Hi Jagan, >-----Original Message----- >From: Jagan Teki <ja...@amarulasolutions.com> >Sent: 02 May 2020 21:53 >To: Pragnesh Patel <pragnesh.pa...@sifive.com> >Cc: U-Boot-Denx <u-boot@lists.denx.de>; Atish Patra ><atish.pa...@wdc.com>; Palmer Dabbelt <palmerdabb...@google.com>; Bin >Meng <bmeng...@gmail.com>; Paul Walmsley <paul.walms...@sifive.com>; >Troy Benjegerdes <troy.benjeger...@sifive.com>; Anup Patel ><anup.pa...@wdc.com>; Sagar Kadam <sagar.ka...@sifive.com>; Rick Chen ><r...@andestech.com>; Joe Hershberger <joe.hershber...@ni.com> >Subject: Re: [PATCH v7 22/22] doc: sifive: fu540: Add description for RISC-V >FU540 U-Boot SPL > >[External Email] Do not click links or attachments unless you recognize the >sender and know the content is safe > >On Sat, May 2, 2020 at 3:39 PM Pragnesh Patel <pragnesh.pa...@sifive.com> >wrote: >> >> Add descriptions about U-Boot SPL feature and how to build and run >> from MMC. >> >> Signed-off-by: Pragnesh Patel <pragnesh.pa...@sifive.com> >> Signed-off-by: Jagan Teki <ja...@amarulasolutions.com> >> --- >> doc/board/sifive/fu540.rst | 376 >> +++++++++++++++++++++++++++++++++++++ >> 1 file changed, 376 insertions(+) >> >> diff --git a/doc/board/sifive/fu540.rst b/doc/board/sifive/fu540.rst >> index 1c3d4740f3..2911e3652e 100644 >> --- a/doc/board/sifive/fu540.rst >> +++ b/doc/board/sifive/fu540.rst >> @@ -38,6 +38,9 @@ TODO: >> reg = <0x0 0x2000000 0x0 0xc0000>; >> }; >> >> +Booting from MMC using FSBL >> +--------------------------- >> + >> Building >> -------- >> >> @@ -428,3 +431,376 @@ as well. >> >> Please press Enter to activate this console. >> / # >> + >> +Booting from MMC using U-Boot SPL >> +--------------------------------- >> + >> +Building >> +-------- >> + >> +Before building U-Boot SPL, OpenSBI must be built first. OpenSBI can >> +be cloned and built for FU540 as below: >> + >> +.. code-block:: console >> + >> + git clone https://github.com/riscv/opensbi.git >> + cd opensbi >> + make PLATFORM=generic FW_DYNAMIC=y >> + >> +Copy OpenSBI FW_DYNAMIC image >> +(build/platform/sifive/fu540/firmware/fw_dynamic.bin) into U-Boot >> +root directory >> + >> +.. code-block:: console >> + >> + cp build/platform/sifive/fu540/firmware/fw_dynamic.bin >> + <u-boot-dir> >> + >> +Now build the U-Boot SPL and U-Boot proper >> + >> +.. code-block:: console >> + >> + cd <U-Boot-dir> >> + make sifive_fu540_defconfig >> + make >> + >> +This will generate spl/u-boot-spl.bin and FIT image (u-boot.itb) >> + >> + >> +Flashing >> +-------- >> + >> +ZSBL loads the U-Boot SPL (u-boot-spl.bin) from a partition with GUID >> +type >> +5B193300-FC78-40CD-8002-E86C45580B47 >> + >> +U-Boot SPL expects a U-Boot FIT image (u-boot.itb) from a partition >> +with GUID type 2E54B353-1271-4842-806F-E436D6AF6985 >> + >> +FIT image (u-boot.itb) is a combination of fw_dynamic.bin, >> +u-boot-nodtb.bin and device tree blob (hifive-unleashed-a00.dtb) >> + >> +Format