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Thu, 2 Jul 2026 12:40:51 +0000 Message-ID: <207fe44d-e18e-4983-b152-be820d720275@amd.com> Date: Thu, 2 Jul 2026 14:40:34 +0200 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 2/2] fwu: Gracefully handle missing FWU metadata device To: Ilias Apalodimas Cc: u-boot@lists.denx.de, git@amd.com, Dario Binacchi , Kory Maincent , Padmarao Begari , Simon Glass , Sughosh Ganu , Tom Rini References: <0bd1a1b8bbe48fa3a9b89673c1e1357d50d0684a.1782825467.git.michal.simek@amd.com> <5e5241d02a04871a06dd44d3f8638f5da10893ff.1782825467.git.michal.simek@amd.com> <08e98c15-80a0-40d8-bc7c-8d8edfbf3f99@amd.com> Content-Language: en-US From: Michal Simek Autocrypt: addr=michal.simek@amd.com; keydata= xsFNBFFuvDEBEAC9Amu3nk79+J+4xBOuM5XmDmljuukOc6mKB5bBYOa4SrWJZTjeGRf52VMc howHe8Y9nSbG92obZMqsdt+d/hmRu3fgwRYiiU97YJjUkCN5paHXyBb+3IdrLNGt8I7C9RMy svSoH4WcApYNqvB3rcMtJIna+HUhx8xOk+XCfyKJDnrSuKgx0Svj446qgM5fe7RyFOlGX/wF Ae63Hs0RkFo3I/+hLLJP6kwPnOEo3lkvzm3FMMy0D9VxT9e6Y3afe1UTQuhkg8PbABxhowzj SEnl0ICoqpBqqROV/w1fOlPrm4WSNlZJunYV4gTEustZf8j9FWncn3QzRhnQOSuzTPFbsbH5 WVxwDvgHLRTmBuMw1sqvCc7CofjsD1XM9bP3HOBwCxKaTyOxbPJh3D4AdD1u+cF/lj9Fj255 Es9aATHPvoDQmOzyyRNTQzupN8UtZ+/tB4mhgxWzorpbdItaSXWgdDPDtssJIC+d5+hskys8 B3jbv86lyM+4jh2URpnL1gqOPwnaf1zm/7sqoN3r64cml94q68jfY4lNTwjA/SnaS1DE9XXa XQlkhHgjSLyRjjsMsz+2A4otRLrBbumEUtSMlPfhTi8xUsj9ZfPIUz3fji8vmxZG/Da6jx/c a0UQdFFCL4Ay/EMSoGbQouzhC69OQLWNH3rMQbBvrRbiMJbEZwARAQABzSlNaWNoYWwgU2lt ZWsgKEFNRCkgPG1pY2hhbC5zaW1la0BhbWQuY29tPsLBlAQTAQgAPgIbAwULCQgHAgYVCgkI CwIEFgIDAQIeAQIXgBYhBGc1DJv1zO6bU2Q1ajd8fyH+PR+RBQJn8lwDBQkaRgbLAAoJEDd8 fyH+PR+RCNAP/iHkKbpP0XXfgfWqf8yyrFHjGPJSknERzxw0glxPztfC3UqeusQ0CPnbI85n uQdm5/zRgWr7wi8H2UMqFlfMW8/NH5Da7GOPc26NMTPA2ZG5S2SG2SGZj1Smq8mL4iueePiN x1qfWhVm7TfkDHUEmMAYq70sjFcvygyqHUCumpw36CMQSMyrxyEkbYm1NKORlnySAFHy2pOx nmXKSaL1yfof3JJLwNwtaBj76GKQILnlYx9QNnt6adCtrZLIhB3HGh4IRJyuiiM0aZi1G8ei 2ILx2n2LxUw7X6aAD0sYHtNKUCQMCBGQHzJLDYjEyy0kfYoLXV2P6K+7WYnRP+uV8g77Gl9a IuGvxgEUITjMakX3e8RjyZ5jmc5ZAsegfJ669oZJOzQouw/W9Qneb820rhA2CKK8BnmlkHP+ WB5yDks3gSHE/GlOWqRkVZ05sUjVmq/tZ1JEdOapWQovRQsueDjxXcMjgNo5e8ttCyMo44u1 pKXRJpR5l7/hBYWeMlcKvLwByep+FOGtKsv0xadMKr1M6wPZXkV83jMKxxRE9HlqWJLLUE1Q 0pDvn1EvlpDj9eED73iMBsrHu9cIk8aweTEbQ4bcKRGfGkXrCwle6xRiKSjXCdzWpOglNhjq 1g8Ak+G+ZR6r7QarL01BkdE2/WUOLHdGHB1hJxARbP2E3l46zsFNBFFuvDEBEACXqiX5h4IA 03fJOwh+82aQWeHVAEDpjDzK5hSSJZDE55KP8br1FZrgrjvQ9Ma7thSu1mbr+ydeIqoO1/iM fZA+DDPpvo6kscjep11bNhVa0JpHhwnMfHNTSHDMq9OXL9ZZpku/+OXtapISzIH336p4ZUUB 5asad8Ux70g4gmI92eLWBzFFdlyR4g1Vis511Nn481lsDO9LZhKyWelbif7FKKv4p3FRPSbB