[mirror_qemu.git] / include / hw / ppc / spapr.h

#if !defined(__HW_SPAPR_H__)
#define __HW_SPAPR_H__

#include "sysemu/dma.h"
#include "hw/ppc/xics.h"

struct VIOsPAPRBus;
struct sPAPRPHBState;
struct sPAPRNVRAM;
struct icp_state;

#define HPTE64_V_HPTE_DIRTY     0x0000000000000040ULL

typedef struct sPAPREnvironment {
    struct VIOsPAPRBus *vio_bus;
    QLIST_HEAD(, sPAPRPHBState) phbs;
    struct sPAPRNVRAM *nvram;
    struct icp_state *icp;

    hwaddr ram_limit;
    void *htab;
    uint32_t htab_shift;
    hwaddr rma_size;
    int vrma_adjust;
    hwaddr fdt_addr, rtas_addr;
    long rtas_size;
    void *fdt_skel;
    target_ulong entry_point;
    uint32_t next_irq;
    uint64_t rtc_offset;
    char *cpu_model;
    bool has_graphics;

    uint32_t epow_irq;
    Notifier epow_notifier;

    /* Migration state */
    int htab_save_index;
    bool htab_first_pass;
    int htab_fd;
} 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 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_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_H_LOGICAL_MEMOP  (KVMPPC_HCALL_BASE + 0x1)
#define KVMPPC_HCALL_MAX        KVMPPC_H_LOGICAL_MEMOP

extern sPAPREnvironment *spapr;

/*#define DEBUG_SPAPR_HCALLS*/

#ifdef DEBUG_SPAPR_HCALLS
#define hcall_dprintf(fmt, ...) \
    do { fprintf(stderr, "%s: " fmt, __func__, ## __VA_ARGS__); } while (0)
#else
#define hcall_dprintf(fmt, ...) \
    do { } while (0)
#endif

typedef target_ulong (*spapr_hcall_fn)(PowerPCCPU *cpu, sPAPREnvironment *spapr,
                                       target_ulong opcode,
                                       target_ulong *args);

void spapr_register_hypercall(target_ulong opcode, spapr_hcall_fn fn);
target_ulong spapr_hypercall(PowerPCCPU *cpu, target_ulong opcode,
                             target_ulong *args);

int spapr_allocate_irq(int hint, bool lsi);
int spapr_allocate_irq_block(int num, bool lsi);

static inline int spapr_allocate_msi(int hint)
{
    return spapr_allocate_irq(hint, false);
}

static inline int spapr_allocate_lsi(int hint)
{
    return spapr_allocate_irq(hint, true);
}

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)(PowerPCCPU *cpu, sPAPREnvironment *spapr,
                              uint32_t token,
                              uint32_t nargs, target_ulong args,
                              uint32_t nret, target_ulong rets);
int spapr_rtas_register(const char *name, spapr_rtas_fn fn);
target_ulong spapr_rtas_call(PowerPCCPU *cpu, 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, hwaddr rtas_addr,
                                 hwaddr rtas_size);

#define SPAPR_TCE_PAGE_SHIFT   12
#define SPAPR_TCE_PAGE_SIZE    (1ULL << SPAPR_TCE_PAGE_SHIFT)
#define SPAPR_TCE_PAGE_MASK    (SPAPR_TCE_PAGE_SIZE - 1)

#define SPAPR_VIO_BASE_LIOBN    0x00000000
#define SPAPR_PCI_BASE_LIOBN    0x80000000

#define RTAS_ERROR_LOG_MAX      2048

typedef struct sPAPRTCETable sPAPRTCETable;

#define TYPE_SPAPR_TCE_TABLE "spapr-tce-table"
#define SPAPR_TCE_TABLE(obj) \
    OBJECT_CHECK(sPAPRTCETable, (obj), TYPE_SPAPR_TCE_TABLE)

struct sPAPRTCETable {
    DeviceState parent;
    uint32_t liobn;
    uint32_t window_size;
    uint32_t nb_table;
    uint64_t *table;
    bool bypass;
    int fd;
    MemoryRegion iommu;
    QLIST_ENTRY(sPAPRTCETable) list;
};

void spapr_events_init(sPAPREnvironment *spapr);
void spapr_events_fdt_skel(void *fdt, uint32_t epow_irq);
sPAPRTCETable *spapr_tce_new_table(DeviceState *owner, uint32_t liobn,
                                   size_t window_size);
MemoryRegion *spapr_tce_get_iommu(sPAPRTCETable *tcet);
void spapr_tce_set_bypass(sPAPRTCETable *tcet, bool bypass);
int spapr_dma_dt(void *fdt, int node_off, const char *propname,
                 uint32_t liobn, uint64_t window, uint32_t size);
int spapr_tcet_dma_dt(void *fdt, int node_off, const char *propname,
                      sPAPRTCETable *tcet);

