C++ read_dataflash函数代码示例

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本文整理汇总了C++中read_dataflash函数的典型用法代码示例。如果您正苦于以下问题：C++ read_dataflash函数的具体用法？C++ read_dataflash怎么用？C++ read_dataflash使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。

在下文中一共展示了read_dataflash函数的18个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于我们的系统推荐出更棒的C++代码示例。

示例1: env_get_char_spec

uchar env_get_char_spec (int index)
{
	uchar c;
	read_dataflash(CFG_ENV_ADDR + index + offsetof(env_t,data),
	1, (char *)&c);
	return (c);
}

开发者ID:AceecaNZ，项目名称:MEZ1500Rev2dLinuxUboot，代码行数:7，代码来源:env_dataflash.c

示例2: env_relocate_spec

void env_relocate_spec(void)
{
	char buf[CONFIG_ENV_SIZE];

	read_dataflash(CONFIG_ENV_ADDR, CONFIG_ENV_SIZE, buf);

	env_import(buf, 1);
}

开发者ID:Brian1013，项目名称:u-boot，代码行数:8，代码来源:env_dataflash.c

示例3: do_mem_cp

int do_mem_cp ( cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
{
	ulong	addr, dest, count;
	int	size;

	if (argc != 4) {
		cmd_usage(cmdtp);
		return 1;
	}

	/* Check for size specification.
	*/
	if ((size = cmd_get_data_size(argv[0], 4)) < 0)
		return 1;

	addr = simple_strtoul(argv[1], NULL, 16);
	addr += base_address;

	dest = simple_strtoul(argv[2], NULL, 16);
	dest += base_address;

	count = simple_strtoul(argv[3], NULL, 16);

	if (count == 0) {
		puts ("Zero length ???\n");
		return 1;
	}

#ifndef CONFIG_SYS_NO_FLASH
	/* check if we are copying to Flash */
	if ( (addr2info(dest) != NULL)
#ifdef CONFIG_HAS_DATAFLASH
	   && (!addr_dataflash(dest))
#endif
	   ) {
		int rc;

		puts ("Copy to Flash... ");

		rc = flash_write ((char *)addr, dest, count*size);
		if (rc != 0) {
			flash_perror (rc);
			return (1);
		}
		puts ("done\n");
		return 0;
	}
#endif

#ifdef CONFIG_HAS_DATAFLASH
	/* Check if we are copying from RAM or Flash to DataFlash */
	if (addr_dataflash(dest) && !addr_dataflash(addr)){
		int rc;

		puts ("Copy to DataFlash... ");

		rc = write_dataflash (dest, addr, count*size);

		if (rc != 1) {
			dataflash_perror (rc);
			return (1);
		}
		puts ("done\n");
		return 0;
	}

	/* Check if we are copying from DataFlash to RAM */
	if (addr_dataflash(addr) && !addr_dataflash(dest)
#ifndef CONFIG_SYS_NO_FLASH
				 && (addr2info(dest) == NULL)
#endif
	   ){
		int rc;
		rc = read_dataflash(addr, count * size, (char *) dest);
		if (rc != 1) {
			dataflash_perror (rc);
			return (1);
		}
		return 0;
	}

	if (addr_dataflash(addr) && addr_dataflash(dest)){
		puts ("Unsupported combination of source/destination.\n\r");
		return 1;
	}
#endif

#ifdef CONFIG_BLACKFIN
	/* See if we're copying to/from L1 inst */
	if (addr_bfin_on_chip_mem(dest) || addr_bfin_on_chip_mem(addr)) {
		memcpy((void *)dest, (void *)addr, count * size);
		return 0;
	}
#endif

#ifdef CONFIG_SPIFI
	if (spifi_addr(dest) || spifi_addr(dest + count)) {
		if (spifi_addr(addr) || spifi_addr(addr + count)) {
			puts ("Cannot copy from SPIFI to SPIFI, aborting.\n\r");
			return 1;
//.........这里部分代码省略.........

开发者ID:tijs14tijs，项目名称:u-boot，代码行数:101，代码来源:cmd_mem.c

示例4: do_mem_cp

int do_mem_cp (struct cmd_ctx *ctx, int argc, char * const argv[])
{
	ulong	addr, dest, count;
	int	size;

	if (argc != 4)
		return cmd_usage(ctx->cmdtp);

	/* Check for size specification.
	*/
	if ((size = cmd_get_data_size(argv[0], 4)) < 0)
		return 1;

	addr = simple_strtoul(argv[1], NULL, 16);
	addr += base_address;

	dest = simple_strtoul(argv[2], NULL, 16);
	dest += base_address;

	count = simple_strtoul(argv[3], NULL, 16);

	if (count == 0) {
		puts ("Zero length ???\n");
		return 1;
	}

#ifndef CONFIG_SYS_NO_FLASH
	/* check if we are copying to Flash */
	if ( (addr2info(dest) != NULL)
#ifdef CONFIG_HAS_DATAFLASH
	   && (!addr_dataflash(dest))
#endif
	   ) {
		int rc;

		puts ("Copy to Flash... ");

		rc = flash_write ((char *)addr, dest, count*size);
		if (rc != 0) {
			flash_perror (rc);
			return (1);
		}
		puts ("done\n");
		return 0;
	}
#endif

#ifdef CONFIG_HAS_DATAFLASH
	/* Check if we are copying from RAM or Flash to DataFlash */
	if (addr_dataflash(dest) && !addr_dataflash(addr)){
		int rc;

		puts ("Copy to DataFlash... ");

		rc = write_dataflash (dest, addr, count*size);

		if (rc != 1) {
			dataflash_perror (rc);
			return (1);
		}
		puts ("done\n");
		return 0;
	}

