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Restore the file directory structure

This commit is contained in:
Kiritoy 2021-11-26 22:37:38 +08:00
parent 4aacf28974
commit a080d98470
11 changed files with 474 additions and 15 deletions
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10
Ubiquitous/XiUOS/arch/arm/Makefile
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@ -1,10 +1,7 @@
#公共部分
SRC_DIR := shared
# The following three platforms support compatiable instructions.
ifeq ($(CONFIG_BOARD_CORTEX_M3_EVB),y)
SRC_DIR += armv7m
SRC_DIR := shared
SRC_DIR += cortex-m3
endif
@ -13,19 +10,18 @@ SRC_DIR +=cortex-m3
endif
ifeq ($(CONFIG_BOARD_STM32F407_EVB),y)
SRC_DIR += armv7m
SRC_DIR := shared
SRC_DIR += cortex-m4
endif
ifeq ($(CONFIG_BOARD_CORTEX_M7_EVB),y)
SRC_DIR += armv7m
SRC_DIR := shared
SRC_DIR += cortex-m7
endif
# cortex-m0 is ARMv6-m
ifeq ($(CONFIG_BOARD_CORTEX_M0_EVB),y)
SRC_DIR += armv6m
SRC_DIR += cortex-m0
endif

3
Ubiquitous/XiUOS/arch/arm/armv6m/Makefile
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@ -1,3 +0,0 @@
SRC_FILES := pendsv.S arm32_switch.c
include $(KERNEL_ROOT)/compiler.mk

3
Ubiquitous/XiUOS/arch/arm/armv7m/Makefile
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@ -1,3 +0,0 @@
SRC_FILES := pendsv.S arm32_switch.c
include $(KERNEL_ROOT)/compiler.mk

2
Ubiquitous/XiUOS/arch/arm/cortex-m0/Makefile
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@ -1,3 +1,3 @@
SRC_FILES := boot.c interrupt.c interrupt_vector.S
SRC_FILES := boot.c interrupt.c interrupt_vector.S pendsv.S prepare_ahwstack.c arm32_switch.c
include $(KERNEL_ROOT)/compiler.mk

0
Ubiquitous/XiUOS/arch/arm/armv6m/arm32_switch.c → Ubiquitous/XiUOS/arch/arm/cortex-m0/arm32_switch.c
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0
Ubiquitous/XiUOS/arch/arm/armv6m/pendsv.S → Ubiquitous/XiUOS/arch/arm/cortex-m0/pendsv.S
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411
Ubiquitous/XiUOS/arch/arm/cortex-m0/prepare_ahwstack.c Normal file
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@ -0,0 +1,411 @@
/*
* Copyright (c) 2020 AIIT XUOS Lab
* XiUOS is licensed under Mulan PSL v2.
* You can use this software according to the terms and conditions of the Mulan PSL v2.
* You may obtain a copy of Mulan PSL v2 at:
* http://license.coscl.org.cn/MulanPSL2
* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
* See the Mulan PSL v2 for more details.
