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nuke vga console support from the x86 lzma loader, it seems to cause problems at least in qemu

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SVN-Revision: 7325
This commit is contained in:
Felix Fietkau 2007-05-24 00:52:37 +00:00
parent 15386a1583
commit 9ca9ccac79
1 changed files with 16 additions and 109 deletions
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125
target/linux/generic-2.6/patches/600-x86_lzma.patch
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@ -1,6 +1,6 @@
diff -Nur linux-2.6.21.1/arch/i386/boot/compressed/LzmaDecode.c linux-2.6.21.1-owrt/arch/i386/boot/compressed/LzmaDecode.c
--- linux-2.6.21.1/arch/i386/boot/compressed/LzmaDecode.c 1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.21.1-owrt/arch/i386/boot/compressed/LzmaDecode.c 2007-05-14 11:55:38.000000000 +0200
diff -Naur linux-old/arch/i386/boot/compressed/LzmaDecode.c linux-lzma/arch/i386/boot/compressed/LzmaDecode.c
--- linux-old/arch/i386/boot/compressed/LzmaDecode.c 1969-12-31 19:00:00.000000000 -0500
+++ linux-lzma/arch/i386/boot/compressed/LzmaDecode.c 2005-06-05 00:07:38.000000000 -0400
@@ -0,0 +1,586 @@
+/*
+ LzmaDecode.c
@ -588,9 +588,9 @@ diff -Nur linux-2.6.21.1/arch/i386/boot/compressed/LzmaDecode.c linux-2.6.21.1-o
+ *outSizeProcessed = nowPos;
+ return LZMA_RESULT_OK;
+}
diff -Nur linux-2.6.21.1/arch/i386/boot/compressed/LzmaDecode.h linux-2.6.21.1-owrt/arch/i386/boot/compressed/LzmaDecode.h
--- linux-2.6.21.1/arch/i386/boot/compressed/LzmaDecode.h 1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.21.1-owrt/arch/i386/boot/compressed/LzmaDecode.h 2007-05-14 11:55:38.000000000 +0200
diff -Naur linux-old/arch/i386/boot/compressed/LzmaDecode.h linux-lzma/arch/i386/boot/compressed/LzmaDecode.h
--- linux-old/arch/i386/boot/compressed/LzmaDecode.h 1969-12-31 19:00:00.000000000 -0500
+++ linux-lzma/arch/i386/boot/compressed/LzmaDecode.h 2005-06-05 00:07:39.000000000 -0400
@@ -0,0 +1,100 @@
+/*
+ LzmaDecode.h
@ -692,10 +692,10 @@ diff -Nur linux-2.6.21.1/arch/i386/boot/compressed/LzmaDecode.h linux-2.6.21.1-o
+ UInt32 *outSizeProcessed);
+
+#endif
diff -Nur linux-2.6.21.1/arch/i386/boot/compressed/lzma_misc.c linux-2.6.21.1-owrt/arch/i386/boot/compressed/lzma_misc.c
--- linux-2.6.21.1/arch/i386/boot/compressed/lzma_misc.c 1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.21.1-owrt/arch/i386/boot/compressed/lzma_misc.c 2007-05-14 11:55:38.000000000 +0200
@@ -0,0 +1,374 @@
diff -Naur linux-old/arch/i386/boot/compressed/lzma_misc.c linux-lzma/arch/i386/boot/compressed/lzma_misc.c
--- linux-old/arch/i386/boot/compressed/lzma_misc.c 1969-12-31 19:00:00.000000000 -0500