	/* Check if we are copying from DataFlash to RAM */
	if (addr_dataflash(addr) && !addr_dataflash(dest)
#ifndef CONFIG_SYS_NO_FLASH
				 && (addr2info(dest) == NULL)
#endif
	   ){
		int rc;
		rc = read_dataflash(addr, count * size, (char *) dest);
		if (rc != 1) {
			dataflash_perror (rc);
			return (1);
		}
		return 0;
	}

	if (addr_dataflash(addr) && addr_dataflash(dest)){
		puts ("Unsupported combination of source/destination.\n\r");
		return 1;
	}
#endif

#ifdef CONFIG_BLACKFIN
	/* See if we're copying to/from L1 inst */
	if (addr_bfin_on_chip_mem(dest) || addr_bfin_on_chip_mem(addr)) {
		memcpy((void *)dest, (void *)addr, count * size);
		return 0;
	}
#endif

	while (count-- > 0) {
		if (size == 4)
			*((ulong  *)dest) = *((ulong  *)addr);
		else if (size == 2)
			*((ushort *)dest) = *((ushort *)addr);
		else
			*((u_char *)dest) = *((u_char *)addr);
//.........这里部分代码省略.........

开发者ID:ierton，项目名称:mboot，代码行数:101，代码来源:cmd_mem.c

示例5: do_mem_cp64

int do_mem_cp64 ( cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
{
    uint64_t	addr, dest, count;
    int		size;

    if (argc != 4)
        return CMD_RET_USAGE;

    /* Check for size specification.
    */
    if ((size = cmd_get_data_size(argv[0], 8)) < 0)
        return 1;

    addr = simple_strtoull(argv[1], NULL, 16);
    addr |= base_address64;

    dest = simple_strtoull(argv[2], NULL, 16);
    dest |= base_address64;

    count = simple_strtoull(argv[3], NULL, 16);

    if (count == 0) {
        puts ("Zero length ???\n");
        return 1;
    }

#ifndef CONFIG_SYS_NO_FLASH
    /* check if we are copying to Flash */
    if ( (dest < 0xc0000000 && addr2info(dest) != NULL)
#ifdef CONFIG_HAS_DATAFLASH
            && (!addr_dataflash(dest))
#endif
       ) {
        int rc;

        if (addr + count >= 0x100000000ull) {
            puts("Source address too high to copy to flash\n");
            return 1;
        }
        puts ("Copy to Flash... ");

        rc = flash_write ((char *)((uint32_t)addr), (uint32_t)dest,
                          count * size);
        if (rc != 0) {
            flash_perror (rc);
            return (1);
        }
        puts ("done\n");
        return 0;
    }
#endif

#ifdef CONFIG_HAS_DATAFLASH
    /* Check if we are copying from RAM or Flash to DataFlash */
    if ((dest < 0xc0000000) &&
            addr_dataflash((uint32_t)dest) && !addr_dataflash((uint32_t)addr)) {
        int rc;

        if (addr + count >= 0x100000000ull) {
            puts("Source address is too high to copy to flash\n");
            return 1;
        }
        puts ("Copy to DataFlash... ");

        rc = write_dataflash (dest, addr, count*size);

        if (rc != 1) {
            dataflash_perror (rc);
            return (1);
        }
        puts ("done\n");
        return 0;
    }

    /* Check if we are copying from DataFlash to RAM */
    if ((addr < 0xc0000000) && addr_dataflash((uint32_t)addr) &&
            (dest + count < 0x100000000ull) && !addr_dataflash((uint32_t)dest)
#ifndef CONFIG_SYS_NO_FLASH
            && (addr2info((uint32_t)dest) == NULL)
#endif
       ) {
        int rc;
        rc = read_dataflash((uint32_t)addr, count * size,
                            (char *)((uint32_t)dest));
        if (rc != 1) {
            dataflash_perror (rc);
            return (1);
        }
        return 0;
    }

    if ((addr | dest) < 0x10000000ull &&
            addr_dataflash(addr) && addr_dataflash(dest)) {
        puts ("Unsupported combination of source/destination.\n\r");
        return 1;
    }
#endif

    while (count-- > 0) {
        if (size == 8)
//.........这里部分代码省略.........

开发者ID:jhbsz，项目名称:u-boot-cavium，代码行数:101，代码来源:cmd_mem64.c

示例6: do_mem_md64

int do_mem_md64(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
{
    uint64_t	addr, length;
#if defined(CONFIG_HAS_DATAFLASH)
    uint64_t	nbytes, linebytes;
#endif
    int		size;
    int		rc = CMD_RET_SUCCESS;
    int		swap = 0;

    /* We use the last specified parameters, unless new ones are
     * entered.
     */
    addr = dp_last_addr;
    size = dp_last_size;
    length = dp_last_length;
    swap = dp_last_swap;

    if (argc < 2)
        return CMD_RET_USAGE;

    if ((flag & CMD_FLAG_REPEAT) == 0) {
        /* New command specified.  Check for a size specification.
         * Defaults to long if no or incorrect specification.
         */
        if ((size = cmd_get_data_size(argv[0], 8)) < 0)
            return 1;

        swap = cmd_get_data_swap64(argv[0]);
        /* Address is specified since argc > 1
        */
        addr = simple_strtoull(argv[1], NULL, 16);
        addr |= base_address64;

        /* If another parameter, it is the length to display.
         * Length is the number of objects, not number of bytes.
         */
        if (argc > 2)
            length = simple_strtoul(argv[2], NULL, 16);
    }

