On Thu, Mar 11, 2021 at 10:21 PM Bin Meng <bmeng...@gmail.com> wrote:
> On Thu, Mar 11, 2021 at 9:50 PM Green Wan <green....@sifive.com> wrote:
> >
> > Add dts, defconfig and board support for HiFive Unmatched.
> >
> > Signed-off-by: Green Wan <green....@sifive.com>
> > ---
> > arch/riscv/dts/fu740-hifive-unmatched-a00-ddr.dtsi | 1489
> ++++++++++++++++++++
> > arch/riscv/dts/hifive-unmatched-a00-u-boot.dtsi | 40 +
> > arch/riscv/dts/hifive-unmatched-a00.dts | 263 ++++
> > board/sifive/fu540/Kconfig | 1 -
> > board/sifive/fu540/fu540.c | 2 +-
>
> It looks these fu540 changes are not needed?
>
Let me remove the change for fu540 first and check on fu540.
>
> > board/sifive/hifive_unmatched_fu740/Kconfig | 50 +
> > board/sifive/hifive_unmatched_fu740/MAINTAINERS | 9 +
> > board/sifive/hifive_unmatched_fu740/Makefile | 9 +
> .../hifive-unmatched-fu740.c | 24 +
> > board/sifive/hifive_unmatched_fu740/spl.c | 85 ++
> > configs/sifive_hifive_unmatched_fu740_defconfig | 57 +
>
I'd like to rename "board/sifive/hifive_unmatched_fu740" to the shorter
name "board/sifive/unmatched". And
"configs/sifive_hifive_unmatched_fu740_defconfig" to
"configs/sifive_unmatched_defconfig" in v2 patch.
> > doc/board/sifive/fu540.rst | 19 +-
>
> here?
>
> > doc/board/sifive/hifive_unmatched_fu740.rst | 532 +++++++
> > drivers/reset/Kconfig | 2 +-
> > include/configs/sifive-fu540.h | 5 -
>
> and here?
>
> > include/configs/sifive-hifive-unmatched-fu740.h | 88 ++
> > 16 files changed, 2656 insertions(+), 19 deletions(-)
> > create mode 100644 arch/riscv/dts/fu740-hifive-unmatched-a00-ddr.dtsi
> > create mode 100644 arch/riscv/dts/hifive-unmatched-a00-u-boot.dtsi
> > create mode 100644 arch/riscv/dts/hifive-unmatched-a00.dts
> > create mode 100644 board/sifive/hifive_unmatched_fu740/Kconfig
> > create mode 100644 board/sifive/hifive_unmatched_fu740/MAINTAINERS
> > create mode 100644 board/sifive/hifive_unmatched_fu740/Makefile
> > create mode 100644
> board/sifive/hifive_unmatched_fu740/hifive-unmatched-fu740.c
> > create mode 100644 board/sifive/hifive_unmatched_fu740/spl.c
> > create mode 100644 configs/sifive_hifive_unmatched_fu740_defconfig
> > create mode 100644 doc/board/sifive/hifive_unmatched_fu740.rst
> > create mode 100644 include/configs/sifive-hifive-unmatched-fu740.h
> >
> > diff --git a/arch/riscv/dts/fu740-hifive-unmatched-a00-ddr.dtsi
> b/arch/riscv/dts/fu740-hifive-unmatched-a00-ddr.dtsi
> > new file mode 100644
> > index 0000000..4209491
> > --- /dev/null
> > +++ b/arch/riscv/dts/fu740-hifive-unmatched-a00-ddr.dtsi
>
> [snip]
>
> > diff --git a/arch/riscv/dts/hifive-unmatched-a00-u-boot.dtsi
> b/arch/riscv/dts/hifive-unmatched-a00-u-boot.dtsi
> > new file mode 100644
> > index 0000000..3dcd2b4
> > --- /dev/null
> > +++ b/arch/riscv/dts/hifive-unmatched-a00-u-boot.dtsi
> > @@ -0,0 +1,40 @@
> > +// SPDX-License-Identifier: (GPL-2.0 OR MIT)
> > +/*
> > + * Copyright (C) 2020-2021 SiFive, Inc
> > + */
> > +
> > +#include "fu740-c000-u-boot.dtsi"
> > +#include "fu740-hifive-unmatched-a00-ddr.dtsi"
> > +
> > +/ {
> > + aliases {
> > + spi0 = &spi0;
> > + };
> > +
> > + memory@80000000 {
> > + u-boot,dm-spl;
> > + };
> > +
> > + hfclk {
> > + u-boot,dm-spl;
> > + };
> > +
> > + rtcclk {
> > + u-boot,dm-spl;
> > + };
> > +
> > +};
> > +
> > +&clint {
> > + clocks = <&rtcclk>;
> > +};
> > +
> > +&spi0 {
> > + mmc@0 {
> > + u-boot,dm-spl;
> > + };
> > +};
> > +
> > +&gpio {
> > + u-boot,dm-spl;
> > +};
> > diff --git a/arch/riscv/dts/hifive-unmatched-a00.dts
> b/arch/riscv/dts/hifive-unmatched-a00.dts
> > new file mode 100644
> > index 0000000..92410b4
> > --- /dev/null
> > +++ b/arch/riscv/dts/hifive-unmatched-a00.dts
> > @@ -0,0 +1,263 @@
> > +// SPDX-License-Identifier: GPL-2.0+
> > +/* Copyright (c) 2019-2021 SiFive, Inc */
> > +
> > +#include "fu740-c000.dtsi"
> > +#include <dt-bindings/interrupt-controller/irq.h>
> > +
> > +/* Clock frequency (in Hz) of the PCB crystal for rtcclk */
> > +#define RTCCLK_FREQ 1000000
> > +
> > +/ {
> > + #address-cells = <2>;
> > + #size-cells = <2>;
> > + model = "SiFive HiFive Unmatched A00";
> > + compatible = "sifive,hifive-unmatched-a00", "sifive,fu740-c000",
> > + "sifive,fu740";
> > +
> > + chosen {
> > + stdout-path = "serial0";
> > + };
> > +
> > + cpus {
> > + timebase-frequency = <RTCCLK_FREQ>;
> > + };
> > +
> > + memory@80000000 {
> > + device_type = "memory";
> > + reg = <0x0 0x80000000 0x4 0x00000000>;
> > + };
> > +
> > + soc {
> > + };
> > +
> > + hfclk: hfclk {
> > + #clock-cells = <0>;
> > + compatible = "fixed-clock";
> > + clock-frequency = <26000000>;
> > + clock-output-names = "hfclk";
> > + };
> > +
> > + rtcclk: rtcclk {
> > + #clock-cells = <0>;
> > + compatible = "fixed-clock";
> > + clock-frequency = <RTCCLK_FREQ>;
> > + clock-output-names = "rtcclk";