the SD card (make sure the disk has GPT, otherwise use gdisk >> +to switch) >> + >> +.. code-block:: none >> + >> + # sudo sgdisk --clear \ >> + > --set-alignment=2 \ >> + > --new=1:34:2081 --change-name=1:loader1 --typecode=1:5B193300- >FC78-40CD-8002-E86C45580B47 \ >> + > --new=2:2082:10273 --change-name=2:loader2 -- >typecode=2:2E54B353-1271-4842-806F-E436D6AF6985 \ >> + > --new=3:10274: --change-name=3:rootfs --typecode=3:0FC63DAF- >8483-4772-8E79-3D69D8477DE4 \ >> + > /dev/sda >> + >> +Program the SD card >> + >> +.. code-block:: none >> + >> + sudo dd if=spl/u-boot-spl.bin of=/dev/sda seek=34 >> + sudo dd if=u-boot.itb of=/dev/sda seek=2082 >> + >> +Booting >> +------- >> +Once you plugin the sdcard and power up, you should see the U-Boot >prompt. >> + >> +Sample boot log from HiFive Unleashed board >> +------------------------------------------- >> + >> +.. code-block:: none >> + >> + U-Boot SPL 2020.04-rc2-00109-g63efc7e07e-dirty (Apr 30 2020 - >13:52:36 +0530) >> + Trying to boot from MMC1 >> + >> + >> + U-Boot 2020.04-rc2-00109-g63efc7e07e-dirty (Apr 30 2020 - >> + 13:52:36 +0530) >> + >> + CPU: rv64imafdc >> + Model: SiFive HiFive Unleashed A00 >> + DRAM: 8 GiB >> + MMC: spi@10050000:mmc@0: 0 >> + In: serial@10010000 >> + Out: serial@10010000 >> + Err: serial@10010000 >> + Board serial number should not be 0 !! >> + Net: >> + Warning: ethernet@10090000 (eth0) using random MAC address - >96:06:92:18:eb:04 >> + eth0: ethernet@10090000 >> + Hit any key to stop autoboot: 0 >> + => version >> + U-Boot 2020.04-rc2-00109-g63efc7e07e-dirty (Apr 30 2020 - >> + 13:52:36 +0530) >> + >> + riscv64-unknown-linux-gnu-gcc (crosstool-NG 1.24.0.37-3f461da) 9.2.0 >> + GNU ld (crosstool-NG 1.24.0.37-3f461da) 2.32 >> + => mmc info >> + Device: spi@10050000:mmc@0 >> + Manufacturer ID: 3 >> + OEM: 5344 >> + Name: SC16G >> + Bus Speed: 20000000 >> + Mode: SD Legacy >> + Rd Block Len: 512 >> + SD version 2.0 >> + High Capacity: Yes >> + Capacity: 14.8 GiB >> + Bus Width: 1-bit >> + Erase Group Size: 512 Bytes >> + => mmc part >> + >> + Partition Map for MMC device 0 -- Partition Type: EFI >> + >> + Part Start LBA End LBA Name >> + Attributes >> + Type GUID >> + Partition GUID >> + 1 0x00000022 0x00000821 "loader1" >> + attrs: 0x0000000000000000 >> + type: 5b193300-fc78-40cd-8002-e86c45580b47 >> + guid: 66e2b5d2-74db-4df8-ad6f-694b3617f87f >> + 2 0x00000822 0x00002821 "loader2" >> + attrs: 0x0000000000000000 >> + type: 2e54b353-1271-4842-806f-e436d6af6985 >> + guid: 8befaeaf-bca0-435d-b002-e201f37c0a2f >> + 3 0x00002822 0x01dacbde "rootfs" >> + attrs: 0x0000000000000000 >> + type: 0fc63daf-8483-4772-8e79-3d69d8477de4 >> + type: linux >> + guid: 9faa81b6-39b1-4418-af5e-89c48f29c20d > >Upto this, will be a valid doc for SPL MMC boot, but squash it on the patch >where you enable the SPL MMC. the rest I feel unnecessary.
I am okay with your suggestion, will update in v8. > >Jagan.
