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Added #ifdef flags for enable/disabling data abort messages from c0

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This commit is contained in:
Bahadir Balban
2008-03-14 15:35:41 +00:00
parent 4f87b6672e
commit 285e39870f
1 changed files with 13 additions and 5 deletions
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18
src/arch/arm/exception.c
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@@ -16,6 +16,14 @@
#include INC_GLUE(message.h)
#include INC_SUBARCH(mm.h)
/* Abort debugging conditions */
#define DEBUG_ABORTS
#if defined (DEBUG_ABORTS)
#define dbg_abort(...) dprintk(__VA_ARGS__)
#else
#define dbg_abort(...)
#endif
/* Send data fault ipc to the faulty task's pager */
void fault_ipc_to_pager(u32 faulty_pc, u32 fsr, u32 far)
{
@@ -88,22 +96,22 @@ int check_aborts(u32 faulted_pc, u32 fsr, u32 far)
int ret = 0;
if (is_prefetch_abort(fsr)) {
// dprintk("Prefetch abort @ ", faulted_pc);
dprintk("Prefetch abort @ ", faulted_pc);
return 0;
}
switch (fsr & ARM_FSR_MASK) {
/* Aborts that are expected on page faults: */
case DABT_PERM_PAGE:
// dprintk("Page permission fault @ ", far);
dbg_abort("Page permission fault @ ", far);
ret = 0;
break;
case DABT_XLATE_PAGE:
// dprintk("Page translation fault @ ", far);
dbg_abort("Page translation fault @ ", far);
ret = 0;
break;
case DABT_XLATE_SECT:
// dprintk("Section translation fault @ ", far);
dbg_abort("Section translation fault @ ", far);
ret = 0;
break;
@@ -172,7 +180,7 @@ int check_aborts(u32 faulted_pc, u32 fsr, u32 far)
void data_abort_handler(u32 faulted_pc, u32 fsr, u32 far)
{
set_abort_type(fsr, ARM_DABT);
// dprintk("Data abort @ PC: ", faulted_pc);
dbg_abort("Data abort @ PC: ", faulted_pc);
if (check_aborts(faulted_pc, fsr, far) < 0) {
printascii("This abort can't be handled by any pager.\n");
goto error;