+++ linux-lzma/arch/i386/boot/compressed/lzma_misc.c 2005-06-04 21:33:48.000000000 -0400
@@ -0,0 +1,281 @@
+/*
+ * lzma_misc.c
+ *
@ -851,76 +851,16 @@ diff -Nur linux-2.6.21.1/arch/i386/boot/compressed/lzma_misc.c linux-2.6.21.1-ow
+ * This is set up by the setup-routine at boot-time
+ */
+static unsigned char *real_mode; /* Pointer to real-mode data */
+
+#define RM_EXT_MEM_K (*(unsigned short *)(real_mode + 0x2))
+#ifndef STANDARD_MEMORY_BIOS_CALL
+#define RM_ALT_MEM_K (*(unsigned long *)(real_mode + 0x1e0))
+#endif
+#define RM_SCREEN_INFO (*(struct screen_info *)(real_mode+0))
+
+extern unsigned char input_data[];
+extern int input_len;
+
+static void error(char *x);
+static void *memcpy(void *dest, const void *src, unsigned n);
+
+static void putstr(const char *);
+
+static char *vidmem = (char *)0xb8000;
+static int vidport;
+static int lines, cols;
+
+#ifdef CONFIG_X86_NUMAQ
+void *xquad_portio;
+#endif
+
+
+static void scroll(void)
+{
+ int i;
+
+ memcpy ( vidmem, vidmem + cols * 2, ( lines - 1 ) * cols * 2 );
+ for ( i = ( lines - 1 ) * cols * 2; i < lines * cols * 2; i += 2 )
+ vidmem[i] = ' ';
+}
+
+static void putstr(const char *s)
+{
+ int x,y,pos;
+ char c;
+
+ x = RM_SCREEN_INFO.orig_x;
+ y = RM_SCREEN_INFO.orig_y;
+
+ while ( ( c = *s++ ) != '\0' ) {
+ if ( c == '\n' ) {
+ x = 0;
+ if ( ++y >= lines ) {
+ scroll();
+ y--;
+ }
+ } else {
+ vidmem [ ( x + cols * y ) * 2 ] = c;
+ if ( ++x >= cols ) {
+ x = 0;
+ if ( ++y >= lines ) {
+ scroll();
+ y--;
+ }
+ }
+ }
+ }
+
+ RM_SCREEN_INFO.orig_x = x;
+ RM_SCREEN_INFO.orig_y = y;
+
+ pos = (x + cols * y) * 2; /* Update cursor position */
+ outb_p(14, vidport);
+ outb_p(0xff & (pos >> 9), vidport+1);
+ outb_p(15, vidport);
+ outb_p(0xff & (pos >> 1), vidport+1);
+}
+
+static void* memcpy(void* dest, const void* src, unsigned n)
+{
+ int i;
@ -948,9 +888,7 @@ diff -Nur linux-2.6.21.1/arch/i386/boot/compressed/lzma_misc.c linux-2.6.21.1-ow
+#include "LzmaDecode.h"
+#include "LzmaDecode.c"
+
+#ifdef _LZMA_IN_CB
+static int read_byte(void *object, unsigned char **buffer, UInt32 *bufferSize);
+#endif
+
+
+/*
@ -968,14 +906,8 @@ diff -Nur linux-2.6.21.1/arch/i386/boot/compressed/lzma_misc.c linux-2.6.21.1-ow
+ unsigned int uncompressedSize = 0;
+ unsigned char* p;
+
+#ifdef _LZMA_IN_CB
+ ILzmaInCallback callback;
+ callback.Read = read_byte;
+#else
+ unsigned char* inputbuf;
+ unsigned int lzma_workspace_size;
+ unsigned int compressedSize = 0;
+#endif
+
+ /* lzma args */
+ i = get_byte();
@ -991,14 +923,8 @@ diff -Nur linux-2.6.21.1/arch/i386/boot/compressed/lzma_misc.c linux-2.6.21.1-ow
+ *p++ = get_byte();
+
+ //get compressedSize
+#ifdef _LZMA_IN_CB
+ for (i = 0; i < 4; i++)
+ get_byte();
+#else
+ p= (char*)&compressedSize;
