mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-11-25 20:30:57 +07:00
cb09f540a1
Changes necessary to make the sub-arch split complete. Signed-off-by: Mikael Starvik <starvik@axis.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
82 lines
3.5 KiB
C
82 lines
3.5 KiB
C
#ifndef __ASMCRIS_ARCH_ELF_H
|
|
#define __ASMCRIS_ARCH_ELF_H
|
|
|
|
#define ELF_MACH EF_CRIS_VARIANT_ANY_V0_V10
|
|
|
|
/*
|
|
* This is used to ensure we don't load something for the wrong architecture.
|
|
*/
|
|
#define elf_check_arch(x) \
|
|
((x)->e_machine == EM_CRIS \
|
|
&& ((((x)->e_flags & EF_CRIS_VARIANT_MASK) == EF_CRIS_VARIANT_ANY_V0_V10 \
|
|
|| (((x)->e_flags & EF_CRIS_VARIANT_MASK) == EF_CRIS_VARIANT_COMMON_V10_V32))))
|
|
|
|
/*
|
|
* ELF register definitions..
|
|
*/
|
|
|
|
#include <asm/ptrace.h>
|
|
|
|
/* SVR4/i386 ABI (pages 3-31, 3-32) says that when the program
|
|
starts (a register; assume first param register for CRIS)
|
|
contains a pointer to a function which might be
|
|
registered using `atexit'. This provides a mean for the
|
|
dynamic linker to call DT_FINI functions for shared libraries
|
|
that have been loaded before the code runs.
|
|
|
|
A value of 0 tells we have no such handler. */
|
|
|
|
/* Explicitly set registers to 0 to increase determinism. */
|
|
#define ELF_PLAT_INIT(_r, load_addr) do { \
|
|
(_r)->r13 = 0; (_r)->r12 = 0; (_r)->r11 = 0; (_r)->r10 = 0; \
|
|
(_r)->r9 = 0; (_r)->r8 = 0; (_r)->r7 = 0; (_r)->r6 = 0; \
|
|
(_r)->r5 = 0; (_r)->r4 = 0; (_r)->r3 = 0; (_r)->r2 = 0; \
|
|
(_r)->r1 = 0; (_r)->r0 = 0; (_r)->mof = 0; (_r)->srp = 0; \
|
|
} while (0)
|
|
|
|
/* The additional layer below is because the stack pointer is missing in
|
|
the pt_regs struct, but needed in a core dump. pr_reg is a elf_gregset_t,
|
|
and should be filled in according to the layout of the user_regs_struct
|
|
struct; regs is a pt_regs struct. We dump all registers, though several are
|
|
obviously unnecessary. That way there's less need for intelligence at
|
|
the receiving end (i.e. gdb). */
|
|
#define ELF_CORE_COPY_REGS(pr_reg, regs) \
|
|
pr_reg[0] = regs->r0; \
|
|
pr_reg[1] = regs->r1; \
|
|
pr_reg[2] = regs->r2; \
|
|
pr_reg[3] = regs->r3; \
|
|
pr_reg[4] = regs->r4; \
|
|
pr_reg[5] = regs->r5; \
|
|
pr_reg[6] = regs->r6; \
|
|
pr_reg[7] = regs->r7; \
|
|
pr_reg[8] = regs->r8; \
|
|
pr_reg[9] = regs->r9; \
|
|
pr_reg[10] = regs->r10; \
|
|
pr_reg[11] = regs->r11; \
|
|
pr_reg[12] = regs->r12; \
|
|
pr_reg[13] = regs->r13; \
|
|
pr_reg[14] = rdusp(); /* sp */ \
|
|
pr_reg[15] = regs->irp; /* pc */ \
|
|
pr_reg[16] = 0; /* p0 */ \
|
|
pr_reg[17] = rdvr(); /* vr */ \
|
|
pr_reg[18] = 0; /* p2 */ \
|
|
pr_reg[19] = 0; /* p3 */ \
|
|
pr_reg[20] = 0; /* p4 */ \
|
|
pr_reg[21] = (regs->dccr & 0xffff); /* ccr */ \
|
|
pr_reg[22] = 0; /* p6 */ \
|
|
pr_reg[23] = regs->mof; /* mof */ \
|
|
pr_reg[24] = 0; /* p8 */ \
|
|
pr_reg[25] = 0; /* ibr */ \
|
|
pr_reg[26] = 0; /* irp */ \
|
|
pr_reg[27] = regs->srp; /* srp */ \
|
|
pr_reg[28] = 0; /* bar */ \
|
|
pr_reg[29] = regs->dccr; /* dccr */ \
|
|
pr_reg[30] = 0; /* brp */ \
|
|
pr_reg[31] = rdusp(); /* usp */ \
|
|
pr_reg[32] = 0; /* csrinstr */ \
|
|
pr_reg[33] = 0; /* csraddr */ \
|
|
pr_reg[34] = 0; /* csrdata */
|
|
|
|
|
|
#endif
|