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/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright 2014, Michael Ellerman, IBM Corp.
*/
#ifndef _SELFTESTS_POWERPC_REG_H
#define _SELFTESTS_POWERPC_REG_H
#define __stringify_1(x) #x
#define __stringify(x) __stringify_1(x)
#define mfspr(rn) ({unsigned long rval; \
asm volatile("mfspr %0," _str(rn) \
: "=r" (rval)); rval; })
#define mtspr(rn, v) asm volatile("mtspr " _str(rn) ",%0" : \
: "r" ((unsigned long)(v)) \
: "memory")
#define mb() asm volatile("sync" : : : "memory");
#define barrier() asm volatile("" : : : "memory");
#define SPRN_MMCR2 769
#define SPRN_MMCRA 770
#define SPRN_MMCR0 779
#define MMCR0_PMAO 0x00000080
#define MMCR0_PMAE 0x04000000
#define MMCR0_FC 0x80000000
#define SPRN_EBBHR 804
#define SPRN_EBBRR 805
#define SPRN_BESCR 806 /* Branch event status & control register */
#define SPRN_BESCRS 800 /* Branch event status & control set (1 bits set to 1) */
#define SPRN_BESCRSU 801 /* Branch event status & control set upper */
#define SPRN_BESCRR 802 /* Branch event status & control REset (1 bits set to 0) */
#define SPRN_BESCRRU 803 /* Branch event status & control REset upper */
#define BESCR_PMEO 0x1 /* PMU Event-based exception Occurred */
#define BESCR_PME (0x1ul << 32) /* PMU Event-based exception Enable */
#define SPRN_PMC1 771
#define SPRN_PMC2 772
#define SPRN_PMC3 773
#define SPRN_PMC4 774
#define SPRN_PMC5 775
#define SPRN_PMC6 776
#define SPRN_SIAR 780
#define SPRN_SDAR 781
#define SPRN_SIER 768
#define SPRN_TEXASR 0x82 /* Transaction Exception and Status Register */
#define SPRN_TFIAR 0x81 /* Transaction Failure Inst Addr */
#define SPRN_TFHAR 0x80 /* Transaction Failure Handler Addr */
#define SPRN_TAR 0x32f /* Target Address Register */
#define SPRN_DSCR_PRIV 0x11 /* Privilege State DSCR */
#define SPRN_DSCR 0x03 /* Data Stream Control Register */
#define SPRN_PPR 896 /* Program Priority Register */
#define SPRN_AMR 13 /* Authority Mask Register - problem state */
#define set_amr(v) asm volatile("isync;" \
"mtspr " __stringify(SPRN_AMR) ",%0;" \
"isync" : \
: "r" ((unsigned long)(v)) \
: "memory")
/* TEXASR register bits */
#define TEXASR_FC 0xFE00000000000000
#define TEXASR_FP 0x0100000000000000
#define TEXASR_DA 0x0080000000000000
#define TEXASR_NO 0x0040000000000000
#define TEXASR_FO 0x0020000000000000
#define TEXASR_SIC 0x0010000000000000
#define TEXASR_NTC 0x0008000000000000
#define TEXASR_TC 0x0004000000000000
#define TEXASR_TIC 0x0002000000000000
#define TEXASR_IC 0x0001000000000000
#define TEXASR_IFC 0x0000800000000000
#define TEXASR_ABT 0x0000000100000000
#define TEXASR_SPD 0x0000000080000000
#define TEXASR_HV 0x0000000020000000
#define TEXASR_PR 0x0000000010000000
#define TEXASR_FS 0x0000000008000000
#define TEXASR_TE 0x0000000004000000
#define TEXASR_ROT 0x0000000002000000
/* MSR register bits */
#define MSR_TS_S_LG 33 /* Trans Mem state: Suspended */
#define MSR_TS_T_LG 34 /* Trans Mem state: Active */
#define __MASK(X) (1UL<<(X))
/* macro to check TM MSR bits */
