mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-28 11:18:45 +07:00
c0efa9aee8
The hcalls introduced for cxl use a possible new value: H_STATE (invalid state). Co-authored-by: Frederic Barrat <fbarrat@linux.vnet.ibm.com> Signed-off-by: Frederic Barrat <fbarrat@linux.vnet.ibm.com> Signed-off-by: Christophe Lombard <clombard@linux.vnet.ibm.com> Reviewed-by: Manoj Kumar <manoj@linux.vnet.ibm.com> Acked-by: Ian Munsie <imunsie@au1.ibm.com> Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
450 lines
14 KiB
C
450 lines
14 KiB
C
#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_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_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 MAX_HCALL_OPCODE H_SET_MODE
|
|
|
|
/* 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
|
|
|
|
|
|
/* 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
|
|
|
|
/* 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
|
|
|
|
#ifndef __ASSEMBLY__
|
|
|
|
/**
|
|
* 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, ...);
|
|
|
|
/* For hcall instrumentation. One structure per-hcall, per-CPU */
|
|
struct hcall_stats {
|
|
unsigned long num_calls; /* number of calls (on this CPU) */
|
|
unsigned long tb_total; /* total wall time (mftb) of calls. */
|
|
unsigned long purr_total; /* total cpu time (PURR) of calls. */
|
|
unsigned long tb_start;
|
|
unsigned long purr_start;
|
|
};
|
|
#define HCALL_STAT_ARRAY_SIZE ((MAX_HCALL_OPCODE >> 2) + 1)
|
|
|
|
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;
|
|
}
|
|
}
|
|
|
|
#ifdef CONFIG_PPC_PSERIES
|
|
extern int CMO_PrPSP;
|
|
extern int CMO_SecPSP;
|
|
extern unsigned long CMO_PageSize;
|
|
|
|
static inline int cmo_get_primary_psp(void)
|
|
{
|
|
return CMO_PrPSP;
|
|
}
|
|
|
|
static inline int cmo_get_secondary_psp(void)
|
|
{
|
|
return CMO_SecPSP;
|
|
}
|
|
|
|
static inline unsigned long cmo_get_page_size(void)
|
|
{
|
|
return CMO_PageSize;
|
|
}
|
|
|
|
extern long pSeries_enable_reloc_on_exc(void);
|
|
extern long pSeries_disable_reloc_on_exc(void);
|
|
|
|
extern long pseries_big_endian_exceptions(void);
|
|
|
|
#else
|
|
|
|
#define pSeries_enable_reloc_on_exc() do {} while (0)
|
|
#define pSeries_disable_reloc_on_exc() do {} while (0)
|
|
|
|
#endif /* CONFIG_PPC_PSERIES */
|
|
|
|
#endif /* __ASSEMBLY__ */
|
|
#endif /* __KERNEL__ */
|
|
#endif /* _ASM_POWERPC_HVCALL_H */
|