> > + };
> > +};
> > +
> > +&uart0 {
> > + status = "okay";
> > +};
> > +
> > +&uart1 {
> > + status = "okay";
> > +};
> > +
>
> > +
> > +&qspi0 {
> > + status = "okay";
> > + flash@0 {
> > + compatible = "issi,is25wp256", "jedec,spi-nor";
> > + reg = <0>;
> > + spi-max-frequency = <50000000>;
> > + m25p,fast-read;
> > + spi-tx-bus-width = <4>;
> > + spi-rx-bus-width = <4>;
> > + };
> > +};
> > +
> > +&spi0 {
> > + status = "okay";
> > + mmc@0 {
> > + compatible = "mmc-spi-slot";
> > + reg = <0>;
> > + spi-max-frequency = <20000000>;
> > + voltage-ranges = <3300 3300>;
> > + disable-wp;
> > + };
> > +};
> > +
> > +ð0 {
> > + status = "okay";
> > + phy-mode = "gmii";
> > + phy-handle = <&phy0>;
> > + phy0: ethernet-phy@0 {
> > + reg = <0>;
> > + };
> > +};
> > +
> > +&pwm0 {
> > + status = "okay";
> > +};
> > +
> > +&pwm1 {
> > + status = "okay";
> > +};
> > +
> > +&gpio {
> > + status = "okay";
> > +};
> > diff --git a/board/sifive/fu540/Kconfig b/board/sifive/fu540/Kconfig
> > index 64fdbd4..e70d1e5 100644
> > --- a/board/sifive/fu540/Kconfig
> > +++ b/board/sifive/fu540/Kconfig
> > @@ -47,6 +47,5 @@ config BOARD_SPECIFIC_OPTIONS # dummy
> > imply SPI_FLASH_ISSI
> > imply SYSRESET
> > imply SYSRESET_GPIO
> > - imply CMD_I2C
> >
> > endif
> > diff --git a/board/sifive/fu540/fu540.c b/board/sifive/fu540/fu540.c
> > index a4e7822..54e5a4c 100644
> > --- a/board/sifive/fu540/fu540.c
> > +++ b/board/sifive/fu540/fu540.c
> > @@ -58,7 +58,7 @@ static u32 fu540_read_serialnum(void)
> >
> > /* init OTP */
> > ret = uclass_get_device_by_driver(UCLASS_MISC,
> > - DM_DRIVER_GET(sifive_otp),
> &dev);
> > + DM_GET_DRIVER(sifive_otp),
> &dev);
> >
> > if (ret) {
> > debug("%s: could not find otp device\n", __func__);
> > diff --git a/board/sifive/hifive_unmatched_fu740/Kconfig
> b/board/sifive/hifive_unmatched_fu740/Kconfig
> > new file mode 100644
> > index 0000000..53c87c6
> > --- /dev/null
> > +++ b/board/sifive/hifive_unmatched_fu740/Kconfig
> > @@ -0,0 +1,50 @@
> > +if TARGET_SIFIVE_UNMATCHED
> > +
> > +config SYS_BOARD
> > + default "hifive_unmatched_fu740"
> > +
> > +config SYS_VENDOR
> > + default "sifive"
> > +
> > +config SYS_CPU
> > + default "fu740"
> > +
> > +config SYS_CONFIG_NAME
> > + default "sifive-hifive-unmatched-fu740"
> > +
> > +config SYS_TEXT_BASE
> > + default 0x80200000 if SPL
> > + default 0x80000000 if !RISCV_SMODE
> > + default 0x80200000 if RISCV_SMODE
> > +
> > +config SPL_TEXT_BASE
> > + default 0x08000000
> > +
> > +config SPL_OPENSBI_LOAD_ADDR
> > + default 0x80000000
> > +
> > +config BOARD_SPECIFIC_OPTIONS # dummy
> > + def_bool y
> > + select SIFIVE_FU740
> > + select SUPPORT_SPL
> > + select RESET_SIFIVE
> > + imply CMD_DHCP
> > + imply CMD_EXT2
> > + imply CMD_EXT4
> > + imply CMD_FAT
> > + imply CMD_FS_GENERIC
> > + imply CMD_GPT
> > + imply PARTITION_TYPE_GUID
> > + imply CMD_NET
> > + imply CMD_PING
> > + imply CMD_SF
> > + imply DOS_PARTITION
> > + imply EFI_PARTITION
> > + imply IP_DYN
> > + imply ISO_PARTITION
> > + imply PHY_LIB
> > + imply PHY_MSCC
> > + imply SYSRESET
> > + imply SYSRESET_GPIO
> > +
> > +endif
> > diff --git a/board/sifive/hifive_unmatched_fu740/MAINTAINERS
> b/board/sifive/hifive_unmatched_fu740/MAINTAINERS
> > new file mode 100644
> > index 0000000..783b20d
> > --- /dev/null
> > +++ b/board/sifive/hifive_unmatched_fu740/MAINTAINERS
> > @@ -0,0 +1,9 @@
> > +SiFive HiFive Unmatched FU740 BOARD
> > +M: Paul Walmsley <paul.walms...@sifive.com>
> > +M: Pragnesh Patel <pragnesh.pa...@sifive.com>
> > +M: Green Wan <green....@sifive.com>
> > +S: Maintained
> > +F: board/sifive/hifive_unmatched_fu740/
> > +F: doc/board/sifive/hifive-unmatched-fu740.rst
> > +F: include/configs/sifive-hifive-unmatched-fu740.h
> > +F: configs/sifive_hifive_unmatched_fu740_defconfig
> > diff --git a/board/sifive/hifive_unmatched_fu740/Makefile
> b/board/sifive/hifive_unmatched_fu740/Makefile
> > new file mode 100644
> > index 0000000..aeab025
> > --- /dev/null
> > +++ b/board/sifive/hifive_unmatched_fu740/Makefile
> > @@ -0,0 +1,9 @@
> > +# SPDX-License-Identifier: GPL-2.0+
> > +#
> > +# Copyright (c) 2020 SiFive, Inc
> > +
> > +obj-y += hifive-unmatched-fu740.o
> > +
> > +ifdef CONFIG_SPL_BUILD
> > +obj-y += spl.o
> > +endif
> > diff --git
> a/board/sifive/hifive_unmatched_fu740/hifive-unmatched-fu740.c
> b/board/sifive/hifive_unmatched_fu740/hifive-unmatched-fu740.c
> > new file mode 100644
> > index 0000000..361bfbf
> > --- /dev/null
> > +++ b/board/sifive/hifive_unmatched_fu740/hifive-unmatched-fu740.c
> > @@ -0,0 +1,24 @@
> > +// SPDX-License-Identifier: GPL-2.0+
> > +/*
> > + * Copyright (c) 2020, SiFive Inc
> > + *
> > + * Authors:
> > + * Pragnesh Patel <pragnesh.pa...@sifive.com>
> > + */
> > +
> > +#include <common.h>
> > +#include <dm.h>
> > +#include <asm/arch/cache.h>
