495 lines
19 KiB
C
495 lines
19 KiB
C
#ifndef __ASM_POWERPC_CPUTABLE_H
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#define __ASM_POWERPC_CPUTABLE_H
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#include <asm/asm-compat.h>
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#define PPC_FEATURE_32 0x80000000
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#define PPC_FEATURE_64 0x40000000
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#define PPC_FEATURE_601_INSTR 0x20000000
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#define PPC_FEATURE_HAS_ALTIVEC 0x10000000
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#define PPC_FEATURE_HAS_FPU 0x08000000
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#define PPC_FEATURE_HAS_MMU 0x04000000
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#define PPC_FEATURE_HAS_4xxMAC 0x02000000
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#define PPC_FEATURE_UNIFIED_CACHE 0x01000000
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#define PPC_FEATURE_HAS_SPE 0x00800000
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#define PPC_FEATURE_HAS_EFP_SINGLE 0x00400000
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#define PPC_FEATURE_HAS_EFP_DOUBLE 0x00200000
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#define PPC_FEATURE_NO_TB 0x00100000
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#define PPC_FEATURE_POWER4 0x00080000
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#define PPC_FEATURE_POWER5 0x00040000
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#define PPC_FEATURE_POWER5_PLUS 0x00020000
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#define PPC_FEATURE_CELL 0x00010000
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#define PPC_FEATURE_BOOKE 0x00008000
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#define PPC_FEATURE_SMT 0x00004000
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#define PPC_FEATURE_ICACHE_SNOOP 0x00002000
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#define PPC_FEATURE_ARCH_2_05 0x00001000
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#define PPC_FEATURE_PA6T 0x00000800
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#define PPC_FEATURE_HAS_DFP 0x00000400
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#define PPC_FEATURE_POWER6_EXT 0x00000200
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#define PPC_FEATURE_TRUE_LE 0x00000002
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#define PPC_FEATURE_PPC_LE 0x00000001
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#ifdef __KERNEL__
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#ifndef __ASSEMBLY__
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/* This structure can grow, it's real size is used by head.S code
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* via the mkdefs mechanism.
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*/
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struct cpu_spec;
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typedef void (*cpu_setup_t)(unsigned long offset, struct cpu_spec* spec);
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typedef void (*cpu_restore_t)(void);
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enum powerpc_oprofile_type {
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PPC_OPROFILE_INVALID = 0,
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PPC_OPROFILE_RS64 = 1,
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PPC_OPROFILE_POWER4 = 2,
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PPC_OPROFILE_G4 = 3,
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PPC_OPROFILE_FSL_EMB = 4,
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PPC_OPROFILE_CELL = 5,
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PPC_OPROFILE_PA6T = 6,
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};
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enum powerpc_pmc_type {
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PPC_PMC_DEFAULT = 0,
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PPC_PMC_IBM = 1,
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PPC_PMC_PA6T = 2,
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};
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struct pt_regs;
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extern int machine_check_generic(struct pt_regs *regs);
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extern int machine_check_4xx(struct pt_regs *regs);
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extern int machine_check_440A(struct pt_regs *regs);
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extern int machine_check_e500(struct pt_regs *regs);
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extern int machine_check_e200(struct pt_regs *regs);
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/* NOTE WELL: Update identify_cpu() if fields are added or removed! */
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struct cpu_spec {
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/* CPU is matched via (PVR & pvr_mask) == pvr_value */
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unsigned int pvr_mask;
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unsigned int pvr_value;
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char *cpu_name;
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unsigned long cpu_features; /* Kernel features */
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unsigned int cpu_user_features; /* Userland features */
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/* cache line sizes */
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unsigned int icache_bsize;
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unsigned int dcache_bsize;
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/* number of performance monitor counters */
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unsigned int num_pmcs;
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enum powerpc_pmc_type pmc_type;
