1#ifndef MMU_HASH64_H
2#define MMU_HASH64_H
3
4#ifndef CONFIG_USER_ONLY
5
6#ifdef TARGET_PPC64
7void dump_slb(FILE *f, fprintf_function cpu_fprintf, PowerPCCPU *cpu);
8int ppc_store_slb(PowerPCCPU *cpu, target_ulong slot,
9 target_ulong esid, target_ulong vsid);
10hwaddr ppc_hash64_get_phys_page_debug(PowerPCCPU *cpu, target_ulong addr);
11int ppc_hash64_handle_mmu_fault(PowerPCCPU *cpu, vaddr address, int rw,
12 int mmu_idx);
13void ppc_hash64_store_hpte(PowerPCCPU *cpu, hwaddr ptex,
14 uint64_t pte0, uint64_t pte1);
15void ppc_hash64_tlb_flush_hpte(PowerPCCPU *cpu,
16 target_ulong pte_index,
17 target_ulong pte0, target_ulong pte1);
18unsigned ppc_hash64_hpte_page_shift_noslb(PowerPCCPU *cpu,
19 uint64_t pte0, uint64_t pte1);
20void ppc_store_lpcr(PowerPCCPU *cpu, target_ulong val);
21void ppc_hash64_init(PowerPCCPU *cpu);
22void ppc_hash64_finalize(PowerPCCPU *cpu);
23void ppc_hash64_filter_pagesizes(PowerPCCPU *cpu,
24 bool (*cb)(void *, uint32_t, uint32_t),
25 void *opaque);
26#endif
27
28
29
30
31
32
33#define SLB_ESID_ESID 0xFFFFFFFFF0000000ULL
34#define SLB_ESID_V 0x0000000008000000ULL
35
36
37#define SLB_VSID_SHIFT 12
38#define SLB_VSID_SHIFT_1T 24
39#define SLB_VSID_SSIZE_SHIFT 62
40#define SLB_VSID_B 0xc000000000000000ULL
41#define SLB_VSID_B_256M 0x0000000000000000ULL
42#define SLB_VSID_B_1T 0x4000000000000000ULL
43#define SLB_VSID_VSID 0x3FFFFFFFFFFFF000ULL
44#define SLB_VSID_VRMA (0x0001FFFFFF000000ULL | SLB_VSID_B_1T)
45#define SLB_VSID_PTEM (SLB_VSID_B | SLB_VSID_VSID)
46#define SLB_VSID_KS 0x0000000000000800ULL
47#define SLB_VSID_KP 0x0000000000000400ULL
48#define SLB_VSID_N 0x0000000000000200ULL
49#define SLB_VSID_L 0x0000000000000100ULL
50#define SLB_VSID_C 0x0000000000000080ULL
51#define SLB_VSID_LP 0x0000000000000030ULL
52#define SLB_VSID_ATTR 0x0000000000000FFFULL
53#define SLB_VSID_LLP_MASK (SLB_VSID_L | SLB_VSID_LP)
54#define SLB_VSID_4K 0x0000000000000000ULL
55#define SLB_VSID_64K 0x0000000000000110ULL
56#define SLB_VSID_16M 0x0000000000000100ULL
57#define SLB_VSID_16G 0x0000000000000120ULL
58
59
60
61
62
63#define SDR_64_HTABORG 0x0FFFFFFFFFFC0000ULL
64#define SDR_64_HTABSIZE 0x000000000000001FULL
65
66#define PATE0_HTABORG 0x0FFFFFFFFFFC0000ULL
67#define HPTES_PER_GROUP 8
68#define HASH_PTE_SIZE_64 16
69#define HASH_PTEG_SIZE_64 (HASH_PTE_SIZE_64 * HPTES_PER_GROUP)
70
71#define HPTE64_V_SSIZE SLB_VSID_B
72#define HPTE64_V_SSIZE_256M SLB_VSID_B_256M
73#define HPTE64_V_SSIZE_1T SLB_VSID_B_1T
74#define HPTE64_V_SSIZE_SHIFT 62
75#define HPTE64_V_AVPN_SHIFT 7
76#define HPTE64_V_AVPN 0x3fffffffffffff80ULL
77#define HPTE64_V_AVPN_VAL(x) (((x) & HPTE64_V_AVPN) >> HPTE64_V_AVPN_SHIFT)
78#define HPTE64_V_COMPARE(x, y) (!(((x) ^ (y)) & 0xffffffffffffff83ULL))
79#define HPTE64_V_BOLTED 0x0000000000000010ULL
80#define HPTE64_V_LARGE 0x0000000000000004ULL
