Date: Thu, 28 May 2020 19:20:21 +0200 From: =?utf-8?Q?Klaus_K=C3=BCchemann?= <maciphone2@googlemail.com> To: Robert Crowston <crowston@protonmail.com>, freebsd-arm@freebsd.org Subject: Re: Driver for Raspberry Pi 4 PCI-express controller Message-ID: <87EE030D-5323-477B-9FF3-CB8970138729@googlemail.com> In-Reply-To: <46519DEB-E96D-43DD-B739-401F9F51371E@googlemail.com> References: <Pm_LEzoJP7MAKrZ9L-pRYQ4-qTv7TK1QARu1mwqoNFS5mzra-4zmS_0WYotf7CKSKDoZ2fjC3BSEUGIy-k95Qv1g35Zq0AsfiXwLHXpS0bE=@protonmail.com> <7F058E92-DDD3-4728-9A51-09BF1D47855C@googlemail.com> <1RBZ-1AclgkiNDwWUqrWhun8T8YSAX6g64NeSc2DKy9EF1wGsJobselP4UYGflpcmbfUx3sEEM2YplIJOXPmZ6EG_GwiMC1_3GLrqpZxisQ=@protonmail.com> <46519DEB-E96D-43DD-B739-401F9F51371E@googlemail.com>
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> Am 28.05.2020 um 17:37 schrieb Klaus K=C3=BCchemann = <maciphone2@googlemail.com>: >=20 >=20 >=20 >> Am 28.05.2020 um 16:57 schrieb Robert Crowston = <crowston@protonmail.com>: >>=20 >> Thanks Klaus. >>=20 >> I see that the Pi foundation has today released the 8 GB Raspberry Pi = 4. Unfortunately the driver here only provides the controller a 4 GB = window into system memory, but I believe it should not be too hard to = tweak. >>=20 >> =E2=80=90=E2=80=90=E2=80=90=E2=80=90=E2=80=90=E2=80=90=E2=80=90 = Original Message =E2=80=90=E2=80=90=E2=80=90=E2=80=90=E2=80=90=E2=80=90=E2= =80=90 >> On Wednesday, 27 May 2020 08:40, Klaus K=C3=BCchemann = <maciphone2@googlemail.com> wrote: >=20 >=20 > Thanks Robert , > =E2=80=A6. you forced me to order an 8GB-model :-), since we need at = least=20 > 2 persons to test your driver.`guess it will arrive here in 2 or 4 = days. > Didn=E2=80=99t find the time yet for further testing ...`will do a = Wiki-entry tonight =E2=80=A6.=20 > There=E2=80=99s something special with the RPI4 using QWord , perhaps = you can take a look at : > = https://github.com/tianocore/edk2-platforms/blob/master/Platform/Raspberry= Pi/AcpiTables/Xhci.asl#L118 > (and the OpenBSD-xhci-driver which addresses that issue) > (saw your comment in edkII-branch). =E2=80=A6 well, yet another thing : = http://u-boot.10912.n7.nabble.com/PATCH-v3-0-2-usb-xhci-Load-Raspberry-Pi-= 4-VL805-s-firmware-td410664.html https://patchwork.kernel.org/cover/11529585/
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