autoboot-1.3.0.patch

针对AT91RM9200的U-BOOT1.30制作的官方AT91RM9200DK的补丁

diff -urN u-boot-1.3.0.orig/Makefile u-boot-1.3.0/Makefile
--- u-boot-1.3.0.orig/Makefile	2007-11-28 11:52:23.000000000 +0800
+++ u-boot-1.3.0/Makefile	2008-03-18 15:11:55.000000000 +0800
@@ -126,7 +126,8 @@
 CROSS_COMPILE = ppc_8xx-
 endif
 ifeq ($(ARCH),arm)
-CROSS_COMPILE = arm-linux-
+#CROSS_COMPILE = arm-linux-
+CROSS_COMPILE = /usr/local/arm/arm-2007q1/bin/arm-none-linux-gnueabi-
 endif
 ifeq ($(ARCH),i386)
 CROSS_COMPILE = i386-linux-
@@ -269,6 +270,7 @@
 
 $(obj)u-boot.bin:	$(obj)u-boot
 		$(OBJCOPY) ${OBJCFLAGS} -O binary $< $@
+		autozip $@ && cp $@ $@.gz /mnt/hgfs/common
 
 $(obj)u-boot.img:	$(obj)u-boot.bin
 		./tools/mkimage -A $(ARCH) -T firmware -C none \
@@ -2646,7 +2648,7 @@
 		| xargs -0 rm -f
 	rm -f $(OBJS) $(obj)*.bak $(obj)ctags $(obj)etags $(obj)TAGS $(obj)include/version_autogenerated.h
 	rm -fr $(obj)*.*~
-	rm -f $(obj)u-boot $(obj)u-boot.map $(obj)u-boot.hex $(ALL)
+	rm -f $(obj)u-boot $(obj)u-boot.map $(obj)u-boot.hex $(ALL) $(obj)u-boot.bin.gz
 	rm -f $(obj)tools/crc32.c $(obj)tools/environment.c $(obj)tools/env/crc32.c $(obj)tools/sha1.c
 	rm -f $(obj)tools/inca-swap-bytes $(obj)cpu/mpc824x/bedbug_603e.c
 	rm -f $(obj)include/asm/proc $(obj)include/asm/arch $(obj)include/asm
@@ -2666,3 +2668,10 @@
 	gtar --force-local -zcvf `date "+$$F-%Y-%m-%d-%T.tar.gz"` $$F
 
 #########################################################################
+
+#
+# make { your board }
+#
+
+%: distclean %_config
+	$(MAKE) && echo "^_^ Succeed!"
diff -urN u-boot-1.3.0.orig/board/at91rm9200dk/flash.c u-boot-1.3.0/board/at91rm9200dk/flash.c
--- u-boot-1.3.0.orig/board/at91rm9200dk/flash.c	2007-11-28 11:52:23.000000000 +0800
+++ u-boot-1.3.0/board/at91rm9200dk/flash.c	2008-03-18 15:11:55.000000000 +0800
@@ -1,11 +1,9 @@
 /*
- * (C) Copyright 2002
- * Lineo, Inc. <www.lineo.com>
- * Bernhard Kuhn <[e-mail]>
+ * (C) Copyright 2001
+ * Kyle Harris, Nexus Technologies, Inc. [e-mail]
  *
- * (C) Copyright 2002
- * Sysgo Real-Time Solutions, GmbH <www.elinos.com>
- * Alex Zuepke <[e-mail]>
+ * (C) Copyright 2001-2004
+ * Wolfgang Denk, DENX Software Engineering, [e-mail].
  *
  * See file CREDITS for list of people who contributed to this
  * project.
@@ -27,220 +25,128 @@
  */
 
 #include <common.h>
+#include <linux/byteorder/swab.h>
 
-ulong myflush(void);
 