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/* this is called to initialize various CPU bits like L1 cache,
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* BHT, SPD, etc... from head.S before branching to identify_machine
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*/
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cpu_setup_t cpu_setup;
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/* Used to restore cpu setup on secondary processors and at resume */
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cpu_restore_t cpu_restore;
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/* Used by oprofile userspace to select the right counters */
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char *oprofile_cpu_type;
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/* Processor specific oprofile operations */
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enum powerpc_oprofile_type oprofile_type;
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/* Bit locations inside the mmcra change */
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unsigned long oprofile_mmcra_sihv;
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unsigned long oprofile_mmcra_sipr;
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/* Bits to clear during an oprofile exception */
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unsigned long oprofile_mmcra_clear;
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/* Name of processor class, for the ELF AT_PLATFORM entry */
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char *platform;
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/* Processor specific machine check handling. Return negative
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* if the error is fatal, 1 if it was fully recovered and 0 to
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* pass up (not CPU originated) */
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int (*machine_check)(struct pt_regs *regs);
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};
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extern struct cpu_spec *cur_cpu_spec;
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extern unsigned int __start___ftr_fixup, __stop___ftr_fixup;
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extern struct cpu_spec *identify_cpu(unsigned long offset, unsigned int pvr);
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extern void do_feature_fixups(unsigned long value, void *fixup_start,
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void *fixup_end);
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#endif /* __ASSEMBLY__ */
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/* CPU kernel features */
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/* Retain the 32b definitions all use bottom half of word */
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#define CPU_FTR_COHERENT_ICACHE ASM_CONST(0x0000000000000001)
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#define CPU_FTR_L2CR ASM_CONST(0x0000000000000002)
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#define CPU_FTR_SPEC7450 ASM_CONST(0x0000000000000004)
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#define CPU_FTR_ALTIVEC ASM_CONST(0x0000000000000008)
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#define CPU_FTR_TAU ASM_CONST(0x0000000000000010)
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#define CPU_FTR_CAN_DOZE ASM_CONST(0x0000000000000020)
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#define CPU_FTR_USE_TB ASM_CONST(0x0000000000000040)
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#define CPU_FTR_604_PERF_MON ASM_CONST(0x0000000000000080)
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#define CPU_FTR_601 ASM_CONST(0x0000000000000100)
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#define CPU_FTR_HPTE_TABLE ASM_CONST(0x0000000000000200)
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#define CPU_FTR_CAN_NAP ASM_CONST(0x0000000000000400)
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#define CPU_FTR_L3CR ASM_CONST(0x0000000000000800)
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#define CPU_FTR_L3_DISABLE_NAP ASM_CONST(0x0000000000001000)
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#define CPU_FTR_NAP_DISABLE_L2_PR ASM_CONST(0x0000000000002000)
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#define CPU_FTR_DUAL_PLL_750FX ASM_CONST(0x0000000000004000)
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#define CPU_FTR_NO_DPM ASM_CONST(0x0000000000008000)
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#define CPU_FTR_HAS_HIGH_BATS ASM_CONST(0x0000000000010000)
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#define CPU_FTR_NEED_COHERENT ASM_CONST(0x0000000000020000)
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#define CPU_FTR_NO_BTIC ASM_CONST(0x0000000000040000)
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#define CPU_FTR_BIG_PHYS ASM_CONST(0x0000000000080000)
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#define CPU_FTR_NODSISRALIGN ASM_CONST(0x0000000000100000)
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#define CPU_FTR_PPC_LE ASM_CONST(0x0000000000200000)
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#define CPU_FTR_REAL_LE ASM_CONST(0x0000000000400000)
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#define CPU_FTR_FPU_UNAVAILABLE ASM_CONST(0x0000000000800000)
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#define CPU_FTR_UNIFIED_ID_CACHE ASM_CONST(0x0000000001000000)
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#define CPU_FTR_SPE ASM_CONST(0x0000000002000000)
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#define CPU_FTR_NEED_PAIRED_STWCX ASM_CONST(0x0000000004000000)
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/*
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* Add the 64-bit processor unique features in the top half of the word;
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* on 32-bit, make the names available but defined to be 0.
