SLUB: return ZERO_SIZE_PTR for kmalloc(0)

[linux-2.6] / include / asm-i386 / msr-index.h

#ifndef __ASM_MSR_INDEX_H
#define __ASM_MSR_INDEX_H

/* CPU model specific register (MSR) numbers */

/* x86-64 specific MSRs */
#define MSR_EFER                0xc0000080 /* extended feature register */
#define MSR_STAR                0xc0000081 /* legacy mode SYSCALL target */
#define MSR_LSTAR               0xc0000082 /* long mode SYSCALL target */
#define MSR_CSTAR               0xc0000083 /* compat mode SYSCALL target */
#define MSR_SYSCALL_MASK        0xc0000084 /* EFLAGS mask for syscall */
#define MSR_FS_BASE             0xc0000100 /* 64bit FS base */
#define MSR_GS_BASE             0xc0000101 /* 64bit GS base */
#define MSR_KERNEL_GS_BASE      0xc0000102 /* SwapGS GS shadow */

/* EFER bits: */
#define _EFER_SCE               0  /* SYSCALL/SYSRET */
#define _EFER_LME               8  /* Long mode enable */
#define _EFER_LMA               10 /* Long mode active (read-only) */
#define _EFER_NX                11 /* No execute enable */

#define EFER_SCE                (1<<_EFER_SCE)
#define EFER_LME                (1<<_EFER_LME)
#define EFER_LMA                (1<<_EFER_LMA)
#define EFER_NX                 (1<<_EFER_NX)

/* Intel MSRs. Some also available on other CPUs */
#define MSR_IA32_PERFCTR0               0x000000c1
#define MSR_IA32_PERFCTR1               0x000000c2
#define MSR_FSB_FREQ                    0x000000cd

#define MSR_MTRRcap                     0x000000fe
#define MSR_IA32_BBL_CR_CTL             0x00000119

#define MSR_IA32_SYSENTER_CS            0x00000174
#define MSR_IA32_SYSENTER_ESP           0x00000175
#define MSR_IA32_SYSENTER_EIP           0x00000176

#define MSR_IA32_MCG_CAP                0x00000179
#define MSR_IA32_MCG_STATUS             0x0000017a
#define MSR_IA32_MCG_CTL                0x0000017b

#define MSR_IA32_PEBS_ENABLE            0x000003f1
#define MSR_IA32_DS_AREA                0x00000600
#define MSR_IA32_PERF_CAPABILITIES      0x00000345

#define MSR_MTRRfix64K_00000            0x00000250
#define MSR_MTRRfix16K_80000            0x00000258
#define MSR_MTRRfix16K_A0000            0x00000259
#define MSR_MTRRfix4K_C0000             0x00000268
#define MSR_MTRRfix4K_C8000             0x00000269
#define MSR_MTRRfix4K_D0000             0x0000026a
#define MSR_MTRRfix4K_D8000             0x0000026b
#define MSR_MTRRfix4K_E0000             0x0000026c
#define MSR_MTRRfix4K_E8000             0x0000026d
#define MSR_MTRRfix4K_F0000             0x0000026e
#define MSR_MTRRfix4K_F8000             0x0000026f
#define MSR_MTRRdefType                 0x000002ff

#define MSR_IA32_DEBUGCTLMSR            0x000001d9
#define MSR_IA32_LASTBRANCHFROMIP       0x000001db
#define MSR_IA32_LASTBRANCHTOIP         0x000001dc
#define MSR_IA32_LASTINTFROMIP          0x000001dd
#define MSR_IA32_LASTINTTOIP            0x000001de

#define MSR_IA32_MC0_CTL                0x00000400
#define MSR_IA32_MC0_STATUS             0x00000401
#define MSR_IA32_MC0_ADDR               0x00000402
#define MSR_IA32_MC0_MISC               0x00000403

#define MSR_P6_PERFCTR0                 0x000000c1
#define MSR_P6_PERFCTR1                 0x000000c2
#define MSR_P6_EVNTSEL0                 0x00000186
#define MSR_P6_EVNTSEL1                 0x00000187

