[PATCH v10 17/18] configs: fu540: Add config options for U-Boot SPL

Wed May 20 06:37:03 CEST 2020

Hi Jagan,

On Wed, May 20, 2020 at 12:11 AM Jagan Teki <jagan at amarulasolutions.com> wrote:
>
> On Sat, May 16, 2020 at 11:42 AM Pragnesh Patel
> <pragnesh.patel at sifive.com> wrote:
> >
> > Hi Jagan,
> >
> > >-----Original Message-----
> > >From: Jagan Teki <jagan at amarulasolutions.com>
> > >Sent: 15 May 2020 23:05
> > >To: Pragnesh Patel <pragnesh.patel at sifive.com>
> > >Cc: U-Boot-Denx <u-boot at lists.denx.de>; Atish Patra
> > ><atish.patra at wdc.com>; Palmer Dabbelt <palmerdabbelt at google.com>; Bin
> > >Meng <bmeng.cn at gmail.com>; Paul Walmsley <paul.walmsley at sifive.com>;
> > >Anup Patel <anup.patel at wdc.com>; Sagar Kadam
> > ><sagar.kadam at sifive.com>; Rick Chen <rick at andestech.com>; Palmer
> > >Dabbelt <palmer at dabbelt.com>
> > >Subject: Re: [PATCH v10 17/18] configs: fu540: Add config options for U-Boot
> > >SPL
> > >
> > >[External Email] Do not click links or attachments unless you recognize the
> > >sender and know the content is safe
> > >
> > >On Thu, May 14, 2020 at 5:24 PM Pragnesh Patel
> > ><pragnesh.patel at sifive.com> wrote:
> > >>
> > >> With sifive_fu540_defconfig:
> > >>
> > >> User can use FSBL or u-boot-spl.bin anyone at a time.
> > >>
> > >> For FSBL,
> > >> fsbl->fw_payload.bin (opensbi + U-Boot)
> > >>
> > >> For u-boot-spl.bin,
> > >> u-boot-spl.bin->FIT image (opensbi + U-Boot proper + dtb)
> > >>
> > >> U-Boot SPL will be loaded by ZSBL from SD card (replace fsbl.bin with
> > >> u-boot-spl.bin) and runs in L2 LIM in machine mode and then load FIT
> > >> image u-boot.itb from SD card into RAM.
> > >>
> > >> U-Boot SPL expects u-boot.itb FIT image at the starting of SD card
> > >> sector number (0x822) of GUID type "2E54B353-1271-4842-806F-
> > >E436D6AF6985"
> > >>
> > >> Signed-off-by: Pragnesh Patel <pragnesh.patel at sifive.com>
> > >> Signed-off-by: Jagan Teki <jagan at amarulasolutions.com>
> > >> Reviewed-by: Jagan Teki <jagan at amarulasolutions.com>
> > >> ---
> > >>  configs/sifive_fu540_defconfig |   8 ++
> > >>  doc/board/sifive/fu540.rst     | 134 +++++++++++++++++++++++++++++++++
> > >>  2 files changed, 142 insertions(+)
> > >>
> > >> diff --git a/configs/sifive_fu540_defconfig
> > >> b/configs/sifive_fu540_defconfig index f805aacc7a..8d412f8d6a 100644
> > >> --- a/configs/sifive_fu540_defconfig
> > >> +++ b/configs/sifive_fu540_defconfig
> > >> @@ -1,6 +1,11 @@
> > >>  CONFIG_RISCV=y
> > >> +CONFIG_SPL_GPIO_SUPPORT=y
> > >> +CONFIG_SYS_MALLOC_F_LEN=0x3000
> > >>  CONFIG_ENV_SIZE=0x20000
> > >> +CONFIG_SPL_MMC_SUPPORT=y
> > >>  CONFIG_NR_DRAM_BANKS=1
> > >> +CONFIG_SPL=y
> > >> +CONFIG_SPL_SPI_SUPPORT=y
> > >>  CONFIG_TARGET_SIFIVE_FU540=y
> > >>  CONFIG_ARCH_RV64I=y
> > >>  CONFIG_RISCV_SMODE=y
> > >> @@ -9,7 +14,10 @@ CONFIG_FIT=y
> > >>  CONFIG_MISC_INIT_R=y
> > >>  CONFIG_DISPLAY_CPUINFO=y
> > >>  CONFIG_DISPLAY_BOARDINFO=y
> > >> +CONFIG_SPL_SEPARATE_BSS=y
> > >> +CONFIG_SPL_YMODEM_SUPPORT=y
> > >>  CONFIG_OF_BOARD_FIXUP=y
> > >>  CONFIG_DEFAULT_DEVICE_TREE="hifive-unleashed-a00"
> > >>  CONFIG_SYS_RELOC_GD_ENV_ADDR=y
> > >> +CONFIG_SPL_CLK=y
> > >>  CONFIG_DM_MTD=y
> > >> diff --git a/doc/board/sifive/fu540.rst b/doc/board/sifive/fu540.rst
> > >> index 610ba87074..89e8d66c56 100644
> > >> --- a/doc/board/sifive/fu540.rst
> > >> +++ b/doc/board/sifive/fu540.rst
> > >> @@ -31,6 +31,9 @@ TODO:
> > >>          stdout-path = "/soc/serial at 10010000:115200";
> > >>     };
> > >>
> > >> +Booting from MMC using FSBL
> > >> +---------------------------
> > >> +
> > >>  Building
> > >>  --------
> > >>
> > >> @@ -421,3 +424,134 @@ 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/generic/firmware/fw_dynamic.bin) into U-Boot root
> > >> +directory
> > >> +
> > >> +.. code-block:: console
> > >> +
> > >> +       cp build/platform/generic/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 at 10050000:mmc at 0: 0
> > >> +       In:    serial at 10010000
> > >> +       Out:   serial at 10010000
> > >> +       Err:   serial at 10010000
> > >> +       Board serial number should not be 0 !!
> > >> +       Net:
> > >> +       Warning: ethernet at 10090000 (eth0) using random MAC address -
> > >96:06:92:18:eb:04
> > >> +       eth0: ethernet at 10090000
> > >> +       Hit any key to stop autoboot:  0
> > >
> > >Look like v10 seems to be a change, I can see memory region print?
> > >
> > >U-Boot SPL 2020.07-rc1-00540-gd06cdf6989 (May 15 2020 - 23:00:17
> > >+0530)
> > >Trying to boot from MMC1
> > >
> > >
> > >U-Boot 2020.07-rc1-00540-gd06cdf6989 (May 15 2020 - 23:00:17 +0530)
> > >
> > >CPU:   rv64imafdc
> > >Model: SiFive HiFive Unleashed A00
> > >DRAM:  8 GiB
> > >No reserved memory region found in source FDT
> > >MMC:   spi at 10050000:mmc at 0: 0
> > >In:    serial at 10010000
> > >Out:   serial at 10010000
> > >Err:   serial at 10010000
> > >Net:   eth0: ethernet at 10090000
> > >Hit any key to stop autoboot:  0
> >
> > I haven't got this "memory region" print, can you please update your U-Boot and OpenSBI
> > Repo and recheck.
>
> I have checked with latest opensbi, still got it.

