diff options
| -rw-r--r-- | arch/arm/cpu/arm1136/start.S | 3 | ||||
| -rw-r--r-- | arch/arm/cpu/arm1176/start.S | 4 | ||||
| -rw-r--r-- | arch/arm/cpu/armv7/start.S | 3 | ||||
| -rw-r--r-- | arch/arm/cpu/pxa/start.S | 3 |
4 files changed, 9 insertions, 4 deletions
diff --git a/arch/arm/cpu/arm1136/start.S b/arch/arm/cpu/arm1136/start.S index ad24b8064..ccea2d5cb 100644 --- a/arch/arm/cpu/arm1136/start.S +++ b/arch/arm/cpu/arm1136/start.S @@ -388,8 +388,9 @@ cpu_init_crit: str r0, [r13] @ save R0's value. ldr r0, IRQ_STACK_START_IN @ get data regions start str lr, [r0] @ save caller lr in position 0 of saved stack - mrs r0, spsr @ get the spsr + mrs lr, spsr @ get the spsr str lr, [r0, #4] @ save spsr in position 1 of saved stack + ldr lr, [r0] @ restore lr ldr r0, [r13] @ restore r0 add r13, r13, #4 @ pop stack entry .endm diff --git a/arch/arm/cpu/arm1176/start.S b/arch/arm/cpu/arm1176/start.S index 1fc1da071..f20da8eb7 100644 --- a/arch/arm/cpu/arm1176/start.S +++ b/arch/arm/cpu/arm1176/start.S @@ -393,9 +393,11 @@ c_runtime_cpu_setup: /* save caller lr in position 0 of saved stack */ str lr, [r0] /* get the spsr */ - mrs r0, spsr + mrs lr, spsr /* save spsr in position 1 of saved stack */ str lr, [r0, #4] + /* restore lr */ + ldr lr, [r0] /* restore r0 */ ldr r0, [r13] /* pop stack entry */ diff --git a/arch/arm/cpu/armv7/start.S b/arch/arm/cpu/armv7/start.S index 64008ba6c..61da7acde 100644 --- a/arch/arm/cpu/armv7/start.S +++ b/arch/arm/cpu/armv7/start.S @@ -463,9 +463,10 @@ ENDPROC(cpu_init_crit) @ spots for abort stack str lr, [r0] @ save caller lr in position 0 @ of saved stack - mrs r0, spsr @ get the spsr + mrs lr, spsr @ get the spsr str lr, [r0, #4] @ save spsr in position 1 of @ saved stack + ldr lr, [r0] @ restore lr ldr r0, [r13] @ restore r0 add r13, r13, #4 @ pop stack entry .endm diff --git a/arch/arm/cpu/pxa/start.S b/arch/arm/cpu/pxa/start.S index 3e07c7c35..ada91a66c 100644 --- a/arch/arm/cpu/pxa/start.S +++ b/arch/arm/cpu/pxa/start.S @@ -385,8 +385,9 @@ cpu_init_crit: str r0, [r13] @ save R0's value. ldr r0, IRQ_STACK_START_IN @ get data regions start str lr, [r0] @ save caller lr in position 0 of saved stack - mrs r0, spsr @ get the spsr + mrs lr, spsr @ get the spsr str lr, [r0, #4] @ save spsr in position 1 of saved stack + ldr lr, [r0] @ restore lr ldr r0, [r13] @ restore r0 add r13, r13, #4 @ pop stack entry .endm |