nixos-riscv/overlay.nix

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2024-01-17 18:22:30 +01:00
final: prev:
# Changes to packages from nixpkgs
{
opensbi = prev.opensbi.overrideAttrs (old: {
makeFlags = old.makeFlags ++ [
# Build OpenSBI without compressed instructions
"PLATFORM_RISCV_ISA=rv64gv"
# Check with: riscv64-unknown-elf-objdump -d -M no-aliases rotate
];
});
2024-01-18 14:13:22 +01:00
# Fix GCC 13 format-overflow warning/error:
# ../src/shared/install.c:444:64: error: %s directive argument is null [-Werror=format-overflow=]
# 444 | err = log_error_errno(changes[i].type, "Failed to %s unit, unit %s does not exist.",
# | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
systemd = prev.systemd.overrideAttrs (old: {
CFLAGS = "-Wno-error=format-overflow";
});
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qemu = prev.qemu.override { rutabagaSupport = false; };
2024-01-18 17:58:00 +01:00
uboot-custom = prev.ubootQemuRiscv64Smode.override {
extraConfig = ''
CONFIG_CMD_QFW=y
'';
};
opensbi-uboot = prev.opensbi.overrideAttrs (old: {
makeFlags = old.makeFlags ++ [
# Build OpenSBI without compressed instructions
"PLATFORM_RISCV_ISA=rv64gv"
# Check with: riscv64-unknown-elf-objdump -d -M no-aliases rotate
"FW_PAYLOAD_PATH=${final.uboot-custom}/u-boot.bin"
];
});
2024-01-19 12:32:06 +01:00
linuxPackagesCustom = prev.linuxPackagesFor (prev.linux.override {
structuredExtraConfig = with prev.lib.kernel; {
KEXEC = yes;
SERIAL_8250_DW = yes;
PINCTRL_STARFIVE = yes;
# Doesn't build as a module
DW_AXI_DMAC_STARFIVE = yes;
# stmmac hangs when built as a module
#PTP_1588_CLOCK = yes;
#STMMAC_ETH = yes;
#STMMAC_PCI = yes;
# For qemu
BLOCK = yes;
BLK_DEV = yes;
DEVTMPFS = yes;
VIRTIO_MENU = yes;
VIRTIO_BLK = yes;
# For 9P: https://wiki.qemu.org/Documentation/9psetup
NET_9P = yes;
NET_9P_VIRTIO = yes;
NET_9P_DEBUG = yes;
"9P_FS" = yes;
"9P_FS_POSIX_ACL" = yes;
PCI = yes;
VIRTIO_PCI = yes;
PCI_HOST_GENERIC = yes;
};
});
2024-01-17 18:22:30 +01:00
}