PERFORCE change 42073 for review

[Peter Wemm]

http://perforce.freebsd.org/chv.cgi?CH=42073

Change 42073 by peter at peter_daintree on 2003/11/11 18:43:20

	clean up a leftover merge turd.  Add note about moving the EOI and
	masking into C, along with the curthread->td_intr_nesting_level++;
	frobbing etc.

Affected files ...

.. //depot/projects/hammer/sys/amd64/isa/atpic_vector.S#2 edit

Differences ...

==== //depot/projects/hammer/sys/amd64/isa/atpic_vector.S#2 (text+ko) ====

@@ -58,15 +58,6 @@
 	outb	%al,$IO_ICU2 ;	/* but do second icu first ... */	\
 	outb	%al,$IO_ICU1	/* ... then first icu */
 
-
-#define PUSH_FRAME							\
-
-#define MASK_IRQ(icu, irq_num)						\
-	movb	imen + IRQ_BYTE(irq_num),%al ;				\
-	orb	$IRQ_BIT(irq_num),%al ;					\
-	movb	%al,imen + IRQ_BYTE(irq_num) ;				\
-	outb	%al,$icu+ICU_IMR_OFFSET
-
 /*
  * Macros for interrupt interrupt entry, call to handler, and exit.
  *
@@ -75,6 +66,7 @@
  * XXX we really shouldn't return via doreti if we just schedule the
  * interrupt handler and don't run anything.  We could just do an
  * iret.  FIXME.
+ * XXX move the mask, EOI and td_intr_nesting_level frobbing into C code.
  */
 #define	INTR(irq_num, vec_name, icu, enable_icus, maybe_extra_ipending) \
 	.text ;								\