311 lines
12 KiB
C
311 lines
12 KiB
C
#if !defined(__HW_SPAPR_H__)
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#define __HW_SPAPR_H__
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#include "hw/xics.h"
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struct VIOsPAPRBus;
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struct sPAPRPHBState;
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struct icp_state;
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typedef struct sPAPREnvironment {
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struct VIOsPAPRBus *vio_bus;
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QLIST_HEAD(, sPAPRPHBState) phbs;
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struct icp_state *icp;
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target_phys_addr_t ram_limit;
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void *htab;
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long htab_size;
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target_phys_addr_t fdt_addr, rtas_addr;
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long rtas_size;
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void *fdt_skel;
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target_ulong entry_point;
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int next_irq;
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int rtc_offset;
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} sPAPREnvironment;
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#define H_SUCCESS 0
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#define H_BUSY 1 /* Hardware busy -- retry later */
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#define H_CLOSED 2 /* Resource closed */
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#define H_NOT_AVAILABLE 3
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#define H_CONSTRAINED 4 /* Resource request constrained to max allowed */
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#define H_PARTIAL 5
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#define H_IN_PROGRESS 14 /* Kind of like busy */
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#define H_PAGE_REGISTERED 15
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#define H_PARTIAL_STORE 16
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#define H_PENDING 17 /* returned from H_POLL_PENDING */
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#define H_CONTINUE 18 /* Returned from H_Join on success */
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#define H_LONG_BUSY_START_RANGE 9900 /* Start of long busy range */
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#define H_LONG_BUSY_ORDER_1_MSEC 9900 /* Long busy, hint that 1msec \
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is a good time to retry */
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#define H_LONG_BUSY_ORDER_10_MSEC 9901 /* Long busy, hint that 10msec \
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is a good time to retry */
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#define H_LONG_BUSY_ORDER_100_MSEC 9902 /* Long busy, hint that 100msec \
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is a good time to retry */
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#define H_LONG_BUSY_ORDER_1_SEC 9903 /* Long busy, hint that 1sec \
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is a good time to retry */
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#define H_LONG_BUSY_ORDER_10_SEC 9904 /* Long busy, hint that 10sec \
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is a good time to retry */
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#define H_LONG_BUSY_ORDER_100_SEC 9905 /* Long busy, hint that 100sec \
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is a good time to retry */
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#define H_LONG_BUSY_END_RANGE 9905 /* End of long busy range */
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#define H_HARDWARE -1 /* Hardware error */
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#define H_FUNCTION -2 /* Function not supported */
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#define H_PRIVILEGE -3 /* Caller not privileged */
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#define H_PARAMETER -4 /* Parameter invalid, out-of-range or conflicting */
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#define H_BAD_MODE -5 /* Illegal msr value */
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#define H_PTEG_FULL -6 /* PTEG is full */
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#define H_NOT_FOUND -7 /* PTE was not found" */
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#define H_RESERVED_DABR -8 /* DABR address is reserved by the hypervisor on this processor" */
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#define H_NO_MEM -9
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#define H_AUTHORITY -10
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#define H_PERMISSION -11
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#define H_DROPPED -12
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#define H_SOURCE_PARM -13
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#define H_DEST_PARM -14
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#define H_REMOTE_PARM -15
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#define H_RESOURCE -16
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#define H_ADAPTER_PARM -17
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#define H_RH_PARM -18
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#define H_RCQ_PARM -19
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#define H_SCQ_PARM -20
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#define H_EQ_PARM -21
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#define H_RT_PARM -22
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#define H_ST_PARM -23
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#define H_SIGT_PARM -24
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#define H_TOKEN_PARM -25
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#define H_MLENGTH_PARM -27
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#define H_MEM_PARM -28
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#define H_MEM_ACCESS_PARM -29
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#define H_ATTR_PARM -30
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#define H_PORT_PARM -31
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#define H_MCG_PARM -32
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#define H_VL_PARM -33
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#define H_TSIZE_PARM -34
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#define H_TRACE_PARM -35
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#define H_MASK_PARM -37
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#define H_MCG_FULL -38
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#define H_ALIAS_EXIST -39
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#define H_P_COUNTER -40
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#define H_TABLE_FULL -41
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#define H_ALT_TABLE -42
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#define H_MR_CONDITION -43
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#define H_NOT_ENOUGH_RESOURCES -44
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#define H_R_STATE -45
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#define H_RESCINDEND -46
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#define H_MULTI_THREADS_ACTIVE -9005
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/* Long Busy is a condition that can be returned by the firmware
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* when a call cannot be completed now, but the identical call
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* should be retried later. This prevents calls blocking in the
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* firmware for long periods of time. Annoyingly the firmware can return
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* a range of return codes, hinting at how long we should wait before
