[mirror_ubuntu-focal-kernel.git] / arch / mips / include / asm / module.h

/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_MODULE_H
#define _ASM_MODULE_H

#include <linux/list.h>
#include <linux/elf.h>
#include <asm/extable.h>

struct mod_arch_specific {
	/* Data Bus Error exception tables */
	struct list_head dbe_list;
	const struct exception_table_entry *dbe_start;
	const struct exception_table_entry *dbe_end;
	struct mips_hi16 *r_mips_hi16_list;
};

typedef uint8_t Elf64_Byte;		/* Type for a 8-bit quantity.  */

typedef struct {
	Elf64_Addr r_offset;			/* Address of relocation.  */
	Elf64_Word r_sym;			/* Symbol index.  */
	Elf64_Byte r_ssym;			/* Special symbol.  */
	Elf64_Byte r_type3;			/* Third relocation.  */
	Elf64_Byte r_type2;			/* Second relocation.  */
	Elf64_Byte r_type;			/* First relocation.  */
} Elf64_Mips_Rel;

typedef struct {
	Elf64_Addr r_offset;			/* Address of relocation.  */
	Elf64_Word r_sym;			/* Symbol index.  */
	Elf64_Byte r_ssym;			/* Special symbol.  */
	Elf64_Byte r_type3;			/* Third relocation.  */
	Elf64_Byte r_type2;			/* Second relocation.  */
	Elf64_Byte r_type;			/* First relocation.  */
	Elf64_Sxword r_addend;			/* Addend.  */
} Elf64_Mips_Rela;

#ifdef CONFIG_32BIT
#define Elf_Shdr	Elf32_Shdr
#define Elf_Sym		Elf32_Sym
#define Elf_Ehdr	Elf32_Ehdr
#define Elf_Addr	Elf32_Addr
#define Elf_Rel		Elf32_Rel
#define Elf_Rela	Elf32_Rela
#define ELF_R_TYPE(X)	ELF32_R_TYPE(X)
#define ELF_R_SYM(X)	ELF32_R_SYM(X)

#define Elf_Mips_Rel	Elf32_Rel
#define Elf_Mips_Rela	Elf32_Rela

#define ELF_MIPS_R_SYM(rel) ELF32_R_SYM((rel).r_info)
#define ELF_MIPS_R_TYPE(rel) ELF32_R_TYPE((rel).r_info)

#endif

#ifdef CONFIG_64BIT
#define Elf_Shdr	Elf64_Shdr
#define Elf_Sym		Elf64_Sym
#define Elf_Ehdr	Elf64_Ehdr
#define Elf_Addr	Elf64_Addr
#define Elf_Rel		Elf64_Rel
#define Elf_Rela	Elf64_Rela
#define ELF_R_TYPE(X)	ELF64_R_TYPE(X)
#define ELF_R_SYM(X)	ELF64_R_SYM(X)

#define Elf_Mips_Rel	Elf64_Mips_Rel
#define Elf_Mips_Rela	Elf64_Mips_Rela

#define ELF_MIPS_R_SYM(rel) ((rel).r_sym)
#define ELF_MIPS_R_TYPE(rel) ((rel).r_type)

#endif

#ifdef CONFIG_MODULES
/* Given an address, look for it in the exception tables. */
const struct exception_table_entry*search_module_dbetables(unsigned long addr);
#else
/* Given an address, look for it in the exception tables. */
static inline const struct exception_table_entry *
search_module_dbetables(unsigned long addr)
{
	return NULL;
}
#endif

