[L4alpha-cvscommit] CVS: L4Alpha/pal/21164/macros l4_macros.mar,1.7,1.8

[Daniel P. <dp...@us...>]

Update of /cvsroot/l4alpha/L4Alpha/pal/21164/macros
In directory usw-pr-cvs1:/tmp/cvs-serv26123/pal/21164/macros

Modified Files:
	l4_macros.mar 
Log Message:
Interrupt handling changed:
mask_int disables device interrupts (only)
unmask_int enables all interrupts.

In general this is all we care about doing wrt interrupts.



Index: l4_macros.mar
===================================================================
RCS file: /cvsroot/l4alpha/L4Alpha/pal/21164/macros/l4_macros.mar,v
retrieving revision 1.7
retrieving revision 1.8
diff -C2 -d -r1.7 -r1.8
*** l4_macros.mar	24 Feb 2002 23:38:06 -0000	1.7
--- l4_macros.mar	4 Oct 2002 00:46:43 -0000	1.8
***************
*** 78,94 ****
  .endm
  
! ; mask_int - turn off interrupt
  ; FIXME - this breaks ruffian (broken timer interrupt)
  .macro mask_int int tmp
!        mfpr	tmp, tr5
!        bis	tmp, int, tmp
         mtpr	tmp, tr5
  .endm
  
  ; unmask_int - turn on interrupt
  .macro unmask_int int tmp
!        mfpr	tmp, tr5
!        bic	tmp, int, tmp
!        mtpr	tmp, tr5
  .endm
  
--- 78,93 ----
  .endm
  
! ; mask_int - turn off device interrupt
  ; FIXME - this breaks ruffian (broken timer interrupt)
  .macro mask_int int tmp
!        bis	zero, #^x15, tmp
         mtpr	tmp, tr5
+        NOP
  .endm
  
  ; unmask_int - turn on interrupt
  .macro unmask_int int tmp
!        mtpr	  zero, tr5
!        NOP
  .endm