mirror of
git://projects.qi-hardware.com/openwrt-xburst.git
synced 2024-08-21 21:49:00 +03:00
nuke vga console support from the x86 lzma loader, it seems to cause problems at least in qemu
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@7325 3c298f89-4303-0410-b956-a3cf2f4a3e73
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bbe65263ca
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1a0c6ae7d7
@ -1,6 +1,6 @@
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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
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--- linux-2.6.21.1/arch/i386/boot/compressed/LzmaDecode.c 1970-01-01 01:00:00.000000000 +0100
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+++ linux-2.6.21.1-owrt/arch/i386/boot/compressed/LzmaDecode.c 2007-05-14 11:55:38.000000000 +0200
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diff -Naur linux-old/arch/i386/boot/compressed/LzmaDecode.c linux-lzma/arch/i386/boot/compressed/LzmaDecode.c
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--- linux-old/arch/i386/boot/compressed/LzmaDecode.c 1969-12-31 19:00:00.000000000 -0500
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+++ linux-lzma/arch/i386/boot/compressed/LzmaDecode.c 2005-06-05 00:07:38.000000000 -0400
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@@ -0,0 +1,586 @@
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+/*
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+ LzmaDecode.c
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@ -588,9 +588,9 @@ diff -Nur linux-2.6.21.1/arch/i386/boot/compressed/LzmaDecode.c linux-2.6.21.1-o
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+ *outSizeProcessed = nowPos;
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+ return LZMA_RESULT_OK;
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+}
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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
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--- linux-2.6.21.1/arch/i386/boot/compressed/LzmaDecode.h 1970-01-01 01:00:00.000000000 +0100
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+++ linux-2.6.21.1-owrt/arch/i386/boot/compressed/LzmaDecode.h 2007-05-14 11:55:38.000000000 +0200
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diff -Naur linux-old/arch/i386/boot/compressed/LzmaDecode.h linux-lzma/arch/i386/boot/compressed/LzmaDecode.h
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--- linux-old/arch/i386/boot/compressed/LzmaDecode.h 1969-12-31 19:00:00.000000000 -0500
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+++ linux-lzma/arch/i386/boot/compressed/LzmaDecode.h 2005-06-05 00:07:39.000000000 -0400
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@@ -0,0 +1,100 @@
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+/*
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+ LzmaDecode.h
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@ -692,10 +692,10 @@ diff -Nur linux-2.6.21.1/arch/i386/boot/compressed/LzmaDecode.h linux-2.6.21.1-o
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+ UInt32 *outSizeProcessed);
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+
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+#endif
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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
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--- linux-2.6.21.1/arch/i386/boot/compressed/lzma_misc.c 1970-01-01 01:00:00.000000000 +0100
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+++ linux-2.6.21.1-owrt/arch/i386/boot/compressed/lzma_misc.c 2007-05-14 11:55:38.000000000 +0200
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@@ -0,0 +1,374 @@
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diff -Naur linux-old/arch/i386/boot/compressed/lzma_misc.c linux-lzma/arch/i386/boot/compressed/lzma_misc.c
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--- linux-old/arch/i386/boot/compressed/lzma_misc.c 1969-12-31 19:00:00.000000000 -0500
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+++ linux-lzma/arch/i386/boot/compressed/lzma_misc.c 2005-06-04 21:33:48.000000000 -0400
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@@ -0,0 +1,281 @@
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+/*
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+ * lzma_misc.c
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+ *
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@ -851,76 +851,16 @@ diff -Nur linux-2.6.21.1/arch/i386/boot/compressed/lzma_misc.c linux-2.6.21.1-ow
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+ * This is set up by the setup-routine at boot-time
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+ */
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+static unsigned char *real_mode; /* Pointer to real-mode data */
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+
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+#define RM_EXT_MEM_K (*(unsigned short *)(real_mode + 0x2))
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+#ifndef STANDARD_MEMORY_BIOS_CALL
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+#define RM_ALT_MEM_K (*(unsigned long *)(real_mode + 0x1e0))
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+#endif
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+#define RM_SCREEN_INFO (*(struct screen_info *)(real_mode+0))
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+
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+extern unsigned char input_data[];
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+extern int input_len;
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+
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+static void error(char *x);
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+static void *memcpy(void *dest, const void *src, unsigned n);
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+
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+static void putstr(const char *);
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+
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+static char *vidmem = (char *)0xb8000;
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+static int vidport;
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+static int lines, cols;
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+
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+#ifdef CONFIG_X86_NUMAQ
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+void *xquad_portio;