#endif /* !defined (__HW_SPAPR_H__) */
Commit	Line	Data
9fdf0c29 DG	1	#if !defined(__HW_SPAPR_H__)
	2	#define __HW_SPAPR_H__
	3
9c17d615	4	#include "sysemu/dma.h"
0d09e41a	5	#include "hw/ppc/xics.h"
277f9acf	6
4040ab72	7	struct VIOsPAPRBus;
3384f95c	8	struct sPAPRPHBState;
639e8102	9	struct sPAPRNVRAM;
b5cec4c5	10	struct icp_state;
4040ab72	11
4be21d56 DG	12	#define HPTE64_V_HPTE_DIRTY 0x0000000000000040ULL
4be21d56 DG	13
9fdf0c29	14	typedef struct sPAPREnvironment {
4040ab72	15	struct VIOsPAPRBus *vio_bus;
3384f95c	16	QLIST_HEAD(, sPAPRPHBState) phbs;
639e8102	17	struct sPAPRNVRAM *nvram;
b5cec4c5	18	struct icp_state *icp;
a3467baa	19
a8170e5e	20	hwaddr ram_limit;
a3467baa	21	void *htab;
4be21d56	22	uint32_t htab_shift;
a8170e5e	23	hwaddr rma_size;
7f763a5d	24	int vrma_adjust;
a8170e5e	25	hwaddr fdt_addr, rtas_addr;
a3467baa DG	26	long rtas_size;
	27	void *fdt_skel;
	28	target_ulong entry_point;
4be21d56 DG	29	uint32_t next_irq;
4be21d56 DG	30	uint64_t rtc_offset;
6e806cc3	31	char *cpu_model;
3fc5acde	32	bool has_graphics;
74d042e5 DG	33
	34	uint32_t epow_irq;
	35	Notifier epow_notifier;
4be21d56 DG	36
	37	/* Migration state */
	38	int htab_save_index;
	39	bool htab_first_pass;
e68cb8b4	40	int htab_fd;
9fdf0c29 DG	41	} sPAPREnvironment;
	42
	43	#define H_SUCCESS 0
	44	#define H_BUSY 1 /* Hardware busy -- retry later */
	45	#define H_CLOSED 2 /* Resource closed */
	46	#define H_NOT_AVAILABLE 3
	47	#define H_CONSTRAINED 4 /* Resource request constrained to max allowed */
	48	#define H_PARTIAL 5
	49	#define H_IN_PROGRESS 14 /* Kind of like busy */
	50	#define H_PAGE_REGISTERED 15
	51	#define H_PARTIAL_STORE 16
	52	#define H_PENDING 17 /* returned from H_POLL_PENDING */
	53	#define H_CONTINUE 18 /* Returned from H_Join on success */
	54	#define H_LONG_BUSY_START_RANGE 9900 /* Start of long busy range */
	55	#define H_LONG_BUSY_ORDER_1_MSEC 9900 /* Long busy, hint that 1msec \
	56	is a good time to retry */
	57	#define H_LONG_BUSY_ORDER_10_MSEC 9901 /* Long busy, hint that 10msec \
	58	is a good time to retry */
	59	#define H_LONG_BUSY_ORDER_100_MSEC 9902 /* Long busy, hint that 100msec \
	60	is a good time to retry */
	61	#define H_LONG_BUSY_ORDER_1_SEC 9903 /* Long busy, hint that 1sec \
	62	is a good time to retry */
	63	#define H_LONG_BUSY_ORDER_10_SEC 9904 /* Long busy, hint that 10sec \
	64	is a good time to retry */
	65	#define H_LONG_BUSY_ORDER_100_SEC 9905 /* Long busy, hint that 100sec \
	66	is a good time to retry */
	67	#define H_LONG_BUSY_END_RANGE 9905 /* End of long busy range */
	68	#define H_HARDWARE -1 /* Hardware error */
	69	#define H_FUNCTION -2 /* Function not supported */
	70	#define H_PRIVILEGE -3 /* Caller not privileged */
	71	#define H_PARAMETER -4 /* Parameter invalid, out-of-range or conflicting */
	72	#define H_BAD_MODE -5 /* Illegal msr value */