> > +
> > +int board_init(void)
> > +{
> > + int ret;
> > +
> > + /* enable all cache ways */
> > + ret = cache_enable_ways();
> > + if (ret) {
> > + debug("%s: could not enable cache ways\n", __func__);
> > + return ret;
> > + }
> > + return 0;
> > +}
> > diff --git a/board/sifive/hifive_unmatched_fu740/spl.c
> b/board/sifive/hifive_unmatched_fu740/spl.c
> > new file mode 100644
> > index 0000000..d8ee934
> > --- /dev/null
> > +++ b/board/sifive/hifive_unmatched_fu740/spl.c
> > @@ -0,0 +1,85 @@
> > +// SPDX-License-Identifier: GPL-2.0+
> > +/*
> > + * Copyright (c) 2020 SiFive, Inc
> > + *
> > + * Authors:
> > + * Pragnesh Patel <pragnesh.pa...@sifive.com>
> > + */
> > +
> > +#include <init.h>
> > +#include <spl.h>
> > +#include <misc.h>
> > +#include <log.h>
> > +#include <linux/delay.h>
> > +#include <linux/io.h>
> > +#include <asm/gpio.h>
> > +#include <asm/arch/gpio.h>
> > +#include <asm/arch/spl.h>
> > +
> > +#define GEM_PHY_RESET SIFIVE_GENERIC_GPIO_NR(0, 12)
> > +
> > +#define MODE_SELECT_REG 0x1000
> > +#define MODE_SELECT_SD 0xb
> > +#define MODE_SELECT_MASK GENMASK(3, 0)
> > +
> > +int spl_board_init_f(void)
> > +{
> > + int ret;
> > +
> > + ret = spl_soc_init();
> > + if (ret) {
> > + debug("HiFive Unmatched FU740 SPL init failed: %d\n",
> ret);
> > + return ret;
> > + }
> > +
> > + /*
> > + * GEMGXL init VSC8541 PHY reset sequence;
> > + * leave pull-down active for 2ms
> > + */
> > + udelay(2000);
> > + ret = gpio_request(GEM_PHY_RESET, "gem_phy_reset");
> > + if (ret) {
> > + debug("gem_phy_reset gpio request failed: %d\n", ret);
> > + return ret;
> > + }
> > +
> > + /* Set GPIO 12 (PHY NRESET) */
> > + ret = gpio_direction_output(GEM_PHY_RESET, 1);
> > + if (ret) {
> > + debug("gem_phy_reset gpio direction set failed: %d\n",
> ret);
> > + return ret;
> > + }
> > +
> > + udelay(1);
> > +
> > + /* Reset PHY again to enter unmanaged mode */
> > + gpio_set_value(GEM_PHY_RESET, 0);
> > + udelay(1);
> > + gpio_set_value(GEM_PHY_RESET, 1);
> > + mdelay(15);
> > +
> > + return 0;
> > +}
> > +
> > +u32 spl_boot_device(void)
> > +{
> > + u32 mode_select = readl((void *)MODE_SELECT_REG);
> > + u32 boot_device = mode_select & MODE_SELECT_MASK;
> > +
> > + switch (boot_device) {
> > + case MODE_SELECT_SD:
> > + return BOOT_DEVICE_MMC1;
>
> No booting from SPI flash support?
>
> We don't boot from SPI flash right now. We want users to boot the whole
chain from SD card to avoid outdated FW on flash.
> > + default:
> > + debug("Unsupported boot device 0x%x but trying MMC1\n",
> > + boot_device);
> > + return BOOT_DEVICE_MMC1;
> > + }
> > +}
> > +
> > +#ifdef CONFIG_SPL_LOAD_FIT
> > +int board_fit_config_name_match(const char *name)
> > +{
> > + /* boot using first FIT config */
> > + return 0;
> > +}
> > +#endif
> > diff --git a/configs/sifive_hifive_unmatched_fu740_defconfig
> b/configs/sifive_hifive_unmatched_fu740_defconfig
> > new file mode 100644
> > index 0000000..5ec1ee6
> > --- /dev/null
> > +++ b/configs/sifive_hifive_unmatched_fu740_defconfig
> > @@ -0,0 +1,57 @@
> > +CONFIG_RISCV=y
> > +CONFIG_SPL_GPIO_SUPPORT=y
> > +CONFIG_SYS_MALLOC_F_LEN=0x3000
> > +CONFIG_NR_DRAM_BANKS=1
> > +CONFIG_SPL_DM_SPI=y
> > +CONFIG_SPL_MMC_SUPPORT=y
> > +CONFIG_SPL=y
> > +CONFIG_SPL_SPI_SUPPORT=y
> > +CONFIG_DEFAULT_DEVICE_TREE="hifive-unmatched-a00"
> > +CONFIG_TARGET_SIFIVE_UNMATCHED=y
> > +CONFIG_ARCH_RV64I=y
> > +CONFIG_RISCV_SMODE=y
> > +CONFIG_DISTRO_DEFAULTS=y
> > +CONFIG_FIT=y
> > +CONFIG_SPL_LOAD_FIT_ADDRESS=0x84000000
> > +CONFIG_DISPLAY_CPUINFO=y
> > +CONFIG_DISPLAY_BOARDINFO=y
> > +CONFIG_DISPLAY_BOARDINFO_LATE=y
> > +CONFIG_SPL_SEPARATE_BSS=y
> > +CONFIG_SPL_DM_RESET=y
> > +CONFIG_SPL_YMODEM_SUPPORT=y
> > +CONFIG_SYS_RELOC_GD_ENV_ADDR=y
> > +CONFIG_SPL_CLK=y
> > +CONFIG_DM_RESET=y
> > +CONFIG_CMD_PCI=y
> > +CONFIG_PCI=y
> > +CONFIG_DM_PCI=y
> > +CONFIG_PCI_PNP=y
> > +CONFIG_PCIE_SIFIVE_FU740=y
> > +CONFIG_NVME=y
> > +CONFIG_DM_ETH=y
> > +CONFIG_NETDEVICES=y
> > +CONFIG_E1000=y
> > +CONFIG_USB=y
> > +CONFIG_CMD_USB=y
> > +CONFIG_DM_USB=y
> > +CONFIG_USB_STORAGE=y
> > +CONFIG_USB_XHCI_HCD=y
> > +CONFIG_USB_XHCI_PCI=y
> > +CONFIG_USB_EHCI_HCD=y
> > +CONFIG_USB_EHCI_GENERIC=y
> > +CONFIG_USB_OHCI_HCD=y
> > +CONFIG_USB_OHCI_GENERIC=y
> > +CONFIG_CMD_PART=y
> > +CONFIG_CMD_NVME=y
> > +CONFIG_SYS_USB_EVENT_POLL=y
> > +CONFIG_CMD_GPT=y
> > +CONFIG_CMD_GPT_RENAME=y
> > +CONFIG_CMD_EEPROM=y
> > +CONFIG_CMD_MEMINFO=y
> > +CONFIG_CMD_I2C=y
> > +CONFIG_DM_I2C=y
> > +CONFIG_SYS_I2C_OCORES=y
> > +CONFIG_CLK_SIFIVE_PRCI=y
> > +ONFIG_DM_PWM=y
> > +CONFIG_PWM_SIFIVE=y
> > +CONFIG_CMD_PWM=y
> > diff --git a/doc/board/sifive/fu540.rst b/doc/board/sifive/fu540.rst
> > index 4e4c852..1ce9ab1 100644
> > --- a/doc/board/sifive/fu540.rst
> > +++ b/doc/board/sifive/fu540.rst
> > @@ -12,7 +12,6 @@ of running Linux.