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+#endif
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+
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+
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+static void scroll(void)
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+{
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+ int i;
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+
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+ memcpy ( vidmem, vidmem + cols * 2, ( lines - 1 ) * cols * 2 );
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+ for ( i = ( lines - 1 ) * cols * 2; i < lines * cols * 2; i += 2 )
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+ vidmem[i] = ' ';
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+}
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+
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+static void putstr(const char *s)
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+{
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+ int x,y,pos;
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+ char c;
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+
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+ x = RM_SCREEN_INFO.orig_x;
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+ y = RM_SCREEN_INFO.orig_y;
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+
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+ while ( ( c = *s++ ) != '\0' ) {
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+ if ( c == '\n' ) {
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+ x = 0;
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+ if ( ++y >= lines ) {
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+ scroll();
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+ y--;
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+ }
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+ } else {
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+ vidmem [ ( x + cols * y ) * 2 ] = c;
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+ if ( ++x >= cols ) {
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+ x = 0;
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+ if ( ++y >= lines ) {
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+ scroll();
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+ y--;
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+ }
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+ }
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+ }
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+ }
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+
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+ RM_SCREEN_INFO.orig_x = x;
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+ RM_SCREEN_INFO.orig_y = y;
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+
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+ pos = (x + cols * y) * 2; /* Update cursor position */
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+ outb_p(14, vidport);
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+ outb_p(0xff & (pos >> 9), vidport+1);
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+ outb_p(15, vidport);
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+ outb_p(0xff & (pos >> 1), vidport+1);
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+}
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+
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+static void* memcpy(void* dest, const void* src, unsigned n)
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+{
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+ int i;
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@ -948,9 +888,7 @@ diff -Nur linux-2.6.21.1/arch/i386/boot/compressed/lzma_misc.c linux-2.6.21.1-ow
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+#include "LzmaDecode.h"
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+#include "LzmaDecode.c"
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+
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+#ifdef _LZMA_IN_CB
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+static int read_byte(void *object, unsigned char **buffer, UInt32 *bufferSize);
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+#endif
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+
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+
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+/*
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@ -968,14 +906,8 @@ diff -Nur linux-2.6.21.1/arch/i386/boot/compressed/lzma_misc.c linux-2.6.21.1-ow
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+ unsigned int uncompressedSize = 0;
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+ unsigned char* p;
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+
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+#ifdef _LZMA_IN_CB
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+ ILzmaInCallback callback;
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+ callback.Read = read_byte;
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+#else
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+ unsigned char* inputbuf;
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+ unsigned int lzma_workspace_size;
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+ unsigned int compressedSize = 0;
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+#endif
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+
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+ /* lzma args */
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+ i = get_byte();
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@ -991,14 +923,8 @@ diff -Nur linux-2.6.21.1/arch/i386/boot/compressed/lzma_misc.c linux-2.6.21.1-ow
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+ *p++ = get_byte();
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+
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+ //get compressedSize
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+#ifdef _LZMA_IN_CB
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+ for (i = 0; i < 4; i++)
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+ get_byte();
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+#else
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+ p= (char*)&compressedSize;
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+ for (i = 0; i < 4; i++)
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+ *p++ = get_byte();