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* retrying. If you don't care for the hint, the macro below is a good
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* way to check for the long_busy return codes
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*/
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#define H_IS_LONG_BUSY(x) ((x >= H_LONG_BUSY_START_RANGE) \
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&& (x <= H_LONG_BUSY_END_RANGE))
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/* Flags */
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#define H_LARGE_PAGE (1ULL<<(63-16))
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#define H_EXACT (1ULL<<(63-24)) /* Use exact PTE or return H_PTEG_FULL */
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#define H_R_XLATE (1ULL<<(63-25)) /* include a valid logical page num in the pte if the valid bit is set */
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#define H_READ_4 (1ULL<<(63-26)) /* Return 4 PTEs */
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#define H_PAGE_STATE_CHANGE (1ULL<<(63-28))
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#define H_PAGE_UNUSED ((1ULL<<(63-29)) | (1ULL<<(63-30)))
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#define H_PAGE_SET_UNUSED (H_PAGE_STATE_CHANGE | H_PAGE_UNUSED)
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#define H_PAGE_SET_LOANED (H_PAGE_SET_UNUSED | (1ULL<<(63-31)))
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#define H_PAGE_SET_ACTIVE H_PAGE_STATE_CHANGE
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#define H_AVPN (1ULL<<(63-32)) /* An avpn is provided as a sanity test */
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#define H_ANDCOND (1ULL<<(63-33))
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#define H_ICACHE_INVALIDATE (1ULL<<(63-40)) /* icbi, etc. (ignored for IO pages) */
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#define H_ICACHE_SYNCHRONIZE (1ULL<<(63-41)) /* dcbst, icbi, etc (ignored for IO pages */
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#define H_ZERO_PAGE (1ULL<<(63-48)) /* zero the page before mapping (ignored for IO pages) */
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#define H_COPY_PAGE (1ULL<<(63-49))
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#define H_N (1ULL<<(63-61))
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#define H_PP1 (1ULL<<(63-62))
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#define H_PP2 (1ULL<<(63-63))
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/* VASI States */
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#define H_VASI_INVALID 0
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#define H_VASI_ENABLED 1
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#define H_VASI_ABORTED 2
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#define H_VASI_SUSPENDING 3
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#define H_VASI_SUSPENDED 4
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#define H_VASI_RESUMED 5
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#define H_VASI_COMPLETED 6
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/* DABRX flags */
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#define H_DABRX_HYPERVISOR (1ULL<<(63-61))
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#define H_DABRX_KERNEL (1ULL<<(63-62))
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#define H_DABRX_USER (1ULL<<(63-63))
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/* Each control block has to be on a 4K boundary */
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#define H_CB_ALIGNMENT 4096
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/* pSeries hypervisor opcodes */
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#define H_REMOVE 0x04
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#define H_ENTER 0x08
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#define H_READ 0x0c
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#define H_CLEAR_MOD 0x10
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#define H_CLEAR_REF 0x14
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#define H_PROTECT 0x18
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#define H_GET_TCE 0x1c
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#define H_PUT_TCE 0x20
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#define H_SET_SPRG0 0x24
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#define H_SET_DABR 0x28
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#define H_PAGE_INIT 0x2c
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#define H_SET_ASR 0x30
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#define H_ASR_ON 0x34
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#define H_ASR_OFF 0x38
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#define H_LOGICAL_CI_LOAD 0x3c
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#define H_LOGICAL_CI_STORE 0x40
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#define H_LOGICAL_CACHE_LOAD 0x44
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#define H_LOGICAL_CACHE_STORE 0x48
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#define H_LOGICAL_ICBI 0x4c
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#define H_LOGICAL_DCBF 0x50
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#define H_GET_TERM_CHAR 0x54
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#define H_PUT_TERM_CHAR 0x58
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#define H_REAL_TO_LOGICAL 0x5c
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#define H_HYPERVISOR_DATA 0x60
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#define H_EOI 0x64
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#define H_CPPR 0x68
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#define H_IPI 0x6c
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#define H_IPOLL 0x70
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#define H_XIRR 0x74
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#define H_PERFMON 0x7c
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#define H_MIGRATE_DMA 0x78
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#define H_REGISTER_VPA 0xDC
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#define H_CEDE 0xE0
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#define H_CONFER 0xE4
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#define H_PROD 0xE8
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#define H_GET_PPP 0xEC
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#define H_SET_PPP 0xF0
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#define H_PURR 0xF4
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#define H_PIC 0xF8
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#define H_REG_CRQ 0xFC
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#define H_FREE_CRQ 0x100
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#define H_VIO_SIGNAL 0x104
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#define H_SEND_CRQ 0x108
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#define H_COPY_RDMA 0x110
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#define H_REGISTER_LOGICAL_LAN 0x114
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#define H_FREE_LOGICAL_LAN 0x118
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#define H_ADD_LOGICAL_LAN_BUFFER 0x11C
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#define H_SEND_LOGICAL_LAN 0x120
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#define H_BULK_REMOVE 0x124
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#define H_MULTICAST_CTRL 0x130
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#define H_SET_XDABR 0x134
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#define H_STUFF_TCE 0x138
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#define H_PUT_TCE_INDIRECT 0x13C
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#define H_CHANGE_LOGICAL_LAN_MAC 0x14C
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#define H_VTERM_PARTNER_INFO 0x150
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#define H_REGISTER_VTERM 0x154
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#define H_FREE_VTERM 0x158
