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authorHaavard Skinnemoen <hskinnemoen@atmel.com>2006-11-20 15:53:10 +0100
committerHaavard Skinnemoen <hskinnemoen@atmel.com>2007-04-14 15:20:27 +0200
commit1f4f2121c2685182eb87fa9a9b799d1917387a1c (patch)
tree0382acf54d9e4c1eb039bd97cd4dc37004a5aa96 /cpu/at32ap/exception.c
parentdf548d3c3e2bbc40258713167859ffc2ce99a900 (diff)
AVR32: Relocate u-boot to SDRAM
Relocate the u-boot image into SDRAM like everyone else does. This means that we can handle much larger .data and .bss than we used to. Signed-off-by: Haavard Skinnemoen <hskinnemoen@atmel.com>
Diffstat (limited to 'cpu/at32ap/exception.c')
-rw-r--r--cpu/at32ap/exception.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/cpu/at32ap/exception.c b/cpu/at32ap/exception.c
index 4123c44616..0672685cd0 100644
--- a/cpu/at32ap/exception.c
+++ b/cpu/at32ap/exception.c
@@ -24,6 +24,8 @@
#include <asm/sysreg.h>
#include <asm/ptrace.h>
+DECLARE_GLOBAL_DATA_PTR;
+
static const char * const cpu_modes[8] = {
"Application", "Supervisor", "Interrupt level 0", "Interrupt level 1",
"Interrupt level 2", "Interrupt level 3", "Exception", "NMI"
@@ -109,11 +111,10 @@ void do_unknown_exception(unsigned int ecr, struct pt_regs *regs)
printf("CPU Mode: %s\n", cpu_modes[mode]);
/* Avoid exception loops */
- if (regs->sp >= CFG_INIT_SP_ADDR
- || regs->sp < (CFG_INIT_SP_ADDR - CONFIG_STACKSIZE))
+ if (regs->sp < CFG_SDRAM_BASE || regs->sp >= gd->stack_end)
printf("\nStack pointer seems bogus, won't do stack dump\n");
else
- dump_mem("\nStack: ", regs->sp, CFG_INIT_SP_ADDR);
+ dump_mem("\nStack: ", regs->sp, gd->stack_end);
panic("Unhandled exception\n");
}