68精品久久久久久欧美,最近中文字幕完整在线看一,久久亚洲男人天堂,最近中文字幕完整视频高清1

���U-Boot
�������в��E�����g��ɵ�U-Boot�����NAND Flash/SPI Flash/eMMC �С�
U-Boot�ľ��g����Ո����4.3�¹�(ji��)��
3.11.1 �������n��
4. u-boot.bin (�A(y��)�O(sh��) offset �� 0x100000����(zh��)��λ�Þ� 0xE00000)
5. u-boot-spl.bin (�A(y��)�O(sh��)DDR��(zh��)��λ�Þ� 0x200)
6. env.txt (�A(y��)�O(sh��) offset�� 0x80000)
���n�������õ�offset λ�ü���(zh��)��λ�ÿɅ�����(n��i)���f����

U-Boot �h(hu��n)��׃��(sh��)�n��(env.txt)��(n��i)���f��
env.txt ��ŵ��� U-Boot �ĭh(hu��n)��׃�����䔵(sh��)ֵ����(n��i)���e������:

ÿһ�б�ʾһ�� U-Boot �h(hu��n)��׃��(sh��)����ʽ��:
׃��=��(sh��)ֵ
׃����=(��̖) �͔�(sh��)ֵ֮�g��Ҫ�пհף��Q�з�̖�� (0x0d, 0x0a)��
env.txt ��(d��ng)�е�׃���� U-Boot �A(y��)�O(sh��)�h(hu��n)��׃����׃��(sh��)���xՈ�����A(y��)�O(sh��)�ĭh(hu��n)��׃��(sh��)��
�����NAND Flash
1. �x�� “NAND” ģʽ��
2. �x�� u-boot-spl.bin �n���� �O(sh��)�� image type�� uBoot ģʽ ���O(sh��)�� image execute address �� 0x200 ����burn ��� u-boot-spl.bin.��
3. �x�� u-boot.bin�n�����O(sh��)�� image type�� Data ģʽ���O(sh��)�� image start offset ��0x100000 ����burn ��� u-boot.bin ��
4. �x�� env.txt�n�����O(sh��)�� image type�� Environment ģʽ���O(sh��)�� image start offset ��0x80000����burn ���env.txt ��
3.11.4 �����SPI Flash
1. �x�� “SPI” ģʽ��
2. �x�� u-boot.bin �n���� �O(sh��)�� image type�� uBoot ģʽ���O(sh��)�� image execute address �� 0xE00000����burn ��� u-boot.bin.��
��image execute address λַ�����{(di��o)����Ո�����¹�(ji��)�f������

3. �x�� env.txt�n�����O(sh��)�� image type�� Environment ģʽ���O(sh��)�� image start offset ��0x80000����burn ���env.txt ��

�����eMMC
1. �x�� “eMMC” ģʽ��

2. �x�� u-boot.bin �n���� �O(sh��)�� image type�� uBoot ģʽ���O(sh��)�� image execute address �� 0xE00000����burn ��� u-boot.bin.��
(image execute address λַ�����{(di��o)����Ո���� 4.3.3�¹�(ji��)�f����)
3. �x�� env.txt�n�����O(sh��)�� image type�� Environment ģʽ���O(sh��)�� image start offset ��0x80000����burn ���env.txt ��

��Q�o������Nu-Writer���}
ĿǰNu-Writer �ǻ��microsoft visual C++ 2008ƽ�_��������һ�׹���,�����ڈ�(zh��)�д˹��ߕr,�������o�����ӵĬF(xi��n)��r,���п����������PC��ȱ�� “Microsoft Visual C++ 2008 Redistributalbe” Ԫ�����P(gu��n)�S��
���ȱ�ٴ�Ԫ����Ո��microsoft�W(w��ng)վ���d�K���b��
���w���İ���������d –
http://www.microsoft.com/en-us/download/details.aspx?id=29