair;
- volatile unsigned long dair;
- volatile unsigned long ccr;
- volatile unsigned long csr;
- } ch[4];
- volatile unsigned long dbr[8];
- volatile unsigned long tdhr;
- volatile unsigned long mcr;
- volatile unsigned long unused0;
-};
-
-#include <asm/byteorder.h>
-
-#ifdef __BIG_ENDIAN
-#define endian_def_s2(e1, e2) \
- volatile unsigned short e1, e2
-#define endian_def_sb2(e1, e2, e3) \
- volatile unsigned short e1;volatile unsigned char e2, e3
-#define endian_def_b2s(e1, e2, e3) \
- volatile unsigned char e1, e2;volatile unsigned short e3
-#define endian_def_b4(e1, e2, e3, e4) \
- volatile unsigned char e1, e2, e3, e4
-#else
-#define endian_def_s2(e1, e2) \
- volatile unsigned short e2, e1
-#define endian_def_sb2(e1, e2, e3) \
- volatile unsigned char e3, e2;volatile unsigned short e1
-#define endian_def_b2s(e1, e2, e3) \
- volatile unsigned short e3;volatile unsigned char e2, e1
-#define endian_def_b4(e1, e2, e3, e4) \
- volatile unsigned char e4, e3, e2, e1
-#endif
-
-struct tx3927_pcic_reg {
- endian_def_s2(did, vid);
- endian_def_s2(pcistat, pcicmd);
- endian_def_b4(cc, scc, rpli, rid);
- endian_def_b4(unused0, ht, mlt, cls);
- volatile unsigned long ioba; /* +10 */
- volatile unsigned long mba;
- volatile unsigned long unused1[5];
- endian_def_s2(svid, ssvid);
- volatile unsigned long unused2; /* +30 */
- endian_def_sb2(unused3, unused4, capptr);
- volatile unsigned long unused5;
- endian_def_b4(ml, mg, ip, il);
- volatile unsigned long unused6; /* +40 */
- volatile unsigned long istat;
- volatile unsigned long iim;
- volatile unsigned long rrt;
- volatile unsigned long unused7[3]; /* +50 */
- volatile unsigned long ipbmma;
- volatile unsigned long ipbioma; /* +60 */
- volatile unsigned long ilbmma;
- volatile unsigned long ilbioma;
- volatile unsigned long unused8[9];
- volatile unsigned long tc; /* +90 */
- volatile unsigned long tstat;
- volatile unsigned long tim;
- volatile unsigned long tccmd;
- volatile unsigned long pcirrt; /* +a0 */
- volatile unsigned long pcirrt_cmd;
- volatile unsigned long pcirrdt;
- volatile unsigned long unused9[3];
- volatile unsigned long tlboap;
- volatile unsigned long tlbiap;
- volatile unsigned long tlbmma; /* +c0 */
- volatile unsigned long tlbioma;
- volatile unsigned long sc_msg;
- volatile unsigned long sc_be;
- volatile unsigned long tbl; /* +d0 */
- volatile unsigned long unused10[3];
- volatile unsigned long pwmng; /* +e0 */
- volatile unsigned long pwmngs;
- volatile unsigned long unused11[6];
- volatile unsigned long req_trace; /* +100 */
- volatile unsigned long pbapmc;
- volatile unsigned long pbapms;
- volatile unsigned long pbapmim;
- volatile unsigned long bm; /* +110 */
- volatile unsigned long cpcibrs;
- volatile unsigned long cpcibgs;
- volatile unsigned long pbacs;
- volatile unsigned long iobas; /* +120 */
- volatile unsigned long mbas;
- volatile unsigned long lbc;
- volatile unsigned long lbstat;
- volatile unsigned long lbim; /* +130 */
- volatile unsigned long pcistatim;
- volatile unsigned long ica;
- volatile unsigned long icd;
- volatile unsigned long iiadp; /* +140 */
- volatile unsigned long iscdp;
- volatile unsigned long mmas;
- volatile unsigned long iomas;
- volatile unsigned long ipciaddr; /* +150 */
- volatile unsigned long ipcidata;
- volatile unsigned long ipcibe;
-};
-
-struct tx3927_ccfg_reg {
- volatile unsigned long ccfg;
- volatile unsigned long crir;
- volatile unsigned long pcfg;
- volatile unsigned long tear;
- volatile unsigned long pdcr;
-};
-
-/*
- * SDRAMC
- */
-
-/*
- * ROMC
- */
-
-/*
- * DMA
- */
-/* bits for MCR */
-#define TX3927_DMA_MCR_EIS(ch) (0x10000000<<(ch))
-#define TX3927_DMA_MCR_DIS(ch) (0x01000000<<(ch))
-#define TX3927_DMA_MCR_RSFIF 0x00000080
-#define TX3927_DMA_MCR_FIFUM(ch) (0x00000008<<(ch))
-#define TX3927_DMA_MCR_LE 0x00000004
-#define TX3927_DMA_MCR_RPRT 0x00000002
-#define TX3927_DMA_MCR_MSTEN 0x00000001
-
-/* bits for CCRn */
-#define TX3927_DMA_CCR_DBINH 0x04000000
-#define TX3927_DMA_CCR_SBINH 0x02000000
-#define TX3927_DMA_CCR_CHRST 0x01000000
-#define TX3927_DMA_CCR_RVBYTE 0x00800000
-#define TX3927_DMA_CCR_ACKPOL 0x00400000
-#define TX3927_DMA_CCR_REQPL 0x00200000
-#define TX3927_DMA_CCR_EGREQ 0x00100000
-#define TX3927_DMA_CCR_CHDN 0x00080000
-#define TX3927_DMA_CCR_DNCTL 0x00060000
-#define TX3927_DMA_CCR_EXTRQ 0x00010000
-#define TX3927_DMA_CCR_INTRQD 0x0000e000
-#define TX3927_DMA_CCR_INTENE 0x00001000
-#define TX3927_DMA_CCR_INTENC 0x00000800
-#define TX3927_DMA_CCR_INTENT 0x00000400
-#define TX3927_DMA_CCR_CHNEN 0x00000200
-#define TX3927_DMA_CCR_XFACT 0x00000100
-#define TX3927_DMA_CCR_SNOP 0x00000080
-#define TX3927_DMA_CCR_DSTINC 0x00000040
-#define TX3927_DMA_CCR_SRCINC 0x00000020
-#define TX3927_DMA_CCR_XFSZ(order) (((order) << 2) & 0x0000001c)
-#define TX3927_DMA_CCR_XFSZ_1W TX3927_DMA_CCR_XFSZ(2)
-#define TX3927_DMA_CCR_XFSZ_4W TX3927_DMA_CCR_XFSZ(4)
-#define TX3927_DMA_CCR_XFSZ_8W TX3927_DMA_CCR_XFSZ(5)
-#define TX3927_DMA_CCR_XFSZ_16W TX3927_DMA_CCR_XFSZ(6)
-#define TX3927_DMA_CCR_XFSZ_32W TX3927_DMA_CCR_XFSZ(7)
-#define TX3927_DMA_CCR_MEMIO 0x00000002
-#define TX3927_DMA_CCR_ONEAD 0x00000001
-
-/* bits for CSRn */
-#define TX3927_DMA_CSR_CHNACT 0x00000100
-#define TX3927_DMA_CSR_ABCHC 0x00000080
-#define TX3927_DMA_CSR_NCHNC 0x00000040
-#define TX3927_DMA_CSR_NTRNFC 0x00000020
-#define TX3927_DMA_CSR_EXTDN 0x00000010
-#define TX3927_DMA_CSR_CFERR 0x00000008
-#define TX3927_DMA_CSR_CHERR 0x00000004
-#define TX3927_DMA_CSR_DESERR 0x00000002
-#define TX3927_DMA_CSR_SORERR 0x00000001
-
-/*
- * IRC
- */
-#define TX3927_IR_INT0 0
-#define TX3927_IR_INT1 1
-#define TX3927_IR_INT2 2
-#define TX3927_IR_INT3 3
-#define TX3927_IR_INT4 4
-#define TX3927_IR_INT5 5
-#define TX3927_IR_SIO0 6
-#define TX3927_IR_SIO1 7
-#define TX3927_IR_SIO(ch) (6 + (ch))
-#define TX3927_IR_DMA 8
-#define TX3927_IR_PIO 9
-#define TX3927_IR_PCI 10
-#define TX3927_IR_TMR(ch) (13 + (ch))
-#define TX3927_NUM_IR 16
-
-/*
- * PCIC
- */
-/* bits for PCICMD */
-/* see PCI_COMMAND_XXX in linux/pci.h */
-
-/* bits for PCISTAT */
-/* see PCI_STATUS_XXX in linux/pci.h */
-#define PCI_STATUS_NEW_CAP 0x0010
-
-/* bits for ISTAT/IIM */
-#define TX3927_PCIC_IIM_ALL 0x00001600
-
-/* bits for TC */
-#define TX3927_PCIC_TC_OF16E 0x00000020
-#define TX3927_PCIC_TC_IF8E 0x00000010
-#define TX3927_PCIC_TC_OF8E 0x00000008
-
-/* bits for TSTAT/TIM */
-#define TX3927_PCIC_TIM_ALL 0x0003ffff
-
-/* bits for IOBA/MBA */
-/* see PCI_BASE_ADDRESS_XXX in linux/pci.h */
-
-/* bits for PBAPMC */
-#define TX3927_PCIC_PBAPMC_RPBA 0x00000004
-#define TX3927_PCIC_PBAPMC_PBAEN 0x00000002
-#define TX3927_PCIC_PBAPMC_BMCEN 0x00000001
-
-/* bits for LBSTAT/LBIM */
