yystopf/openharmony_kernel_liteos_a
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

fix:Solve the coupling between the kernel and the structure under ARCH.

Browse Source 
Close #I3OAFR

Change-Id: Icea238e20adf402d0ec1fc7e47ff4e58124a5e83
This commit is contained in:
zhushengle
2021-04-26 19:54:49 +08:00
parent 806ce4eb26
commit 6d63f75e7f
16 changed files with 328 additions and 577 deletions
Download Patch File Download Diff File Expand all files Collapse all files

19
kernel/base/core/los_process.c
View File

@@ -1349,8 +1349,6 @@ LITE_OS_SEC_TEXT UINT32 OsExecRecycleAndInit(LosProcessCB *processCB, const CHAR
LITE_OS_SEC_TEXT UINT32 OsExecStart(const TSK_ENTRY_FUNC entry, UINTPTR sp, UINTPTR mapBase, UINT32 mapSize)
{
LosTaskCB *taskCB = NULL;
TaskContext *taskContext = NULL;
UINT32 intSave;
if (entry == NULL) {
@@ -1366,14 +1364,17 @@ LITE_OS_SEC_TEXT UINT32 OsExecStart(const TSK_ENTRY_FUNC entry, UINTPTR sp, UINT
}
SCHEDULER_LOCK(intSave);
taskCB = OsCurrTaskGet();
LosTaskCB *taskCB = OsCurrTaskGet();
taskCB->userMapBase = mapBase;
taskCB->userMapSize = mapSize;
taskCB->taskEntry = (TSK_ENTRY_FUNC)entry;
taskContext = (TaskContext *)OsTaskStackInit(taskCB->taskID, taskCB->stackSize, (VOID *)taskCB->topOfStack, FALSE);
OsUserTaskStackInit(taskContext, taskCB->taskEntry, sp);
TaskContext *taskContext = (TaskContext *)OsTaskStackInit(taskCB->taskID, taskCB->stackSize,
(VOID *)taskCB->topOfStack, FALSE);
OsUserTaskStackInit(taskContext, (UINTPTR)taskCB->taskEntry, sp);
taskCB->stackPointer = (VOID *)taskContext;
OsTaskContextLoad(taskCB);
SCHEDULER_UNLOCK(intSave);
return LOS_OK;
}
@@ -1555,7 +1556,7 @@ STATIC VOID OsInitCopyTaskParam(LosProcessCB *childProcessCB, const CHAR *name,
STATIC UINT32 OsCopyTask(UINT32 flags, LosProcessCB *childProcessCB, const CHAR *name, UINTPTR entry, UINT32 size)
{
LosTaskCB *childTaskCB = NULL;
LosTaskCB *runTask = OsCurrTaskGet();
TSK_INIT_PARAM_S childPara = { 0 };
UINT32 ret;
UINT32 intSave;
@@ -1571,8 +1572,8 @@ STATIC UINT32 OsCopyTask(UINT32 flags, LosProcessCB *childProcessCB, const CHAR
return LOS_ENOMEM;
}
childTaskCB = OS_TCB_FROM_TID(taskID);
childTaskCB->taskStatus = OsCurrTaskGet()->taskStatus;
LosTaskCB *childTaskCB = OS_TCB_FROM_TID(taskID);
childTaskCB->taskStatus = runTask->taskStatus;
if (childTaskCB->taskStatus & OS_TASK_STATUS_RUNNING) {
childTaskCB->taskStatus &= ~OS_TASK_STATUS_RUNNING;
} else {
@@ -1585,7 +1586,7 @@ STATIC UINT32 OsCopyTask(UINT32 flags, LosProcessCB *childProcessCB, const CHAR
if (OsProcessIsUserMode(childProcessCB)) {
SCHEDULER_LOCK(intSave);
OsUserCloneParentStack(childTaskCB, OsCurrTaskGet());
OsUserCloneParentStack(childTaskCB->stackPointer, runTask->topOfStack, runTask->stackSize);
SCHEDULER_UNLOCK(intSave);
}
return LOS_OK;

