FM / asm

/usr/src/linux-headers-5.15.0-181/arch/hexagon/include/asm/

/usr/src/linux-headers-5.15.0-181/arch/hexagon/include/asm

Name	Size	Mode	Actions
asm-offsets.h	35	0644	edit dl rm
atomic.h	4361	0644	edit dl rm
bitops.h	6152	0644	edit dl rm
cache.h	555	0644	edit dl rm
cacheflush.h	2725	0644	edit dl rm
checksum.h	685	0644	edit dl rm
cmpxchg.h	2003	0644	edit dl rm
delay.h	344	0644	edit dl rm
dma.h	300	0644	edit dl rm
elf.h	5758	0644	edit dl rm
exec.h	398	0644	edit dl rm
fixmap.h	369	0644	edit dl rm
fpu.h	90	0644	edit dl rm
futex.h	2306	0644	edit dl rm
hexagon_vm.h	5909	0644	edit dl rm
intrinsics.h	369	0644	edit dl rm
io.h	6264	0644	edit dl rm
irq.h	523	0644	edit dl rm
irqflags.h	860	0644	edit dl rm
Kbuild	131	0644	edit dl rm
kgdb.h	754	0644	edit dl rm
linkage.h	237	0644	edit dl rm
mem-layout.h	2865	0644	edit dl rm
mmu.h	490	0644	edit dl rm
mmu_context.h	1544	0644	edit dl rm
page.h	4179	0644	edit dl rm
perf_event.h	207	0644	edit dl rm
pgalloc.h	2709	0644	edit dl rm
pgtable.h	11952	0644	edit dl rm
processor.h	3173	0644	edit dl rm
smp.h	707	0644	edit dl rm
spinlock.h	3295	0644	edit dl rm
spinlock_types.h	545	0644	edit dl rm
string.h	472	0644	edit dl rm
suspend.h	238	0644	edit dl rm
switch_to.h	478	0644	edit dl rm
syscall.h	1170	0644	edit dl rm
syscalls.h	204	0644	edit dl rm
thread_info.h	3505	0644	edit dl rm
time.h	346	0644	edit dl rm
timex.h	495	0644	edit dl rm
tlb.h	253	0644	edit dl rm
tlbflush.h	1497	0644	edit dl rm
traps.h	410	0644	edit dl rm
uaccess.h	1870	0644	edit dl rm
vdso.h	307	0644	edit dl rm
vermagic.h	299	0644	edit dl rm
vmalloc.h	99	0644	edit dl rm
vm_fault.h	359	0644	edit dl rm
vm_mmu.h	2818	0644	edit dl rm

Edit: /usr/src/linux-headers-5.15.0-181/arch/hexagon/include/asm/elf.h (5758B)

/* SPDX-License-Identifier: GPL-2.0-only */
/*
 * ELF definitions for the Hexagon architecture
 *
 * Copyright (c) 2010-2013, The Linux Foundation. All rights reserved.
 */

#ifndef __ASM_ELF_H
#define __ASM_ELF_H

#include <asm/ptrace.h>
#include <asm/user.h>
#include <linux/elf-em.h>

struct elf32_hdr;

/*
 * ELF header e_flags defines.
 */

/*  should have stuff like "CPU type" and maybe "ABI version", etc  */

/* Hexagon relocations */
  /* V2 */
#define R_HEXAGON_NONE           0
#define R_HEXAGON_B22_PCREL      1
#define R_HEXAGON_B15_PCREL      2
#define R_HEXAGON_B7_PCREL       3
#define R_HEXAGON_LO16           4
#define R_HEXAGON_HI16           5
#define R_HEXAGON_32             6
#define R_HEXAGON_16             7
#define R_HEXAGON_8              8
#define R_HEXAGON_GPREL16_0      9
#define R_HEXAGON_GPREL16_1     10
#define R_HEXAGON_GPREL16_2     11
#define R_HEXAGON_GPREL16_3     12
#define R_HEXAGON_HL16          13
  /* V3 */
#define R_HEXAGON_B13_PCREL     14
  /* V4 */
#define R_HEXAGON_B9_PCREL      15
  /* V4 (extenders) */
#define R_HEXAGON_B32_PCREL_X   16
#define R_HEXAGON_32_6_X        17
  /* V4 (extended) */
#define R_HEXAGON_B22_PCREL_X   18
#define R_HEXAGON_B15_PCREL_X   19
#define R_HEXAGON_B13_PCREL_X   20
#define R_HEXAGON_B9_PCREL_X    21
#define R_HEXAGON_B7_PCREL_X    22
#define R_HEXAGON_16_X          23
#define R_HEXAGON_12_X          24
#define R_HEXAGON_11_X          25
#define R_HEXAGON_10_X          26
#define R_HEXAGON_9_X           27
#define R_HEXAGON_8_X           28
#define R_HEXAGON_7_X           29
#define R_HEXAGON_6_X           30
  /* V2 PIC */
#define R_HEXAGON_32_PCREL      31
#define R_HEXAGON_COPY          32
#define R_HEXAGON_GLOB_DAT      33
#define R_HEXAGON_JMP_SLOT      34
#define R_HEXAGON_RELATIVE      35
#define R_HEXAGON_PLT_B22_PCREL 36
#define R_HEXAGON_GOTOFF_LO16   37
#define R_HEXAGON_GOTOFF_HI16   38
#define R_HEXAGON_GOTOFF_32     39
#define R_HEXAGON_GOT_LO16      40
#define R_HEXAGON_GOT_HI16      41
#define R_HEXAGON_GOT_32        42
#define R_HEXAGON_GOT_16        43