-#define TX3927_PCIC_LBIM_ALL 0x0000003e
-
-/* bits for PCISTATIM (see also PCI_STATUS_XXX in linux/pci.h */
-#define TX3927_PCIC_PCISTATIM_ALL 0x0000f900
-
-/* bits for LBC */
-#define TX3927_PCIC_LBC_IBSE 0x00004000
-#define TX3927_PCIC_LBC_TIBSE 0x00002000
-#define TX3927_PCIC_LBC_TMFBSE 0x00001000
-#define TX3927_PCIC_LBC_HRST 0x00000800
-#define TX3927_PCIC_LBC_SRST 0x00000400
-#define TX3927_PCIC_LBC_EPCAD 0x00000200
-#define TX3927_PCIC_LBC_MSDSE 0x00000100
-#define TX3927_PCIC_LBC_CRR 0x00000080
-#define TX3927_PCIC_LBC_ILMDE 0x00000040
-#define TX3927_PCIC_LBC_ILIDE 0x00000020
-
-#define TX3927_PCIC_IDSEL_AD_TO_SLOT(ad) ((ad) - 11)
-#define TX3927_PCIC_MAX_DEVNU TX3927_PCIC_IDSEL_AD_TO_SLOT(32)
-
-/*
- * CCFG
- */
-/* CCFG : Chip Configuration */
-#define TX3927_CCFG_TLBOFF 0x00020000
-#define TX3927_CCFG_BEOW 0x00010000
-#define TX3927_CCFG_WR 0x00008000
-#define TX3927_CCFG_TOE 0x00004000
-#define TX3927_CCFG_PCIXARB 0x00002000
-#define TX3927_CCFG_PCI3 0x00001000
-#define TX3927_CCFG_PSNP 0x00000800
-#define TX3927_CCFG_PPRI 0x00000400
-#define TX3927_CCFG_PLLM 0x00000030
-#define TX3927_CCFG_ENDIAN 0x00000004
-#define TX3927_CCFG_HALT 0x00000002
-#define TX3927_CCFG_ACEHOLD 0x00000001
-
-/* PCFG : Pin Configuration */
-#define TX3927_PCFG_SYSCLKEN 0x08000000
-#define TX3927_PCFG_SDRCLKEN_ALL 0x07c00000
-#define TX3927_PCFG_SDRCLKEN(ch) (0x00400000<<(ch))
-#define TX3927_PCFG_PCICLKEN_ALL 0x003c0000
-#define TX3927_PCFG_PCICLKEN(ch) (0x00040000<<(ch))
-#define TX3927_PCFG_SELALL 0x0003ffff
-#define TX3927_PCFG_SELCS 0x00020000
-#define TX3927_PCFG_SELDSF 0x00010000
-#define TX3927_PCFG_SELSIOC_ALL 0x0000c000
-#define TX3927_PCFG_SELSIOC(ch) (0x00004000<<(ch))
-#define TX3927_PCFG_SELSIO_ALL 0x00003000
-#define TX3927_PCFG_SELSIO(ch) (0x00001000<<(ch))
-#define TX3927_PCFG_SELTMR_ALL 0x00000e00
-#define TX3927_PCFG_SELTMR(ch) (0x00000200<<(ch))
-#define TX3927_PCFG_SELDONE 0x00000100
-#define TX3927_PCFG_INTDMA_ALL 0x000000f0
-#define TX3927_PCFG_INTDMA(ch) (0x00000010<<(ch))
-#define TX3927_PCFG_SELDMA_ALL 0x0000000f
-#define TX3927_PCFG_SELDMA(ch) (0x00000001<<(ch))
-
-#define tx3927_sdramcptr ((struct tx3927_sdramc_reg *)TX3927_SDRAMC_REG)
-#define tx3927_romcptr ((struct tx3927_romc_reg *)TX3927_ROMC_REG)
-#define tx3927_dmaptr ((struct tx3927_dma_reg *)TX3927_DMA_REG)
-#define tx3927_pcicptr ((struct tx3927_pcic_reg *)TX3927_PCIC_REG)
-#define tx3927_ccfgptr ((struct tx3927_ccfg_reg *)TX3927_CCFG_REG)
-#define tx3927_sioptr(ch) ((struct txx927_sio_reg *)TX3927_SIO_REG(ch))
-#define tx3927_pioptr ((struct txx9_pio_reg __iomem *)TX3927_PIO_REG)
-
-#define TX3927_REV_PCODE() (tx3927_ccfgptr->crir >> 16)
-#define TX3927_ROMC_BA(ch) (tx3927_romcptr->cr[(ch)] & 0xfff00000)
-#define TX3927_ROMC_SIZE(ch) \
- (0x00100000 << ((tx3927_romcptr->cr[(ch)] >> 8) & 0xf))
-#define TX3927_ROMC_WIDTH(ch) (32 >> ((tx3927_romcptr->cr[(ch)] >> 7) & 0x1))
-
-void tx3927_wdt_init(void);
-void tx3927_setup(void);
-void tx3927_time_init(unsigned int evt_tmrnr, unsigned int src_tmrnr);
-void tx3927_sio_init(unsigned int sclk, unsigned int cts_mask);
-struct pci_controller;
-void tx3927_pcic_setup(struct pci_controller *channel,
- unsigned long sdram_size, int extarb);
-void tx3927_setup_pcierr_irq(void);
-void tx3927_irq_init(void);
-void tx3927_mtd_init(int ch);
-
-#endif /* __ASM_TXX9_TX3927_H */
#endif
#endif
-#ifdef CONFIG_CPU_TX39XX
-#define TXx9_MAX_IR 16
-#else
#define TXx9_MAX_IR 32
-#endif
void txx9_irq_init(unsigned long baseaddr);
int txx9_irq(void);
unsigned int imbusclk);
void txx9_tmr_init(unsigned long baseaddr);
-#ifdef CONFIG_CPU_TX39XX
-#define TXX9_TIMER_BITS 24
-#else
#define TXX9_TIMER_BITS 32
-#endif
#endif /* __ASM_TXX9TMR_H */
#define MODULE_PROC_FAMILY "MIPS64_R6 "
#elif defined CONFIG_CPU_R3000
#define MODULE_PROC_FAMILY "R3000 "
-#elif defined CONFIG_CPU_TX39XX
-#define MODULE_PROC_FAMILY "TX39XX "
#elif defined CONFIG_CPU_VR41XX
#define MODULE_PROC_FAMILY "VR41XX "
#elif defined CONFIG_CPU_R4300
sw-y := r4k_switch.o
sw-$(CONFIG_CPU_R3000) := r2300_switch.o
-sw-$(CONFIG_CPU_TX39XX) := r2300_switch.o
sw-$(CONFIG_CPU_CAVIUM_OCTEON) := octeon_switch.o
obj-y += $(sw-y)
c->tlbsize = 48;
break;
#endif
- case PRID_IMP_TX39:
- c->fpu_msk31 |= FPU_CSR_CONDX | FPU_CSR_FS;
- c->options = MIPS_CPU_TLB | MIPS_CPU_TX39_CACHE;
-
- if ((c->processor_id & 0xf0) == (PRID_REV_TX3927 & 0xf0)) {
- c->cputype = CPU_TX3927;
- __cpu_name[cpu] = "TX3927";
- c->tlbsize = 64;
- } else {
- switch (c->processor_id & PRID_REV_MASK) {
- case PRID_REV_TX3912:
- c->cputype = CPU_TX3912;
- __cpu_name[cpu] = "TX3912";
- c->tlbsize = 32;
- break;
- case PRID_REV_TX3922:
- c->cputype = CPU_TX3922;
- __cpu_name[cpu] = "TX3922";
- c->tlbsize = 64;
- break;
- }
- }
- break;
case PRID_IMP_R4700:
c->cputype = CPU_R4700;
__cpu_name[cpu] = "R4700";
c->options |= MIPS_CPU_FPU;
c->tlbsize = 64;
break;
- case PRID_COMP_LEGACY | PRID_IMP_TX39:
- c->options = MIPS_CPU_TLB | MIPS_CPU_TX39_CACHE;
-
- if ((c->processor_id & 0xf0) == (PRID_REV_TX3927 & 0xf0)) {
- c->cputype = CPU_TX3927;
- __cpu_name[cpu] = "TX3927";
- c->tlbsize = 64;
- } else {
- switch (c->processor_id & PRID_REV_MASK) {
- case PRID_REV_TX3912:
- c->cputype = CPU_TX3912;
- __cpu_name[cpu] = "TX3912";
- c->tlbsize = 32;
- break;
- case PRID_REV_TX3922:
- c->cputype = CPU_TX3922;
- __cpu_name[cpu] = "TX3922";
- c->tlbsize = 64;
- break;
- }
- }
- break;
}
BUG_ON(!__cpu_name[cpu]);
SAVE_AT
SAVE_TEMP
LONG_L v0, PT_STATUS(sp)
-#if defined(CONFIG_CPU_R3000) || defined(CONFIG_CPU_TX39XX)
+#if defined(CONFIG_CPU_R3000)
and v0, ST0_IEP
#else
and v0, ST0_IE
.set push
.set noat
mfc0 k0, CP0_STATUS
-#if defined(CONFIG_CPU_R3000) || defined(CONFIG_CPU_TX39XX)
+#if defined(CONFIG_CPU_R3000)
and k0, ST0_IEP
bnez k0, 1f
get_saved_sp /* k1 := current_thread_info */
.set noreorder
MFC0 k0, CP0_EPC
-#if defined(CONFIG_CPU_R3000) || defined(CONFIG_CPU_TX39XX)
+#if defined(CONFIG_CPU_R3000)
ori k1, _THREAD_MASK
xori k1, _THREAD_MASK
LONG_L v1, TI_TP_VALUE(k1)
raw_local_irq_enable();
}
-static void __cpuidle r39xx_wait(void)
-{
- if (!need_resched())
- write_c0_conf(read_c0_conf() | TX39_CONF_HALT);
- raw_local_irq_enable();
-}
-
void __cpuidle r4k_wait(void)
{
raw_local_irq_enable();
case CPU_R3081E:
cpu_wait = r3081_wait;
break;
- case CPU_TX3927:
- cpu_wait = r39xx_wait;
- break;
case CPU_R4200:
/* case CPU_R4300: */
case CPU_R4600:
__raw_writel((__raw_readl(ilrp) & ~(0xff << ofs))
| (txx9irq[irq_nr].level << ofs),
ilrp);
-#ifdef CONFIG_CPU_TX39XX
- /* update IRCSR */
- __raw_writel(0, &txx9_ircptr->imr);
- __raw_writel(irc_elevel, &txx9_ircptr->imr);
-#endif
}
static inline void txx9_irq_mask(struct irq_data *d)
