1#ifndef MMU_HASH32_H
2#define MMU_HASH32_H
3
4#ifndef CONFIG_USER_ONLY
5
6hwaddr get_pteg_offset32(PowerPCCPU *cpu, hwaddr hash);
7bool ppc_hash32_xlate(PowerPCCPU *cpu, vaddr eaddr, MMUAccessType access_type,
8 hwaddr *raddrp, int *psizep, int *protp, int mmu_idx,
9 bool guest_visible);
10
11
12
13
14
15#define SR32_T 0x80000000
16#define SR32_KS 0x40000000
17#define SR32_KP 0x20000000
18#define SR32_NX 0x10000000
19#define SR32_VSID 0x00ffffff
20
21
22
23
24
25#define BATU32_BEPIU 0xf0000000
26#define BATU32_BEPIL 0x0ffe0000
27#define BATU32_BEPI 0xfffe0000
28#define BATU32_BL 0x00001ffc
29#define BATU32_VS 0x00000002
30#define BATU32_VP 0x00000001
31
32
33#define BATL32_BRPN 0xfffe0000
34#define BATL32_WIMG 0x00000078
35#define BATL32_PP 0x00000003
36
37
38
39
40#define SDR_32_HTABORG 0xFFFF0000UL
41#define SDR_32_HTABMASK 0x000001FFUL
42
43#define HPTES_PER_GROUP 8
44#define HASH_PTE_SIZE_32 8
45#define HASH_PTEG_SIZE_32 (HASH_PTE_SIZE_32 * HPTES_PER_GROUP)
46
47#define HPTE32_V_VALID 0x80000000
48#define HPTE32_V_VSID 0x7fffff80
49#define HPTE32_V_SECONDARY 0x00000040
50#define HPTE32_V_API 0x0000003f
51#define HPTE32_V_COMPARE(x, y) (!(((x) ^ (y)) & 0x7fffffbf))
52
53#define HPTE32_R_RPN 0xfffff000
54#define HPTE32_R_R 0x00000100
55#define HPTE32_R_C 0x00000080
56#define HPTE32_R_W 0x00000040
57#define HPTE32_R_I 0x00000020
58#define HPTE32_R_M 0x00000010
59#define HPTE32_R_G 0x00000008
60#define HPTE32_R_WIMG 0x00000078
61#define HPTE32_R_PP 0x00000003
62
63static inline hwaddr ppc_hash32_hpt_base(PowerPCCPU *cpu)
64{
65 return cpu->env.spr[SPR_SDR1] & SDR_32_HTABORG;
66}
67
68static inline hwaddr ppc_hash32_hpt_mask(PowerPCCPU *cpu)
69{
70 return ((cpu->env.spr[SPR_SDR1] & SDR_32_HTABMASK) << 16) | 0xFFFF;
71}
72
73static inline target_ulong ppc_hash32_load_hpte0(PowerPCCPU *cpu,
74 hwaddr pte_offset)
75{
76 target_ulong base = ppc_hash32_hpt_base(cpu);
77
78 return ldl_phys(CPU(cpu)->as, base + pte_offset);
79}
80
81static inline target_ulong ppc_hash32_load_hpte1(PowerPCCPU *cpu,
82 hwaddr pte_offset)
83{
84 target_ulong base = ppc_hash32_hpt_base(cpu);
85
86 return ldl_phys(CPU(cpu)->as, base + pte_offset + HASH_PTE_SIZE_32 / 2);
87}
88
89static inline void ppc_hash32_store_hpte0(PowerPCCPU *cpu,
90 hwaddr pte_offset, target_ulong pte0)
91{
92 target_ulong base = ppc_hash32_hpt_base(cpu);
93
94 stl_phys(CPU(cpu)->as, base + pte_offset, pte0);
95}
96
97static inline void ppc_hash32_store_hpte1(PowerPCCPU *cpu,
98 hwaddr pte_offset, target_ulong pte1)
99{
100 target_ulong base = ppc_hash32_hpt_base(cpu);
101
102 stl_phys(CPU(cpu)->as, base + pte_offset + HASH_PTE_SIZE_32 / 2, pte1);
103}
104
105typedef struct {
106 uint32_t pte0, pte1;
107} ppc_hash_pte32_t;
108
109#endif
110
111#endif
112