	73	#define H_PTEG_FULL -6 /* PTEG is full */
	74	#define H_NOT_FOUND -7 /* PTE was not found" */
	75	#define H_RESERVED_DABR -8 /* DABR address is reserved by the hypervisor on this processor" */
	76	#define H_NO_MEM -9
	77	#define H_AUTHORITY -10
	78	#define H_PERMISSION -11
	79	#define H_DROPPED -12
	80	#define H_SOURCE_PARM -13
	81	#define H_DEST_PARM -14
	82	#define H_REMOTE_PARM -15
	83	#define H_RESOURCE -16
	84	#define H_ADAPTER_PARM -17
	85	#define H_RH_PARM -18
	86	#define H_RCQ_PARM -19
	87	#define H_SCQ_PARM -20
	88	#define H_EQ_PARM -21
	89	#define H_RT_PARM -22
	90	#define H_ST_PARM -23
	91	#define H_SIGT_PARM -24
	92	#define H_TOKEN_PARM -25
	93	#define H_MLENGTH_PARM -27
	94	#define H_MEM_PARM -28
	95	#define H_MEM_ACCESS_PARM -29
	96	#define H_ATTR_PARM -30
	97	#define H_PORT_PARM -31
	98	#define H_MCG_PARM -32
	99	#define H_VL_PARM -33
	100	#define H_TSIZE_PARM -34
	101	#define H_TRACE_PARM -35
	102
	103	#define H_MASK_PARM -37
	104	#define H_MCG_FULL -38
105	#define H_ALIAS_EXIST -39
106	#define H_P_COUNTER -40
107	#define H_TABLE_FULL -41
108	#define H_ALT_TABLE -42
109	#define H_MR_CONDITION -43
110	#define H_NOT_ENOUGH_RESOURCES -44
111	#define H_R_STATE -45
112	#define H_RESCINDEND -46
113	#define H_MULTI_THREADS_ACTIVE -9005
114
115
116	/* Long Busy is a condition that can be returned by the firmware
117	* when a call cannot be completed now, but the identical call
118	* should be retried later. This prevents calls blocking in the
119	* firmware for long periods of time. Annoyingly the firmware can return
120	* a range of return codes, hinting at how long we should wait before
121	* retrying. If you don't care for the hint, the macro below is a good
122	* way to check for the long_busy return codes
123	*/
124	#define H_IS_LONG_BUSY(x) ((x >= H_LONG_BUSY_START_RANGE) \
125	&& (x <= H_LONG_BUSY_END_RANGE))
126
127	/* Flags */
128	#define H_LARGE_PAGE (1ULL<<(63-16))
129	#define H_EXACT (1ULL<<(63-24)) /* Use exact PTE or return H_PTEG_FULL */
130	#define H_R_XLATE (1ULL<<(63-25)) /* include a valid logical page num in the pte if the valid bit is set */
131	#define H_READ_4 (1ULL<<(63-26)) /* Return 4 PTEs */
132	#define H_PAGE_STATE_CHANGE (1ULL<<(63-28))
133	#define H_PAGE_UNUSED ((1ULL<<(63-29)) \| (1ULL<<(63-30)))
134	#define H_PAGE_SET_UNUSED (H_PAGE_STATE_CHANGE \| H_PAGE_UNUSED)
135	#define H_PAGE_SET_LOANED (H_PAGE_SET_UNUSED \| (1ULL<<(63-31)))
136	#define H_PAGE_SET_ACTIVE H_PAGE_STATE_CHANGE
137	#define H_AVPN (1ULL<<(63-32)) /* An avpn is provided as a sanity test */
138	#define H_ANDCOND (1ULL<<(63-33))
139	#define H_ICACHE_INVALIDATE (1ULL<<(63-40)) /* icbi, etc. (ignored for IO pages) */
140	#define H_ICACHE_SYNCHRONIZE (1ULL<<(63-41)) /* dcbst, icbi, etc (ignored for IO pages */
141	#define H_ZERO_PAGE (1ULL<<(63-48)) /* zero the page before mapping (ignored for IO pages) */
