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增加了task操作接口

This commit is contained in:
xiaoyi1212 2024-04-15 00:24:36 +08:00
parent b684034c10
commit 66e698432e
7 changed files with 118 additions and 41 deletions
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6
driver/acpi.c
View File

@ -19,6 +19,9 @@ uint16_t SCI_EN;
acpi_rsdt_t *rsdt; // root system descript table
acpi_facp_t *facp; // fixed ACPI table
int acpi_enable_flag;
uint8_t *rsdp_address;
int acpi_enable() {
int i;
@ -167,6 +170,7 @@ uint8_t *AcpiCheckRSDPtr(void *ptr) {
// check signature
if (!memcmp(sign, bptr, 8)) {
printf("[acpi] rsdp found at %0x\n", bptr);
rsdp_address = bptr;
for (i = 0; i < sizeof(acpi_rsdptr_t); i++) {
check += *bptr;
bptr++;
@ -272,7 +276,7 @@ static int AcpiSysInit() {
void acpi_install() {
AcpiSysInit();
acpi_enable();
acpi_enable_flag = !acpi_enable();
// power init
// AcpiPowerInit();
}

1
include/common.h
View File

@ -34,5 +34,6 @@ long int strtol(const char *str,char **endptr,int base);
void reset_kernel();
void shutdown_kernel();
uint32_t memory_all();
#endif //CRASHPOWEROS_COMMON_H

1
include/shell.h
View File

@ -19,5 +19,6 @@ void cmd_read(int argc, char **argv);
void cmd_cat(int argc, char **argv);
void cmd_ls();
void cmd_shutdown();
void cmd_debug();
#endif //CRASHPOWEROS_SHELL_H

10
include/task.h
View File

@ -32,6 +32,10 @@ struct task_struct {
struct task_struct *next; // 链表指针
};
void print_proc_t(int *i,struct task_struct *base,struct task_struct *cur,int is_print);
struct task_struct* get_current();
int32_t kernel_thread(int (*fn)(void *), void *arg, char *name);
void kthread_exit();
@ -48,4 +52,10 @@ void task_kill(int pid);
void kill_all_task();
struct task_struct* found_task_pid(int pid);
void wait_task(struct task_struct *task);
void start_task(struct task_struct *task);
#endif //CRASHPOWEROS_TASK_H

6
kernel/kernel.c
View File

@ -15,6 +15,7 @@
extern uint32_t end;
extern int status;
uint32_t placement_address = (uint32_t) & end;
multiboot_t *multiboot_all;
void reset_kernel(){
printf("Restart %s for x86...\n",OS_NAME);
@ -30,7 +31,12 @@ void shutdown_kernel(){
power_off();
}
uint32_t memory_all(){
return (multiboot_all->mem_upper + multiboot_all->mem_lower);
}
void kernel_main(multiboot_t *multiboot) {
multiboot_all = multiboot;
io_cli();
vga_install();
if ((multiboot->mem_upper + multiboot->mem_lower) / 1024 + 1 < 16) {

107
kernel/task.c
View File

@ -13,64 +13,72 @@ extern void switch_to(struct context *prev, struct context *next);
int now_pid = 0;
void print_proc_t(int *i,struct task_struct *base,struct task_struct *cur){
struct task_struct* get_current(){
return current;
}
void print_proc_t(int *i,struct task_struct *base,struct task_struct *cur,int is_print){
if(cur->pid == base->pid){
switch (cur->state) {
case TASK_RUNNABLE:
printf("%s %d %s\n",cur->name,cur->pid,"Running");
break;
case TASK_SLEEPING:
printf("%s %d %s\n",cur->name,cur->pid,"Sleeping");
break;
case TASK_UNINIT:
printf("%s %d %s\n",cur->name,cur->pid,"Init");
break;
case TASK_ZOMBIE:
printf("%s %d %s\n",cur->name,cur->pid,"Zombie");
break;
case TASK_DEATH:
printf("%s %d %s\n",cur->name,cur->pid,"Death");
break;
if(is_print){
switch (cur->state) {
case TASK_RUNNABLE:
printf("%s %d %s\n",cur->name,cur->pid,"Running");
break;
case TASK_SLEEPING:
printf("%s %d %s\n",cur->name,cur->pid,"Sleeping");
break;
case TASK_UNINIT:
printf("%s %d %s\n",cur->name,cur->pid,"Init");
break;
case TASK_ZOMBIE:
printf("%s %d %s\n",cur->name,cur->pid,"Zombie");
break;
case TASK_DEATH:
printf("%s %d %s\n",cur->name,cur->pid,"Death");
break;
}
}
(*i)++;
} else{
switch (cur->state) {
case TASK_RUNNABLE:
printf("%s %d %s\n",cur->name,cur->pid,"Running");
break;
case TASK_SLEEPING:
printf("%s %d %s\n",cur->name,cur->pid,"Sleeping");
break;
case TASK_UNINIT:
printf("%s %d %s\n",cur->name,cur->pid,"Init");
break;
case TASK_ZOMBIE:
printf("%s %d %s\n",cur->name,cur->pid,"Zombie");
break;
case TASK_DEATH:
printf("%s %d %s\n",cur->name,cur->pid,"Death");
break;
if(is_print){
switch (cur->state) {
case TASK_RUNNABLE:
printf("%s %d %s\n",cur->name,cur->pid,"Running");
break;
case TASK_SLEEPING:
printf("%s %d %s\n",cur->name,cur->pid,"Sleeping");
break;
case TASK_UNINIT:
printf("%s %d %s\n",cur->name,cur->pid,"Init");
break;
case TASK_ZOMBIE:
printf("%s %d %s\n",cur->name,cur->pid,"Zombie");
break;
case TASK_DEATH:
printf("%s %d %s\n",cur->name,cur->pid,"Death");
break;
}
}
(*i)++;
print_proc_t(i,base,cur->next);
print_proc_t(i,base,cur->next,is_print);
}
}
void print_proc(){
printf("====--------[Processes]---------===\n");
int index = 0;
print_proc_t(&index,current,current->next);
print_proc_t(&index,current,current->next,1);
printf("Name Pid Status [All Proc: %d]\n\n",index);
}
static void found_task(int pid,struct task_struct *head,struct task_struct *base,struct task_struct *argv,int first){
static void found_task(int pid,struct task_struct *head,struct task_struct *base,struct task_struct **argv,int first){
struct task_struct *t = base;
if(t == NULL){
argv = NULL;
return;
}
if(t->pid == pid){
*argv = *t;
*argv = t;
return;
} else{
if(!first)
@ -82,9 +90,26 @@ static void found_task(int pid,struct task_struct *head,struct task_struct *base
}
}
struct task_struct* found_task_pid(int pid){
struct task_struct *argv = NULL;
found_task(pid,running_proc_head,running_proc_head,&argv,1);
if(argv == NULL){
printf("Cannot found task Pid:[%d].\n",pid);
return;
}
return argv;
}
void wait_task(struct task_struct *task){
task->state = TASK_SLEEPING;
}
void start_task(struct task_struct *task){
task->state = TASK_RUNNABLE;
}
void task_kill(int pid){
struct task_struct *argv;
found_task(pid,running_proc_head,running_proc_head,argv,1);
struct task_struct *argv = found_task_pid(pid);
if(argv == NULL){
printf("Cannot found task Pid:[%d].\n",pid);
return;
@ -129,6 +154,10 @@ void task_kill(int pid){
void schedule() {
if (current) {
if(current->next->state == TASK_SLEEPING){
change_task_to(current->next->next);
return;
}
change_task_to(current->next);
}
}

