#ifndef MMU_HASH64_H
#define MMU_HASH64_H
#ifndef CONFIG_USER_ONLY
#ifdef TARGET_PPC64
void dump_slb(PowerPCCPU *cpu);
int ppc_store_slb(PowerPCCPU *cpu, target_ulong slot,
target_ulong esid, target_ulong vsid);
bool ppc_hash64_xlate(PowerPCCPU *cpu, vaddr eaddr, MMUAccessType access_type,
hwaddr *raddrp, int *psizep, int *protp, int mmu_idx,
bool guest_visible);
void ppc_hash64_tlb_flush_hpte(PowerPCCPU *cpu,
target_ulong pte_index,
target_ulong pte0, target_ulong pte1);
unsigned ppc_hash64_hpte_page_shift_noslb(PowerPCCPU *cpu,
uint64_t pte0, uint64_t pte1);
void ppc_hash64_init(PowerPCCPU *cpu);
void ppc_hash64_finalize(PowerPCCPU *cpu);
#endif
/*
* SLB definitions
*/
/* Bits in the SLB ESID word */
#define SLB_ESID_ESID 0xFFFFFFFFF0000000ULL
#define SLB_ESID_V 0x0000000008000000ULL /* valid */
/* Bits in the SLB VSID word */
#define SLB_VSID_SHIFT 12
#define SLB_VSID_SHIFT_1T 24
#define SLB_VSID_SSIZE_SHIFT 62
#define SLB_VSID_B 0xc000000000000000ULL
#define SLB_VSID_B_256M 0x0000000000000000ULL
#define SLB_VSID_B_1T 0x4000000000000000ULL
#define SLB_VSID_VSID 0x3FFFFFFFFFFFF000ULL
#define SLB_VSID_VRMA (0x0001FFFFFF000000ULL | SLB_VSID_B_1T)
#define SLB_VSID_PTEM (SLB_VSID_B | SLB_VSID_VSID)
#define SLB_VSID_KS 0x0000000000000800ULL
#define SLB_VSID_KP 0x0000000000000400ULL
#define SLB_VSID_N 0x0000000000000200ULL /* no-execute */
#define SLB_VSID_L 0x0000000000000100ULL
#define SLB_VSID_C 0x0000000000000080ULL /* class */
#define SLB_VSID_LP 0x0000000000000030ULL
#define SLB_VSID_ATTR 0x0000000000000FFFULL
#define SLB_VSID_LLP_MASK (SLB_VSID_L | SLB_VSID_LP)
#define SLB_VSID_4K 0x0000000000000000ULL
#define SLB_VSID_64K 0x0000000000000110ULL
#define SLB_VSID_16M 0x0000000000000100ULL
#define SLB_VSID_16G 0x0000000000000120ULL
/*
* Hash page table definitions
*/
#define SDR_64_HTABORG 0x0FFFFFFFFFFC0000ULL
#define SDR_64_HTABSIZE 0x000000000000001FULL
#define PATE0_HTABORG 0x0FFFFFFFFFFC0000ULL
#define HPTES_PER_GROUP 8
#define HASH_PTE_SIZE_64 16
#define HASH_PTEG_SIZE_64 (HASH_PTE_SIZE_64 * HPTES_PER_GROUP)
#define HPTE64_V_SSIZE SLB_VSID_B
#define HPTE64_V_SSIZE_256M SLB_VSID_B_256M
#define HPTE64_V_SSIZE_1T SLB_VSID_B_1T
#define HPTE64_V_SSIZE_SHIFT 62
#define HPTE64_V_AVPN_SHIFT 7
#define HPTE64_V_AVPN 0x3fffffffffffff80ULL
#define HPTE64_V_AVPN_VAL(x) (((x) & HPTE64_V_AVPN) >> HPTE64_V_AVPN_SHIFT)
#define HPTE64_V_COMPARE(x, y) (!(((x) ^ (y)) & 0xffffffffffffff83ULL))
#define HPTE64_V_BOLTED 0x0000000000000010ULL
#define HPTE64_V_LARGE 0x0000000000000004ULL
#define HPTE64_V_SECONDARY 0x0000000000000002ULL
#define HPTE64_V_VALID 0x0000000000000001ULL
#define HPTE64_R_PP0 0x8000000000000000ULL
#define HPTE64_R_TS 0x4000000000000000ULL
