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authorwdenk <wdenk>2003-12-06 19:49:23 +0000
committerwdenk <wdenk>2003-12-06 19:49:23 +0000
commita8c7c708a9e0051c6358718c53572a4681eaa22b (patch)
treeb560561c91725eb2f86289da61ee676787419e37 /cpu/arm720t/cpu.c
parentfa1399ed127c8be507bf182dc7d8d61a54938d79 (diff)
* Patch by Gleb Natapov, 19 Sep 2003:
Move most of the timer interrupt related PPC code to ppc_lib/interrupts.c * Patch by Anders Larsen, 17 Sep 2003: Bring ARM memory layout in sync with the documentation: stack and malloc-heap are now located _below_ the U-Boot code
Diffstat (limited to 'cpu/arm720t/cpu.c')
-rw-r--r--cpu/arm720t/cpu.c15
1 files changed, 6 insertions, 9 deletions
diff --git a/cpu/arm720t/cpu.c b/cpu/arm720t/cpu.c
index 7521fbaf5fc..b6fcef9b435 100644
--- a/cpu/arm720t/cpu.c
+++ b/cpu/arm720t/cpu.c
@@ -82,18 +82,15 @@ 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)