mirror of
https://github.com/qemu/qemu.git
synced 2024-11-24 03:13:44 +08:00
120 lines
4.3 KiB
C
120 lines
4.3 KiB
C
#if !defined (__MMU_HASH64_H__)
|
|
#define __MMU_HASH64_H__
|
|
|
|
#ifndef CONFIG_USER_ONLY
|
|
|
|
#ifdef TARGET_PPC64
|
|
void dump_slb(FILE *f, fprintf_function cpu_fprintf, CPUPPCState *env);
|
|
int ppc_store_slb (CPUPPCState *env, target_ulong rb, target_ulong rs);
|
|
hwaddr ppc_hash64_get_phys_page_debug(CPUPPCState *env, target_ulong addr);
|
|
int ppc_hash64_handle_mmu_fault(PowerPCCPU *cpu, target_ulong address, int rw,
|
|
int mmu_idx);
|
|
void ppc_hash64_store_hpte(CPUPPCState *env, target_ulong index,
|
|
target_ulong pte0, target_ulong pte1);
|
|
#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_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
|
|
|
|
/*
|
|
* Hash page table definitions
|
|
*/
|
|
|
|
#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_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)) & 0xffffffffffffff80ULL))
|
|
#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) >> 60) | \
|
|
(((x) & HPTE64_R_KEY_LO) >> 9))
|
|
|
|
#define HPTE64_V_1TB_SEG 0x4000000000000000ULL
|
|
#define HPTE64_V_VRMA_MASK 0x4001ffffff000000ULL
|
|
|
|
|
|
extern bool kvmppc_kern_htab;
|
|
uint64_t ppc_hash64_start_access(PowerPCCPU *cpu, target_ulong pte_index);
|
|
void ppc_hash64_stop_access(uint64_t token);
|
|
|
|
static inline target_ulong ppc_hash64_load_hpte0(CPUPPCState *env,
|
|
uint64_t token, int index)
|
|
{
|
|
CPUState *cs = CPU(ppc_env_get_cpu(env));
|
|
uint64_t addr;
|
|
|
|
addr = token + (index * HASH_PTE_SIZE_64);
|
|
if (env->external_htab) {
|
|
return ldq_p((const void *)(uintptr_t)addr);
|
|
} else {
|
|
return ldq_phys(cs->as, addr);
|
|
}
|
|
}
|
|
|
|
static inline target_ulong ppc_hash64_load_hpte1(CPUPPCState *env,
|
|
uint64_t token, int index)
|
|
{
|
|
CPUState *cs = CPU(ppc_env_get_cpu(env));
|
|
uint64_t addr;
|
|
|
|
addr = token + (index * HASH_PTE_SIZE_64) + HASH_PTE_SIZE_64/2;
|
|
if (env->external_htab) {
|
|
return ldq_p((const void *)(uintptr_t)addr);
|
|
} else {
|
|
return ldq_phys(cs->as, addr);
|
|
}
|
|
}
|
|
|
|
typedef struct {
|
|
uint64_t pte0, pte1;
|
|
} ppc_hash_pte64_t;
|
|
|
|
#endif /* CONFIG_USER_ONLY */
|
|
|
|
#endif /* !defined (__MMU_HASH64_H__) */
|