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*/
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#ifdef __powerpc64__
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#define LONG_ASM_CONST(x) ASM_CONST(x)
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#else
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#define LONG_ASM_CONST(x) 0
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#endif
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#define CPU_FTR_SLB LONG_ASM_CONST(0x0000000100000000)
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#define CPU_FTR_16M_PAGE LONG_ASM_CONST(0x0000000200000000)
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#define CPU_FTR_TLBIEL LONG_ASM_CONST(0x0000000400000000)
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#define CPU_FTR_NOEXECUTE LONG_ASM_CONST(0x0000000800000000)
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#define CPU_FTR_IABR LONG_ASM_CONST(0x0000002000000000)
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#define CPU_FTR_MMCRA LONG_ASM_CONST(0x0000004000000000)
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#define CPU_FTR_CTRL LONG_ASM_CONST(0x0000008000000000)
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#define CPU_FTR_SMT LONG_ASM_CONST(0x0000010000000000)
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#define CPU_FTR_LOCKLESS_TLBIE LONG_ASM_CONST(0x0000040000000000)
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#define CPU_FTR_CI_LARGE_PAGE LONG_ASM_CONST(0x0000100000000000)
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#define CPU_FTR_PAUSE_ZERO LONG_ASM_CONST(0x0000200000000000)
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#define CPU_FTR_PURR LONG_ASM_CONST(0x0000400000000000)
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#define CPU_FTR_CELL_TB_BUG LONG_ASM_CONST(0x0000800000000000)
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#define CPU_FTR_SPURR LONG_ASM_CONST(0x0001000000000000)
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#define CPU_FTR_DSCR LONG_ASM_CONST(0x0002000000000000)
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#define CPU_FTR_1T_SEGMENT LONG_ASM_CONST(0x0004000000000000)
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#define CPU_FTR_NO_SLBIE_B LONG_ASM_CONST(0x0008000000000000)
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#ifndef __ASSEMBLY__
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#define CPU_FTR_PPCAS_ARCH_V2 (CPU_FTR_SLB | \
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CPU_FTR_TLBIEL | CPU_FTR_NOEXECUTE | \
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CPU_FTR_NODSISRALIGN | CPU_FTR_16M_PAGE)
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/* We only set the altivec features if the kernel was compiled with altivec
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* support
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*/
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#ifdef CONFIG_ALTIVEC
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#define CPU_FTR_ALTIVEC_COMP CPU_FTR_ALTIVEC
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#define PPC_FEATURE_HAS_ALTIVEC_COMP PPC_FEATURE_HAS_ALTIVEC
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#else
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#define CPU_FTR_ALTIVEC_COMP 0
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#define PPC_FEATURE_HAS_ALTIVEC_COMP 0
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#endif
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/* We only set the spe features if the kernel was compiled with spe
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* support
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*/
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#ifdef CONFIG_SPE
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#define CPU_FTR_SPE_COMP CPU_FTR_SPE
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#define PPC_FEATURE_HAS_SPE_COMP PPC_FEATURE_HAS_SPE
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#define PPC_FEATURE_HAS_EFP_SINGLE_COMP PPC_FEATURE_HAS_EFP_SINGLE
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#define PPC_FEATURE_HAS_EFP_DOUBLE_COMP PPC_FEATURE_HAS_EFP_DOUBLE
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#else
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#define CPU_FTR_SPE_COMP 0
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#define PPC_FEATURE_HAS_SPE_COMP 0
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#define PPC_FEATURE_HAS_EFP_SINGLE_COMP 0
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#define PPC_FEATURE_HAS_EFP_DOUBLE_COMP 0
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#endif
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/* We need to mark all pages as being coherent if we're SMP or we have a
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* 74[45]x and an MPC107 host bridge. Also 83xx and PowerQUICC II