/* K7/K8 MSRs. Not complete. See the architecture manual for a more
   complete list. */
#define MSR_K7_EVNTSEL0                 0xc0010000
#define MSR_K7_PERFCTR0                 0xc0010004
#define MSR_K7_EVNTSEL1                 0xc0010001
#define MSR_K7_PERFCTR1                 0xc0010005
#define MSR_K7_EVNTSEL2                 0xc0010002
#define MSR_K7_PERFCTR2                 0xc0010006
#define MSR_K7_EVNTSEL3                 0xc0010003
#define MSR_K7_PERFCTR3                 0xc0010007
#define MSR_K8_TOP_MEM1                 0xc001001a
#define MSR_K7_CLK_CTL                  0xc001001b
#define MSR_K8_TOP_MEM2                 0xc001001d
#define MSR_K8_SYSCFG                   0xc0010010

#define K8_MTRRFIXRANGE_DRAM_ENABLE     0x00040000 /* MtrrFixDramEn bit    */
#define K8_MTRRFIXRANGE_DRAM_MODIFY     0x00080000 /* MtrrFixDramModEn bit */
#define K8_MTRR_RDMEM_WRMEM_MASK        0x18181818 /* Mask: RdMem|WrMem    */

#define MSR_K7_HWCR                     0xc0010015
#define MSR_K8_HWCR                     0xc0010015
#define MSR_K7_FID_VID_CTL              0xc0010041
#define MSR_K7_FID_VID_STATUS           0xc0010042
#define MSR_K8_ENABLE_C1E               0xc0010055

/* K6 MSRs */
#define MSR_K6_EFER                     0xc0000080
#define MSR_K6_STAR                     0xc0000081
#define MSR_K6_WHCR                     0xc0000082
#define MSR_K6_UWCCR                    0xc0000085
#define MSR_K6_EPMR                     0xc0000086
#define MSR_K6_PSOR                     0xc0000087
#define MSR_K6_PFIR                     0xc0000088

/* Centaur-Hauls/IDT defined MSRs. */
#define MSR_IDT_FCR1                    0x00000107
#define MSR_IDT_FCR2                    0x00000108
#define MSR_IDT_FCR3                    0x00000109
#define MSR_IDT_FCR4                    0x0000010a

#define MSR_IDT_MCR0                    0x00000110
#define MSR_IDT_MCR1                    0x00000111
#define MSR_IDT_MCR2                    0x00000112
#define MSR_IDT_MCR3                    0x00000113
#define MSR_IDT_MCR4                    0x00000114
#define MSR_IDT_MCR5                    0x00000115
#define MSR_IDT_MCR6                    0x00000116
#define MSR_IDT_MCR7                    0x00000117
#define MSR_IDT_MCR_CTRL                0x00000120

/* VIA Cyrix defined MSRs*/
#define MSR_VIA_FCR                     0x00001107
#define MSR_VIA_LONGHAUL                0x0000110a
#define MSR_VIA_RNG                     0x0000110b
#define MSR_VIA_BCR2                    0x00001147

/* Transmeta defined MSRs */
#define MSR_TMTA_LONGRUN_CTRL           0x80868010
#define MSR_TMTA_LONGRUN_FLAGS          0x80868011
#define MSR_TMTA_LRTI_READOUT           0x80868018
#define MSR_TMTA_LRTI_VOLT_MHZ          0x8086801a

/* Intel defined MSRs. */
#define MSR_IA32_P5_MC_ADDR             0x00000000
#define MSR_IA32_P5_MC_TYPE             0x00000001
#define MSR_IA32_TSC                    0x00000010
#define MSR_IA32_PLATFORM_ID            0x00000017
#define MSR_IA32_EBL_CR_POWERON         0x0000002a

#define MSR_IA32_APICBASE               0x0000001b
#define MSR_IA32_APICBASE_BSP           (1<<8)
#define MSR_IA32_APICBASE_ENABLE        (1<<11)
#define MSR_IA32_APICBASE_BASE          (0xfffff<<12)