> >
> > Mainline support
> > ----------------
> > -
> > The support for following drivers are already enabled:
> >
> > 1. SiFive UART Driver.
> > @@ -25,7 +24,7 @@ Booting from MMC using FSBL
> > ---------------------------
> >
> > Building
> > -~~~~~~~~
> > +--------
> >
> > 1. Add the RISC-V toolchain to your PATH.
> > 2. Setup ARCH & cross compilation environment variable:
> > @@ -38,7 +37,7 @@ Building
> > 4. make
> >
> > Flashing
> > -~~~~~~~~
> > +--------
> >
> > The current U-Boot port is supported in S-mode only and loaded from
> DRAM.
> >
> > @@ -64,12 +63,11 @@ copied to the first partition of the sdcard.
> > sudo dd if=<prior_stage_firmware_binary> of=/dev/disk2s1 bs=1024
> >
> > 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
> >
> > @@ -419,7 +417,7 @@ 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:
> > @@ -443,7 +441,7 @@ 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
> > @@ -473,12 +471,11 @@ Program the SD card
> > 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
> >
> > diff --git a/doc/board/sifive/hifive_unmatched_fu740.rst
> b/doc/board/sifive/hifive_unmatched_fu740.rst
> > new file mode 100644
> > index 0000000..6670df5
> > --- /dev/null
> > +++ b/doc/board/sifive/hifive_unmatched_fu740.rst
> > @@ -0,0 +1,532 @@
> > +.. SPDX-License-Identifier: GPL-2.0+
> > +
> > +HiFive Unmatched
> > +================
> > +
> > +FU740-C000 RISC-V SoC
> > +---------------------
> > +The FU740-C000 is a 4+1 64-bit RISC-V core SoC from SiFive.
> > +
> > +The HiFive Unmatched development platform is based on FU740-C000 and
> capable
> > +of running Linux.
> > +
> > +Mainline support
> > +----------------
> > +The support for following drivers are already enabled:
> > +
> > +1. SiFive UART Driver.
> > +2. SiFive PRCI Driver for clock.
> > +3. Cadence MACB ethernet driver for networking support.
> > +4. SiFive SPI Driver.
> > +5. MMC SPI Driver for MMC/SD support.
> > +
> > +Booting from MMC using u-boot-spl
> > +---------------------------
> > +
> > +Building
> > +--------
> > +
> > +1. Add the RISC-V toolchain to your PATH.
> > +2. Setup ARCH & cross compilation environment variable:
> > +
> > +.. code-block:: none
> > +
> > + export CROSS_COMPILE=<riscv64 toolchain prefix>
> > +
> > +3. make sifive_hifive_unmatched_fu740_defconfig
> > +4. make
> > +
> > +Flashing
> > +--------
> > +
> > +The current U-Boot port is supported in S-mode only and loaded from
> DRAM.
> > +
> > +A prior stage M-mode firmware/bootloader (e.g OpenSBI) is required to
> > +boot the u-boot.bin in S-mode and provide M-mode runtime services.
> > +
> > +Currently, the u-boot.bin is used as a payload of the OpenSBI FW_PAYLOAD
> > +firmware. We need to compile OpenSBI with below command:
> > +
> > +.. code-block:: none
> > +
> > + make PLATFORM=generic FW_PAYLOAD_PATH=<path to u-boot-dtb.bin>
> > +
> > +More detailed description of steps required to build FW_PAYLOAD firmware
> > +is beyond the scope of this document. Please refer OpenSBI documenation.
> > +(Note: OpenSBI git repo is at https://github.com/riscv/opensbi.git)
> > +
> > +Once the prior stage firmware/bootloader binary is generated, it should
> be
> > +copied to the first partition of the sdcard.
> > +
> > +.. code-block:: none
> > +
> > + sudo dd if=<prior_stage_firmware_binary> of=/dev/disk2s1 bs=1024
> > +
> > +Booting
> > +-------
> > +Once you plugin the sdcard and power up, you should see the U-Boot
> prompt.
> > +
> > +Sample boot log from HiFive Unmatched board
> > +-------------------------------------------
> > +
> > +.. code-block:: none
> > +
> > + U-Boot 2019.07-00024-g350ff02f5b (Jul 22 2019 - 11:45:02 +0530)
>
> This seems to be pretty old U-Boot
>
> will fix outdated content.
> > +
> > + CPU: rv64imafdc
> > + Model: SiFive HiFive Unmatched A00
> > + DRAM: 8 GiB
> > + MMC: spi@10050000:mmc@0: 0
> > + In: serial@10010000
> > + Out: serial@10010000
> > + Err: serial@10010000
> > + Net: eth0: ethernet@10090000
> > + Hit any key to stop autoboot: 0
> > + => version
> > + U-Boot 2019.07-00024-g350ff02f5b (Jul 22 2019 - 11:45:02 +0530)
> > +
> > + riscv64-linux-gcc.br_real (Buildroot 2018.11-rc2-00003-ga0787e9)
> 8.2.0
> > + GNU ld (GNU Binutils) 2.31.1
> > + => mmc info
> > + Device: spi@10050000:mmc@0
> > + Manufacturer ID: 3
> > + OEM: 5344
> > + Name: SU08G
> > + Bus Speed: 20000000
> > + Mode: SD Legacy
> > + Rd Block Len: 512
> > + SD version 2.0
> > + High Capacity: Yes
> > + Capacity: 7.4 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 0x00000800 0x000107ff "bootloader"
> > + attrs: 0x0000000000000000
> > + type: 2e54b353-1271-4842-806f-e436d6af6985
> > + guid: 393bbd36-7111-491c-9869-ce24008f6403
> > + 2 0x00040800 0x00ecdfde ""
> > + attrs: 0x0000000000000000
> > + type: 0fc63daf-8483-4772-8e79-3d69d8477de4
> > + guid: 7fc9a949-5480-48c7-b623-04923080757f
> > +
> > +Now you can configure your networking, tftp server and use tftp boot
> method to
> > +load uImage.