2
kernel/base/core/los_task.c
View File

@@ -571,7 +571,7 @@ STATIC UINT32 OsTaskCBInit(LosTaskCB *taskCB, const TSK_INIT_PARAM_S *initParam,
taskCB->userArea = initParam->userParam.userArea;
taskCB->userMapBase = initParam->userParam.userMapBase;
taskCB->userMapSize = initParam->userParam.userMapSize;
OsUserTaskStackInit(taskCB->stackPointer, taskCB->taskEntry, initParam->userParam.userSP);
OsUserTaskStackInit(taskCB->stackPointer, (UINTPTR)taskCB->taskEntry, initParam->userParam.userSP);
}
if (!processCB->threadNumber) {

29
kernel/base/include/los_signal.h
View File

@@ -48,9 +48,6 @@ extern "C" {
#define LOS_BIT_CLR(val, bit) ((val) = (val) & ~(1ULL << (UINT32)(bit)))
#define LOS_IS_BIT_SET(val, bit) (bool)((((val) >> (UINT32)(bit)) & 1ULL))
#define OS_SYSCALL_SET_CPSR(regs, cpsr) (*((unsigned long *)((UINTPTR)(regs) - 4)) = (cpsr))
#define OS_SYSCALL_SET_SR(regs, cpsr) (*((unsigned long *)((UINTPTR)(regs))) = (cpsr))
#define OS_SYSCALL_GET_CPSR(regs) (*((unsigned long *)((UINTPTR)(regs) - 4)))
#define SIG_STOP_VISIT 1
#define OS_KERNEL_KILL_PERMISSION 0U
@@ -135,27 +132,6 @@ struct sq_queue_s {
};
typedef struct sq_queue_s sq_queue_t;
#define TASK_IRQ_CONTEXT \
unsigned int R0; \
unsigned int R1; \
unsigned int R2; \
unsigned int R3; \
unsigned int R12; \
unsigned int USP; \
unsigned int ULR; \
unsigned int CPSR; \
unsigned int PC;
typedef struct {
TASK_IRQ_CONTEXT
} TaskIrqDataSize;
typedef struct {
TASK_IRQ_CONTEXT
unsigned int R7;
unsigned int count;
} sig_switch_context;
typedef struct {
sigset_t sigFlag;
sigset_t sigPendFlag;
@@ -164,7 +140,8 @@ typedef struct {
LOS_DL_LIST waitList;
sigset_t sigwaitmask; /* Waiting for pending signals */
siginfo_t sigunbinfo; /* Signal info when task unblocked */
sig_switch_context context;
void *sigContext;
unsigned int count;
} sig_cb;
#define SIGEV_THREAD_ID 4
@@ -180,8 +157,6 @@ int OsPthreadKill(UINT32 tid, int signo);
int OsSigEmptySet(sigset_t *);
int OsSigAddSet(sigset_t *, int);
int OsSigIsMember(const sigset_t *, int);
void OsSaveSignalContext(unsigned int *sp);
void OsRestorSignalContext(unsigned int *sp);
int OsKill(pid_t pid, int sig, int permission);
int OsDispatch(pid_t pid, siginfo_t *info, int permission);
int OsSigTimedWait(sigset_t *set, siginfo_t *info, unsigned int timeout);

6
kernel/base/include/los_vm_fault.h
View File

@@ -38,7 +38,7 @@
#define __LOS_VM_FAULT_H__
#include "los_typedef.h"
#include "los_exc.h"
#include "los_hw_pri.h"
#ifdef __cplusplus
#if __cplusplus
@@ -46,6 +46,8 @@ extern "C" {
#endif /* __cplusplus */
#endif /* __cplusplus */
typedef IrqContext PageFaultContext;
typedef struct {
VADDR_T excAddr;
VADDR_T fixAddr;
@@ -56,7 +58,7 @@ typedef struct {
#define VM_MAP_PF_FLAG_INSTRUCTION (1U << 2)
#define VM_MAP_PF_FLAG_NOT_PRESENT (1U << 3)
STATUS_T OsVmPageFaultHandler(VADDR_T vaddr, UINT32 flags, ExcContext *frame);
STATUS_T OsVmPageFaultHandler(VADDR_T vaddr, UINT32 flags, PageFaultContext *frame);
#ifdef __cplusplus
#if __cplusplus
}

