cregit-Linux how code gets into the kernel

Release 4.11 tools/testing/selftests/powerpc/include/reg.h

/*
 * Copyright 2014, Michael Ellerman, IBM Corp.
 * Licensed under GPLv2.
 */

#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 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 */

/* 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

/* 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 */

Overall Contributors

PersonTokensPropCommitsCommitProp
Anshuman Khandual17951.73%250.00%
Michael Ellerman14642.20%125.00%
Rashmica Gupta216.07%125.00%
Total346100.00%4100.00%
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