142	#define H_COPY_PAGE (1ULL<<(63-49))
143	#define H_N (1ULL<<(63-61))
144	#define H_PP1 (1ULL<<(63-62))
145	#define H_PP2 (1ULL<<(63-63))
146
147	/* VASI States */
148	#define H_VASI_INVALID 0
149	#define H_VASI_ENABLED 1
150	#define H_VASI_ABORTED 2
151	#define H_VASI_SUSPENDING 3
152	#define H_VASI_SUSPENDED 4
153	#define H_VASI_RESUMED 5
154	#define H_VASI_COMPLETED 6
155
156	/* DABRX flags */
157	#define H_DABRX_HYPERVISOR (1ULL<<(63-61))
158	#define H_DABRX_KERNEL (1ULL<<(63-62))
159	#define H_DABRX_USER (1ULL<<(63-63))
160
66a0a2cb	161	/* Each control block has to be on a 4K boundary */
9fdf0c29 DG	162	#define H_CB_ALIGNMENT 4096
	163
	164	/* pSeries hypervisor opcodes */
	165	#define H_REMOVE 0x04
	166	#define H_ENTER 0x08
	167	#define H_READ 0x0c
	168	#define H_CLEAR_MOD 0x10
	169	#define H_CLEAR_REF 0x14
	170	#define H_PROTECT 0x18
	171	#define H_GET_TCE 0x1c
	172	#define H_PUT_TCE 0x20
	173	#define H_SET_SPRG0 0x24
	174	#define H_SET_DABR 0x28
	175	#define H_PAGE_INIT 0x2c
	176	#define H_SET_ASR 0x30
	177	#define H_ASR_ON 0x34
	178	#define H_ASR_OFF 0x38
	179	#define H_LOGICAL_CI_LOAD 0x3c
	180	#define H_LOGICAL_CI_STORE 0x40
	181	#define H_LOGICAL_CACHE_LOAD 0x44
	182	#define H_LOGICAL_CACHE_STORE 0x48
	183	#define H_LOGICAL_ICBI 0x4c
	184	#define H_LOGICAL_DCBF 0x50
	185	#define H_GET_TERM_CHAR 0x54
	186	#define H_PUT_TERM_CHAR 0x58
	187	#define H_REAL_TO_LOGICAL 0x5c
	188	#define H_HYPERVISOR_DATA 0x60
	189	#define H_EOI 0x64
	190	#define H_CPPR 0x68
	191	#define H_IPI 0x6c
	192	#define H_IPOLL 0x70
	193	#define H_XIRR 0x74
	194	#define H_PERFMON 0x7c
	195	#define H_MIGRATE_DMA 0x78
	196	#define H_REGISTER_VPA 0xDC
	197	#define H_CEDE 0xE0
	198	#define H_CONFER 0xE4
	199	#define H_PROD 0xE8
	200	#define H_GET_PPP 0xEC
	201	#define H_SET_PPP 0xF0
	202	#define H_PURR 0xF4
	203	#define H_PIC 0xF8
	204	#define H_REG_CRQ 0xFC
	205	#define H_FREE_CRQ 0x100
	206	#define H_VIO_SIGNAL 0x104
	207	#define H_SEND_CRQ 0x108
	208	#define H_COPY_RDMA 0x110
	209	#define H_REGISTER_LOGICAL_LAN 0x114
	210	#define H_FREE_LOGICAL_LAN 0x118
	211	#define H_ADD_LOGICAL_LAN_BUFFER 0x11C
	212	#define H_SEND_LOGICAL_LAN 0x120
	213	#define H_BULK_REMOVE 0x124
	214	#define H_MULTICAST_CTRL 0x130
	215	#define H_SET_XDABR 0x134
	216	#define H_STUFF_TCE 0x138
	217	#define H_PUT_TCE_INDIRECT 0x13C
	218	#define H_CHANGE_LOGICAL_LAN_MAC 0x14C
	219	#define H_VTERM_PARTNER_INFO 0x150
	220	#define H_REGISTER_VTERM 0x154
	221	#define H_FREE_VTERM 0x158
	222	#define H_RESET_EVENTS 0x15C
	223	#define H_ALLOC_RESOURCE 0x160
	224	#define H_FREE_RESOURCE 0x164
	225	#define H_MODIFY_QP 0x168
226	#define H_QUERY_QP 0x16C
227	#define H_REREGISTER_PMR 0x170
228	#define H_REGISTER_SMR 0x174
229	#define H_QUERY_MR 0x178
230	#define H_QUERY_MW 0x17C
231	#define H_QUERY_HCA 0x180