> > +
> > +.. code-block:: none
> > +
> > + => setenv ipaddr 10.206.7.133
> > + => setenv netmask 255.255.252.0
> > + => setenv serverip 10.206.4.143
> > + => setenv gateway 10.206.4.1
> > +
> > +If you want to use a flat kernel image such as Image file
> > +
> > +.. code-block:: none
> > +
> > + => tftpboot ${kernel_addr_r} /sifive/fu740/Image
> > + ethernet@10090000: PHY present at 0
> > + ethernet@10090000: Starting autonegotiation...
> > + ethernet@10090000: Autonegotiation complete
> > + ethernet@10090000: link up, 1000Mbps full-duplex (lpa: 0x3c00)
> > + Using ethernet@10090000 device
> > + TFTP from server 10.206.4.143; our IP address is 10.206.7.133
> > + Filename '/sifive/fu740/Image'.
> > + Load address: 0x84000000
> > + Loading:
> #################################################################
> > +
> #################################################################
> > +
> #################################################################
> > +
> #################################################################
> > +
> #################################################################
> > +
> #################################################################
> > +
> #################################################################
> > +
> #################################################################
> > +
> #################################################################
> > +
> #################################################################
> > +
> #################################################################
> > +
> #################################################################
> > +
> #################################################################
> > +
> #################################################################
> > +
> #################################################################
> > +
> #################################################################
> > +
> #################################################################
> > +
> #################################################################
> > +
> #################################################################
> > +
> #################################################################
> > +
> #################################################################
> > +
> #################################################################
> > +
> #################################################################
> > +
> #################################################################
> > +
> #################################################################
> > +
> #################################################################
> > + ##########################################
> > + 1.2 MiB/s
> > + done
> > + Bytes transferred = 8867100 (874d1c hex)
> > +
> > +Or if you want to use a compressed kernel image file such as Image.gz
> > +
> > +.. code-block:: none
> > +
> > + => tftpboot ${kernel_addr_r} /sifive/fu740/Image.gz
> > + ethernet@10090000: PHY present at 0
> > + ethernet@10090000: Starting autonegotiation...
> > + ethernet@10090000: Autonegotiation complete
> > + ethernet@10090000: link up, 1000Mbps full-duplex (lpa: 0x3c00)
> > + Using ethernet@10090000 device
> > + TFTP from server 10.206.4.143; our IP address is 10.206.7.133
> > + Filename '/sifive/fu740/Image.gz'.
> > + Load address: 0x84000000
> > + Loading:
> #################################################################
> > +
> #################################################################
> > +
> #################################################################
> > +
> #################################################################
> > +
> #################################################################
> > +
> #################################################################
> > +
> #################################################################
> > +
> #################################################################
> > +
> #################################################################
> > +
> #################################################################
> > +
> #################################################################
> > +
> #################################################################
> > +
> #################################################################
> > +
> #################################################################
> > +
> #################################################################
> > +
> #################################################################
> > +
> #################################################################
> > +
> #################################################################
> > +
> #################################################################
> > +
> #################################################################
> > +
> #################################################################
> > +
> #################################################################
> > +
> #################################################################
> > +
> #################################################################
> > +
> #################################################################
> > +
> #################################################################
> > + ##########################################
> > + 1.2 MiB/s
> > + done
> > + Bytes transferred = 4809458 (4962f2 hex)
> > + =>setenv kernel_comp_addr_r 0x90000000
> > + =>setenv kernel_comp_size 0x500000
> > +
> > +By this time, correct kernel image is loaded and required environment
> variables
> > +are set. You can proceed to load the ramdisk and device tree from the
> tftp server
> > +as well.
> > +
> > +.. code-block:: none
> > +
> > + => tftpboot ${ramdisk_addr_r} /sifive/fu740/uRamdisk
> > + ethernet@10090000: PHY present at 0
> > + ethernet@10090000: Starting autonegotiation...
> > + ethernet@10090000: Autonegotiation complete
> > + ethernet@10090000: link up, 1000Mbps full-duplex (lpa: 0x3c00)
> > + Using ethernet@10090000 device
> > + TFTP from server 10.206.4.143; our IP address is 10.206.7.133
> > + Filename '/sifive/fu740/uRamdisk'.
> > + Load address: 0x88300000
> > + Loading:
> #################################################################
> > +
> #################################################################
> > +
> #################################################################
> > +
> #################################################################
> > +
> #################################################################
> > +
> #################################################################
> > +
> #################################################################
> > + ##############
> > + 418.9 KiB/s
> > + done
> > + Bytes transferred = 2398272 (249840 hex)
> > + => tftpboot ${fdt_addr_r} /sifive/fu740/hifive-unmatched-a00.dtb
> > + ethernet@10090000: PHY present at 0
> > + ethernet@10090000: Starting autonegotiation...
> > + ethernet@10090000: Autonegotiation complete
> > + ethernet@10090000: link up, 1000Mbps full-duplex (lpa: 0x7c00)
> > + Using ethernet@10090000 device
> > + TFTP from server 10.206.4.143; our IP address is 10.206.7.133
> > + Filename '/sifive/fu740/hifive-unmatched-a00.dtb'.
> > + Load address: 0x88000000
> > + Loading: ##
> > + 1000 Bytes/s
> > + done
> > + Bytes transferred = 5614 (15ee hex)
> > + => setenv bootargs "root=/dev/ram rw console=ttySIF0 ip=dhcp
> earlycon=sbi"
> > + => booti ${kernel_addr_r} ${ramdisk_addr_r} ${fdt_addr_r}
> > + ## Loading init Ramdisk from Legacy Image at 88300000 ...
> > + Image Name: Linux RootFS
> > + Image Type: RISC-V Linux RAMDisk Image (uncompressed)
> > + Data Size: 2398208 Bytes = 2.3 MiB
> > + Load Address: 00000000
> > + Entry Point: 00000000
> > + Verifying Checksum ... OK
> > + ## Flattened Device Tree blob at 88000000
> > + Booting using the fdt blob at 0x88000000
> > + Using Device Tree in place at 0000000088000000, end
> 00000000880045ed
> > +
> > + Starting kernel ...
> > +
> > + [ 0.000000] OF: fdt: Ignoring memory range 0x80000000 - 0x80200000
> > + [ 0.000000] Linux version 5.3.0-rc1-00003-g460ac558152f
> (anup@anup-lab-machine) (gcc version 8.2.0 (Buildroot
> 2018.11-rc2-00003-ga0787e9)) #6 SMP Mon Jul 22 10:01:01 IST 2019
>
> Looks this is an old kernel used for testing? I doubt it contains the
> new fu740-prci driver and PCIe support.