*/
#include <xs_base.h>
#include <xs_ktask.h>
#include <xs_assign.h>
#include "svc_handle.h"
#include <board.h>
#include <shell.h>
#if (defined ( __GNUC__ ) && defined ( __VFP_FP__ ) && !defined(__SOFTFP__))
#define USE_FPU 1
#else
#define USE_FPU 0
#endif
uint32 InterruptFromKtask;
uint32 InterruptToKtask;
uint32 KtaskSwitchInterruptFlag;
uint32 InterruptToKtaskDescriptor;
#define RunningKTask Assign.os_running_task
static x_err_t (*ExceptionHook)(void *context) = NONE;
struct ExceptionStackRegister
{
uint32 r0;
uint32 r1;
uint32 r2;
uint32 r3;
uint32 r12;
uint32 lr;
uint32 pc;
uint32 psr;
};
struct StackRegisterContent
{
#if defined ( __VFP_FP__ ) && !defined(__SOFTFP__)
uint32 flag;
#endif
uint32 primask;
uint32 r4;
uint32 r5;
uint32 r6;
uint32 r7;
uint32 r8;
uint32 r9;
uint32 r10;
uint32 r11;
// uint32 exc_ret;
struct ExceptionStackRegister ExErrorStackContex;
};
struct ExceptionStackFrameFpu
{
uint32 r0;
uint32 r1;
uint32 r2;
uint32 r3;
uint32 r12;
uint32 lr;
uint32 pc;
uint32 psr;
#if USE_FPU
uint32 S0;
uint32 S1;
uint32 S2;
uint32 S3;
uint32 S4;
uint32 S5;
uint32 S6;
uint32 S7;
uint32 S8;
uint32 S9;
uint32 S10;
uint32 S11;
uint32 S12;
uint32 S13;
uint32 S14;
uint32 S15;
uint32 FPSCR;
uint32 NO_NAME;
#endif
};
struct StackFrameFpu
{
uint32 flag;
uint32 r4;
uint32 r5;
uint32 r6;
uint32 r7;
uint32 r8;
uint32 r9;
uint32 r10;
uint32 r11;
#if USE_FPU
uint32 s16;
uint32 s17;
uint32 s18;
uint32 s19;
uint32 s20;
uint32 s21;
uint32 s22;
uint32 s23;
uint32 s24;
uint32 s25;
uint32 s26;
uint32 s27;
uint32 s28;
uint32 s29;
uint32 s30;
uint32 s31;
#endif
struct ExceptionStackFrameFpu ExErrorStackContex;
};
uint8 KTaskStackSetup(struct TaskDescriptor *task)
{
struct StackRegisterContent* StackContex;
int i = 0;
task->stack_point = (uint8 *)ALIGN_MEN_DOWN((x_ubase)(task->task_base_info.stack_start + task->task_base_info.stack_depth), 8);
task->stack_point -= sizeof(struct StackRegisterContent);
StackContex = (struct StackRegisterContent*)task->stack_point;
for (i = 0; i < sizeof(struct StackRegisterContent) / sizeof(uint32); i++)
((uint32 *)StackContex)[i] = 0xfadeface;
StackContex->ExErrorStackContex.r0 = (unsigned long)task->task_base_info.func_param;
StackContex->ExErrorStackContex.pc = (unsigned long)task->task_base_info.func_entry ;
StackContex->ExErrorStackContex.psr = 0x01000000L;
StackContex->primask = 0x00000000L;
#ifdef SEPARATE_COMPILE
if(task->task_dync_sched_member.isolation_flag == 1 ) {
StackContex->ExErrorStackContex.lr = (unsigned long)USERSPACE->us_taskquit;
} else {
StackContex->ExErrorStackContex.lr = (unsigned long)KTaskQuit;
}
#else
StackContex->ExErrorStackContex.lr = (unsigned long)KTaskQuit;
#endif
#if USE_FPU
StackContex->flag = 0;
#endif
return EOK;
}
void HwExceptionInstall(x_err_t (*exception_handle)(void *context))
{
ExceptionHook = exception_handle;
}
#define SCB_CFSR (*(volatile const unsigned *)0xE000ED28)
#define SCB_HFSR (*(volatile const unsigned *)0xE000ED2C)
#define SCB_MMAR (*(volatile const unsigned *)0xE000ED34)