#if defined(CONFIG_HAS_DATAFLASH)
    /* Print the lines.
     *
     * We buffer all read data, so we can make sure data is read only
     * once, and all accesses are with the specified bus width.
     */
    nbytes = length * size;
    do {
        char	linebuf[DISP_LINE_LEN];
        void* p;
        linebytes = (nbytes>DISP_LINE_LEN)?DISP_LINE_LEN:nbytes;

        rc = read_dataflash(addr, (linebytes/size)*size, linebuf);
        p = (rc == DATAFLASH_OK) ? linebuf : (void*)addr;
        print_buffer(addr, p, size, linebytes/size, DISP_LINE_LEN/size);

        nbytes -= linebytes;
        addr += linebytes;
        if (ctrlc()) {
            rc = 1;
            break;
        }
    } while (nbytes > 0);
#else

    {
        /* Print the lines. */
        print_buffer64(addr, addr, size, length, swap,
                       DISP_LINE_LEN/size);
        addr += size * length;
    }
#endif

    dp_last_addr = addr;
    dp_last_length = length;
    dp_last_size = size;
    dp_last_swap = swap;
    return rc;
}

开发者ID:jhbsz，项目名称:u-boot-cavium，代码行数:80，代码来源:cmd_mem64.c

示例7: do_mem_cp


//.........这里部分代码省略.........
		}
		puts ("done\n");
		return 0;
	}
#endif

#if defined(CONFIG_CMD_MMC)
	if (mmc2info(dest)) {
		int rc;

		puts ("Copy to MMC... ");
		switch (rc = mmc_write ((uchar *)addr, dest, count*size)) {
		case 0:
			putc ('\n');
			return 1;
		case -1:
			puts ("failed\n");
			return 1;
		default:
			printf ("%s[%d] FIXME: rc=%d\n",__FILE__,__LINE__,rc);
			return 1;
		}
		puts ("done\n");
		return 0;
	}

	if (mmc2info(addr)) {
		int rc;

		puts ("Copy from MMC... ");
		switch (rc = mmc_read (addr, (uchar *)dest, count*size)) {
		case 0:
			putc ('\n');
			return 1;
		case -1:
			puts ("failed\n");
			return 1;
		default:
			printf ("%s[%d] FIXME: rc=%d\n",__FILE__,__LINE__,rc);
			return 1;
		}
		puts ("done\n");
		return 0;
	}
#endif

#ifdef CONFIG_HAS_DATAFLASH
	/* Check if we are copying from RAM or Flash to DataFlash */
	if (addr_dataflash(dest) && !addr_dataflash(addr)){
		int rc;

		puts ("Copy to DataFlash... ");

		rc = write_dataflash (dest, addr, count*size);

		if (rc != 1) {
			dataflash_perror (rc);
			return (1);
		}
		puts ("done\n");
		return 0;
	}

	/* Check if we are copying from DataFlash to RAM */
	if (addr_dataflash(addr) && !addr_dataflash(dest) && (addr2info(dest)==NULL) ){
		int rc;
		rc = read_dataflash(addr, count * size, (char *) dest);
		if (rc != 1) {
			dataflash_perror (rc);
			return (1);
		}
		return 0;
	}

	if (addr_dataflash(addr) && addr_dataflash(dest)){
		puts ("Unsupported combination of source/destination.\n\r");
		return 1;
	}
#endif

#ifdef CONFIG_BLACKFIN
	/* See if we're copying to/from L1 inst */
	if (addr_bfin_on_chip_mem(dest) || addr_bfin_on_chip_mem(addr)) {
		memcpy((void *)dest, (void *)addr, count * size);
		return 0;
	}
#endif

	while (count-- > 0) {
		if (size == 4)
			*((ulong  *)dest) = *((ulong  *)addr);
		else if (size == 2)
			*((ushort *)dest) = *((ushort *)addr);
		else
			*((u_char *)dest) = *((u_char *)addr);
		addr += size;
		dest += size;
	}
	return 0;
}

开发者ID:CharlieWood，项目名称:uboot-imx，代码行数:101，代码来源:cmd_mem.c

示例8: genimg_get_image

/**
 * genimg_get_image - get image from special storage (if necessary)
 * @img_addr: image start address
 *
 * genimg_get_image() checks if provided image start adddress is located
 * in a dataflash storage. If so, image is moved to a system RAM memory.
 *
 * returns:
 *     image start address after possible relocation from special storage
 */
ulong genimg_get_image(ulong img_addr)
{
	ulong ram_addr = img_addr;

#ifdef CONFIG_HAS_DATAFLASH
	ulong h_size, d_size;

	if (addr_dataflash(img_addr)) {
		void *buf;

		/* ger RAM address */
		ram_addr = CONFIG_SYS_LOAD_ADDR;

		/* get header size */
		h_size = image_get_header_size();
#if defined(CONFIG_FIT)
		if (sizeof(struct fdt_header) > h_size)
			h_size = sizeof(struct fdt_header);
#endif

		/* read in header */
		debug("   Reading image header from dataflash address "
			"%08lx to RAM address %08lx\n", img_addr, ram_addr);

		buf = map_sysmem(ram_addr, 0);
		read_dataflash(img_addr, h_size, buf);

		/* get data size */
		switch (genimg_get_format(buf)) {
#if defined(CONFIG_IMAGE_FORMAT_LEGACY)
		case IMAGE_FORMAT_LEGACY:
			d_size = image_get_data_size(buf);
			debug("   Legacy format image found at 0x%08lx, "
					"size 0x%08lx\n",
					ram_addr, d_size);
			break;
#endif
#if defined(CONFIG_FIT)
		case IMAGE_FORMAT_FIT:
			d_size = fit_get_size(buf) - h_size;
			debug("   FIT/FDT format image found at 0x%08lx, "
					"size 0x%08lx\n",
					ram_addr, d_size);
			break;
#endif
		default:
			printf("   No valid image found at 0x%08lx\n",
				img_addr);
			return ram_addr;
		}

		/* read in image data */
		debug("   Reading image remaining data from dataflash address "
			"%08lx to RAM address %08lx\n", img_addr + h_size,
			ram_addr + h_size);

		read_dataflash(img_addr + h_size, d_size,
				(char *)(buf + h_size));