#ifdef CONFIG_CPU_BMIPS
#define MODULE_PROC_FAMILY "BMIPS "
#elif defined CONFIG_CPU_MIPS32_R1
#define MODULE_PROC_FAMILY "MIPS32_R1 "
#elif defined CONFIG_CPU_MIPS32_R2
#define MODULE_PROC_FAMILY "MIPS32_R2 "
#elif defined CONFIG_CPU_MIPS32_R6
#define MODULE_PROC_FAMILY "MIPS32_R6 "
#elif defined CONFIG_CPU_MIPS64_R1
#define MODULE_PROC_FAMILY "MIPS64_R1 "
#elif defined CONFIG_CPU_MIPS64_R2
#define MODULE_PROC_FAMILY "MIPS64_R2 "
#elif defined CONFIG_CPU_MIPS64_R6
#define MODULE_PROC_FAMILY "MIPS64_R6 "
#elif defined CONFIG_CPU_R3000
#define MODULE_PROC_FAMILY "R3000 "
#elif defined CONFIG_CPU_TX39XX
#define MODULE_PROC_FAMILY "TX39XX "
#elif defined CONFIG_CPU_VR41XX
#define MODULE_PROC_FAMILY "VR41XX "
#elif defined CONFIG_CPU_R4300
#define MODULE_PROC_FAMILY "R4300 "
#elif defined CONFIG_CPU_R4X00
#define MODULE_PROC_FAMILY "R4X00 "
#elif defined CONFIG_CPU_TX49XX
#define MODULE_PROC_FAMILY "TX49XX "
#elif defined CONFIG_CPU_R5000
#define MODULE_PROC_FAMILY "R5000 "
#elif defined CONFIG_CPU_R5432
#define MODULE_PROC_FAMILY "R5432 "
#elif defined CONFIG_CPU_R5500
#define MODULE_PROC_FAMILY "R5500 "
#elif defined CONFIG_CPU_NEVADA
#define MODULE_PROC_FAMILY "NEVADA "
#elif defined CONFIG_CPU_R8000
#define MODULE_PROC_FAMILY "R8000 "
#elif defined CONFIG_CPU_R10000
#define MODULE_PROC_FAMILY "R10000 "
#elif defined CONFIG_CPU_RM7000
#define MODULE_PROC_FAMILY "RM7000 "
#elif defined CONFIG_CPU_SB1
#define MODULE_PROC_FAMILY "SB1 "
#elif defined CONFIG_CPU_LOONGSON1
#define MODULE_PROC_FAMILY "LOONGSON1 "
#elif defined CONFIG_CPU_LOONGSON2
#define MODULE_PROC_FAMILY "LOONGSON2 "
#elif defined CONFIG_CPU_LOONGSON3
#define MODULE_PROC_FAMILY "LOONGSON3 "
#elif defined CONFIG_CPU_CAVIUM_OCTEON
#define MODULE_PROC_FAMILY "OCTEON "
#elif defined CONFIG_CPU_XLR
#define MODULE_PROC_FAMILY "XLR "
#elif defined CONFIG_CPU_XLP
#define MODULE_PROC_FAMILY "XLP "
#else
#error MODULE_PROC_FAMILY undefined for your processor configuration
#endif

#ifdef CONFIG_32BIT
#define MODULE_KERNEL_TYPE "32BIT "
#elif defined CONFIG_64BIT
#define MODULE_KERNEL_TYPE "64BIT "
#endif

