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!16 用户态异常信息修复 

Merge pull request !16 from Harylee/lihao_20200928190317
This commit is contained in:
openharmony_ci 2020-10-09 09:28:39 +08:00 committed by Gitee
parent 8122da7113 14ed17ca76
commit 3c255345cc
1 changed files with 36 additions and 2 deletions
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38
arch/arm/arm/src/los_exc.c
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@ -55,6 +55,7 @@
#include "los_vm_phys.h"
#include "los_vm_fault.h"
#include "los_vm_common.h"
#include "los_load_elf.h"
#include "arm.h"
#include "los_bitmap.h"
#include "los_process_pri.h"
@ -255,6 +256,39 @@ STATIC const CHAR *g_excTypeString[] = {
"irq"
};
STATIC VADDR_T OsGetTextRegionBase(LosVmMapRegion *region, LosProcessCB *runProcess)
{
struct file *curFilep = NULL;
struct file *lastFilep = NULL;
LosVmMapRegion *curRegion = NULL;
LosVmMapRegion *lastRegion = NULL;
if ((region == NULL) || (runProcess == NULL)) {
return 0;
}
if (!LOS_IsRegionFileValid(region)) {
return region->range.base;
}
lastRegion = region;
do {
curRegion = lastRegion;
lastRegion = LOS_RegionFind(runProcess->vmSpace, curRegion->range.base - 1);
if ((lastRegion == NULL) || !LOS_IsRegionFileValid(lastRegion)) {
goto DONE;
}
curFilep = curRegion->unTypeData.rf.file;
lastFilep = lastRegion->unTypeData.rf.file;
} while (!strcmp(curFilep->f_path, lastFilep->f_path));
DONE:
if (curRegion->range.base == EXEC_MMAP_BASE) {
return 0;
}
return curRegion->range.base;
}
STATIC VOID OsExcSysInfo(UINT32 excType, const ExcContext *excBufAddr)
{
LosTaskCB *runTask = OsCurrTaskGet();
@ -289,7 +323,7 @@ STATIC VOID OsExcSysInfo(UINT32 excType, const ExcContext *excBufAddr)
region = LOS_RegionFind(runProcess->vmSpace, (VADDR_T)excBufAddr->PC);
if (region != NULL) {
PrintExcInfo("in %s ---> 0x%x", OsGetRegionNameOrFilePath(region),
(VADDR_T)excBufAddr->PC - region->range.base);
(VADDR_T)excBufAddr->PC - OsGetTextRegionBase(region, runProcess));
}
}
@ -297,7 +331,7 @@ STATIC VOID OsExcSysInfo(UINT32 excType, const ExcContext *excBufAddr)
region = LOS_RegionFind(runProcess->vmSpace, (VADDR_T)excBufAddr->ULR);
if (region != NULL) {
PrintExcInfo("in %s ---> 0x%x", OsGetRegionNameOrFilePath(region),
(VADDR_T)excBufAddr->ULR - region->range.base);
(VADDR_T)excBufAddr->ULR - OsGetTextRegionBase(region, runProcess));
}
PrintExcInfo("\nusp = 0x%x", excBufAddr->USP);
} else {