minix/sys/arch/arm/include/elf_machdep.h

/*	$NetBSD: elf_machdep.h,v 1.14 2013/10/29 00:45:00 matt Exp $	*/

#ifndef _ARM_ELF_MACHDEP_H_
#define _ARM_ELF_MACHDEP_H_

#if defined(__ARMEB__)
#define ELF32_MACHDEP_ENDIANNESS	ELFDATA2MSB
#else
#define ELF32_MACHDEP_ENDIANNESS	ELFDATA2LSB
#endif

#define ELF64_MACHDEP_ENDIANNESS	XXX	/* break compilation */
#define ELF64_MACHDEP_ID_CASES                                          \
		/* no 64-bit ELF machine types supported */

/* Processor specific flags for the ELF header e_flags field.  */
#define EF_ARM_RELEXEC		0x00000001
#define EF_ARM_HASENTRY		0x00000002
#define EF_ARM_INTERWORK	0x00000004 /* GNU binutils 000413 */
#define EF_ARM_SYMSARESORTED	0x00000004 /* ARM ELF A08 */
#define EF_ARM_APCS_26		0x00000008 /* GNU binutils 000413 */
#define EF_ARM_DYNSYMSUSESEGIDX	0x00000008 /* ARM ELF B01 */
#define EF_ARM_APCS_FLOAT	0x00000010 /* GNU binutils 000413 */
#define EF_ARM_MAPSYMSFIRST	0x00000010 /* ARM ELF B01 */
#define EF_ARM_PIC		0x00000020
#define EF_ARM_ALIGN8		0x00000040 /* 8-bit structure alignment.  */
#define EF_ARM_NEW_ABI		0x00000080
#define EF_ARM_OLD_ABI		0x00000100
#define EF_ARM_SOFT_FLOAT	0x00000200
#define EF_ARM_BE8		0x00800000
#define EF_ARM_EABIMASK		0xff000000
#define	EF_ARM_EABI_VER1	0x01000000
#define	EF_ARM_EABI_VER2	0x02000000
#define	EF_ARM_EABI_VER3	0x03000000
#define	EF_ARM_EABI_VER4	0x04000000
#define	EF_ARM_EABI_VER5	0x05000000

#define	ELF32_MACHDEP_ID_CASES						\
		case EM_ARM:						\
			break;

#define	ELF32_MACHDEP_ID	EM_ARM

#define ARCH_ELFSIZE		32	/* MD native binary size */

/* Processor specific relocation types */

#define R_ARM_NONE		0
#define R_ARM_PC24		1
#define R_ARM_ABS32		2
#define R_ARM_REL32		3
#define R_ARM_PC13		4
#define R_ARM_ABS16		5
#define R_ARM_ABS12		6
#define R_ARM_THM_ABS5		7
#define R_ARM_ABS8		8
#define R_ARM_SBREL32		9
#define R_ARM_THM_PC22		10
#define R_ARM_THM_PC8		11
#define R_ARM_AMP_VCALL9	12
#define R_ARM_SWI24		13
#define R_ARM_THM_SWI8		14
#define R_ARM_XPC25		15
#define R_ARM_THM_XPC22		16

/* TLS relocations */
#define R_ARM_TLS_DTPMOD32	17	/* ID of module containing symbol */
#define R_ARM_TLS_DTPOFF32	18	/* Offset in TLS block */
#define R_ARM_TLS_TPOFF32	19	/* Offset in static TLS block */