139
kernel/base/ipc/los_signal.c
View File

@@ -556,131 +556,64 @@ int OsSigAction(int sig, const sigaction_t *act, sigaction_t *oact)
return LOS_OK;
}
void OsSaveSignalContext(unsigned int *sp)
VOID *OsSaveSignalContext(VOID *sp)
{
UINTPTR sigHandler;
UINT32 intSave;
LosTaskCB *task = NULL;
LosProcessCB *process = NULL;
sig_cb *sigcb = NULL;
unsigned long cpsr;
OS_RETURN_IF_VOID(sp == NULL);
cpsr = OS_SYSCALL_GET_CPSR(sp);
OS_RETURN_IF_VOID(((cpsr & CPSR_MASK_MODE) != CPSR_USER_MODE));
SCHEDULER_LOCK(intSave);
task = OsCurrTaskGet();
process = OsCurrProcessGet();
sigcb = &task->sig;
if ((sigcb->context.count == 0) && ((sigcb->sigFlag != 0) || (process->sigShare != 0))) {
LosTaskCB *task = OsCurrTaskGet();
LosProcessCB *process = OsCurrProcessGet();
sig_cb *sigcb = &task->sig;
if ((sigcb->count == 0) && ((sigcb->sigFlag != 0) || (process->sigShare != 0))) {
sigHandler = OsGetSigHandler();
if (sigHandler == 0) {
sigcb->sigFlag = 0;
process->sigShare = 0;
SCHEDULER_UNLOCK(intSave);
PRINT_ERR("The signal processing function for the current process pid =%d is NULL!\n", task->processID);
return;
return sp;
}
/* One pthread do the share signal */
sigcb->sigFlag |= process->sigShare;
unsigned int signo = (unsigned int)FindFirstSetedBit(sigcb->sigFlag) + 1;
UINT32 signo = (UINT32)FindFirstSetedBit(sigcb->sigFlag) + 1;
UINT32 sigVal = (UINT32)(UINTPTR)(sigcb->sigunbinfo.si_value.sival_ptr);
OsProcessExitCodeSignalSet(process, signo);
sigcb->context.CPSR = cpsr;
sigcb->context.PC = sp[REG_PC];
sigcb->context.USP = sp[REG_SP];
sigcb->context.ULR = sp[REG_LR];
sigcb->context.R0 = sp[REG_R0];
sigcb->context.R1 = sp[REG_R1];
sigcb->context.R2 = sp[REG_R2];
sigcb->context.R3 = sp[REG_R3];
sigcb->context.R7 = sp[REG_R7];
sigcb->context.R12 = sp[REG_R12];
sp[REG_PC] = sigHandler;
sp[REG_R0] = signo;
sp[REG_R1] = (unsigned int)(UINTPTR)(sigcb->sigunbinfo.si_value.sival_ptr);
sigcb->sigContext = sp;
VOID *newSp = OsInitSignalContext(sp, sigHandler, signo, sigVal);
/* sig No bits 00000100 present sig No 3, but 1<< 3 = 00001000, so signo needs minus 1 */
sigcb->sigFlag ^= 1ULL << (signo - 1);
sigcb->context.count++;
}
SCHEDULER_UNLOCK(intSave);
}
void OsSaveSignalContextIrq(unsigned int *sp, unsigned int r7)
{
UINTPTR sigHandler;
LosTaskCB *task = NULL;
LosProcessCB *process = NULL;
sig_cb *sigcb = NULL;
unsigned long cpsr;
UINT32 intSave;
TaskIrqContext *context = (TaskIrqContext *)(sp);
OS_RETURN_IF_VOID(sp == NULL);
cpsr = context->CPSR;
OS_RETURN_IF_VOID(((cpsr & CPSR_MASK_MODE) != CPSR_USER_MODE));
SCHEDULER_LOCK(intSave);
task = OsCurrTaskGet();
process = OsCurrProcessGet();
sigcb = &task->sig;
if ((sigcb->context.count == 0) && ((sigcb->sigFlag != 0) || (process->sigShare != 0))) {
sigHandler = OsGetSigHandler();
if (sigHandler == 0) {
sigcb->sigFlag = 0;
process->sigShare = 0;
SCHEDULER_UNLOCK(intSave);
PRINT_ERR("The current process pid =%d starts fail!\n", task->processID);
return;
}
sigcb->sigFlag |= process->sigShare;
unsigned int signo = (unsigned int)FindFirstSetedBit(sigcb->sigFlag) + 1;
OsProcessExitCodeSignalSet(process, signo);
(VOID)memcpy_s(&sigcb->context.R0, sizeof(TaskIrqDataSize), &context->R0, sizeof(TaskIrqDataSize));
sigcb->context.R7 = r7;
context->PC = sigHandler;
context->R0 = signo;
context->R1 = (UINT32)(UINTPTR)sigcb->sigunbinfo.si_value.sival_ptr;
/* sig No bits 00000100 present sig No 3, but 1<< 3 = 00001000, so signo needs minus 1 */
sigcb->sigFlag ^= 1ULL << (signo - 1);
sigcb->context.count++;
}
SCHEDULER_UNLOCK(intSave);
}
void OsRestorSignalContext(unsigned int *sp)
{
LosTaskCB *task = NULL; /* Do not adjust this statement */
LosProcessCB *process = NULL;
sig_cb *sigcb = NULL;
UINT32 intSave;
SCHEDULER_LOCK(intSave);
task = OsCurrTaskGet();
sigcb = &task->sig;
if (sigcb->context.count != 1) {
sigcb->count++;
SCHEDULER_UNLOCK(intSave);
PRINT_ERR("sig error count : %d\n", sigcb->context.count);
return;
return newSp;
}
process = OsCurrProcessGet();
sp[REG_PC] = sigcb->context.PC;
OS_SYSCALL_SET_CPSR(sp, sigcb->context.CPSR);
sp[REG_SP] = sigcb->context.USP;
sp[REG_LR] = sigcb->context.ULR;
sp[REG_R0] = sigcb->context.R0;
sp[REG_R1] = sigcb->context.R1;
sp[REG_R2] = sigcb->context.R2;
sp[REG_R3] = sigcb->context.R3;
sp[REG_R7] = sigcb->context.R7;
sp[REG_R12] = sigcb->context.R12;
sigcb->context.count--;
SCHEDULER_UNLOCK(intSave);
return sp;
}
VOID *OsRestorSignalContext(VOID *sp)
{
UINT32 intSave;
SCHEDULER_LOCK(intSave);
LosTaskCB *task = OsCurrTaskGet();
sig_cb *sigcb = &task->sig;
if (sigcb->count != 1) {
SCHEDULER_UNLOCK(intSave);
PRINT_ERR("sig error count : %d\n", sigcb->count);
return sp;
}
LosProcessCB *process = OsCurrProcessGet();
VOID *saveContext = sigcb->sigContext;
sigcb->count--;
process->sigShare = 0;
OsProcessExitCodeSignalClear(process);
SCHEDULER_UNLOCK(intSave);
return saveContext;
}