>
> > + [ 0.000000] earlycon: sbi0 at I/O port 0x0 (options '')
> > + [ 0.000000] printk: bootconsole [sbi0] enabled
> > + [ 0.000000] Initial ramdisk at: 0x(____ptrval____) (2398208 bytes)
> > + [ 0.000000] Zone ranges:
> > + [ 0.000000] DMA32 [mem 0x0000000080200000-0x00000000ffffffff]
> > + [ 0.000000] Normal [mem 0x0000000100000000-0x000000027fffffff]
> > + [ 0.000000] Movable zone start for each node
> > + [ 0.000000] Early memory node ranges
> > + [ 0.000000] node 0: [mem
> 0x0000000080200000-0x000000027fffffff]
> > + [ 0.000000] Initmem setup node 0 [mem
> 0x0000000080200000-0x000000027fffffff]
> > + [ 0.000000] software IO TLB: mapped [mem 0xfbfff000-0xfffff000]
> (64MB)
> > + [ 0.000000] CPU with hartid=0 is not available
> > + [ 0.000000] CPU with hartid=0 is not available
> > + [ 0.000000] elf_hwcap is 0x112d
> > + [ 0.000000] percpu: Embedded 18 pages/cpu s34584 r8192 d30952
> u73728
> > + [ 0.000000] Built 1 zonelists, mobility grouping on. Total
> pages: 2067975
> > + [ 0.000000] Kernel command line: root=/dev/ram rw console=ttySIF0
> ip=dhcp earlycon=sbi
> > + [ 0.000000] Dentry cache hash table entries: 1048576 (order: 11,
> 8388608 bytes, linear)
> > + [ 0.000000] Inode-cache hash table entries: 524288 (order: 10,
> 4194304 bytes, linear)
> > + [ 0.000000] Sorting __ex_table...
> > + [ 0.000000] mem auto-init: stack:off, heap alloc:off, heap
> free:off
> > + [ 0.000000] Memory: 8182308K/8386560K available (5916K kernel
> code, 368K rwdata, 1840K rodata, 213K init, 304K bss, 204252K reserved, 0K
> cma-reserved)
> > + [ 0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=4,
> Nodes=1
> > + [ 0.000000] rcu: Hierarchical RCU implementation.
> > + [ 0.000000] rcu: RCU restricting CPUs from NR_CPUS=8 to
> nr_cpu_ids=4.
> > + [ 0.000000] rcu: RCU calculated value of scheduler-enlistment
> delay is 25 jiffies.
> > + [ 0.000000] rcu: Adjusting geometry for rcu_fanout_leaf=16,
> nr_cpu_ids=4
> > + [ 0.000000] NR_IRQS: 0, nr_irqs: 0, preallocated irqs: 0
> > + [ 0.000000] plic: mapped 53 interrupts with 4 handlers for 9
> contexts.
> > + [ 0.000000] riscv_timer_init_dt: Registering clocksource cpuid
> [0] hartid [1]
> > + [ 0.000000] clocksource: riscv_clocksource: mask:
> 0xffffffffffffffff max_cycles: 0x1d854df40, max_idle_ns: 3526361616960 ns
> > + [ 0.000006] sched_clock: 64 bits at 1000kHz, resolution 1000ns,
> wraps every 2199023255500ns
> > + [ 0.008559] Console: colour dummy device 80x25
> > + [ 0.012989] Calibrating delay loop (skipped), value calculated
> using timer frequency.. 2.00 BogoMIPS (lpj=4000)
> > + [ 0.023104] pid_max: default: 32768 minimum: 301
> > + [ 0.028273] Mount-cache hash table entries: 16384 (order: 5,
> 131072 bytes, linear)
> > + [ 0.035765] Mountpoint-cache hash table entries: 16384 (order: 5,
> 131072 bytes, linear)
> > + [ 0.045307] rcu: Hierarchical SRCU implementation.
> > + [ 0.049875] smp: Bringing up secondary CPUs ...
> > + [ 0.055729] smp: Brought up 1 node, 4 CPUs
> > + [ 0.060599] devtmpfs: initialized
> > + [ 0.064819] random: get_random_u32 called from
> bucket_table_alloc.isra.10+0x4e/0x160 with crng_init=0
> > + [ 0.073720] clocksource: jiffies: mask: 0xffffffff max_cycles:
> 0xffffffff, max_idle_ns: 7645041785100000 ns
> > + [ 0.083176] futex hash table entries: 1024 (order: 4, 65536
> bytes, linear)
> > + [ 0.090721] NET: Registered protocol family 16
> > + [ 0.106319] vgaarb: loaded
> > + [ 0.108670] SCSI subsystem initialized
> > + [ 0.112515] usbcore: registered new interface driver usbfs
> > + [ 0.117758] usbcore: registered new interface driver hub
> > + [ 0.123167] usbcore: registered new device driver usb
> > + [ 0.128905] clocksource: Switched to clocksource riscv_clocksource
> > + [ 0.141239] NET: Registered protocol family 2
> > + [ 0.145506] tcp_listen_portaddr_hash hash table entries: 4096
> (order: 4, 65536 bytes, linear)
> > + [ 0.153754] TCP established hash table entries: 65536 (order: 7,
> 524288 bytes, linear)
> > + [ 0.163466] TCP bind hash table entries: 65536 (order: 8, 1048576
> bytes, linear)
> > + [ 0.173468] TCP: Hash tables configured (established 65536 bind
> 65536)
> > + [ 0.179739] UDP hash table entries: 4096 (order: 5, 131072 bytes,
> linear)
> > + [ 0.186627] UDP-Lite hash table entries: 4096 (order: 5, 131072
> bytes, linear)
> > + [ 0.194117] NET: Registered protocol family 1
> > + [ 0.198417] RPC: Registered named UNIX socket transport module.
> > + [ 0.203887] RPC: Registered udp transport module.
> > + [ 0.208664] RPC: Registered tcp transport module.
> > + [ 0.213429] RPC: Registered tcp NFSv4.1 backchannel transport
> module.
> > + [ 0.219944] PCI: CLS 0 bytes, default 64
> > + [ 0.224170] Unpacking initramfs...
> > + [ 0.262347] Freeing initrd memory: 2336K
> > + [ 0.266531] workingset: timestamp_bits=62 max_order=21
> bucket_order=0
> > + [ 0.280406] NFS: Registering the id_resolver key type
> > + [ 0.284798] Key type id_resolver registered
> > + [ 0.289048] Key type id_legacy registered
> > + [ 0.293114] nfs4filelayout_init: NFSv4 File Layout Driver
> Registering...
> > + [ 0.300262] NET: Registered protocol family 38
> > + [ 0.304432] Block layer SCSI generic (bsg) driver version 0.4
> loaded (major 254)
> > + [ 0.311862] io scheduler mq-deadline registered
> > + [ 0.316461] io scheduler kyber registered
> > + [ 0.356421] Serial: 8250/16550 driver, 4 ports, IRQ sharing
> disabled
> > + [ 0.363004] 10010000.serial: ttySIF0 at MMIO 0x10010000 (irq = 4,
> base_baud = 0) is a SiFive UART v0
> > + [ 0.371468] printk: console [ttySIF0] enabled
> > + [ 0.371468] printk: console [ttySIF0] enabled
> > + [ 0.380223] printk: bootconsole [sbi0] disabled
> > + [ 0.380223] printk: bootconsole [sbi0] disabled
> > + [ 0.389589] 10011000.serial: ttySIF1 at MMIO 0x10011000 (irq = 1,
> base_baud = 0) is a SiFive UART v0
> > + [ 0.398680] [drm] radeon kernel modesetting enabled.