__raw_writel((__raw_readl(ilrp) & ~(0xff << ofs))
| (irc_dlevel << ofs),
ilrp);
-#ifdef CONFIG_CPU_TX39XX
- /* update IRCSR */
- __raw_writel(0, &txx9_ircptr->imr);
- __raw_writel(irc_elevel, &txx9_ircptr->imr);
- /* flush write buffer */
- __raw_readl(&txx9_ircptr->ssr);
-#else
mmiowb();
-#endif
}
static void txx9_irq_mask_ack(struct irq_data *d)
seq_puts(m, " 3k_cache");
if (cpu_has_4k_cache)
seq_puts(m, " 4k_cache");
- if (cpu_has_tx39_cache)
- seq_puts(m, " tx39_cache");
if (cpu_has_octeon_cache)
seq_puts(m, " octeon_cache");
if (raw_cpu_has_fpu)
p->thread.reg17 = kthread_arg;
p->thread.reg29 = childksp;
p->thread.reg31 = (unsigned long) ret_from_kernel_thread;
-#if defined(CONFIG_CPU_R3000) || defined(CONFIG_CPU_TX39XX)
+#if defined(CONFIG_CPU_R3000)
status = (status & ~(ST0_KUP | ST0_IEP | ST0_IEC)) |
((status & (ST0_KUC | ST0_IEC)) << 2);
#else
obj-$(CONFIG_CPU_GENERIC_DUMP_TLB) += dump_tlb.o
obj-$(CONFIG_CPU_R3000) += r3k_dump_tlb.o
-obj-$(CONFIG_CPU_TX39XX) += r3k_dump_tlb.o
# libgcc-style stuff needed in the kernel
obj-y += bswapsi.o bswapdi.o multi3.o
#include <asm/page.h>
#include <asm/tlbdebug.h>
-extern int r3k_have_wired_reg;
-
void dump_tlb_regs(void)
{
pr_info("Index : %0x\n", read_c0_index());
pr_info("EntryHi : %0lx\n", read_c0_entryhi());
pr_info("EntryLo : %0lx\n", read_c0_entrylo0());
- if (r3k_have_wired_reg)
- pr_info("Wired : %0x\n", read_c0_wired());
}
static void dump_tlb(int first, int last)
obj-$(CONFIG_CPU_R4K_CACHE_TLB) += c-r4k.o cex-gen.o tlb-r4k.o
obj-$(CONFIG_CPU_R3000) += c-r3k.o
obj-$(CONFIG_CPU_SB1) += c-r4k.o cerr-sb1.o cex-sb1.o tlb-r4k.o
-obj-$(CONFIG_CPU_TX39XX) += c-tx39.o
obj-$(CONFIG_CPU_CAVIUM_OCTEON) += c-octeon.o cex-oct.o tlb-r4k.o
obj-$(CONFIG_IP22_CPU_SCACHE) += sc-ip22.o
+++ /dev/null
-// SPDX-License-Identifier: GPL-2.0
-/*
- * r2300.c: R2000 and R3000 specific mmu/cache code.
- *
- * Copyright (C) 1996 David S. Miller (davem@davemloft.net)
- *
- * with a lot of changes to make this thing work for R3000s
- * Tx39XX R4k style caches added. HK
- * Copyright (C) 1998, 1999, 2000 Harald Koerfgen
- * Copyright (C) 1998 Gleb Raiko & Vladimir Roganov
- */
-#include <linux/init.h>
-#include <linux/kernel.h>
-#include <linux/sched.h>
-#include <linux/smp.h>
-#include <linux/mm.h>
-
-#include <asm/cacheops.h>
-#include <asm/page.h>
-#include <asm/mmu_context.h>
-#include <asm/isadep.h>
-#include <asm/io.h>
-#include <asm/bootinfo.h>
-#include <asm/cpu.h>
-
-/* For R3000 cores with R4000 style caches */
-static unsigned long icache_size, dcache_size; /* Size in bytes */
-
-#include <asm/r4kcache.h>
-
-/* This sequence is required to ensure icache is disabled immediately */
-#define TX39_STOP_STREAMING() \
-__asm__ __volatile__( \
- ".set push\n\t" \
- ".set noreorder\n\t" \
- "b 1f\n\t" \
- "nop\n\t" \
- "1:\n\t" \
- ".set pop" \
- )
-
-/* TX39H-style cache flush routines. */
-static void tx39h_flush_icache_all(void)
-{
- unsigned long flags, config;
-
- /* disable icache (set ICE#) */
- local_irq_save(flags);
- config = read_c0_conf();
- write_c0_conf(config & ~TX39_CONF_ICE);
- TX39_STOP_STREAMING();
- blast_icache16();
- write_c0_conf(config);
- local_irq_restore(flags);
-}
-
-static void tx39h_dma_cache_wback_inv(unsigned long addr, unsigned long size)
-{
- /* Catch bad driver code */
- BUG_ON(size == 0);
-
- iob();
- blast_inv_dcache_range(addr, addr + size);
-}
-
-
-/* TX39H2,TX39H3 */
-static inline void tx39_blast_dcache_page(unsigned long addr)
-{
- if (current_cpu_type() != CPU_TX3912)
- blast_dcache16_page(addr);
-}
-
-static inline void tx39_blast_dcache_page_indexed(unsigned long addr)
-{
- blast_dcache16_page_indexed(addr);
-}
-
-static inline void tx39_blast_dcache(void)
-{
- blast_dcache16();
-}
-
-static inline void tx39_blast_icache_page(unsigned long addr)
-{
- unsigned long flags, config;
- /* disable icache (set ICE#) */
- local_irq_save(flags);
- config = read_c0_conf();
- write_c0_conf(config & ~TX39_CONF_ICE);
- TX39_STOP_STREAMING();
- blast_icache16_page(addr);
- write_c0_conf(config);
- local_irq_restore(flags);
-}
-
-static inline void tx39_blast_icache_page_indexed(unsigned long addr)
-{
- unsigned long flags, config;
- /* disable icache (set ICE#) */
- local_irq_save(flags);
- config = read_c0_conf();
- write_c0_conf(config & ~TX39_CONF_ICE);
- TX39_STOP_STREAMING();
- blast_icache16_page_indexed(addr);
- write_c0_conf(config);
- local_irq_restore(flags);
-}
-
-static inline void tx39_blast_icache(void)
-{
- unsigned long flags, config;
- /* disable icache (set ICE#) */
- local_irq_save(flags);
- config = read_c0_conf();
- write_c0_conf(config & ~TX39_CONF_ICE);
- TX39_STOP_STREAMING();
- blast_icache16();
- write_c0_conf(config);
- local_irq_restore(flags);
-}
-
-static void tx39__flush_cache_vmap(void)
-{
- tx39_blast_dcache();
-}
-
-static void tx39__flush_cache_vunmap(void)
-{
- tx39_blast_dcache();
-}
-
-static inline void tx39_flush_cache_all(void)
-{
- if (!cpu_has_dc_aliases)
- return;
-
- tx39_blast_dcache();
-}
-
-static inline void tx39___flush_cache_all(void)
-{
- tx39_blast_dcache();
- tx39_blast_icache();
-}
-
-static void tx39_flush_cache_mm(struct mm_struct *mm)
-{
- if (!cpu_has_dc_aliases)
- return;
-
- if (cpu_context(smp_processor_id(), mm) != 0)
- tx39_blast_dcache();
-}
-
-static void tx39_flush_cache_range(struct vm_area_struct *vma,
- unsigned long start, unsigned long end)
-{
- if (!cpu_has_dc_aliases)
- return;
- if (!(cpu_context(smp_processor_id(), vma->vm_mm)))
- return;
-
- tx39_blast_dcache();
-}
-
-static void tx39_flush_cache_page(struct vm_area_struct *vma, unsigned long page, unsigned long pfn)
-{
- int exec = vma->vm_flags & VM_EXEC;
- struct mm_struct *mm = vma->vm_mm;
- pmd_t *pmdp;
- pte_t *ptep;
-
- /*
- * If ownes no valid ASID yet, cannot possibly have gotten
- * this page into the cache.
- */
- if (cpu_context(smp_processor_id(), mm) == 0)
- return;
-
- page &= PAGE_MASK;
- pmdp = pmd_off(mm, page);
- ptep = pte_offset_kernel(pmdp, page);
-
- /*
- * If the page isn't marked valid, the page cannot possibly be
- * in the cache.
- */
- if (!(pte_val(*ptep) & _PAGE_PRESENT))
- return;
-
- /*
- * Doing flushes for another ASID than the current one is
- * too difficult since stupid R4k caches do a TLB translation
- * for every cache flush operation. So we do indexed flushes
- * in that case, which doesn't overly flush the cache too much.
- */
- if ((mm == current->active_mm) && (pte_val(*ptep) & _PAGE_VALID)) {
- if (cpu_has_dc_aliases || exec)
- tx39_blast_dcache_page(page);
- if (exec)
- tx39_blast_icache_page(page);
-
- return;
- }
-
- /*
- * Do indexed flush, too much work to get the (possible) TLB refills
- * to work correctly.
