mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-11-25 22:20:55 +07:00
048eb582f3
Removed obsolete stuff from arch makefile. mips had a special rule for generating asm-offsets.h so preserved it using an architecture specific hook in top-level Kbuild file. Renamed .h file to asm-offsets.h Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
127 lines
3.6 KiB
ArmAsm
127 lines
3.6 KiB
ArmAsm
/*
|
|
* This file is subject to the terms and conditions of the GNU General Public
|
|
* License. See the file "COPYING" in the main directory of this archive
|
|
* for more details.
|
|
*
|
|
* Copyright (C) 1996, 1998 by Ralf Baechle
|
|
*
|
|
* Multi-arch abstraction and asm macros for easier reading:
|
|
* Copyright (C) 1996 David S. Miller (dm@engr.sgi.com)
|
|
*
|
|
* Further modifications to make this work:
|
|
* Copyright (c) 1998 Harald Koerfgen
|
|
*/
|
|
#include <asm/asm.h>
|
|
#include <asm/errno.h>
|
|
#include <asm/fpregdef.h>
|
|
#include <asm/mipsregs.h>
|
|
#include <asm/asm-offsets.h>
|
|
#include <asm/regdef.h>
|
|
|
|
#define EX(a,b) \
|
|
9: a,##b; \
|
|
.section __ex_table,"a"; \
|
|
PTR 9b,bad_stack; \
|
|
.previous
|
|
|
|
.set noreorder
|
|
.set mips1
|
|
/* Save floating point context */
|
|
LEAF(_save_fp_context)
|
|
li v0, 0 # assume success
|
|
cfc1 t1,fcr31
|
|
EX(swc1 $f0,(SC_FPREGS+0)(a0))
|
|
EX(swc1 $f1,(SC_FPREGS+8)(a0))
|
|
EX(swc1 $f2,(SC_FPREGS+16)(a0))
|
|
EX(swc1 $f3,(SC_FPREGS+24)(a0))
|
|
EX(swc1 $f4,(SC_FPREGS+32)(a0))
|
|
EX(swc1 $f5,(SC_FPREGS+40)(a0))
|
|
EX(swc1 $f6,(SC_FPREGS+48)(a0))
|
|
EX(swc1 $f7,(SC_FPREGS+56)(a0))
|
|
EX(swc1 $f8,(SC_FPREGS+64)(a0))
|
|
EX(swc1 $f9,(SC_FPREGS+72)(a0))
|
|
EX(swc1 $f10,(SC_FPREGS+80)(a0))
|
|
EX(swc1 $f11,(SC_FPREGS+88)(a0))
|
|
EX(swc1 $f12,(SC_FPREGS+96)(a0))
|
|
EX(swc1 $f13,(SC_FPREGS+104)(a0))
|
|
EX(swc1 $f14,(SC_FPREGS+112)(a0))
|
|
EX(swc1 $f15,(SC_FPREGS+120)(a0))
|
|
EX(swc1 $f16,(SC_FPREGS+128)(a0))
|
|
EX(swc1 $f17,(SC_FPREGS+136)(a0))
|
|
EX(swc1 $f18,(SC_FPREGS+144)(a0))
|
|
EX(swc1 $f19,(SC_FPREGS+152)(a0))
|
|
EX(swc1 $f20,(SC_FPREGS+160)(a0))
|
|
EX(swc1 $f21,(SC_FPREGS+168)(a0))
|
|
EX(swc1 $f22,(SC_FPREGS+176)(a0))
|
|
EX(swc1 $f23,(SC_FPREGS+184)(a0))
|
|
EX(swc1 $f24,(SC_FPREGS+192)(a0))
|
|
EX(swc1 $f25,(SC_FPREGS+200)(a0))
|
|
EX(swc1 $f26,(SC_FPREGS+208)(a0))
|
|
EX(swc1 $f27,(SC_FPREGS+216)(a0))
|
|
EX(swc1 $f28,(SC_FPREGS+224)(a0))
|
|
EX(swc1 $f29,(SC_FPREGS+232)(a0))
|
|
EX(swc1 $f30,(SC_FPREGS+240)(a0))
|
|
EX(swc1 $f31,(SC_FPREGS+248)(a0))
|
|
EX(sw t1,(SC_FPC_CSR)(a0))
|
|
cfc1 t0,$0 # implementation/version
|
|
jr ra
|
|
.set nomacro
|
|
EX(sw t0,(SC_FPC_EIR)(a0))
|
|
.set macro
|
|
END(_save_fp_context)
|
|
|
|
/*
|
|
* Restore FPU state:
|
|
* - fp gp registers
|
|
* - cp1 status/control register
|
|
*
|
|
* We base the decision which registers to restore from the signal stack
|
|
* frame on the current content of c0_status, not on the content of the
|
|
* stack frame which might have been changed by the user.
