S5PV210之Kernel移植二(基于TINY210或WEBEE210)

1340阅读 0评论2014-06-09 edaworld
分类:LINUX

在内核代码中drivers\mtd\nand\s3c_nand.c定义好NAND Flash的分区表,根据需要可以修改drivers\mtd\nand\s3c_nand.c文件,比如:

gedit drivers/mtd/nand/s3c_nand.c

struct mtd_partition s3c_partition_info[] = {

{

.name = "uboot",

.offset = 0, /* for bootloader */

.size = (1*SZ_1M),

.mask_flags = MTD_CAP_NANDFLASH,

},

{

.name = "recovery",

.offset = MTDPART_OFS_APPEND,

.size = (5*SZ_1M),

},

{

.name = "kernel",

.offset = MTDPART_OFS_APPEND,

.size = (5*SZ_1M),

},

{

.name = "ramdisk",

.offset = MTDPART_OFS_APPEND,

.size = (3*SZ_1M),

},

{

.name = "root",

.offset = MTDPART_OFS_APPEND,

.size = MTDPART_SIZ_FULL,

},

};

在上述修改过程中,将NANDFlash分成了5个区,读者可以根据自己编译出的bootloader或者内核的大小来修改。

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