/* * Copyright (C) 2001 Ben. Herrenschmidt (benh@kernel.crashing.org) * * Modifications for ppc64: * Copyright (C) 2003 Dave Engebretsen <engebret@us.ibm.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. */ #include <linux/string.h> #include <linux/sched.h> #include <linux/threads.h> #include <linux/init.h> #include <linux/module.h> #include <asm/oprofile_impl.h> #include <asm/cputable.h> #include <asm/prom.h> /* for PTRRELOC on ARCH=ppc */ struct cpu_spec* cur_cpu_spec = NULL; EXPORT_SYMBOL(cur_cpu_spec); /* NOTE: * Unlike ppc32, ppc64 will only call this once for the boot CPU, it's * the responsibility of the appropriate CPU save/restore functions to * eventually copy these settings over. Those save/restore aren't yet * part of the cputable though. That has to be fixed for both ppc32 * and ppc64 */ #ifdef CONFIG_PPC32 extern void __setup_cpu_603(unsigned long offset, struct cpu_spec* spec); extern void __setup_cpu_604(unsigned long offset, struct cpu_spec* spec); extern void __setup_cpu_750(unsigned long offset, struct cpu_spec* spec); extern void __setup_cpu_750cx(unsigned long offset, struct cpu_spec* spec); extern void __setup_cpu_750fx(unsigned long offset, struct cpu_spec* spec); extern void __setup_cpu_7400(unsigned long offset, struct cpu_spec* spec); extern void __setup_cpu_7410(unsigned long offset, struct cpu_spec* spec); extern void __setup_cpu_745x(unsigned long offset, struct cpu_spec* spec); #endif /* CONFIG_PPC32 */ #ifdef CONFIG_PPC64 extern void __setup_cpu_ppc970(unsigned long offset, struct cpu_spec* spec); extern void __setup_cpu_ppc970MP(unsigned long offset, struct cpu_spec* spec); extern void __setup_cpu_pa6t(unsigned long offset, struct cpu_spec* spec); extern void __restore_cpu_pa6t(void); extern void __restore_cpu_ppc970(void); #endif /* CONFIG_PPC64 */ /* This table only contains "desktop" CPUs, it need to be filled with embedded * ones as well... */ #define COMMON_USER (PPC_FEATURE_32 | PPC_FEATURE_HAS_FPU | \ PPC_FEATURE_HAS_MMU) #define COMMON_USER_PPC64 (COMMON_USER | PPC_FEATURE_64) #define COMMON_USER_POWER4 (COMMON_USER_PPC64 | PPC_FEATURE_POWER4) #define COMMON_USER_POWER5 (COMMON_USER_PPC64 | PPC_FEATURE_POWER5 |\ PPC_FEATURE_SMT | PPC_FEATURE_ICACHE_SNOOP) #define COMMON_USER_POWER5_PLUS (COMMON_USER_PPC64 | PPC_FEATURE_POWER5_PLUS|\ PPC_FEATURE_SMT | PPC_FEATURE_ICACHE_SNOOP) #define COMMON_USER_POWER6 (COMMON_USER_PPC64 | PPC_FEATURE_ARCH_2_05 |\ PPC_FEATURE_SMT | PPC_FEATURE_ICACHE_SNOOP | \ PPC_FEATURE_TRUE_LE) #define COMMON_USER_PA6T (COMMON_USER_PPC64 | PPC_FEATURE_PA6T |\ PPC_FEATURE_TRUE_LE | \ PPC_FEATURE_HAS_ALTIVEC_COMP) #define COMMON_USER_BOOKE (PPC_FEATURE_32 | PPC_FEATURE_HAS_MMU | \ PPC_FEATURE_BOOKE) /* We only set the spe features if the kernel was compiled with * spe support */ #ifdef CONFIG_SPE #define PPC_FEATURE_SPE_COMP PPC_FEATURE_HAS_SPE #else #define PPC_FEATURE_SPE_COMP 0 #endif static struct cpu_spec cpu_specs[] = { #ifdef CONFIG_PPC64 { /* Power3 */ .pvr_mask = 0xffff0000, .pvr_value = 0x00400000, .cpu_name = "POWER3 (630)", .cpu_features = CPU_FTRS_POWER3, .cpu_user_features = COMMON_USER_PPC64|PPC_FEATURE_PPC_LE, .icache_bsize = 128, .dcache_bsize = 128, .num_pmcs = 8, .pmc_type = PPC_PMC_IBM, .oprofile_cpu_type = "ppc64/power3", .oprofile_type = PPC_OPROFILE_RS64, .platform = "power3", }, { /* Power3+ */ .pvr_mask = 0xffff0000, .pvr_value = 0x00410000, .cpu_name = "POWER3 (630+)", .cpu_features = CPU_FTRS_POWER3, .cpu_user_features = COMMON_USER_PPC64|PPC_FEATURE_PPC_LE, .icache_bsize = 128, .dcache_bsize = 128, .num_pmcs = 8, .pmc_type = PPC_PMC_IBM, .oprofile_cpu_type = "ppc64/power3", .oprofile_type = PPC_OPROFILE_RS64, .platform = "power3", }, { /* Northstar */ .pvr_mask = 0xffff0000, .pvr_value = 0x00330000, .cpu_name = "RS64-II (northstar)", .cpu_features = CPU_FTRS_RS64, .cpu_user_features = COMMON_USER_PPC64, .icache_bsize = 128, .dcache_bsize = 128, .num_pmcs = 8, .pmc_type = PPC_PMC_IBM, .oprofile_cpu_type = "ppc64/rs64", .oprofile_type = PPC_OPROFILE_RS64, .platform = "rs64", }, { /* Pulsar */ .pvr_mask = 0xffff0000, .pvr_value = 0x00340000, .cpu_name = "RS64-III (pulsar)", .cpu_features = CPU_FTRS_RS64, .cpu_user_features = COMMON_USER_PPC64, .icache_bsize = 128, .dcache_bsize = 128, .num_pmcs = 8, .pmc_type = PPC_PMC_IBM, .oprofile_cpu_type = "ppc64/rs64", .oprofile_type = PPC_OPROFILE_RS64, .platform = "rs64", }, { /* I-star */ .pvr_mask = 0xffff0000, .pvr_value = 0x00360000, .cpu_name = "RS64-III (icestar)", .cpu_features = CPU_FTRS_RS64, .cpu_user_features = COMMON_USER_PPC64, .icache_bsize = 128, .dcache_bsize = 128, .num_pmcs = 8, .pmc_type = PPC_PMC_IBM, .oprofile_cpu_type = "ppc64/rs64", .oprofile_type = PPC_OPROFILE_RS64, .platform = "rs64", }, { /* S-star */ .pvr_mask = 0xffff0000, .pvr_value = 0x00370000, .cpu_name = "RS64-IV (sstar)", .cpu_features = CPU_FTRS_RS64, .cpu_user_features = COMMON_USER_PPC64, .icache_bsize = 128, .dcache_bsize = 128, .num_pmcs = 8, .pmc_type = PPC_PMC_IBM, .oprofile_cpu_type = "ppc64/rs64", .oprofile_type = PPC_OPROFILE_RS64, .platform = "rs64", }, { /* Power4 */ .pvr_mask = 0xffff0000, .pvr_value = 0x00350000, .cpu_name = "POWER4 (gp)", .cpu_features = CPU_FTRS_POWER4, .cpu_user_features = COMMON_USER_POWER4, .icache_bsize = 128, .dcache_bsize = 128, .num_pmcs = 8, .pmc_type = PPC_PMC_IBM, .oprofile_cpu_type = "ppc64/power4", .oprofile_type = PPC_OPROFILE_POWER4, .platform = "power4", }, { /* Power4+ */ .pvr_mask = 0xffff0000, .pvr_value = 0x00380000, .cpu_name = "POWER4+ (gq)", .cpu_features = CPU_FTRS_POWER4, .cpu_user_features = COMMON_USER_POWER4, .icache_bsize = 128, .dcache_bsize = 128, .num_pmcs = 8, .pmc_type = PPC_PMC_IBM, .oprofile_cpu_type = "ppc64/power4", .oprofile_type = PPC_OPROFILE_POWER4, .platform = "power4", }, { /* PPC970 */ .pvr_mask = 0xffff0000, .pvr_value = 0x00390000, .cpu_name = "PPC970", .cpu_features = CPU_FTRS_PPC970, .cpu_user_features = COMMON_USER_POWER4 | PPC_FEATURE_HAS_ALTIVEC_COMP, .icache_bsize = 128, .dcache_bsize = 128, .num_pmcs = 8, .pmc_type = PPC_PMC_IBM, .cpu_setup = __setup_cpu_ppc970, .cpu_restore = __restore_cpu_ppc970, .oprofile_cpu_type = "ppc64/970", .oprofile_type = PPC_OPROFILE_POWER4, .platform = "ppc970", }, { /* PPC970FX */ .pvr_mask = 0xffff0000, .pvr_value = 0x003c0000, .cpu_name = "PPC970FX", .cpu_features = CPU_FTRS_PPC970, .cpu_user_features = COMMON_USER_POWER4 | PPC_FEATURE_HAS_ALTIVEC_COMP, .icache_bsize = 128, .dcache_bsize = 128, .num_pmcs = 8, .pmc_type = PPC_PMC_IBM, .cpu_setup = __setup_cpu_ppc970, .cpu_restore = __restore_cpu_ppc970, .oprofile_cpu_type = "ppc64/970", .oprofile_type = PPC_OPROFILE_POWER4, .platform = "ppc970", }, { /* PPC970MP DD1.0 - no DEEPNAP, use regular 970 init */ .pvr_mask = 0xffffffff, .pvr_value = 0x00440100, .cpu_name = "PPC970MP", .cpu_features = CPU_FTRS_PPC970, .cpu_user_features = COMMON_USER_POWER4 | PPC_FEATURE_HAS_ALTIVEC_COMP, .icache_bsize = 128, .dcache_bsize = 128, .num_pmcs = 8, .pmc_type = PPC_PMC_IBM, .cpu_setup = __setup_cpu_ppc970, .cpu_restore = __restore_cpu_ppc970, .oprofile_cpu_type = "ppc64/970MP", .oprofile_type = PPC_OPROFILE_POWER4, .platform = "ppc970", }, { /* PPC970MP */ .pvr_mask = 0xffff0000, .pvr_value = 0x00440000, .cpu_name = "PPC970MP", .cpu_features = CPU_FTRS_PPC970, .cpu_user_features = COMMON_USER_POWER4 | PPC_FEATURE_HAS_ALTIVEC_COMP, .icache_bsize = 128, .dcache_bsize = 128, .num_pmcs = 8, .pmc_type = PPC_PMC_IBM, .cpu_setup = __setup_cpu_ppc970MP, .cpu_restore = __restore_cpu_ppc970, .oprofile_cpu_type = "ppc64/970MP", .oprofile_type = PPC_OPROFILE_POWER4, .platform = "ppc970", }, { /* PPC970GX */ .pvr_mask = 0xffff0000, .pvr_value = 0x00450000, .cpu_name = "PPC970GX", .cpu_features = CPU_FTRS_PPC970, .cpu_user_features = COMMON_USER_POWER4 | PPC_FEATURE_HAS_ALTIVEC_COMP, .icache_bsize = 128, .dcache_bsize = 128, .num_pmcs = 8, .pmc_type = PPC_PMC_IBM, .cpu_setup = __setup_cpu_ppc970, .oprofile_cpu_type = "ppc64/970", .oprofile_type = PPC_OPROFILE_POWER4, .platform = "ppc970", }, { /* Power5 GR */ .pvr_mask = 0xffff0000, .pvr_value = 0x003a0000, .cpu_name = "POWER5 (gr)", .cpu_features = CPU_FTRS_POWER5, .cpu_user_features = COMMON_USER_POWER5, .icache_bsize = 128, .dcache_bsize = 128, .num_pmcs = 6, .pmc_type = PPC_PMC_IBM, .oprofile_cpu_type = "ppc64/power5", .oprofile_type = PPC_OPROFILE_POWER4, /* SIHV / SIPR bits are implemented on POWER4+ (GQ) * and above but only works on POWER5 and above */ .oprofile_mmcra_sihv = MMCRA_SIHV, .oprofile_mmcra_sipr = MMCRA_SIPR, .platform = "power5", }, { /* Power5++ */ .pvr_mask = 0xffffff00, .pvr_value = 0x003b0300, .cpu_name = "POWER5+ (gs)", .cpu_features = CPU_FTRS_POWER5, .cpu_user_features = COMMON_USER_POWER5_PLUS, .icache_bsize = 128, .dcache_bsize = 128, .num_pmcs = 6, .oprofile_cpu_type = "ppc64/power5++", .oprofile_type = PPC_OPROFILE_POWER4, .oprofile_mmcra_sihv = MMCRA_SIHV, .oprofile_mmcra_sipr = MMCRA_SIPR, .platform = "power5+", }, { /* Power5 GS */ .pvr_mask = 0xffff0000, .pvr_value = 0x003b0000, .cpu_name = "POWER5+ (gs)", .cpu_features = CPU_FTRS_POWER5, .cpu_user_features = COMMON_USER_POWER5_PLUS, .icache_bsize = 128, .dcache_bsize = 128, .num_pmcs = 6, .pmc_type = PPC_PMC_IBM, .oprofile_cpu_type = "ppc64/power5+", .oprofile_type = PPC_OPROFILE_POWER4, .oprofile_mmcra_sihv = MMCRA_SIHV, .oprofile_mmcra_sipr = MMCRA_SIPR, .platform = "power5+", }, { /* POWER6 in P5+ mode; 2.04-compliant processor */ .pvr_mask = 0xffffffff, .pvr_value = 0x0f000001, .cpu_name = "POWER5+", .cpu_features = CPU_FTRS_POWER5, .cpu_user_features = COMMON_USER_POWER5_PLUS, .icache_bsize = 128, .dcache_bsize = 128, .num_pmcs = 6, .pmc_type = PPC_PMC_IBM, .oprofile_cpu_type = "ppc64/power6", .oprofile_type = PPC_OPROFILE_POWER4, .oprofile_mmcra_sihv = POWER6_MMCRA_SIHV, .oprofile_mmcra_sipr = POWER6_MMCRA_SIPR, .oprofile_mmcra_clear = POWER6_MMCRA_THRM | POWER6_MMCRA_OTHER, .platform = "power5+", }, { /* Power6 */ .pvr_mask = 0xffff0000, .pvr_value = 0x003e0000, .cpu_name = "POWER6 (raw)", .cpu_features = CPU_FTRS_POWER6, .cpu_user_features = COMMON_USER_POWER6 | PPC_FEATURE_POWER6_EXT, .icache_bsize = 128, .dcache_bsize = 128, .num_pmcs = 6, .pmc_type = PPC_PMC_IBM, .oprofile_cpu_type = "ppc64/power6", .oprofile_type = PPC_OPROFILE_POWER4, .oprofile_mmcra_sihv = POWER6_MMCRA_SIHV, .oprofile_mmcra_sipr = POWER6_MMCRA_SIPR, .oprofile_mmcra_clear = POWER6_MMCRA_THRM | POWER6_MMCRA_OTHER, .platform = "power6x", }, { /* 2.05-compliant processor, i.e. Power6 "architected" mode */ .pvr_mask = 0xffffffff, .pvr_value = 0x0f000002, .cpu_name = "POWER6 (architected)", .cpu_features = CPU_FTRS_POWER6, .cpu_user_features = COMMON_USER_POWER6, .icache_bsize = 128, .dcache_bsize = 128, .num_pmcs = 6, .pmc_type = PPC_PMC_IBM, .oprofile_cpu_type = "ppc64/power6", .oprofile_type = PPC_OPROFILE_POWER4, .oprofile_mmcra_sihv = POWER6_MMCRA_SIHV, .oprofile_mmcra_sipr = POWER6_MMCRA_SIPR, .oprofile_mmcra_clear = POWER6_MMCRA_THRM | POWER6_MMCRA_OTHER, .platform = "power6", }, { /* Cell Broadband Engine */ .pvr_mask = 0xffff0000, .pvr_value = 0x00700000, .cpu_name = "Cell Broadband Engine", .cpu_features = CPU_FTRS_CELL, .cpu_user_features = COMMON_USER_PPC64 | PPC_FEATURE_CELL | PPC_FEATURE_HAS_ALTIVEC_COMP | PPC_FEATURE_SMT, .icache_bsize = 128, .dcache_bsize = 128, .num_pmcs = 4, .pmc_type = PPC_PMC_IBM, .oprofile_cpu_type = "ppc64/cell-be", .oprofile_type = PPC_OPROFILE_CELL, .platform = "ppc-cell-be", }, { /* PA Semi PA6T */ .pvr_mask = 0x7fff0000, .pvr_value = 0x00900000, .cpu_name = "PA6T", .cpu_features = CPU_FTRS_PA6T, .cpu_user_features = COMMON_USER_PA6T, .icache_bsize = 64, .dcache_bsize = 64, .num_pmcs = 6, .pmc_type = PPC_PMC_PA6T, .cpu_setup = __setup_cpu_pa6t, .cpu_restore = __restore_cpu_pa6t, .oprofile_cpu_type = "ppc64/pa6t", .oprofile_type = PPC_OPROFILE_PA6T, .platform = "pa6t", }, { /* default match */ .pvr_mask = 0x00000000, .pvr_value = 0x00000000, .cpu_name = "POWER4 (compatible)", .cpu_features = CPU_FTRS_COMPATIBLE, .cpu_user_features = COMMON_USER_PPC64, .icache_bsize = 128, .dcache_bsize = 128, .num_pmcs = 6, .pmc_type = PPC_PMC_IBM, .platform = "power4", } #endif /* CONFIG_PPC64 */ #ifdef CONFIG_PPC32 #if CLASSIC_PPC { /* 601 */ .pvr_mask = 0xffff0000, .pvr_value = 0x00010000, .cpu_name = "601", .cpu_features = CPU_FTRS_PPC601, .cpu_user_features = COMMON_USER | PPC_FEATURE_601_INSTR | PPC_FEATURE_UNIFIED_CACHE | PPC_FEATURE_NO_TB, .icache_bsize = 32, .dcache_bsize = 32, .platform = "ppc601", }, { /* 603 */ .pvr_mask = 0xffff0000, .pvr_value = 0x00030000, .cpu_name = "603", .cpu_features = CPU_FTRS_603, .cpu_user_features = COMMON_USER | PPC_FEATURE_PPC_LE, .icache_bsize = 32, .dcache_bsize = 32, .cpu_setup = __setup_cpu_603, .platform = "ppc603", }, { /* 603e */ .pvr_mask = 0xffff0000, .pvr_value = 0x00060000, .cpu_name = "603e", .cpu_features = CPU_FTRS_603, .cpu_user_features = COMMON_USER | PPC_FEATURE_PPC_LE, .icache_bsize = 32, .dcache_bsize = 32, .cpu_setup = __setup_cpu_603, .platform = "ppc603", }, { /* 603ev */ .pvr_mask = 0xffff0000, .pvr_value = 0x00070000, .cpu_name = "603ev", .cpu_features = CPU_FTRS_603, .cpu_user_features = COMMON_USER | PPC_FEATURE_PPC_LE, .icache_bsize = 32, .dcache_bsize = 32, .cpu_setup = __setup_cpu_603, .platform = "ppc603", }, { /* 604 */ .pvr_mask = 0xffff0000, .pvr_value = 0x00040000, .cpu_name = "604", .cpu_features = CPU_FTRS_604, .cpu_user_features = COMMON_USER | PPC_FEATURE_PPC_LE, .icache_bsize = 32, .dcache_bsize = 32, .num_pmcs = 2, .cpu_setup = __setup_cpu_604, .platform = "ppc604", }, { /* 604e */ .pvr_mask = 0xfffff000, .pvr_value = 0x00090000, .cpu_name = "604e", .cpu_features = CPU_FTRS_604, .cpu_user_features = COMMON_USER | PPC_FEATURE_PPC_LE, .icache_bsize = 32, .dcache_bsize = 32, .num_pmcs = 4, .cpu_setup = __setup_cpu_604, .platform = "ppc604", }, { /* 604r */ .pvr_mask = 0xffff0000, .pvr_value = 0x00090000, .cpu_name = "604r", .cpu_features = CPU_FTRS_604, .cpu_user_features = COMMON_USER | PPC_FEATURE_PPC_LE, .icache_bsize = 32, .dcache_bsize = 32, .num_pmcs = 4, .cpu_setup = __setup_cpu_604, .platform = "ppc604", }, { /* 604ev */ .pvr_mask = 0xffff0000, .pvr_value = 0x000a0000, .cpu_name = "604ev", .cpu_features = CPU_FTRS_604, .cpu_user_features = COMMON_USER | PPC_FEATURE_PPC_LE, .icache_bsize = 32, .dcache_bsize = 32, .num_pmcs = 4, .cpu_setup = __setup_cpu_604, .platform = "ppc604", }, { /* 740/750 (0x4202, don't support TAU ?) */ .pvr_mask = 0xffffffff, .pvr_value = 0x00084202, .cpu_name = "740/750", .cpu_features = CPU_FTRS_740_NOTAU, .cpu_user_features = COMMON_USER | PPC_FEATURE_PPC_LE, .icache_bsize = 32, .dcache_bsize = 32, .num_pmcs = 4, .cpu_setup = __setup_cpu_750, .platform = "ppc750", }, { /* 750CX (80100 and 8010x?) */ .pvr_mask = 0xfffffff0, .pvr_value = 0x00080100, .cpu_name = "750CX", .cpu_features = CPU_FTRS_750, .cpu_user_features = COMMON_USER | PPC_FEATURE_PPC_LE, .icache_bsize = 32, .dcache_bsize = 32, .num_pmcs = 4, .cpu_setup = __setup_cpu_750cx, .platform = "ppc750", }, { /* 750CX (82201 and 82202) */ .pvr_mask = 0xfffffff0, .pvr_value = 0x00082200, .cpu_name = "750CX", .cpu_features = CPU_FTRS_750, .cpu_user_features = COMMON_USER | PPC_FEATURE_PPC_LE, .icache_bsize = 32, .dcache_bsize = 32, .num_pmcs = 4, .cpu_setup = __setup_cpu_750cx, .platform = "ppc750", }, { /* 750CXe (82214) */ .pvr_mask = 0xfffffff0, .pvr_value = 0x00082210, .cpu_name = "750CXe", .cpu_features = CPU_FTRS_750, .cpu_user_features = COMMON_USER | PPC_FEATURE_PPC_LE, .icache_bsize = 32, .dcache_bsize = 32, .num_pmcs = 4, .cpu_setup = __setup_cpu_750cx, .platform = "ppc750", }, { /* 750CXe "Gekko" (83214) */ .pvr_mask = 0xffffffff, .pvr_value = 0x00083214, .cpu_name = "750CXe", .cpu_features = CPU_FTRS_750, .cpu_user_features = COMMON_USER | PPC_FEATURE_PPC_LE, .icache_bsize = 32, .dcache_bsize = 32, .num_pmcs = 4, .cpu_setup = __setup_cpu_750cx, .platform = "ppc750", }, { /* 750CL */ .pvr_mask = 0xfffff0f0, .pvr_value = 0x00087010, .cpu_name = "750CL", .cpu_features = CPU_FTRS_750CL, .cpu_user_features = COMMON_USER | PPC_FEATURE_PPC_LE, .icache_bsize = 32, .dcache_bsize = 32, .num_pmcs = 4, .cpu_setup = __setup_cpu_750, .platform = "ppc750", }, { /* 745/755 */ .pvr_mask = 0xfffff000, .pvr_value = 0x00083000, .cpu_name = "745/755", .cpu_features = CPU_FTRS_750, .cpu_user_features = COMMON_USER | PPC_FEATURE_PPC_LE, .icache_bsize = 32, .dcache_bsize = 32, .num_pmcs = 4, .cpu_setup = __setup_cpu_750, .platform = "ppc750", }, { /* 750FX rev 1.x */ .pvr_mask = 0xffffff00, .pvr_value = 0x70000100, .cpu_name = "750FX", .cpu_features = CPU_FTRS_750FX1, .cpu_user_features = COMMON_USER | PPC_FEATURE_PPC_LE, .icache_bsize = 32, .dcache_bsize = 32, .num_pmcs = 4, .cpu_setup = __setup_cpu_750, .platform = "ppc750", }, { /* 750FX rev 2.0 must disable HID0[DPM] */ .pvr_mask = 0xffffffff, .pvr_value = 0x70000200, .cpu_name = "750FX", .cpu_features = CPU_FTRS_750FX2, .cpu_user_features = COMMON_USER | PPC_FEATURE_PPC_LE, .icache_bsize = 32, .dcache_bsize = 32, .num_pmcs = 4, .cpu_setup = __setup_cpu_750, .platform = "ppc750", }, { /* 750FX (All revs except 2.0) */ .pvr_mask = 0xffff0000, .pvr_value = 0x70000000, .cpu_name = "750FX", .cpu_features = CPU_FTRS_750FX, .cpu_user_features = COMMON_USER | PPC_FEATURE_PPC_LE, .icache_bsize = 32, .dcache_bsize = 32, .num_pmcs = 4, .cpu_setup = __setup_cpu_750fx, .platform = "ppc750", }, { /* 750GX */ .pvr_mask = 0xffff0000, .pvr_value = 0x70020000, .cpu_name = "750GX", .cpu_features = CPU_FTRS_750GX, .cpu_user_features = COMMON_USER | PPC_FEATURE_PPC_LE, .icache_bsize = 32, .dcache_bsize = 32, .num_pmcs = 4, .cpu_setup = __setup_cpu_750fx, .platform = "ppc750", }, { /* 740/750 (L2CR bit need fixup for 740) */ .pvr_mask = 0xffff0000, .pvr_value = 0x00080000, .cpu_name = "740/750", .cpu_features = CPU_FTRS_740, .cpu_user_features = COMMON_USER | PPC_FEATURE_PPC_LE, .icache_bsize = 32, .dcache_bsize = 32, .num_pmcs = 4, .cpu_setup = __setup_cpu_750, .platform = "ppc750", }, { /* 7400 rev 1.1 ? (no TAU) */ .pvr_mask = 0xffffffff, .pvr_value = 0x000c1101, .cpu_name = "7400 (1.1)", .cpu_features = CPU_FTRS_7400_NOTAU, .cpu_user_features = COMMON_USER | PPC_FEATURE_HAS_ALTIVEC_COMP | PPC_FEATURE_PPC_LE, .icache_bsize = 32, .dcache_bsize = 32, .num_pmcs = 4, .cpu_setup = __setup_cpu_7400, .platform = "ppc7400", }, { /* 7400 */ .pvr_mask = 0xffff0000, .pvr_value = 0x000c0000, .cpu_name = "7400", .cpu_features = CPU_FTRS_7400, .cpu_user_features = COMMON_USER | PPC_FEATURE_HAS_ALTIVEC_COMP | PPC_FEATURE_PPC_LE, .icache_bsize = 32, .dcache_bsize = 32, .num_pmcs = 4, .cpu_setup = __setup_cpu_7400, .platform = "ppc7400", }, { /* 7410 */ .pvr_mask = 0xffff0000, .pvr_value = 0x800c0000, .cpu_name = "7410", .cpu_features = CPU_FTRS_7400, .cpu_user_features = COMMON_USER | PPC_FEATURE_HAS_ALTIVEC_COMP | PPC_FEATURE_PPC_LE, .icache_bsize = 32, .dcache_bsize = 32, .num_pmcs = 4, .cpu_setup = __setup_cpu_7410, .platform = "ppc7400", }, { /* 7450 2.0 - no doze/nap */ .pvr_mask = 0xffffffff, .pvr_value = 0x80000200, .cpu_name = "7450", .cpu_features = CPU_FTRS_7450_20, .cpu_user_features = COMMON_USER | PPC_FEATURE_HAS_ALTIVEC_COMP | PPC_FEATURE_PPC_LE, .icache_bsize = 32, .dcache_bsize = 32, .num_pmcs = 6, .cpu_setup = __setup_cpu_745x, .oprofile_cpu_type = "ppc/7450", .oprofile_type = PPC_OPROFILE_G4, .platform = "ppc7450", }, { /* 7450 2.1 */ .pvr_mask = 0xffffffff, .pvr_value = 0x80000201, .cpu_name = "7450", .cpu_features = CPU_FTRS_7450_21, .cpu_user_features = COMMON_USER | PPC_FEATURE_HAS_ALTIVEC_COMP | PPC_FEATURE_PPC_LE, .icache_bsize = 32, .dcache_bsize = 32, .num_pmcs = 6, .cpu_setup = __setup_cpu_745x, .oprofile_cpu_type = "ppc/7450", .oprofile_type = PPC_OPROFILE_G4, .platform = "ppc7450", }, { /* 7450 2.3 and newer */ .pvr_mask = 0xffff0000, .pvr_value = 0x80000000, .cpu_name = "7450", .cpu_features = CPU_FTRS_7450_23, .cpu_user_features = COMMON_USER | PPC_FEATURE_HAS_ALTIVEC_COMP | PPC_FEATURE_PPC_LE, .icache_bsize = 32, .dcache_bsize = 32, .num_pmcs = 6, .cpu_setup = __setup_cpu_745x, .oprofile_cpu_type = "ppc/7450", .oprofile_type = PPC_OPROFILE_G4, .platform = "ppc7450", }, { /* 7455 rev 1.x */ .pvr_mask = 0xffffff00, .pvr_value = 0x80010100, .cpu_name = "7455", .cpu_features = CPU_FTRS_7455_1, .cpu_user_features = COMMON_USER | PPC_FEATURE_HAS_ALTIVEC_COMP | PPC_FEATURE_PPC_LE, .icache_bsize = 32, .dcache_bsize = 32, .num_pmcs = 6, .cpu_setup = __setup_cpu_745x, .oprofile_cpu_type = "ppc/7450", .oprofile_type = PPC_OPROFILE_G4, .platform = "ppc7450", }, { /* 7455 rev 2.0 */ .pvr_mask = 0xffffffff, .pvr_value = 0x80010200, .cpu_name = "7455", .cpu_features = CPU_FTRS_7455_20, .cpu_user_features = COMMON_USER | PPC_FEATURE_HAS_ALTIVEC_COMP | PPC_FEATURE_PPC_LE, .icache_bsize = 32, .dcache_bsize = 32, .num_pmcs = 6, .cpu_setup = __setup_cpu_745x, .oprofile_cpu_type = "ppc/7450", .oprofile_type = PPC_OPROFILE_G4, .platform = "ppc7450", }, { /* 7455 others */ .pvr_mask = 0xffff0000, .pvr_value = 0x80010000, .cpu_name = "7455", .cpu_features = CPU_FTRS_7455, .cpu_user_features = COMMON_USER | PPC_FEATURE_HAS_ALTIVEC_COMP | PPC_FEATURE_PPC_LE, .icache_bsize = 32, .dcache_bsize = 32, .num_pmcs = 6, .cpu_setup = __setup_cpu_745x, .oprofile_cpu_type = "ppc/7450", .oprofile_type = PPC_OPROFILE_G4, .platform = "ppc7450", }, { /* 7447/7457 Rev 1.0 */ .pvr_mask = 0xffffffff, .pvr_value = 0x80020100, .cpu_name = "7447/7457", .cpu_features = CPU_FTRS_7447_10, .cpu_user_features = COMMON_USER | PPC_FEATURE_HAS_ALTIVEC_COMP | PPC_FEATURE_PPC_LE, .icache_bsize = 32, .dcache_bsize = 32, .num_pmcs = 6, .cpu_setup = __setup_cpu_745x, .oprofile_cpu_type = "ppc/7450", .oprofile_type = PPC_OPROFILE_G4, .platform = "ppc7450", }, { /* 7447/7457 Rev 1.1 */ .pvr_mask = 0xffffffff, .pvr_value = 0x80020101, .cpu_name = "7447/7457", .cpu_features = CPU_FTRS_7447_10, .cpu_user_features = COMMON_USER | PPC_FEATURE_HAS_ALTIVEC_COMP | PPC_FEATURE_PPC_LE, .icache_bsize = 32, .dcache_bsize = 32, .num_pmcs = 6, .cpu_setup = __setup_cpu_745x, .oprofile_cpu_type = "ppc/7450", .oprofile_type = PPC_OPROFILE_G4, .platform = "ppc7450", }, { /* 7447/7457 Rev 1.2 and later */ .pvr_mask = 0xffff0000, .pvr_value = 0x80020000, .cpu_name = "7447/7457", .cpu_features = CPU_FTRS_7447, .cpu_user_features = COMMON_USER | PPC_FEATURE_HAS_ALTIVEC_COMP | PPC_FEATURE_PPC_LE, .icache_bsize = 32, .dcache_bsize = 32, .num_pmcs = 6, .cpu_setup = __setup_cpu_745x, .oprofile_cpu_type = "ppc/7450", .oprofile_type = PPC_OPROFILE_G4, .platform = "ppc7450", }, { /* 7447A */ .pvr_mask = 0xffff0000, .pvr_value = 0x80030000, .cpu_name = "7447A", .cpu_features = CPU_FTRS_7447A, .cpu_user_features = COMMON_USER | PPC_FEATURE_HAS_ALTIVEC_COMP | PPC_FEATURE_PPC_LE, .icache_bsize = 32, .dcache_bsize = 32, .num_pmcs = 6, .cpu_setup = __setup_cpu_745x, .oprofile_cpu_type = "ppc/7450", .oprofile_type = PPC_OPROFILE_G4, .platform = "ppc7450", }, { /* 7448 */ .pvr_mask = 0xffff0000, .pvr_value = 0x80040000, .cpu_name = "7448", .cpu_features = CPU_FTRS_7448, .cpu_user_features = COMMON_USER | PPC_FEATURE_HAS_ALTIVEC_COMP | PPC_FEATURE_PPC_LE, .icache_bsize = 32, .dcache_bsize = 32, .num_pmcs = 6, .cpu_setup = __setup_cpu_745x, .oprofile_cpu_type = "ppc/7450", .oprofile_type = PPC_OPROFILE_G4, .platform = "ppc7450", }, { /* 82xx (8240, 8245, 8260 are all 603e cores) */ .pvr_mask = 0x7fff0000, .pvr_value = 0x00810000, .cpu_name = "82xx", .cpu_features = CPU_FTRS_82XX, .cpu_user_features = COMMON_USER, .icache_bsize = 32, .dcache_bsize = 32, .cpu_setup = __setup_cpu_603, .platform = "ppc603", }, { /* All G2_LE (603e core, plus some) have the same pvr */ .pvr_mask = 0x7fff0000, .pvr_value = 0x00820000, .cpu_name = "G2_LE", .cpu_features = CPU_FTRS_G2_LE, .cpu_user_features = COMMON_USER, .icache_bsize = 32, .dcache_bsize = 32, .cpu_setup = __setup_cpu_603, .platform = "ppc603", }, { /* e300c1 (a 603e core, plus some) on 83xx */ .pvr_mask = 0x7fff0000, .pvr_value = 0x00830000, .cpu_name = "e300c1", .cpu_features = CPU_FTRS_E300, .cpu_user_features = COMMON_USER, .icache_bsize = 32, .dcache_bsize = 32, .cpu_setup = __setup_cpu_603, .platform = "ppc603", }, { /* e300c2 (an e300c1 core, plus some, minus FPU) on 83xx */ .pvr_mask = 0x7fff0000, .pvr_value = 0x00840000, .cpu_name = "e300c2", .cpu_features = CPU_FTRS_E300C2, .cpu_user_features = PPC_FEATURE_32 | PPC_FEATURE_HAS_MMU, .icache_bsize = 32, .dcache_bsize = 32, .cpu_setup = __setup_cpu_603, .platform = "ppc603", }, { /* e300c3 on 83xx */ .pvr_mask = 0x7fff0000, .pvr_value = 0x00850000, .cpu_name = "e300c3", .cpu_features = CPU_FTRS_E300, .cpu_user_features = COMMON_USER, .icache_bsize = 32, .dcache_bsize = 32, .cpu_setup = __setup_cpu_603, .platform = "ppc603", }, { /* default match, we assume split I/D cache & TB (non-601)... */ .pvr_mask = 0x00000000, .pvr_value = 0x00000000, .cpu_name = "(generic PPC)", .cpu_features = CPU_FTRS_CLASSIC32, .cpu_user_features = COMMON_USER, .icache_bsize = 32, .dcache_bsize = 32, .platform = "ppc603", }, #endif /* CLASSIC_PPC */ #ifdef CONFIG_8xx { /* 8xx */ .pvr_mask = 0xffff0000, .pvr_value = 0x00500000, .cpu_name = "8xx", /* CPU_FTR_MAYBE_CAN_DOZE is possible, * if the 8xx code is there.... */ .cpu_features = CPU_FTRS_8XX, .cpu_user_features = PPC_FEATURE_32 | PPC_FEATURE_HAS_MMU, .icache_bsize = 16, .dcache_bsize = 16, .platform = "ppc823", }, #endif /* CONFIG_8xx */ #ifdef CONFIG_40x { /* 403GC */ .pvr_mask = 0xffffff00, .pvr_value = 0x00200200, .cpu_name = "403GC", .cpu_features = CPU_FTRS_40X, .cpu_user_features = PPC_FEATURE_32 | PPC_FEATURE_HAS_MMU, .icache_bsize = 16, .dcache_bsize = 16, .platform = "ppc403", }, { /* 403GCX */ .pvr_mask = 0xffffff00, .pvr_value = 0x00201400, .cpu_name = "403GCX", .cpu_features = CPU_FTRS_40X, .cpu_user_features = PPC_FEATURE_32 | PPC_FEATURE_HAS_MMU | PPC_FEATURE_NO_TB, .icache_bsize = 16, .dcache_bsize = 16, .platform = "ppc403", }, { /* 403G ?? */ .pvr_mask = 0xffff0000, .pvr_value = 0x00200000, .cpu_name = "403G ??", .cpu_features = CPU_FTRS_40X, .cpu_user_features = PPC_FEATURE_32 | PPC_FEATURE_HAS_MMU, .icache_bsize = 16, .dcache_bsize = 16, .platform = "ppc403", }, { /* 405GP */ .pvr_mask = 0xffff0000, .pvr_value = 0x40110000, .cpu_name = "405GP", .cpu_features = CPU_FTRS_40X, .cpu_user_features = PPC_FEATURE_32 | PPC_FEATURE_HAS_MMU | PPC_FEATURE_HAS_4xxMAC, .icache_bsize = 32, .dcache_bsize = 32, .platform = "ppc405", }, { /* STB 03xxx */ .pvr_mask = 0xffff0000, .pvr_value = 0x40130000, .cpu_name = "STB03xxx", .cpu_features = CPU_FTRS_40X, .cpu_user_features = PPC_FEATURE_32 | PPC_FEATURE_HAS_MMU | PPC_FEATURE_HAS_4xxMAC, .icache_bsize = 32, .dcache_bsize = 32, .platform = "ppc405", }, { /* STB 04xxx */ .pvr_mask = 0xffff0000, .pvr_value = 0x41810000, .cpu_name = "STB04xxx", .cpu_features = CPU_FTRS_40X, .cpu_user_features = PPC_FEATURE_32 | PPC_FEATURE_HAS_MMU | PPC_FEATURE_HAS_4xxMAC, .icache_bsize = 32, .dcache_bsize = 32, .platform = "ppc405", }, { /* NP405L */ .pvr_mask = 0xffff0000, .pvr_value = 0x41610000, .cpu_name = "NP405L", .cpu_features = CPU_FTRS_40X, .cpu_user_features = PPC_FEATURE_32 | PPC_FEATURE_HAS_MMU | PPC_FEATURE_HAS_4xxMAC, .icache_bsize = 32, .dcache_bsize = 32, .platform = "ppc405", }, { /* NP4GS3 */ .pvr_mask = 0xffff0000, .pvr_value = 0x40B10000, .cpu_name = "NP4GS3", .cpu_features = CPU_FTRS_40X, .cpu_user_features = PPC_FEATURE_32 | PPC_FEATURE_HAS_MMU | PPC_FEATURE_HAS_4xxMAC, .icache_bsize = 32, .dcache_bsize = 32, .platform = "ppc405", }, { /* NP405H */ .pvr_mask = 0xffff0000, .pvr_value = 0x41410000, .cpu_name = "NP405H", .cpu_features = CPU_FTRS_40X, .cpu_user_features = PPC_FEATURE_32 | PPC_FEATURE_HAS_MMU | PPC_FEATURE_HAS_4xxMAC, .icache_bsize = 32, .dcache_bsize = 32, .platform = "ppc405", }, { /* 405GPr */ .pvr_mask = 0xffff0000, .pvr_value = 0x50910000, .cpu_name = "405GPr", .cpu_features = CPU_FTRS_40X, .cpu_user_features = PPC_FEATURE_32 | PPC_FEATURE_HAS_MMU | PPC_FEATURE_HAS_4xxMAC, .icache_bsize = 32, .dcache_bsize = 32, .platform = "ppc405", }, { /* STBx25xx */ .pvr_mask = 0xffff0000, .pvr_value = 0x51510000, .cpu_name = "STBx25xx", .cpu_features = CPU_FTRS_40X, .cpu_user_features = PPC_FEATURE_32 | PPC_FEATURE_HAS_MMU | PPC_FEATURE_HAS_4xxMAC, .icache_bsize = 32, .dcache_bsize = 32, .platform = "ppc405", }, { /* 405LP */ .pvr_mask = 0xffff0000, .pvr_value = 0x41F10000, .cpu_name = "405LP", .cpu_features = CPU_FTRS_40X, .cpu_user_features = PPC_FEATURE_32 | PPC_FEATURE_HAS_MMU, .icache_bsize = 32, .dcache_bsize = 32, .platform = "ppc405", }, { /* Xilinx Virtex-II Pro */ .pvr_mask = 0xfffff000, .pvr_value = 0x20010000, .cpu_name = "Virtex-II Pro", .cpu_features = CPU_FTRS_40X, .cpu_user_features = PPC_FEATURE_32 | PPC_FEATURE_HAS_MMU | PPC_FEATURE_HAS_4xxMAC, .icache_bsize = 32, .dcache_bsize = 32, .platform = "ppc405", }, { /* Xilinx Virtex-4 FX */ .pvr_mask = 0xfffff000, .pvr_value = 0x20011000, .cpu_name = "Virtex-4 FX", .cpu_features = CPU_FTRS_40X, .cpu_user_features = PPC_FEATURE_32 | PPC_FEATURE_HAS_MMU | PPC_FEATURE_HAS_4xxMAC, .icache_bsize = 32, .dcache_bsize = 32, .platform = "ppc405", }, { /* 405EP */ .pvr_mask = 0xffff0000, .pvr_value = 0x51210000, .cpu_name = "405EP", .cpu_features = CPU_FTRS_40X, .cpu_user_features = PPC_FEATURE_32 | PPC_FEATURE_HAS_MMU | PPC_FEATURE_HAS_4xxMAC, .icache_bsize = 32, .dcache_bsize = 32, .platform = "ppc405", }, #endif /* CONFIG_40x */ #ifdef CONFIG_44x { .pvr_mask = 0xf0000fff, .pvr_value = 0x40000850, .cpu_name = "440EP Rev. A", .cpu_features = CPU_FTRS_44X, .cpu_user_features = COMMON_USER_BOOKE | PPC_FEATURE_HAS_FPU, .icache_bsize = 32, .dcache_bsize = 32, .platform = "ppc440", }, { .pvr_mask = 0xf0000fff, .pvr_value = 0x400008d3, .cpu_name = "440EP Rev. B", .cpu_features = CPU_FTRS_44X, .cpu_user_features = COMMON_USER_BOOKE | PPC_FEATURE_HAS_FPU, .icache_bsize = 32, .dcache_bsize = 32, .platform = "ppc440", }, { /* 440GP Rev. B */ .pvr_mask = 0xf0000fff, .pvr_value = 0x40000440, .cpu_name = "440GP Rev. B", .cpu_features = CPU_FTRS_44X, .cpu_user_features = COMMON_USER_BOOKE, .icache_bsize = 32, .dcache_bsize = 32, .platform = "ppc440gp", }, { /* 440GP Rev. C */ .pvr_mask = 0xf0000fff, .pvr_value = 0x40000481, .cpu_name = "440GP Rev. C", .cpu_features = CPU_FTRS_44X, .cpu_user_features = COMMON_USER_BOOKE, .icache_bsize = 32, .dcache_bsize = 32, .platform = "ppc440gp", }, { /* 440GX Rev. A */ .pvr_mask = 0xf0000fff, .pvr_value = 0x50000850, .cpu_name = "440GX Rev. A", .cpu_features = CPU_FTRS_44X, .cpu_user_features = COMMON_USER_BOOKE, .icache_bsize = 32, .dcache_bsize = 32, .platform = "ppc440", }, { /* 440GX Rev. B */ .pvr_mask = 0xf0000fff, .pvr_value = 0x50000851, .cpu_name = "440GX Rev. B", .cpu_features = CPU_FTRS_44X, .cpu_user_features = COMMON_USER_BOOKE, .icache_bsize = 32, .dcache_bsize = 32, .platform = "ppc440", }, { /* 440GX Rev. C */ .pvr_mask = 0xf0000fff, .pvr_value = 0x50000892, .cpu_name = "440GX Rev. C", .cpu_features = CPU_FTRS_44X, .cpu_user_features = COMMON_USER_BOOKE, .icache_bsize = 32, .dcache_bsize = 32, .platform = "ppc440", }, { /* 440GX Rev. F */ .pvr_mask = 0xf0000fff, .pvr_value = 0x50000894, .cpu_name = "440GX Rev. F", .cpu_features = CPU_FTRS_44X, .cpu_user_features = COMMON_USER_BOOKE, .icache_bsize = 32, .dcache_bsize = 32, .platform = "ppc440", }, { /* 440SP Rev. A */ .pvr_mask = 0xfff00fff, .pvr_value = 0x53200891, .cpu_name = "440SP Rev. A", .cpu_features = CPU_FTRS_44X, .cpu_user_features = COMMON_USER_BOOKE, .icache_bsize = 32, .dcache_bsize = 32, .platform = "ppc440", }, { /* 440SPe Rev. A */ .pvr_mask = 0xfff00fff, .pvr_value = 0x53400890, .cpu_name = "440SPe Rev. A", .cpu_features = CPU_FTRS_44X, .cpu_user_features = COMMON_USER_BOOKE, .icache_bsize = 32, .dcache_bsize = 32, .platform = "ppc440", }, { /* 440SPe Rev. B */ .pvr_mask = 0xfff00fff, .pvr_value = 0x53400891, .cpu_name = "440SPe Rev. B", .cpu_features = CPU_FTRS_44X, .cpu_user_features = COMMON_USER_BOOKE, .icache_bsize = 32, .dcache_bsize = 32, .platform = "ppc440", }, #endif /* CONFIG_44x */ #ifdef CONFIG_FSL_BOOKE { /* e200z5 */ .pvr_mask = 0xfff00000, .pvr_value = 0x81000000, .cpu_name = "e200z5", /* xxx - galak: add CPU_FTR_MAYBE_CAN_DOZE */ .cpu_features = CPU_FTRS_E200, .cpu_user_features = COMMON_USER_BOOKE | PPC_FEATURE_HAS_EFP_SINGLE | PPC_FEATURE_UNIFIED_CACHE, .dcache_bsize = 32, .platform = "ppc5554", }, { /* e200z6 */ .pvr_mask = 0xfff00000, .pvr_value = 0x81100000, .cpu_name = "e200z6", /* xxx - galak: add CPU_FTR_MAYBE_CAN_DOZE */ .cpu_features = CPU_FTRS_E200, .cpu_user_features = COMMON_USER_BOOKE | PPC_FEATURE_SPE_COMP | PPC_FEATURE_HAS_EFP_SINGLE | PPC_FEATURE_UNIFIED_CACHE, .dcache_bsize = 32, .platform = "ppc5554", }, { /* e500 */ .pvr_mask = 0xffff0000, .pvr_value = 0x80200000, .cpu_name = "e500", /* xxx - galak: add CPU_FTR_MAYBE_CAN_DOZE */ .cpu_features = CPU_FTRS_E500, .cpu_user_features = COMMON_USER_BOOKE | PPC_FEATURE_SPE_COMP | PPC_FEATURE_HAS_EFP_SINGLE, .icache_bsize = 32, .dcache_bsize = 32, .num_pmcs = 4, .oprofile_cpu_type = "ppc/e500", .oprofile_type = PPC_OPROFILE_BOOKE, .platform = "ppc8540", }, { /* e500v2 */ .pvr_mask = 0xffff0000, .pvr_value = 0x80210000, .cpu_name = "e500v2", /* xxx - galak: add CPU_FTR_MAYBE_CAN_DOZE */ .cpu_features = CPU_FTRS_E500_2, .cpu_user_features = COMMON_USER_BOOKE | PPC_FEATURE_SPE_COMP | PPC_FEATURE_HAS_EFP_SINGLE | PPC_FEATURE_HAS_EFP_DOUBLE, .icache_bsize = 32, .dcache_bsize = 32, .num_pmcs = 4, .oprofile_cpu_type = "ppc/e500", .oprofile_type = PPC_OPROFILE_BOOKE, .platform = "ppc8548", }, #endif #if !CLASSIC_PPC { /* default match */ .pvr_mask = 0x00000000, .pvr_value = 0x00000000, .cpu_name = "(generic PPC)", .cpu_features = CPU_FTRS_GENERIC_32, .cpu_user_features = PPC_FEATURE_32, .icache_bsize = 32, .dcache_bsize = 32, .platform = "powerpc", } #endif /* !CLASSIC_PPC */ #endif /* CONFIG_PPC32 */ }; struct cpu_spec *identify_cpu(unsigned long offset, unsigned int pvr) { struct cpu_spec *s = cpu_specs; struct cpu_spec **cur = &cur_cpu_spec; int i; s = PTRRELOC(s); cur = PTRRELOC(cur); for (i = 0; i < ARRAY_SIZE(cpu_specs); i++,s++) if ((pvr & s->pvr_mask) == s->pvr_value) { *cur = cpu_specs + i; #ifdef CONFIG_PPC64 /* ppc64 expects identify_cpu to also call setup_cpu * for that processor. I will consolidate that at a * later time, for now, just use our friend #ifdef. * we also don't need to PTRRELOC the function pointer * on ppc64 as we are running at 0 in real mode. */ if (s->cpu_setup) { s->cpu_setup(offset, s); } #endif /* CONFIG_PPC64 */ return s; } BUG(); return NULL; } void do_feature_fixups(unsigned long value, void *fixup_start, void *fixup_end) { struct fixup_entry { unsigned long mask; unsigned long value; long start_off; long end_off; } *fcur, *fend; fcur = fixup_start; fend = fixup_end; for (; fcur < fend; fcur++) { unsigned int *pstart, *pend, *p; if ((value & fcur->mask) == fcur->value) continue; /* These PTRRELOCs will disappear once the new scheme for * modules and vdso is implemented */ pstart = ((unsigned int *)fcur) + (fcur->start_off / 4); pend = ((unsigned int *)fcur) + (fcur->end_off / 4); for (p = pstart; p < pend; p++) { *p = 0x60000000u; asm volatile ("dcbst 0, %0" : : "r" (p)); } asm volatile ("sync" : : : "memory"); for (p = pstart; p < pend; p++) asm volatile ("icbi 0,%0" : : "r" (p)); asm volatile ("sync; isync" : : : "memory"); } }