|
|
*/
|
|
LEAF(_restore_fp_context)
|
|
li v0, 0 # assume success
|
|
EX(lw t0,(SC_FPC_CSR)(a0))
|
|
EX(lwc1 $f0,(SC_FPREGS+0)(a0))
|
|
EX(lwc1 $f1,(SC_FPREGS+8)(a0))
|
|
EX(lwc1 $f2,(SC_FPREGS+16)(a0))
|
|
EX(lwc1 $f3,(SC_FPREGS+24)(a0))
|
|
EX(lwc1 $f4,(SC_FPREGS+32)(a0))
|
|
EX(lwc1 $f5,(SC_FPREGS+40)(a0))
|
|
EX(lwc1 $f6,(SC_FPREGS+48)(a0))
|
|
EX(lwc1 $f7,(SC_FPREGS+56)(a0))
|
|
EX(lwc1 $f8,(SC_FPREGS+64)(a0))
|
|
EX(lwc1 $f9,(SC_FPREGS+72)(a0))
|
|
EX(lwc1 $f10,(SC_FPREGS+80)(a0))
|
|
EX(lwc1 $f11,(SC_FPREGS+88)(a0))
|
|
EX(lwc1 $f12,(SC_FPREGS+96)(a0))
|
|
EX(lwc1 $f13,(SC_FPREGS+104)(a0))
|
|
EX(lwc1 $f14,(SC_FPREGS+112)(a0))
|
|
EX(lwc1 $f15,(SC_FPREGS+120)(a0))
|
|
EX(lwc1 $f16,(SC_FPREGS+128)(a0))
|
|
EX(lwc1 $f17,(SC_FPREGS+136)(a0))
|
|
EX(lwc1 $f18,(SC_FPREGS+144)(a0))
|
|
EX(lwc1 $f19,(SC_FPREGS+152)(a0))
|
|
EX(lwc1 $f20,(SC_FPREGS+160)(a0))
|
|
EX(lwc1 $f21,(SC_FPREGS+168)(a0))
|
|
EX(lwc1 $f22,(SC_FPREGS+176)(a0))
|
|
EX(lwc1 $f23,(SC_FPREGS+184)(a0))
|
|
EX(lwc1 $f24,(SC_FPREGS+192)(a0))
|
|
EX(lwc1 $f25,(SC_FPREGS+200)(a0))
|
|
EX(lwc1 $f26,(SC_FPREGS+208)(a0))
|
|
EX(lwc1 $f27,(SC_FPREGS+216)(a0))
|
|
EX(lwc1 $f28,(SC_FPREGS+224)(a0))
|
|
EX(lwc1 $f29,(SC_FPREGS+232)(a0))
|
|
EX(lwc1 $f30,(SC_FPREGS+240)(a0))
|
|
EX(lwc1 $f31,(SC_FPREGS+248)(a0))
|
|
jr ra
|
|
ctc1 t0,fcr31
|
|
END(_restore_fp_context)
|
|
.set reorder
|
|
|
|
.type fault@function
|
|
.ent fault
|
|
fault: li v0, -EFAULT
|
|
jr ra
|
|
.end fault
|