- */
- if (cpu_has_dc_aliases || exec)
- tx39_blast_dcache_page_indexed(page);
- if (exec)
- tx39_blast_icache_page_indexed(page);
-}
-
-static void local_tx39_flush_data_cache_page(void * addr)
-{
- tx39_blast_dcache_page((unsigned long)addr);
-}
-
-static void tx39_flush_data_cache_page(unsigned long addr)
-{
- tx39_blast_dcache_page(addr);
-}
-
-static void tx39_flush_icache_range(unsigned long start, unsigned long end)
-{
- if (end - start > dcache_size)
- tx39_blast_dcache();
- else
- protected_blast_dcache_range(start, end);
-
- if (end - start > icache_size)
- tx39_blast_icache();
- else {
- unsigned long flags, config;
- /* disable icache (set ICE#) */
- local_irq_save(flags);
- config = read_c0_conf();
- write_c0_conf(config & ~TX39_CONF_ICE);
- TX39_STOP_STREAMING();
- protected_blast_icache_range(start, end);
- write_c0_conf(config);
- local_irq_restore(flags);
- }
-}
-
-static void tx39_flush_kernel_vmap_range(unsigned long vaddr, int size)
-{
- BUG();
-}
-
-static void tx39_dma_cache_wback_inv(unsigned long addr, unsigned long size)
-{
- unsigned long end;
-
- if (((size | addr) & (PAGE_SIZE - 1)) == 0) {
- end = addr + size;
- do {
- tx39_blast_dcache_page(addr);
- addr += PAGE_SIZE;
- } while(addr != end);
- } else if (size > dcache_size) {
- tx39_blast_dcache();
- } else {
- blast_dcache_range(addr, addr + size);
- }
-}
-
-static void tx39_dma_cache_inv(unsigned long addr, unsigned long size)
-{
- unsigned long end;
-
- if (((size | addr) & (PAGE_SIZE - 1)) == 0) {
- end = addr + size;
- do {
- tx39_blast_dcache_page(addr);
- addr += PAGE_SIZE;
- } while(addr != end);
- } else if (size > dcache_size) {
- tx39_blast_dcache();
- } else {
- blast_inv_dcache_range(addr, addr + size);
- }
-}
-
-static __init void tx39_probe_cache(void)
-{
- unsigned long config;
-
- config = read_c0_conf();
-
- icache_size = 1 << (10 + ((config & TX39_CONF_ICS_MASK) >>
- TX39_CONF_ICS_SHIFT));
- dcache_size = 1 << (10 + ((config & TX39_CONF_DCS_MASK) >>
- TX39_CONF_DCS_SHIFT));
-
- current_cpu_data.icache.linesz = 16;
- switch (current_cpu_type()) {
- case CPU_TX3912:
- current_cpu_data.icache.ways = 1;
- current_cpu_data.dcache.ways = 1;
- current_cpu_data.dcache.linesz = 4;
- break;
-
- case CPU_TX3927:
- current_cpu_data.icache.ways = 2;
- current_cpu_data.dcache.ways = 2;
- current_cpu_data.dcache.linesz = 16;
- break;
-
- case CPU_TX3922:
- default:
- current_cpu_data.icache.ways = 1;
- current_cpu_data.dcache.ways = 1;
- current_cpu_data.dcache.linesz = 16;
- break;
- }
-}
-
-void tx39_cache_init(void)
-{
- extern void build_clear_page(void);
- extern void build_copy_page(void);
- unsigned long config;
-
- config = read_c0_conf();
- config &= ~TX39_CONF_WBON;
- write_c0_conf(config);
-
- tx39_probe_cache();
-
- switch (current_cpu_type()) {
- case CPU_TX3912:
- /* TX39/H core (writethru direct-map cache) */
- __flush_cache_vmap = tx39__flush_cache_vmap;
- __flush_cache_vunmap = tx39__flush_cache_vunmap;
- flush_cache_all = tx39h_flush_icache_all;
- __flush_cache_all = tx39h_flush_icache_all;
- flush_cache_mm = (void *) tx39h_flush_icache_all;
- flush_cache_range = (void *) tx39h_flush_icache_all;
- flush_cache_page = (void *) tx39h_flush_icache_all;
- flush_icache_range = (void *) tx39h_flush_icache_all;
- local_flush_icache_range = (void *) tx39h_flush_icache_all;
-
- local_flush_data_cache_page = (void *) tx39h_flush_icache_all;
- flush_data_cache_page = (void *) tx39h_flush_icache_all;
-
- _dma_cache_wback_inv = tx39h_dma_cache_wback_inv;
-
- shm_align_mask = PAGE_SIZE - 1;
-
- break;
-
- case CPU_TX3922:
- case CPU_TX3927:
- default:
- /* TX39/H2,H3 core (writeback 2way-set-associative cache) */
- /* board-dependent init code may set WBON */
-
- __flush_cache_vmap = tx39__flush_cache_vmap;
- __flush_cache_vunmap = tx39__flush_cache_vunmap;
-
- flush_cache_all = tx39_flush_cache_all;
- __flush_cache_all = tx39___flush_cache_all;
- flush_cache_mm = tx39_flush_cache_mm;
- flush_cache_range = tx39_flush_cache_range;
- flush_cache_page = tx39_flush_cache_page;
- flush_icache_range = tx39_flush_icache_range;
- local_flush_icache_range = tx39_flush_icache_range;
-
- __flush_kernel_vmap_range = tx39_flush_kernel_vmap_range;
-
- local_flush_data_cache_page = local_tx39_flush_data_cache_page;
- flush_data_cache_page = tx39_flush_data_cache_page;
-
- _dma_cache_wback_inv = tx39_dma_cache_wback_inv;
- _dma_cache_wback = tx39_dma_cache_wback_inv;
- _dma_cache_inv = tx39_dma_cache_inv;
-
- shm_align_mask = max_t(unsigned long,
- (dcache_size / current_cpu_data.dcache.ways) - 1,
- PAGE_SIZE - 1);
-
- break;
- }
-
- __flush_icache_user_range = flush_icache_range;
- __local_flush_icache_user_range = local_flush_icache_range;
-
- current_cpu_data.icache.waysize = icache_size / current_cpu_data.icache.ways;
- current_cpu_data.dcache.waysize = dcache_size / current_cpu_data.dcache.ways;
-
- current_cpu_data.icache.sets =
- current_cpu_data.icache.waysize / current_cpu_data.icache.linesz;
- current_cpu_data.dcache.sets =
- current_cpu_data.dcache.waysize / current_cpu_data.dcache.linesz;
-
- if (current_cpu_data.dcache.waysize > PAGE_SIZE)
- current_cpu_data.dcache.flags |= MIPS_CACHE_ALIASES;
-
- current_cpu_data.icache.waybit = 0;
- current_cpu_data.dcache.waybit = 0;
-
- pr_info("Primary instruction cache %ldkB, linesize %d bytes\n",
- icache_size >> 10, current_cpu_data.icache.linesz);
- pr_info("Primary data cache %ldkB, linesize %d bytes\n",
- dcache_size >> 10, current_cpu_data.dcache.linesz);
-
- build_clear_page();
- build_copy_page();
- tx39h_flush_icache_all();
-}
r4k_cache_init();
}
- if (cpu_has_tx39_cache) {
- extern void __weak tx39_cache_init(void);
-
- tx39_cache_init();
- }
if (cpu_has_octeon_cache) {
extern void __weak octeon_cache_init(void);
"nop\n\t" \
".set pop\n\t")
-int r3k_have_wired_reg; /* Should be in cpu_data? */
-
/* TLB operations. */
static void local_flush_tlb_from(int entry)
{
printk("[tlball]");
#endif
local_irq_save(flags);
- local_flush_tlb_from(r3k_have_wired_reg ? read_c0_wired() : 8);
+ local_flush_tlb_from(8);
local_irq_restore(flags);
}
unsigned long old_ctx;
static unsigned long wired = 0;
- if (r3k_have_wired_reg) { /* TX39XX */
- unsigned long old_pagemask;
- unsigned long w;
-
-#ifdef DEBUG_TLB
- printk("[tlbwired<entry lo0 %8x, hi %8x\n, pagemask %8x>]\n",
- entrylo0, entryhi, pagemask);
-#endif
-
- local_irq_save(flags);
- /* Save old context and create impossible VPN2 value */
- old_ctx = read_c0_entryhi() & asid_mask;
- old_pagemask = read_c0_pagemask();
- w = read_c0_wired();
- write_c0_wired(w + 1);
- write_c0_index(w << 8);
- write_c0_pagemask(pagemask);
- write_c0_entryhi(entryhi);
- write_c0_entrylo0(entrylo0);
- BARRIER;
- tlb_write_indexed();
-
- write_c0_entryhi(old_ctx);
- write_c0_pagemask(old_pagemask);
- local_flush_tlb_all();
- local_irq_restore(flags);
-
- } else if (wired < 8) {
+ if (wired < 8) {
#ifdef DEBUG_TLB
printk("[tlbwired<entry lo0 %8x, hi %8x\n>]\n",
entrylo0, entryhi);
void tlb_init(void)
{
- switch (current_cpu_type()) {
- case CPU_TX3922:
- case CPU_TX3927:
- r3k_have_wired_reg = 1;
- write_c0_wired(0); /* Set to 8 on reset... */
- break;
- }
local_flush_tlb_from(0);
build_tlb_refill_handler();
}
obj-$(CONFIG_MIPS_BONITO64) += ops-bonito64.o
obj-$(CONFIG_PCI_GT64XXX_PCI0) += ops-gt64xxx_pci0.o
obj-$(CONFIG_MIPS_MSC) += ops-msc.o
-obj-$(CONFIG_SOC_TX3927) += ops-tx3927.o
obj-$(CONFIG_PCI_VR41XX) += ops-vr41xx.o pci-vr41xx.o
obj-$(CONFIG_PCI_TX4927) += ops-tx4927.o
obj-$(CONFIG_BCM47XX) += pci-bcm47xx.o
obj-$(CONFIG_TANBAC_TB0219) += fixup-tb0219.o
obj-$(CONFIG_TANBAC_TB0226) += fixup-tb0226.o
obj-$(CONFIG_TANBAC_TB0287) += fixup-tb0287.o
-obj-$(CONFIG_TOSHIBA_JMR3927) += fixup-jmr3927.o
obj-$(CONFIG_SOC_TX4927) += pci-tx4927.o
obj-$(CONFIG_SOC_TX4938) += pci-tx4938.o
obj-$(CONFIG_TOSHIBA_RBTX4927) += fixup-rbtx4927.o
+++ /dev/null
-/*
- *
- * BRIEF MODULE DESCRIPTION
- * Board specific pci fixups.
