Date: Sat, 10 Oct 2020 02:17:15 +0200 From: Klaus Cucinauomo <maciphone2@googlemail.com> To: Mark Millard <marklmi@yahoo.com>, Kyle Evans <kevans@freebsd.org>, Robert Crowston <crowston@protonmail.com>, freebsd-arm@freebsd.org Subject: Re: RPi4B: emmc2bus dma-range handling does not track the boot-time-FDT (u-boot based booting) Message-ID: <27E7A6A9-04A4-4B15-96CB-84AE478ED755@googlemail.com> In-Reply-To: <2FAA304E-045B-4B10-AA14-1E869FB6FD00@yahoo.com> References: <D8BDF95A-D6A8-4E95-A0CE-D53068E8355B.ref@yahoo.com> <D8BDF95A-D6A8-4E95-A0CE-D53068E8355B@yahoo.com> <ABE16EA6-49F1-461F-9B8A-6DAA7ED6A18D@googlemail.com> <98BC985D-EAAB-4AFB-AA8F-7391A45C4EBF@yahoo.com> <91324D35-B66A-4674-AE37-45F3DDB736FD@yahoo.com> <2B3F0409-88F2-4EBD-9C39-37929F973C77@yahoo.com> <B3133D77-FA24-4F42-B529-D0B56F48E790@yahoo.com> <CCEEC0AD-B874-4753-AAA1-B3B5B302A30C@googlemail.com> <E82AE086-837C-4CEA-92D5-78A39412F964@yahoo.com> <803EF261-1407-4331-AC56-1D49E05F8382@googlemail.com> <2FAA304E-045B-4B10-AA14-1E869FB6FD00@yahoo.com>
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> Am 09.10.2020 um 23:25 schrieb Mark Millard <marklmi@yahoo.com>: >=20 > FreeBSD imports lots of linux-dts material that it does not put > to use. Only some of the imported material is used. >=20 > release/arm64/RPI3.conf indicates use of: > (There is not RPi4 release yet.) >=20 > DTB_DIR=3D"/usr/local/share/rpi-firmware" > DTB=3D"bcm2709-rpi-2-b.dtb bcm2710-rpi-3-b.dtb = bcm2710-rpi-3-b-plus.dtb bcm2711-rpi-4-b.dtb" > . . . > EMBEDDEDPORTS=3D"sysutils/u-boot-rpi3 sysutils/rpi-firmware" > . . . > UBOOT_DIR=3D"/usr/local/share/u-boot/u-boot-rpi3=E2=80=9C > =E2=80=A6=E2=80=A6=E2=80=A6=E2=80=A6. >=20 > It is not using sys/gnu/dts/arm64/broadcom/ material. ah, `forgot to mention : [dtb =3D DeviceTree-Blob =3D=3D compiled dts(DeviceTreeSource)] So the dtb`s you mention are compiled off of the dts. So I GUESS ;-) that sys/gnu/dts/arm64/broadcom/ isn=E2=80=99t a dead = unused directory =E2=80=A6 Regards K.
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