28
sysapp/shell.c
View File

@ -90,7 +90,7 @@ void cmd_proc(int argc, char **argv){
void cmd_date(){
printf("System Time: %s\n",get_date_time());
printf("Memory Usage: %dKB | All Size: %dMB\n",memory_usage()/1024,(KHEAP_START+KHEAP_INITIAL_SIZE)/1024/1024);
printf("Memory Usage: [%dKB] | All Size: [%dMB]\n",memory_usage()/1024,(KHEAP_START+KHEAP_INITIAL_SIZE)/1024/1024);
print_cpu_id();
vga_writestring("\n");
}
@ -188,6 +188,29 @@ void cmd_shutdown(){
shutdown_kernel();
}
void cmd_debug(){
vga_clear();
printf("%s for x86 [Version %s] \n",OS_NAME, OS_VERSION);
printf("\032Copyright 2024 XIAOYI12 (Build by GCC i686-elf-tools)\036\n");
extern int acpi_enable_flag;
extern uint8_t *rsdp_address;
printf("ACPI: Enable: %s | RSDP Address: 0x%08x\n",acpi_enable_flag?"\035ENABLE\036":"\033DISABLE\036",rsdp_address);
int index = 0;
print_proc_t(&index,get_current(),get_current()->next,0);
printf("Process Runnable: %d\n",index);
cmd_date();
printf(" > > > > ====[Registers Info]==== < < < <\n");
register uint32_t eax asm("eax"),
ecx asm("ecx"),
esp asm("esp"),
ebp asm("ebp"),
ebx asm("ebx"),
esi asm("esi"),
edi asm("edi");
printf("EAX: 0x%08x | EBX 0x%08x | ECX 0x%08x | ESP 0x%08x \n",eax,ebx,ecx,esp);
printf("ESI: 0x%08x | EDI 0x%08x | EBP 0x%08x | EFLAGS 0x%08x\n",esi,edi,ebp,get_current()->context.eflags);
}
void setup_shell(){
vga_clear();
printf("%s for x86 [Version %s] \n",OS_NAME, OS_VERSION);
@ -231,6 +254,8 @@ void setup_shell(){
cmd_reset();
else if (!strcmp("shutdown", argv[0])||!strcmp("exit", argv[0]))
cmd_shutdown();
else if (!strcmp("debug", argv[0]))
cmd_debug();
else if (!strcmp("help", argv[0]) || !strcmp("?", argv[0]) || !strcmp("h", argv[0])) {
vga_writestring("-=[\037CrashPowerShell Helper\036]=-\n");
vga_writestring("help ? h \032Print shell help info.\036\n");
@ -245,6 +270,7 @@ void setup_shell(){
vga_writestring("proc [kill<pid>|list] \032Lists all running processes.\036\n");
vga_writestring("reset \032Reset OS.\036\n");
vga_writestring("shutdown exit \032Shutdown OS.\036\n");
vga_writestring("debug \032Print os debug info.\036\n");
} else printf("\033[Shell]: Unknown command '%s'.\036\n", argv[0]);
}
}