	}
#endif /* CONFIG_HAS_DATAFLASH */

	return ram_addr;
}

开发者ID:Android4SAM，项目名称:u-boot-at91，代码行数:74，代码来源:image.c

示例9: env_relocate_spec

void env_relocate_spec (void)
{
	read_dataflash(CFG_ENV_ADDR, CFG_ENV_SIZE, (char *)env_ptr);
}

开发者ID:AceecaNZ，项目名称:MEZ1500Rev2dLinuxUboot，代码行数:4，代码来源:env_dataflash.c

示例10: do_mem_cp


//.........这里部分代码省略.........

		puts ("Copy to Flash... ");
		printf ("\n Copy %d byte to Flash... ",count*size);

		rc = flash_write ((uchar *)addr, dest, count*size);
		if (rc != 0) {
			flash_perror (rc);
			return (1);
		}
		puts ("done\n");
		return 0;
	}
#endif

#if (CONFIG_COMMANDS & CFG_CMD_MMC)
	if (mmc2info(dest)) {
		int rc;

		puts ("Copy to MMC... ");
		switch (rc = mmc_write ((uchar *)addr, dest, count*size)) {
		case 0:
			putc ('\n');
			return 1;
		case -1:
			puts ("failed\n");
			return 1;
		default:
			printf ("%s[%d] FIXME: rc=%d\n",__FILE__,__LINE__,rc);
			return 1;
		}
		puts ("done\n");
		return 0;
	}

	if (mmc2info(addr)) {
		int rc;

		puts ("Copy from MMC... ");
		switch (rc = mmc_read (addr, (uchar *)dest, count*size)) {
		case 0:
			putc ('\n');
			return 1;
		case -1:
			puts ("failed\n");
			return 1;
		default:
			printf ("%s[%d] FIXME: rc=%d\n",__FILE__,__LINE__,rc);
			return 1;
		}
		puts ("done\n");
		return 0;
	}
#endif

#ifdef CONFIG_HAS_DATAFLASH
	/* Check if we are copying from RAM or Flash to DataFlash */
	if (addr_dataflash(dest) && !addr_dataflash(addr)){
		int rc;

		puts ("Copy to DataFlash... ");

		rc = write_dataflash (dest, addr, count*size);

		if (rc != 1) {
			dataflash_perror (rc);
			return (1);
		}
		puts ("done\n");
		return 0;
	}

	/* Check if we are copying from DataFlash to RAM */
	if (addr_dataflash(addr) && !addr_dataflash(dest) && (addr2info(dest)==NULL) ){
		int rc;
		rc = read_dataflash(addr, count * size, (char *) dest);
		if (rc != 1) {
			dataflash_perror (rc);
			return (1);
		}
		return 0;
	}

	if (addr_dataflash(addr) && addr_dataflash(dest)){
		puts ("Unsupported combination of source/destination.\n\r");
		return 1;
	}
#endif

	while (count-- > 0) {
		if (size == 4)
			*((ulong  *)dest) = *((ulong  *)addr);
		else if (size == 2)
			*((ushort *)dest) = *((ushort *)addr);
		else
			*((u_char *)dest) = *((u_char *)addr);
		addr += size;
		dest += size;
	}
	return 0;
}

开发者ID:8devices，项目名称:u-boot，代码行数:101，代码来源:cmd_mem.c

示例11: do_mem_cp

int do_mem_cp ( cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
{
	ulong	addr, dest, count;
	int	size;

	if (argc != 4) {
		cmd_usage(cmdtp);
		return 1;
	}

	/* Check for size specification.
	*/
	if ((size = cmd_get_data_size(argv[0], 4)) < 0)
		return 1;

	addr = simple_strtoul(argv[1], NULL, 16);
	addr += base_address;

	dest = simple_strtoul(argv[2], NULL, 16);
	dest += base_address;

	count = simple_strtoul(argv[3], NULL, 16);

	if (count == 0) {
		puts ("Zero length ???\n");
		return 1;
	}

#ifndef CONFIG_SYS_NO_FLASH
	/* check if we are copying to Flash */
	if ( (addr2info(dest) != NULL)
#ifdef CONFIG_HAS_DATAFLASH
	   && (!addr_dataflash(dest))
#endif
	   ) {
		int rc;
		int i, diff;
		int step = 131072; //arbitrary value - 
		//found to be good for gauging time in flash transfer

		puts ("Copy to Flash...\n");
		
		/*rc = flash_write ((char *)addr, dest, count*size);
		if(rc != 0){
		        flash_perror (rc);
			return (1); 
		}
		*/
		for(i = 0; i < count; i+= step*size) {
		        if((diff = (count - i)) >= step*size) {
		                rc = flash_write ((char *)addr+i*size, 
						  dest+i*size, step*size);
			} else {
			        rc = flash_write ((char *)addr+i*size, 
						  dest+i*size, diff*size);
			}
			if (rc != 0) {
			        flash_perror (rc);
				return (1);
			}
			puts (".");
		}
		puts (" done\n");
		return 0;
	}
#endif

#ifdef CONFIG_HAS_DATAFLASH
	/* Check if we are copying from RAM or Flash to DataFlash */
	if (addr_dataflash(dest) && !addr_dataflash(addr)){
		int rc;

		puts ("Copy to DataFlash... ");

		rc = write_dataflash (dest, addr, count*size);

		if (rc != 1) {
			dataflash_perror (rc);
			return (1);
		}
		puts ("done\n");
		return 0;
	}

	/* Check if we are copying from DataFlash to RAM */
	if (addr_dataflash(addr) && !addr_dataflash(dest)
#ifndef CONFIG_SYS_NO_FLASH
				 && (addr2info(dest) == NULL)
#endif
	   ){
		int rc;
		rc = read_dataflash(addr, count * size, (char *) dest);
		if (rc != 1) {
			dataflash_perror (rc);
			return (1);
		}
		return 0;
	}

	if (addr_dataflash(addr) && addr_dataflash(dest)){
//.........这里部分代码省略.........