#define SCB_BFAR (*(volatile const unsigned *)0xE000ED38)
#define SCB_AIRCR (*(volatile unsigned long *)0xE000ED0C)
#define SCB_RESET_VALUE 0x05FA0004
#define SCB_CFSR_MFSR (*(volatile const unsigned char*)0xE000ED28)
#define SCB_CFSR_BFSR (*(volatile const unsigned char*)0xE000ED29)
#define SCB_CFSR_UFSR (*(volatile const unsigned short*)0xE000ED2A)
#ifdef TOOL_SHELL
static void UsageFaultTrack(void)
{
KPrintf("usage fault:\n");
KPrintf("SCB_CFSR_UFSR:0x%02X ", SCB_CFSR_UFSR);
if(SCB_CFSR_UFSR & (1<<0))
KPrintf("UNDEFINSTR ");
if(SCB_CFSR_UFSR & (1<<1))
KPrintf("INVSTATE ");
if(SCB_CFSR_UFSR & (1<<2))
KPrintf("INVPC ");
if(SCB_CFSR_UFSR & (1<<3))
KPrintf("NOCP ");
if(SCB_CFSR_UFSR & (1<<8))
KPrintf("UNALIGNED ");
if(SCB_CFSR_UFSR & (1<<9))
KPrintf("DIVBYZERO ");
KPrintf("\n");
}
static void BusFaultTrack(void)
{
KPrintf("bus fault:\n");
KPrintf("SCB_CFSR_BFSR:0x%02X ", SCB_CFSR_BFSR);
if(SCB_CFSR_BFSR & (1<<0))
KPrintf("IBUSERR ");
if(SCB_CFSR_BFSR & (1<<1))
KPrintf("PRECISERR ");
if(SCB_CFSR_BFSR & (1<<2))
KPrintf("IMPRECISERR ");
if(SCB_CFSR_BFSR & (1<<3))
KPrintf("UNSTKERR ");
if(SCB_CFSR_BFSR & (1<<4))
KPrintf("STKERR ");
if(SCB_CFSR_BFSR & (1<<7))
KPrintf("SCB->BFAR:%08X\n", SCB_BFAR);
else
KPrintf("\n");
}
static void MemManageFaultTrack(void)
{
KPrintf("mem manage fault:\n");
KPrintf("SCB_CFSR_MFSR:0x%02X ", SCB_CFSR_MFSR);
if(SCB_CFSR_MFSR & (1<<0))
KPrintf("IACCVIOL ");
if(SCB_CFSR_MFSR & (1<<1))
KPrintf("DACCVIOL ");
if(SCB_CFSR_MFSR & (1<<3))
KPrintf("MUNSTKERR ");
if(SCB_CFSR_MFSR & (1<<4))
KPrintf("MSTKERR ");
if(SCB_CFSR_MFSR & (1<<7))
KPrintf("SCB->MMAR:%08X\n", SCB_MMAR);
else
KPrintf("\n");
}
static void HardFaultTrack(void)
{
if(SCB_HFSR & (1UL<<1))
KPrintf("failed vector fetch\n");
if(SCB_HFSR & (1UL<<30)) {
if(SCB_CFSR_BFSR)
BusFaultTrack();
if(SCB_CFSR_MFSR)
MemManageFaultTrack();
if(SCB_CFSR_UFSR)
UsageFaultTrack();
}
if(SCB_HFSR & (1UL<<31))
KPrintf("debug event\n");
}
#endif
struct ExceptionInfo
{
uint32 ExcReturn;
struct StackRegisterContent stackframe;
};
void HwHardFaultException(struct ExceptionInfo *ExceptionInfo)
{
extern long ShowTask(void);
struct ExErrorStackContex* ExceptionStack = (struct ExErrorStackContex*)&ExceptionInfo->stackframe.ExErrorStackContex;
struct StackRegisterContent* context = (struct StackRegisterContent*)&ExceptionInfo->stackframe;
if (ExceptionHook != NONE) {
x_err_t result = ExceptionHook(ExceptionStack);
if (result == EOK) return;
}
KPrintf("psr: 0x%08x\n", context->ExErrorStackContex.psr);
KPrintf("r00: 0x%08x\n", context->ExErrorStackContex.r0);
KPrintf("r01: 0x%08x\n", context->ExErrorStackContex.r1);
KPrintf("r02: 0x%08x\n", context->ExErrorStackContex.r2);
KPrintf("r03: 0x%08x\n", context->ExErrorStackContex.r3);
KPrintf("r04: 0x%08x\n", context->r4);
KPrintf("r05: 0x%08x\n", context->r5);
KPrintf("r06: 0x%08x\n", context->r6);
KPrintf("r07: 0x%08x\n", context->r7);
KPrintf("r08: 0x%08x\n", context->r8);
KPrintf("r09: 0x%08x\n", context->r9);
KPrintf("r10: 0x%08x\n", context->r10);
KPrintf("r11: 0x%08x\n", context->r11);
