lkml.org 
[lkml]   [2003]   [Feb]   [12]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
Date
From
Subject[PATCHSET] PC-9800 subarch. support for 2.5.60 (16/34) video-update
This is patchset to support NEC PC-9800 subarchitecture
against 2.5.60 (16/34).

Updates console driver for PC98 in 2.5.50-ac1.

- Osamu Tomita

diff -Nru linux-2.5.50-ac1/drivers/video/console/gdccon.c linux98-2.5.52/drivers/video/console/gdccon.c
--- linux-2.5.50-ac1/drivers/video/console/gdccon.c 2002-12-17 09:07:11.000000000 +0900
+++ linux98-2.5.52/drivers/video/console/gdccon.c 2002-12-17 11:01:09.000000000 +0900
@@ -17,7 +17,6 @@
#include <linux/kernel.h>
#include <linux/tty.h>
#include <linux/console.h>
-#include <linux/console_struct.h>
#include <linux/string.h>
#include <linux/kd.h>
#include <linux/slab.h>
diff -Nru linux-2.5.50-ac1/include/asm-i386/gdc.h.old linux-2.5.50-ac1/include/asm-i386/gdc.h
--- linux-2.5.50-ac1/include/asm-i386/gdc.h 2002-12-11 13:10:08.000000000 +0900
+++ linux98-2.5.52/include/asm-i386/gdc.h 2002-12-11 17:26:46.000000000 +0900
@@ -55,26 +55,29 @@
_scr_memsetw(u16 *s, u16 c, unsigned int count)
{
#ifdef CONFIG_GDC_32BITACCESS
- __asm__ __volatile__ ("shr%L1 %1
- jz 2f
-" /* cld kernel code now assumes DF = 0 any time */ "\
- test%L0 %3,%0
- jz 1f
- stos%W2
- dec%L1 %1
-1: shr%L1 %1
- rep
- stos%L2
- jnc 2f
- stos%W2
- rep
- stos%W2
-2:"
+ __asm__ __volatile__ (
+ "shr%L1 %1\n\t"
+ "jz 2f\n\t"
+ /* "cld\n\t" kernel code now assumes DF = 0 any time */
+ "test%L0 %3,%0\n\t"
+ "jz 1f\n\t"
+ "stos%W2\n\t"
+ "dec%L1 %1\n"
+"1: shr%L1 %1\n\t"
+ "rep\n\t"
+ "stos%L2\n\t"
+ "jnc 2f\n\t"
+ "stos%W2\n\t"
+ "rep\n\t"
+ "stos%W2\n"
+"2:"
: "=D"(s), "=c"(count)
: "a"((((u32) c) << 16) | c), "g"(2),
"0"(s), "1"(count));
#else
- __asm__ __volatile__ ("rep\n\tstosw"
+ __asm__ __volatile__ (
+ "rep\n\t"
+ "stosw"
: "=D"(s), "=c"(count)
: "0"(s), "1"(count / 2), "a"(c));
#endif
@@ -92,23 +95,26 @@
_scr_memcpyw(u16 *d, u16 *s, unsigned int count)
{
#if 1 /* def CONFIG_GDC_32BITACCESS */
- __asm__ __volatile__ ("shr%L2 %2
- jz 2f
-" /* cld */ "\
- test%L0 %3,%0
- jz 1f
- movs%W0
- dec%L2 %2
-1: shr%L2 %2
- rep
- movs%L0
- jnc 2f
- movs%W0
-2:"
+ __asm__ __volatile__ (
+ "shr%L2 %2\n\t"
+ "jz 2f\n\t"
+ /* "cld\n\t" */
+ "test%L0 %3,%0\n\t"
+ "jz 1f\n\t"
+ "movs%W0\n\t"
+ "dec%L2 %2\n"
+"1: shr%L2 %2\n\t"
+ "rep\n\t"
+ "movs%L0\n\t"
+ "jnc 2f\n\t"
+ "movs%W0\n"
+"2:"
: "=D"(d), "=S"(s), "=c"(count)
: "g"(2), "0"(d), "1"(s), "2"(count));
#else
- __asm__ __volatile__ ("rep\n\tmovsw"
+ __asm__ __volatile__ (
+ "rep\n\t"
+ "movsw"
: "=D"(d), "=S"(s), "=c"(count)
: "0"(d), "1"(s), "2"(count / 2));
#endif
@@ -126,30 +132,35 @@
#if 1 /* def CONFIG_GDC_32BITACCESS */
u16 tmp;