6
kernel/base/vm/los_vm_fault.c
View File

@@ -75,12 +75,12 @@ STATIC STATUS_T OsVmRegionRightCheck(LosVmMapRegion *region, UINT32 flags)
return LOS_OK;
}
STATIC VOID OsFaultTryFixup(ExcContext *frame, VADDR_T excVaddr, STATUS_T *status)
STATIC VOID OsFaultTryFixup(PageFaultContext *frame, VADDR_T excVaddr, STATUS_T *status)
{
INT32 tableNum = (__exc_table_end - __exc_table_start) / sizeof(LosExcTable);
LosExcTable *excTable = (LosExcTable *)__exc_table_start;
if ((frame->regCPSR & CPSR_MODE_MASK) != CPSR_MODE_USR) {
if ((frame->CPSR & CPSR_MODE_MASK) != CPSR_MODE_USR) {
for (int i = 0; i < tableNum; ++i, ++excTable) {
if (frame->PC == (UINTPTR)excTable->excAddr) {
frame->PC = (UINTPTR)excTable->fixAddr;
@@ -332,7 +332,7 @@ STATIC STATUS_T OsDoFileFault(LosVmMapRegion *region, LosVmPgFault *vmPgFault, U
return ret;
}
STATUS_T OsVmPageFaultHandler(VADDR_T vaddr, UINT32 flags, ExcContext *frame)
STATUS_T OsVmPageFaultHandler(VADDR_T vaddr, UINT32 flags, PageFaultContext *frame)
{
LosVmSpace *space = LOS_SpaceGet(vaddr);
LosVmMapRegion *region = NULL;