开发者ID:Biamp-Systems，项目名称:mb-u-boot，代码行数:101，代码来源:cmd_mem.c

示例12: do_mem_cp

static int do_mem_cp(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
{
	ulong	addr, dest, count, bytes;
	int	size;
	const void *src;
	void *buf;

	if (argc != 4)
		return CMD_RET_USAGE;

	/* Check for size specification.
	*/
	if ((size = cmd_get_data_size(argv[0], 4)) < 0)
		return 1;

	addr = simple_strtoul(argv[1], NULL, 16);
	addr += base_address;

	dest = simple_strtoul(argv[2], NULL, 16);
	dest += base_address;

	count = simple_strtoul(argv[3], NULL, 16);

	if (count == 0) {
		puts ("Zero length ???\n");
		return 1;
	}

#ifndef CONFIG_SYS_NO_FLASH
	/* check if we are copying to Flash */
	if ( (addr2info(dest) != NULL)
#ifdef CONFIG_HAS_DATAFLASH
	   && (!addr_dataflash(dest))
#endif
	   ) {
		int rc;

		puts ("Copy to Flash... ");

		rc = flash_write ((char *)addr, dest, count*size);
		if (rc != 0) {
			flash_perror (rc);
			return (1);
		}
		puts ("done\n");
		return 0;
	}
#endif

#ifdef CONFIG_HAS_DATAFLASH
	/* Check if we are copying from RAM or Flash to DataFlash */
	if (addr_dataflash(dest) && !addr_dataflash(addr)){
		int rc;

		puts ("Copy to DataFlash... ");

		rc = write_dataflash (dest, addr, count*size);

		if (rc != 1) {
			dataflash_perror (rc);
			return (1);
		}
		puts ("done\n");
		return 0;
	}

	/* Check if we are copying from DataFlash to RAM */
	if (addr_dataflash(addr) && !addr_dataflash(dest)
#ifndef CONFIG_SYS_NO_FLASH
				 && (addr2info(dest) == NULL)
#endif
	   ){
		int rc;
		rc = read_dataflash(addr, count * size, (char *) dest);
		if (rc != 1) {
			dataflash_perror (rc);
			return (1);
		}
		return 0;
	}

	if (addr_dataflash(addr) && addr_dataflash(dest)){
		puts ("Unsupported combination of source/destination.\n\r");
		return 1;
	}
#endif

#ifdef CONFIG_BLACKFIN
	/* See if we're copying to/from L1 inst */
	if (addr_bfin_on_chip_mem(dest) || addr_bfin_on_chip_mem(addr)) {
		memcpy((void *)dest, (void *)addr, count * size);
		return 0;
	}
#endif

	bytes = size * count;
	buf = map_sysmem(dest, bytes);
	src = map_sysmem(addr, bytes);
	while (count-- > 0) {
		if (size == 4)
//.........这里部分代码省略.........

开发者ID:150balbes，项目名称:Amlogic_S905-u-boot，代码行数:101，代码来源:cmd_mem.c

示例13: check_trx

int check_trx(int mode)
{
	ulong addr;
	ulong data, len, checksum;
    int verify;
    char *s;
	image_header_t *hdr = &header;
	
	s = getenv("verify");
	verify = (s && (*s == 'n')) ? 0 : 1;
	
	if (mode == 0)
		addr = CFG_FLASH_BASE + 0x50000;
	else
		addr = load_addr;
	
//	printf("## Booting image at %08lx ...\n", addr);
	printf("## Checking image at %08lx ...\n", addr);
	
	/* Copy header so we can blank CRC field for re-calculation */
#ifdef CONFIG_HAS_DATAFLASH
	if (addr_dataflash(addr))
	{
		read_dataflash(addr, sizeof(image_header_t), (char *)&header);
	} 
#endif
#if defined (CFG_ENV_IS_IN_NAND)
	if (addr >= CFG_FLASH_BASE)
		ranand_read(&header, (char *)(addr - CFG_FLASH_BASE), sizeof(image_header_t));
	else
		memmove (&header, (char *)addr, sizeof(image_header_t));
#elif defined (CFG_ENV_IS_IN_SPI)
	if (addr >= CFG_FLASH_BASE)
		raspi_read(&header, (char *)(addr - CFG_FLASH_BASE), sizeof(image_header_t));
	else
		memmove (&header, (char *)addr, sizeof(image_header_t));
#else //CFG_ENV_IS_IN_FLASH
	memmove (&header, (char *)addr, sizeof(image_header_t));
#endif //CFG_ENV_IS_IN_FLASH
	
	if (ntohl(hdr->ih_magic) != IH_MAGIC)
	{
		printf("Bad Magic Number,%08X \n", ntohl(hdr->ih_magic));
		return 1;
	}
//	else
//		printf("Magic Number: %08X, OK\n", ntohl(hdr->ih_magic));
	
	data = (ulong)&header;
	len  = sizeof(image_header_t);
	
	checksum = ntohl(hdr->ih_hcrc);
	hdr->ih_hcrc = 0;
	
	if (crc32(0, (char *)data, len) != checksum)
	{
		puts("Bad Header Checksum\n");
		return 1; 
	}
//	else
//		puts("Header Checksum OK\n");
	
	/* for multi-file images we need the data part, too */
	print_image_hdr((image_header_t *)hdr);
	
	data = addr + sizeof(image_header_t);
	len  = ntohl(hdr->ih_size);
	
