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Diffstat (limited to 'cpu/at91rm9200/cpu.c')
-rw-r--r--cpu/at91rm9200/cpu.c18
1 files changed, 8 insertions, 10 deletions
diff --git a/cpu/at91rm9200/cpu.c b/cpu/at91rm9200/cpu.c
index 262ca34..b0cfcef 100644
--- a/cpu/at91rm9200/cpu.c
+++ b/cpu/at91rm9200/cpu.c
@@ -81,18 +81,16 @@ static void cp_delay(void)
int cpu_init(void)
{
- /*
- * setup up stack if necessary
- */
+ /*
+ * setup up stacks if necessary
+ */
#ifdef CONFIG_USE_IRQ
- IRQ_STACK_START = _armboot_end +
- CONFIG_STACKSIZE + CONFIG_STACKSIZE_IRQ - 4;
- FIQ_STACK_START = IRQ_STACK_START + CONFIG_STACKSIZE_FIQ;
- _armboot_real_end = FIQ_STACK_START + 4;
-#else
- _armboot_real_end = _armboot_end + CONFIG_STACKSIZE;
+ DECLARE_GLOBAL_DATA_PTR;
+
+ IRQ_STACK_START = _armboot_start - CFG_MALLOC_LEN - CFG_GBL_DATA_LEN - 4;
+ FIQ_STACK_START = IRQ_STACK_START - CONFIG_STACKSIZE_IRQ;
#endif
- return 0;
+ return 0;
}
int cleanup_before_linux(void)