81#define HPTE64_V_SECONDARY 0x0000000000000002ULL
82#define HPTE64_V_VALID 0x0000000000000001ULL
83
84#define HPTE64_R_PP0 0x8000000000000000ULL
85#define HPTE64_R_TS 0x4000000000000000ULL
86#define HPTE64_R_KEY_HI 0x3000000000000000ULL
87#define HPTE64_R_RPN_SHIFT 12
88#define HPTE64_R_RPN 0x0ffffffffffff000ULL
89#define HPTE64_R_FLAGS 0x00000000000003ffULL
90#define HPTE64_R_PP 0x0000000000000003ULL
91#define HPTE64_R_N 0x0000000000000004ULL
92#define HPTE64_R_G 0x0000000000000008ULL
93#define HPTE64_R_M 0x0000000000000010ULL
94#define HPTE64_R_I 0x0000000000000020ULL
95#define HPTE64_R_W 0x0000000000000040ULL
96#define HPTE64_R_WIMG 0x0000000000000078ULL
97#define HPTE64_R_C 0x0000000000000080ULL
98#define HPTE64_R_R 0x0000000000000100ULL
99#define HPTE64_R_KEY_LO 0x0000000000000e00ULL
100#define HPTE64_R_KEY(x) ((((x) & HPTE64_R_KEY_HI) >> 57) | \
101 (((x) & HPTE64_R_KEY_LO) >> 9))
102
103#define HPTE64_V_1TB_SEG 0x4000000000000000ULL
104#define HPTE64_V_VRMA_MASK 0x4001ffffff000000ULL
105
106
107#define HPTE64_V_COMMON_BITS 0x000fffffffffffffULL
108#define HPTE64_R_3_0_SSIZE_SHIFT 58
109#define HPTE64_R_3_0_SSIZE_MASK (3ULL << HPTE64_R_3_0_SSIZE_SHIFT)
110
111struct ppc_hash_pte64 {
112 uint64_t pte0, pte1;
113};
114
115const ppc_hash_pte64_t *ppc_hash64_map_hptes(PowerPCCPU *cpu,
116 hwaddr ptex, int n);
117void ppc_hash64_unmap_hptes(PowerPCCPU *cpu, const ppc_hash_pte64_t *hptes,
118 hwaddr ptex, int n);
119
120static inline uint64_t ppc_hash64_hpte0(PowerPCCPU *cpu,
121 const ppc_hash_pte64_t *hptes, int i)
122{
123 return ldq_p(&(hptes[i].pte0));
124}
125
126static inline uint64_t ppc_hash64_hpte1(PowerPCCPU *cpu,
127 const ppc_hash_pte64_t *hptes, int i)
128{
129 return ldq_p(&(hptes[i].pte1));
130}
131
132
133
134
135
136struct PPCHash64PageSize {
137 uint32_t page_shift;
138 uint32_t pte_enc;
139};
140typedef struct PPCHash64PageSize PPCHash64PageSize;
141
142struct PPCHash64SegmentPageSizes {
143 uint32_t page_shift;
144 uint32_t slb_enc;
145 PPCHash64PageSize enc[PPC_PAGE_SIZES_MAX_SZ];
146};
147
148struct PPCHash64Options {
149#define PPC_HASH64_1TSEG 0x00001
150#define PPC_HASH64_AMR 0x00002
151#define PPC_HASH64_CI_LARGEPAGE 0x00004
152 unsigned flags;
153 unsigned slb_size;
154 PPCHash64SegmentPageSizes sps[PPC_PAGE_SIZES_MAX_SZ];
155};
156
157extern const PPCHash64Options ppc_hash64_opts_basic;
158extern const PPCHash64Options ppc_hash64_opts_POWER7;
159
160static inline bool ppc_hash64_has(PowerPCCPU *cpu, unsigned feature)
161{
162 return !!(cpu->hash64_opts->flags & feature);
163}
164
165#endif
166
167#if defined(CONFIG_USER_ONLY) || !defined(TARGET_PPC64)
168static inline void ppc_hash64_init(PowerPCCPU *cpu)
169{
170}
171static inline void ppc_hash64_finalize(PowerPCCPU *cpu)
172{
173}
174#endif
175
176#endif
177