uboot-nand_write_yaffs.patch

来自「Uboot常用的移植patches, 方便定制移植到s3c2440」· PATCH 代码 · 共 36 行

Index: u-boot/common/cmd_nand.c
===================================================================
--- u-boot.orig/common/cmd_nand.c
+++ u-boot/common/cmd_nand.c
@@ -378,6 +378,21 @@
 				opts.quiet      = quiet;
 				ret = nand_write_opts(nand, &opts);
 			}
+		} else if (!read && s != NULL &&
+			   (!strcmp(s, ".yaffs") || !strcmp(s, ".yaffs1"))) {
+			nand_write_options_t opts;
+			memset(&opts, 0, sizeof(opts));
+			opts.buffer 	= (u_char*) addr;
+			opts.length	= size;
+			opts.offset	= off;
+			opts.pad	= 0;
+			opts.blockalign = 1;
+			opts.quiet	= quiet;
+			opts.writeoob	= 1;
+			opts.autoplace	= 1;
+			if (s[6] == '1')
+				opts.forceyaffs = 1;
+			ret = nand_write_opts(nand, &opts);
 		} else if (s != NULL && !strcmp(s, ".oob")) {
 			/* read out-of-band data */
 			if (read)
@@ -524,6 +539,8 @@
 	"nand read[.jffs2]     - addr off|partition size\n"
 	"nand write[.jffs2]    - addr off|partiton size - read/write `size' bytes starting\n"
 	"    at offset `off' to/from memory address `addr'\n"
+	"nand write[.yaffs[1]]    - addr off|partiton size - read/write `size' byte yaffs image\n"
+	"    starting at offset `off' to/from memory address `addr' (.yaffs1 for 512+16 NAND)\n"
 	"nand erase [clean] [off size] - erase `size' bytes from\n"
 	"    offset `off' (entire device if not specified)\n"
 	"nand bad - show bad blocks\n"