232	#define H_QUERY_PORT 0x184
233	#define H_MODIFY_PORT 0x188
234	#define H_DEFINE_AQP1 0x18C
235	#define H_GET_TRACE_BUFFER 0x190
236	#define H_DEFINE_AQP0 0x194
237	#define H_RESIZE_MR 0x198
238	#define H_ATTACH_MCQP 0x19C
239	#define H_DETACH_MCQP 0x1A0
240	#define H_CREATE_RPT 0x1A4
241	#define H_REMOVE_RPT 0x1A8
242	#define H_REGISTER_RPAGES 0x1AC
243	#define H_DISABLE_AND_GETC 0x1B0
244	#define H_ERROR_DATA 0x1B4
245	#define H_GET_HCA_INFO 0x1B8
246	#define H_GET_PERF_COUNT 0x1BC
247	#define H_MANAGE_TRACE 0x1C0
248	#define H_FREE_LOGICAL_LAN_BUFFER 0x1D4
249	#define H_QUERY_INT_STATE 0x1E4
250	#define H_POLL_PENDING 0x1D8
251	#define H_ILLAN_ATTRIBUTES 0x244
252	#define H_MODIFY_HEA_QP 0x250
253	#define H_QUERY_HEA_QP 0x254
254	#define H_QUERY_HEA 0x258
255	#define H_QUERY_HEA_PORT 0x25C
256	#define H_MODIFY_HEA_PORT 0x260
257	#define H_REG_BCMC 0x264
258	#define H_DEREG_BCMC 0x268
259	#define H_REGISTER_HEA_RPAGES 0x26C
260	#define H_DISABLE_AND_GET_HEA 0x270
261	#define H_GET_HEA_INFO 0x274
262	#define H_ALLOC_HEA_RESOURCE 0x278
263	#define H_ADD_CONN 0x284
264	#define H_DEL_CONN 0x288
265	#define H_JOIN 0x298
266	#define H_VASI_STATE 0x2A4
267	#define H_ENABLE_CRQ 0x2B0
268	#define H_GET_EM_PARMS 0x2B8
269	#define H_SET_MPP 0x2D0
270	#define H_GET_MPP 0x2D4
271	#define MAX_HCALL_OPCODE H_GET_MPP
272
39ac8455 DG	273	/* The hcalls above are standardized in PAPR and implemented by pHyp
	274	* as well.
	275	*
	276	* We also need some hcalls which are specific to qemu / KVM-on-POWER.
	277	* So far we just need one for H_RTAS, but in future we'll need more
	278	* for extensions like virtio. We put those into the 0xf000-0xfffc
	279	* range which is reserved by PAPR for "platform-specific" hcalls.
	280	*/
	281	#define KVMPPC_HCALL_BASE 0xf000
	282	#define KVMPPC_H_RTAS (KVMPPC_HCALL_BASE + 0x0)
c73e3771 BH	283	#define KVMPPC_H_LOGICAL_MEMOP (KVMPPC_HCALL_BASE + 0x1)
c73e3771 BH	284	#define KVMPPC_HCALL_MAX KVMPPC_H_LOGICAL_MEMOP
39ac8455	285
9fdf0c29 DG	286	extern sPAPREnvironment *spapr;
	287
	288	/#define DEBUG_SPAPR_HCALLS/
	289
	290	#ifdef DEBUG_SPAPR_HCALLS
	291	#define hcall_dprintf(fmt, ...) \
d9599c92	292	do { fprintf(stderr, "%s: " fmt, __func__, ## __VA_ARGS__); } while (0)
9fdf0c29 DG	293	#else
	294	#define hcall_dprintf(fmt, ...) \
	295	do { } while (0)
	296	#endif
	297
b13ce26d	298	typedef target_ulong (spapr_hcall_fn)(PowerPCCPU cpu, sPAPREnvironment *spapr,
9fdf0c29 DG	299	target_ulong opcode,
	300	target_ulong *args);
	301
	302	void spapr_register_hypercall(target_ulong opcode, spapr_hcall_fn fn);
aa100fa4	303	target_ulong spapr_hypercall(PowerPCCPU *cpu, target_ulong opcode,
9fdf0c29 DG	304	target_ulong *args);
9fdf0c29 DG	305
ff9d2afa DG	306	int spapr_allocate_irq(int hint, bool lsi);
ff9d2afa DG	307	int spapr_allocate_irq_block(int num, bool lsi);
d07fee7e	308