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* require it for PCI "streaming/prefetch" to work properly.
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*/
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#if defined(CONFIG_SMP) || defined(CONFIG_MPC10X_BRIDGE) \
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|| defined(CONFIG_PPC_83xx) || defined(CONFIG_8260)
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#define CPU_FTR_COMMON CPU_FTR_NEED_COHERENT
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#else
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#define CPU_FTR_COMMON 0
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#endif
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/* The powersave features NAP & DOZE seems to confuse BDI when
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debugging. So if a BDI is used, disable theses
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*/
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#ifndef CONFIG_BDI_SWITCH
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#define CPU_FTR_MAYBE_CAN_DOZE CPU_FTR_CAN_DOZE
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#define CPU_FTR_MAYBE_CAN_NAP CPU_FTR_CAN_NAP
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#else
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#define CPU_FTR_MAYBE_CAN_DOZE 0
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#define CPU_FTR_MAYBE_CAN_NAP 0
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#endif
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#define CLASSIC_PPC (!defined(CONFIG_8xx) && !defined(CONFIG_4xx) && \
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!defined(CONFIG_POWER3) && !defined(CONFIG_POWER4) && \
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!defined(CONFIG_BOOKE))
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#define CPU_FTRS_PPC601 (CPU_FTR_COMMON | CPU_FTR_601 | CPU_FTR_HPTE_TABLE | \
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CPU_FTR_COHERENT_ICACHE | CPU_FTR_UNIFIED_ID_CACHE)
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#define CPU_FTRS_603 (CPU_FTR_COMMON | \
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CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | \
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CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_PPC_LE)
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#define CPU_FTRS_604 (CPU_FTR_COMMON | \
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CPU_FTR_USE_TB | CPU_FTR_604_PERF_MON | CPU_FTR_HPTE_TABLE | \
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CPU_FTR_PPC_LE)
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#define CPU_FTRS_740_NOTAU (CPU_FTR_COMMON | \
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CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \
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CPU_FTR_HPTE_TABLE | CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_PPC_LE)
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#define CPU_FTRS_740 (CPU_FTR_COMMON | \
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CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \
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CPU_FTR_TAU | CPU_FTR_HPTE_TABLE | CPU_FTR_MAYBE_CAN_NAP | \
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CPU_FTR_PPC_LE)
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#define CPU_FTRS_750 (CPU_FTR_COMMON | \
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CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \
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CPU_FTR_TAU | CPU_FTR_HPTE_TABLE | CPU_FTR_MAYBE_CAN_NAP | \
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CPU_FTR_PPC_LE)
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#define CPU_FTRS_750CL (CPU_FTRS_750 | CPU_FTR_HAS_HIGH_BATS)
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#define CPU_FTRS_750FX1 (CPU_FTRS_750 | CPU_FTR_DUAL_PLL_750FX | CPU_FTR_NO_DPM)
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#define CPU_FTRS_750FX2 (CPU_FTRS_750 | CPU_FTR_NO_DPM)
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#define CPU_FTRS_750FX (CPU_FTRS_750 | CPU_FTR_DUAL_PLL_750FX | \
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CPU_FTR_HAS_HIGH_BATS)
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#define CPU_FTRS_750GX (CPU_FTRS_750FX)
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#define CPU_FTRS_7400_NOTAU (CPU_FTR_COMMON | \
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CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \
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CPU_FTR_ALTIVEC_COMP | CPU_FTR_HPTE_TABLE | \
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CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_PPC_LE)
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#define CPU_FTRS_7400 (CPU_FTR_COMMON | \
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CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \
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CPU_FTR_TAU | CPU_FTR_ALTIVEC_COMP | CPU_FTR_HPTE_TABLE | \
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CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_PPC_LE)
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#define CPU_FTRS_7450_20 (CPU_FTR_COMMON | \
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CPU_FTR_USE_TB | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
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CPU_FTR_L3CR | CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | \
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CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE | CPU_FTR_NEED_PAIRED_STWCX)
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#define CPU_FTRS_7450_21 (CPU_FTR_COMMON | \
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CPU_FTR_USE_TB | \
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CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
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CPU_FTR_L3CR | CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | \
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CPU_FTR_NAP_DISABLE_L2_PR | CPU_FTR_L3_DISABLE_NAP | \
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CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE | CPU_FTR_NEED_PAIRED_STWCX)
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#define CPU_FTRS_7450_23 (CPU_FTR_COMMON | \
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CPU_FTR_USE_TB | CPU_FTR_NEED_PAIRED_STWCX | \
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CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
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CPU_FTR_L3CR | CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | \
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CPU_FTR_NAP_DISABLE_L2_PR | CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE)
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#define CPU_FTRS_7455_1 (CPU_FTR_COMMON | \
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CPU_FTR_USE_TB | CPU_FTR_NEED_PAIRED_STWCX | \
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CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | CPU_FTR_L3CR | \
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CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | CPU_FTR_HAS_HIGH_BATS | \
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CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE)
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#define CPU_FTRS_7455_20 (CPU_FTR_COMMON | \
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CPU_FTR_USE_TB | CPU_FTR_NEED_PAIRED_STWCX | \
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CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
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CPU_FTR_L3CR | CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | \
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CPU_FTR_NAP_DISABLE_L2_PR | CPU_FTR_L3_DISABLE_NAP | \
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CPU_FTR_NEED_COHERENT | CPU_FTR_HAS_HIGH_BATS | CPU_FTR_PPC_LE)
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#define CPU_FTRS_7455 (CPU_FTR_COMMON | \
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CPU_FTR_USE_TB | \
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CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
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CPU_FTR_L3CR | CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | \
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CPU_FTR_NAP_DISABLE_L2_PR | CPU_FTR_HAS_HIGH_BATS | \
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CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE | CPU_FTR_NEED_PAIRED_STWCX)
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#define CPU_FTRS_7447_10 (CPU_FTR_COMMON | \
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CPU_FTR_USE_TB | \
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CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
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CPU_FTR_L3CR | CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | \
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CPU_FTR_NAP_DISABLE_L2_PR | CPU_FTR_HAS_HIGH_BATS | \
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CPU_FTR_NEED_COHERENT | CPU_FTR_NO_BTIC | CPU_FTR_PPC_LE | \
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CPU_FTR_NEED_PAIRED_STWCX)
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#define CPU_FTRS_7447 (CPU_FTR_COMMON | \
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CPU_FTR_USE_TB | \
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CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
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CPU_FTR_L3CR | CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | \
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CPU_FTR_NAP_DISABLE_L2_PR | CPU_FTR_HAS_HIGH_BATS | \
