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Macros
kregs.h File Reference

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Macros

#define IA64_KR_IO_BASE   0 /* ar.k0: legacy I/O base address */
 
#define IA64_KR_TSSD   1 /* ar.k1: IVE uses this as the TSSD */
 
#define IA64_KR_PER_CPU_DATA   3 /* ar.k3: physical per-CPU base */
 
#define IA64_KR_CURRENT_STACK   4 /* ar.k4: what's mapped in IA64_TR_CURRENT_STACK */
 
#define IA64_KR_FPU_OWNER   5 /* ar.k5: fpu-owner (UP only, at the moment) */
 
#define IA64_KR_CURRENT   6 /* ar.k6: "current" task pointer */
 
#define IA64_KR_PT_BASE   7 /* ar.k7: page table base address (physical) */
 
#define _IA64_KR_PASTE(x, y)   x##y
 
#define _IA64_KR_PREFIX(n)   _IA64_KR_PASTE(ar.k, n)
 
#define IA64_KR(n)   _IA64_KR_PREFIX(IA64_KR_##n)
 
#define IA64_TR_KERNEL   0 /* itr0, dtr0: maps kernel image (code & data) */
 
#define IA64_TR_PALCODE   1 /* itr1: maps PALcode as required by EFI */
 
#define IA64_TR_CURRENT_STACK   1 /* dtr1: maps kernel's memory- & register-stacks */
 
#define IA64_TR_ALLOC_BASE   2 /* itr&dtr: Base of dynamic TR resource*/
 
#define IA64_TR_ALLOC_MAX   64 /* Max number for dynamic use*/
 
#define IA64_PSR_BE_BIT   1
 
#define IA64_PSR_UP_BIT   2
 
#define IA64_PSR_AC_BIT   3
 
#define IA64_PSR_MFL_BIT   4
 
#define IA64_PSR_MFH_BIT   5
 
#define IA64_PSR_IC_BIT   13
 
#define IA64_PSR_I_BIT   14
 
#define IA64_PSR_PK_BIT   15
 
#define IA64_PSR_DT_BIT   17
 
#define IA64_PSR_DFL_BIT   18
 
#define IA64_PSR_DFH_BIT   19
 
#define IA64_PSR_SP_BIT   20
 
#define IA64_PSR_PP_BIT   21
 
#define IA64_PSR_DI_BIT   22
 
#define IA64_PSR_SI_BIT   23
 
#define IA64_PSR_DB_BIT   24
 
#define IA64_PSR_LP_BIT   25
 
#define IA64_PSR_TB_BIT   26
 
#define IA64_PSR_RT_BIT   27
 
#define IA64_PSR_CPL0_BIT   32
 
#define IA64_PSR_CPL1_BIT   33
 
#define IA64_PSR_IS_BIT   34
 
#define IA64_PSR_MC_BIT   35
 
#define IA64_PSR_IT_BIT   36
 
#define IA64_PSR_ID_BIT   37
 
#define IA64_PSR_DA_BIT   38
 
#define IA64_PSR_DD_BIT   39
 
#define IA64_PSR_SS_BIT   40
 
#define IA64_PSR_RI_BIT   41
 
#define IA64_PSR_ED_BIT   43
 
#define IA64_PSR_BN_BIT   44
 
#define IA64_PSR_IA_BIT   45
 
#define IA64_PSR_BITS_TO_CLEAR
 
#define IA64_PSR_BITS_TO_SET   (IA64_PSR_DFH | IA64_PSR_SP)
 
#define IA64_PSR_BE   (__IA64_UL(1) << IA64_PSR_BE_BIT)
 
#define IA64_PSR_UP   (__IA64_UL(1) << IA64_PSR_UP_BIT)
 
#define IA64_PSR_AC   (__IA64_UL(1) << IA64_PSR_AC_BIT)
 
#define IA64_PSR_MFL   (__IA64_UL(1) << IA64_PSR_MFL_BIT)
 
#define IA64_PSR_MFH   (__IA64_UL(1) << IA64_PSR_MFH_BIT)
 
#define IA64_PSR_IC   (__IA64_UL(1) << IA64_PSR_IC_BIT)
 
#define IA64_PSR_I   (__IA64_UL(1) << IA64_PSR_I_BIT)
 