- __asm__ __volatile__ ("shr%L3 %3
- jz 2f
- std
- lea%L1 -4(%1,%3,2),%1
- lea%L2 -4(%2,%3,2),%2
- test%L1 %4,%1
- jz 1f
- mov%W0 2(%2),%0
- sub%L2 %4,%2
- dec%L3 %3
- mov%W0 %0,2(%1)
- sub%L1 %4,%1
-1: shr%L3 %3
- rep
- movs%L0
- jnc 3f
- mov%W0 2(%2),%0
- mov%W0 %0,2(%1)
-3: cld
-2:"
+ __asm__ __volatile__ (
+ "shr%L3 %3\n\t"
+ "jz 2f\n\t"
+ "std\n\t"
+ "lea%L1 -4(%1,%3,2),%1\n\t"
+ "lea%L2 -4(%2,%3,2),%2\n\t"
+ "test%L1 %4,%1\n\t"
+ "jz 1f\n\t"
+ "mov%W0 2(%2),%0\n\t"
+ "sub%L2 %4,%2\n\t"
+ "dec%L3 %3\n\t"
+ "mov%W0 %0,2(%1)\n\t"
+ "sub%L1 %4,%1\n"
+"1: shr%L3 %3\n\t"
+ "rep\n\t"
+ "movs%L0\n\t"
+ "jnc 3f\n\t"
+ "mov%W0 2(%2),%0\n\t"
+ "mov%W0 %0,2(%1)\n"
+"3: cld\n"
+"2:"
: "=r"(tmp), "=D"(d), "=S"(s), "=c"(count)
: "g"(2), "1"(d), "2"(s), "3"(count));
#else
- __asm__ __volatile__ ("std\n\trep\n\tmovsw\n\tcld"
+ __asm__ __volatile__ (
+ "std\n\t"
+ "rep\n\t"
+ "movsw\n\t"
+ "cld"
: "=D"(d), "=S"(s), "=c"(count)
: "0"((void *) d + count - 2),
"1"((void *) s + count - 2), "2"(count / 2));
@@ -179,23 +190,26 @@
#ifdef CONFIG_GDC_32BITACCESS
/* VRAM is quite slow, so we align source pointer (%esi)
to double-word alignment. */
- __asm__ __volatile__ ("shr%L2 %2
- jz 2f
-" /* cld */ "\
- test%L0 %3,%0
- jz 1f
- movs%W0
- dec%L2 %2
-1: shr%L2 %2
- rep
- movs%L0
- jnc 2f
- movs%W0
-2:"
+ __asm__ __volatile__ (
+ "shr%L2 %2\n\t"
+ "jz 2f\n\t"
+ /* "cld\n\t" */
+ "test%L0 %3,%0\n\t"
+ "jz 1f\n\t"
+ "movs%W0\n\t"
+ "dec%L2 %2\n"
+"1: shr%L2 %2\n\t"
+ "rep\n\t"
+ "movs%L0\n\t"
+ "jnc 2f\n\t"
+ "movs%W0\n"
+"2:"
: "=D"(d), "=S"(s), "=c"(count)
: "g"(2), "0"(d), "1"(s), "2"(count));
#else
- __asm__ __volatile__ ("rep\n\tmovsw"
+ __asm__ __volatile__ (
+ "rep\n\t"
+ "movsw"
: "=D"(d), "=S"(s), "=c"(count)
: "0"(d), "1"(s), "2"(count / 2));
#endif
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/
\
 
 \ /
  Last update: 2005-03-22 13:33    [from the cache]
©2003-2014 Jasper Spaans. Advertise on this site