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CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE | CPU_FTR_NEED_PAIRED_STWCX)
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#define CPU_FTRS_7447A (CPU_FTR_COMMON | \
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CPU_FTR_USE_TB | \
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CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
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CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | \
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CPU_FTR_NAP_DISABLE_L2_PR | CPU_FTR_HAS_HIGH_BATS | \
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CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE | CPU_FTR_NEED_PAIRED_STWCX)
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#define CPU_FTRS_7448 (CPU_FTR_COMMON | \
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CPU_FTR_USE_TB | \
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CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
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CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | \
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CPU_FTR_NAP_DISABLE_L2_PR | CPU_FTR_HAS_HIGH_BATS | \
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CPU_FTR_PPC_LE | CPU_FTR_NEED_PAIRED_STWCX)
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#define CPU_FTRS_82XX (CPU_FTR_COMMON | \
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CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB)
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#define CPU_FTRS_G2_LE (CPU_FTR_COMMON | CPU_FTR_MAYBE_CAN_DOZE | \
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CPU_FTR_USE_TB | CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_HAS_HIGH_BATS)
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#define CPU_FTRS_E300 (CPU_FTR_MAYBE_CAN_DOZE | \
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CPU_FTR_USE_TB | CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_HAS_HIGH_BATS | \
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CPU_FTR_COMMON)
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#define CPU_FTRS_E300C2 (CPU_FTR_MAYBE_CAN_DOZE | \
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CPU_FTR_USE_TB | CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_HAS_HIGH_BATS | \
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CPU_FTR_COMMON | CPU_FTR_FPU_UNAVAILABLE)
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#define CPU_FTRS_CLASSIC32 (CPU_FTR_COMMON | \
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CPU_FTR_USE_TB | CPU_FTR_HPTE_TABLE)
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#define CPU_FTRS_8XX (CPU_FTR_USE_TB)
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#define CPU_FTRS_40X (CPU_FTR_USE_TB | CPU_FTR_NODSISRALIGN)
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#define CPU_FTRS_44X (CPU_FTR_USE_TB | CPU_FTR_NODSISRALIGN)
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#define CPU_FTRS_E200 (CPU_FTR_USE_TB | CPU_FTR_SPE_COMP | \
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CPU_FTR_NODSISRALIGN | CPU_FTR_COHERENT_ICACHE | \
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CPU_FTR_UNIFIED_ID_CACHE)
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|
#define CPU_FTRS_E500 (CPU_FTR_USE_TB | CPU_FTR_SPE_COMP | \
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CPU_FTR_NODSISRALIGN)
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#define CPU_FTRS_E500_2 (CPU_FTR_USE_TB | CPU_FTR_SPE_COMP | \
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CPU_FTR_BIG_PHYS | CPU_FTR_NODSISRALIGN)
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|
#define CPU_FTRS_GENERIC_32 (CPU_FTR_COMMON | CPU_FTR_NODSISRALIGN)
|
|
|
|
/* 64-bit CPUs */
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#define CPU_FTRS_POWER3 (CPU_FTR_USE_TB | \
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CPU_FTR_HPTE_TABLE | CPU_FTR_IABR | CPU_FTR_PPC_LE)
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#define CPU_FTRS_RS64 (CPU_FTR_USE_TB | \
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CPU_FTR_HPTE_TABLE | CPU_FTR_IABR | \
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CPU_FTR_MMCRA | CPU_FTR_CTRL)
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#define CPU_FTRS_POWER4 (CPU_FTR_USE_TB | \
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CPU_FTR_HPTE_TABLE | CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_CTRL | \
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|
CPU_FTR_MMCRA)
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#define CPU_FTRS_PPC970 (CPU_FTR_USE_TB | \
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|
CPU_FTR_HPTE_TABLE | CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_CTRL | \
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|
CPU_FTR_ALTIVEC_COMP | CPU_FTR_CAN_NAP | CPU_FTR_MMCRA)
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|
#define CPU_FTRS_POWER5 (CPU_FTR_USE_TB | \
