cmd: nfsdown: support FAT type imagesubmit/tizen/20170602.011955accepted/tizen/unified/20170602.154735

Add function to support FAT type image update, especially
for ramdisk.img. It will download image from nfs server,
and update using fatwrite command.

Change-Id: I8d65a266137f1e6b15899662bb907998ae084879
Signed-off-by: Jiho Chu <jiho.chu@samsung.com>

1 files changed, 48 insertions, 13 deletions

diff --git a/cmd/nfsdown.c b/cmd/nfsdown.c
index eced7c3195..bd31a7a230 100644
--- a/cmd/nfsdown.c
+++ b/cmd/nfsdown.c
@@ -26,14 +26,14 @@
 #define NFS_DOWNLOAD_ADDR	"0x40000000"
 #endif
 
-enum img_type {
-	IMG_TYPE_RAW,
-	IMG_TYPE_PART,
+enum img_layout {
+	RAW_ADDR,
+	FS_FAT,
 };
 
 struct img_info {
 	char name[LEN_NAME];
-	enum img_type type;
+	enum img_layout layout;
 
 	/* mmc info */
 	uint hwpart;
@@ -64,7 +64,8 @@ static char *g_update_image_names[] = {
 	"rootfs.img",
 	"system-data.img",
 	"user.img",
-	"modules.img"
+	"modules.img",
+	"ramdisk.img"
 };
 
 #if defined(CONFIG_CMD_USB) && defined(CONFIG_USB_HOST_ETHER)
@@ -186,7 +187,7 @@ static struct img_info *create_img_info(struct mmc *mmc, char *str_info)
 		goto create_img_err;
 
 	if (!strncmp(tok[1], "raw", 3)) {
-		info->type = IMG_TYPE_RAW;
+		info->layout = RAW_ADDR;
 		info->lba_start = simple_strtoul(tok[2], NULL, 0);
 		info->lba_size = simple_strtoul(tok[3], NULL, 0);
 		info->lba_blk_size = 512;
@@ -199,7 +200,7 @@ static struct img_info *create_img_info(struct mmc *mmc, char *str_info)
 		disk_partition_t partinfo;
 		uint offset = 0;
 
-		info->type = IMG_TYPE_PART;
+		info->layout = RAW_ADDR;
 		info->hwpart = simple_strtoul(tok[2], NULL, 0);
 		info->part = simple_strtoul(tok[3], NULL, 0);
 
@@ -217,10 +218,11 @@ static struct img_info *create_img_info(struct mmc *mmc, char *str_info)
 		info->lba_size  = partinfo.size - offset;
 		info->lba_blk_size = partinfo.blksz;
 	} else if (!strncmp(tok[1], "fat", 3)) {
-		error("nfsdown does not support fat update");
-		goto create_img_err;
+		info->layout = FS_FAT;
+		info->hwpart = simple_strtoul(tok[2], NULL, 0);
+		info->part = simple_strtoul(tok[3], NULL, 0);
 	} else {
-		error("Unrecognized img type: %s", tok[0]);
+		error("Unrecognized img layout: %s", tok[0]);
 		goto create_img_err;
 	}
 
@@ -302,6 +304,33 @@ static int do_nfs_to_mmc(struct mmc *mmc, char *buf_addr, char *file_path,
 	return (int)net_boot_file_size;
 }
 
+static int do_nfs_to_fat(char *buf_addr, char *file_path, char *file_name,
+			 uint dev, uint part)
+{
+	char *_argv[3];
+	uint _size;
+	int ret;
+	int repeatable;
+	char buf[256];
+
+	_argv[0] = "nfs";
+	_argv[1] = buf_addr;
+	_argv[2] = file_path;
+
+	ret = cmd_process(0, 3, _argv, &repeatable, NULL);
+	if (ret != CMD_RET_SUCCESS) {
+		puts("nfs download failed!!\n");
+		return -1;
+	}
+
+	_size = net_boot_file_size;
+	snprintf(buf, 256, "fatwrite mmc %d:%d %s %s %x", dev, part, buf_addr,
+		 file_name, _size);
+	run_command(buf, 0);
+
+	return _size;
+}
+
 int do_nfs_down(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
 {
 	char *nfs_path;
@@ -366,9 +395,15 @@ int do_nfs_down(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
 	list_for_each_entry(info, &img_info_list, list) {
 		snprintf(src_path, LEN_BUF, "%s/%s", nfs_path, info->name);
 
-		size = do_nfs_to_mmc(mmc, NFS_DOWNLOAD_ADDR, src_path,
-				     info->hwpart, info->lba_start,
-				     info->lba_size, info->lba_blk_size);
+		if (info->layout == FS_FAT)
+			size = do_nfs_to_fat(NFS_DOWNLOAD_ADDR, src_path,
+					     info->name, info->hwpart,
+					     info->part);
+		else
+			size = do_nfs_to_mmc(mmc, NFS_DOWNLOAD_ADDR, src_path,
+					     info->hwpart, info->lba_start,
+					     info->lba_size,
+					     info->lba_blk_size);
 		if (size > 0) {
 			struct img_comp *new_comp;