projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| 1da177e4 LT |
1 | #ifndef _PPC64_HVCALL_H |
| 2 | #define _PPC64_HVCALL_H | |
| 3 | ||
| 4 | #define HVSC .long 0x44000022 | |
| 5 | ||
| 6 | #define H_Success 0 | |
| 7 | #define H_Busy 1 /* Hardware busy -- retry later */ | |
| 8 | #define H_Constrained 4 /* Resource request constrained to max allowed */ | |
| 9 | #define H_LongBusyStartRange 9900 /* Start of long busy range */ | |
| 10 | #define H_LongBusyOrder1msec 9900 /* Long busy, hint that 1msec is a good time to retry */ | |
| 11 | #define H_LongBusyOrder10msec 9901 /* Long busy, hint that 10msec is a good time to retry */ | |
| 12 | #define H_LongBusyOrder100msec 9902 /* Long busy, hint that 100msec is a good time to retry */ | |
| 13 | #define H_LongBusyOrder1sec 9903 /* Long busy, hint that 1sec is a good time to retry */ | |
| 14 | #define H_LongBusyOrder10sec 9904 /* Long busy, hint that 10sec is a good time to retry */ | |
| 15 | #define H_LongBusyOrder100sec 9905 /* Long busy, hint that 100sec is a good time to retry */ | |
| 16 | #define H_LongBusyEndRange 9905 /* End of long busy range */ | |
| 17 | #define H_Hardware -1 /* Hardware error */ | |
| 18 | #define H_Function -2 /* Function not supported */ | |
| 19 | #define H_Privilege -3 /* Caller not privileged */ | |
| 20 | #define H_Parameter -4 /* Parameter invalid, out-of-range or conflicting */ | |
| 21 | #define H_Bad_Mode -5 /* Illegal msr value */ | |
| 22 | #define H_PTEG_Full -6 /* PTEG is full */ | |
| 23 | #define H_Not_Found -7 /* PTE was not found" */ | |
| 24 | #define H_Reserved_DABR -8 /* DABR address is reserved by the hypervisor on this processor" */ | |
| 25 | #define H_NoMem -9 | |
| 26 | #define H_Authority -10 | |
| 27 | #define H_Permission -11 | |
| 28 | #define H_Dropped -12 | |
| 29 | #define H_SourceParm -13 | |
| 30 | #define H_DestParm -14 | |
| 31 | #define H_RemoteParm -15 | |
| 32 | #define H_Resource -16 | |
| 33 | ||
| 34 | /* Long Busy is a condition that can be returned by the firmware | |
| 35 | * when a call cannot be completed now, but the identical call | |
| 36 | * should be retried later. This prevents calls blocking in the | |
| 37 | * firmware for long periods of time. Annoyingly the firmware can return | |
| 38 | * a range of return codes, hinting at how long we should wait before | |
| 39 | * retrying. If you don't care for the hint, the macro below is a good | |
| 40 | * way to check for the long_busy return codes | |
| 41 | */ | |
| 42 | #define H_isLongBusy(x) ((x >= H_LongBusyStartRange) && (x <= H_LongBusyEndRange)) | |
| 43 | ||
| 44 | /* Flags */ | |
| 45 | #define H_LARGE_PAGE (1UL<<(63-16)) | |
| 46 | #define H_EXACT (1UL<<(63-24)) /* Use exact PTE or return H_PTEG_FULL */ | |
| 47 | #define H_R_XLATE (1UL<<(63-25)) /* include a valid logical page num in the pte if the valid bit is set */ | |
| 48 | #define H_READ_4 (1UL<<(63-26)) /* Return 4 PTEs */ | |
| 49 | #define H_AVPN (1UL<<(63-32)) /* An avpn is provided as a sanity test */ | |
| 50 | #define H_ANDCOND (1UL<<(63-33)) | |
| 51 | #define H_ICACHE_INVALIDATE (1UL<<(63-40)) /* icbi, etc. (ignored for IO pages) */ | |
| 52 | #define H_ICACHE_SYNCHRONIZE (1UL<<(63-41)) /* dcbst, icbi, etc (ignored for IO pages */ | |
| 53 | #define H_ZERO_PAGE (1UL<<(63-48)) /* zero the page before mapping (ignored for IO pages) */ | |
| 54 | #define H_COPY_PAGE (1UL<<(63-49)) | |
| 55 | #define H_N (1UL<<(63-61)) | |
| 56 | #define H_PP1 (1UL<<(63-62)) | |
| 57 | #define H_PP2 (1UL<<(63-63)) | |
| 58 | ||
| fd9648df AB |
59 | /* DABRX flags */ |
| 60 | #define H_DABRX_HYPERVISOR (1UL<<(63-61)) | |
| 61 | #define H_DABRX_KERNEL (1UL<<(63-62)) | |
| 62 | #define H_DABRX_USER (1UL<<(63-63)) | |
| 63 | ||
| 1da177e4 LT |
64 | /* pSeries hypervisor opcodes */ |
| 65 | #define H_REMOVE 0x04 | |
| 66 | #define H_ENTER 0x08 | |
| 67 | #define H_READ 0x0c | |
| 68 | #define H_CLEAR_MOD 0x10 | |
