烧写

(1) 进入下载菜单

1. 如不能从nand 启动，将拔码打到sd 卡启动。插上已经做好的tf 启动卡。否则拔码打到 nand 启动。

2. 接上串口，上电；在以下倒数完成之前按任意键。

......

Normal Boot

Hit any key to stop autoboot: 1 #这里是1 秒

......复制代码

按任意键中断自动启动，进入命令行菜单

Out: serial

Err: serial

Net: FEC0

Normal Boot

Hit any key to stop autoboot: 0

##### TQ-IMX6UL U-boot MENU #####

[SDCARD MODE]

###################################

[1] Download u-boot.bin to Nand Flash

[2] Download Logo image(logo.bin) to Nand Flash

[3] Download Linux Kernel (zImage.bin) to Nand Flash

[4] Download Device tree blob(*.dtb)

[5] Download UBIFS image (root.ubifs) to Nand Flash

[6] Download YAFFS image (root.yaffs2) to Nand Flash

[7] Download Program to SDRAM and Run it

[8] Boot the system

[9] Format the Nand Flash

[0] Set the boot parameters

[n] Enter TFTP download mode menu

[r] Restart u-boot

[t] Test kernel Image (zImage)

[q] Return console

[x] read uboot to sdcard

Please press a key to continue :复制代码

接下来是烧写对应的镜像。镜像的烧写顺序可随意，要烧写什么镜像也可以安实际需要来决定。

(2)u-boot烧写

按1烧写uboot 镜像：

[q] Return console

[x] read uboot to sdcard

Please press a key to continue :1

reading u-boot.imx

613376 bytes read in 66 ms (8.9 MiB/s)

nand erase.part u-boot;

NAND erase.part: device 0 offset 0x0, size 0x400000

Erasing at 0x3e0000 -- 100% complete.

OK

filesize = 95c00

nand write.e 807FFC00 0x100000 96000

NAND write: device 0 offset 0x100000, size 0x96000

614400 bytes written: OK

##### TQ-IMX6UL U-boot MENU #####

[SDCARD MODE]

###################################复制代码

(3)Logo烧写按2烧写logo文件，注意logo为8位色深的bmp图片，分辨率与屏分辨率一样。

##### TQ-IMX6UL U-boot MENU #####

[SDCARD MODE]

###################################

[1] Download u-boot.bin to Nand Flash

[2] Download Logo image(logo.bin) to Nand Flash

[3] Download Linux Kernel (zImage.bin) to Nand Flash

[4] Download Device tree blob(*.dtb)

....

[q] Return console

[x] read uboot to sdcard

Please press a key to continue :2

reading logo.bmp

385076 bytes read in 49 ms (7.5 MiB/s)

NAND erase.part: device 0 offset 0x600000, size 0x400000

Erasing at 0x9e0000 -- 100% complete.

OK

NAND write: device 0 offset 0x600000, size 0x5e034

385076 bytes written: OK

##### TQ-IMX6UL U-boot MENU #####

[SDCARD MODE]

###################################

[1] Download u-boot.bin to Nand Flash复制代码

(4)内核烧写

按3烧写内核

##### TQ-IMX6UL U-boot MENU #####

[SDCARD MODE]

###################################

[1] Download u-boot.bin to Nand Flash

[2] Download Logo image(logo.bin) to Nand Flash

[3] Download Linux Kernel (zImage.bin) to Nand Flash

[4] Download Device tree blob(*.dtb)

......

[x] read uboot to sdcard

Please press a key to continue :3

reading zImage

6049496 bytes read in 310 ms (18.6 MiB/s)

NAND erase.part: device 0 offset 0xa00000, size 0xa00000

Erasing at 0x13e0000 -- 100% complete.