#ifdef CONFIG_HAS_DATAFLASH
	if (addr_dataflash(addr))
	{
		read_dataflash(data, len, (char *)CFG_LOAD_ADDR);
		data = CFG_LOAD_ADDR;
	}
#endif
	
#if defined (CFG_ENV_IS_IN_NAND)
	if (addr >= CFG_FLASH_BASE) {
		ulong load_addr = CFG_SPINAND_LOAD_ADDR;
		ranand_read(load_addr, data - CFG_FLASH_BASE, len);
		data = load_addr;
	}
#elif defined (CFG_ENV_IS_IN_SPI)
	if (addr >= CFG_FLASH_BASE) {
		ulong load_addr = CFG_SPINAND_LOAD_ADDR;
		raspi_read(load_addr, data - CFG_FLASH_BASE, len);
		data = load_addr;
	}
#else //CFG_ENV_IS_IN_FLASH
#endif

	if (verify) 
	{
		puts("   Verifying Checksum ... ");
		if (crc32(0, (char *)data, len) != ntohl(hdr->ih_dcrc)) 
		{
			printf("Bad Data CRC\n");
			return 1;
		}
//		puts("Data CRC OK\n");
//.........这里部分代码省略.........

开发者ID:schidler，项目名称:flyzjhz-rt-n56u，代码行数:101，代码来源:cmd_tftpServer.c

示例14: do_mem_cp

int do_mem_cp ( cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
{
	ulong	addr, dest, count;
	int	size;

	if (argc != 4) {
		cmd_usage(cmdtp);
		return 1;
	}

	/* Check for size specification.
	*/
	if ((size = cmd_get_data_size(argv[0], 4)) < 0)
		return 1;

	addr = simple_strtoul(argv[1], NULL, 16);
	addr += base_address;

	dest = simple_strtoul(argv[2], NULL, 16);
	dest += base_address;

	count = simple_strtoul(argv[3], NULL, 16);

	if (count == 0) {
		puts ("Zero length ???\n");
		return 1;
	}

#ifndef CONFIG_SYS_NO_FLASH
	/* check if we are copying to Flash */
	if ( (addr2info(dest) != NULL)
#ifdef CONFIG_HAS_DATAFLASH
	   && (!addr_dataflash(dest))
#endif
	   ) {
		int rc;

		puts ("Copy to Flash... ");
#if 0
#if defined(CONFIG_MARVELL)
		/* If source addr is flash copy data to memory first */
		if (addr2info(addr) != NULL)
		{       char* tmp_buff;
			int i;
			if (NULL == (tmp_buff = malloc(count*size)))
			{
				puts (" Copy fail, NULL pointer buffer\n");
				return (1);
			}
			for( i = 0 ; i < (count*size); i++)
				*(tmp_buff + i) = *((char *)addr + i);

			rc = flash_write (tmp_buff, dest, count*size);
			free(tmp_buff);
		}
		else
#endif /* defined(CONFIG_MARVELL) */
#endif
		rc = flash_write ((char *)addr, dest, count*size);
		if (rc != 0) {
			flash_perror (rc);
			return (1);
		}
		puts ("done\n");
		return 0;
	}
#endif

#ifdef CONFIG_HAS_DATAFLASH
	/* Check if we are copying from RAM or Flash to DataFlash */
	if (addr_dataflash(dest) && !addr_dataflash(addr)){
		int rc;

		puts ("Copy to DataFlash... ");

		rc = write_dataflash (dest, addr, count*size);

		if (rc != 1) {
			dataflash_perror (rc);
			return (1);
		}
		puts ("done\n");
		return 0;
	}

	/* Check if we are copying from DataFlash to RAM */
	if (addr_dataflash(addr) && !addr_dataflash(dest)
#ifndef CONFIG_SYS_NO_FLASH
				 && (addr2info(dest) == NULL)
#endif
	   ){
		int rc;
		rc = read_dataflash(addr, count * size, (char *) dest);
		if (rc != 1) {
			dataflash_perror (rc);
			return (1);
		}
		return 0;
	}

//.........这里部分代码省略.........

开发者ID:DentonGentry，项目名称:gfiber-gfrg100，代码行数:101，代码来源:cmd_mem.c

示例15: do_mem_cp


//.........这里部分代码省略.........
		}
		else
#endif /* defined(CONFIG_MARVELL) */
			rc = flash_write ((char *)addr, dest, count*size);

		if (rc != 0) {
			flash_perror (rc);
			return (1);
		}
		puts ("done\n");
		return 0;
	}
#endif

#if (CONFIG_COMMANDS & CFG_CMD_MMC)
	if (mmc2info(dest)) {
		int rc;

		puts ("Copy to MMC... ");
		switch (rc = mmc_write ((uchar *)addr, dest, count*size)) {
		case 0:
			putc ('\n');
			return 1;
		case -1:
			puts ("failed\n");
			return 1;
		default:
			printf ("%s[%d] FIXME: rc=%d\n",__FILE__,__LINE__,rc);
			return 1;
		}
		puts ("done\n");
		return 0;
	}

	if (mmc2info(addr)) {
		int rc;

		puts ("Copy from MMC... ");
		switch (rc = mmc_read (addr, (uchar *)dest, count*size)) {
		case 0:
			putc ('\n');
			return 1;
		case -1:
			puts ("failed\n");
			return 1;
		default:
			printf ("%s[%d] FIXME: rc=%d\n",__FILE__,__LINE__,rc);
			return 1;
		}
		puts ("done\n");
		return 0;
	}
#endif

#ifdef CONFIG_HAS_DATAFLASH
	/* Check if we are copying from RAM or Flash to DataFlash */
	if (addr_dataflash(dest) && !addr_dataflash(addr)){
		int rc;

		puts ("Copy to DataFlash... ");

		rc = write_dataflash (dest, addr, count*size);

		if (rc != 1) {
			dataflash_perror (rc);
			return (1);
		}
		puts ("done\n");
		return 0;
	}

