diff options
Diffstat (limited to 'target-ppc/mmu-hash32.h')
-rw-r--r-- | target-ppc/mmu-hash32.h | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/target-ppc/mmu-hash32.h b/target-ppc/mmu-hash32.h index 3435aa5513..a09ccb3d38 100644 --- a/target-ppc/mmu-hash32.h +++ b/target-ppc/mmu-hash32.h @@ -8,6 +8,67 @@ hwaddr ppc_hash32_get_phys_page_debug(CPUPPCState *env, target_ulong addr); int ppc_hash32_handle_mmu_fault(CPUPPCState *env, target_ulong address, int rw, int mmu_idx); +/* + * Segment register definitions + */ + +#define SR32_T 0x80000000 +#define SR32_KS 0x40000000 +#define SR32_KP 0x20000000 +#define SR32_NX 0x10000000 +#define SR32_VSID 0x00ffffff + +/* + * Block Address Translation (BAT) definitions + */ + +#define BATU32_BEPIU 0xf0000000 +#define BATU32_BEPIL 0x0ffe0000 +#define BATU32_BEPI 0xfffe0000 +#define BATU32_BL 0x00001ffc +#define BATU32_VS 0x00000002 +#define BATU32_VP 0x00000001 + + +#define BATL32_BRPNU 0xf0000000 +#define BATL32_BRPNL 0x0ffe0000 +#define BATL32_BRPN 0xfffe0000 +#define BATL32_WIMG 0x00000078 +#define BATL32_PP 0x00000003 + +/* PowerPC 601 has slightly different BAT registers */ + +#define BATU32_601_KS 0x00000008 +#define BATU32_601_KP 0x00000004 +#define BATU32_601_PP 0x00000003 + +#define BATL32_601_V 0x00000040 +#define BATL32_601_BL 0x0000003f + +/* + * Hash page table definitions + */ + +#define HPTES_PER_GROUP 8 +#define HASH_PTE_SIZE_32 8 +#define HASH_PTEG_SIZE_32 (HASH_PTE_SIZE_32 * HPTES_PER_GROUP) + +#define HPTE32_V_VALID 0x80000000 +#define HPTE32_V_VSID 0x7fffff80 +#define HPTE32_V_SECONDARY 0x00000040 +#define HPTE32_V_API 0x0000003f +#define HPTE32_V_COMPARE(x, y) (!(((x) ^ (y)) & 0x7fffffbf)) + +#define HPTE32_R_RPN 0xfffff000 +#define HPTE32_R_R 0x00000100 +#define HPTE32_R_C 0x00000080 +#define HPTE32_R_W 0x00000040 +#define HPTE32_R_I 0x00000020 +#define HPTE32_R_M 0x00000010 +#define HPTE32_R_G 0x00000008 +#define HPTE32_R_WIMG 0x00000078 +#define HPTE32_R_PP 0x00000003 + #endif /* CONFIG_USER_ONLY */ #endif /* __MMU_HASH32_H__ */ |