#define MSR_IA32_UCODE_WRITE            0x00000079
#define MSR_IA32_UCODE_REV              0x0000008b

#define MSR_IA32_PERF_STATUS            0x00000198
#define MSR_IA32_PERF_CTL               0x00000199

#define MSR_IA32_MPERF                  0x000000e7
#define MSR_IA32_APERF                  0x000000e8

#define MSR_IA32_THERM_CONTROL          0x0000019a
#define MSR_IA32_THERM_INTERRUPT        0x0000019b
#define MSR_IA32_THERM_STATUS           0x0000019c
#define MSR_IA32_MISC_ENABLE            0x000001a0

/* Intel Model 6 */
#define MSR_P6_EVNTSEL0                 0x00000186
#define MSR_P6_EVNTSEL1                 0x00000187

/* P4/Xeon+ specific */
#define MSR_IA32_MCG_EAX                0x00000180
#define MSR_IA32_MCG_EBX                0x00000181
#define MSR_IA32_MCG_ECX                0x00000182
#define MSR_IA32_MCG_EDX                0x00000183
#define MSR_IA32_MCG_ESI                0x00000184
#define MSR_IA32_MCG_EDI                0x00000185
#define MSR_IA32_MCG_EBP                0x00000186
#define MSR_IA32_MCG_ESP                0x00000187
#define MSR_IA32_MCG_EFLAGS             0x00000188
#define MSR_IA32_MCG_EIP                0x00000189
#define MSR_IA32_MCG_RESERVED           0x0000018a