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#define H_RESET_EVENTS 0x15C
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#define H_ALLOC_RESOURCE 0x160
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#define H_FREE_RESOURCE 0x164
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#define H_MODIFY_QP 0x168
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#define H_QUERY_QP 0x16C
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#define H_REREGISTER_PMR 0x170
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#define H_REGISTER_SMR 0x174
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#define H_QUERY_MR 0x178
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#define H_QUERY_MW 0x17C
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#define H_QUERY_HCA 0x180
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#define H_QUERY_PORT 0x184
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#define H_MODIFY_PORT 0x188
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#define H_DEFINE_AQP1 0x18C
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#define H_GET_TRACE_BUFFER 0x190
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#define H_DEFINE_AQP0 0x194
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#define H_RESIZE_MR 0x198
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#define H_ATTACH_MCQP 0x19C
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#define H_DETACH_MCQP 0x1A0
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#define H_CREATE_RPT 0x1A4
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#define H_REMOVE_RPT 0x1A8
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#define H_REGISTER_RPAGES 0x1AC
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#define H_DISABLE_AND_GETC 0x1B0
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#define H_ERROR_DATA 0x1B4
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#define H_GET_HCA_INFO 0x1B8
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#define H_GET_PERF_COUNT 0x1BC
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#define H_MANAGE_TRACE 0x1C0
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#define H_FREE_LOGICAL_LAN_BUFFER 0x1D4
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#define H_QUERY_INT_STATE 0x1E4
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#define H_POLL_PENDING 0x1D8
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#define H_ILLAN_ATTRIBUTES 0x244
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#define H_MODIFY_HEA_QP 0x250
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#define H_QUERY_HEA_QP 0x254
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#define H_QUERY_HEA 0x258
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#define H_QUERY_HEA_PORT 0x25C
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#define H_MODIFY_HEA_PORT 0x260
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#define H_REG_BCMC 0x264
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#define H_DEREG_BCMC 0x268
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#define H_REGISTER_HEA_RPAGES 0x26C
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#define H_DISABLE_AND_GET_HEA 0x270
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#define H_GET_HEA_INFO 0x274
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#define H_ALLOC_HEA_RESOURCE 0x278
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#define H_ADD_CONN 0x284
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#define H_DEL_CONN 0x288
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#define H_JOIN 0x298
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#define H_VASI_STATE 0x2A4
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#define H_ENABLE_CRQ 0x2B0
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#define H_GET_EM_PARMS 0x2B8
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#define H_SET_MPP 0x2D0
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#define H_GET_MPP 0x2D4
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#define MAX_HCALL_OPCODE H_GET_MPP
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/* The hcalls above are standardized in PAPR and implemented by pHyp
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* as well.
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*
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* We also need some hcalls which are specific to qemu / KVM-on-POWER.
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* So far we just need one for H_RTAS, but in future we'll need more
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* for extensions like virtio. We put those into the 0xf000-0xfffc
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* range which is reserved by PAPR for "platform-specific" hcalls.
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*/
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#define KVMPPC_HCALL_BASE 0xf000
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#define KVMPPC_H_RTAS (KVMPPC_HCALL_BASE + 0x0)
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#define KVMPPC_HCALL_MAX KVMPPC_H_RTAS
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extern sPAPREnvironment *spapr;
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/*#define DEBUG_SPAPR_HCALLS*/
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#ifdef DEBUG_SPAPR_HCALLS
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#define hcall_dprintf(fmt, ...) \
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do { fprintf(stderr, fmt, ## __VA_ARGS__); } while (0)
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#else
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#define hcall_dprintf(fmt, ...) \
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do { } while (0)
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#endif
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typedef target_ulong (*spapr_hcall_fn)(CPUState *env, sPAPREnvironment *spapr,
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target_ulong opcode,
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target_ulong *args);
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void spapr_register_hypercall(target_ulong opcode, spapr_hcall_fn fn);
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target_ulong spapr_hypercall(CPUState *env, target_ulong opcode,
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target_ulong *args);
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qemu_irq spapr_allocate_irq(uint32_t hint, uint32_t *irq_num);
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static inline uint32_t rtas_ld(target_ulong phys, int n)
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{
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return ldl_be_phys(phys + 4*n);
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}
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static inline void rtas_st(target_ulong phys, int n, uint32_t val)
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{
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stl_be_phys(phys + 4*n, val);
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}
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typedef void (*spapr_rtas_fn)(sPAPREnvironment *spapr, uint32_t token,
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uint32_t nargs, target_ulong args,
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uint32_t nret, target_ulong rets);
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void spapr_rtas_register(const char *name, spapr_rtas_fn fn);
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target_ulong spapr_rtas_call(sPAPREnvironment *spapr,
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uint32_t token, uint32_t nargs, target_ulong args,
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uint32_t nret, target_ulong rets);
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int spapr_rtas_device_tree_setup(void *fdt, target_phys_addr_t rtas_addr,
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target_phys_addr_t rtas_size);
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#endif /* !defined (__HW_SPAPR_H__) */
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