#define IA64_PSR_PK   (__IA64_UL(1) << IA64_PSR_PK_BIT)
 
#define IA64_PSR_DT   (__IA64_UL(1) << IA64_PSR_DT_BIT)
 
#define IA64_PSR_DFL   (__IA64_UL(1) << IA64_PSR_DFL_BIT)
 
#define IA64_PSR_DFH   (__IA64_UL(1) << IA64_PSR_DFH_BIT)
 
#define IA64_PSR_SP   (__IA64_UL(1) << IA64_PSR_SP_BIT)
 
#define IA64_PSR_PP   (__IA64_UL(1) << IA64_PSR_PP_BIT)
 
#define IA64_PSR_DI   (__IA64_UL(1) << IA64_PSR_DI_BIT)
 
#define IA64_PSR_SI   (__IA64_UL(1) << IA64_PSR_SI_BIT)
 
#define IA64_PSR_DB   (__IA64_UL(1) << IA64_PSR_DB_BIT)
 
#define IA64_PSR_LP   (__IA64_UL(1) << IA64_PSR_LP_BIT)
 
#define IA64_PSR_TB   (__IA64_UL(1) << IA64_PSR_TB_BIT)
 
#define IA64_PSR_RT   (__IA64_UL(1) << IA64_PSR_RT_BIT)
 
#define IA64_PSR_CPL   (__IA64_UL(3) << IA64_PSR_CPL0_BIT)
 
#define IA64_PSR_IS   (__IA64_UL(1) << IA64_PSR_IS_BIT)
 
#define IA64_PSR_MC   (__IA64_UL(1) << IA64_PSR_MC_BIT)
 
#define IA64_PSR_IT   (__IA64_UL(1) << IA64_PSR_IT_BIT)
 
#define IA64_PSR_ID   (__IA64_UL(1) << IA64_PSR_ID_BIT)
 
#define IA64_PSR_DA   (__IA64_UL(1) << IA64_PSR_DA_BIT)
 
#define IA64_PSR_DD   (__IA64_UL(1) << IA64_PSR_DD_BIT)
 
#define IA64_PSR_SS   (__IA64_UL(1) << IA64_PSR_SS_BIT)
 
#define IA64_PSR_RI   (__IA64_UL(3) << IA64_PSR_RI_BIT)
 
#define IA64_PSR_ED   (__IA64_UL(1) << IA64_PSR_ED_BIT)
 
#define IA64_PSR_BN   (__IA64_UL(1) << IA64_PSR_BN_BIT)
 
#define IA64_PSR_IA   (__IA64_UL(1) << IA64_PSR_IA_BIT)
 
#define IA64_PSR_UM   (IA64_PSR_BE | IA64_PSR_UP | IA64_PSR_AC | IA64_PSR_MFL | IA64_PSR_MFH)
 
#define IA64_DCR_PP_BIT   0 /* privileged performance monitor default */
 
#define IA64_DCR_BE_BIT   1 /* big-endian default */
 
#define IA64_DCR_LC_BIT   2 /* ia32 lock-check enable */
 
#define IA64_DCR_DM_BIT   8 /* defer TLB miss faults */
 
#define IA64_DCR_DP_BIT   9 /* defer page-not-present faults */
 
#define IA64_DCR_DK_BIT   10 /* defer key miss faults */
 
#define IA64_DCR_DX_BIT   11 /* defer key permission faults */
 
#define IA64_DCR_DR_BIT   12 /* defer access right faults */
 
#define IA64_DCR_DA_BIT   13 /* defer access bit faults */
 
#define IA64_DCR_DD_BIT   14 /* defer debug faults */
 
#define IA64_DCR_PP   (__IA64_UL(1) << IA64_DCR_PP_BIT)
 
#define IA64_DCR_BE   (__IA64_UL(1) << IA64_DCR_BE_BIT)
 
#define IA64_DCR_LC   (__IA64_UL(1) << IA64_DCR_LC_BIT)
 
#define IA64_DCR_DM   (__IA64_UL(1) << IA64_DCR_DM_BIT)
 
#define IA64_DCR_DP   (__IA64_UL(1) << IA64_DCR_DP_BIT)
 
#define IA64_DCR_DK   (__IA64_UL(1) << IA64_DCR_DK_BIT)
 
#define IA64_DCR_DX   (__IA64_UL(1) << IA64_DCR_DX_BIT)
 