+flash_info_t flash_info[CFG_MAX_FLASH_BANKS];	/* info for FLASH chips    */
 
-/* Flash Organization Structure */
-typedef struct OrgDef
-{
-	unsigned int sector_number;
-	unsigned int sector_size;
-} OrgDef;
-
+/* Board support for 1 or 2 flash devices */
+#undef FLASH_PORT_WIDTH32
+#define FLASH_PORT_WIDTH16
+
+#ifdef FLASH_PORT_WIDTH16
+#define FLASH_PORT_WIDTH		ushort
+#define FLASH_PORT_WIDTHV		vu_short
+#define SWAP(x)               __swab16(x)
+#else
+#define FLASH_PORT_WIDTH		ulong
+#define FLASH_PORT_WIDTHV		vu_long
+#define SWAP(x)               __swab32(x)
+#endif
+
+/* Intel-compatible flash ID */
+#define INTEL_COMPAT  0x00890089
+#define INTEL_ALT     0x00B000B0
+
+/* Intel-compatible flash commands */
+#define INTEL_PROGRAM 0x00100010
+#define INTEL_ERASE   0x00200020
+#define INTEL_CLEAR   0x00500050
+#define INTEL_LOCKBIT 0x00600060
+#define INTEL_PROTECT 0x00010001
+#define INTEL_STATUS  0x00700070
+#define INTEL_READID  0x00900090
+#define INTEL_CONFIRM 0x00D000D0
+#define INTEL_RESET   0xFFFFFFFF
+
+/* Intel-compatible flash status bits */
+#define INTEL_FINISHED 0x00800080
+#define INTEL_OK       0x00800080
 
-/* Flash Organizations */
-OrgDef OrgAT49BV16x4[] =
-{
-	{  8,  8*1024 },	/*   8 *  8 kBytes sectors */
-	{  2, 32*1024 },	/*   2 * 32 kBytes sectors */
-	{ 30, 64*1024 },	/*  30 * 64 kBytes sectors */
-};
-
-OrgDef OrgAT49BV16x4A[] =
-{
-	{  8,  8*1024 },	/*   8 *  8 kBytes sectors */
-	{ 31, 64*1024 },	/*  31 * 64 kBytes sectors */
-};
+#define FPW	   FLASH_PORT_WIDTH
+#define FPWV   FLASH_PORT_WIDTHV
 
-OrgDef OrgAT49BV6416[] =
-{
-	{   8,  8*1024 },	/*   8 *  8 kBytes sectors */
-	{ 127, 64*1024 },	/* 127 * 64 kBytes sectors */
-};
-
-flash_info_t    flash_info[CFG_MAX_FLASH_BANKS];
-
-/* AT49BV1614A Codes */
-#define FLASH_CODE1		0xAA
-#define FLASH_CODE2		0x55
-#define ID_IN_CODE		0x90
-#define ID_OUT_CODE		0xF0
-
-
-#define CMD_READ_ARRAY		0x00F0
-#define CMD_UNLOCK1		0x00AA
-#define CMD_UNLOCK2		0x0055
-#define CMD_ERASE_SETUP		0x0080
-#define CMD_ERASE_CONFIRM	0x0030
-#define CMD_PROGRAM		0x00A0
-#define CMD_UNLOCK_BYPASS	0x0020
-#define CMD_SECTOR_UNLOCK	0x0070
-
-#define MEM_FLASH_ADDR1		(*(volatile u16 *)(CFG_FLASH_BASE + (0x00005555<<1)))
-#define MEM_FLASH_ADDR2		(*(volatile u16 *)(CFG_FLASH_BASE + (0x00002AAA<<1)))
-
-#define BIT_ERASE_DONE		0x0080
-#define BIT_RDY_MASK		0x0080
-#define BIT_PROGRAM_ERROR	0x0020
-#define BIT_TIMEOUT		0x80000000 /* our flag */
-
-#define READY 1
-#define ERR   2
-#define TMO   4
+#define mb() __asm__ __volatile__ ("" : : : "memory")
 
