diff options
Diffstat (limited to 'src/soc/nvidia/tegra132/stack.S')
| -rw-r--r-- | src/soc/nvidia/tegra132/stack.S | 18 |
1 files changed, 8 insertions, 10 deletions
diff --git a/src/soc/nvidia/tegra132/stack.S b/src/soc/nvidia/tegra132/stack.S index 6d3cd4e446..3b877e4be6 100644 --- a/src/soc/nvidia/tegra132/stack.S +++ b/src/soc/nvidia/tegra132/stack.S @@ -19,21 +19,19 @@ /* Macro to initialize stack, perform seeding if required and finally call the * function provided - * @stack : Stack address - * @size : Stack size - * @seed : Stack seeding required (1=yes/otherwise=no) - * @func : Function to call after initializing stack + * @stack_top : First address above the stack + * @stack_bottom : Lowest address on the stack + * @seed : Stack seeding required (1=yes/otherwise=no) + * @func : Function to call after initializing stack */ -.macro stack_init stack, size, seed, func +.macro stack_init stack_top, stack_bottom, seed, func /* Check if stack seeding is required */ mov r0, #\seed cmp r0, #1 bne call_func /* Stack seeding */ - ldr r0, \stack - ldr r1, \size - sub r0, r0, r1 - ldr r1, \stack + ldr r0, =\stack_bottom + ldr r1, =\stack_top ldr r2, =0xdeadbeef init_stack_loop: str r2, [r0] @@ -42,6 +40,6 @@ init_stack_loop: bne init_stack_loop call_func: - ldr sp, \stack /* Set up stack pointer */ + ldr sp, =\stack_top /* Set up stack pointer */ bl \func .endm |