/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _ASM_POWERPC_HVCALL_H #define _ASM_POWERPC_HVCALL_H #ifdef __KERNEL__ #define HVSC .long 0x44000022 #define H_SUCCESS 0 #define H_BUSY 1 /* Hardware busy -- retry later */ #define H_CLOSED 2 /* Resource closed */ #define H_NOT_AVAILABLE 3 #define H_CONSTRAINED 4 /* Resource request constrained to max allowed */ #define H_PARTIAL 5 #define H_IN_PROGRESS 14 /* Kind of like busy */ #define H_PAGE_REGISTERED 15 #define H_PARTIAL_STORE 16 #define H_PENDING 17 /* returned from H_POLL_PENDING */ #define H_CONTINUE 18 /* Returned from H_Join on success */ #define H_LONG_BUSY_START_RANGE 9900 /* Start of long busy range */ #define H_LONG_BUSY_ORDER_1_MSEC 9900 /* Long busy, hint that 1msec \ is a good time to retry */ #define H_LONG_BUSY_ORDER_10_MSEC 9901 /* Long busy, hint that 10msec \ is a good time to retry */ #define H_LONG_BUSY_ORDER_100_MSEC 9902 /* Long busy, hint that 100msec \ is a good time to retry */ #define H_LONG_BUSY_ORDER_1_SEC 9903 /* Long busy, hint that 1sec \ is a good time to retry */ #define H_LONG_BUSY_ORDER_10_SEC 9904 /* Long busy, hint that 10sec \ is a good time to retry */ #define H_LONG_BUSY_ORDER_100_SEC 9905 /* Long busy, hint that 100sec \ is a good time to retry */ #define H_LONG_BUSY_END_RANGE 9905 /* End of long busy range */ /* Internal value used in book3s_hv kvm support; not returned to guests */ #define H_TOO_HARD 9999 #define H_HARDWARE -1 /* Hardware error */ #define H_FUNCTION -2 /* Function not supported */ #define H_PRIVILEGE -3 /* Caller not privileged */ #define H_PARAMETER -4 /* Parameter invalid, out-of-range or conflicting */ #define H_BAD_MODE -5 /* Illegal msr value */ #define H_PTEG_FULL -6 /* PTEG is full */ #define H_NOT_FOUND -7 /* PTE was not found" */ #define H_RESERVED_DABR -8 /* DABR address is reserved by the hypervisor on this processor" */ #define H_NO_MEM -9 #define H_AUTHORITY -10 #define H_PERMISSION -11 #define H_DROPPED -12 #define H_SOURCE_PARM -13 #define H_DEST_PARM -14 #define H_REMOTE_PARM -15 #define H_RESOURCE -16 #define H_ADAPTER_PARM -17 #define H_RH_PARM -18 #define H_RCQ_PARM -19 #define H_SCQ_PARM -20 #define H_EQ_PARM -21 #define H_RT_PARM -22 #define H_ST_PARM -23 #define H_SIGT_PARM -24 #define H_TOKEN_PARM -25 #define H_MLENGTH_PARM -27 #define H_MEM_PARM -28 #define H_MEM_ACCESS_PARM -29 #define H_ATTR_PARM -30 #define H_PORT_PARM -31 #define H_MCG_PARM -32 #define H_VL_PARM -33 #define H_TSIZE_PARM -34 #define H_TRACE_PARM -35 #define H_MASK_PARM -37 #define H_MCG_FULL -38 #define H_ALIAS_EXIST -39 #define H_P_COUNTER -40 #define H_TABLE_FULL -41 #define H_ALT_TABLE -42 #define H_MR_CONDITION -43 #define H_NOT_ENOUGH_RESOURCES -44 #define H_R_STATE -45 #define H_RESCINDED -46 #define H_P2 -55 #define H_P3 -56 #define H_P4 -57 #define H_P5 -58 #define H_P6 -59 #define H_P7 -60 #define H_P8 -61 #define H_P9 -62 #define H_TOO_BIG -64 #define H_UNSUPPORTED -67 #define H_OVERLAP -68 #define H_INTERRUPT -69 #define H_BAD_DATA -70 #define H_NOT_ACTIVE -71 #define H_SG_LIST -72 #define H_OP_MODE -73 #define H_COP_HW -74 #define H_STATE -75 #define H_UNSUPPORTED_FLAG_START -256 #define H_UNSUPPORTED_FLAG_END -511 #define H_MULTI_THREADS_ACTIVE -9005 #define H_OUTSTANDING_COP_OPS -9006 /* Long Busy is a condition that can be returned by the firmware * when a call cannot be completed now, but the identical call * should be retried later. This prevents calls blocking in the * firmware for long periods of time. Annoyingly the firmware can return * a range of return codes, hinting at how long we should wait before * retrying. If you don't care for the hint, the macro below is a good * way to check for the long_busy return codes */ #define H_IS_LONG_BUSY(x) ((x >= H_LONG_BUSY_START_RANGE) \ && (x <= H_LONG_BUSY_END_RANGE)) /* Flags */ #define H_LARGE_PAGE (1UL<<(63-16)) #define H_EXACT (1UL<<(63-24)) /* Use exact PTE or return H_PTEG_FULL */ #define H_R_XLATE (1UL<<(63-25)) /* include a valid logical page num in the pte if the valid bit is set */ #define H_READ_4 (1UL<<(63-26)) /* Return 4 PTEs */ #define H_PAGE_STATE_CHANGE (1UL<<(63-28)) #define H_PAGE_UNUSED ((1UL<<(63-29)) | (1UL<<(63-30))) #define H_PAGE_SET_UNUSED (H_PAGE_STATE_CHANGE | H_PAGE_UNUSED) #define H_PAGE_SET_LOANED (H_PAGE_SET_UNUSED | (1UL<<(63-31))) #define H_PAGE_SET_ACTIVE H_PAGE_STATE_CHANGE #define H_AVPN (1UL<<(63-32)) /* An avpn is provided as a sanity test */ #define H_ANDCOND (1UL<<(63-33)) #define H_LOCAL (1UL<<(63-35)) #define H_ICACHE_INVALIDATE (1UL<<(63-40)) /* icbi, etc. (ignored for IO pages) */ #define H_ICACHE_SYNCHRONIZE (1UL<<(63-41)) /* dcbst, icbi, etc (ignored for IO pages */ #define H_COALESCE_CAND (1UL<<(63-42)) /* page is a good candidate for coalescing */ #define H_ZERO_PAGE (1UL<<(63-48)) /* zero the page before mapping (ignored for IO pages) */ #define H_COPY_PAGE (1UL<<(63-49)) #define H_N (1UL<<(63-61)) #define H_PP1 (1UL<<(63-62)) #define H_PP2 (1UL<<(63-63)) /* Flags for H_REGISTER_VPA subfunction field */ #define H_VPA_FUNC_SHIFT (63-18) /* Bit posn of subfunction code */ #define H_VPA_FUNC_MASK 7UL #define H_VPA_REG_VPA 1UL /* Register Virtual Processor Area */ #define H_VPA_REG_DTL 2UL /* Register Dispatch Trace Log */ #define H_VPA_REG_SLB 3UL /* Register SLB shadow buffer */ #define H_VPA_DEREG_VPA 5UL /* Deregister Virtual Processor Area */ #define H_VPA_DEREG_DTL 6UL /* Deregister Dispatch Trace Log */ #define H_VPA_DEREG_SLB 7UL /* Deregister SLB shadow buffer */ /* VASI States */ #define H_VASI_INVALID 0 #define H_VASI_ENABLED 1 #define H_VASI_ABORTED 2 #define H_VASI_SUSPENDING 3 #define H_VASI_SUSPENDED 4 #define H_VASI_RESUMED 5 #define H_VASI_COMPLETED 6 /* Each control block has to be on a 4K boundary */ #define H_CB_ALIGNMENT 4096 /* pSeries hypervisor opcodes */ #define H_REMOVE 0x04 #define H_ENTER 0x08 #define H_READ 0x0c #define H_CLEAR_MOD 0x10 #define H_CLEAR_REF 0x14 #define H_PROTECT 0x18 #define H_GET_TCE 0x1c #define H_PUT_TCE 0x20 #define H_SET_SPRG0 0x24 #define H_SET_DABR 0x28 #define H_PAGE_INIT 0x2c #define H_SET_ASR 0x30 #define H_ASR_ON 0x34 #define H_ASR_OFF 0x38 #define H_LOGICAL_CI_LOAD 0x3c #define H_LOGICAL_CI_STORE 0x40 #define H_LOGICAL_CACHE_LOAD 0x44 #define H_LOGICAL_CACHE_STORE 0x48 #define H_LOGICAL_ICBI 0x4c #define H_LOGICAL_DCBF 0x50 #define H_GET_TERM_CHAR 0x54 #define H_PUT_TERM_CHAR 0x58 #define H_REAL_TO_LOGICAL 0x5c #define H_HYPERVISOR_DATA 0x60 #define H_EOI 0x64 #define H_CPPR 0x68 #define H_IPI 0x6c #define H_IPOLL 0x70 #define H_XIRR 0x74 #define H_PERFMON 0x7c #define H_MIGRATE_DMA 0x78 #define H_REGISTER_VPA 0xDC #define H_CEDE 0xE0 #define H_CONFER 0xE4 #define H_PROD 0xE8 #define H_GET_PPP 0xEC #define H_SET_PPP 0xF0 #define H_PURR 0xF4 #define H_PIC 0xF8 #define H_REG_CRQ 0xFC #define H_FREE_CRQ 0x100 #define H_VIO_SIGNAL 0x104 #define H_SEND_CRQ 0x108 #define H_COPY_RDMA 0x110 #define H_REGISTER_LOGICAL_LAN 0x114 #define H_FREE_LOGICAL_LAN 0x118 #define H_ADD_LOGICAL_LAN_BUFFER 0x11C #define H_SEND_LOGICAL_LAN 0x120 #define H_BULK_REMOVE 0x124 #define H_MULTICAST_CTRL 0x130 #define H_SET_XDABR 0x134 #define H_STUFF_TCE 0x138 #define H_PUT_TCE_INDIRECT 0x13C #define H_CHANGE_LOGICAL_LAN_MAC 0x14C #define H_VTERM_PARTNER_INFO 0x150 #define H_REGISTER_VTERM 0x154 #define H_FREE_VTERM 0x158 #define H_RESET_EVENTS 0x15C #define H_ALLOC_RESOURCE 0x160 #define H_FREE_RESOURCE 0x164 #define H_MODIFY_QP 0x168 #define H_QUERY_QP 0x16C #define H_REREGISTER_PMR 0x170 #define H_REGISTER_SMR 0x174 #define H_QUERY_MR 0x178 #define H_QUERY_MW 0x17C #define H_QUERY_HCA 0x180 #define H_QUERY_PORT 0x184 #define H_MODIFY_PORT 0x188 #define H_DEFINE_AQP1 0x18C #define H_GET_TRACE_BUFFER 0x190 #define H_DEFINE_AQP0 0x194 #define H_RESIZE_MR 0x198 #define H_ATTACH_MCQP 0x19C #define H_DETACH_MCQP 0x1A0 #define H_CREATE_RPT 0x1A4 #define H_REMOVE_RPT 0x1A8 #define H_REGISTER_RPAGES 0x1AC #define H_DISABLE_AND_GETC 0x1B0 #define H_ERROR_DATA 0x1B4 #define H_GET_HCA_INFO 0x1B8 #define H_GET_PERF_COUNT 0x1BC #define H_MANAGE_TRACE 0x1C0 #define H_GET_CPU_CHARACTERISTICS 0x1C8 #define H_FREE_LOGICAL_LAN_BUFFER 0x1D4 #define