- *
- * Copyright 2001 MontaVista Software Inc.
- * Author: MontaVista Software, Inc.
- * ppopov@mvista.com or source@mvista.com
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License as published by the
- * Free Software Foundation; either version 2 of the License, or (at your
- * option) any later version.
- *
- * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
- * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
- * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
- * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
- * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
- * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
- * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
- * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, write to the Free Software Foundation, Inc.,
- * 675 Mass Ave, Cambridge, MA 02139, USA.
- */
-#include <linux/types.h>
-#include <asm/txx9/pci.h>
-#include <asm/txx9/jmr3927.h>
-
-int jmr3927_pci_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
-{
- unsigned char irq = pin;
-
- /* IRQ rotation (PICMG) */
- irq--; /* 0-3 */
- if (slot == TX3927_PCIC_IDSEL_AD_TO_SLOT(23)) {
- /* PCI CardSlot (IDSEL=A23, DevNu=12) */
- /* PCIA => PCIC (IDSEL=A23) */
- /* NOTE: JMR3927 JP1 must be set to OPEN */
- irq = (irq + 2) % 4;
- } else if (slot == TX3927_PCIC_IDSEL_AD_TO_SLOT(22)) {
- /* PCI CardSlot (IDSEL=A22, DevNu=11) */
- /* PCIA => PCIA (IDSEL=A22) */
- /* NOTE: JMR3927 JP1 must be set to OPEN */
- irq = (irq + 0) % 4;
- } else {
- /* PCI Backplane */
- if (txx9_pci_option & TXX9_PCI_OPT_PICMG)
- irq = (irq + 33 - slot) % 4;
- else
- irq = (irq + 3 + slot) % 4;
- }
- irq++; /* 1-4 */
-
- switch (irq) {
- case 1:
- irq = JMR3927_IRQ_IOC_PCIA;
- break;
- case 2:
- irq = JMR3927_IRQ_IOC_PCIB;
- break;
- case 3:
- irq = JMR3927_IRQ_IOC_PCIC;
- break;
- case 4:
- irq = JMR3927_IRQ_IOC_PCID;
- break;
- }
-
- /* Check OnBoard Ethernet (IDSEL=A24, DevNu=13) */
- if (dev->bus->parent == NULL &&
- slot == TX3927_PCIC_IDSEL_AD_TO_SLOT(24))
- irq = JMR3927_IRQ_ETHER0;
- return irq;
-}
+++ /dev/null
-/*
- * Copyright 2001 MontaVista Software Inc.
- * Author: MontaVista Software, Inc.
- * ahennessy@mvista.com
- *
- * Copyright (C) 2000-2001 Toshiba Corporation
- * Copyright (C) 2004 by Ralf Baechle (ralf@linux-mips.org)
- *
- * Based on arch/mips/ddb5xxx/ddb5477/pci_ops.c
- *
- * Define the pci_ops for TX3927.
- *
- * Much of the code is derived from the original DDB5074 port by
- * Geert Uytterhoeven <geert@linux-m68k.org>
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License as published by the
- * Free Software Foundation; either version 2 of the License, or (at your
- * option) any later version.
- *
- * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
- * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
- * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
- * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
- * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
- * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
- * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
- * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, write to the Free Software Foundation, Inc.,
- * 675 Mass Ave, Cambridge, MA 02139, USA.
- */
-#include <linux/types.h>
-#include <linux/pci.h>
-#include <linux/kernel.h>
-#include <linux/init.h>
-#include <linux/interrupt.h>
-#include <linux/irq.h>
-
-#include <asm/addrspace.h>
-#include <asm/txx9irq.h>
-#include <asm/txx9/pci.h>
-#include <asm/txx9/tx3927.h>
-
-static int mkaddr(struct pci_bus *bus, unsigned char devfn, unsigned char where)
-{
- if (bus->parent == NULL &&
- devfn >= PCI_DEVFN(TX3927_PCIC_MAX_DEVNU, 0))
- return -1;
- tx3927_pcicptr->ica =
- ((bus->number & 0xff) << 0x10) |
- ((devfn & 0xff) << 0x08) |
- (where & 0xfc) | (bus->parent ? 1 : 0);
-
- /* clear M_ABORT and Disable M_ABORT Int. */
- tx3927_pcicptr->pcistat |= PCI_STATUS_REC_MASTER_ABORT;
- tx3927_pcicptr->pcistatim &= ~PCI_STATUS_REC_MASTER_ABORT;
- return 0;
-}
-
-static inline int check_abort(void)
-{
- if (tx3927_pcicptr->pcistat & PCI_STATUS_REC_MASTER_ABORT) {
- tx3927_pcicptr->pcistat |= PCI_STATUS_REC_MASTER_ABORT;
- tx3927_pcicptr->pcistatim |= PCI_STATUS_REC_MASTER_ABORT;
- /* flush write buffer */
- iob();
- return PCIBIOS_DEVICE_NOT_FOUND;
- }
- return PCIBIOS_SUCCESSFUL;
-}
-
-static int tx3927_pci_read_config(struct pci_bus *bus, unsigned int devfn,
- int where, int size, u32 * val)
-{
- if (mkaddr(bus, devfn, where)) {
- *val = 0xffffffff;
- return PCIBIOS_DEVICE_NOT_FOUND;
- }
-
- switch (size) {
- case 1:
- *val = *(volatile u8 *) ((unsigned long) & tx3927_pcicptr->icd | (where & 3));
- break;
-
- case 2:
- *val = le16_to_cpu(*(volatile u16 *) ((unsigned long) & tx3927_pcicptr->icd | (where & 3)));
- break;
-
- case 4:
- *val = le32_to_cpu(tx3927_pcicptr->icd);
- break;
- }
-
- return check_abort();
-}
-
-static int tx3927_pci_write_config(struct pci_bus *bus, unsigned int devfn,
- int where, int size, u32 val)
-{
- if (mkaddr(bus, devfn, where))
- return PCIBIOS_DEVICE_NOT_FOUND;
-
- switch (size) {
- case 1:
- *(volatile u8 *) ((unsigned long) & tx3927_pcicptr->icd | (where & 3)) = val;
- break;
-
- case 2:
- *(volatile u16 *) ((unsigned long) & tx3927_pcicptr->icd | (where & 2)) =
- cpu_to_le16(val);
- break;
-
- case 4:
- tx3927_pcicptr->icd = cpu_to_le32(val);
- }
-
- return check_abort();
-}
-
-static struct pci_ops tx3927_pci_ops = {
- .read = tx3927_pci_read_config,
- .write = tx3927_pci_write_config,
-};
-
-void __init tx3927_pcic_setup(struct pci_controller *channel,
- unsigned long sdram_size, int extarb)
-{
- unsigned long flags;
- unsigned long io_base =
- channel->io_resource->start + mips_io_port_base - IO_BASE;
- unsigned long io_size =
- channel->io_resource->end - channel->io_resource->start;
- unsigned long io_pciaddr =
- channel->io_resource->start - channel->io_offset;
- unsigned long mem_base =
- channel->mem_resource->start;
- unsigned long mem_size =
- channel->mem_resource->end - channel->mem_resource->start;
- unsigned long mem_pciaddr =
- channel->mem_resource->start - channel->mem_offset;
-
- printk(KERN_INFO "TX3927 PCIC -- DID:%04x VID:%04x RID:%02x Arbiter:%s",
- tx3927_pcicptr->did, tx3927_pcicptr->vid,
- tx3927_pcicptr->rid,
- extarb ? "External" : "Internal");
- channel->pci_ops = &tx3927_pci_ops;
-
- local_irq_save(flags);
- /* Disable External PCI Config. Access */
- tx3927_pcicptr->lbc = TX3927_PCIC_LBC_EPCAD;
-#ifdef __BIG_ENDIAN
- tx3927_pcicptr->lbc |= TX3927_PCIC_LBC_IBSE |
- TX3927_PCIC_LBC_TIBSE |
- TX3927_PCIC_LBC_TMFBSE | TX3927_PCIC_LBC_MSDSE;
-#endif
- /* LB->PCI mappings */
