1 /* SPDX-License-Identifier: GPL-2.0-only */
3 * Copyright 2014, Michael Ellerman, IBM Corp.
6 #ifndef _SELFTESTS_POWERPC_REG_H
7 #define _SELFTESTS_POWERPC_REG_H
9 #define __stringify_1(x) #x
10 #define __stringify(x) __stringify_1(x)
12 #define mfspr(rn) ({unsigned long rval; \
13 asm volatile("mfspr %0," _str(rn) \
14 : "=r" (rval)); rval; })
15 #define mtspr(rn, v) asm volatile("mtspr " _str(rn) ",%0" : \
16 : "r" ((unsigned long)(v)) \
19 #define mb() asm volatile("sync" : : : "memory");
20 #define barrier() asm volatile("" : : : "memory");
22 #define SPRN_MMCR2 769
23 #define SPRN_MMCRA 770
24 #define SPRN_MMCR0 779
25 #define MMCR0_PMAO 0x00000080
26 #define MMCR0_PMAE 0x04000000
27 #define MMCR0_FC 0x80000000
28 #define SPRN_EBBHR 804
29 #define SPRN_EBBRR 805
30 #define SPRN_BESCR 806 /* Branch event status & control register */
31 #define SPRN_BESCRS 800 /* Branch event status & control set (1 bits set to 1) */
32 #define SPRN_BESCRSU 801 /* Branch event status & control set upper */
33 #define SPRN_BESCRR 802 /* Branch event status & control REset (1 bits set to 0) */
34 #define SPRN_BESCRRU 803 /* Branch event status & control REset upper */
36 #define BESCR_PMEO 0x1 /* PMU Event-based exception Occurred */
37 #define BESCR_PME (0x1ul << 32) /* PMU Event-based exception Enable */
50 #define SPRN_TEXASR 0x82 /* Transaction Exception and Status Register */
51 #define SPRN_TFIAR 0x81 /* Transaction Failure Inst Addr */
52 #define SPRN_TFHAR 0x80 /* Transaction Failure Handler Addr */
53 #define SPRN_TAR 0x32f /* Target Address Register */
55 #define SPRN_DSCR_PRIV 0x11 /* Privilege State DSCR */
56 #define SPRN_DSCR 0x03 /* Data Stream Control Register */
57 #define SPRN_PPR 896 /* Program Priority Register */
58 #define SPRN_AMR 13 /* Authority Mask Register - problem state */
60 /* TEXASR register bits */
61 #define TEXASR_FC 0xFE00000000000000
62 #define TEXASR_FP 0x0100000000000000
63 #define TEXASR_DA 0x0080000000000000
64 #define TEXASR_NO 0x0040000000000000
65 #define TEXASR_FO 0x0020000000000000
66 #define TEXASR_SIC 0x0010000000000000
67 #define TEXASR_NTC 0x0008000000000000
68 #define TEXASR_TC 0x0004000000000000
69 #define TEXASR_TIC 0x0002000000000000
70 #define TEXASR_IC 0x0001000000000000
71 #define TEXASR_IFC 0x0000800000000000
72 #define TEXASR_ABT 0x0000000100000000
73 #define TEXASR_SPD 0x0000000080000000
74 #define TEXASR_HV 0x0000000020000000
75 #define TEXASR_PR 0x0000000010000000
76 #define TEXASR_FS 0x0000000008000000
77 #define TEXASR_TE 0x0000000004000000
78 #define TEXASR_ROT 0x0000000002000000
80 /* MSR register bits */
81 #define MSR_TS_S_LG 33 /* Trans Mem state: Suspended */
82 #define MSR_TS_T_LG 34 /* Trans Mem state: Active */
84 #define __MASK(X) (1UL<<(X))
86 /* macro to check TM MSR bits */
87 #define MSR_TS_S __MASK(MSR_TS_S_LG) /* Transaction Suspended */
88 #define MSR_TS_T __MASK(MSR_TS_T_LG) /* Transaction Transactional */
90 /* Vector Instructions */
91 #define VSX_XX1(xs, ra, rb) (((xs) & 0x1f) << 21 | ((ra) << 16) | \
