JZ2440 分区与烧写


 static struct mtd_partition smdk_default_nand_part[] = {
        [0] = {
+ .name = "bootloader",
+ .size = 0x00040000,                        // size = 0x40000 = 4*2^20 = 4M
                .offset = 0,                 // offset = 0x00
        },
        [1] = {
+ .name = "params",
+ .offset = MTDPART_OFS_APPEND,             // offset = 0x40000
+ .size = 0x00020000,                       // size = 0x20000(2*2^16) = 128KB)
        },
        [2] = {
+ .name = "kernel",
+ .offset = MTDPART_OFS_APPEND,            // offset = 0x60000(0x40000(bootloader) + 0x20000(params))
+ .size = 0x00200000,                      // size   = 0x200000(2*2^20 = 2M)
        },
        [3] = {
+ .name = "root",
+ .offset = MTDPART_OFS_APPEND,            // offset = 0x260000(0x6000(kernel) + 0x200000)
+ .size = MTDPART_SIZ_FULL,                // size   = FULL
        }
 };

uboot
    tftp 0x30000000 u-boot.bin
    nand erase 0x00 0x40000
     nand write 0x30000000 0x00 0x40000
kernel
    tftp 0x30000000 uImage
    nand erase 0x60000 0x200000
     nand write 0x30000000 0x60000 0x200000





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转载自www.cnblogs.com/gaoyang3513/p/10745791.html