- tx3927_pcicptr->iomas = ~(io_size - 1);
- tx3927_pcicptr->ilbioma = io_base;
- tx3927_pcicptr->ipbioma = io_pciaddr;
- tx3927_pcicptr->mmas = ~(mem_size - 1);
- tx3927_pcicptr->ilbmma = mem_base;
- tx3927_pcicptr->ipbmma = mem_pciaddr;
- /* PCI->LB mappings */
- tx3927_pcicptr->iobas = 0xffffffff;
- tx3927_pcicptr->ioba = 0;
- tx3927_pcicptr->tlbioma = 0;
- tx3927_pcicptr->mbas = ~(sdram_size - 1);
- tx3927_pcicptr->mba = 0;
- tx3927_pcicptr->tlbmma = 0;
- /* Enable Direct mapping Address Space Decoder */
- tx3927_pcicptr->lbc |= TX3927_PCIC_LBC_ILMDE | TX3927_PCIC_LBC_ILIDE;
-
- /* Clear All Local Bus Status */
- tx3927_pcicptr->lbstat = TX3927_PCIC_LBIM_ALL;
- /* Enable All Local Bus Interrupts */
- tx3927_pcicptr->lbim = TX3927_PCIC_LBIM_ALL;
- /* Clear All PCI Status Error */
- tx3927_pcicptr->pcistat = TX3927_PCIC_PCISTATIM_ALL;
- /* Enable All PCI Status Error Interrupts */
- tx3927_pcicptr->pcistatim = TX3927_PCIC_PCISTATIM_ALL;
-
- /* PCIC Int => IRC IRQ10 */
- tx3927_pcicptr->il = TX3927_IR_PCI;
- /* Target Control (per errata) */
- tx3927_pcicptr->tc = TX3927_PCIC_TC_OF8E | TX3927_PCIC_TC_IF8E;
-
- /* Enable Bus Arbiter */
- if (!extarb)
- tx3927_pcicptr->pbapmc = TX3927_PCIC_PBAPMC_PBAEN;
-
- tx3927_pcicptr->pcicmd = PCI_COMMAND_MASTER |
- PCI_COMMAND_MEMORY |
- PCI_COMMAND_IO |
- PCI_COMMAND_PARITY | PCI_COMMAND_SERR;
- local_irq_restore(flags);
-}
-
-static irqreturn_t tx3927_pcierr_interrupt(int irq, void *dev_id)
-{
- struct pt_regs *regs = get_irq_regs();
-
- if (txx9_pci_err_action != TXX9_PCI_ERR_IGNORE) {
- printk(KERN_WARNING "PCI error interrupt at 0x%08lx.\n",
- regs->cp0_epc);
- printk(KERN_WARNING "pcistat:%02x, lbstat:%04lx\n",
- tx3927_pcicptr->pcistat, tx3927_pcicptr->lbstat);
- }
- if (txx9_pci_err_action != TXX9_PCI_ERR_PANIC) {
- /* clear all pci errors */
- tx3927_pcicptr->pcistat |= TX3927_PCIC_PCISTATIM_ALL;
- tx3927_pcicptr->istat = TX3927_PCIC_IIM_ALL;
- tx3927_pcicptr->tstat = TX3927_PCIC_TIM_ALL;
- tx3927_pcicptr->lbstat = TX3927_PCIC_LBIM_ALL;
- return IRQ_HANDLED;
- }
- console_verbose();
- panic("PCI error.");
-}
-
-void __init tx3927_setup_pcierr_irq(void)
-{
- if (request_irq(TXX9_IRQ_BASE + TX3927_IR_PCI,
- tx3927_pcierr_interrupt,
- 0, "PCI error",
- (void *)TX3927_PCIC_REG))
- printk(KERN_WARNING "Failed to request irq for PCIERR\n");
-}
# SPDX-License-Identifier: GPL-2.0
-config MACH_TX39XX
- bool
- select MACH_TXX9
- select SYS_HAS_CPU_TX39XX
-
config MACH_TX49XX
bool
select BOOT_ELF32
select SYS_SUPPORTS_BIG_ENDIAN
select COMMON_CLK
-config TOSHIBA_JMR3927
- bool "Toshiba JMR-TX3927 board"
- depends on MACH_TX39XX
- select SOC_TX3927
-
config TOSHIBA_RBTX4927
bool "Toshiba RBTX49[23]7 board"
depends on MACH_TX49XX
This Toshiba board is based on the TX4927 processor. Say Y here to
support this machine type
-config SOC_TX3927
- bool
- select CEVT_TXX9
- imply HAS_TXX9_SERIAL
- select HAVE_PCI
- select IRQ_TXX9
- select GPIO_TXX9
-
config SOC_TX4927
bool
select CEVT_TXX9
#
# Common TXx9
#
-obj-$(CONFIG_MACH_TX39XX) += generic/
obj-$(CONFIG_MACH_TX49XX) += generic/
#
-# Toshiba JMR-TX3927 board
-#
-obj-$(CONFIG_TOSHIBA_JMR3927) += jmr3927/
-
-#
# Toshiba RBTX49XX boards
#
obj-$(CONFIG_TOSHIBA_RBTX4927) += rbtx4927/
-cflags-$(CONFIG_MACH_TX39XX) += \
- -I$(srctree)/arch/mips/include/asm/mach-tx39xx
cflags-$(CONFIG_MACH_TX49XX) += \
-I$(srctree)/arch/mips/include/asm/mach-tx49xx
-load-$(CONFIG_MACH_TX39XX) += 0xffffffff80050000
load-$(CONFIG_MACH_TX49XX) += 0xffffffff80100000
obj-y += setup.o
obj-$(CONFIG_PCI) += pci.o
-obj-$(CONFIG_SOC_TX3927) += setup_tx3927.o irq_tx3927.o
obj-$(CONFIG_SOC_TX4927) += mem_tx4927.o setup_tx4927.o irq_tx4927.o
obj-$(CONFIG_SOC_TX4938) += mem_tx4927.o setup_tx4938.o irq_tx4938.o
obj-$(CONFIG_TOSHIBA_FPCIB0) += smsc_fdc37m81x.o
+++ /dev/null
-/*
- * Common tx3927 irq handler
- *
- * This file is subject to the terms and conditions of the GNU General Public
- * License. See the file "COPYING" in the main directory of this archive
- * for more details.
- *
- * Copyright 2001 MontaVista Software Inc.
- * Copyright (C) 2000-2001 Toshiba Corporation
- */
-#include <linux/init.h>
-#include <asm/txx9irq.h>
-#include <asm/txx9/tx3927.h>
-
-void __init tx3927_irq_init(void)
-{
- int i;
-
- txx9_irq_init(TX3927_IRC_REG);
- /* raise priority for timers, sio */
- for (i = 0; i < TX3927_NR_TMR; i++)
- txx9_irq_set_pri(TX3927_IR_TMR(i), 6);
- for (i = 0; i < TX3927_NR_SIO; i++)
- txx9_irq_set_pri(TX3927_IR_SIO(i), 7);
-}
unsigned int txx9_cpu_clock;
unsigned int txx9_gbus_clock;
-#ifdef CONFIG_CPU_TX39XX
-/* don't enable by default - see errata */
-int txx9_ccfg_toeon __initdata;
-#else
int txx9_ccfg_toeon __initdata = 1;
-#endif
#define BOARD_VEC(board) extern struct txx9_board_vec board;
#include <asm/txx9/boards.h>
if (conf & TX49_CONF_DC)
pr_info("TX49XX D-Cache disabled.\n");
}
-#elif defined(CONFIG_CPU_TX39XX)
-/* flush all cache on very early stage (before tx39_cache_init) */
-static void __init early_flush_dcache(void)
-{
- unsigned int conf = read_c0_config();
- unsigned int dc_size = 1 << (10 + ((conf & TX39_CONF_DCS_MASK) >>
- TX39_CONF_DCS_SHIFT));
- unsigned int linesz = 16;
- unsigned long addr, end;
-
- end = INDEX_BASE + dc_size / 2;
- /* 2way, waybit=0 */
- for (addr = INDEX_BASE; addr < end; addr += linesz) {
- cache_op(Index_Writeback_Inv_D, addr | 0);
- cache_op(Index_Writeback_Inv_D, addr | 1);
- }
-}
-
-static void __init txx9_cache_fixup(void)
-{
- unsigned int conf;
-
- conf = read_c0_config();
- /* flush and disable */
- if (txx9_ic_disable) {
- conf &= ~TX39_CONF_ICE;
- write_c0_config(conf);
- }
- if (txx9_dc_disable) {
- early_flush_dcache();
- conf &= ~TX39_CONF_DCE;
- write_c0_config(conf);
- }
-
- /* enable cache */
- conf = read_c0_config();
- if (!txx9_ic_disable)
- conf |= TX39_CONF_ICE;
- if (!txx9_dc_disable)
- conf |= TX39_CONF_DCE;
- write_c0_config(conf);
-
- if (!(conf & TX39_CONF_ICE))
- pr_info("TX39XX I-Cache disabled.\n");
- if (!(conf & TX39_CONF_DCE))
- pr_info("TX39XX D-Cache disabled.\n");
-}
#else
static inline void txx9_cache_fixup(void)
{
}
/* select "default" board */
-#ifdef CONFIG_TOSHIBA_JMR3927
- txx9_board_vec = &jmr3927_vec;
-#endif
#ifdef CONFIG_CPU_TX49XX
switch (TX4938_REV_PCODE()) {
#ifdef CONFIG_TOSHIBA_RBTX4927
+++ /dev/null
-/*
- * TX3927 setup routines
- * Based on linux/arch/mips/txx9/jmr3927/setup.c
- *
- * Copyright 2001 MontaVista Software Inc.
- * Copyright (C) 2000-2001 Toshiba Corporation
- * Copyright (C) 2007 Ralf Baechle (ralf@linux-mips.org)
- *
- * This file is subject to the terms and conditions of the GNU General Public
- * License. See the file "COPYING" in the main directory of this archive
- * for more details.