/* Pentium IV performance counter MSRs */
#define MSR_P4_BPU_PERFCTR0             0x00000300
#define MSR_P4_BPU_PERFCTR1             0x00000301
#define MSR_P4_BPU_PERFCTR2             0x00000302
#define MSR_P4_BPU_PERFCTR3             0x00000303
#define MSR_P4_MS_PERFCTR0              0x00000304
#define MSR_P4_MS_PERFCTR1              0x00000305
#define MSR_P4_MS_PERFCTR2              0x00000306
#define MSR_P4_MS_PERFCTR3              0x00000307
#define MSR_P4_FLAME_PERFCTR0           0x00000308
#define MSR_P4_FLAME_PERFCTR1           0x00000309
#define MSR_P4_FLAME_PERFCTR2           0x0000030a
#define MSR_P4_FLAME_PERFCTR3           0x0000030b
#define MSR_P4_IQ_PERFCTR0              0x0000030c
#define MSR_P4_IQ_PERFCTR1              0x0000030d
#define MSR_P4_IQ_PERFCTR2              0x0000030e
#define MSR_P4_IQ_PERFCTR3              0x0000030f
#define MSR_P4_IQ_PERFCTR4              0x00000310
#define MSR_P4_IQ_PERFCTR5              0x00000311
#define MSR_P4_BPU_CCCR0                0x00000360
#define MSR_P4_BPU_CCCR1                0x00000361
#define MSR_P4_BPU_CCCR2                0x00000362
#define MSR_P4_BPU_CCCR3                0x00000363
#define MSR_P4_MS_CCCR0                 0x00000364
#define MSR_P4_MS_CCCR1                 0x00000365
#define MSR_P4_MS_CCCR2                 0x00000366
#define MSR_P4_MS_CCCR3                 0x00000367
#define MSR_P4_FLAME_CCCR0              0x00000368
#define MSR_P4_FLAME_CCCR1              0x00000369
#define MSR_P4_FLAME_CCCR2              0x0000036a
#define MSR_P4_FLAME_CCCR3              0x0000036b
#define MSR_P4_IQ_CCCR0                 0x0000036c
#define MSR_P4_IQ_CCCR1                 0x0000036d
#define MSR_P4_IQ_CCCR2                 0x0000036e
#define MSR_P4_IQ_CCCR3                 0x0000036f
#define MSR_P4_IQ_CCCR4                 0x00000370
#define MSR_P4_IQ_CCCR5                 0x00000371
#define MSR_P4_ALF_ESCR0                0x000003ca
#define MSR_P4_ALF_ESCR1                0x000003cb
#define MSR_P4_BPU_ESCR0                0x000003b2
#define MSR_P4_BPU_ESCR1                0x000003b3
#define MSR_P4_BSU_ESCR0                0x000003a0
#define MSR_P4_BSU_ESCR1                0x000003a1
#define MSR_P4_CRU_ESCR0                0x000003b8
#define MSR_P4_CRU_ESCR1                0x000003b9
#define MSR_P4_CRU_ESCR2                0x000003cc
#define MSR_P4_CRU_ESCR3                0x000003cd
#define MSR_P4_CRU_ESCR4                0x000003e0
#define MSR_P4_CRU_ESCR5                0x000003e1
#define MSR_P4_DAC_ESCR0                0x000003a8
#define MSR_P4_DAC_ESCR1                0x000003a9
#define MSR_P4_FIRM_ESCR0               0x000003a4
#define MSR_P4_FIRM_ESCR1               0x000003a5
#define MSR_P4_FLAME_ESCR0              0x000003a6
#define MSR_P4_FLAME_ESCR1              0x000003a7
#define MSR_P4_FSB_ESCR0                0x000003a2
#define MSR_P4_FSB_ESCR1                0x000003a3
#define MSR_P4_IQ_ESCR0                 0x000003ba
#define MSR_P4_IQ_ESCR1                 0x000003bb
#define MSR_P4_IS_ESCR0                 0x000003b4
#define MSR_P4_IS_ESCR1                 0x000003b5
#define MSR_P4_ITLB_ESCR0               0x000003b6
#define MSR_P4_ITLB_ESCR1               0x000003b7
#define MSR_P4_IX_ESCR0                 0x000003c8
#define MSR_P4_IX_ESCR1                 0x000003c9
#define MSR_P4_MOB_ESCR0                0x000003aa
#define MSR_P4_MOB_ESCR1                0x000003ab
#define MSR_P4_MS_ESCR0                 0x000003c0
#define MSR_P4_MS_ESCR1                 0x000003c1
#define MSR_P4_PMH_ESCR0                0x000003ac
#define MSR_P4_PMH_ESCR1                0x000003ad
#define MSR_P4_RAT_ESCR0                0x000003bc
#define MSR_P4_RAT_ESCR1                0x000003bd
#define MSR_P4_SAAT_ESCR0               0x000003ae
#define MSR_P4_SAAT_ESCR1               0x000003af
#define MSR_P4_SSU_ESCR0                0x000003be
#define MSR_P4_SSU_ESCR1                0x000003bf /* guess: not in manual */

#define MSR_P4_TBPU_ESCR0               0x000003c2
#define MSR_P4_TBPU_ESCR1               0x000003c3
#define MSR_P4_TC_ESCR0                 0x000003c4
#define MSR_P4_TC_ESCR1                 0x000003c5
#define MSR_P4_U2L_ESCR0                0x000003b0
#define MSR_P4_U2L_ESCR1                0x000003b1

/* Intel Core-based CPU performance counters */
#define MSR_CORE_PERF_FIXED_CTR0        0x00000309
#define MSR_CORE_PERF_FIXED_CTR1        0x0000030a
#define MSR_CORE_PERF_FIXED_CTR2        0x0000030b
#define MSR_CORE_PERF_FIXED_CTR_CTRL    0x0000038d
#define MSR_CORE_PERF_GLOBAL_STATUS     0x0000038e
#define MSR_CORE_PERF_GLOBAL_CTRL       0x0000038f
#define MSR_CORE_PERF_GLOBAL_OVF_CTRL   0x00000390

/* Geode defined MSRs */
#define MSR_GEODE_BUSCONT_CONF0         0x00001900

#endif /* __ASM_MSR_INDEX_H */