include/asm-powerpc/hvcall.h

   1 #ifndef _ASM_POWERPC_HVCALL_H
   2 #define _ASM_POWERPC_HVCALL_H
   3 #ifdef __KERNEL__
   4
   5 #define HVSC                    .long 0x44000022
   6
   7 #define H_SUCCESS       0
   8 #define H_BUSY          1       /* Hardware busy -- retry later */
   9 #define H_CLOSED        2       /* Resource closed */
  10 #define H_NOT_AVAILABLE 3
  11 #define H_CONSTRAINED   4       /* Resource request constrained to max allowed */
  12 #define H_PARTIAL       5
  13 #define H_IN_PROGRESS   14      /* Kind of like busy */
  14 #define H_PAGE_REGISTERED 15
  15 #define H_PARTIAL_STORE   16
  16 #define H_PENDING       17      /* returned from H_POLL_PENDING */
  17 #define H_CONTINUE      18      /* Returned from H_Join on success */
  18 #define H_LONG_BUSY_START_RANGE         9900  /* Start of long busy range */
  19 #define H_LONG_BUSY_ORDER_1_MSEC        9900  /* Long busy, hint that 1msec \
  20                                                  is a good time to retry */
  21 #define H_LONG_BUSY_ORDER_10_MSEC       9901  /* Long busy, hint that 10msec \
  22                                                  is a good time to retry */
  23 #define H_LONG_BUSY_ORDER_100_MSEC      9902  /* Long busy, hint that 100msec \
  24                                                  is a good time to retry */
  25 #define H_LONG_BUSY_ORDER_1_SEC         9903  /* Long busy, hint that 1sec \
  26                                                  is a good time to retry */
  27 #define H_LONG_BUSY_ORDER_10_SEC        9904  /* Long busy, hint that 10sec \
  28                                                  is a good time to retry */
  29 #define H_LONG_BUSY_ORDER_100_SEC       9905  /* Long busy, hint that 100sec \
  30                                                  is a good time to retry */
  31 #define H_LONG_BUSY_END_RANGE           9905  /* End of long busy range */
  32 #define H_HARDWARE      -1      /* Hardware error */
  33 #define H_FUNCTION      -2      /* Function not supported */
  34 #define H_PRIVILEGE     -3      /* Caller not privileged */
  35 #define H_PARAMETER     -4      /* Parameter invalid, out-of-range or conflicting */
  36 #define H_BAD_MODE      -5      /* Illegal msr value */
  37 #define H_PTEG_FULL     -6      /* PTEG is full */
  38 #define H_NOT_FOUND     -7      /* PTE was not found" */
  39 #define H_RESERVED_DABR -8      /* DABR address is reserved by the hypervisor on this processor" */
  40 #define H_NO_MEM        -9
  41 #define H_AUTHORITY     -10
  42 #define H_PERMISSION    -11
  43 #define H_DROPPED       -12
  44 #define H_SOURCE_PARM   -13
  45 #define H_DEST_PARM     -14
  46 #define H_REMOTE_PARM   -15
  47 #define H_RESOURCE      -16
  48 #define H_ADAPTER_PARM  -17
  49 #define H_RH_PARM       -18
  50 #define H_RCQ_PARM      -19
  51 #define H_SCQ_PARM      -20
  52 #define H_EQ_PARM       -21
  53 #define H_RT_PARM       -22
  54 #define H_ST_PARM       -23
  55 #define H_SIGT_PARM     -24
  56 #define H_TOKEN_PARM    -25
  57 #define H_MLENGTH_PARM  -27
  58 #define H_MEM_PARM      -28
  59 #define H_MEM_ACCESS_PARM -29
  60 #define H_ATTR_PARM     -30
  61 #define H_PORT_PARM     -31
  62 #define H_MCG_PARM      -32
  63 #define H_VL_PARM       -33
  64 #define H_TSIZE_PARM    -34
  65 #define H_TRACE_PARM    -35
  66
  67 #define H_MASK_PARM     -37
  68 #define H_MCG_FULL      -38
  69 #define H_ALIAS_EXIST   -39
  70 #define H_P_COUNTER     -40
  71 #define H_TABLE_FULL    -41
  72 #define H_ALT_TABLE     -42
  73 #define H_MR_CONDITION  -43
  74 #define H_NOT_ENOUGH_RESOURCES -44
  75 #define H_R_STATE       -45
  76 #define H_RESCINDEND    -46
  77
  78
  79 /* Long Busy is a condition that can be returned by the firmware
  80  * when a call cannot be completed now, but the identical call
  81  * should be retried later.  This prevents calls blocking in the
  82  * firmware for long periods of time.  Annoyingly the firmware can return
  83  * a range of return codes, hinting at how long we should wait before
  84  * retrying.  If you don't care for the hint, the macro below is a good
  85  * way to check for the long_busy return codes
  86  */
  87 #define H_IS_LONG_BUSY(x)  ((x >= H_LONG_BUSY_START_RANGE) \
  88                              && (x <= H_LONG_BUSY_END_RANGE))
  89
  90 /* Flags */
  91 #define H_LARGE_PAGE            (1UL<<(63-16))