#define MSR_TS_S __MASK(MSR_TS_S_LG) /* Transaction Suspended */
#define MSR_TS_T __MASK(MSR_TS_T_LG) /* Transaction Transactional */
/* Vector Instructions */
#define VSX_XX1(xs, ra, rb) (((xs) & 0x1f) << 21 | ((ra) << 16) | \
((rb) << 11) | (((xs) >> 5)))
#define STXVD2X(xs, ra, rb) .long (0x7c000798 | VSX_XX1((xs), (ra), (rb)))
#define LXVD2X(xs, ra, rb) .long (0x7c000698 | VSX_XX1((xs), (ra), (rb)))
#define ASM_LOAD_GPR_IMMED(_asm_symbol_name_immed) \
"li 14, %[" #_asm_symbol_name_immed "];" \
"li 15, %[" #_asm_symbol_name_immed "];" \
"li 16, %[" #_asm_symbol_name_immed "];" \
"li 17, %[" #_asm_symbol_name_immed "];" \
"li 18, %[" #_asm_symbol_name_immed "];" \
"li 19, %[" #_asm_symbol_name_immed "];" \
"li 20, %[" #_asm_symbol_name_immed "];" \
"li 21, %[" #_asm_symbol_name_immed "];" \
"li 22, %[" #_asm_symbol_name_immed "];" \
"li 23, %[" #_asm_symbol_name_immed "];" \
"li 24, %[" #_asm_symbol_name_immed "];" \
"li 25, %[" #_asm_symbol_name_immed "];" \
"li 26, %[" #_asm_symbol_name_immed "];" \
"li 27, %[" #_asm_symbol_name_immed "];" \
"li 28, %[" #_asm_symbol_name_immed "];" \
"li 29, %[" #_asm_symbol_name_immed "];" \
"li 30, %[" #_asm_symbol_name_immed "];" \
"li 31, %[" #_asm_symbol_name_immed "];"
#define ASM_LOAD_FPR_SINGLE_PRECISION(_asm_symbol_name_addr) \
"lfs 0, 0(%[" #_asm_symbol_name_addr "]);" \
"lfs 1, 0(%[" #_asm_symbol_name_addr "]);" \
"lfs 2, 0(%[" #_asm_symbol_name_addr "]);" \
"lfs 3, 0(%[" #_asm_symbol_name_addr "]);" \
"lfs 4, 0(%[" #_asm_symbol_name_addr "]);" \
"lfs 5, 0(%[" #_asm_symbol_name_addr "]);" \
"lfs 6, 0(%[" #_asm_symbol_name_addr "]);" \
"lfs 7, 0(%[" #_asm_symbol_name_addr "]);" \
"lfs 8, 0(%[" #_asm_symbol_name_addr "]);" \
"lfs 9, 0(%[" #_asm_symbol_name_addr "]);" \
"lfs 10, 0(%[" #_asm_symbol_name_addr "]);" \
"lfs 11, 0(%[" #_asm_symbol_name_addr "]);" \
"lfs 12, 0(%[" #_asm_symbol_name_addr "]);" \
"lfs 13, 0(%[" #_asm_symbol_name_addr "]);" \
"lfs 14, 0(%[" #_asm_symbol_name_addr "]);" \
"lfs 15, 0(%[" #_asm_symbol_name_addr "]);" \
"lfs 16, 0(%[" #_asm_symbol_name_addr "]);" \
"lfs 17, 0(%[" #_asm_symbol_name_addr "]);" \
"lfs 18, 0(%[" #_asm_symbol_name_addr "]);" \
"lfs 19, 0(%[" #_asm_symbol_name_addr "]);" \
"lfs 20, 0(%[" #_asm_symbol_name_addr "]);" \
"lfs 21, 0(%[" #_asm_symbol_name_addr "]);" \
"lfs 22, 0(%[" #_asm_symbol_name_addr "]);" \
"lfs 23, 0(%[" #_asm_symbol_name_addr "]);" \
"lfs 24, 0(%[" #_asm_symbol_name_addr "]);" \
"lfs 25, 0(%[" #_asm_symbol_name_addr "]);" \
"lfs 26, 0(%[" #_asm_symbol_name_addr "]);" \
"lfs 27, 0(%[" #_asm_symbol_name_addr "]);" \
"lfs 28, 0(%[" #_asm_symbol_name_addr "]);" \
"lfs 29, 0(%[" #_asm_symbol_name_addr "]);" \
"lfs 30, 0(%[" #_asm_symbol_name_addr "]);" \
"lfs 31, 0(%[" #_asm_symbol_name_addr "]);"
#ifndef __ASSEMBLER__
void store_gpr(unsigned long *addr);
void load_gpr(unsigned long *addr);
void load_fpr_single_precision(float *addr);
void store_fpr_single_precision(float *addr);
#endif /* end of __ASSEMBLER__ */
#endif /* _SELFTESTS_POWERPC_REG_H */
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