Date: Fri, 30 Sep 2022 19:25:57 +0200 From: =?utf-8?Q?Klaus_K=C3=BCchemann?= <maciphone2@googlemail.com> To: Mark Millard <marklmi@yahoo.com>, bob prohaska <fbsd@www.zefox.net>, freebsd-arm@freebsd.org, Hans Petter Selasky <hps@selasky.org> Subject: Re: u-boot debug, was: Re: U-boot on RPI3, sees disk but won't boot it Message-ID: <5F180C78-BC07-4605-A042-0BEC8A6FD185@googlemail.com> In-Reply-To: <ED81813C-6F25-4751-BBCA-BC711684B219@yahoo.com> References: <A8C2BA4E-4520-4B34-9614-DDC4D8BEB097@yahoo.com> <6AA65AE6-41F1-405F-A592-7D641EA4C9CF@yahoo.com> <E3A1C678-8C47-4283-9F9F-4C9011DB8A2B@yahoo.com> <20220929054120.GA77803@www.zefox.net> <D7A62820-4928-49F0-8387-C1E6D998B121@yahoo.com> <ABFBD0E6-8A9B-4C99-84DF-BF398F23678A@yahoo.com> <20220929151926.GA80020@www.zefox.net> <F316420B-C7AF-4131-9734-06117FFE212D@yahoo.com> <20220929170927.GB80020@www.zefox.net> <6C5019EC-B4A8-448F-9A85-4A98BC46F7DD@yahoo.com> <20220930002742.GA81169@www.zefox.net> <7A431698-1A8C-44BA-AFA2-EF5BAA69574F@googlemail.com> <924ED901-F9EB-4CFE-8376-1C2653FB6EBE@yahoo.com> <97AB11F6-2F4D-4026-8A96-50FC68B6EF8C@googlemail.com> <ED81813C-6F25-4751-BBCA-BC711684B219@yahoo.com>
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> Am 30.09.2022 um 19:13 schrieb Mark Millard <marklmi@yahoo.com>: >=20 > On 2022-Sep-30, at 10:07, Klaus K=C3=BCchemann = <maciphone2@googlemail.com> wrote: >=20 >>=20 >>> Am 30.09.2022 um 18:58 schrieb Mark Millard <marklmi@yahoo.com>: >>> =E2=80=A6 >>> . >>> The 2000ms is from the U-Boot build setting usb_pgood_delay >>> explicitly: Bob is using the part of the patch that I use to >>> get my every different devices to boot. >>>=20 >>>> =E2=80=A6 >> Ah, O.K., no clue if giving e.g. 3000 instead of 2000 or so will = help, >> But if Bob got improvements by setting your values ,=20 >> I would consider continuing to manipulate that values. >>=20 >=20 > It is more like they made no differences so we have not been > bothering to eliminate them. That way I can build and test > the build in my context, still with a bootable environment > for my media. >=20 > =3D=3D=3D > Mark Millard > marklmi at yahoo.com O.K., thanks for info=E2=80=A6 what we know now is that port1 of the Hub is (sometimes) underpowered ( = 1,5MB), has to be 480MB instead.. While even a broken USB cable can of course trigger this issue , I guess this is not the first time that an USB hub-port fails by = underpower on those dev boards or elsewhere, So `ring ring` HPS,... how to force inject more power to port1 in = /common/usb_hub.c ? :-) Ha Ha=20 Regards=20 Klaus
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