- */
-#include <linux/init.h>
-#include <linux/ioport.h>
-#include <linux/delay.h>
-#include <linux/param.h>
-#include <linux/io.h>
-#include <linux/mtd/physmap.h>
-#include <asm/mipsregs.h>
-#include <asm/txx9irq.h>
-#include <asm/txx9tmr.h>
-#include <asm/txx9pio.h>
-#include <asm/txx9/generic.h>
-#include <asm/txx9/tx3927.h>
-
-void __init tx3927_wdt_init(void)
-{
- txx9_wdt_init(TX3927_TMR_REG(2));
-}
-
-void __init tx3927_setup(void)
-{
- int i;
- unsigned int conf;
-
- txx9_reg_res_init(TX3927_REV_PCODE(), TX3927_REG_BASE,
- TX3927_REG_SIZE);
-
- /* SDRAMC,ROMC are configured by PROM */
- for (i = 0; i < 8; i++) {
- if (!(tx3927_romcptr->cr[i] & 0x8))
- continue; /* disabled */
- txx9_ce_res[i].start = (unsigned long)TX3927_ROMC_BA(i);
- txx9_ce_res[i].end =
- txx9_ce_res[i].start + TX3927_ROMC_SIZE(i) - 1;
- request_resource(&iomem_resource, &txx9_ce_res[i]);
- }
-
- /* clocks */
- txx9_gbus_clock = txx9_cpu_clock / 2;
- /* change default value to udelay/mdelay take reasonable time */
- loops_per_jiffy = txx9_cpu_clock / HZ / 2;
-
- /* CCFG */
- /* enable Timeout BusError */
- if (txx9_ccfg_toeon)
- tx3927_ccfgptr->ccfg |= TX3927_CCFG_TOE;
-
- /* clear BusErrorOnWrite flag */
- tx3927_ccfgptr->ccfg &= ~TX3927_CCFG_BEOW;
- if (read_c0_conf() & TX39_CONF_WBON)
- /* Disable PCI snoop */
- tx3927_ccfgptr->ccfg &= ~TX3927_CCFG_PSNP;
- else
- /* Enable PCI SNOOP - with write through only */
- tx3927_ccfgptr->ccfg |= TX3927_CCFG_PSNP;
- /* do reset on watchdog */
- tx3927_ccfgptr->ccfg |= TX3927_CCFG_WR;
-
- pr_info("TX3927 -- CRIR:%08lx CCFG:%08lx PCFG:%08lx\n",
- tx3927_ccfgptr->crir, tx3927_ccfgptr->ccfg,
- tx3927_ccfgptr->pcfg);
-
- /* TMR */
- for (i = 0; i < TX3927_NR_TMR; i++)
- txx9_tmr_init(TX3927_TMR_REG(i));
-
- /* DMA */
- tx3927_dmaptr->mcr = 0;
- for (i = 0; i < ARRAY_SIZE(tx3927_dmaptr->ch); i++) {
- /* reset channel */
- tx3927_dmaptr->ch[i].ccr = TX3927_DMA_CCR_CHRST;
- tx3927_dmaptr->ch[i].ccr = 0;
- }
- /* enable DMA */
-#ifdef __BIG_ENDIAN
- tx3927_dmaptr->mcr = TX3927_DMA_MCR_MSTEN;
-#else
- tx3927_dmaptr->mcr = TX3927_DMA_MCR_MSTEN | TX3927_DMA_MCR_LE;
-#endif
-
- /* PIO */
- __raw_writel(0, &tx3927_pioptr->maskcpu);
- __raw_writel(0, &tx3927_pioptr->maskext);
-
- conf = read_c0_conf();
- if (conf & TX39_CONF_DCE) {
- if (!(conf & TX39_CONF_WBON))
- pr_info("TX3927 D-Cache WriteThrough.\n");
- else if (!(conf & TX39_CONF_CWFON))
- pr_info("TX3927 D-Cache WriteBack.\n");
- else
- pr_info("TX3927 D-Cache WriteBack (CWF) .\n");
- }
-}
-
-void __init tx3927_time_init(unsigned int evt_tmrnr, unsigned int src_tmrnr)
-{
- txx9_clockevent_init(TX3927_TMR_REG(evt_tmrnr),
- TXX9_IRQ_BASE + TX3927_IR_TMR(evt_tmrnr),
- TXX9_IMCLK);
- txx9_clocksource_init(TX3927_TMR_REG(src_tmrnr), TXX9_IMCLK);
-}
-
-void __init tx3927_sio_init(unsigned int sclk, unsigned int cts_mask)
-{
- int i;
-
- for (i = 0; i < 2; i++)
- txx9_sio_init(TX3927_SIO_REG(i),
- TXX9_IRQ_BASE + TX3927_IR_SIO(i),
- i, sclk, (1 << i) & cts_mask);
-}
-
-void __init tx3927_mtd_init(int ch)
-{
- struct physmap_flash_data pdata = {
- .width = TX3927_ROMC_WIDTH(ch) / 8,
- };
- unsigned long start = txx9_ce_res[ch].start;
- unsigned long size = txx9_ce_res[ch].end - start + 1;
-
- if (!(tx3927_romcptr->cr[ch] & 0x8))
- return; /* disabled */
- txx9_physmap_flash_init(ch, start, size, &pdata);
-}
+++ /dev/null
-# SPDX-License-Identifier: GPL-2.0-only
-#
-# Makefile for TOSHIBA JMR-TX3927 board
-#
-
-obj-y += prom.o irq.o setup.o
+++ /dev/null
-/*
- * Copyright 2001 MontaVista Software Inc.
- * Author: MontaVista Software, Inc.
- * ahennessy@mvista.com
- *
- * This file is subject to the terms and conditions of the GNU General Public
- * License. See the file "COPYING" in the main directory of this archive
- * for more details.
- *
- * Copyright (C) 2000-2001 Toshiba Corporation
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License as published by the
- * Free Software Foundation; either version 2 of the License, or (at your
- * option) any later version.
- *
- * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
- * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
- * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
- * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
- * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
- * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
- * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
- * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, write to the Free Software Foundation, Inc.,
- * 675 Mass Ave, Cambridge, MA 02139, USA.
- */
-#include <linux/init.h>
-#include <linux/types.h>
-#include <linux/interrupt.h>
-#include <linux/irq.h>
-
-#include <asm/io.h>
-#include <asm/mipsregs.h>
-#include <asm/txx9/generic.h>
-#include <asm/txx9/jmr3927.h>
-
-#if JMR3927_IRQ_END > NR_IRQS
-#error JMR3927_IRQ_END > NR_IRQS
-#endif
-
-/*
- * CP0_STATUS is a thread's resource (saved/restored on context switch).
- * So disable_irq/enable_irq MUST handle IOC/IRC registers.
- */
-static void mask_irq_ioc(struct irq_data *d)
-{
- /* 0: mask */
- unsigned int irq_nr = d->irq - JMR3927_IRQ_IOC;
- unsigned char imask = jmr3927_ioc_reg_in(JMR3927_IOC_INTM_ADDR);
- unsigned int bit = 1 << irq_nr;
- jmr3927_ioc_reg_out(imask & ~bit, JMR3927_IOC_INTM_ADDR);
- /* flush write buffer */
- (void)jmr3927_ioc_reg_in(JMR3927_IOC_REV_ADDR);
-}
-static void unmask_irq_ioc(struct irq_data *d)
-{
- /* 0: mask */
- unsigned int irq_nr = d->irq - JMR3927_IRQ_IOC;
- unsigned char imask = jmr3927_ioc_reg_in(JMR3927_IOC_INTM_ADDR);
- unsigned int bit = 1 << irq_nr;
- jmr3927_ioc_reg_out(imask | bit, JMR3927_IOC_INTM_ADDR);
- /* flush write buffer */
- (void)jmr3927_ioc_reg_in(JMR3927_IOC_REV_ADDR);
-}
-
-static int jmr3927_ioc_irqroute(void)
-{
- unsigned char istat = jmr3927_ioc_reg_in(JMR3927_IOC_INTS2_ADDR);
- int i;
-
- for (i = 0; i < JMR3927_NR_IRQ_IOC; i++) {
- if (istat & (1 << i))
- return JMR3927_IRQ_IOC + i;
- }
- return -1;
-}
-
-static int jmr3927_irq_dispatch(int pending)
-{
- int irq;
-
- if ((pending & CAUSEF_IP7) == 0)
- return -1;
- irq = (pending >> CAUSEB_IP2) & 0x0f;
- irq += JMR3927_IRQ_IRC;
- if (irq == JMR3927_IRQ_IOCINT)
- irq = jmr3927_ioc_irqroute();
- return irq;
-}
-
-static struct irq_chip jmr3927_irq_ioc = {
- .name = "jmr3927_ioc",
- .irq_mask = mask_irq_ioc,
- .irq_unmask = unmask_irq_ioc,
-};
-
-void __init jmr3927_irq_setup(void)
-{
- int i;
-
- txx9_irq_dispatch = jmr3927_irq_dispatch;
- /* Now, interrupt control disabled, */
- /* all IRC interrupts are masked, */
- /* all IRC interrupt mode are Low Active. */
-
- /* mask all IOC interrupts */
- jmr3927_ioc_reg_out(0, JMR3927_IOC_INTM_ADDR);
- /* setup IOC interrupt mode (SOFT:High Active, Others:Low Active) */
- jmr3927_ioc_reg_out(JMR3927_IOC_INTF_SOFT, JMR3927_IOC_INTP_ADDR);
-
- /* clear PCI Soft interrupts */
- jmr3927_ioc_reg_out(0, JMR3927_IOC_INTS1_ADDR);
- /* clear PCI Reset interrupts */
- jmr3927_ioc_reg_out(0, JMR3927_IOC_RESET_ADDR);
-
- tx3927_irq_init();
- for (i = JMR3927_IRQ_IOC; i < JMR3927_IRQ_IOC + JMR3927_NR_IRQ_IOC; i++)
- irq_set_chip_and_handler(i, &jmr3927_irq_ioc,
- handle_level_irq);
-
- /* setup IOC interrupt 1 (PCI, MODEM) */
- irq_set_chained_handler(JMR3927_IRQ_IOCINT, handle_simple_irq);
-}
+++ /dev/null
-/*
- * BRIEF MODULE DESCRIPTION
- * PROM library initialisation code, assuming a version of
- * pmon is the boot code.
- *
- * Copyright 2001 MontaVista Software Inc.
- * Author: MontaVista Software, Inc.
- * ahennessy@mvista.com
- *
- * Based on arch/mips/au1000/common/prom.c
- *
- * This file was derived from Carsten Langgaard's
- * arch/mips/mips-boards/xx files.
- *
- * Carsten Langgaard, carstenl@mips.com
- * Copyright (C) 1999,2000 MIPS Technologies, Inc. All rights reserved.
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License as published by the
- * Free Software Foundation; either version 2 of the License, or (at your
- * option) any later version.