#define MODULE_ARCH_VERMAGIC \
	MODULE_PROC_FAMILY MODULE_KERNEL_TYPE

#endif /* _ASM_MODULE_H */
Commit	Line	Data
b2441318	1	/* SPDX-License-Identifier: GPL-2.0 */
1da177e4 LT	2	#ifndef _ASM_MODULE_H
	3	#define _ASM_MODULE_H
	4
1da177e4	5	#include <linux/list.h>
4ca98d39	6	#include <linux/elf.h>
29abfbd9	7	#include <asm/extable.h>
1da177e4 LT	8
	9	struct mod_arch_specific {
	10	/* Data Bus Error exception tables */
	11	struct list_head dbe_list;
	12	const struct exception_table_entry *dbe_start;
	13	const struct exception_table_entry *dbe_end;
861667dc	14	struct mips_hi16 *r_mips_hi16_list;
1da177e4 LT	15	};
	16
	17	typedef uint8_t Elf64_Byte; /* Type for a 8-bit quantity. */
	18
4e6a05fe TS	19	typedef struct {
	20	Elf64_Addr r_offset; /* Address of relocation. */
	21	Elf64_Word r_sym; /* Symbol index. */
	22	Elf64_Byte r_ssym; /* Special symbol. */
	23	Elf64_Byte r_type3; /* Third relocation. */
	24	Elf64_Byte r_type2; /* Second relocation. */
	25	Elf64_Byte r_type; /* First relocation. */
	26	} Elf64_Mips_Rel;
	27
	28	typedef struct {
	29	Elf64_Addr r_offset; /* Address of relocation. */
	30	Elf64_Word r_sym; /* Symbol index. */
	31	Elf64_Byte r_ssym; /* Special symbol. */
	32	Elf64_Byte r_type3; /* Third relocation. */
	33	Elf64_Byte r_type2; /* Second relocation. */
	34	Elf64_Byte r_type; /* First relocation. */
	35	Elf64_Sxword r_addend; /* Addend. */
1da177e4 LT	36	} Elf64_Mips_Rela;
1da177e4 LT	37
875d43e7	38	#ifdef CONFIG_32BIT
1da177e4 LT	39	#define Elf_Shdr Elf32_Shdr
	40	#define Elf_Sym Elf32_Sym
	41	#define Elf_Ehdr Elf32_Ehdr
4e6a05fe	42	#define Elf_Addr Elf32_Addr
786d35d4 DH	43	#define Elf_Rel Elf32_Rel
	44	#define Elf_Rela Elf32_Rela
	45	#define ELF_R_TYPE(X) ELF32_R_TYPE(X)
	46	#define ELF_R_SYM(X) ELF32_R_SYM(X)
4e6a05fe TS	47
	48	#define Elf_Mips_Rel Elf32_Rel
	49	#define Elf_Mips_Rela Elf32_Rela
	50
430d0b88 PB	51	#define ELF_MIPS_R_SYM(rel) ELF32_R_SYM((rel).r_info)
430d0b88 PB	52	#define ELF_MIPS_R_TYPE(rel) ELF32_R_TYPE((rel).r_info)
1da177e4 LT	53
	54	#endif
	55
875d43e7	56	#ifdef CONFIG_64BIT
1da177e4 LT	57	#define Elf_Shdr Elf64_Shdr
	58	#define Elf_Sym Elf64_Sym
	59	#define Elf_Ehdr Elf64_Ehdr
4e6a05fe	60	#define Elf_Addr Elf64_Addr
786d35d4 DH	61	#define Elf_Rel Elf64_Rel
	62	#define Elf_Rela Elf64_Rela
	63	#define ELF_R_TYPE(X) ELF64_R_TYPE(X)
	64	#define ELF_R_SYM(X) ELF64_R_SYM(X)
4e6a05fe TS	65
	66	#define Elf_Mips_Rel Elf64_Mips_Rel
	67	#define Elf_Mips_Rela Elf64_Mips_Rela
	68
430d0b88 PB	69	#define ELF_MIPS_R_SYM(rel) ((rel).r_sym)
430d0b88 PB	70	#define ELF_MIPS_R_TYPE(rel) ((rel).r_type)
1da177e4 LT	71
	72	#endif
	73
	74	#ifdef CONFIG_MODULES
	75	/* Given an address, look for it in the exception tables. */
	76	const struct exception_table_entry*search_module_dbetables(unsigned long addr);
	77	#else
	78	/* Given an address, look for it in the exception tables. */
	79	static inline const struct exception_table_entry *
	80	search_module_dbetables(unsigned long addr)
	81	{
	82	return NULL;
	83	}
	84	#endif
	85