/* 20-31 are reserved for ARM Linux. */
#define R_ARM_COPY		20
#define R_ARM_GLOB_DAT		21
#define	R_ARM_JUMP_SLOT		22
#define R_ARM_RELATIVE		23
#define	R_ARM_GOTOFF		24
#define R_ARM_GOTPC		25
#define R_ARM_GOT32		26
#define R_ARM_PLT32		27
#define R_ARM_CALL		28
#define R_ARM_JUMP24		29
#define R_ARM_THM_JUMP24	30
#define R_ARM_BASE_ABS		31
#define R_ARM_ALU_PCREL_7_0	32
#define R_ARM_ALU_PCREL_15_8	33
#define R_ARM_ALU_PCREL_23_15	34
#define R_ARM_ALU_SBREL_11_0	35
#define R_ARM_ALU_SBREL_19_12	36
#define R_ARM_ALU_SBREL_27_20	37	// depcreated
#define R_ARM_TARGET1		38
#define R_ARM_SBREL31		39	// deprecated
#define R_ARM_V4BX		40
#define R_ARM_TARGET2		41
#define R_ARM_PREL31		42
#define R_ARM_MOVW_ABS_NC	43
#define R_ARM_MOVT_ABS		44
#define R_ARM_MOVW_PREL_NC	45
#define R_ARM_MOVT_PREL		46
#define R_ARM_THM_MOVW_ABS_NC	47
#define R_ARM_THM_MOVT_ABS	48
#define R_ARM_THM_MOVW_PREL_NC	49
#define R_ARM_THM_MOVT_PREL	50

/* 96-111 are reserved to G++. */
#define R_ARM_GNU_VTENTRY	100
#define R_ARM_GNU_VTINHERIT	101
#define R_ARM_THM_PC11		102
#define R_ARM_THM_PC9		103

/* More TLS relocations */
#define R_ARM_TLS_GD32		104	/* PC-rel 32 bit for global dynamic */
#define R_ARM_TLS_LDM32		105	/* PC-rel 32 bit for local dynamic */
#define R_ARM_TLS_LDO32		106	/* 32 bit offset relative to TLS */
#define R_ARM_TLS_IE32		107	/* PC-rel 32 bit for GOT entry of */
#define R_ARM_TLS_LE32		108
#define R_ARM_TLS_LDO12		109
#define R_ARM_TLS_LE12		110
#define R_ARM_TLS_IE12GP	111

/* 112-127 are reserved for private experiments. */

#define R_ARM_RXPC25		249
#define R_ARM_RSBREL32		250
#define R_ARM_THM_RPC22		251
#define R_ARM_RREL32		252
#define R_ARM_RABS32		253
#define R_ARM_RPC24		254
#define R_ARM_RBASE		255

#define	R_AARCH64_ABS64			257	/* S + A */
#define	R_AARCH64_ABS32			258	/* S + A */
#define	R_AARCH64_ABS16			259	/* S + A */
#define	R_AARCH64_PREL64		260	/* S + A - P */
#define	R_AARCH64_PREL32		261	/* S + A - P */
#define	R_AARCH64_PREL16		262	/* S + A - P */
#define R_AARCH64_MOVW_UABS_G0		263	/* S + A [bits 0..15] */
#define R_AARCH64_MOVW_UABS_G0_NC	264	/* S + A [bits 0..15] */
#define R_AARCH64_MOVW_UABS_G1		265	/* S + A [bits 16..31] */
#define R_AARCH64_MOVW_UABS_G1_NC	266	/* S + A [bits 16..31] */
#define R_AARCH64_MOVW_UABS_G2		267	/* S + A [bits 32..47] */
#define R_AARCH64_MOVW_UABS_G2_NC	268	/* S + A [bits 32..47] */
#define R_AARCH64_MOVW_UABS_G3		269	/* S + A [bits 48..63] */
#define R_AARCH64_MOVW_SABS_G0		270	/* S + A [bits 0..15] */
#define R_AARCH64_MOVW_SABS_G1		271	/* S + A [bits 16..31] */
#define R_AARCH64_MOVW_SABS_G2		272	/* S + A [bits 32..47] */
#define	R_AARCH64_LD_PREL_LO19		273	/* S + A - P */
#define	R_AARCH64_ADR_PREL_LO21		274	/* S + A - P */
#define	R_AARCH64_ADR_PREL_PG_HI21	275	/* Page(S + A) - Page(P) */
#define	R_AARCH64_ADR_PREL_PG_HI21_NC	276	/* Page(S + A) - Page(P) */
#define	R_AARCH64_ADR_ABS_LO21_NC	277	/* S + A */
#define	R_AARCH64_LDST8_ABS_LO12_NC	278	/* S + A */
#define R_AARCH_TSTBR14			279	/* S + A - P */
#define R_AARCH_CONDBR19		281	/* S + A - P */
#define R_AARCH_JUMP26			282	/* S + A - P */
#define R_AARCH_CALL26			283	/* S + A - P */
#define R_AARCH_LDST16_ABS_LO12_NC	284	/* S + A */
#define R_AARCH_LDST32_ABS_LO12_NC	285	/* S + A */
#define R_AARCH_LDST64_ABS_LO12_NC	286	/* S + A */
#define R_AARCH64_MOVW_PREL_G0		287	/* S + A - P */
#define R_AARCH64_MOVW_PREL_G0_NC	288	/* S + A - P */
#define R_AARCH64_MOVW_PREL_G1		289	/* S + A - P */
#define R_AARCH64_MOVW_PREL_G1_NC	290	/* S + A - P */
#define R_AARCH64_MOVW_PREL_G2		291	/* S + A - P */
#define R_AARCH64_MOVW_PREL_G2_NC	292	/* S + A - P */
#define R_AARCH64_MOVW_PREL_G3		293	/* S + A - P */