 /*-----------------------------------------------------------------------
+ * Functions
  */
-void flash_identification (flash_info_t * info)
-{
-	volatile u16 manuf_code, device_code, add_device_code;
-
-	MEM_FLASH_ADDR1 = FLASH_CODE1;
-	MEM_FLASH_ADDR2 = FLASH_CODE2;
-	MEM_FLASH_ADDR1 = ID_IN_CODE;
-
-	manuf_code = *(volatile u16 *) CFG_FLASH_BASE;
-	device_code = *(volatile u16 *) (CFG_FLASH_BASE + 2);
-	add_device_code = *(volatile u16 *) (CFG_FLASH_BASE + (3 << 1));
-
-	MEM_FLASH_ADDR1 = FLASH_CODE1;
-	MEM_FLASH_ADDR2 = FLASH_CODE2;
-	MEM_FLASH_ADDR1 = ID_OUT_CODE;
-
-	/* Vendor type */
-	info->flash_id = ATM_MANUFACT & FLASH_VENDMASK;
-	printf ("Atmel: ");
-
-	if ((device_code & FLASH_TYPEMASK) == (ATM_ID_BV1614 & FLASH_TYPEMASK)) {
-
-		if ((add_device_code & FLASH_TYPEMASK) ==
-			(ATM_ID_BV1614A & FLASH_TYPEMASK)) {
-			info->flash_id |= ATM_ID_BV1614A & FLASH_TYPEMASK;
-			printf ("AT49BV1614A (16Mbit)\n");
-		} else {				/* AT49BV1614 Flash */
-			info->flash_id |= ATM_ID_BV1614 & FLASH_TYPEMASK;
-			printf ("AT49BV1614 (16Mbit)\n");
-		}
-
-	} else if ((device_code & FLASH_TYPEMASK) == (ATM_ID_BV6416 & FLASH_TYPEMASK)) {
-		info->flash_id |= ATM_ID_BV6416 & FLASH_TYPEMASK;
-		printf ("AT49BV6416 (64Mbit)\n");
-	}
-}
-
-ushort flash_number_sector(OrgDef *pOrgDef, unsigned int nb_blocks)
-{
-	int i, nb_sectors = 0;
-
-	for (i=0; i<nb_blocks; i++){
-		nb_sectors += pOrgDef[i].sector_number;
-	}
-
-	return nb_sectors;
-}
-
-void flash_unlock_sector(flash_info_t * info, unsigned int sector)
-{
-	volatile u16 *addr = (volatile u16 *) (info->start[sector]);
-
-	MEM_FLASH_ADDR1 = CMD_UNLOCK1;
-	*addr = CMD_SECTOR_UNLOCK;
-}
+static ulong flash_get_size (FPW *addr, flash_info_t *info);
+static int write_data (flash_info_t *info, ulong dest, FPW data);
+static void flash_get_offsets (ulong base, flash_info_t *info);
+void inline spin_wheel (void);
 
+/*-----------------------------------------------------------------------
+ */
 
-ulong flash_init (void)
+unsigned long flash_init (void)
 {
-	int i, j, k;
-	unsigned int flash_nb_blocks, sector;
-	unsigned int start_address;
-	OrgDef *pOrgDef;
-
+	int i;
 	ulong size = 0;
 
 	for (i = 0; i < CFG_MAX_FLASH_BANKS; i++) {
-		ulong flashbase = 0;
-
-		flash_identification (&flash_info[i]);
-
-		if ((flash_info[i].flash_id & FLASH_TYPEMASK) ==
-			(ATM_ID_BV1614 & FLASH_TYPEMASK)) {
-
-			pOrgDef = OrgAT49BV16x4;
-			flash_nb_blocks = sizeof (OrgAT49BV16x4) / sizeof (OrgDef);
-		} else if ((flash_info[i].flash_id & FLASH_TYPEMASK) ==
-			(ATM_ID_BV1614A & FLASH_TYPEMASK)){	/* AT49BV1614A Flash */
-
-			pOrgDef = OrgAT49BV16x4A;
-			flash_nb_blocks = sizeof (OrgAT49BV16x4A) / sizeof (OrgDef);
-		} else if ((flash_info[i].flash_id & FLASH_TYPEMASK) ==
-			(ATM_ID_BV6416 & FLASH_TYPEMASK)){	/* AT49BV6416 Flash */
-
-			pOrgDef = OrgAT49BV6416;
-			flash_nb_blocks = sizeof (OrgAT49BV6416) / sizeof (OrgDef);
-		} else {
-			flash_nb_blocks = 0;
-			pOrgDef = OrgAT49BV16x4;
+		switch (i) {
+		case 0:
+			flash_get_size ((FPW *) PHYS_FLASH_1, &flash_info[i]);
+			flash_get_offsets (PHYS_FLASH_1, &flash_info[i]);
+			break;
+		case 1:
+			flash_get_size ((FPW *) PHYS_FLASH_2, &flash_info[i]);
+			flash_get_offsets (PHYS_FLASH_2, &flash_info[i]);
+			break;
+		default:
+			panic ("configured to many flash banks!\n");
+			break;
 		}
+		size += flash_info[i].size;
+	}
 
-		flash_info[i].sector_count = flash_number_sector(pOrgDef, flash_nb_blocks);
-		memset (flash_info[i].protect, 0, flash_info[i].sector_count);
+	/* Protect monitor and environment sectors
+	 */
+	flash_protect ( FLAG_PROTECT_SET,
+			CFG_FLASH_BASE,
+			CFG_FLASH_BASE + monitor_flash_len - 1,
+			&flash_info[0] );
+
+	flash_protect ( FLAG_PROTECT_SET,
+			CFG_ENV_ADDR,
+			CFG_ENV_ADDR + CFG_ENV_SIZE - 1, &flash_info[0] );
 
