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#define BATU32_601_KS 0x00000008
40#define BATU32_601_KP 0x00000004
41#define BATU32_601_PP 0x00000003
42
43#define BATL32_601_V 0x00000040
44#define BATL32_601_BL 0x0000003f
45
46
47
48
49#define SDR_32_HTABORG 0xFFFF0000UL
50#define SDR_32_HTABMASK 0x000001FFUL
51
52#define HPTES_PER_GROUP 8
53#define HASH_PTE_SIZE_32 8
54#define HASH_PTEG_SIZE_32 (HASH_PTE_SIZE_32 * HPTES_PER_GROUP)
55
56#define HPTE32_V_VALID 0x80000000
57#define HPTE32_V_VSID 0x7fffff80
58#define HPTE32_V_SECONDARY 0x00000040
59#define HPTE32_V_API 0x0000003f
60#define HPTE32_V_COMPARE(x, y) (!(((x) ^ (y)) & 0x7fffffbf))
61
62#define HPTE32_R_RPN 0xfffff000
63#define HPTE32_R_R 0x00000100
64#define HPTE32_R_C 0x00000080
65#define HPTE32_R_W 0x00000040
66#define HPTE32_R_I 0x00000020
67#define HPTE32_R_M 0x00000010
68#define HPTE32_R_G 0x00000008
69#define HPTE32_R_WIMG 0x00000078
70#define HPTE32_R_PP 0x00000003
71
72static inline hwaddr ppc_hash32_hpt_base(PowerPCCPU *cpu)
73{
74 return cpu->env.spr[SPR_SDR1] & SDR_32_HTABORG;
75}
76
77static inline hwaddr ppc_hash32_hpt_mask(PowerPCCPU *cpu)
78{
79 return ((cpu->env.spr[SPR_SDR1] & SDR_32_HTABMASK) << 16) | 0xFFFF;
80}
81
82static inline target_ulong ppc_hash32_load_hpte0(PowerPCCPU *cpu,
83 hwaddr pte_offset)
84{
85 target_ulong base = ppc_hash32_hpt_base(cpu);
86
87 return ldl_phys(CPU(cpu)->as, base + pte_offset);
88}
89
90static inline target_ulong ppc_hash32_load_hpte1(PowerPCCPU *cpu,
91 hwaddr pte_offset)
92{
93 target_ulong base = ppc_hash32_hpt_base(cpu);
94
95 return ldl_phys(CPU(cpu)->as, base + pte_offset + HASH_PTE_SIZE_32 / 2);
96}
97
98static inline void ppc_hash32_store_hpte0(PowerPCCPU *cpu,
99 hwaddr pte_offset, target_ulong pte0)
100{
101 target_ulong base = ppc_hash32_hpt_base(cpu);
102
103 stl_phys(CPU(cpu)->as, base + pte_offset, pte0);
104}
105
106static inline void ppc_hash32_store_hpte1(PowerPCCPU *cpu,
107 hwaddr pte_offset, target_ulong pte1)
108{
109 target_ulong base = ppc_hash32_hpt_base(cpu);
110
111 stl_phys(CPU(cpu)->as, base + pte_offset + HASH_PTE_SIZE_32 / 2, pte1);
112}
113
114typedef struct {
115 uint32_t pte0, pte1;
116} ppc_hash_pte32_t;
117
118#endif
119
120#endif
121