#define R_AARCH64_LDST128_ABS_LO12_NC	299	/* S + A */
#define R_AARCH64_MOVW_GOTOFF_G0	300	/* G(GDAT(S + A)) - GOT */
#define R_AARCH64_MOVW_GOTOFF_G0_NC	301	/* G(GDAT(S + A)) - GOT */
#define R_AARCH64_MOVW_GOTOFF_G1	302	/* G(GDAT(S + A)) - GOT */
#define R_AARCH64_MOVW_GOTOFF_G1_NC	303	/* G(GDAT(S + A)) - GOT */
#define R_AARCH64_MOVW_GOTOFF_G2	304	/* G(GDAT(S + A)) - GOT */
#define R_AARCH64_MOVW_GOTOFF_G2_NC	305	/* G(GDAT(S + A)) - GOT */
#define R_AARCH64_MOVW_GOTOFF_G3	306	/* G(GDAT(S + A)) - GOT */
#define R_AARCH64_GOTREL64		307	/* S + A - GOT */
#define R_AARCH64_GOTREL32		308	/* S + A - GOT */
#define R_AARCH64_GOT_LD_PREL19		309	/* G(GDAT(S + A)) - P */
#define R_AARCH64_LD64_GOTOFF_LO15	310	/* G(GDAT(S + A)) - GOT */
#define R_AARCH64_ADR_GOT_PAGE		311	/* Page(G(GDAT(S + A))) - Page(GOT) */
#define R_AARCH64_LD64_GOT_LO12_NC	312	/* G(GDAT(S + A)) */
#define R_AARCH64_LD64_GOTPAGE_LO15	313	/* G(GDAT(S + A)) - Page(GOT) */