#define IA64_DCR_DR   (__IA64_UL(1) << IA64_DCR_DR_BIT)
 
#define IA64_DCR_DA   (__IA64_UL(1) << IA64_DCR_DA_BIT)
 
#define IA64_DCR_DD   (__IA64_UL(1) << IA64_DCR_DD_BIT)
 
#define IA64_ISR_X_BIT   32 /* execute access */
 
#define IA64_ISR_W_BIT   33 /* write access */
 
#define IA64_ISR_R_BIT   34 /* read access */
 
#define IA64_ISR_NA_BIT   35 /* non-access */
 
#define IA64_ISR_SP_BIT   36 /* speculative load exception */
 
#define IA64_ISR_RS_BIT   37 /* mandatory register-stack exception */
 
#define IA64_ISR_IR_BIT   38 /* invalid register frame exception */
 
#define IA64_ISR_CODE_MASK   0xf
 
#define IA64_ISR_X   (__IA64_UL(1) << IA64_ISR_X_BIT)
 
#define IA64_ISR_W   (__IA64_UL(1) << IA64_ISR_W_BIT)
 
#define IA64_ISR_R   (__IA64_UL(1) << IA64_ISR_R_BIT)
 
#define IA64_ISR_NA   (__IA64_UL(1) << IA64_ISR_NA_BIT)
 
#define IA64_ISR_SP   (__IA64_UL(1) << IA64_ISR_SP_BIT)
 
#define IA64_ISR_RS   (__IA64_UL(1) << IA64_ISR_RS_BIT)
 
#define IA64_ISR_IR   (__IA64_UL(1) << IA64_ISR_IR_BIT)
 
#define IA64_ISR_CODE_TPA   0
 
#define IA64_ISR_CODE_FC   1
 
#define IA64_ISR_CODE_PROBE   2
 
#define IA64_ISR_CODE_TAK   3
 
#define IA64_ISR_CODE_LFETCH   4
 
#define IA64_ISR_CODE_PROBEF   5
 

Macro Definition Documentation

#define _IA64_KR_PASTE (   x,
  y 
)    x##y

Definition at line 23 of file kregs.h.

#define _IA64_KR_PREFIX (   n)    _IA64_KR_PASTE(ar.k, n)

Definition at line 24 of file kregs.h.

#define IA64_DCR_BE   (__IA64_UL(1) << IA64_DCR_BE_BIT)

Definition at line 129 of file kregs.h.

#define IA64_DCR_BE_BIT   1 /* big-endian default */

Definition at line 118 of file kregs.h.

#define IA64_DCR_DA   (__IA64_UL(1) << IA64_DCR_DA_BIT)

Definition at line 136 of file kregs.h.

#define IA64_DCR_DA_BIT   13 /* defer access bit faults */

Definition at line 125 of file kregs.h.

#define IA64_DCR_DD   (__IA64_UL(1) << IA64_DCR_DD_BIT)

Definition at line 137 of file kregs.h.

#define IA64_DCR_DD_BIT   14 /* defer debug faults */

Definition at line 126 of file kregs.h.

#define IA64_DCR_DK   (__IA64_UL(1) << IA64_DCR_DK_BIT)

Definition at line 133 of file kregs.h.

#define IA64_DCR_DK_BIT   10 /* defer key miss faults */

Definition at line 122 of file kregs.h.

#define IA64_DCR_DM   (__IA64_UL(1) << IA64_DCR_DM_BIT)

Definition at line 131 of file kregs.h.

#define IA64_DCR_DM_BIT   8 /* defer TLB miss faults */

Definition at line 120 of file kregs.h.

#define IA64_DCR_DP   (__IA64_UL(1) << IA64_DCR_DP_BIT)

Definition at line 132 of file kregs.h.

#define IA64_DCR_DP_BIT   9 /* defer page-not-present faults */

Definition at line 121 of file kregs.h.

#define IA64_DCR_DR   (__IA64_UL(1) << IA64_DCR_DR_BIT)

Definition at line 135 of file kregs.h.

#define IA64_DCR_DR_BIT   12 /* defer access right faults */

Definition at line 124 of file kregs.h.

#define IA64_DCR_DX   (__IA64_UL(1) << IA64_DCR_DX_BIT)

Definition at line 134 of file kregs.h.

