Initial commit; kernel source import

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Nathan
2025-04-06 23:50:55 -05:00
commit 25c6d769f4
45093 changed files with 18199410 additions and 0 deletions

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/*
* 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) 2003, 2004 Chris Dearman
* Copyright (C) 2005 Ralf Baechle (ralf@linux-mips.org)
*/
#ifndef __ASM_MACH_MIPS_CPU_FEATURE_OVERRIDES_H
#define __ASM_MACH_MIPS_CPU_FEATURE_OVERRIDES_H
/*
* CPU feature overrides for MIPS boards
*/
#ifdef CONFIG_CPU_MIPS32
#define cpu_has_tlb 1
#define cpu_has_4kex 1
#define cpu_has_4k_cache 1
/* #define cpu_has_fpu ? */
/* #define cpu_has_32fpr ? */
#define cpu_has_counter 1
/* #define cpu_has_watch ? */
#define cpu_has_divec 1
#define cpu_has_vce 0
/* #define cpu_has_cache_cdex_p ? */
/* #define cpu_has_cache_cdex_s ? */
/* #define cpu_has_prefetch ? */
#define cpu_has_mcheck 1
/* #define cpu_has_ejtag ? */
#ifdef CONFIG_CPU_MICROMIPS
#define cpu_has_llsc 0
#else
#define cpu_has_llsc 1
#endif
/* #define cpu_has_vtag_icache ? */
/* #define cpu_has_dc_aliases ? */
/* #define cpu_has_ic_fills_f_dc ? */
#define cpu_has_nofpuex 0
/* #define cpu_has_64bits ? */
/* #define cpu_has_64bit_zero_reg ? */
/* #define cpu_has_inclusive_pcaches ? */
#define cpu_icache_snoops_remote_store 1
#endif
#ifdef CONFIG_CPU_MIPS64
#define cpu_has_tlb 1
#define cpu_has_4kex 1
#define cpu_has_4k_cache 1
/* #define cpu_has_fpu ? */
/* #define cpu_has_32fpr ? */
#define cpu_has_counter 1
/* #define cpu_has_watch ? */
#define cpu_has_divec 1
#define cpu_has_vce 0
/* #define cpu_has_cache_cdex_p ? */
/* #define cpu_has_cache_cdex_s ? */
/* #define cpu_has_prefetch ? */
#define cpu_has_mcheck 1
/* #define cpu_has_ejtag ? */
#define cpu_has_llsc 1
/* #define cpu_has_vtag_icache ? */
/* #define cpu_has_dc_aliases ? */
/* #define cpu_has_ic_fills_f_dc ? */
#define cpu_has_nofpuex 0
/* #define cpu_has_64bits ? */
/* #define cpu_has_64bit_zero_reg ? */
/* #define cpu_has_inclusive_pcaches ? */
#define cpu_icache_snoops_remote_store 1
#endif
#endif /* __ASM_MACH_MIPS_CPU_FEATURE_OVERRIDES_H */

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#ifndef __ASM_MACH_MIPS_IRQ_H
#define __ASM_MACH_MIPS_IRQ_H
#define NR_IRQS 256
#include_next <irq.h>
#endif /* __ASM_MACH_MIPS_IRQ_H */

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/*
* 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.
*
* Chris Dearman (chris@mips.com)
* Copyright (C) 2007 Mips Technologies, Inc.
*/
#ifndef __ASM_MACH_MIPS_KERNEL_ENTRY_INIT_H
#define __ASM_MACH_MIPS_KERNEL_ENTRY_INIT_H
.macro kernel_entry_setup
#ifdef CONFIG_MIPS_MT_SMTC
mfc0 t0, CP0_CONFIG
bgez t0, 9f
mfc0 t0, CP0_CONFIG, 1
bgez t0, 9f
mfc0 t0, CP0_CONFIG, 2
bgez t0, 9f
mfc0 t0, CP0_CONFIG, 3
and t0, 1<<2
bnez t0, 0f
9 :
/* Assume we came from YAMON... */
PTR_LA v0, 0x9fc00534 /* YAMON print */
lw v0, (v0)
move a0, zero
PTR_LA a1, nonmt_processor
jal v0
PTR_LA v0, 0x9fc00520 /* YAMON exit */
lw v0, (v0)
li a0, 1
jal v0
1 : b 1b
__INITDATA
nonmt_processor :
.asciz "SMTC kernel requires the MT ASE to run\n"
__FINIT
0 :
#endif
.endm
/*
* Do SMP slave processor setup necessary before we can safely execute C code.
*/
.macro smp_slave_setup
.endm
#endif /* __ASM_MACH_MIPS_KERNEL_ENTRY_INIT_H */

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/*
* 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) 2002, 2004, 2007 by Ralf Baechle <ralf@linux-mips.org>
*/
#ifndef __ASM_MIPS_MACH_MIPS_WAR_H
#define __ASM_MIPS_MACH_MIPS_WAR_H
#define R4600_V1_INDEX_ICACHEOP_WAR 0
#define R4600_V1_HIT_CACHEOP_WAR 0
#define R4600_V2_HIT_CACHEOP_WAR 0
#define R5432_CP0_INTERRUPT_WAR 0
#define BCM1250_M3_WAR 0
#define SIBYTE_1956_WAR 0
#define MIPS4K_ICACHE_REFILL_WAR 1
#define MIPS_CACHE_SYNC_WAR 1
#define TX49XX_ICACHE_INDEX_INV_WAR 0
#define ICACHE_REFILLS_WORKAROUND_WAR 1
#define R10000_LLSC_WAR 0
#define MIPS34K_MISSED_ITLB_WAR 0
#endif /* __ASM_MIPS_MACH_MIPS_WAR_H */