a307d594	309	static inline int spapr_allocate_msi(int hint)
d07fee7e	310	{
ff9d2afa	311	return spapr_allocate_irq(hint, false);
d07fee7e DG	312	}
d07fee7e DG	313
a307d594	314	static inline int spapr_allocate_lsi(int hint)
d07fee7e	315	{
ff9d2afa	316	return spapr_allocate_irq(hint, true);
d07fee7e	317	}
277f9acf	318
39ac8455 DG	319	static inline uint32_t rtas_ld(target_ulong phys, int n)
39ac8455 DG	320	{
06c46bba	321	return ldl_be_phys(phys + 4*n);
39ac8455 DG	322	}
	323
	324	static inline void rtas_st(target_ulong phys, int n, uint32_t val)
	325	{
06c46bba	326	stl_be_phys(phys + 4*n, val);
39ac8455 DG	327	}
39ac8455 DG	328
210b580b AL	329	typedef void (spapr_rtas_fn)(PowerPCCPU cpu, sPAPREnvironment *spapr,
210b580b AL	330	uint32_t token,
39ac8455 DG	331	uint32_t nargs, target_ulong args,
39ac8455 DG	332	uint32_t nret, target_ulong rets);
4aac82c3	333	int spapr_rtas_register(const char *name, spapr_rtas_fn fn);
210b580b	334	target_ulong spapr_rtas_call(PowerPCCPU cpu, sPAPREnvironment spapr,
39ac8455 DG	335	uint32_t token, uint32_t nargs, target_ulong args,
39ac8455 DG	336	uint32_t nret, target_ulong rets);
a8170e5e AK	337	int spapr_rtas_device_tree_setup(void *fdt, hwaddr rtas_addr,
a8170e5e AK	338	hwaddr rtas_size);
39ac8455	339
ad0ebb91 DG	340	#define SPAPR_TCE_PAGE_SHIFT 12
	341	#define SPAPR_TCE_PAGE_SIZE (1ULL << SPAPR_TCE_PAGE_SHIFT)
	342	#define SPAPR_TCE_PAGE_MASK (SPAPR_TCE_PAGE_SIZE - 1)
	343
ad0ebb91	344	#define SPAPR_VIO_BASE_LIOBN 0x00000000
edded454	345	#define SPAPR_PCI_BASE_LIOBN 0x80000000
ad0ebb91	346
74d042e5 DG	347	#define RTAS_ERROR_LOG_MAX 2048
74d042e5 DG	348
2b7dc949	349	typedef struct sPAPRTCETable sPAPRTCETable;
74d042e5	350
a83000f5 AL	351	#define TYPE_SPAPR_TCE_TABLE "spapr-tce-table"
	352	#define SPAPR_TCE_TABLE(obj) \
	353	OBJECT_CHECK(sPAPRTCETable, (obj), TYPE_SPAPR_TCE_TABLE)
	354
	355	struct sPAPRTCETable {
	356	DeviceState parent;
	357	uint32_t liobn;
	358	uint32_t window_size;
	359	uint32_t nb_table;
	360	uint64_t *table;
	361	bool bypass;
	362	int fd;
	363	MemoryRegion iommu;
	364	QLIST_ENTRY(sPAPRTCETable) list;
	365	};
	366
74d042e5 DG	367	void spapr_events_init(sPAPREnvironment *spapr);
74d042e5 DG	368	void spapr_events_fdt_skel(void *fdt, uint32_t epow_irq);
84af6d9f PB	369	sPAPRTCETable spapr_tce_new_table(DeviceState owner, uint32_t liobn,
84af6d9f PB	370	size_t window_size);
a84bb436	371	MemoryRegion spapr_tce_get_iommu(sPAPRTCETable tcet);
2b7dc949	372	void spapr_tce_set_bypass(sPAPRTCETable *tcet, bool bypass);
ad0ebb91	373	int spapr_dma_dt(void fdt, int node_off, const char propname,
5c4cbcf2 AK	374	uint32_t liobn, uint64_t window, uint32_t size);
5c4cbcf2 AK	375	int spapr_tcet_dma_dt(void fdt, int node_off, const char propname,
2b7dc949	376	sPAPRTCETable *tcet);
ad0ebb91	377
9fdf0c29	378	#endif /* !defined (__HW_SPAPR_H__) */