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_PAGE_STATE_CHANGE (1UL<<(63-28)) 96#define H_PAGE_UNUSED ((1UL<<(63-29)) | (1UL<<(63-30))) 97#define H_PAGE_SET_UNUSED (H_PAGE_STATE_CHANGE | H_PAGE_UNUSED) 98#define H_PAGE_SET_LOANED (H_PAGE_SET_UNUSED | (1UL<<(63-31))) 99#define H_PAGE_SET_ACTIVE H_PAGE_STATE_CHANGE 100#define H_AVPN (1UL<<(63-32)) /* An avpn is provided as a sanity test */ 101#define H_ANDCOND (1UL<<(63-33)) 102#define H_ICACHE_INVALIDATE (1UL<<(63-40)) /* icbi, etc. (ignored for IO pages) */ 103#define H_ICACHE_SYNCHRONIZE (1UL<<(63-41)) /* dcbst, icbi, etc (ignored for IO pages */ 104#define H_ZERO_PAGE (1UL<<(63-48)) /* zero the page before mapping (ignored for IO pages) */ 105#define H_COPY_PAGE (1UL<<(63-49)) 106#define H_N (1UL<<(63-61)) 107#define H_PP1 (1UL<<(63-62)) 108#define H_PP2 (1UL<<(63-63)) 109 110/* VASI States */ 111#define H_VASI_INVALID 0 112#define H_VASI_ENABLED 1 113#define H_VASI_ABORTED 2 114#define H_VASI_SUSPENDING 3 115#define H_VASI_SUSPENDED 4 116#define H_VASI_RESUMED 5 117#define H_VASI_COMPLETED 6 118 119/* DABRX flags */ 120#define H_DABRX_HYPERVISOR (1UL<<(63-61)) 121#define H_DABRX_KERNEL (1UL<<(63-62)) 122#define H_DABRX_USER (1UL<<(63-63)) 123 124/* Each control block has to be on a 4K bondary */ 125#define H_CB_ALIGNMENT 4096 126 127/* pSeries hypervisor opcodes */ 128#define H_REMOVE 0x04 129#define H_ENTER 0x08 130#define H_READ 0x0c 131#define H_CLEAR_MOD 0x10 132#define H_CLEAR_REF 0x14 133#define H_PROTECT 0x18 134#define H_GET_TCE 0x1c 135#define H_PUT_TCE 0x20 136#define H_SET_SPRG0 0x24 137#define H_SET_DABR 0x28 138#define H_PAGE_INIT 0x2c 139#define H_SET_ASR 0x30 140#define H_ASR_ON 0x34 141#define H_ASR_OFF 0x38 142#define H_LOGICAL_CI_LOAD 0x3c 143#define H_LOGICAL_CI_STORE 0x40 144#define H_LOGICAL_CACHE_LOAD 0x44 145#define H_LOGICAL_CACHE_STORE 0x48 146#define H_LOGICAL_ICBI 0x4c 147#define H_LOGICAL_DCBF 0x50 148#define H_GET_TERM_CHAR 0x54 149#define H_PUT_TERM_CHAR 0x58 150#define H_REAL_TO_LOGICAL 0x5c 151#define H_HYPERVISOR_DATA 0x60 152#define H_EOI 0x64 153#define H_CPPR 0x68 154#define H_IPI 0x6c 155#define H_IPOLL 0x70 156#define H_XIRR 0x74 157#define H_PERFMON 0x7c 158#define H_MIGRATE_DMA 0x78 159#define H_REGISTER_VPA 0xDC 160#define H_CEDE 0xE0 161#define H_CONFER 0xE4 162#define H_PROD 0xE8 163#define H_GET_PPP 0xEC 164#define H_SET_PPP 0xF0 165#define H_PURR 0xF4 166#define H_PIC 0xF8 167#define H_REG_CRQ 0xFC 168#define H_FREE_CRQ 0x100 169#define H_VIO_SIGNAL 0x104 170#define H_SEND_CRQ 0x108 171#define H_COPY_RDMA 0x110 172#define H_REGISTER_LOGICAL_LAN 0x114 173#define H_FREE_LOGICAL_LAN 0x118 174#define H_ADD_LOGICAL_LAN_BUFFER 0x11C 175#define H_SEND_LOGICAL_LAN 0x120 176#define H_BULK_REMOVE 0x124 177#define H_MULTICAST_CTRL 0x130 178#define H_SET_XDABR 0x134 179#define H_STUFF_TCE 0x138 180#define H_PUT_TCE_INDIRECT 0x13C 181#define H_CHANGE_LOGICAL_LAN_MAC 0x14C 182#define H_VTERM_PARTNER_INFO 0x150 183#define H_REGISTER_VTERM 0x154 184#define H_FREE_VTERM 0x158 185#define H_RESET_EVENTS 0x15C 186#define H_ALLOC_RESOURCE 0x160 187#define H_FREE_RESOURCE 0x164 188#define H_MODIFY_QP 0x168 189#define H_QUERY_QP 0x16C 190#define H_REREGISTER_PMR 0x170 191#define H_REGISTER_SMR 0x174 192#define H_QUERY_MR 0x178 193#define H_QUERY_MW 0x17C 194#define H_QUERY_HCA 0x180 195#define H_QUERY_PORT 0x184 196#define H_MODIFY_PORT 0x188 197#define H_DEFINE_AQP1 0x18C 198#define H_GET_TRACE_BUFFER 0x190 199#define H_DEFINE_AQP0 0x194 200#define H_RESIZE_MR 0x198 201#define H_ATTACH_MCQP 0x19C 202#define H_DETACH_MCQP 0x1A0 203#define H_CREATE_RPT 0x1A4 204#define H_REMOVE_RPT 0x1A8 205#define H_REGISTER_RPAGES 0x1AC 206#define H_DISABLE_AND_GETC 0x1B0 207#define H_ERROR_DATA 