/*
 * ELF register definitions..
 */
typedef unsigned long elf_greg_t;

typedef struct user_regs_struct elf_gregset_t;
#define ELF_NGREG (sizeof(elf_gregset_t)/sizeof(unsigned long))

/*  Placeholder  */
typedef unsigned long elf_fpregset_t;

/*
 * Bypass the whole "regsets" thing for now and use the define.
 */

#if CONFIG_HEXAGON_ARCH_VERSION >= 4
#define CS_COPYREGS(DEST,REGS) \
do {\
	DEST.cs0 = REGS->cs0;\
	DEST.cs1 = REGS->cs1;\
} while (0)
#else
#define CS_COPYREGS(DEST,REGS)
#endif

#define ELF_CORE_COPY_REGS(DEST, REGS)	\
do {					\
	DEST.r0 = REGS->r00;		\
	DEST.r1 = REGS->r01;		\
	DEST.r2 = REGS->r02;		\
	DEST.r3 = REGS->r03;		\
	DEST.r4 = REGS->r04;		\
	DEST.r5 = REGS->r05;		\
	DEST.r6 = REGS->r06;		\
	DEST.r7 = REGS->r07;		\
	DEST.r8 = REGS->r08;		\
	DEST.r9 = REGS->r09;		\
	DEST.r10 = REGS->r10;		\
	DEST.r11 = REGS->r11;		\
	DEST.r12 = REGS->r12;		\
	DEST.r13 = REGS->r13;		\
	DEST.r14 = REGS->r14;		\
	DEST.r15 = REGS->r15;		\
	DEST.r16 = REGS->r16;		\
	DEST.r17 = REGS->r17;		\
	DEST.r18 = REGS->r18;		\
	DEST.r19 = REGS->r19;		\
	DEST.r20 = REGS->r20;		\
	DEST.r21 = REGS->r21;		\
	DEST.r22 = REGS->r22;		\
	DEST.r23 = REGS->r23;		\
	DEST.r24 = REGS->r24;		\
	DEST.r25 = REGS->r25;		\
	DEST.r26 = REGS->r26;		\
	DEST.r27 = REGS->r27;		\
	DEST.r28 = REGS->r28;		\
	DEST.r29 = pt_psp(REGS);	\
	DEST.r30 = REGS->r30;		\
	DEST.r31 = REGS->r31;		\
	DEST.sa0 = REGS->sa0;		\
	DEST.lc0 = REGS->lc0;		\
	DEST.sa1 = REGS->sa1;		\
	DEST.lc1 = REGS->lc1;		\
	DEST.m0 = REGS->m0;		\
	DEST.m1 = REGS->m1;		\
	DEST.usr = REGS->usr;		\
	DEST.p3_0 = REGS->preds;	\
	DEST.gp = REGS->gp;		\
	DEST.ugp = REGS->ugp;		\
	CS_COPYREGS(DEST,REGS);		\
	DEST.pc = pt_elr(REGS);		\
	DEST.cause = pt_cause(REGS);	\
	DEST.badva = pt_badva(REGS);	\
} while (0);

/*
 * This is used to ensure we don't load something for the wrong architecture.
 * Checks the machine and ABI type.
 */
#define elf_check_arch(hdr)	((hdr)->e_machine == EM_HEXAGON)

/*
 * These are used to set parameters in the core dumps.
 */
#define ELF_CLASS	ELFCLASS32
#define ELF_DATA	ELFDATA2LSB
#define ELF_ARCH	EM_HEXAGON

#if CONFIG_HEXAGON_ARCH_VERSION == 2
#define ELF_CORE_EFLAGS 0x1
#endif

#if CONFIG_HEXAGON_ARCH_VERSION == 3
#define ELF_CORE_EFLAGS 0x2
#endif

#if CONFIG_HEXAGON_ARCH_VERSION == 4
#define ELF_CORE_EFLAGS 0x3
#endif

/*
 * Some architectures have ld.so set up a pointer to a function
 * to be registered using atexit, to facilitate cleanup.  So that
 * static executables will be well-behaved, we would null the register
 * in question here, in the pt_regs structure passed.  For now,
 * leave it a null macro.
 */
#define ELF_PLAT_INIT(regs, load_addr) do { } while (0)

#define CORE_DUMP_USE_REGSET

/* Hrm is this going to cause problems for changing PAGE_SIZE?  */
#define ELF_EXEC_PAGESIZE	PAGE_SIZE

/*
 * This is the location that an ET_DYN program is loaded if exec'ed.  Typical
 * use of this is to invoke "./ld.so someprog" to test out a new version of
 * the loader.  We need to make sure that it is out of the way of the program
 * that it will "exec", and that there is sufficient room for the brk.
 */
#define ELF_ET_DYN_BASE         0x08000000UL

/*
 * This yields a mask that user programs can use to figure out what
 * instruction set this cpu supports.
 */
#define ELF_HWCAP	(0)

/*
 * This yields a string that ld.so will use to load implementation
 * specific libraries for optimization.  This is more specific in
 * intent than poking at uname or /proc/cpuinfo.
 */
#define ELF_PLATFORM  (NULL)

#define ARCH_HAS_SETUP_ADDITIONAL_PAGES 1
struct linux_binprm;
extern int arch_setup_additional_pages(struct linux_binprm *bprm,
				       int uses_interp);

#endif

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