WebSVN – Kolibri OS – Diff – /kernel/branches/net/drivers/RTL8029.asm

 ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+;
 ; Interrupt handler
+;
 ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
 align 4
 int_handler:
-        DEBUGF  2,"IRQ %x ",eax:2
+        DEBUGF  1,"\n%s int\n", my_service
 ; find pointer of device wich made INT occur
+        mov     ecx, [devices]
+        test    ecx, ecx
-        mov     esi, device_list
+        jz      .nothing
-        mov     ecx, [devices]
+        mov     esi, device_list
-.nextdevice:
+  .nextdevice:
         mov     ebx, [esi]
-        set_io  0
-        set_io  P0_ISR
+        set_io  0
-        in      al, dx
-        DEBUGF  2,"isr %x ",eax:2
+        set_io  P0_ISR
+        in      al, dx
-        test    al, ISR_PRX    ; packet received ok ?
+        test    al, al
-        jnz     .rx
+        jnz     .got_it
+  .continue:
+        add     esi, 4
-        add     esi, 4
+        dec     ecx
+        jnz     .nextdevice
+  .nothing:
+        ret
+  .got_it:
         DEBUGF  1,"Device: %x Status: %x ", ebx, eax:2
-        loop    .nextdevice
-        ret
+        test    al, ISR_PRX    ; packet received ok ?
         jz      .no_rx
 ; looks like we've found a device wich received a packet..
 .fail:
         add     esp, 14+8
 .fail_2:
+        DEBUGF  2,"done\n"
+  .no_rx:
         DEBUGF  2,"done\n"

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