OK

NAND write: device 0 offset 0xa00000, size 0x5c4ed8

6049496 bytes written: OK

##### TQ-IMX6UL U-boot MENU #####

[SDCARD MODE]

###################################复制代码

(5) dtb 烧写

按4烧写dtb文件

##### TQ-IMX6UL U-boot MENU #####

[SDCARD MODE]

###################################

[1] Download u-boot.bin to Nand Flash

[2] Download Logo image(logo.bin) to Nand Flash

[3] Download Linux Kernel (zImage.bin) to Nand Flash

[4] Download Device tree blob(*.dtb)

......

[x] read uboot to sdcard

Please press a key to continue :4

NAND erase.part: device 0 offset 0x1400000, size 0x200000

Erasing at 0x15e0000 -- 100% complete.

OK

reading tq-imx6ul.dtb

36834 bytes read in 20 ms (1.8 MiB/s)

NAND write: device 0 offset 0x1400000, size 0x8fe2

36834 bytes written: OK

##### TQ-IMX6UL U-boot MENU #####

[SDCARD MODE]

###################################复制代码

(6)文件系统烧写

按5烧写ubi文件系统，当前只支持ubi文件系统。

[t] Test kernel Image (zImage)

[q] Return console

[x] read uboot to sdcard

Please press a key to continue :5

reading rootfs.ubifs

35680256 bytes read in 1747 ms (19.5 MiB/s)

NAND erase.part: device 0 offset 0x1600000, size 0xea00000

Erasing at 0xffe0000 -- 100% complete.

OK

ubi0: attaching mtd1

ubi0: scanning is finished

ubi0: empty MTD device detected

ubi0: attached mtd1 (name "mtd=5", size 234 MiB)

ubi0: PEB size: 131072 bytes (128 KiB), LEB size: 126976 bytes

ubi0: min./max. I/O unit sizes: 2048/2048, sub-page size 2048

ubi0: VID header offset: 2048 (aligned 2048), data offset: 4096

ubi0: good PEBs: 1872, bad PEBs: 0, corrupted PEBs: 0

ubi0: user volume: 0, internal volumes: 1, max. volumes count: 128

ubi0: max/mean erase counter: 1/0, WL threshold: 4096, image sequence number:

0

ubi0: available PEBs: 1828, total reserved PEBs: 44, PEBs reserved for bad PEB

handling: 40

No size specified -> Using max size (232112128)

Creating dynamic volume rootfs of size 232112128

35680256 bytes written to volume rootfs

##### TQ-IMX6UL U-boot MENU #####

[SDCARD MODE]

###################################复制代码

到此各部分的烧写已经完成。

(7) 启动测试

按8启动系统，测试是否烧写成功:

[7] Download Program to SDRAM and Run it

[8] Boot the system

[9] Format the Nand Flash

[0] Set the boot parameters

[n] Enter TFTP download mode menu

[r] Restart u-boot

[t] Test kernel Image (zImage)

[q] Return console

[x] read uboot to sdcard

Please press a key to continue :8

use nandboot

NAND read: device 0 offset 0xa00000, size 0xa00000

10485760 bytes read: OK

NAND read: device 0 offset 0x1400000, size 0x200000

2097152 bytes read: OK

Kernel image @ 0x80800000 [ 0x000000 - 0x5c4ed8 ]

## Flattened Device Tree blob at 83000000

Booting using the fdt blob at 0x83000000

Using Device Tree in place at 83000000, end 8300bfe1

Modify /soc/aips-bus@02000000/bee@02044000:status disabLED

ft_system_setup for mx6

Starting kernel ...

Booting Linux on physical CPU 0x0

Linux version 4.1.15-gcb8ab66-dirty (qingleqq@z-work) (gcc version 5.2.0 (GCC) )

#262 SMP PREEMPT Fri Jan 6 13:33:47 CST 2017

CPU: ARMv7 Processor [410fc075] revision 5 (ARMv7), cr=10c53c7d

CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache

Machine model: Freescale i.MX6 UltraLite 14x14 EVK Board

Reserved memory: failed to allocate memory for node 'linux,cma'

Memory policy: Data cache writealloc

.....复制代码