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-rw-r--r--CHANGELOG4
-rw-r--r--board/esd/common/lcd.c23
-rw-r--r--common/cmd_bmp.c52
-rw-r--r--drivers/cfb_console.c7
-rw-r--r--include/configs/APC405.h2
-rw-r--r--include/configs/HH405.h6
-rw-r--r--include/configs/VOH405.h2
7 files changed, 82 insertions, 14 deletions
diff --git a/CHANGELOG b/CHANGELOG
index 802f5d30e..3c0ff3fb9 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -2,6 +2,10 @@
Changes for U-Boot 1.1.4:
======================================================================
+* Fix gzip bmp support (test if malloc fails, warning when truncated).
+ Increase CFG_VIDEO_LOGO_MAX_SIZE on HH405 board.
+ Patch by Stefan Roese, 07 Oct 2005
+
* Fix booting from serial dataflash on AT91RM9200
Patch by Peter Menzebach, 29 Aug 2005
diff --git a/board/esd/common/lcd.c b/board/esd/common/lcd.c
index 05c76ff09..0edc08308 100644
--- a/board/esd/common/lcd.c
+++ b/board/esd/common/lcd.c
@@ -81,7 +81,7 @@ void lcd_bmp(uchar *logo_bmp)
uchar *ptr;
ushort *ptr2;
ushort val;
- unsigned char *dst;
+ unsigned char *dst = NULL;
int x, y;
int width, height, bpp, colors, line_size;
int header_size;
@@ -89,7 +89,6 @@ void lcd_bmp(uchar *logo_bmp)
unsigned char r, g, b;
BITMAPINFOHEADER *bm_info;
ulong len;
- int do_free = 0;
/*
* Check for bmp mark 'BM'
@@ -99,12 +98,18 @@ void lcd_bmp(uchar *logo_bmp)
/*
* Decompress bmp image
*/
- len = CFG_LCD_LOGO_MAX_SIZE;
- dst = malloc(CFG_LCD_LOGO_MAX_SIZE);
- do_free = 1;
- if (gunzip(dst, CFG_LCD_LOGO_MAX_SIZE, (uchar *)logo_bmp, &len) != 0) {
+ len = CFG_VIDEO_LOGO_MAX_SIZE;
+ dst = malloc(CFG_VIDEO_LOGO_MAX_SIZE);
+ if (dst == NULL) {
+ printf("Error: malloc in gunzip failed!\n");
return;
}
+ if (gunzip(dst, CFG_VIDEO_LOGO_MAX_SIZE, (uchar *)logo_bmp, &len) != 0) {
+ return;
+ }
+ if (len == CFG_VIDEO_LOGO_MAX_SIZE) {
+ printf("Image could be truncated (increase CFG_VIDEO_LOGO_MAX_SIZE)!\n");
+ }
/*
* Check for bmp mark 'BM'
@@ -147,7 +152,9 @@ void lcd_bmp(uchar *logo_bmp)
break;
default:
printf("LCD: Unknown bpp (%d) im image!\n", bpp);
- free(dst);
+ if ((dst != NULL) && (dst != (uchar *)logo_bmp)) {
+ free(dst);
+ }
return;
}
printf(" (%d*%d, %dbpp)\n", width, height, bpp);
@@ -205,7 +212,7 @@ void lcd_bmp(uchar *logo_bmp)
}
}
- if (do_free) {
+ if ((dst != NULL) && (dst != (uchar *)logo_bmp)) {
free(dst);
}
}
diff --git a/common/cmd_bmp.c b/common/cmd_bmp.c
index daa54e776..ad412c81e 100644
--- a/common/cmd_bmp.c
+++ b/common/cmd_bmp.c
@@ -29,12 +29,15 @@
#include <bmp_layout.h>
#include <command.h>
#include <asm/byteorder.h>
+#include <malloc.h>
#if (CONFIG_COMMANDS & CFG_CMD_BMP)
static int bmp_info (ulong addr);
static int bmp_display (ulong addr, int x, int y);
+int gunzip(void *, int, unsigned char *, unsigned long *);
+
/*
* Subroutine: do_bmp
*
@@ -100,15 +103,64 @@ U_BOOT_CMD(
static int bmp_info(ulong addr)
{
bmp_image_t *bmp=(bmp_image_t *)addr;
+#ifdef CONFIG_VIDEO_BMP_GZIP
+ unsigned char *dst = NULL;
+ ulong len;
+#endif /* CONFIG_VIDEO_BMP_GZIP */
+
if (!((bmp->header.signature[0]=='B') &&
(bmp->header.signature[1]=='M'))) {
+
+#ifdef CONFIG_VIDEO_BMP_GZIP
+ /*
+ * Decompress bmp image
+ */
+ len = CFG_VIDEO_LOGO_MAX_SIZE;
+ dst = malloc(CFG_VIDEO_LOGO_MAX_SIZE);
+ if (dst == NULL) {
+ printf("Error: malloc in gunzip failed!\n");
+ return(1);
+ }
+ if (gunzip(dst, CFG_VIDEO_LOGO_MAX_SIZE, (uchar *)addr, &len) != 0) {
+ printf("There is no valid bmp file at the given address\n");
+ return(1);
+ }
+ if (len == CFG_VIDEO_LOGO_MAX_SIZE) {
+ printf("Image could be truncated (increase CFG_VIDEO_LOGO_MAX_SIZE)!\n");
+ }
+
+ /*
+ * Set addr to decompressed image
+ */
+ bmp = (bmp_image_t *)dst;
+
+ /*
+ * Check for bmp mark 'BM'