H_QUERY_INT_STATE 0x1E4 #define H_POLL_PENDING 0x1D8 #define H_ILLAN_ATTRIBUTES 0x244 #define H_MODIFY_HEA_QP 0x250 #define H_QUERY_HEA_QP 0x254 #define H_QUERY_HEA 0x258 #define H_QUERY_HEA_PORT 0x25C #define H_MODIFY_HEA_PORT 0x260 #define H_REG_BCMC 0x264 #define H_DEREG_BCMC 0x268 #define H_REGISTER_HEA_RPAGES 0x26C #define H_DISABLE_AND_GET_HEA 0x270 #define H_GET_HEA_INFO 0x274 #define H_ALLOC_HEA_RESOURCE 0x278 #define H_ADD_CONN 0x284 #define H_DEL_CONN 0x288 #define H_JOIN 0x298 #define H_VASI_STATE 0x2A4 #define H_VIOCTL 0x2A8 #define H_ENABLE_CRQ 0x2B0 #define H_GET_EM_PARMS 0x2B8 #define H_SET_MPP 0x2D0 #define H_GET_MPP 0x2D4 #define H_REG_SUB_CRQ 0x2DC #define H_HOME_NODE_ASSOCIATIVITY 0x2EC #define H_FREE_SUB_CRQ 0x2E0 #define H_SEND_SUB_CRQ 0x2E4 #define H_SEND_SUB_CRQ_INDIRECT 0x2E8 #define H_BEST_ENERGY 0x2F4 #define H_XIRR_X 0x2FC #define H_RANDOM 0x300 #define H_COP 0x304 #define H_GET_MPP_X 0x314 #define H_SET_MODE 0x31C #define H_BLOCK_REMOVE 0x328 #define H_CLEAR_HPT 0x358 #define H_REQUEST_VMC 0x360 #define H_RESIZE_HPT_PREPARE 0x36C #define H_RESIZE_HPT_COMMIT 0x370 #define H_REGISTER_PROC_TBL 0x37C #define H_SIGNAL_SYS_RESET 0x380 #define H_INT_GET_SOURCE_INFO 0x3A8 #define H_INT_SET_SOURCE_CONFIG 0x3AC #define H_INT_GET_SOURCE_CONFIG 0x3B0 #define H_INT_GET_QUEUE_INFO 0x3B4 #define H_INT_SET_QUEUE_CONFIG 0x3B8 #define H_INT_GET_QUEUE_CONFIG 0x3BC #define H_INT_SET_OS_REPORTING_LINE 0x3C0 #define H_INT_GET_OS_REPORTING_LINE 0x3C4 #define H_INT_ESB 0x3C8 #define H_INT_SYNC 0x3CC #define H_INT_RESET 0x3D0 #define H_SCM_READ_METADATA 0x3E4 #define H_SCM_WRITE_METADATA 0x3E8 #define H_SCM_BIND_MEM 0x3EC #define H_SCM_UNBIND_MEM 0x3F0 #define H_SCM_QUERY_BLOCK_MEM_BINDING 0x3F4 #define H_SCM_QUERY_LOGICAL_MEM_BINDING 0x3F8 #define H_SCM_UNBIND_ALL 0x3FC #define H_SCM_HEALTH 0x400 #define H_SCM_PERFORMANCE_STATS 0x418 #define MAX_HCALL_OPCODE H_SCM_PERFORMANCE_STATS /* Scope args for H_SCM_UNBIND_ALL */ #define H_UNBIND_SCOPE_ALL (0x1) #define H_UNBIND_SCOPE_DRC (0x2) /* H_VIOCTL functions */ #define H_GET_VIOA_DUMP_SIZE 0x01 #define H_GET_VIOA_DUMP 0x02 #define H_GET_ILLAN_NUM_VLAN_IDS 0x03 #define H_GET_ILLAN_VLAN_ID_LIST 0x04 #define H_GET_ILLAN_SWITCH_ID 0x05 #define H_DISABLE_MIGRATION 0x06 #define H_ENABLE_MIGRATION 0x07 #define H_GET_PARTNER_INFO 0x08 #define H_GET_PARTNER_WWPN_LIST 0x09 #define H_DISABLE_ALL_VIO_INTS 0x0A #define H_DISABLE_VIO_INTERRUPT 0x0B #define H_ENABLE_VIO_INTERRUPT 0x0C #define H_GET_SESSION_TOKEN 0x19 #define H_SESSION_ERR_DETECTED 0x1A /* Platform specific hcalls, used by KVM */ #define H_RTAS 0xf000 /* "Platform specific hcalls", provided by PHYP */ #define H_GET_24X7_CATALOG_PAGE 0xF078 #define H_GET_24X7_DATA 0xF07C #define H_GET_PERF_COUNTER_INFO 0xF080 /* Platform-specific hcalls used for nested HV KVM */ #define H_SET_PARTITION_TABLE 0xF800 #define H_ENTER_NESTED 0xF804 #define H_TLB_INVALIDATE 0xF808 #define H_COPY_TOFROM_GUEST 0xF80C /* Values for 2nd argument to H_SET_MODE */ #define H_SET_MODE_RESOURCE_SET_CIABR 1 #define H_SET_MODE_RESOURCE_SET_DAWR 2 #define H_SET_MODE_RESOURCE_ADDR_TRANS_MODE 3 #define H_SET_MODE_RESOURCE_LE 4 /* Values for argument to H_SIGNAL_SYS_RESET */ #define H_SIGNAL_SYS_RESET_ALL -1 #define H_SIGNAL_SYS_RESET_ALL_OTHERS -2 /* >= 0 values are CPU number */ /* H_GET_CPU_CHARACTERISTICS return values */ #define H_CPU_CHAR_SPEC_BAR_ORI31 (1ull << 63) // IBM bit 0 #define H_CPU_CHAR_BCCTRL_SERIALISED (1ull << 62) // IBM bit 1 #define H_CPU_CHAR_L1D_FLUSH_ORI30 (1ull << 61) // IBM bit 2 #define H_CPU_CHAR_L1D_FLUSH_TRIG2 (1ull << 60) // IBM bit 3 #define H_CPU_CHAR_L1D_THREAD_PRIV (1ull << 59) // IBM bit 4 #define H_CPU_CHAR_BRANCH_HINTS_HONORED (1ull << 58) // IBM bit 5 #define H_CPU_CHAR_THREAD_RECONFIG_CTRL (1ull << 57) // IBM bit 6 #define H_CPU_CHAR_COUNT_CACHE_DISABLED (1ull << 56) // IBM bit 7 #define H_CPU_CHAR_BCCTR_FLUSH_ASSIST (1ull << 54) // IBM bit 9 #define H_CPU_BEHAV_FAVOUR_SECURITY (1ull << 63) // IBM bit 0 #define H_CPU_BEHAV_L1D_FLUSH_PR (1ull << 62) // IBM bit 1 #define H_CPU_BEHAV_BNDS_CHK_SPEC_BAR (1ull << 61) // IBM bit 2 #define H_CPU_BEHAV_FLUSH_COUNT_CACHE (1ull << 58) // IBM bit 5 /* Flag values used in H_REGISTER_PROC_TBL hcall */ #define PROC_TABLE_OP_MASK 0x18 #define PROC_TABLE_DEREG 0x10 #define PROC_TABLE_NEW 0x18 #define PROC_TABLE_TYPE_MASK 0x06 #define PROC_TABLE_HPT_SLB 0x00 #define PROC_TABLE_HPT_PT 0x02 #define PROC_TABLE_RADIX 0x04 #define PROC_TABLE_GTSE 0x01 #ifndef __ASSEMBLY__ #include <linux/types.h> /** * plpar_hcall_norets: - Make a pseries hypervisor call with no return arguments * @opcode: The hypervisor call to make. * * This call supports up to 7 arguments and only returns the status of * the hcall. Use this version where possible, its slightly faster than * the other plpar_hcalls. */ long plpar_hcall_norets(unsigned long opcode, ...); /** * plpar_hcall: - Make a pseries hypervisor call * @opcode: The hypervisor call to make. * @retbuf: Buffer to store up to 4 return arguments in. * * This call supports up to 6 arguments and 4 return arguments. Use * PLPAR_HCALL_BUFSIZE to size the return argument buffer. * * Used for all but the craziest of phyp interfaces (see plpar_hcall9) */ #define PLPAR_HCALL_BUFSIZE 4 long plpar_hcall(unsigned long opcode, unsigned long *retbuf, ...); /** * plpar_hcall_raw: - Make a hypervisor call without calculating hcall stats * @opcode: The hypervisor call to make. * @retbuf: Buffer to store up to 4 return arguments in. * * This call supports up to 6 arguments and 4 return arguments. Use * PLPAR_HCALL_BUFSIZE to size the return argument buffer. * * Used when phyp interface needs to be called in real mode. Similar to * plpar_hcall, but plpar_hcall_raw works in real mode and does not * calculate hypervisor call statistics. */ long plpar_hcall_raw(unsigned long opcode, unsigned long *retbuf, ...); /** * plpar_hcall9: - Make a pseries hypervisor call with up to 9 return arguments * @opcode: The hypervisor call to make. * @retbuf: Buffer to store up to 9 return arguments in. * * This call supports up to 9 arguments and 9 return arguments. Use * PLPAR_HCALL9_BUFSIZE to size the return argument buffer. */ #define PLPAR_HCALL9_BUFSIZE 9 long plpar_hcall9(unsigned long opcode, unsigned long *retbuf, ...); long plpar_hcall9_raw(unsigned long opcode, unsigned long *retbuf, ...); struct hvcall_mpp_data { unsigned long entitled_mem; unsigned long mapped_mem; unsigned short group_num; unsigned short pool_num; unsigned char mem_weight; unsigned char unallocated_mem_weight; unsigned long unallocated_entitlement; /* value in bytes */ unsigned long pool_size; signed long loan_request; unsigned long backing_mem; }; int h_get_mpp(struct hvcall_mpp_data *); struct hvcall_mpp_x_data { unsigned long coalesced_bytes; unsigned long pool_coalesced_bytes; unsigned long pool_purr_cycles; unsigned long pool_spurr_cycles; unsigned long reserved[3]; }; int h_get_mpp_x(struct hvcall_mpp_x_data *mpp_x_data); static inline unsigned int get_longbusy_msecs(int longbusy_rc) { switch (longbusy_rc) { case H_LONG_BUSY_ORDER_1_MSEC: return 1; case H_LONG_BUSY_ORDER_10_MSEC: return 10; case H_LONG_BUSY_ORDER_100_MSEC: return 100; case H_LONG_BUSY_ORDER_1_SEC: return 1000; case H_LONG_BUSY_ORDER_10_SEC: return 10000; case H_LONG_BUSY_ORDER_100_SEC: return 100000; default: return 1; } } struct h_cpu_char_result { u64 character; u64 behaviour; }; /* Register state for entering a nested guest with H_ENTER_NESTED */ struct hv_guest_state { u64 version; /* version of this structure layout */ u32 lpid; u32 vcpu_token; /* These registers are hypervisor privileged (at least for writing) */ u64 lpcr; u64 pcr; u64 amor; u64 dpdes; u64 hfscr; s64 tb_offset; u64 dawr0; u64 dawrx0; u64 ciabr; u64 hdec_expiry; u64 purr; u64 spurr; u64 ic; u64 vtb; u64 hdar; u64 hdsisr; u64 heir; u64 asdr; /* These are OS privileged but need to be set late in guest entry */ u64 srr0; u64 srr1; u64 sprg[4]; u64 pidr; u64 cfar; u64 ppr; }; /* Latest version of hv_guest_state structure */ #define HV_GUEST_STATE_VERSION 1 #endif /* __ASSEMBLY__ */ #endif /* __KERNEL__ */ #endif /* _ASM_POWERPC_HVCALL_H */