	/* Check if we are copying from DataFlash to RAM */
	if (addr_dataflash(addr) && !addr_dataflash(dest) && (addr2info(dest)==NULL) ){
		int rc;
		rc = read_dataflash(addr, count * size, (char *) dest);
		if (rc != 1) {
			dataflash_perror (rc);
			return (1);
		}
		return 0;
	}

	if (addr_dataflash(addr) && addr_dataflash(dest)){
		puts ("Unsupported combination of source/destination.\n\r");
		return 1;
	}
#endif

	while (count-- > 0) {
		if (size == 4)
			*((ulong  *)dest) = *((ulong  *)addr);
		else if (size == 2)
			*((ushort *)dest) = *((ushort *)addr);
		else
			*((u_char *)dest) = *((u_char *)addr);
		addr += size;
		dest += size;
	}
	return 0;
}

开发者ID:TeXniKK，项目名称:silverstore-uboot，代码行数:101，代码来源:cmd_mem.c

示例16: do_mem_md

int do_mem_md ( cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
{
	ulong	addr, length;
#if defined(CONFIG_HAS_DATAFLASH)
	ulong	nbytes, linebytes;
#endif
	int	size;
	int rc = 0;

	/* We use the last specified parameters, unless new ones are
	 * entered.
	 */
	addr = dp_last_addr;
	size = dp_last_size;
	length = dp_last_length;

	if (argc < 2) {
		cmd_usage(cmdtp);
		return 1;
	}

	if ((flag & CMD_FLAG_REPEAT) == 0) {
		/* New command specified.  Check for a size specification.
		 * Defaults to long if no or incorrect specification.
		 */
		if ((size = cmd_get_data_size(argv[0], 4)) < 0)
			return 1;

		/* Address is specified since argc > 1
		*/
		addr = simple_strtoul(argv[1], NULL, 16);
		addr += base_address;

		/* If another parameter, it is the length to display.
		 * Length is the number of objects, not number of bytes.
		 */
		if (argc > 2)
			length = simple_strtoul(argv[2], NULL, 16);
	}

#if defined(CONFIG_HAS_DATAFLASH)
	/* Print the lines.
	 *
	 * We buffer all read data, so we can make sure data is read only
	 * once, and all accesses are with the specified bus width.
	 */
	nbytes = length * size;
	do {
		char	linebuf[DISP_LINE_LEN];
		void* p;
		linebytes = (nbytes>DISP_LINE_LEN)?DISP_LINE_LEN:nbytes;

		rc = read_dataflash(addr, (linebytes/size)*size, linebuf);
		p = (rc == DATAFLASH_OK) ? linebuf : (void*)addr;
		print_buffer(addr, p, size, linebytes/size, DISP_LINE_LEN/size);

		nbytes -= linebytes;
		addr += linebytes;
		if (ctrlc()) {
			rc = 1;
			break;
		}
	} while (nbytes > 0);
#else

# if defined(CONFIG_BLACKFIN)
	/* See if we're trying to display L1 inst */
	if (addr_bfin_on_chip_mem(addr)) {
		char linebuf[DISP_LINE_LEN];
		ulong linebytes, nbytes = length * size;
		do {
			linebytes = (nbytes > DISP_LINE_LEN) ? DISP_LINE_LEN : nbytes;
			memcpy(linebuf, (void *)addr, linebytes);
			print_buffer(addr, linebuf, size, linebytes/size, DISP_LINE_LEN/size);

			nbytes -= linebytes;
			addr += linebytes;
			if (ctrlc()) {
				rc = 1;
				break;
			}
		} while (nbytes > 0);
	} else
# endif

	{
		/* Print the lines. */
		print_buffer(addr, (void*)addr, size, length, DISP_LINE_LEN/size);
		addr += size*length;
	}
#endif

	dp_last_addr = addr;
	dp_last_length = length;
	dp_last_size = size;
	return (rc);
}

开发者ID:tijs14tijs，项目名称:u-boot，代码行数:97，代码来源:cmd_mem.c

示例17: do_bootm_linux

void do_bootm_linux (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[],
		     ulong addr, ulong *len_ptr, int verify)
{
	ulong len = 0, checksum;
	ulong initrd_start, initrd_end;
	ulong data;
	void (*theKernel)(int zero, int arch, uint params);
	image_header_t *hdr = &header;
	bd_t *bd = gd->bd;

#ifdef CONFIG_CMDLINE_TAG
	char *commandline = getenv ("bootargs");
#endif

	theKernel = (void (*)(int, int, uint))ntohl(hdr->ih_ep);

	/*
	 * Check if there is an initrd image
	 */
	if (argc >= 3) {
		SHOW_BOOT_PROGRESS (9);

		addr = simple_strtoul (argv[2], NULL, 16);

		printf ("## Loading Ramdisk Image at %08lx ...\n", addr);

		/* Copy header so we can blank CRC field for re-calculation */
#ifdef CONFIG_HAS_DATAFLASH
		if (addr_dataflash (addr)) {
			read_dataflash (addr, sizeof (image_header_t),
					(char *) &header);
		} else
#endif
			memcpy (&header, (char *) addr,
				sizeof (image_header_t));

		if (ntohl (hdr->ih_magic) != IH_MAGIC) {
			printf ("Bad Magic Number\n");
			SHOW_BOOT_PROGRESS (-10);
			do_reset (cmdtp, flag, argc, argv);
		}

		data = (ulong) & header;
		len = sizeof (image_header_t);

		checksum = ntohl (hdr->ih_hcrc);
		hdr->ih_hcrc = 0;

		if (crc32 (0, (unsigned char *) data, len) != checksum) {
			printf ("Bad Header Checksum\n");
			SHOW_BOOT_PROGRESS (-11);
			do_reset (cmdtp, flag, argc, argv);
		}