> > + [ 0.412395] loop: module loaded
> > + [ 0.415214] sifive_spi 10040000.spi: mapped; irq=3, cs=1
> > + [ 0.420628] sifive_spi 10050000.spi: mapped; irq=5, cs=1
> > + [ 0.425897] libphy: Fixed MDIO Bus: probed
> > + [ 0.429964] macb 10090000.ethernet: Registered clk switch
> 'sifive-gemgxl-mgmt'
> > + [ 0.436743] macb: GEM doesn't support hardware ptp.
> > + [ 0.441621] libphy: MACB_mii_bus: probed
> > + [ 0.601316] Microsemi VSC8541 SyncE
> 10090000.ethernet-ffffffff:00: attached PHY driver [Microsemi VSC8541
> SyncE] (mii_bus:phy_addr=10090000.ethernet-ffffffff:00, irq=POLL)
> > + [ 0.615857] macb 10090000.ethernet eth0: Cadence GEM rev
> 0x10070109 at 0x10090000 irq 6 (70:b3:d5:92:f2:f3)
> > + [ 0.625634] e1000e: Intel(R) PRO/1000 Network Driver - 3.2.6-k
> > + [ 0.631381] e1000e: Copyright(c) 1999 - 2015 Intel Corporation.
> > + [ 0.637382] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI)
> Driver
> > + [ 0.643799] ehci-pci: EHCI PCI platform driver
> > + [ 0.648261] ehci-platform: EHCI generic platform driver
> > + [ 0.653497] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver
> > + [ 0.659599] ohci-pci: OHCI PCI platform driver
> > + [ 0.664055] ohci-platform: OHCI generic platform driver
> > + [ 0.669448] usbcore: registered new interface driver uas
> > + [ 0.674575] usbcore: registered new interface driver usb-storage
> > + [ 0.680642] mousedev: PS/2 mouse device common for all mice
> > + [ 0.709493] mmc_spi spi1.0: SD/MMC host mmc0, no DMA, no WP, no
> poweroff, cd polling
> > + [ 0.716615] usbcore: registered new interface driver usbhid
> > + [ 0.722023] usbhid: USB HID core driver
> > + [ 0.726738] NET: Registered protocol family 10
> > + [ 0.731359] Segment Routing with IPv6
> > + [ 0.734332] sit: IPv6, IPv4 and MPLS over IPv4 tunneling driver
> > + [ 0.740687] NET: Registered protocol family 17
> > + [ 0.744660] Key type dns_resolver registered
> > + [ 0.806775] mmc0: host does not support reading read-only switch,
> assuming write-enable
> > + [ 0.814020] mmc0: new SDHC card on SPI
> > + [ 0.820137] mmcblk0: mmc0:0000 SU08G 7.40 GiB
> > + [ 0.850220] mmcblk0: p1 p2
> > + [ 3.821524] macb 10090000.ethernet eth0: link up (1000/Full)
> > + [ 3.828938] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes
> ready
> > + [ 3.848919] Sending DHCP requests .., OK
> > + [ 6.252076] IP-Config: Got DHCP answer from 10.206.4.1, my
> address is 10.206.7.133
> > + [ 6.259624] IP-Config: Complete:
> > + [ 6.262831] device=eth0, hwaddr=70:b3:d5:92:f2:f3,
> ipaddr=10.206.7.133, mask=255.255.252.0, gw=10.206.4.1
> > + [ 6.272809] host=dhcp-10-206-7-133, domain=
> sdcorp.global.sandisk.com, nis-domain=(none)
> > + [ 6.281228] bootserver=10.206.126.11,
> rootserver=10.206.126.11, rootpath=
> > + [ 6.281232] nameserver0=10.86.1.1, nameserver1=10.86.2.1
> > + [ 6.294179] ntpserver0=10.86.1.1, ntpserver1=10.86.2.1
> > + [ 6.301026] Freeing unused kernel memory: 212K
> > + [ 6.304683] This architecture does not have kernel memory
> protection.
> > + [ 6.311121] Run /init as init process
> > + _ _
> > + | ||_|
> > + | | _ ____ _ _ _ _
> > + | || | _ \| | | |\ \/ /
> > + | || | | | | |_| |/ \
> > + |_||_|_| |_|\____|\_/\_/
> > +
> > + Busybox Rootfs
> > +
> > + 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 FU740 as below:
> > +
> > +.. code-block:: console
> > +
> > + git clone https://github.com/riscv/opensbi.git
> > + cd opensbi
> > + make PLATFORM=generic
> > + export OPENSBI=<path to
> opensbi/build/platform/generic/firmware/fw_dynamic.bin>
> > +
> > +Now build the U-Boot SPL and U-Boot proper
> > +
> > +.. code-block:: console
> > +
> > + cd <U-Boot-dir>
> > + make sifive_hifive_unmatched_fu740_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-unmatched-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 Unmatched board
> > +-------------------------------------------
> > +
> > +.. code-block:: none
> > +
> > + U-Boot SPL 2021.04-rc3 (Mar 11 2021 - 08:07:46 +0000)
> > + Trying to boot from MMC1
> > +
> > +
> > + U-Boot 2021.04-rc3 (Mar 11 2021 - 08:07:46 +0000)
> > +
> > + CPU: rv64imafdc
> > + Model: SiFive HiFive Unmatched A00
> > + DRAM: 16 GiB
> > + MMC: spi@10050000:mmc@0: 0
> > + In: serial@10010000
> > + Out: serial@10010000
> > + Err: serial@10010000
> > + Model: SiFive HiFive Unmatched A00
> > + Net:
> > + Error: ethernet@10090000 address not set.
> > + No ethernet found.