#define R_AARCH64_TLSGD_ADR_PREL21		512	/* G(GTLSIDX(S,A)) - P */
#define R_AARCH64_TLSGD_ADR_PAGE21		513	/* Page(G(GTLSIDX(S,A))) - Page(P) */
#define R_AARCH64_TLSGD_ADD_LO12_NC		514	/* G(GTLSIDX(S,A)) */
#define R_AARCH64_TLSGD_MOVW_G1			515	/* G(GTLSIDX(S,A)) - GOT */
#define R_AARCH64_TLSGD_MOVW_G0_NV		516	/* G(GTLSIDX(S,A)) - GOT */
#define R_AARCH64_TLSLD_ADR_PREL21		517	/* G(GLDM(S,A)) - P */
#define R_AARCH64_TLSLD_ADR_PAGE21		518	/* Page(G(GLDM(S))) - Page(P) */
#define R_AARCH64_TLSLD_ADD_LO12_NC		519	/* G(GLDM(S)) */
#define R_AARCH64_TLSLD_MOVW_G1			520	/* G(GLDM(S)) - GOT */
#define R_AARCH64_TLSLD_MOVW_G0_NC		521	/* G(GLDM(S)) - GOT */
#define R_AARCH64_TLSLD_LD_PREL21		522	/* G(GLDM(S)) - P */
#define R_AARCH64_TLSLD_MOVW_DTPREL_G2		523	/* DTPREL(S+A) */
#define R_AARCH64_TLSLD_MOVW_DTPREL_G1		524	/* DTPREL(S+A) */
#define R_AARCH64_TLSLD_MOVW_DTPREL_G1_NC	525	/* DTPREL(S+A) */
#define R_AARCH64_TLSLD_MOVW_DTPREL_G0		526	/* DTPREL(S+A) */
#define R_AARCH64_TLSLD_MOVW_DTPREL_G0_NC	528	/* DTPREL(S+A) */
#define R_AARCH64_TLSLD_ADD_DTPREL_HI12		528	/* DTPREL(S+A) */
#define R_AARCH64_TLSLD_ADD_DTPREL_HI12		528	/* DTPREL(S+A) */
#define R_AARCH64_TLSLD_ADD_DTPREL_LO12		529	/* DTPREL(S+A) */
#define R_AARCH64_TLSLD_ADD_DTPREL_LO12_NC	530	/* DTPREL(S+A) */
#define R_AARCH64_TLSLD_LDST8_DTPREL_LO12	531	/* DTPREL(S+A) */
#define R_AARCH64_TLSLD_LDST8_DTPREL_LO12_NC	532	/* DTPREL(S+A) */
#define R_AARCH64_TLSLD_LDST16_DTPREL_LO12	533	/* DTPREL(S+A) */
#define R_AARCH64_TLSLD_LDST16_DTPREL_LO12_NC	534	/* DTPREL(S+A) */
#define R_AARCH64_TLSLD_LDST32_DTPREL_LO12	535	/* DTPREL(S+A) */
#define R_AARCH64_TLSLD_LDST32_DTPREL_LO12_NC	536	/* DTPREL(S+A) */
#define R_AARCH64_TLSLD_LDST64_DTPREL_LO12	537	/* DTPREL(S+A) */
#define R_AARCH64_TLSLD_LDST64_DTPREL_LO12_NC	538	/* DTPREL(S+A) */
#define R_AARCH64_TLSIE_MOVW_GOTTPREL_G1	539	/* G(GTPREL(S+A)) - GOT */
#define R_AARCH64_TLSIE_MOVW_GOTTPREL_G0_NC	540	/* G(GTPREL(S+A)) - GOT */
#define R_AARCH64_TLSIE_ADR_GOTTPREL_PAGE21	541	/* Page(G(GTPREL(S+A))) - Page(P) */
#define R_AARCH64_TLSIE_LD64_GOTTPREL_LO12_NC	542	/* G(GTPREL(S+A)) */
#define R_AARCH64_TLSIE_LD_GOTTPREL_PREL19	543	/* G(GTPREL(S+A)) - P */
#define R_AARCH64_TLSLE_MOVW_TPREL_G2	544	/* TPREL(S+A) */
#define R_AARCH64_MOVW_TPREL_G1		545	/* TPREL(S+A) */
#define R_AARCH64_MOVW_TPREL_G1_NC	546	/* TPREL(S+A) */
#define R_AARCH64_MOVW_TPREL_G0		547	/* TPREL(S+A) */
#define R_AARCH64_MOVW_TPREL_G0_NC	548	/* TPREL(S+A) */
#define R_AARCH64_ADD_TPREL_HI12	549	/* TPREL(S+A) */
#define R_AARCH64_ADD_TPREL_LO12	550	/* TPREL(S+A) */
#define R_AARCH64_ADD_TPREL_LO12_NC	551	/* TPREL(S+A) */
#define R_AARCH64_LDST8_TPREL_LO12	552	/* TPREL(S+A) */
#define R_AARCH64_LDST8_TPREL_LO12_NC	553	/* TPREL(S+A) */
#define R_AARCH64_LDST16_TPREL_LO12	554	/* TPREL(S+A) */
#define R_AARCH64_LDST16_TPREL_LO12_NC	555	/* TPREL(S+A) */
#define R_AARCH64_LDST32_TPREL_LO12	556	/* TPREL(S+A) */
#define R_AARCH64_LDST32_TPREL_LO12_NC	557	/* TPREL(S+A) */
#define R_AARCH64_LDST64_TPREL_LO12	558	/* TPREL(S+A) */
#define R_AARCH64_LDST64_TPREL_LO12_NC	559	/* TPREL(S+A) */
#define R_AARCH64_TLSDESC_LD_PREL19	560	/* G(GTLSDESC(S+A)) - P */
#define R_AARCH64_TLSDESC_LD_PREL21	561	/* G(GTLSDESC(S+A)) - P */
#define R_AARCH64_TLSDESC_LD_PAGE21	562	/* Page(G(GTLSDESC(S+A))) - Page(P) */
#define R_AARCH64_TLSDESC_LD64_LO12	563	/* G(GTLSDESC(S+A)) */
#define R_AARCH64_TLSDESC_ADD_LO12	564	/* G(GTLSDESC(S+A)) */
#define R_AARCH64_TLSDESC_OFF_G1	565	/* G(GTLSDESC(S+A)) - GOT */
#define R_AARCH64_TLSDESC_OFF_G0_NC	566	/* G(GTLSDESC(S+A)) - GOT */
#define R_AARCH64_TLSDESC_LDR		567	/* */
#define R_AARCH64_TLSDESC_ADD		568	/* */
#define R_AARCH64_TLSDESC_CALL		569	/* */
#define R_AARCH64_TLSLE_LDST128_TPREL_LO12	570	/* TPREL(S+A) */
#define R_AARCH64_TLSLE_LDST128_TPREL_LO12_NC	571	/* TPREL(S+A) */
#define R_AARCH64_TLSLD_LDST128_DTPREL_LO12	572	/* DTPREL(S+A) */
#define R_AARCH64_TLSLD_LDST128_DTPREL_LO12_NC	572	/* DTPREL(S+A) */

