From: Keith Owens <kaos@sgi.com>
To: linux-ia64@vger.kernel.org
Subject: [patch] 2.4.2* documentation fix for mca_asm.h
Date: Fri, 19 Sep 2003 07:22:25 +0000 [thread overview]
Message-ID: <marc-linux-ia64-106395616709929@msgid-missing> (raw)
Documentation fix for mca_asm.h. Refer to the released Intel manual
and correct a field name. No functional changes.
--- linux/include/asm-ia64/mca_asm.h.orig 2003-09-19 14:51:14.000000000 +1000
+++ linux/include/asm-ia64/mca_asm.h 2003-09-19 15:01:17.000000000 +1000
@@ -227,7 +227,8 @@
* saved onto the new stack frame.
*
* +-----------------------+
- * |NDIRTY [BSP - BSPSTORE]|
+ * |NDIRTY_WORDS |
+ * | [BSP - BSPSTORE]|
* +-----------------------+
* | RNAT |
* +-----------------------+
@@ -245,7 +246,7 @@
#define rse_ifs_offset (rse_pfs_offset+0x08)
#define rse_bspstore_offset (rse_ifs_offset+0x08)
#define rse_rnat_offset (rse_bspstore_offset+0x08)
-#define rse_ndirty_offset (rse_rnat_offset+0x08)
+#define rse_ndirty_words_offset (rse_rnat_offset+0x08)
/*
* rse_switch_context
@@ -258,7 +259,8 @@
* 6. Save the old RNAT on the new stack frame
* 7. Write BSPSTORE with the new backing store pointer
* 8. Read and save the new BSP to calculate the #dirty registers
- * NOTE: Look at pages 11-10, 11-11 in PRM Vol 2
+ * NOTE: Look at section 6.11 in Intel IA-64 Architecture Software Developer's
+ * Manual, Volume 2, System Architecture.
*/
#define rse_switch_context(temp,p_stackframe,p_bspstore) \
;; \
@@ -295,12 +297,12 @@
#define rse_return_context(psr_mask_reg,temp,p_stackframe) \
;; \
alloc temp=ar.pfs,0,0,0,0; \
- add p_stackframe=rse_ndirty_offset,p_stackframe;; \
+ add p_stackframe=rse_ndirty_words_offset,p_stackframe;; \
ld8 temp=[p_stackframe];; \
shl temp=temp,16;; \
mov ar.rsc=temp;; \
loadrs;; \
- add p_stackframe=-rse_ndirty_offset+rse_bspstore_offset,p_stackframe;;\
+ add p_stackframe=-rse_ndirty_words_offset+rse_bspstore_offset,p_stackframe;;\
ld8 temp=[p_stackframe];; \
mov ar.bspstore=temp;; \
add p_stackframe=-rse_bspstore_offset+rse_rnat_offset,p_stackframe;;\
reply other threads:[~2003-09-19 7:22 UTC|newest]
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