> > +
> > + Hit any key to stop autoboot: 0
> > + => version
> > + U-Boot 2021.04-rc3 (Mar 11 2021 - 08:07:46 +0000)
> > +
> > + riscv64-oe-linux-gcc (GCC) 10.2.0
> > + GNU ld (GNU Binutils) 2.35.0.20200730
> > + => 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 "primary"
> > + attrs: 0x0000000000000000
> > + type: 5b193300-fc78-40cd-8002-e86c45580b47
> > + guid: f4b7c671-63ec-4f3b-8f26-3f10407df3c7
> > + 2 0x00000822 0x00002821 "primary"
> > + attrs: 0x0000000000000000
> > + type: 2e54b353-1271-4842-806f-e436d6af6985
> > + guid: e48d9a09-ff68-4219-abb4-62917290de3c
> > + 3 0x00004000 0x00044fff "boot"
> > + attrs: 0x0000000000000004
> > + type: ebd0a0a2-b9e5-4433-87c0-68b6b72699c7
> > + type: data
> > + guid: 6af708a6-0e40-4476-a900-cd59954034f1
> > + 4 0x00046000 0x03b723de "root"
> > + attrs: 0x0000000000000000
> > + type: 0fc63daf-8483-4772-8e79-3d69d8477de4
> > + type: linux
> > + guid: 038165a5-b704-4d96-9bc4-2533803c6620
> > +
> > diff --git a/drivers/reset/Kconfig b/drivers/reset/Kconfig
> > index f5b3f88..33bbbd5 100644
> > --- a/drivers/reset/Kconfig
> > +++ b/drivers/reset/Kconfig
> > @@ -166,7 +166,7 @@ config RESET_IPQ419
> >
> > config RESET_SIFIVE
> > bool "Reset Driver for SiFive SoC's"
> > - depends on DM_RESET && CLK_SIFIVE_FU540_PRCI &&
> TARGET_SIFIVE_FU540
> > + depends on DM_RESET && CLK_SIFIVE_PRCI && (TARGET_SIFIVE_FU540
> || TARGET_SIFIVE_HIFIVE_UNMATCHED_FU740)
> > default y
> > help
> > PRCI module within SiFive SoC's provides mechanism to reset
> > diff --git a/include/configs/sifive-fu540.h
> b/include/configs/sifive-fu540.h
> > index 0d69d1c..c1c79db 100644
> > --- a/include/configs/sifive-fu540.h
> > +++ b/include/configs/sifive-fu540.h
> > @@ -36,11 +36,6 @@
> >
> > #define CONFIG_STANDALONE_LOAD_ADDR 0x80200000
> >
> > -#define RISCV_MMODE_TIMERBASE 0x2000000
> > -#define RISCV_MMODE_TIMER_FREQ 1000000
> > -
> > -#define RISCV_SMODE_TIMER_FREQ 1000000
> > -
>
> These changes seem not needed?
>
> > /* Environment options */
> >
> > #ifndef CONFIG_SPL_BUILD
> > diff --git a/include/configs/sifive-hifive-unmatched-fu740.h
> b/include/configs/sifive-hifive-unmatched-fu740.h
> > new file mode 100644
> > index 0000000..b59df9c
> > --- /dev/null
> > +++ b/include/configs/sifive-hifive-unmatched-fu740.h
> > @@ -0,0 +1,88 @@
> > +/* SPDX-License-Identifier: GPL-2.0+ */
> > +/*
> > + * Copyright (c) 2020 SiFive, Inc
> > + *
> > + * Authors:
> > + * Pragnesh Patel <pragnesh.pa...@sifive.com>
> > + */
> > +
> > +#ifndef __SIFIVE_UNMATCHED_H
> > +#define __SIFIVE_UNMATCHED_H
> > +
> > +#include <linux/sizes.h>
> > +
> > +#ifdef CONFIG_SPL
> > +
> > +#define CONFIG_SPL_MAX_SIZE 0x00100000
> > +#define CONFIG_SPL_BSS_START_ADDR 0x85000000
> > +#define CONFIG_SPL_BSS_MAX_SIZE 0x00100000
> > +#define CONFIG_SYS_SPL_MALLOC_START (CONFIG_SPL_BSS_START_ADDR + \
> > + CONFIG_SPL_BSS_MAX_SIZE)
> > +#define CONFIG_SYS_SPL_MALLOC_SIZE 0x00100000
> > +
> > +#define CONFIG_SPL_STACK (0x08000000 + 0x001D0000 - \
> > + GENERATED_GBL_DATA_SIZE)
> > +
> > +#endif
> > +
> > +#define CONFIG_SYS_SDRAM_BASE 0x80000000
> > +#define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_SDRAM_BASE +
> SZ_2M)
> > +
> > +#define CONFIG_SYS_LOAD_ADDR (CONFIG_SYS_SDRAM_BASE + SZ_2M)
> > +
> > +#define CONFIG_SYS_MALLOC_LEN SZ_8M
> > +
> > +#define CONFIG_SYS_BOOTM_LEN SZ_64M
> > +
> > +#define CONFIG_STANDALONE_LOAD_ADDR 0x80200000
> > +
> > +#define CONFIG_SYS_PCI_64BIT 1 /* enable 64-bit
> resources */
> > +
> > +#define CONFIG_SYS_CACHELINE_SIZE 64
> > +
> > +#define CONFIG_USB_OHCI_NEW
> > +#define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS 4
> > +
> > +/* Environment options */
> > +
> > +#ifndef CONFIG_SPL_BUILD
> > +#define BOOT_TARGET_DEVICES(func) \
> > + func(NVME, nvme, 0) \
> > + func(USB, usb, 0) \
> > + func(MMC, mmc, 0) \
> > + func(PXE, pxe, na) \
> > + func(DHCP, dhcp, na)
> > +
> > +#include <config_distro_bootcmd.h>
> > +
> > +#define TYPE_GUID_LOADER1 "5B193300-FC78-40CD-8002-E86C45580B47"
> > +#define TYPE_GUID_LOADER2 "2E54B353-1271-4842-806F-E436D6AF6985"
> > +#define TYPE_GUID_SYSTEM "0FC63DAF-8483-4772-8E79-3D69D8477DE4"
> > +
> > +#define PARTS_DEFAULT \
> > + "name=loader1,start=17K,size=1M,type=${type_guid_gpt_loader1};" \
> > + "name=loader2,size=4MB,type=${type_guid_gpt_loader2};" \
> > + "name=system,size=-,bootable,type=${type_guid_gpt_system};"
> > +
> > +#define CONFIG_EXTRA_ENV_SETTINGS \
> > + "fdt_high=0xffffffffffffffff\0" \
> > + "initrd_high=0xffffffffffffffff\0" \
> > + "kernel_addr_r=0x84000000\0" \
> > + "fdt_addr_r=0x88000000\0" \
> > + "scriptaddr=0x88100000\0" \
> > + "pxefile_addr_r=0x88200000\0" \
> > + "ramdisk_addr_r=0x88300000\0" \
> > + "kernel_comp_addr_r=0x90000000\0" \
> > + "kernel_comp_size=0x4000000\0" \
> > + "type_guid_gpt_loader1=" TYPE_GUID_LOADER1 "\0" \
> > + "type_guid_gpt_loader2=" TYPE_GUID_LOADER2 "\0" \
> > + "type_guid_gpt_system=" TYPE_GUID_SYSTEM "\0" \
> > + "partitions=" PARTS_DEFAULT "\0" \
> > + BOOTENV
> > +
> > +#define CONFIG_PREBOOT \
> > + "setenv fdt_addr ${fdtcontroladdr};" \
> > + "fdt addr ${fdtcontroladdr};"
> > +#endif /* CONFIG_SPL_BUILD */
> > +
> > +#endif /* __SIFIVE_UNMATCHED_H */
> > --
> > 2.7.4
> >
>
> Regards,
> Bin
>