//KPrintf("exc_ret: 0x%08x\n", context->exc_ret);
KPrintf("r12: 0x%08x\n", context->ExErrorStackContex.r12);
KPrintf(" lr: 0x%08x\n", context->ExErrorStackContex.lr);
KPrintf(" pc: 0x%08x\n", context->ExErrorStackContex.pc);
if (ExceptionInfo->ExcReturn & (1 << 2)) {
KPrintf("hard fault on task: %s\r\n\r\n", GetKTaskDescriptor()->task_base_info.name);
#ifdef TOOL_SHELL
ShowTask();
#endif
} else {
KPrintf("hard fault on handler\r\n\r\n");
}
if ( (ExceptionInfo->ExcReturn & 0x10) == 0)
KPrintf("FPU active!\r\n");
#ifdef TOOL_SHELL
HardFaultTrack();
#endif
while (1);
}
void UpdateRunningTask(void)
{
RunningKTask = (struct TaskDescriptor *)InterruptToKtaskDescriptor;
}
void MemFaultExceptionPrint(struct ExceptionInfo *ExceptionInfo)
{
extern long ShowTask(void);
struct ExErrorStackContex* ExceptionStack = (struct ExErrorStackContex*)&ExceptionInfo->stackframe.ExErrorStackContex;
struct StackRegisterContent* context = (struct StackRegisterContent*)&ExceptionInfo->stackframe;
if (ExceptionHook != NONE) {
x_err_t result = ExceptionHook(ExceptionStack);
if (result == EOK) return;
}
KPrintf("psr: 0x%08x\n", context->ExErrorStackContex.psr);
KPrintf("r00: 0x%08x\n", context->ExErrorStackContex.r0);
KPrintf("r01: 0x%08x\n", context->ExErrorStackContex.r1);
KPrintf("r02: 0x%08x\n", context->ExErrorStackContex.r2);
KPrintf("r03: 0x%08x\n", context->ExErrorStackContex.r3);
KPrintf("r04: 0x%08x\n", context->r4);
KPrintf("r05: 0x%08x\n", context->r5);
KPrintf("r06: 0x%08x\n", context->r6);
KPrintf("r07: 0x%08x\n", context->r7);
KPrintf("r08: 0x%08x\n", context->r8);
KPrintf("r09: 0x%08x\n", context->r9);
KPrintf("r10: 0x%08x\n", context->r10);
KPrintf("r11: 0x%08x\n", context->r11);
KPrintf("exc_ret: 0x%08x\n", ExceptionInfo->ExcReturn);
KPrintf("r12: 0x%08x\n", context->ExErrorStackContex.r12);
KPrintf(" lr: 0x%08x\n", context->ExErrorStackContex.lr);
KPrintf(" pc: 0x%08x\n", context->ExErrorStackContex.pc);
if (ExceptionInfo->ExcReturn & (1 << 2)) {
KPrintf("hard fault on task: %s\r\n\r\n", GetKTaskDescriptor()->task_base_info.name);
#ifdef TOOL_SHELL
ShowTask();
#endif
} else {
KPrintf("hard fault on handler\r\n\r\n");
}
if ((ExceptionInfo->ExcReturn & 0x10) == 0)
KPrintf("FPU active!\r\n");
#ifdef TOOL_SHELL
HardFaultTrack();
#endif
while (1);
}
void MemFaultHandle(uintptr_t *sp)
{
#ifdef TASK_ISOLATION
struct TaskDescriptor *task;
task = GetKTaskDescriptor();
if( task->task_dync_sched_member.isolation_flag == 1){
KPrintf("\nSegmentation fault, task: %s\n", task->task_base_info.name);
KTaskQuit();
}
else
#endif
{
MemFaultExceptionPrint((struct ExceptionInfo *)sp);
}
}
__attribute__((weak)) void HwCpuReset(void)
{
SCB_AIRCR = SCB_RESET_VALUE;
}
SHELL_EXPORT_CMD(SHELL_CMD_PERMISSION(0)|SHELL_CMD_TYPE(SHELL_TYPE_CMD_FUNC)|SHELL_CMD_PARAM_NUM(0), Reboot, HwCpuReset, reset machine );

58
Ubiquitous/XiUOS/arch/arm/cortex-m0/svc_handle.h Normal file
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@ -0,0 +1,58 @@
/*
* Copyright (c) 2020 AIIT XUOS Lab
* XiUOS is licensed under Mulan PSL v2.
