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https://github.com/brain-hackers/u-boot-brain
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ARC: nsim_hs38: Add support of Virtio NET & BLK
Given now nsim_hs38 configuration is usable on QEMU and in QEMU we have Virtio working perfectly fine the next logical step is to add support of supported & known to work net & bkl to this config. Signed-off-by: Alexey Brodkin <abrodkin@synopsys.com>
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1a1383f367
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95f7103f94
@ -160,7 +160,7 @@ config TARGET_TB100
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bool "Support tb100"
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bool "Support tb100"
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config TARGET_NSIM
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config TARGET_NSIM
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bool "Support standalone nSIM & Free nSIM"
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bool "Support ARC simulation & prototyping platforms"
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config TARGET_AXS101
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config TARGET_AXS101
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bool "Support Synopsys Designware SDP board AXS101"
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bool "Support Synopsys Designware SDP board AXS101"
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@ -184,10 +184,10 @@ config TARGET_IOT_DEVKIT
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endchoice
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endchoice
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source "board/abilis/tb100/Kconfig"
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source "board/abilis/tb100/Kconfig"
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source "board/synopsys/Kconfig"
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source "board/synopsys/axs10x/Kconfig"
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source "board/synopsys/axs10x/Kconfig"
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source "board/synopsys/emsdp/Kconfig"
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source "board/synopsys/emsdp/Kconfig"
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source "board/synopsys/hsdk/Kconfig"
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source "board/synopsys/hsdk/Kconfig"
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source "board/synopsys/iot_devkit/Kconfig"
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source "board/synopsys/iot_devkit/Kconfig"
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source "board/synopsys/nsim/Kconfig"
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endmenu
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endmenu
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@ -30,4 +30,28 @@
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clock-frequency = <70000000>;
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clock-frequency = <70000000>;
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};
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};
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virtio0: virtio@f0100000 {
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compatible = "virtio,mmio";
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reg = <0xf0100000 0x2000>;
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};
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virtio1: virtio@f0102000 {
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compatible = "virtio,mmio";
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reg = <0xf0102000 0x2000>;
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};
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virtio2: virtio@f0104000 {
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compatible = "virtio,mmio";
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reg = <0xf0104000 0x2000>;
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};
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virtio3: virtio@f0106000 {
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compatible = "virtio,mmio";
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reg = <0xf0106000 0x2000>;
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};
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virtio4: virtio@f0108000 {
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compatible = "virtio,mmio";
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reg = <0xf0108000 0x2000>;
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};
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};
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};
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@ -1,5 +1,8 @@
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if TARGET_NSIM
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if TARGET_NSIM
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config SYS_BOARD
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default "nsim"
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config SYS_VENDOR
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config SYS_VENDOR
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default "synopsys"
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default "synopsys"
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6
board/synopsys/nsim/MAINTAINERS
Normal file
6
board/synopsys/nsim/MAINTAINERS
Normal file
@ -0,0 +1,6 @@
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ARC SIMULATION & PROTOTYPING PLATFORMS
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M: Alexey Brodkin <abrodkin@synopsys.com>
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S: Maintained
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F: arch/arc/dts/nsim.dts
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F: board/synopsys/nsim/
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F: configs/nsim_*_defconfig
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7
board/synopsys/nsim/Makefile
Normal file
7
board/synopsys/nsim/Makefile
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@ -0,0 +1,7 @@
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#
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# Copyright (C) 2020 Synopsys, Inc. All rights reserved.
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#
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# SPDX-License-Identifier: GPL-2.0+
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#
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obj-y += nsim.o
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26
board/synopsys/nsim/nsim.c
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26
board/synopsys/nsim/nsim.c
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@ -0,0 +1,26 @@
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// SPDX-License-Identifier: GPL-2.0+
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/*
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* Copyright (C) 2020 Synopsys, Inc. All rights reserved.
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*/
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#include <common.h>
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#include <dm/device.h>
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#include <virtio_types.h>
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#include <virtio.h>
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int board_early_init_r(void)
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{
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/*
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* Make sure virtio bus is enumerated so that peripherals
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* on the virtio bus can be discovered by their drivers
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*/
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virtio_init();
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return 0;
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}
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int checkboard(void)
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{
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printf("Board: ARC virtual or prototyping platform\n");
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return 0;
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};
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@ -9,14 +9,23 @@ CONFIG_DEBUG_UART=y
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CONFIG_BOOTDELAY=3
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CONFIG_BOOTDELAY=3
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CONFIG_USE_BOOTARGS=y
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CONFIG_USE_BOOTARGS=y
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CONFIG_BOOTARGS="console=ttyS0,115200n8"
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CONFIG_BOOTARGS="console=ttyS0,115200n8"
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CONFIG_BOARD_EARLY_INIT_R=y
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CONFIG_SYS_PROMPT="nsim# "
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CONFIG_SYS_PROMPT="nsim# "
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CONFIG_CMD_DM=y
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# CONFIG_CMD_SETEXPR is not set
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# CONFIG_CMD_SETEXPR is not set
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CONFIG_CMD_DHCP=y
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CONFIG_OF_CONTROL=y
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CONFIG_OF_CONTROL=y
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CONFIG_OF_EMBED=y
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CONFIG_OF_EMBED=y
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CONFIG_DEFAULT_DEVICE_TREE="nsim"
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CONFIG_DEFAULT_DEVICE_TREE="nsim"
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CONFIG_SYS_RELOC_GD_ENV_ADDR=y
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CONFIG_SYS_RELOC_GD_ENV_ADDR=y
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CONFIG_DM=y
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CONFIG_DM=y
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CONFIG_BLK=y
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CONFIG_HAVE_BLOCK_DEVICE=y
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CONFIG_DM_ETH=y
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CONFIG_DM_SERIAL=y
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CONFIG_DM_SERIAL=y
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CONFIG_DEBUG_UART_SHIFT=2
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CONFIG_DEBUG_UART_SHIFT=2
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CONFIG_SYS_NS16550=y
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CONFIG_SYS_NS16550=y
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CONFIG_VIRTIO_MMIO=y
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CONFIG_VIRTIO_NET=y
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CONFIG_VIRTIO_BLK=y
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CONFIG_USE_PRIVATE_LIBGCC=y
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CONFIG_USE_PRIVATE_LIBGCC=y
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