#define R_AARCH64_COPY		1024
#define R_AARCH64_GLOB_DAT	1025	/* S + A */
#define R_AARCH64_JUMP_SLOT	1026	/* S + A */
#define R_AARCH64_RELATIVE	1027	/* Delta(S) + A */
#define R_AARCH64_TLS_DTPREL64	1028	/* DTPREL(S+A) */
#define R_AARCH64_TLS_DTPMOD64	1029	/* LBM(S) */
#define R_AARCH64_TLS_TPREL64	1030	/* TPREL(S+A) */
#define R_AARCH64_TLSDESC	1031	/* TLSDESC(S+A) */
#define R_AARCH64_IRELATIVE	1032	/* Indirect(Delta(S) + A) */

#define R_TYPE(name)		__CONCAT(R_ARM_,name)

/* Processor specific program header flags */
#define PF_ARM_SB		0x10000000
#define PF_ARM_PI		0x20000000
#define PF_ARM_ENTRY		0x80000000

/* Processor specific program header types */
#define PT_ARM_EXIDX		(PT_LOPROC + 1)
#define PT_AARCH64_ARCHEXT	(PT_LOPROC + 0)
#define PT_AARCH64_UNWIND	(PT_LOPROC + 1)

/* Processor specific section header flags */
#define SHF_ENTRYSECT		0x10000000
#define SHF_COMDEF		0x80000000

#define SHT_AARCH64_ATTRIBUTES	(SHT_LOPROC + 3)

/* Processor specific symbol types */
#define STT_ARM_TFUNC		STT_LOPROC

#ifdef _KERNEL
#ifdef ELFSIZE
#define	ELF_MD_PROBE_FUNC	ELFNAME2(arm_netbsd,probe)
#endif

struct exec_package;

int arm_netbsd_elf32_probe(struct lwp *, struct exec_package *, void *, char *,
	vaddr_t *);
#endif

#endif /* _ARM_ELF_MACHDEP_H_ */