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+#endif
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+
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+ // point it beyond uncompresedSize
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+ workspace = window + uncompressedSize;
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@ -1020,18 +946,12 @@ diff -Nur linux-2.6.21.1/arch/i386/boot/compressed/lzma_misc.c linux-2.6.21.1-ow
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+ *bufferSize = 1;
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+ val = get_byte();
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+ *buffer = &val;
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+ if ( i++ % ( 1024 * 50 ) == 0 )
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+ putstr(".");
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+ return LZMA_RESULT_OK;
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+}
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+#endif
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+
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+static void error(char *x)
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+{
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+ putstr("\n\n");
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+ putstr(x);
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+ putstr("\n\n -- System halted");
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+
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+ while(1); /* Halt */
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+}
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+
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@ -1040,17 +960,6 @@ diff -Nur linux-2.6.21.1/arch/i386/boot/compressed/lzma_misc.c linux-2.6.21.1-ow
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+{
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+ real_mode = rmode;
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+
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+ if (RM_SCREEN_INFO.orig_video_mode == 7) {
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+ vidmem = (char *) 0xb0000;
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+ vidport = 0x3b4;
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+ } else {
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+ vidmem = (char *) 0xb8000;
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+ vidport = 0x3d4;
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+ }
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+
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+ lines = RM_SCREEN_INFO.orig_video_lines;
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+ cols = RM_SCREEN_INFO.orig_video_cols;
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+
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+ window = output;
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+ inbuf = input_data; /* Input buffer */
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+ insize = input_len;
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@ -1065,14 +974,12 @@ diff -Nur linux-2.6.21.1/arch/i386/boot/compressed/lzma_misc.c linux-2.6.21.1-ow
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+ error("Wrong destination address");
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+#endif
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+
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+ putstr("Uncompressing Linux... ");
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+ lzma_unzip();
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+ putstr("Ok, booting the kernel.\n");
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+ return;
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+}
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diff -Nur linux-2.6.21.1/arch/i386/boot/compressed/Makefile linux-2.6.21.1-owrt/arch/i386/boot/compressed/Makefile
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--- linux-2.6.21.1/arch/i386/boot/compressed/Makefile 2007-04-27 23:49:26.000000000 +0200
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+++ linux-2.6.21.1-owrt/arch/i386/boot/compressed/Makefile 2007-05-14 12:01:25.000000000 +0200
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diff -Naur linux-old/arch/i386/boot/compressed/Makefile linux-lzma/arch/i386/boot/compressed/Makefile
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--- linux-old/arch/i386/boot/compressed/Makefile 2005-06-04 21:53:40.000000000 -0400
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+++ linux-lzma/arch/i386/boot/compressed/Makefile 2005-06-05 00:25:23.000000000 -0400
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@@ -4,15 +4,15 @@
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# create a compressed vmlinux image from the original vmlinux
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#
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@ -1112,9 +1019,9 @@ diff -Nur linux-2.6.21.1/arch/i386/boot/compressed/Makefile linux-2.6.21.1-owrt/
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-$(obj)/piggy.o: $(src)/vmlinux.scr $(obj)/vmlinux.bin.gz FORCE
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+$(obj)/piggy.o: $(src)/vmlinux.scr $(obj)/vmlinux.bin.lzma FORCE
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$(call if_changed,ld)
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diff -Nur linux-2.6.21.1/scripts/Makefile.lib linux-2.6.21.1-owrt/scripts/Makefile.lib
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--- linux-2.6.21.1/scripts/Makefile.lib 2007-04-27 23:49:26.000000000 +0200
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+++ linux-2.6.21.1-owrt/scripts/Makefile.lib 2007-05-14 11:55:38.000000000 +0200
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diff -urN linux-2.6.19.2/scripts/Makefile.lib linux-2.6.19.2.new/scripts/Makefile.lib
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--- linux-2.6.19.2/scripts/Makefile.lib 2007-01-10 20:10:37.000000000 +0100
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+++ linux-2.6.19.2.new/scripts/Makefile.lib 2007-04-15 23:51:54.000000000 +0200
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@@ -162,4 +162,9 @@
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quiet_cmd_gzip = GZIP $@
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cmd_gzip = gzip -f -9 < $< > $@
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