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| author | Harald Welte <laforge@openmoko.org> | 2007-12-19 14:16:57 +0100 |
|---|---|---|
| committer | Wolfgang Denk <wd@denx.de> | 2008-02-04 23:50:54 +0100 |
| commit | a25f72f1f73a11de68251fb88c89991e202e68fa (patch) | |
| tree | e4ff7bb7316e35cd44b226b57243dcaf66495ff4 | |
| parent | be19bd5cd0f454b63298844a0b5377e029b2caad (diff) | |
| download | u-boot-imx-a25f72f1f73a11de68251fb88c89991e202e68fa.zip u-boot-imx-a25f72f1f73a11de68251fb88c89991e202e68fa.tar.gz u-boot-imx-a25f72f1f73a11de68251fb88c89991e202e68fa.tar.bz2 | |
ARM: arm920t: Allow use of 'gd' pointer from IRQ
This patch allows us to use the 'gd' pointer (and thus environment
and everything else associated with it) from interrupt context on
arm920t.
Signed-off-by: Harald Welte <laforge@openmoko.org>
| -rw-r--r-- | cpu/arm920t/start.S | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/cpu/arm920t/start.S b/cpu/arm920t/start.S index aefcdd1..ae86002 100644 --- a/cpu/arm920t/start.S +++ b/cpu/arm920t/start.S @@ -329,12 +329,12 @@ cpu_init_crit: .macro irq_save_user_regs sub sp, sp, #S_FRAME_SIZE stmia sp, {r0 - r12} @ Calling r0-r12 - add r8, sp, #S_PC - stmdb r8, {sp, lr}^ @ Calling SP, LR - str lr, [r8, #0] @ Save calling PC + add r7, sp, #S_PC + stmdb r7, {sp, lr}^ @ Calling SP, LR + str lr, [r7, #0] @ Save calling PC mrs r6, spsr - str r6, [r8, #4] @ Save CPSR - str r0, [r8, #8] @ Save OLD_R0 + str r6, [r7, #4] @ Save CPSR + str r0, [r7, #8] @ Save OLD_R0 mov r0, sp .endm |