* You can use this software according to the terms and conditions of the Mulan PSL v2.
* You may obtain a copy of Mulan PSL v2 at:
* http://license.coscl.org.cn/MulanPSL2
* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
* See the Mulan PSL v2 for more details.
*/
#ifndef __INC_SVC_HANDLE_H__
#define __INC_SVC_HANDLE_H__
#if defined ( __VFP_FP__ ) && !defined(__SOFTFP__)
#define INT_FPU_REGS (1)
#else
#define INT_FPU_REGS (0)
#endif
#define HW_INT_REGS (8)
#define SW_INT_REGS (9 + INT_FPU_REGS)
#define REG_INT_R0 (SW_INT_REGS + 0) /* R0 */
#define REG_INT_R1 (SW_INT_REGS + 1) /* R1 */
#define REG_INT_R2 (SW_INT_REGS + 2) /* R2 */
#define REG_INT_R3 (SW_INT_REGS + 3) /* R3 */
#define REG_INT_R12 (SW_INT_REGS + 4) /* R12 */
#define REG_INT_R14 (SW_INT_REGS + 5) /* R14 = LR */
#define REG_INT_PC (SW_INT_REGS + 6) /* R15 = PC */
#define REG_INT_XPSR (SW_INT_REGS + 7) /* xPSR */
#if defined ( __VFP_FP__ ) && !defined(__SOFTFP__)
#define REG_INT_FPU_FLAG (0) /* fpu flag */
#define REG_INT_PRIMASK (1) /* PRIMASK */
#define REG_INT_R4 (2) /* R4 */
#define REG_INT_R5 (3) /* R5 */
#define REG_INT_R6 (4) /* R6 */
#define REG_INT_R7 (5) /* R7 */
#define REG_INT_R8 (6) /* R8 */
#define REG_INT_R9 (7) /* R9 */
#define REG_INT_R10 (8) /* R10 */
#define REG_INT_R11 (9) /* R11 */
#else
#define REG_INT_PRIMASK (0) /* PRIMASK */
#define REG_INT_R4 (1) /* R4 */
#define REG_INT_R5 (2) /* R5 */
#define REG_INT_R6 (3) /* R6 */
#define REG_INT_R7 (4) /* R7 */
#define REG_INT_R8 (5) /* R8 */
#define REG_INT_R9 (6) /* R9 */
#define REG_INT_R10 (7) /* R10 */
#define REG_INT_R11 (8) /* R11 */
#endif
#endif

2
Ubiquitous/XiUOS/arch/arm/shared/Makefile
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@ -1,4 +1,4 @@
SRC_FILES := prepare_ahwstack.c
SRC_FILES := pendsv.S prepare_ahwstack.c arm32_switch.c
include $(KERNEL_ROOT)/compiler.mk

0
Ubiquitous/XiUOS/arch/arm/armv7m/arm32_switch.c → Ubiquitous/XiUOS/arch/arm/shared/arm32_switch.c
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0
Ubiquitous/XiUOS/arch/arm/armv7m/pendsv.S → Ubiquitous/XiUOS/arch/arm/shared/pendsv.S
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