0x1B4 208#define H_GET_HCA_INFO 0x1B8 209#define H_GET_PERF_COUNT 0x1BC 210#define H_MANAGE_TRACE 0x1C0 211#define H_FREE_LOGICAL_LAN_BUFFER 0x1D4 212#define H_QUERY_INT_STATE 0x1E4 213#define H_POLL_PENDING 0x1D8 214#define H_ILLAN_ATTRIBUTES 0x244 215#define H_JOIN 0x298 216#define H_VASI_STATE 0x2A4 217#define H_ENABLE_CRQ 0x2B0 218#define H_SET_MPP 0x2D0 219#define H_GET_MPP 0x2D4 220#define MAX_HCALL_OPCODE H_GET_MPP 221 222#ifndef __ASSEMBLY__ 223 224/** 225 * plpar_hcall_norets: - Make a pseries hypervisor call with no return arguments 226 * @opcode: The hypervisor call to make. 227 * 228 * This call supports up to 7 arguments and only returns the status of 229 * the hcall. Use this version where possible, its slightly faster than 230 * the other plpar_hcalls. 231 */ 232long plpar_hcall_norets(unsigned long opcode, ...); 233 234/** 235 * plpar_hcall: - Make a pseries hypervisor call 236 * @opcode: The hypervisor call to make. 237 * @retbuf: Buffer to store up to 4 return arguments in. 238 * 239 * This call supports up to 6 arguments and 4 return arguments. Use 240 * PLPAR_HCALL_BUFSIZE to size the return argument buffer. 241 * 242 * Used for all but the craziest of phyp interfaces (see plpar_hcall9) 243 */ 244#define PLPAR_HCALL_BUFSIZE 4 245long plpar_hcall(unsigned long opcode, unsigned long *retbuf, ...); 246 247/** 248 * plpar_hcall_raw: - Make a hypervisor call without calculating hcall stats 249 * @opcode: The hypervisor call to make. 250 * @retbuf: Buffer to store up to 4 return arguments in. 251 * 252 * This call supports up to 6 arguments and 4 return arguments. Use 253 * PLPAR_HCALL_BUFSIZE to size the return argument buffer. 254 * 255 * Used when phyp interface needs to be called in real mode. Similar to 256 * plpar_hcall, but plpar_hcall_raw works in real mode and does not 257 * calculate hypervisor call statistics. 258 */ 259long plpar_hcall_raw(unsigned long opcode, unsigned long *retbuf, ...); 260 261/** 262 * plpar_hcall9: - Make a pseries hypervisor call with up to 9 return arguments 263 * @opcode: The hypervisor call to make. 264 * @retbuf: Buffer to store up to 9 return arguments in. 265 * 266 * This call supports up to 9 arguments and 9 return arguments. Use 267 * PLPAR_HCALL9_BUFSIZE to size the return argument buffer. 268 */ 269#define PLPAR_HCALL9_BUFSIZE 9 270long plpar_hcall9(unsigned long opcode, unsigned long *retbuf, ...); 271 272/* For hcall instrumentation. One structure per-hcall, per-CPU */ 273struct hcall_stats { 274 unsigned long num_calls; /* number of calls (on this CPU) */ 275 unsigned long tb_total; /* total wall time (mftb) of calls. */ 276 unsigned long purr_total; /* total cpu time (PURR) of calls. */ 277}; 278#define HCALL_STAT_ARRAY_SIZE ((MAX_HCALL_OPCODE >> 2) + 1) 279 280struct hvcall_mpp_data { 281 unsigned long entitled_mem; 282 unsigned long mapped_mem; 283 unsigned short group_num; 284 unsigned short pool_num; 285 unsigned char mem_weight; 286 unsigned char unallocated_mem_weight; 287 unsigned long unallocated_entitlement; /* value in bytes */ 288 unsigned long pool_size; 289 signed long loan_request; 290 unsigned long backing_mem; 291}; 292 293int h_get_mpp(struct hvcall_mpp_data *); 294 295#ifdef CONFIG_PPC_PSERIES 296extern int CMO_PrPSP; 297extern int CMO_SecPSP; 298extern unsigned long CMO_PageSize; 299 300static inline int cmo_get_primary_psp(void) 301{ 302 return CMO_PrPSP; 303} 304 305static inline int cmo_get_secondary_psp(void) 306{ 307 return CMO_SecPSP; 308} 309 310static inline unsigned long cmo_get_page_size(void) 311{ 312 return CMO_PageSize; 313} 314#endif /* CONFIG_PPC_PSERIES */ 315 316#endif /* __ASSEMBLY__ */ 317#endif /* __KERNEL__ */ 318#endif /* _ASM_POWERPC_HVCALL_H */ 319