vEgh71V3NDCPlJJoiHiYaS8IN3uasV/S1+cxVbwz2WcUEZCpeHcY2qsQAEqp4GM7PF2G6gtz IOBUMk7fjku1mzlx4zP7uj87LGJTOAxQUJ1HHlx3Li+xu2oF9Vv101/fsCmptAAUMo7KiJgP Lu8TsP1migoOoSbGUMR0jQpUcKF2L2jaNVS6updvNjbRmFojK2y6A/Bc6WAKhtdv8/e0/Zby iVA7/EN5phZ1GugMJxOLHJ1eqw7DQ5CHcSQ5bOx0Yjmhg4PT6pbW3mB1w+ClAnxhAbyMsfBn XxvvcjWIPnBVlB2Z0YH/gizMDdM0Sa/HIz+q7JR7XkGL4MYeAM15m6O7hkCJcoFV7LMzkNKk OiCZ3E0JYDsMXvmh3S4EVWAG+buA+9beElCmXDcXPI4PinMPqpwmLNcEhPVMQfvAYRqQp2fg 1vTEyK58Ms+0a9L1k5MvvbFg9QARAQABwsF8BBgBCAAmAhsMFiEEZzUMm/XM7ptTZDVqN3x/ If49H5EFAmfyXCkFCRpGBvgACgkQN3x/If49H5GY5xAAoKWHRO/OlI7eMA8VaUgFInmphBAj fAgQbW6Zxl9ULaCcNSoJc2D0zYWXftDOJeXyVk5Gb8cMbLA1tIMSM/BgSAnT7As2KfcZDTXQ DJSZYWgYKc/YywLgUlpv4slFv5tjmoUvHK9w2DuFLW254pnUuhrdyTEaknEM+qOmPscWOs0R dR6mMTN0vBjnLUeYdy0xbaoefjT+tWBybXkVwLDd3d/+mOa9ZiAB7ynuVWu2ow/uGJx0hnRI LGfLsiPu47YQrQXu79r7RtVeAYwRh3ul7wx5LABWI6n31oEHxDH+1czVjKsiozRstEaUxuDZ jWRHq+AEIq79BTTopj2dnW+sZAsnVpQmc+nod6xR907pzt/HZL0WoWwRVkbg7hqtzKOBoju3 hftqVr0nx77oBZD6mSJsxM/QuJoaXaTX/a/QiB4Nwrja2jlM0lMUA/bGeM1tQwS7rJLaT3cT RBGSlJgyWtR8IQvX3rqHd6QrFi1poQ1/wpLummWO0adWes2U6I3GtD9vxO/cazWrWBDoQ8Da otYa9+7v0j0WOBTJaj16LFxdSRq/jZ1y/EIHs3Ysd85mUWXOB8xZ6h+WEMzqAvOt02oWJVbr ZLqxG/3ScDXZEUJ6EDJVoLAK50zMk87ece2+4GWGOKfFsiDfh7fnEMXQcykxuowBYUD0tMd2 mpwx1d8= In-Reply-To: Content-Type: text/plain; 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Cannot start update >>>> Cannot handle a capsule at 0000000040000000 >>> >>> Ah yes, that ret 0; will never update boottime_check properly. >> >> I think the question is if this is acceptable or not. >> Because none checked error code before >> 583efb504058 ("event: Check return value from event_notify_null()") >> and then >> 353166279c32 ("fwu: Move boottime checks to EVT_POST_PREBOOT") >> it checks it too. >> It means in past fwu code error out but u-boot continue to work with above >> behavior. > > That's also a bug imho then. > >> >> Pretty much this patch is bringing back old behavior before these two patches >> have been applied to the repo. > > It doesn't make sense to update to or run a firmware that won't be > able to use capsule updates ever again. It means that can be consider as misconfiguration. Which ends up today in forever loop (1/2 will at least tell now what it is happening). , eth1: ethernet@ed920000 Cannot find fwu device Cannot find fwu device Cannot find fwu device Cannot find fwu device Cannot find fwu device Cannot find fwu device Cannot find fwu device Cannot find fwu device Cannot find fwu device Cannot find fwu device But shouldn't be there different action? Go back to second image or reset for example? Thanks, Michal