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qemu/hw/spapr.h

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C
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#if !defined(__HW_SPAPR_H__)
#define __HW_SPAPR_H__
#include "hw/xics.h"
struct VIOsPAPRBus;
struct sPAPRPHBState;
struct icp_state;
typedef struct sPAPREnvironment {
struct VIOsPAPRBus *vio_bus;
QLIST_HEAD(, sPAPRPHBState) phbs;
struct icp_state *icp;
target_phys_addr_t ram_limit;
void *htab;
long htab_size;
target_phys_addr_t fdt_addr, rtas_addr;
long rtas_size;
void *fdt_skel;
target_ulong entry_point;
int next_irq;
int rtc_offset;
} sPAPREnvironment;
#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 */
#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_RESCINDEND -46
#define H_MULTI_THREADS_ACTIVE -9005
/* 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 (1ULL<<(63-16))
#define H_EXACT (1ULL<<(63-24)) /* Use exact PTE or return H_PTEG_FULL */
#define H_R_XLATE (1ULL<<(63-25)) /* include a valid logical page num in the pte if the valid bit is set */
#define H_READ_4 (1ULL<<(63-26)) /* Return 4 PTEs */
#define H_PAGE_STATE_CHANGE (1ULL<<(63-28))
#define H_PAGE_UNUSED ((1ULL<<(63-29)) | (1ULL<<(63-30)))
#define H_PAGE_SET_UNUSED (H_PAGE_STATE_CHANGE | H_PAGE_UNUSED)
#define H_PAGE_SET_LOANED (H_PAGE_SET_UNUSED | (1ULL<<(63-31)))
#define H_PAGE_SET_ACTIVE H_PAGE_STATE_CHANGE
#define H_AVPN (1ULL<<(63-32)) /* An avpn is provided as a sanity test */
#define H_ANDCOND (1ULL<<(63-33))
#define H_ICACHE_INVALIDATE (1ULL<<(63-40)) /* icbi, etc. (ignored for IO pages) */
#define H_ICACHE_SYNCHRONIZE (1ULL<<(63-41)) /* dcbst, icbi, etc (ignored for IO pages */
#define H_ZERO_PAGE (1ULL<<(63-48)) /* zero the page before mapping (ignored for IO pages) */
#define H_COPY_PAGE (1ULL<<(63-49))
#define H_N (1ULL<<(63-61))
#define H_PP1 (1ULL<<(63-62))
#define H_PP2 (1ULL<<(63-63))
/* 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
/* DABRX flags */
#define H_DABRX_HYPERVISOR (1ULL<<(63-61))
#define H_DABRX_KERNEL (1ULL<<(63-62))
#define H_DABRX_USER (1ULL<<(63-63))
/* Each control block has to be on a 4K bondary */
#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_ENABLE_CRQ 0x2B0
#define H_GET_EM_PARMS 0x2B8
#define H_SET_MPP 0x2D0
#define H_GET_MPP 0x2D4
#define MAX_HCALL_OPCODE H_GET_MPP
/* The hcalls above are standardized in PAPR and implemented by pHyp
* as well.
*
* We also need some hcalls which are specific to qemu / KVM-on-POWER.
* So far we just need one for H_RTAS, but in future we'll need more
* for extensions like virtio. We put those into the 0xf000-0xfffc
* range which is reserved by PAPR for "platform-specific" hcalls.
*/
#define KVMPPC_HCALL_BASE 0xf000
#define KVMPPC_H_RTAS (KVMPPC_HCALL_BASE + 0x0)
#define KVMPPC_HCALL_MAX KVMPPC_H_RTAS
extern sPAPREnvironment *spapr;
/*#define DEBUG_SPAPR_HCALLS*/
#ifdef DEBUG_SPAPR_HCALLS
#define hcall_dprintf(fmt, ...) \
do { fprintf(stderr, fmt, ## __VA_ARGS__); } while (0)
#else
#define hcall_dprintf(fmt, ...) \
do { } while (0)
#endif
typedef target_ulong (*spapr_hcall_fn)(CPUState *env, sPAPREnvironment *spapr,
target_ulong opcode,
target_ulong *args);
void spapr_register_hypercall(target_ulong opcode, spapr_hcall_fn fn);
target_ulong spapr_hypercall(CPUState *env, target_ulong opcode,
target_ulong *args);
qemu_irq spapr_allocate_irq(uint32_t hint, uint32_t *irq_num);
static inline uint32_t rtas_ld(target_ulong phys, int n)
{
return ldl_be_phys(phys + 4*n);
}
static inline void rtas_st(target_ulong phys, int n, uint32_t val)
{
stl_be_phys(phys + 4*n, val);
}
typedef void (*spapr_rtas_fn)(sPAPREnvironment *spapr, uint32_t token,
uint32_t nargs, target_ulong args,
uint32_t nret, target_ulong rets);
void spapr_rtas_register(const char *name, spapr_rtas_fn fn);
target_ulong spapr_rtas_call(sPAPREnvironment *spapr,
uint32_t token, uint32_t nargs, target_ulong args,
uint32_t nret, target_ulong rets);
int spapr_rtas_device_tree_setup(void *fdt, target_phys_addr_t rtas_addr,
target_phys_addr_t rtas_size);
#endif /* !defined (__HW_SPAPR_H__) */
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