Call monitor thread from os thread.

umka.asm

@@ -22,6 +22,7 @@ public sha3_256_oneshot as 'hash_oneshot'
 public kos_time_to_epoch
 public kos_init
 
+public monitor_thread
 public CURRENT_TASK as 'kos_current_task'
 public current_slot as 'kos_current_slot'
 public TASK_COUNT as 'kos_task_count'
@@ -360,6 +361,8 @@ proc umka_os uses ebx esi edi
 
         mov     dword[TASK_COUNT], 6
 
+        stdcall umka_install_thread, [monitor_thread]
+
         ccall   raise, SIGPROF
 
         jmp     osloop
@@ -425,6 +428,25 @@ change_task:
         mov     [REDRAW_BACKGROUND], 0
         ret
 
+public umka_install_thread
+proc umka_install_thread _func
+        stdcall kernel_alloc, RING0_STACK_SIZE
+        mov     ebx, eax
+;        mov     edx, SLOT_BASE+256*6
+        mov     edx, [TASK_COUNT]
+        shl     edx, 8
+        add     edx, SLOT_BASE
+        call    setup_os_slot
+        mov     dword [edx], 'USER'
+        sub     [edx+APPDATA.saved_esp], 4
+        mov     eax, [edx+APPDATA.saved_esp]
+        mov     ecx, [_func]
+        mov     dword[eax], ecx
+        xor     ecx, ecx
+        call    sched_add_thread
+        inc     dword[TASK_COUNT]
+        ret
+endp
 
 sysfn_saveramdisk:
 sysfn_meminfo:
@@ -551,6 +573,7 @@ task_base_addr dd TASK_BASE
 task_data_addr dd TASK_DATA
 slot_base_addr dd SLOT_BASE
 
+monitor_thread dd ?
 
 win_stack_addr dd WIN_STACK
 win_pos_addr dd WIN_POS

umka.h

@@ -317,7 +317,7 @@ typedef struct {
 } arp_entry_t;
 
 void umka_os(void);
-//void umka_idle(void);
+void umka_install_thread(void *func) __attribute__((__stdcall__));
 void kos_init(void);
 void i40(void);
 uint32_t kos_time_to_epoch(uint32_t *time);
@@ -460,7 +460,7 @@ extern size_t kos_task_count;
 extern void *kos_task_base;
 extern void *kos_task_data;
 extern appdata_t *kos_slot_base;
-
+extern void (*monitor_thread)(void);
 extern uint32_t *kos_lfb_base;
 extern uint16_t *kos_win_stack;
 extern uint16_t *kos_win_pos;

umka_os.c

@@ -32,6 +32,14 @@ void scheduler(int signo, siginfo_t *info, void *context) {
     }
 }
 
+void monitor() {
+    while (1) {
+        for (int i = 0; i < 10000000; i++) {}
+        printf("6 usera\n");
+    }
+
+}
+
 int main() {
     struct sigaction sa;
 
@@ -44,6 +52,8 @@ int main() {
         return 1;
     }
 
+    monitor_thread = monitor;
+
     umka_os();
 
     return 0;