#define HPTE64_R_KEY_HI 0x3000000000000000ULL
#define HPTE64_R_RPN_SHIFT 12
#define HPTE64_R_RPN 0x0ffffffffffff000ULL
#define HPTE64_R_FLAGS 0x00000000000003ffULL
#define HPTE64_R_PP 0x0000000000000003ULL
#define HPTE64_R_N 0x0000000000000004ULL
#define HPTE64_R_G 0x0000000000000008ULL
#define HPTE64_R_M 0x0000000000000010ULL
#define HPTE64_R_I 0x0000000000000020ULL
#define HPTE64_R_W 0x0000000000000040ULL
#define HPTE64_R_WIMG 0x0000000000000078ULL
#define HPTE64_R_C 0x0000000000000080ULL
#define HPTE64_R_R 0x0000000000000100ULL
#define HPTE64_R_KEY_LO 0x0000000000000e00ULL
#define HPTE64_R_KEY(x) ((((x) & HPTE64_R_KEY_HI) >> 57) | \
(((x) & HPTE64_R_KEY_LO) >> 9))
#define HPTE64_V_1TB_SEG 0x4000000000000000ULL
#define HPTE64_V_VRMA_MASK 0x4001ffffff000000ULL
/* PTE offsets */
#define HPTE64_DW1 (HASH_PTE_SIZE_64 / 2)
#define HPTE64_DW1_R (HPTE64_DW1 + 6)
#define HPTE64_DW1_C (HPTE64_DW1 + 7)
/* Format changes for ARCH v3 */
#define HPTE64_V_COMMON_BITS 0x000fffffffffffffULL
#define HPTE64_R_3_0_SSIZE_SHIFT 58
#define HPTE64_R_3_0_SSIZE_MASK (3ULL << HPTE64_R_3_0_SSIZE_SHIFT)
struct ppc_hash_pte64 {
uint64_t pte0, pte1;
};
const ppc_hash_pte64_t *ppc_hash64_map_hptes(PowerPCCPU *cpu,
hwaddr ptex, int n);
void ppc_hash64_unmap_hptes(PowerPCCPU *cpu, const ppc_hash_pte64_t *hptes,
hwaddr ptex, int n);
static inline uint64_t ppc_hash64_hpte0(PowerPCCPU *cpu,
const ppc_hash_pte64_t *hptes, int i)
{
return ldq_p(&(hptes[i].pte0));
}
static inline uint64_t ppc_hash64_hpte1(PowerPCCPU *cpu,
const ppc_hash_pte64_t *hptes, int i)
{
return ldq_p(&(hptes[i].pte1));
}
/*
* MMU Options
*/
struct PPCHash64PageSize {
uint32_t page_shift; /* Page shift (or 0) */
uint32_t pte_enc; /* Encoding in the HPTE (>>12) */
};
typedef struct PPCHash64PageSize PPCHash64PageSize;
struct PPCHash64SegmentPageSizes {
uint32_t page_shift; /* Base page shift of segment (or 0) */
uint32_t slb_enc; /* SLB encoding for BookS */
PPCHash64PageSize enc[PPC_PAGE_SIZES_MAX_SZ];
};
struct PPCHash64Options {
#define PPC_HASH64_1TSEG 0x00001
#define PPC_HASH64_AMR 0x00002
#define PPC_HASH64_CI_LARGEPAGE 0x00004
unsigned flags;
unsigned slb_size;
PPCHash64SegmentPageSizes sps[PPC_PAGE_SIZES_MAX_SZ];
};
extern const PPCHash64Options ppc_hash64_opts_basic;
extern const PPCHash64Options ppc_hash64_opts_POWER7;
static inline bool ppc_hash64_has(PowerPCCPU *cpu, unsigned feature)
{
return !!(cpu->hash64_opts->flags & feature);
}
#endif /* CONFIG_USER_ONLY */
#if defined(CONFIG_USER_ONLY) || !defined(TARGET_PPC64)
static inline void ppc_hash64_init(PowerPCCPU *cpu)
{
}
static inline void ppc_hash64_finalize(PowerPCCPU *cpu)
{
}
#endif
#endif /* MMU_HASH64_H */
