Reorganization interrupts handlers part 2.

(I hope, I didn't something stupid.)
Fixed bug in get_pid function.
Added copyright in com mouse driver.
Fixed incorrect comment inscription in boot\ru.inc .

git-svn-id: svn://kolibrios.org@774 a494cfbc-eb01-0410-851d-a64ba20cac60

kernel/trunk/core/dll.inc

@@ -14,7 +14,7 @@ DRV_CURRENT  equ  5  ;current drivers model version
 DRV_VERSION equ (DRV_COMPAT shl 16) or DRV_CURRENT
 
 align 4
-proc attach_int_handler stdcall, irq:dword, handler:dword
+proc attach_int_handler stdcall, irq:dword, handler:dword, access_rights:dword
 
 	 mov  ebx, [irq]	;irq num
 	 test ebx, ebx
@@ -25,13 +25,23 @@ proc attach_int_handler stdcall, irq:dword, handler:dword
 	 test eax, eax
 	 jz   .err
 	 cmp  [irq_owner + 4 * ebx], 0
-	 jne  .err
+	 je   @f
+
+	 mov  ecx, [irq_rights + 4 * ebx]	  ; Rights : 0 - full access, 1 - read only, 2 - forbidden
+	 test ecx, ecx
+	 jnz  .err
+
+      @@:
 	 mov  [irq_tab+ebx*4], eax
 
+	 mov  eax, [access_rights]
+	 mov  [irq_rights + 4 * ebx], eax
 	 ;push eax
 	 ;mov  eax, [TASK_BASE]
-	 ;mov  eax, [eax + TASKDATA.pid]
-	 mov  [irq_owner + 4 * ebx], 1
+	 ;mov  eax, [eax + TASKDATA.pid]          ; faster or smaller? :)
+	 call  get_pid
+
+	 mov  [irq_owner + 4 * ebx], eax
 	 ;pop  eax
 
 	 stdcall enable_irq, [irq]
@@ -41,6 +51,28 @@ proc attach_int_handler stdcall, irq:dword, handler:dword
 	 ret
 endp
 
+uglobal
+
+	irq_rights	 rd	 16
+
+endg
+
+proc get_int_handler stdcall, irq:dword
+
+	mov	eax, [irq]
+
+	cmp	[irq_rights + 4 * eax], dword 1
+	ja	.err
+
+	mov	eax, [irq_tab + 4 * eax]
+	ret
+
+     .err:
+	xor	eax, eax
+	ret
+
+endp
+
 align 4
 proc  detach_int_handler
 

kernel/trunk/core/exports.inc

@@ -16,6 +16,7 @@ iglobal
   szGetService	      db 'GetService',0
   szServiceHandler    db 'ServiceHandler',0
   szAttachIntHandler  db 'AttachIntHandler',0
+  szGetIntHandler     db 'GetIntHandler', 0
   szFpuSave	      db 'FpuSave',0
   szFpuRestore	      db 'FpuRestore',0
   szReservePortArea   db 'ReservePortArea',0
@@ -88,6 +89,7 @@ kernel_export:
   dd szGetService      , get_service
   dd szServiceHandler  , srv_handler
   dd szAttachIntHandler, attach_int_handler
+  dd szGetIntHandler   , get_int_handler
   dd szFpuSave	       , fpu_save
   dd szFpuRestore      , fpu_restore
   dd szReservePortArea , r_f_port_area

kernel/trunk/core/sys32.inc

@@ -668,13 +668,18 @@ term9:
     shl   eax, 5
     mov   eax,[eax+CURRENT_TASK+TASKDATA.pid]
     mov   edi,irq_owner
-    mov   ecx,16
+    xor   ebx, ebx
+    xor   edx, edx
   newirqfree:
-    scasd
+    cmp   [edi + 4 * ebx], eax
     jne   nofreeirq
-    mov   [edi-4],dword 0
+    mov   [edi + 4 * ebx], edx				; remove irq reservation
+    mov   [irq_tab + 4 * ebx], edx			; remove irq handler
+    mov   [irq_rights + 4 * ebx], edx			; set access rights to full access
   nofreeirq:
-    loop   newirqfree
+    inc   ebx
+    cmp   ebx, 16
+    jb	  newirqfree
     popa
 
     pusha		      ; remove all port reservations