  92 #define H_EXACT                 (1UL<<(63-24))  /* Use exact PTE or return H_PTEG_FULL */
  93 #define H_R_XLATE               (1UL<<(63-25))  /* include a valid logical page num in the pte if the valid bit is set */
  94 #define H_READ_4                (1UL<<(63-26))  /* Return 4 PTEs */
  95 #define H_AVPN                  (1UL<<(63-32))  /* An avpn is provided as a sanity test */
  96 #define H_ANDCOND               (1UL<<(63-33))
  97 #define H_ICACHE_INVALIDATE     (1UL<<(63-40))  /* icbi, etc.  (ignored for IO pages) */
  98 #define H_ICACHE_SYNCHRONIZE    (1UL<<(63-41))  /* dcbst, icbi, etc (ignored for IO pages */
  99 #define H_ZERO_PAGE             (1UL<<(63-48))  /* zero the page before mapping (ignored for IO pages) */
 100 #define H_COPY_PAGE             (1UL<<(63-49))
 101 #define H_N                     (1UL<<(63-61))
 102 #define H_PP1                   (1UL<<(63-62))
 103 #define H_PP2                   (1UL<<(63-63))
 104
 105 /* DABRX flags */
 106 #define H_DABRX_HYPERVISOR      (1UL<<(63-61))
 107 #define H_DABRX_KERNEL          (1UL<<(63-62))
 108 #define H_DABRX_USER            (1UL<<(63-63))
 109
 110 /* Each control block has to be on a 4K bondary */
 111 #define H_CB_ALIGNMENT          4096
 112
 113 /* pSeries hypervisor opcodes */
 114 #define H_REMOVE                0x04
 115 #define H_ENTER                 0x08
 116 #define H_READ                  0x0c
 117 #define H_CLEAR_MOD             0x10
 118 #define H_CLEAR_REF             0x14
 119 #define H_PROTECT               0x18
 120 #define H_GET_TCE               0x1c
 121 #define H_PUT_TCE               0x20
 122 #define H_SET_SPRG0             0x24
 123 #define H_SET_DABR              0x28
 124 #define H_PAGE_INIT             0x2c
 125 #define H_SET_ASR               0x30
 126 #define H_ASR_ON                0x34
 127 #define H_ASR_OFF               0x38
 128 #define H_LOGICAL_CI_LOAD       0x3c
 129 #define H_LOGICAL_CI_STORE      0x40
 130 #define H_LOGICAL_CACHE_LOAD    0x44
 131 #define H_LOGICAL_CACHE_STORE   0x48
 132 #define H_LOGICAL_ICBI          0x4c
 133 #define H_LOGICAL_DCBF          0x50
 134 #define H_GET_TERM_CHAR         0x54
 135 #define H_PUT_TERM_CHAR         0x58
 136 #define H_REAL_TO_LOGICAL       0x5c
 137 #define H_HYPERVISOR_DATA       0x60
 138 #define H_EOI                   0x64
 139 #define H_CPPR                  0x68
 140 #define H_IPI                   0x6c
 141 #define H_IPOLL                 0x70
 142 #define H_XIRR                  0x74
 143 #define H_PERFMON               0x7c
 144 #define H_MIGRATE_DMA           0x78
 145 #define H_REGISTER_VPA          0xDC
 146 #define H_CEDE                  0xE0
 147 #define H_CONFER                0xE4
 148 #define H_PROD                  0xE8
 149 #define H_GET_PPP               0xEC
 150 #define H_SET_PPP               0xF0
 151 #define H_PURR                  0xF4
 152 #define H_PIC                   0xF8
 153 #define H_REG_CRQ               0xFC
 154 #define H_FREE_CRQ              0x100
 155 #define H_VIO_SIGNAL            0x104
 156 #define H_SEND_CRQ              0x108
 157 #define H_COPY_RDMA             0x110
 158 #define H_SET_XDABR             0x134
 159 #define H_STUFF_TCE             0x138
 160 #define H_PUT_TCE_INDIRECT      0x13C
 161 #define H_VTERM_PARTNER_INFO    0x150
 162 #define H_REGISTER_VTERM        0x154
 163 #define H_FREE_VTERM            0x158
 164 #define H_RESET_EVENTS          0x15C
 165 #define H_ALLOC_RESOURCE        0x160
 166 #define H_FREE_RESOURCE         0x164
 167 #define H_MODIFY_QP             0x168
 168 #define H_QUERY_QP              0x16C
 169 #define H_REREGISTER_PMR        0x170
 170 #define H_REGISTER_SMR          0x174
 171 #define H_QUERY_MR              0x178
 172 #define H_QUERY_MW              0x17C
 173 #define H_QUERY_HCA             0x180
 174 #define H_QUERY_PORT            0x184
 175 #define H_MODIFY_PORT           0x188
 176 #define H_DEFINE_AQP1           0x18C
 177 #define H_GET_TRACE_BUFFER      0x190
 178 #define H_DEFINE_AQP0           0x194
 179 #define H_RESIZE_MR             0x198
 180 #define H_ATTACH_MCQP           0x19C
 181 #define H_DETACH_MCQP           0x1A0
 182 #define H_CREATE_RPT            0x1A4
 183 #define H_REMOVE_RPT            0x1A8
 184 #define H_REGISTER_RPAGES       0x1AC
 185 #define H_DISABLE_AND_GETC      0x1B0
 186 #define H_ERROR_DATA            0x1B4
 187 #define H_GET_HCA_INFO          0x1B8
