u-boot/examples/ppc_longjmp.S
wdenk 3e38691e8f * Patch by Arun Dharankar, 4 Apr 2003:
Add IDMA example code (tested on 8260 only)

* Add support for Purple Board (MIPS64 5Kc)

* Add support for MIPS64 5Kc CPUs

* Fix missing setting of "loadaddr" and "bootfile" on ARM and MIPS

* Patch by Denis Peter, 04 Apr 2003:
  - update MIP405-4 board

* Patches by Denis Peter, 03 April 2003:
  - fix PCI IRQs on MPL boards
  - fix two more un-relocated pointer problems

* Fix behaviour of "run" command:
  - print error message iv variable does not exist
  - terminate processing of arguments in case of error

* Patches by Peter Figuli, 10 Mar 2003
  - Add support for BTUART on PXA platform
  - Add support for WEP EP250 (PXA) board

* Fix flash problems on INCA-IP; add tool to allow bruning images  to
  flash using a BDI2000

* Implement fix for I2C Edge Conditions problem for all boards that
  use the bit-banging driver (common/soft_i2c.c)

* Add patches by Robert Schwebel, 31 Mar 2003:
  - csb226 board: bring in sync with innokom/memsetup.S
  - csb226 board: fix MDREFR handling
  - misc doc fixes / extensions
  - innokom board: cleanup, MDREFR fix in memsetup.S, config update
  - add BOOT_PROGRESS to armlinux.c
2003-04-05 00:53:31 +00:00

79 lines
2.6 KiB
ArmAsm

/* longjmp for PowerPC.
Copyright (C) 1995, 1996, 1997, 1999, 2000 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, write to the Free
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
02111-1307 USA. */
#include <ppc_asm.tmpl>
# define JB_GPR1 0 /* Also known as the stack pointer */
# define JB_GPR2 1
# define JB_LR 2 /* The address we will return to */
# define JB_GPRS 3 /* GPRs 14 through 31 are saved, 18 in total */
# define JB_CR 21 /* Condition code registers. */
# define JB_FPRS 22 /* FPRs 14 through 31 are saved, 18*2 words total */
# define JB_SIZE (58*4)
#define FP(x...) x
#define FP(x...) x
.globl ppc_longjmp;
ppc_longjmp:
lwz r1,(JB_GPR1*4)(r3)
lwz r2,(JB_GPR2*4)(r3)
lwz r0,(JB_LR*4)(r3)
lwz r14,((JB_GPRS+0)*4)(r3)
FP( lfd 14,((JB_FPRS+0*2)*4)(r3))
lwz r15,((JB_GPRS+1)*4)(r3)
FP( lfd 15,((JB_FPRS+1*2)*4)(r3))
lwz r16,((JB_GPRS+2)*4)(r3)
FP( lfd 16,((JB_FPRS+2*2)*4)(r3))
lwz r17,((JB_GPRS+3)*4)(r3)
FP( lfd 17,((JB_FPRS+3*2)*4)(r3))
lwz r18,((JB_GPRS+4)*4)(r3)
FP( lfd 18,((JB_FPRS+4*2)*4)(r3))
lwz r19,((JB_GPRS+5)*4)(r3)
FP( lfd 19,((JB_FPRS+5*2)*4)(r3))
lwz r20,((JB_GPRS+6)*4)(r3)
FP( lfd 20,((JB_FPRS+6*2)*4)(r3))
mtlr r0
lwz r21,((JB_GPRS+7)*4)(r3)
FP( lfd 21,((JB_FPRS+7*2)*4)(r3))
lwz r22,((JB_GPRS+8)*4)(r3)
FP( lfd 22,((JB_FPRS+8*2)*4)(r3))
lwz r0,(JB_CR*4)(r3)
lwz r23,((JB_GPRS+9)*4)(r3)
FP( lfd 23,((JB_FPRS+9*2)*4)(r3))
lwz r24,((JB_GPRS+10)*4)(r3)
FP( lfd 24,((JB_FPRS+10*2)*4)(r3))
lwz r25,((JB_GPRS+11)*4)(r3)
FP( lfd 25,((JB_FPRS+11*2)*4)(r3))
mtcrf 0xFF,r0
lwz r26,((JB_GPRS+12)*4)(r3)
FP( lfd 26,((JB_FPRS+12*2)*4)(r3))
lwz r27,((JB_GPRS+13)*4)(r3)
FP( lfd 27,((JB_FPRS+13*2)*4)(r3))
lwz r28,((JB_GPRS+14)*4)(r3)
FP( lfd 28,((JB_FPRS+14*2)*4)(r3))
lwz r29,((JB_GPRS+15)*4)(r3)
FP( lfd 29,((JB_FPRS+15*2)*4)(r3))
lwz r30,((JB_GPRS+16)*4)(r3)
FP( lfd 30,((JB_FPRS+16*2)*4)(r3))
lwz r31,((JB_GPRS+17)*4)(r3)
FP( lfd 31,((JB_FPRS+17*2)*4)(r3))
mr r3,r4
blr