hsist
/
freifunkist-firmware
6
1
Fork 0
Code Issues Pull Requests Releases Wiki Activity

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

Browse Source 
SVN-Revision: 7325
master
Felix Fietkau 17 years ago
parent 15386a1583
commit 9ca9ccac79
1 changed files with 16 additions and 109 deletions
Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL
Show Stats Download Patch File Download Diff File
  1. 125
      target/linux/generic-2.6/patches/600-x86_lzma.patch

125
target/linux/generic-2.6/patches/600-x86_lzma.patch
Unescape View File

@ -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 < $< > $@

Write Preview
Loading…
Cancel
Save