-		if (i == 0)
-			flashbase = PHYS_FLASH_1;
-		else
-			panic ("configured too many flash banks!\n");
-
-		sector = 0;
-		start_address = flashbase;
-		flash_info[i].size = 0;
-
-		for (j = 0; j < flash_nb_blocks; j++) {
-			for (k = 0; k < pOrgDef[j].sector_number; k++) {
-				flash_info[i].start[sector++] = start_address;
-				start_address += pOrgDef[j].sector_size;
-				flash_info[i].size += pOrgDef[j].sector_size;
-			}
-		}
+	return size;
+}
 
-		size += flash_info[i].size;
+/*-----------------------------------------------------------------------
+ */
+static void flash_get_offsets (ulong base, flash_info_t *info)
+{
+	int i;
 
-		if ((flash_info[i].flash_id & FLASH_TYPEMASK) ==
-			(ATM_ID_BV6416 & FLASH_TYPEMASK)){	/* AT49BV6416 Flash */
+	if (info->flash_id == FLASH_UNKNOWN) {
+		return;
+	}
 
-			/* Unlock all sectors at reset */
-			for (j=0; j<flash_info[i].sector_count; j++){
-				flash_unlock_sector(&flash_info[i], j);
-			}
+	if ((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_INTEL) {
+		for (i = 0; i < info->sector_count; i++) {
+			info->start[i] = base + (i * PHYS_FLASH_SECT_SIZE);
+			info->protect[i] = 0;
 		}
 	}
-
-	/* Protect binary boot image */
-	flash_protect (FLAG_PROTECT_SET,
-		       CFG_FLASH_BASE,
-		       CFG_FLASH_BASE + CFG_BOOT_SIZE - 1, &flash_info[0]);
-
-	/* Protect environment variables */
-	flash_protect (FLAG_PROTECT_SET,
-		       CFG_ENV_ADDR,
-		       CFG_ENV_ADDR + CFG_ENV_SIZE - 1, &flash_info[0]);
-
-	/* Protect U-Boot gzipped image */
-	flash_protect (FLAG_PROTECT_SET,
-		       CFG_U_BOOT_BASE,
-		       CFG_U_BOOT_BASE + CFG_U_BOOT_SIZE - 1, &flash_info[0]);
-
-	return size;
 }
 
 /*-----------------------------------------------------------------------
  */
-void flash_print_info (flash_info_t * info)
+void flash_print_info (flash_info_t *info)
 {
 	int i;
 
+	if (info->flash_id == FLASH_UNKNOWN) {
+		printf ("missing or unknown FLASH type\n");
+		return;
+	}
+
 	switch (info->flash_id & FLASH_VENDMASK) {
-	case (ATM_MANUFACT & FLASH_VENDMASK):
-		printf ("Atmel: ");
+	case FLASH_MAN_INTEL:
+		printf ("INTEL ");
 		break;
 	default:
 		printf ("Unknown Vendor ");
@@ -248,56 +154,119 @@
 	}
 
 	switch (info->flash_id & FLASH_TYPEMASK) {
-	case (ATM_ID_BV1614 & FLASH_TYPEMASK):
-		printf ("AT49BV1614 (16Mbit)\n");
-		break;
-	case (ATM_ID_BV1614A & FLASH_TYPEMASK):
-		printf ("AT49BV1614A (16Mbit)\n");
+	case FLASH_28F128J3A:
+		printf ("28F128J3A\n");
 		break;
-	case (ATM_ID_BV6416 & FLASH_TYPEMASK):
-		printf ("AT49BV6416 (64Mbit)\n");
+
+	case FLASH_28F640J3A:
+		printf ("28F640J3A\n");
 		break;
 	default:
 		printf ("Unknown Chip Type\n");
-		return;
+		break;
 	}
 
 	printf ("  Size: %ld MB in %d Sectors\n",
-		info->size >> 20, info->sector_count);
+			info->size >> 20, info->sector_count);
 
 	printf ("  Sector Start Addresses:");
-	for (i = 0; i < info->sector_count; i++) {
-		if ((i % 5) == 0) {
+	for (i = 0; i < info->sector_count; ++i) {
+		if ((i % 5) == 0)
 			printf ("\n   ");
-		}
-		printf (" %08lX%s", info->start[i],
+		printf (" %08lX%s",
+			info->start[i],
 			info->protect[i] ? " (RO)" : "     ");
 	}
 	printf ("\n");
+	return;
 }
 
-/*-----------------------------------------------------------------------
+/*
+ * The following code cannot be run from FLASH!