#define IA64_DCR_DX_BIT   11 /* defer key permission faults */

Definition at line 123 of file kregs.h.

#define IA64_DCR_LC   (__IA64_UL(1) << IA64_DCR_LC_BIT)

Definition at line 130 of file kregs.h.

#define IA64_DCR_LC_BIT   2 /* ia32 lock-check enable */

Definition at line 119 of file kregs.h.

#define IA64_DCR_PP   (__IA64_UL(1) << IA64_DCR_PP_BIT)

Definition at line 128 of file kregs.h.

#define IA64_DCR_PP_BIT   0 /* privileged performance monitor default */

Definition at line 117 of file kregs.h.

#define IA64_ISR_CODE_FC   1

Definition at line 159 of file kregs.h.

#define IA64_ISR_CODE_LFETCH   4

Definition at line 162 of file kregs.h.

#define IA64_ISR_CODE_MASK   0xf

Definition at line 147 of file kregs.h.

#define IA64_ISR_CODE_PROBE   2

Definition at line 160 of file kregs.h.

#define IA64_ISR_CODE_PROBEF   5

Definition at line 163 of file kregs.h.

#define IA64_ISR_CODE_TAK   3

Definition at line 161 of file kregs.h.

#define IA64_ISR_CODE_TPA   0

Definition at line 158 of file kregs.h.

#define IA64_ISR_IR   (__IA64_UL(1) << IA64_ISR_IR_BIT)

Definition at line 155 of file kregs.h.

#define IA64_ISR_IR_BIT   38 /* invalid register frame exception */

Definition at line 146 of file kregs.h.

#define IA64_ISR_NA   (__IA64_UL(1) << IA64_ISR_NA_BIT)

Definition at line 152 of file kregs.h.

#define IA64_ISR_NA_BIT   35 /* non-access */

Definition at line 143 of file kregs.h.

#define IA64_ISR_R   (__IA64_UL(1) << IA64_ISR_R_BIT)

Definition at line 151 of file kregs.h.

#define IA64_ISR_R_BIT   34 /* read access */

Definition at line 142 of file kregs.h.

#define IA64_ISR_RS   (__IA64_UL(1) << IA64_ISR_RS_BIT)

Definition at line 154 of file kregs.h.

#define IA64_ISR_RS_BIT   37 /* mandatory register-stack exception */

Definition at line 145 of file kregs.h.

#define IA64_ISR_SP   (__IA64_UL(1) << IA64_ISR_SP_BIT)

Definition at line 153 of file kregs.h.

#define IA64_ISR_SP_BIT   36 /* speculative load exception */

Definition at line 144 of file kregs.h.

#define IA64_ISR_W   (__IA64_UL(1) << IA64_ISR_W_BIT)

Definition at line 150 of file kregs.h.

#define IA64_ISR_W_BIT   33 /* write access */

Definition at line 141 of file kregs.h.

#define IA64_ISR_X   (__IA64_UL(1) << IA64_ISR_X_BIT)

Definition at line 149 of file kregs.h.

#define IA64_ISR_X_BIT   32 /* execute access */

Definition at line 140 of file kregs.h.

#define IA64_KR (   n)    _IA64_KR_PREFIX(IA64_KR_##n)

Definition at line 25 of file kregs.h.

#define IA64_KR_CURRENT   6 /* ar.k6: "current" task pointer */

Definition at line 20 of file kregs.h.

#define IA64_KR_CURRENT_STACK   4 /* ar.k4: what's mapped in IA64_TR_CURRENT_STACK */

Definition at line 18 of file kregs.h.

#define IA64_KR_FPU_OWNER   5 /* ar.k5: fpu-owner (UP only, at the moment) */

Definition at line 19 of file kregs.h.

#define IA64_KR_IO_BASE   0 /* ar.k0: legacy I/O base address */

Definition at line 15 of file kregs.h.

#define IA64_KR_PER_CPU_DATA   3 /* ar.k3: physical per-CPU base */

Definition at line 17 of file kregs.h.

#define IA64_KR_PT_BASE   7 /* ar.k7: page table base address (physical) */

Definition at line 21 of file kregs.h.

#define IA64_KR_TSSD   1 /* ar.k1: IVE uses this as the TSSD */

Definition at line 16 of file kregs.h.