1c7c4451 KC	86	#ifdef CONFIG_CPU_BMIPS
	87	#define MODULE_PROC_FAMILY "BMIPS "
	88	#elif defined CONFIG_CPU_MIPS32_R1
b0c70516	89	#define MODULE_PROC_FAMILY "MIPS32_R1 "
097975fc	90	#elif defined CONFIG_CPU_MIPS32_R2
b0c70516	91	#define MODULE_PROC_FAMILY "MIPS32_R2 "
b840a82c LY	92	#elif defined CONFIG_CPU_MIPS32_R6
b840a82c LY	93	#define MODULE_PROC_FAMILY "MIPS32_R6 "
097975fc	94	#elif defined CONFIG_CPU_MIPS64_R1
b0c70516	95	#define MODULE_PROC_FAMILY "MIPS64_R1 "
097975fc	96	#elif defined CONFIG_CPU_MIPS64_R2
b0c70516	97	#define MODULE_PROC_FAMILY "MIPS64_R2 "
b840a82c LY	98	#elif defined CONFIG_CPU_MIPS64_R6
b840a82c LY	99	#define MODULE_PROC_FAMILY "MIPS64_R6 "
097975fc	100	#elif defined CONFIG_CPU_R3000
b0c70516	101	#define MODULE_PROC_FAMILY "R3000 "
097975fc	102	#elif defined CONFIG_CPU_TX39XX
b0c70516	103	#define MODULE_PROC_FAMILY "TX39XX "
097975fc	104	#elif defined CONFIG_CPU_VR41XX
b0c70516	105	#define MODULE_PROC_FAMILY "VR41XX "
097975fc	106	#elif defined CONFIG_CPU_R4300
b0c70516	107	#define MODULE_PROC_FAMILY "R4300 "
097975fc	108	#elif defined CONFIG_CPU_R4X00
b0c70516	109	#define MODULE_PROC_FAMILY "R4X00 "
097975fc	110	#elif defined CONFIG_CPU_TX49XX
b0c70516	111	#define MODULE_PROC_FAMILY "TX49XX "
097975fc	112	#elif defined CONFIG_CPU_R5000
b0c70516	113	#define MODULE_PROC_FAMILY "R5000 "
097975fc	114	#elif defined CONFIG_CPU_R5432
b0c70516	115	#define MODULE_PROC_FAMILY "R5432 "
542c1020 SK	116	#elif defined CONFIG_CPU_R5500
542c1020 SK	117	#define MODULE_PROC_FAMILY "R5500 "
097975fc	118	#elif defined CONFIG_CPU_NEVADA
b0c70516	119	#define MODULE_PROC_FAMILY "NEVADA "
097975fc	120	#elif defined CONFIG_CPU_R8000
b0c70516	121	#define MODULE_PROC_FAMILY "R8000 "
097975fc	122	#elif defined CONFIG_CPU_R10000
b0c70516	123	#define MODULE_PROC_FAMILY "R10000 "
097975fc	124	#elif defined CONFIG_CPU_RM7000
b0c70516	125	#define MODULE_PROC_FAMILY "RM7000 "
097975fc	126	#elif defined CONFIG_CPU_SB1
b0c70516	127	#define MODULE_PROC_FAMILY "SB1 "
2fa36399 KC	128	#elif defined CONFIG_CPU_LOONGSON1
2fa36399 KC	129	#define MODULE_PROC_FAMILY "LOONGSON1 "
2a21c730 FZ	130	#elif defined CONFIG_CPU_LOONGSON2
2a21c730 FZ	131	#define MODULE_PROC_FAMILY "LOONGSON2 "
152ebb44 HC	132	#elif defined CONFIG_CPU_LOONGSON3
152ebb44 HC	133	#define MODULE_PROC_FAMILY "LOONGSON3 "
0dd4781b DD	134	#elif defined CONFIG_CPU_CAVIUM_OCTEON
0dd4781b DD	135	#define MODULE_PROC_FAMILY "OCTEON "
efa0f81c J	136	#elif defined CONFIG_CPU_XLR
efa0f81c J	137	#define MODULE_PROC_FAMILY "XLR "
a3d4fb2d J	138	#elif defined CONFIG_CPU_XLP
a3d4fb2d J	139	#define MODULE_PROC_FAMILY "XLP "
097975fc RB	140	#else
	141	#error MODULE_PROC_FAMILY undefined for your processor configuration
	142	#endif
	143
	144	#ifdef CONFIG_32BIT
	145	#define MODULE_KERNEL_TYPE "32BIT "
	146	#elif defined CONFIG_64BIT
	147	#define MODULE_KERNEL_TYPE "64BIT "
	148	#endif
	149
2fae3731	150	#define MODULE_ARCH_VERMAGIC \
b633648c	151	MODULE_PROC_FAMILY MODULE_KERNEL_TYPE
097975fc	152
1da177e4	153	#endif /* _ASM_MODULE_H */