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

Tue May 19 18:11:41 CEST 2020

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.

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)

Jagan.