#define IA64_PSR_AC   (__IA64_UL(1) << IA64_PSR_AC_BIT)

Definition at line 82 of file kregs.h.

#define IA64_PSR_AC_BIT   3

Definition at line 40 of file kregs.h.

#define IA64_PSR_BE   (__IA64_UL(1) << IA64_PSR_BE_BIT)

Definition at line 80 of file kregs.h.

#define IA64_PSR_BE_BIT   1

Definition at line 38 of file kregs.h.

#define IA64_PSR_BITS_TO_CLEAR
Value:

Definition at line 75 of file kregs.h.

#define IA64_PSR_BITS_TO_SET   (IA64_PSR_DFH | IA64_PSR_SP)

Definition at line 78 of file kregs.h.

#define IA64_PSR_BN   (__IA64_UL(1) << IA64_PSR_BN_BIT)

Definition at line 110 of file kregs.h.

#define IA64_PSR_BN_BIT   44

Definition at line 69 of file kregs.h.

#define IA64_PSR_CPL   (__IA64_UL(3) << IA64_PSR_CPL0_BIT)

Definition at line 100 of file kregs.h.

#define IA64_PSR_CPL0_BIT   32

Definition at line 58 of file kregs.h.

#define IA64_PSR_CPL1_BIT   33

Definition at line 59 of file kregs.h.

#define IA64_PSR_DA   (__IA64_UL(1) << IA64_PSR_DA_BIT)

Definition at line 105 of file kregs.h.

#define IA64_PSR_DA_BIT   38

Definition at line 64 of file kregs.h.

#define IA64_PSR_DB   (__IA64_UL(1) << IA64_PSR_DB_BIT)

Definition at line 95 of file kregs.h.

#define IA64_PSR_DB_BIT   24

Definition at line 53 of file kregs.h.

#define IA64_PSR_DD   (__IA64_UL(1) << IA64_PSR_DD_BIT)

Definition at line 106 of file kregs.h.

#define IA64_PSR_DD_BIT   39

Definition at line 65 of file kregs.h.

#define IA64_PSR_DFH   (__IA64_UL(1) << IA64_PSR_DFH_BIT)

Definition at line 90 of file kregs.h.

#define IA64_PSR_DFH_BIT   19

Definition at line 48 of file kregs.h.

#define IA64_PSR_DFL   (__IA64_UL(1) << IA64_PSR_DFL_BIT)

Definition at line 89 of file kregs.h.

#define IA64_PSR_DFL_BIT   18

Definition at line 47 of file kregs.h.

#define IA64_PSR_DI   (__IA64_UL(1) << IA64_PSR_DI_BIT)

Definition at line 93 of file kregs.h.

#define IA64_PSR_DI_BIT   22

Definition at line 51 of file kregs.h.

#define IA64_PSR_DT   (__IA64_UL(1) << IA64_PSR_DT_BIT)

Definition at line 88 of file kregs.h.

#define IA64_PSR_DT_BIT   17

Definition at line 46 of file kregs.h.

#define IA64_PSR_ED   (__IA64_UL(1) << IA64_PSR_ED_BIT)

Definition at line 109 of file kregs.h.

#define IA64_PSR_ED_BIT   43

Definition at line 68 of file kregs.h.

#define IA64_PSR_I   (__IA64_UL(1) << IA64_PSR_I_BIT)

Definition at line 86 of file kregs.h.

#define IA64_PSR_I_BIT   14

Definition at line 44 of file kregs.h.

#define IA64_PSR_IA   (__IA64_UL(1) << IA64_PSR_IA_BIT)

Definition at line 111 of file kregs.h.

#define IA64_PSR_IA_BIT   45

Definition at line 70 of file kregs.h.

#define IA64_PSR_IC   (__IA64_UL(1) << IA64_PSR_IC_BIT)

Definition at line 85 of file kregs.h.

#define IA64_PSR_IC_BIT   13

Definition at line 43 of file kregs.h.

#define IA64_PSR_ID   (__IA64_UL(1) << IA64_PSR_ID_BIT)

Definition at line 104 of file kregs.h.

#define IA64_PSR_ID_BIT   37

Definition at line 63 of file kregs.h.

#define IA64_PSR_IS   (__IA64_UL(1) << IA64_PSR_IS_BIT)

Definition at line 101 of file kregs.h.

#define IA64_PSR_IS_BIT   34

Definition at line 60 of file kregs.h.

