diff options
Diffstat (limited to 'arch/arm/cpu')
| -rw-r--r-- | arch/arm/cpu/armv7/psci.S | 18 |
1 files changed, 9 insertions, 9 deletions
diff --git a/arch/arm/cpu/armv7/psci.S b/arch/arm/cpu/armv7/psci.S index 87c0c0b..cdd001f 100644 --- a/arch/arm/cpu/armv7/psci.S +++ b/arch/arm/cpu/armv7/psci.S @@ -196,15 +196,15 @@ ENDPROC(psci_cpu_off_common) @ expects CPU ID in r0 and returns stack top in r0 ENTRY(psci_get_cpu_stack_top) - mov r5, #0x400 @ 1kB of stack per CPU - mul r0, r0, r5 - - ldr r5, =psci_text_end @ end of monitor text - add r5, r5, #0x2000 @ Skip two pages - lsr r5, r5, #12 @ Align to start of page - lsl r5, r5, #12 - sub r5, r5, #4 @ reserve 1 word for target PC - sub r0, r5, r0 @ here's our stack! + mov r3, #0x400 @ 1kB of stack per CPU + mul r0, r0, r3 + + ldr r3, =psci_text_end @ end of monitor text + add r3, r3, #0x2000 @ Skip two pages + lsr r3, r3, #12 @ Align to start of page + lsl r3, r3, #12 + sub r3, r3, #4 @ reserve 1 word for target PC + sub r0, r3, r0 @ here's our stack! bx lr ENDPROC(psci_get_cpu_stack_top) |