- *
- * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
- * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
- * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
- * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
- * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
- * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
- * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
- * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, write to the Free Software Foundation, Inc.,
- * 675 Mass Ave, Cambridge, MA 02139, USA.
- */
-#include <linux/init.h>
-#include <linux/kernel.h>
-#include <linux/memblock.h>
-#include <asm/txx9/generic.h>
-#include <asm/txx9/jmr3927.h>
-
-void __init jmr3927_prom_init(void)
-{
- /* CCFG */
- if ((tx3927_ccfgptr->ccfg & TX3927_CCFG_TLBOFF) == 0)
- pr_err("TX3927 TLB off\n");
-
- memblock_add(0, JMR3927_SDRAM_SIZE);
- txx9_sio_putchar_init(TX3927_SIO_REG(1));
-}
+++ /dev/null
-/*
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License as published by the
- * Free Software Foundation; either version 2 of the License, or (at your
- * option) any later version.
- *
- * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
- * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
- * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
- * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
- * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
- * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
- * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
- * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, write to the Free Software Foundation, Inc.,
- * 675 Mass Ave, Cambridge, MA 02139, USA.
- *
- * Copyright 2001 MontaVista Software Inc.
- * Author: MontaVista Software, Inc.
- * ahennessy@mvista.com
- *
- * Copyright (C) 2000-2001 Toshiba Corporation
- * Copyright (C) 2007 Ralf Baechle (ralf@linux-mips.org)
- */
-
-#include <linux/init.h>
-#include <linux/kernel.h>
-#include <linux/types.h>
-#include <linux/ioport.h>
-#include <linux/delay.h>
-#include <linux/platform_device.h>
-#include <linux/gpio.h>
-#include <asm/reboot.h>
-#include <asm/txx9pio.h>
-#include <asm/txx9/generic.h>
-#include <asm/txx9/pci.h>
-#include <asm/txx9/jmr3927.h>
-#include <asm/mipsregs.h>
-
-static void jmr3927_machine_restart(char *command)
-{
- local_irq_disable();
-#if 1 /* Resetting PCI bus */
- jmr3927_ioc_reg_out(0, JMR3927_IOC_RESET_ADDR);
- jmr3927_ioc_reg_out(JMR3927_IOC_RESET_PCI, JMR3927_IOC_RESET_ADDR);
- (void)jmr3927_ioc_reg_in(JMR3927_IOC_RESET_ADDR); /* flush WB */
- mdelay(1);
- jmr3927_ioc_reg_out(0, JMR3927_IOC_RESET_ADDR);
-#endif
- jmr3927_ioc_reg_out(JMR3927_IOC_RESET_CPU, JMR3927_IOC_RESET_ADDR);
- /* fallback */
- (*_machine_halt)();
-}
-
-static void __init jmr3927_time_init(void)
-{
- tx3927_time_init(0, 1);
-}
-
-#define DO_WRITE_THROUGH
-
-static void jmr3927_board_init(void);
-
-static void __init jmr3927_mem_setup(void)
-{
- set_io_port_base(JMR3927_PORT_BASE + JMR3927_PCIIO);
-
- _machine_restart = jmr3927_machine_restart;
-
- /* cache setup */
- {
- unsigned int conf;
-#ifdef DO_WRITE_THROUGH
- int mips_config_cwfon = 0;
- int mips_config_wbon = 0;
-#else
- int mips_config_cwfon = 1;
- int mips_config_wbon = 1;
-#endif
-
- conf = read_c0_conf();
- conf &= ~(TX39_CONF_WBON | TX39_CONF_CWFON);
- conf |= mips_config_wbon ? TX39_CONF_WBON : 0;
- conf |= mips_config_cwfon ? TX39_CONF_CWFON : 0;
-
- write_c0_conf(conf);
- write_c0_cache(0);
- }
-
- /* initialize board */
- jmr3927_board_init();
-
- tx3927_sio_init(0, 1 << 1); /* ch1: noCTS */
-}
-
-static void __init jmr3927_pci_setup(void)
-{
-#ifdef CONFIG_PCI
- int extarb = !(tx3927_ccfgptr->ccfg & TX3927_CCFG_PCIXARB);
- struct pci_controller *c;
-
- c = txx9_alloc_pci_controller(&txx9_primary_pcic,
- JMR3927_PCIMEM, JMR3927_PCIMEM_SIZE,
- JMR3927_PCIIO, JMR3927_PCIIO_SIZE);
- register_pci_controller(c);
- if (!extarb) {
- /* Reset PCI Bus */
- jmr3927_ioc_reg_out(0, JMR3927_IOC_RESET_ADDR);
- udelay(100);
- jmr3927_ioc_reg_out(JMR3927_IOC_RESET_PCI,
- JMR3927_IOC_RESET_ADDR);
- udelay(100);
- jmr3927_ioc_reg_out(0, JMR3927_IOC_RESET_ADDR);
- }
- tx3927_pcic_setup(c, JMR3927_SDRAM_SIZE, extarb);
- tx3927_setup_pcierr_irq();
-#endif /* CONFIG_PCI */
-}
-
-static void __init jmr3927_board_init(void)
-{
- txx9_cpu_clock = JMR3927_CORECLK;
- /* SDRAMC are configured by PROM */
-
- /* ROMC */
- tx3927_romcptr->cr[1] = JMR3927_ROMCE1 | 0x00030048;
- tx3927_romcptr->cr[2] = JMR3927_ROMCE2 | 0x000064c8;
- tx3927_romcptr->cr[3] = JMR3927_ROMCE3 | 0x0003f698;
- tx3927_romcptr->cr[5] = JMR3927_ROMCE5 | 0x0000f218;
-
- /* Pin selection */
- tx3927_ccfgptr->pcfg &= ~TX3927_PCFG_SELALL;
- tx3927_ccfgptr->pcfg |=
- TX3927_PCFG_SELSIOC(0) | TX3927_PCFG_SELSIO_ALL |
- (TX3927_PCFG_SELDMA_ALL & ~TX3927_PCFG_SELDMA(1));
-
- tx3927_setup();
-
- /* PIO[15:12] connected to LEDs */
- __raw_writel(0x0000f000, &tx3927_pioptr->dir);
-
- jmr3927_pci_setup();
-
- /* SIO0 DTR on */
- jmr3927_ioc_reg_out(0, JMR3927_IOC_DTR_ADDR);
-
- jmr3927_led_set(0);
-
- pr_info("JMR-TX3927 (Rev %d) --- IOC(Rev %d) DIPSW:%d,%d,%d,%d\n",
- jmr3927_ioc_reg_in(JMR3927_IOC_BREV_ADDR) & JMR3927_REV_MASK,
- jmr3927_ioc_reg_in(JMR3927_IOC_REV_ADDR) & JMR3927_REV_MASK,
- jmr3927_dipsw1(), jmr3927_dipsw2(),
- jmr3927_dipsw3(), jmr3927_dipsw4());
-}
-
-/* This trick makes rtc-ds1742 driver usable as is. */
-static unsigned long jmr3927_swizzle_addr_b(unsigned long port)
-{
- if ((port & 0xffff0000) != JMR3927_IOC_NVRAMB_ADDR)
- return port;
- port = (port & 0xffff0000) | (port & 0x7fff << 1);
-#ifdef __BIG_ENDIAN
- return port;
-#else
- return port | 1;
-#endif
-}
-
-static void __init jmr3927_rtc_init(void)
-{
- static struct resource __initdata res = {
- .start = JMR3927_IOC_NVRAMB_ADDR - IO_BASE,
- .end = JMR3927_IOC_NVRAMB_ADDR - IO_BASE + 0x800 - 1,
- .flags = IORESOURCE_MEM,
- };
- platform_device_register_simple("rtc-ds1742", -1, &res, 1);
-}
-
-static void __init jmr3927_mtd_init(void)
-{
- int i;
-
- for (i = 0; i < 2; i++)
- tx3927_mtd_init(i);
-}
-
-static void __init jmr3927_device_init(void)
-{
- unsigned long iocled_base = JMR3927_IOC_LED_ADDR - IO_BASE;
-#ifdef __LITTLE_ENDIAN
- iocled_base |= 1;
-#endif
- __swizzle_addr_b = jmr3927_swizzle_addr_b;
- jmr3927_rtc_init();
- tx3927_wdt_init();
- jmr3927_mtd_init();
- txx9_iocled_init(iocled_base, -1, 8, 1, "green", NULL);
-}
-
-static void __init jmr3927_arch_init(void)
-{
- txx9_gpio_init(TX3927_PIO_REG, 0, 16);
-
- gpio_request(11, "dipsw1");
- gpio_request(10, "dipsw2");
-}
-
-struct txx9_board_vec jmr3927_vec __initdata = {
- .system = "Toshiba JMR_TX3927",
- .prom_init = jmr3927_prom_init,
- .mem_setup = jmr3927_mem_setup,
- .irq_setup = jmr3927_irq_setup,
- .time_init = jmr3927_time_init,
- .device_init = jmr3927_device_init,
- .arch_init = jmr3927_arch_init,
-#ifdef CONFIG_PCI
- .pci_map_irq = jmr3927_pci_map_irq,
-#endif
-};
config TXX9_DMAC
tristate "Toshiba TXx9 SoC DMA support"
- depends on MACH_TX49XX || MACH_TX39XX
+ depends on MACH_TX49XX
select DMA_ENGINE
help
Support the TXx9 SoC internal DMA controller. This can be
config TXX9_WDT
tristate "Toshiba TXx9 Watchdog Timer"
- depends on CPU_TX39XX || CPU_TX49XX || (MIPS && COMPILE_TEST)
+ depends on CPU_TX49XX || (MIPS && COMPILE_TEST)
select WATCHDOG_CORE
help
Hardware driver for the built-in watchdog timer on TXx9 MIPS SoCs.
projects / platform / kernel / linux-rpi.git / commitdiff