#define IA64_PSR_IT   (__IA64_UL(1) << IA64_PSR_IT_BIT)

Definition at line 103 of file kregs.h.

#define IA64_PSR_IT_BIT   36

Definition at line 62 of file kregs.h.

#define IA64_PSR_LP   (__IA64_UL(1) << IA64_PSR_LP_BIT)

Definition at line 96 of file kregs.h.

#define IA64_PSR_LP_BIT   25

Definition at line 54 of file kregs.h.

#define IA64_PSR_MC   (__IA64_UL(1) << IA64_PSR_MC_BIT)

Definition at line 102 of file kregs.h.

#define IA64_PSR_MC_BIT   35

Definition at line 61 of file kregs.h.

#define IA64_PSR_MFH   (__IA64_UL(1) << IA64_PSR_MFH_BIT)

Definition at line 84 of file kregs.h.

#define IA64_PSR_MFH_BIT   5

Definition at line 42 of file kregs.h.

#define IA64_PSR_MFL   (__IA64_UL(1) << IA64_PSR_MFL_BIT)

Definition at line 83 of file kregs.h.

#define IA64_PSR_MFL_BIT   4

Definition at line 41 of file kregs.h.

#define IA64_PSR_PK   (__IA64_UL(1) << IA64_PSR_PK_BIT)

Definition at line 87 of file kregs.h.

#define IA64_PSR_PK_BIT   15

Definition at line 45 of file kregs.h.

#define IA64_PSR_PP   (__IA64_UL(1) << IA64_PSR_PP_BIT)

Definition at line 92 of file kregs.h.

#define IA64_PSR_PP_BIT   21

Definition at line 50 of file kregs.h.

#define IA64_PSR_RI   (__IA64_UL(3) << IA64_PSR_RI_BIT)

Definition at line 108 of file kregs.h.

#define IA64_PSR_RI_BIT   41

Definition at line 67 of file kregs.h.

#define IA64_PSR_RT   (__IA64_UL(1) << IA64_PSR_RT_BIT)

Definition at line 98 of file kregs.h.

#define IA64_PSR_RT_BIT   27

Definition at line 56 of file kregs.h.

#define IA64_PSR_SI   (__IA64_UL(1) << IA64_PSR_SI_BIT)

Definition at line 94 of file kregs.h.

#define IA64_PSR_SI_BIT   23

Definition at line 52 of file kregs.h.

#define IA64_PSR_SP   (__IA64_UL(1) << IA64_PSR_SP_BIT)

Definition at line 91 of file kregs.h.

#define IA64_PSR_SP_BIT   20

Definition at line 49 of file kregs.h.

#define IA64_PSR_SS   (__IA64_UL(1) << IA64_PSR_SS_BIT)

Definition at line 107 of file kregs.h.

#define IA64_PSR_SS_BIT   40

Definition at line 66 of file kregs.h.

#define IA64_PSR_TB   (__IA64_UL(1) << IA64_PSR_TB_BIT)

Definition at line 97 of file kregs.h.

#define IA64_PSR_TB_BIT   26

Definition at line 55 of file kregs.h.

#define IA64_PSR_UM   (IA64_PSR_BE | IA64_PSR_UP | IA64_PSR_AC | IA64_PSR_MFL | IA64_PSR_MFH)

Definition at line 114 of file kregs.h.

#define IA64_PSR_UP   (__IA64_UL(1) << IA64_PSR_UP_BIT)

Definition at line 81 of file kregs.h.

#define IA64_PSR_UP_BIT   2

Definition at line 39 of file kregs.h.

#define IA64_TR_ALLOC_BASE   2 /* itr&dtr: Base of dynamic TR resource*/

Definition at line 34 of file kregs.h.

#define IA64_TR_ALLOC_MAX   64 /* Max number for dynamic use*/

Definition at line 35 of file kregs.h.

#define IA64_TR_CURRENT_STACK   1 /* dtr1: maps kernel's memory- & register-stacks */

Definition at line 32 of file kregs.h.

#define IA64_TR_KERNEL   0 /* itr0, dtr0: maps kernel image (code & data) */

Definition at line 30 of file kregs.h.

#define IA64_TR_PALCODE   1 /* itr1: maps PALcode as required by EFI */

Definition at line 31 of file kregs.h.