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|
CPU_FTR_HPTE_TABLE | CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_CTRL | \
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CPU_FTR_MMCRA | CPU_FTR_SMT | \
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|
CPU_FTR_COHERENT_ICACHE | CPU_FTR_LOCKLESS_TLBIE | \
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|
CPU_FTR_PURR)
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|
#define CPU_FTRS_POWER6 (CPU_FTR_USE_TB | \
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|
CPU_FTR_HPTE_TABLE | CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_CTRL | \
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|
CPU_FTR_MMCRA | CPU_FTR_SMT | \
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|
CPU_FTR_COHERENT_ICACHE | CPU_FTR_LOCKLESS_TLBIE | \
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|
CPU_FTR_PURR | CPU_FTR_SPURR | CPU_FTR_REAL_LE | \
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|
CPU_FTR_DSCR)
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|
#define CPU_FTRS_CELL (CPU_FTR_USE_TB | \
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|
CPU_FTR_HPTE_TABLE | CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_CTRL | \
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|
CPU_FTR_ALTIVEC_COMP | CPU_FTR_MMCRA | CPU_FTR_SMT | \
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|
CPU_FTR_PAUSE_ZERO | CPU_FTR_CI_LARGE_PAGE | CPU_FTR_CELL_TB_BUG)
|
|
#define CPU_FTRS_PA6T (CPU_FTR_USE_TB | \
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|
CPU_FTR_HPTE_TABLE | CPU_FTR_PPCAS_ARCH_V2 | \
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|
CPU_FTR_ALTIVEC_COMP | CPU_FTR_CI_LARGE_PAGE | \
|
|
CPU_FTR_PURR | CPU_FTR_REAL_LE | CPU_FTR_NO_SLBIE_B)
|
|
#define CPU_FTRS_COMPATIBLE (CPU_FTR_USE_TB | \
|
|
CPU_FTR_HPTE_TABLE | CPU_FTR_PPCAS_ARCH_V2)
|
|
|
|
#ifdef __powerpc64__
|
|
#define CPU_FTRS_POSSIBLE \
|
|
(CPU_FTRS_POWER3 | CPU_FTRS_RS64 | CPU_FTRS_POWER4 | \
|
|
CPU_FTRS_PPC970 | CPU_FTRS_POWER5 | CPU_FTRS_POWER6 | \
|
|
CPU_FTRS_CELL | CPU_FTRS_PA6T | CPU_FTR_1T_SEGMENT)
|
|
#else
|
|
enum {
|
|
CPU_FTRS_POSSIBLE =
|
|
#if CLASSIC_PPC
|
|
CPU_FTRS_PPC601 | CPU_FTRS_603 | CPU_FTRS_604 | CPU_FTRS_740_NOTAU |
|
|
CPU_FTRS_740 | CPU_FTRS_750 | CPU_FTRS_750FX1 |
|
|
CPU_FTRS_750FX2 | CPU_FTRS_750FX | CPU_FTRS_750GX |
|
|
CPU_FTRS_7400_NOTAU | CPU_FTRS_7400 | CPU_FTRS_7450_20 |
|
|
CPU_FTRS_7450_21 | CPU_FTRS_7450_23 | CPU_FTRS_7455_1 |
|
|
CPU_FTRS_7455_20 | CPU_FTRS_7455 | CPU_FTRS_7447_10 |
|
|
CPU_FTRS_7447 | CPU_FTRS_7447A | CPU_FTRS_82XX |
|
|
CPU_FTRS_G2_LE | CPU_FTRS_E300 | CPU_FTRS_E300C2 |
|
|
CPU_FTRS_CLASSIC32 |
|
|
#else
|
|
CPU_FTRS_GENERIC_32 |
|
|
#endif
|
|
#ifdef CONFIG_8xx
|
|
CPU_FTRS_8XX |
|
|
#endif
|
|
#ifdef CONFIG_40x
|
|
CPU_FTRS_40X |
|
|
#endif
|
|
#ifdef CONFIG_44x
|
|
CPU_FTRS_44X |
|
|
#endif
|
|
#ifdef CONFIG_E200
|
|
CPU_FTRS_E200 |
|
|
#endif
|
|
#ifdef CONFIG_E500
|
|
CPU_FTRS_E500 | CPU_FTRS_E500_2 |
|
|
#endif
|
|
0,
|
|
};
|
|
#endif /* __powerpc64__ */
|
|
|
|
#ifdef __powerpc64__
|
|
#define CPU_FTRS_ALWAYS \
|
|
(CPU_FTRS_POWER3 & CPU_FTRS_RS64 & CPU_FTRS_POWER4 & \
|
|
CPU_FTRS_PPC970 & CPU_FTRS_POWER5 & CPU_FTRS_POWER6 & \
|
|
CPU_FTRS_CELL & CPU_FTRS_PA6T & CPU_FTRS_POSSIBLE)
|
|
#else
|
|
enum {
|
|
CPU_FTRS_ALWAYS =
|
|
#if CLASSIC_PPC
|
|
CPU_FTRS_PPC601 & CPU_FTRS_603 & CPU_FTRS_604 & CPU_FTRS_740_NOTAU &
|
|
CPU_FTRS_740 & CPU_FTRS_750 & CPU_FTRS_750FX1 &
|
|
CPU_FTRS_750FX2 & CPU_FTRS_750FX & CPU_FTRS_750GX &
|
|
CPU_FTRS_7400_NOTAU & CPU_FTRS_7400 & CPU_FTRS_7450_20 &
|
|
CPU_FTRS_7450_21 & CPU_FTRS_7450_23 & CPU_FTRS_7455_1 &
|
|
CPU_FTRS_7455_20 & CPU_FTRS_7455 & CPU_FTRS_7447_10 &
|
|
CPU_FTRS_7447 & CPU_FTRS_7447A & CPU_FTRS_82XX &
|
|
CPU_FTRS_G2_LE & CPU_FTRS_E300 & CPU_FTRS_E300C2 &
|
|
CPU_FTRS_CLASSIC32 &
|
|
#else
|
|
CPU_FTRS_GENERIC_32 &
|
|
#endif
|
|
#ifdef CONFIG_8xx
|
|
CPU_FTRS_8XX &
|
|
#endif
|
|
#ifdef CONFIG_40x
|
|
CPU_FTRS_40X &
|
|
#endif
|
|
#ifdef CONFIG_44x
|
|
CPU_FTRS_44X &
|
|
#endif
|
|
#ifdef CONFIG_E200
|
|
CPU_FTRS_E200 &
|
|
#endif
|
|
#ifdef CONFIG_E500
|
|
CPU_FTRS_E500 & CPU_FTRS_E500_2 &
|
|
#endif
|
|
CPU_FTRS_POSSIBLE,
|
|
};
|
|
#endif /* __powerpc64__ */
|
|
|
|
static inline int cpu_has_feature(unsigned long feature)
|
|
{
|
|
return (CPU_FTRS_ALWAYS & feature) ||
|
|
(CPU_FTRS_POSSIBLE
|
|
& cur_cpu_spec->cpu_features
|
|
& feature);
|
|
}
|
|
|
|
#endif /* !__ASSEMBLY__ */
|
|
|
|
#ifdef __ASSEMBLY__
|
|
|
|
#define BEGIN_FTR_SECTION_NESTED(label) label:
|
|
#define BEGIN_FTR_SECTION BEGIN_FTR_SECTION_NESTED(97)
|
|
#define END_FTR_SECTION_NESTED(msk, val, label) \
|
|
MAKE_FTR_SECTION_ENTRY(msk, val, label, __ftr_fixup)
|
|
#define END_FTR_SECTION(msk, val) \
|
|
END_FTR_SECTION_NESTED(msk, val, 97)
|
|
|
|
#define END_FTR_SECTION_IFSET(msk) END_FTR_SECTION((msk), (msk))
|
|
#define END_FTR_SECTION_IFCLR(msk) END_FTR_SECTION((msk), 0)
|
|
#endif /* __ASSEMBLY__ */
|
|
|
|
#endif /* __KERNEL__ */
|
|
#endif /* __ASM_POWERPC_CPUTABLE_H */
|