[PATCH v4] test/py: net_boot: Add test cases for net boot

[Love Kumar]

On 04/05/24 1:48 am, Tom Rini wrote:
> On Fri, May 03, 2024 at 05:39:46PM +0530, Love Kumar wrote:
> 
>> Add tests for booting image using tftpboot/pxe boot commands, tftpboot
>> boot case loads the FIT image into DDR and boots using bootm command
>> whereas pxe boot cases downloads the pxe configuration file from the
>> TFTP server and interprets it to boot the images mentioned in the pxe
>> configurations file.
>> This test relies on boardenv_* containing configuration values including
>> the parameter 'pattern'. tftpboot/pxe boot cases boots the Linux till the
>> boot log pattern value is matched. For example, if the parameter
>> 'pattern' is defined as 'login:', it will boot till login prompt.
>>
>> Signed-off-by: Love Kumar <love.kumar at amd.com>
> 
> I'm not quite sure where the problem is, next. After enabling FIT image
> support in my build so I can use the image I have on hand:
> U-Boot> tftpboot 200000 v6.6/image.fit.nocomp
> Waiting for Ethernet connection... done.
> Using smsc95xx_eth device
> TFTP from server 192.168.1.10; our IP address is 192.168.1.100
> Filename 'v6.6/image.fit.nocomp'.
> Load address: 0x200000
> Loading: ##################################################  82 MiB
>           3.2 MiB/s
> done
> Bytes transferred = 85984256 (5200400 hex)
> U-Boot> U-Boot> crc32 200000 $filesize
> CRC32 for 00200000 ... 054003ff ==> 754c839a
> U-Boot> U-Boot> bootm 200000
> ## Loading kernel from FIT Image at 00200000 ...
> Could not find configuration node
> ERROR -2: can't get kernel image!
> U-Boot>
> 
> And in u_boot_boardenv_rpi_arm64.py:
> env__tftp_boot_test_skip = False
> 
> env__net_tftp_bootable_file = {
>      'fn': 'v6.6/image.fit.nocomp',
>      'addr': 0x00200000,
>      'size': 85984256,
>      'crc32': '754c839a',
>      'pattern': 'Linux',
>      'config': 'conf-852',
> }
> 
> But it's not trying to boot conf-852 but instead just passing the
> address. This image lacks a default config, which your example has and I
> think is why the tests work in your case.
> 

Hi,

Yes, this case expects to have some default config in fit image as it 
uses 'bootm <addr>' command to boot, below change in fit image should work.

configurations {
     default = "conf-852";

test_net_tftpboot_boot_config - This case will boot from the given 
config: 'bootm 200000#conf-852'

Regards,
Love Kumar