+ */
+ if (!((bmp->header.signature[0] == 'B') &&
+ (bmp->header.signature[1] == 'M'))) {
+ printf("There is no valid bmp file at the given address\n");
+ free(dst);
+ return(1);
+ }
+
+ printf("Gzipped BMP image detected!\n");
+#else /* CONFIG_VIDEO_BMP_GZIP */
printf("There is no valid bmp file at the given address\n");
return(1);
+#endif /* CONFIG_VIDEO_BMP_GZIP */
}
printf("Image size : %d x %d\n", le32_to_cpu(bmp->header.width),
le32_to_cpu(bmp->header.height));
printf("Bits per pixel: %d\n", le16_to_cpu(bmp->header.bit_count));
printf("Compression : %d\n", le32_to_cpu(bmp->header.compression));
+
+#ifdef CONFIG_VIDEO_BMP_GZIP
+ if (dst) {
+ free(dst);
+ }
+#endif /* CONFIG_VIDEO_BMP_GZIP */
+
return(0);
}
diff --git a/drivers/cfb_console.c b/drivers/cfb_console.c
index aba4a0341..82b35e500 100644
--- a/drivers/cfb_console.c
+++ b/drivers/cfb_console.c
@@ -779,11 +779,18 @@ int video_display_bitmap (ulong bmp_image, int x, int y)
*/
len = CFG_VIDEO_LOGO_MAX_SIZE;
dst = malloc(CFG_VIDEO_LOGO_MAX_SIZE);
+ if (dst == NULL) {
+ printf("Error: malloc in gunzip failed!\n");
+ return(1);
+ }
if (gunzip(dst, CFG_VIDEO_LOGO_MAX_SIZE, (uchar *)bmp_image, &len) != 0) {
printf ("Error: no valid bmp or bmp.gz image at %lx\n", bmp_image);
free(dst);
return 1;
}
+ if (len == CFG_VIDEO_LOGO_MAX_SIZE) {
+ printf("Image could be truncated (increase CFG_VIDEO_LOGO_MAX_SIZE)!\n");
+ }
/*
* Set addr to decompressed image
diff --git a/include/configs/APC405.h b/include/configs/APC405.h
index b53e85eda..3ac567b4d 100644
--- a/include/configs/APC405.h
+++ b/include/configs/APC405.h
@@ -357,7 +357,7 @@
#define CFG_LCD_MEM CFG_LCD_BIG_MEM
#define CFG_LCD_REG CFG_LCD_BIG_REG
-#define CFG_LCD_LOGO_MAX_SIZE (1024*1024)
+#define CFG_VIDEO_LOGO_MAX_SIZE (1 << 20)
/*-----------------------------------------------------------------------
* Definitions for initial stack pointer and data area (in data cache)
diff --git a/include/configs/HH405.h b/include/configs/HH405.h
index dd29be0e6..131c21555 100644
--- a/include/configs/HH405.h
+++ b/include/configs/HH405.h
@@ -88,7 +88,7 @@
#define CFG_CONSOLE_IS_IN_ENV
#define CONFIG_SPLASH_SCREEN
#define CONFIG_VIDEO_BMP_GZIP /* gzip compressed bmp images */
-#define CFG_VIDEO_LOGO_MAX_SIZE (1024*1024) /* for decompressed img */
+#define CFG_VIDEO_LOGO_MAX_SIZE (2 << 20) /* for decompressed img */
#define ADD_BMP_CMD CFG_CMD_BMP
#else
@@ -308,7 +308,7 @@
#define CFG_FLASH_BASE 0xFFF80000
#define CFG_MONITOR_BASE TEXT_BASE
#define CFG_MONITOR_LEN (512 * 1024) /* Reserve 512 kB for Monitor */
-#define CFG_MALLOC_LEN (2 * 1024*1024) /* Reserve 2 MB for malloc() */
+#define CFG_MALLOC_LEN (4 << 20) /* Reserve 4 MB for malloc() */
#if (CFG_MONITOR_BASE < FLASH_BASE0_PRELIM)
# define CFG_RAMBOOT 1
@@ -409,8 +409,6 @@
#define CFG_LCD_SMALL_MEM 0xF1400000 /* Epson S1D13704 Mem Base Address */
#define CFG_LCD_SMALL_REG 0xF140FFE0 /* Epson S1D13704 Reg Base Address */
-#define CFG_LCD_LOGO_MAX_SIZE (1024*1024)
-
/*-----------------------------------------------------------------------
* Universal Interrupt Controller (UIC) Setup
*/
diff --git a/include/configs/VOH405.h b/include/configs/VOH405.h
index b3ce3da82..3ca137e53 100644
--- a/include/configs/VOH405.h
+++ b/include/configs/VOH405.h
@@ -362,7 +362,7 @@
#define CFG_LCD_SMALL_MEM 0xF1400000 /* Epson S1D13704 Mem Base Address */
#define CFG_LCD_SMALL_REG 0xF140FFE0 /* Epson S1D13704 Reg Base Address */
-#define CFG_LCD_LOGO_MAX_SIZE (1024*1024)
+#define CFG_VIDEO_LOGO_MAX_SIZE (1 << 20)
/*-----------------------------------------------------------------------
* FPGA stuff
generated by cgit v1.2.3-70-g09d2 (git 2.51.2) at 2025-10-31 18:42:41 +0000