 188 #define H_GET_PERF_COUNT        0x1BC
 189 #define H_MANAGE_TRACE          0x1C0
 190 #define H_QUERY_INT_STATE       0x1E4
 191 #define H_POLL_PENDING          0x1D8
 192 #define H_JOIN                  0x298
 193 #define H_ENABLE_CRQ            0x2B0
 194
 195 #ifndef __ASSEMBLY__
 196
 197 /* plpar_hcall() -- Generic call interface using above opcodes
 198  *
 199  * The actual call interface is a hypervisor call instruction with
 200  * the opcode in R3 and input args in R4-R7.
 201  * Status is returned in R3 with variable output values in R4-R11.
 202  * Only H_PTE_READ with H_READ_4 uses R6-R11 so we ignore it for now
 203  * and return only two out args which MUST ALWAYS BE PROVIDED.
 204  */
 205 long plpar_hcall(unsigned long opcode,
 206                  unsigned long arg1,
 207                  unsigned long arg2,
 208                  unsigned long arg3,
 209                  unsigned long arg4,
 210                  unsigned long *out1,
 211                  unsigned long *out2,
 212                  unsigned long *out3);
 213
 214 /* Same as plpar_hcall but for those opcodes that return no values
 215  * other than status.  Slightly more efficient.
 216  */
 217 long plpar_hcall_norets(unsigned long opcode, ...);
 218
 219 /*
 220  * Special hcall interface for ibmveth support.
 221  * Takes 8 input parms. Returns a rc and stores the
 222  * R4 return value in *out1.
 223  */
 224 long plpar_hcall_8arg_2ret(unsigned long opcode,
 225                            unsigned long arg1,
 226                            unsigned long arg2,
 227                            unsigned long arg3,
 228                            unsigned long arg4,
 229                            unsigned long arg5,
 230                            unsigned long arg6,
 231                            unsigned long arg7,
 232                            unsigned long arg8,
 233                            unsigned long *out1);
 234
 235 /* plpar_hcall_4out()
 236  *
 237  * same as plpar_hcall except with 4 output arguments.
 238  *
 239  */
 240 long plpar_hcall_4out(unsigned long opcode,
 241                       unsigned long arg1,
 242                       unsigned long arg2,
 243                       unsigned long arg3,
 244                       unsigned long arg4,
 245                       unsigned long *out1,
 246                       unsigned long *out2,
 247                       unsigned long *out3,
 248                       unsigned long *out4);
 249
 250 long plpar_hcall_7arg_7ret(unsigned long opcode,
 251                            unsigned long arg1,
 252                            unsigned long arg2,
 253                            unsigned long arg3,
 254                            unsigned long arg4,
 255                            unsigned long arg5,
 256                            unsigned long arg6,
 257                            unsigned long arg7,
 258                            unsigned long *out1,
 259                            unsigned long *out2,
 260                            unsigned long *out3,
 261                            unsigned long *out4,
 262                            unsigned long *out5,
 263                            unsigned long *out6,
 264                            unsigned long *out7);
 265
 266 long plpar_hcall_9arg_9ret(unsigned long opcode,
 267                            unsigned long arg1,
 268                            unsigned long arg2,
 269                            unsigned long arg3,
 270                            unsigned long arg4,
 271                            unsigned long arg5,
 272                            unsigned long arg6,
 273                            unsigned long arg7,
 274                            unsigned long arg8,
 275                            unsigned long arg9,
 276                            unsigned long *out1,
 277                            unsigned long *out2,
 278                            unsigned long *out3,
 279                            unsigned long *out4,
 280                            unsigned long *out5,
 281                            unsigned long *out6,
 282                            unsigned long *out7,
 283                            unsigned long *out8,
 284                            unsigned long *out9);
 285
 286 #endif /* __ASSEMBLY__ */
 287 #endif /* __KERNEL__ */
 288 #endif /* _ASM_POWERPC_HVCALL_H */