Working on scheduling

src/flanterm

@@ -1 +1 @@
-Subproject commit 55d228ff16234513b0df0dd12de8bc58160fc196
+Subproject commit cc71c677566453be4d1e821ede227a101868638c

src/hal/idt.c

@@ -239,7 +239,10 @@ void interrupt_handler(interrupt_frame *r){
 
     if(r->int_no == 69 && get_cpu_struct_initialized()
      && get_cpu_struct()->scheduler_initialized){
-        enter_scheduler();
+        if(get_cpu_struct()->current_process->state == RUNNING){
+            enter_scheduler();
+        }
+        
     }
 
     if(r->int_no == 70){

src/main.c

@@ -75,7 +75,7 @@ void _start(void){
             NULL, NULL,
             NULL, 0, 0, 1,
             0, 0,
-            0
+            0, 0
     );
 
     kprintf("Welcome to Neobbo{n}");

src/scheduler/sched.asm

@@ -3,19 +3,11 @@ global switch_context
 global get_context
 global restore_stack
 
-;  switch_context(struct context **old, *struct context new)
+;  switch_context(struct context **old, struct context *new)
 ;                       ^RDI                ^RSI 
 switch_context:
-    push rdi
-    push rsi
-    push rdx
-    push rcx
     push rbx
     push rbp
-    push r8
-    push r9
-    push r10
-    push r11
     push r12
     push r13
     push r14
@@ -28,15 +20,7 @@ switch_context:
     pop r14
     pop r13
     pop r12
-    pop r11
-    pop r10
-    pop r9
-    pop r8
     pop rbp
     pop rbx
-    pop rcx
-    pop rdx
-    pop rsi
-    pop rdi
     ret
 

src/scheduler/sched.c

@@ -16,20 +16,15 @@ int next_pid = 1;
 
 void idle_task(){
     for(;;){
-        kprintf("Idle!!1\n");
     }
 }
 
 void test_task(){
-    for(;;){
-        kprintf("Hello world from scheduled task!\n");
-    }
+    kprintf("Hello world from scheduled task!\n");
 }
 
 void best_task(){
-    for(;;){
-        kprintf("Hello world I am best\n");
-    }
+    kprintf("Hello world I am best\n");
 }
 
 /* Setup a process structure */
@@ -115,19 +110,18 @@ void scheduler_init(){
     for(;;){
         for(; i < PROC_MAX; i++){
             if(proc_list[i].state == READY){
+                asm("sti");
                 proc *prev = state->current_process;
                 prev->state = READY;
                 state->current_process = &proc_list[i];
                 state->current_process->state = RUNNING;
                 switch_context(&(get_cpu_struct()->scheduler_context), get_cpu_struct()->current_process->context);
-
             }
         }
-        i = 1;
+        i = 0;
     }
 }
 
 void enter_scheduler(){
-    switch_context(&get_cpu_struct()->current_process->context, (get_cpu_struct()->scheduler_context));
-    
+    switch_context(&get_cpu_struct()->current_process->context, get_cpu_struct()->scheduler_context);
 }

src/scheduler/sched.h

@@ -10,7 +10,7 @@ typedef enum proc_state {
 }proc_state;
 
 typedef struct context {
-    uint64_t r15, r14, r13, r12, r11, r10, r9, r8, rbp, rbx, rcx, rdx, rsi, rdi, rip;
+    uint64_t r15, r14, r13, r12, rbp, rbx, rip;
 } context;
 
 typedef struct proc {