		SHOW_BOOT_PROGRESS (10);

		print_image_hdr (hdr);

		data = addr + sizeof (image_header_t);
		len = ntohl (hdr->ih_size);

#ifdef CONFIG_HAS_DATAFLASH
		if (addr_dataflash (addr)) {
			read_dataflash (data, len, (char *) CFG_LOAD_ADDR);
			data = CFG_LOAD_ADDR;
		}
#endif

		if (verify) {
			ulong csum = 0;

			printf ("   Verifying Checksum ... ");
			csum = crc32 (0, (unsigned char *) data, len);
			if (csum != ntohl (hdr->ih_dcrc)) {
				printf ("Bad Data CRC\n");
				SHOW_BOOT_PROGRESS (-12);
				do_reset (cmdtp, flag, argc, argv);
			}
			printf ("OK\n");
		}

		SHOW_BOOT_PROGRESS (11);

		if ((hdr->ih_os != IH_OS_LINUX) ||
		    (hdr->ih_arch != IH_CPU_ARM) ||
		    (hdr->ih_type != IH_TYPE_RAMDISK)) {
			printf ("No Linux ARM Ramdisk Image\n");
			SHOW_BOOT_PROGRESS (-13);
			do_reset (cmdtp, flag, argc, argv);
		}

#if defined(CONFIG_B2) || defined(CONFIG_EVB4510) || defined(CONFIG_ARMADILLO)
		/*
		 *we need to copy the ramdisk to SRAM to let Linux boot
		 */
		memmove ((void *) ntohl(hdr->ih_load), (uchar *)data, len);
		data = ntohl(hdr->ih_load);
#endif /* CONFIG_B2 || CONFIG_EVB4510 */

		/*
//.........这里部分代码省略.........

开发者ID:succulent，项目名称:u-boot-hummingbird-ovation，代码行数:101，代码来源:armlinux.c

示例18: do_mem_md

int do_mem_md ( cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
{
	ulong	addr, length;
	ulong	i, nbytes, linebytes;
	u_char	*cp;
	int	size;
	int rc = 0;

	/* We use the last specified parameters, unless new ones are
	 * entered.
	 */
	addr = dp_last_addr;
	size = dp_last_size;
	length = dp_last_length;

	if (argc < 2) {
		printf ("Usage:\n%s\n", cmdtp->usage);
		return 1;
	}

	if ((flag & CMD_FLAG_REPEAT) == 0) {
		/* New command specified.  Check for a size specification.
		 * Defaults to long if no or incorrect specification.
		 */
		if ((size = cmd_get_data_size(argv[0], 4)) < 0)
			return 1;

		/* Address is specified since argc > 1
		*/
		addr = simple_strtoul(argv[1], NULL, 16);
		addr += base_address;

		/* If another parameter, it is the length to display.
		 * Length is the number of objects, not number of bytes.
		 */
		if (argc > 2)
			length = simple_strtoul(argv[2], NULL, 16);
	}

	/* Print the lines.
	 *
	 * We buffer all read data, so we can make sure data is read only
	 * once, and all accesses are with the specified bus width.
	 */
	nbytes = length * size;
	do {
		char	linebuf[DISP_LINE_LEN];
		uint	*uip = (uint   *)linebuf;
		ushort	*usp = (ushort *)linebuf;
		u_char	*ucp = (u_char *)linebuf;
#ifdef CONFIG_HAS_DATAFLASH
		int rc;
#endif
		printf("%08lx:", addr);
		linebytes = (nbytes>DISP_LINE_LEN)?DISP_LINE_LEN:nbytes;

#ifdef CONFIG_HAS_DATAFLASH
		if ((rc = read_dataflash(addr, (linebytes/size)*size, linebuf)) == DATAFLASH_OK){
			/* if outside dataflash */
			/*if (rc != 1) {
				dataflash_perror (rc);
				return (1);
			}*/
			for (i=0; i<linebytes; i+= size) {
				if (size == 4) {
					printf(" %08x", *uip++);
				} else if (size == 2) {
					printf(" %04x", *usp++);
				} else {
					printf(" %02x", *ucp++);
				}
				addr += size;
			}

		} else {	/* addr does not correspond to DataFlash */
#endif
		for (i=0; i<linebytes; i+= size) {
			if (size == 4) {
				printf(" %08x", (*uip++ = *((uint *)addr)));
			} else if (size == 2) {
				printf(" %04x", (*usp++ = *((ushort *)addr)));
			} else {
				printf(" %02x", (*ucp++ = *((u_char *)addr)));
			}
			addr += size;
		}
#ifdef CONFIG_HAS_DATAFLASH
		}
#endif
		puts ("    ");
		cp = linebuf;
		for (i=0; i<linebytes; i++) {
			if ((*cp < 0x20) || (*cp > 0x7e))
				putc ('.');
			else
				printf("%c", *cp);
			cp++;
		}
		putc ('\n');
		nbytes -= linebytes;
//.........这里部分代码省略.........

开发者ID:8devices，项目名称:u-boot，代码行数:101，代码来源:cmd_mem.c

注：本文中的read_dataflash函数示例由纯净天空整理自Github/MSDocs等源码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。

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C++ read_dataflash函数代码示例

示例1: env_get_char_spec

示例2: env_relocate_spec

示例3: do_mem_cp

示例4: do_mem_cp

示例5: do_mem_cp64

示例6: do_mem_md64

示例7: do_mem_cp

示例8: genimg_get_image

示例9: env_relocate_spec

示例10: do_mem_cp

示例11: do_mem_cp

示例12: do_mem_cp

示例13: check_trx

示例14: do_mem_cp

示例15: do_mem_cp

示例16: do_mem_md

示例17: do_bootm_linux

示例18: do_mem_md

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