| 69 | #define H_CLEAR_REF 0x14 | |
| 70 | #define H_PROTECT 0x18 | |
| 71 | #define H_GET_TCE 0x1c | |
| 72 | #define H_PUT_TCE 0x20 | |
| 73 | #define H_SET_SPRG0 0x24 | |
| 74 | #define H_SET_DABR 0x28 | |
| 75 | #define H_PAGE_INIT 0x2c | |
| 76 | #define H_SET_ASR 0x30 | |
| 77 | #define H_ASR_ON 0x34 | |
| 78 | #define H_ASR_OFF 0x38 | |
| 79 | #define H_LOGICAL_CI_LOAD 0x3c | |
| 80 | #define H_LOGICAL_CI_STORE 0x40 | |
| 81 | #define H_LOGICAL_CACHE_LOAD 0x44 | |
| 82 | #define H_LOGICAL_CACHE_STORE 0x48 | |
| 83 | #define H_LOGICAL_ICBI 0x4c | |
| 84 | #define H_LOGICAL_DCBF 0x50 | |
| 85 | #define H_GET_TERM_CHAR 0x54 | |
| 86 | #define H_PUT_TERM_CHAR 0x58 | |
| 87 | #define H_REAL_TO_LOGICAL 0x5c | |
| 88 | #define H_HYPERVISOR_DATA 0x60 | |
| 89 | #define H_EOI 0x64 | |
| 90 | #define H_CPPR 0x68 | |
| 91 | #define H_IPI 0x6c | |
| 92 | #define H_IPOLL 0x70 | |
| 93 | #define H_XIRR 0x74 | |
| 94 | #define H_PERFMON 0x7c | |
| 95 | #define H_MIGRATE_DMA 0x78 | |
| 96 | #define H_REGISTER_VPA 0xDC | |
| 97 | #define H_CEDE 0xE0 | |
| 98 | #define H_CONFER 0xE4 | |
| 99 | #define H_PROD 0xE8 | |
| 100 | #define H_GET_PPP 0xEC | |
| 101 | #define H_SET_PPP 0xF0 | |
| 102 | #define H_PURR 0xF4 | |
| 103 | #define H_PIC 0xF8 | |
| 104 | #define H_REG_CRQ 0xFC | |
| 105 | #define H_FREE_CRQ 0x100 | |
| 106 | #define H_VIO_SIGNAL 0x104 | |
| 107 | #define H_SEND_CRQ 0x108 | |
| 108 | #define H_COPY_RDMA 0x110 | |
| fd9648df | 109 | #define H_SET_XDABR 0x134 |
| 1da177e4 LT |
110 | #define H_STUFF_TCE 0x138 |
| 111 | #define H_PUT_TCE_INDIRECT 0x13C | |
| 112 | #define H_VTERM_PARTNER_INFO 0x150 | |
| 113 | #define H_REGISTER_VTERM 0x154 | |
| 114 | #define H_FREE_VTERM 0x158 | |
| 115 | #define H_POLL_PENDING 0x1D8 | |
| 116 | ||
| 117 | #ifndef __ASSEMBLY__ | |
| 118 | ||
| 119 | /* plpar_hcall() -- Generic call interface using above opcodes | |
| 120 | * | |
| 121 | * The actual call interface is a hypervisor call instruction with | |
| 122 | * the opcode in R3 and input args in R4-R7. | |
| 123 | * Status is returned in R3 with variable output values in R4-R11. | |
| 124 | * Only H_PTE_READ with H_READ_4 uses R6-R11 so we ignore it for now | |
| 125 | * and return only two out args which MUST ALWAYS BE PROVIDED. | |
| 126 | */ | |
| 127 | long plpar_hcall(unsigned long opcode, | |
| 128 | unsigned long arg1, | |
| 129 | unsigned long arg2, | |
| 130 | unsigned long arg3, | |
| 131 | unsigned long arg4, | |
| 132 | unsigned long *out1, | |
| 133 | unsigned long *out2, | |
| 134 | unsigned long *out3); | |
| 135 | ||
| 136 | /* Same as plpar_hcall but for those opcodes that return no values | |
| 137 | * other than status. Slightly more efficient. | |
| 138 | */ | |
| 139 | long plpar_hcall_norets(unsigned long opcode, ...); | |
| 140 | ||
| 141 | /* | |
| 142 | * Special hcall interface for ibmveth support. | |
| 143 | * Takes 8 input parms. Returns a rc and stores the | |
| 144 | * R4 return value in *out1. | |
| 145 | */ | |
| 146 | long plpar_hcall_8arg_2ret(unsigned long opcode, | |
| 147 | unsigned long arg1, | |
| 148 | unsigned long arg2, | |
| 149 | unsigned long arg3, | |
| 150 | unsigned long arg4, | |
| 151 | unsigned long arg5, | |
| 152 | unsigned long arg6, | |
| 153 | unsigned long arg7, | |
| 154 | unsigned long arg8, | |
| 155 | unsigned long *out1); | |
| 156 | ||
| 157 | /* plpar_hcall_4out() | |
| 158 | * | |
| 159 | * same as plpar_hcall except with 4 output arguments. | |
| 160 | * | |
| 161 | */ | |
| 162 | long plpar_hcall_4out(unsigned long opcode, | |
| 163 | unsigned long arg1, | |
| 164 | unsigned long arg2, | |
| 165 | unsigned long arg3, | |
| 166 | unsigned long arg4, | |
| 167 | unsigned long *out1, | |
| 168 | unsigned long *out2, | |
| 169 | unsigned long *out3, | |
| 170 | unsigned long *out4); | |
| 171 | ||
| 172 | #endif /* __ASSEMBLY__ */ | |
| 173 | #endif /* _PPC64_HVCALL_H */ |