92 ((rb) << 11) | (((xs) >> 5)))
93 #define STXVD2X(xs, ra, rb) .long (0x7c000798 | VSX_XX1((xs), (ra), (rb)))
94 #define LXVD2X(xs, ra, rb) .long (0x7c000698 | VSX_XX1((xs), (ra), (rb)))
96 #define ASM_LOAD_GPR_IMMED(_asm_symbol_name_immed) \
97 "li 14, %[" #_asm_symbol_name_immed "];" \
98 "li 15, %[" #_asm_symbol_name_immed "];" \
99 "li 16, %[" #_asm_symbol_name_immed "];" \
100 "li 17, %[" #_asm_symbol_name_immed "];" \
101 "li 18, %[" #_asm_symbol_name_immed "];" \
102 "li 19, %[" #_asm_symbol_name_immed "];" \
103 "li 20, %[" #_asm_symbol_name_immed "];" \
104 "li 21, %[" #_asm_symbol_name_immed "];" \
105 "li 22, %[" #_asm_symbol_name_immed "];" \
106 "li 23, %[" #_asm_symbol_name_immed "];" \
107 "li 24, %[" #_asm_symbol_name_immed "];" \
108 "li 25, %[" #_asm_symbol_name_immed "];" \
109 "li 26, %[" #_asm_symbol_name_immed "];" \
110 "li 27, %[" #_asm_symbol_name_immed "];" \
111 "li 28, %[" #_asm_symbol_name_immed "];" \
112 "li 29, %[" #_asm_symbol_name_immed "];" \
113 "li 30, %[" #_asm_symbol_name_immed "];" \
114 "li 31, %[" #_asm_symbol_name_immed "];"
116 #define ASM_LOAD_FPR_SINGLE_PRECISION(_asm_symbol_name_addr) \
117 "lfs 0, 0(%[" #_asm_symbol_name_addr "]);" \
118 "lfs 1, 0(%[" #_asm_symbol_name_addr "]);" \
119 "lfs 2, 0(%[" #_asm_symbol_name_addr "]);" \
120 "lfs 3, 0(%[" #_asm_symbol_name_addr "]);" \
121 "lfs 4, 0(%[" #_asm_symbol_name_addr "]);" \
122 "lfs 5, 0(%[" #_asm_symbol_name_addr "]);" \
123 "lfs 6, 0(%[" #_asm_symbol_name_addr "]);" \
124 "lfs 7, 0(%[" #_asm_symbol_name_addr "]);" \
125 "lfs 8, 0(%[" #_asm_symbol_name_addr "]);" \
126 "lfs 9, 0(%[" #_asm_symbol_name_addr "]);" \
127 "lfs 10, 0(%[" #_asm_symbol_name_addr "]);" \
128 "lfs 11, 0(%[" #_asm_symbol_name_addr "]);" \
129 "lfs 12, 0(%[" #_asm_symbol_name_addr "]);" \
130 "lfs 13, 0(%[" #_asm_symbol_name_addr "]);" \
131 "lfs 14, 0(%[" #_asm_symbol_name_addr "]);" \
132 "lfs 15, 0(%[" #_asm_symbol_name_addr "]);" \
133 "lfs 16, 0(%[" #_asm_symbol_name_addr "]);" \
134 "lfs 17, 0(%[" #_asm_symbol_name_addr "]);" \
135 "lfs 18, 0(%[" #_asm_symbol_name_addr "]);" \
136 "lfs 19, 0(%[" #_asm_symbol_name_addr "]);" \
137 "lfs 20, 0(%[" #_asm_symbol_name_addr "]);" \
138 "lfs 21, 0(%[" #_asm_symbol_name_addr "]);" \
139 "lfs 22, 0(%[" #_asm_symbol_name_addr "]);" \
140 "lfs 23, 0(%[" #_asm_symbol_name_addr "]);" \
141 "lfs 24, 0(%[" #_asm_symbol_name_addr "]);" \
142 "lfs 25, 0(%[" #_asm_symbol_name_addr "]);" \
143 "lfs 26, 0(%[" #_asm_symbol_name_addr "]);" \
144 "lfs 27, 0(%[" #_asm_symbol_name_addr "]);" \
145 "lfs 28, 0(%[" #_asm_symbol_name_addr "]);" \
146 "lfs 29, 0(%[" #_asm_symbol_name_addr "]);" \
147 "lfs 30, 0(%[" #_asm_symbol_name_addr "]);" \
148 "lfs 31, 0(%[" #_asm_symbol_name_addr "]);"
150 #ifndef __ASSEMBLER__
151 void store_gpr(unsigned long *addr);
152 void load_gpr(unsigned long *addr);
153 void load_fpr_single_precision(float *addr);
154 void store_fpr_single_precision(float *addr);
155 #endif /* end of __ASSEMBLER__ */
157 #endif /* _SELFTESTS_POWERPC_REG_H */