diff options
Diffstat (limited to 'target/microblaze/mmu.h')
| -rw-r--r-- | target/microblaze/mmu.h | 17 |
1 files changed, 11 insertions, 6 deletions
diff --git a/target/microblaze/mmu.h b/target/microblaze/mmu.h index 3b7a9983d5..a4272b6356 100644 --- a/target/microblaze/mmu.h +++ b/target/microblaze/mmu.h @@ -28,7 +28,7 @@ #define RAM_TAG 0 /* Tag portion */ -#define TLB_EPN_MASK 0xFFFFFC00 /* Effective Page Number */ +#define TLB_EPN_MASK MAKE_64BIT_MASK(10, 64 - 10) #define TLB_PAGESZ_MASK 0x00000380 #define TLB_PAGESZ(x) (((x) & 0x7) << 7) #define PAGESZ_1K 0 @@ -42,7 +42,7 @@ #define TLB_VALID 0x00000040 /* Entry is valid */ /* Data portion */ -#define TLB_RPN_MASK 0xFFFFFC00 /* Real Page Number */ +#define TLB_RPN_MASK MAKE_64BIT_MASK(10, 64 - 10) #define TLB_PERM_MASK 0x00000300 #define TLB_EX 0x00000200 /* Instruction execution allowed */ #define TLB_WR 0x00000100 /* Writes permitted */ @@ -54,20 +54,25 @@ #define TLB_M 0x00000002 /* Memory is coherent */ #define TLB_G 0x00000001 /* Memory is guarded from prefetch */ +/* TLBX */ +#define R_TBLX_MISS_SHIFT 31 +#define R_TBLX_MISS_MASK (1U << R_TBLX_MISS_SHIFT) + #define TLB_ENTRIES 64 struct microblaze_mmu { /* Data and tag brams. */ - uint32_t rams[2][TLB_ENTRIES]; + uint64_t rams[2][TLB_ENTRIES]; /* We keep a separate ram for the tids to avoid the 48 bit tag width. */ uint8_t tids[TLB_ENTRIES]; /* Control flops. */ - uint32_t regs[8]; + uint32_t regs[3]; int c_mmu; int c_mmu_tlb_access; int c_mmu_zones; + uint64_t c_addr_mask; /* Mask to apply to physical addresses. */ }; struct microblaze_mmu_lookup @@ -85,6 +90,6 @@ struct microblaze_mmu_lookup unsigned int mmu_translate(struct microblaze_mmu *mmu, struct microblaze_mmu_lookup *lu, target_ulong vaddr, int rw, int mmu_idx); -uint32_t mmu_read(CPUMBState *env, uint32_t rn); -void mmu_write(CPUMBState *env, uint32_t rn, uint32_t v); +uint32_t mmu_read(CPUMBState *env, bool ea, uint32_t rn); +void mmu_write(CPUMBState *env, bool ea, uint32_t rn, uint32_t v); void mmu_init(struct microblaze_mmu *mmu); |