Do you mean this message?

  No reserved memory region found in source FDT

If yes, you need use OpenSBI v0.7.

>
> U-Boot SPL 2020.07-rc2-00154-gb37b258d49-dirty (May 19 2020 - 21:33:36 +0530)
> Trying to boot from MMC1
>
> OpenSBI v0.6
>    ____                    _____ ____ _____
>   / __ \                  / ____|  _ \_   _|
>  | |  | |_ __   ___ _ __ | (___ | |_) || |
>  | |  | | '_ \ / _ \ '_ \ \___ \|  _ < | |
>  | |__| | |_) |  __/ | | |____) | |_) || |_
>   \____/| .__/ \___|_| |_|_____/|____/_____|
>         | |
>         |_|
>
> Platform Name          : SiFive Freedom U540
> Platform HART Features : RV64ACDFIMSU
> Platform Max HARTs     : 5
> Current Hart           : 3
> Firmware Base          : 0x80000000
> Firmware Size          : 100 KB
> Runtime SBI Version    : 0.2
>
> MIDELEG : 0x0000000000000222
> MEDELEG : 0x000000000000b109
> PMP0    : 0x0000000080000000-0x000000008001ffff (A)
> PMP1    : 0x0000000000000000-0x0000007fffffffff (A,R,W,X)
>
>
> U-Boot 2020.07-rc2-00154-gb37b258d49-dirty (May 19 2020 - 21:33:36 +0530)
>
> CPU:   rv64imafdc
> Model: SiFive HiFive Unleashed A00
> DRAM:  8 GiB
> No reserved memory region found in source FDT
> MMC:   spi at 10050000:mmc at 0: 0
> In:    serial at 10010000
> Out:   serial at 10010000
> Err:   serial at 10010000
> Net:   eth0: ethernet at 10090000
> Hit any key to stop autoboot:  0
>
> opensbi sha1:
> 89ba63493c4ce98861144180e408d6db391fd1c3
>
> gcc version:
> gcc version 8.4.0 (Buildroot 2020.05-git-00692-gd645010af2)

Regards,
Bin