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gerrit-public.fairphone.software / kernel / msm-4.19 / d9405057c18cdc62eade7106a774d87a3e080875 / . / arch / powerpc / kernel / cputable.c
blob: b742013bb9da2f6fbc70b86d2fea909e707e6881 [file] [log] [blame]
/*
* 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 __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,
.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,
.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,
.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,
.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,
.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,
.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,
.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,
.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,
.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,
.cpu_setup = __setup_cpu_ppc970,
.cpu_restore = __restore_cpu_ppc970,
.oprofile_cpu_type = "ppc64/970",
.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,
.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,
.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,
.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 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,
.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,
.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,
.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,
.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,
.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,
.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,
.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",
},
{ /* 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_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",
},
{ /* 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 = 0xff000fff,
.pvr_value = 0x53000891,
.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 = 0xff000fff,
.pvr_value = 0x53000890,
.cpu_name = "440SPe Rev. A",
.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");
}
}