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src/sparse-0.4.4/perl/t/include/hw/ppc/spapr.h  view on Meta::CPAN

#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, bool msi);

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 uint64_t ppc64_phys_to_real(uint64_t addr)
{
    return addr & ~0xF000000000000000ULL;
}

static inline uint32_t rtas_ld(target_ulong phys, int n)
{
    return ldl_be_phys(ppc64_phys_to_real(phys + 4*n));
}

static inline void rtas_st(target_ulong phys, int n, uint32_t val)
{
    stl_be_phys(ppc64_phys_to_real(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__) */