+ for (i = 0; i < 4; i++)
+ *p++ = get_byte();
+#endif
+
+ // point it beyond uncompresedSize
+ workspace = window + uncompressedSize;
@ -1020,18 +946,12 @@ diff -Nur linux-2.6.21.1/arch/i386/boot/compressed/lzma_misc.c linux-2.6.21.1-ow
+ *bufferSize = 1;
+ val = get_byte();
+ *buffer = &val;
+ if ( i++ % ( 1024 * 50 ) == 0 )
+ putstr(".");
+ return LZMA_RESULT_OK;
+}
+#endif
+
+static void error(char *x)
+{
+ putstr("\n\n");
+ putstr(x);
+ putstr("\n\n -- System halted");
+
+ while(1); /* Halt */
+}
+
@ -1040,17 +960,6 @@ diff -Nur linux-2.6.21.1/arch/i386/boot/compressed/lzma_misc.c linux-2.6.21.1-ow
+{
+ real_mode = rmode;
+
+ if (RM_SCREEN_INFO.orig_video_mode == 7) {
+ vidmem = (char *) 0xb0000;
+ vidport = 0x3b4;
+ } else {
+ vidmem = (char *) 0xb8000;
+ vidport = 0x3d4;
+ }
+
+ lines = RM_SCREEN_INFO.orig_video_lines;
+ cols = RM_SCREEN_INFO.orig_video_cols;
+
+ window = output;
+ inbuf = input_data; /* Input buffer */
+ insize = input_len;
@ -1065,14 +974,12 @@ diff -Nur linux-2.6.21.1/arch/i386/boot/compressed/lzma_misc.c linux-2.6.21.1-ow
+ error("Wrong destination address");
+#endif
+
+ putstr("Uncompressing Linux... ");
+ lzma_unzip();
+ putstr("Ok, booting the kernel.\n");
+ return;
+}
diff -Nur linux-2.6.21.1/arch/i386/boot/compressed/Makefile linux-2.6.21.1-owrt/arch/i386/boot/compressed/Makefile
--- linux-2.6.21.1/arch/i386/boot/compressed/Makefile 2007-04-27 23:49:26.000000000 +0200
+++ linux-2.6.21.1-owrt/arch/i386/boot/compressed/Makefile 2007-05-14 12:01:25.000000000 +0200
diff -Naur linux-old/arch/i386/boot/compressed/Makefile linux-lzma/arch/i386/boot/compressed/Makefile
--- linux-old/arch/i386/boot/compressed/Makefile 2005-06-04 21:53:40.000000000 -0400
+++ linux-lzma/arch/i386/boot/compressed/Makefile 2005-06-05 00:25:23.000000000 -0400
@@ -4,15 +4,15 @@
# create a compressed vmlinux image from the original vmlinux
#
@ -1112,9 +1019,9 @@ diff -Nur linux-2.6.21.1/arch/i386/boot/compressed/Makefile linux-2.6.21.1-owrt/
-$(obj)/piggy.o: $(src)/vmlinux.scr $(obj)/vmlinux.bin.gz FORCE
+$(obj)/piggy.o: $(src)/vmlinux.scr $(obj)/vmlinux.bin.lzma FORCE
$(call if_changed,ld)
diff -Nur linux-2.6.21.1/scripts/Makefile.lib linux-2.6.21.1-owrt/scripts/Makefile.lib
--- linux-2.6.21.1/scripts/Makefile.lib 2007-04-27 23:49:26.000000000 +0200
+++ linux-2.6.21.1-owrt/scripts/Makefile.lib 2007-05-14 11:55:38.000000000 +0200
diff -urN linux-2.6.19.2/scripts/Makefile.lib linux-2.6.19.2.new/scripts/Makefile.lib
--- linux-2.6.19.2/scripts/Makefile.lib 2007-01-10 20:10:37.000000000 +0100
+++ linux-2.6.19.2.new/scripts/Makefile.lib 2007-04-15 23:51:54.000000000 +0200
@@ -162,4 +162,9 @@
quiet_cmd_gzip = GZIP $@
cmd_gzip = gzip -f -9 < $< > $@