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authorGraeme Russ <graeme.russ@gmail.com>2011-04-13 19:43:26 +1000
committerGraeme Russ <graeme.russ@gmail.com>2011-04-13 19:43:26 +1000
commitdbf7115a326fa70ac3e4ca87497c7e21c6642b45 (patch)
tree6af884cf4dbe8db63ffb7628487a1b4f7ea9db5e /arch/i386/lib/bios.h
parente413554f9df28b383eeb8e8e5de35848b15d74aa (diff)
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x86: Code cleanup
Make the copyright notices in the x86 files consistent and update them with proper attributions for recent updates Also fix a few comment style/accuracy and whitespace/blank line issues Signed-off-by: Graeme Russ <graeme.russ@gmail.com>
Diffstat (limited to 'arch/i386/lib/bios.h')
-rw-r--r--arch/i386/lib/bios.h44
1 files changed, 21 insertions, 23 deletions
diff --git a/arch/i386/lib/bios.h b/arch/i386/lib/bios.h
index 4901f89..3c8d61a 100644
--- a/arch/i386/lib/bios.h
+++ b/arch/i386/lib/bios.h
@@ -1,6 +1,6 @@
/*
* (C) Copyright 2002
- * Daniel Engström, Omicron Ceti AB, daniel@omicron.se
+ * Daniel Engström, Omicron Ceti AB, <daniel@omicron.se>
*
* See file CREDITS for list of people who contributed to this
* project.
@@ -57,7 +57,7 @@
#define OFFS_FLAGS 44 /* 16bit */
#define SEGMENT 0x40
-#define STACK 0x800 /* stack at 0x40:0x800 -> 0x800 */
+#define STACK 0x800 /* stack at 0x40:0x800 -> 0x800 */
/* save general registers */
/* save some segments */
@@ -67,28 +67,26 @@
/* setup BIOS stackpointer */
#define MAKE_BIOS_STACK \
- pushal ; \
- pushw %ds ; \
- pushw %gs ; \
- pushw %es ; \
- pushw %ss ; \
- popw %gs ; \
- movw $SEGMENT,%ax ; \
- movw %ax,%ds ; \
- movw %ax,%es ; \
- movw %ax,%ss ; \
- movw %sp,%bp ; \
- movw $STACK,%sp
+ pushal; \
+ pushw %ds; \
+ pushw %gs; \
+ pushw %es; \
+ pushw %ss; \
+ popw %gs; \
+ movw $SEGMENT, %ax; \
+ movw %ax, %ds; \
+ movw %ax, %es; \
+ movw %ax, %ss; \
+ movw %sp, %bp; \
+ movw $STACK, %sp
#define RESTORE_CALLERS_STACK \
- pushw %gs ; /* restore callers stack segment */ \
- popw %ss ; \
- movw %bp,%sp ; /* restore stackpointer */ \
- \
- popw %es ; /* restore segment selectors */ \
- popw %gs ; \
- popw %ds ; \
- \
- popal /* restore GP registers */
+ pushw %gs; /* restore callers stack segment */ \
+ popw %ss; \
+ movw %bp, %sp; /* restore stackpointer */ \
+ popw %es; /* restore segment selectors */ \
+ popw %gs; \
+ popw %ds; \
+ popal /* restore GP registers */
#endif