84 lines
2.6 KiB
Nix
84 lines
2.6 KiB
Nix
final: prev:
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# Changes to packages from nixpkgs
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{
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opensbi = prev.opensbi.overrideAttrs (old: {
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makeFlags = old.makeFlags ++ [
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# Build OpenSBI without compressed instructions
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"PLATFORM_RISCV_ISA=rv64gv"
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# Check with: riscv64-unknown-elf-objdump -d -M no-aliases rotate
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];
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});
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# Fix GCC 13 format-overflow warning/error:
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# ../src/shared/install.c:444:64: error: ‘%s’ directive argument is null [-Werror=format-overflow=]
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# 444 | err = log_error_errno(changes[i].type, "Failed to %s unit, unit %s does not exist.",
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# | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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systemd = prev.systemd.overrideAttrs (old: {
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CFLAGS = "-Wno-error=format-overflow";
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});
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qemu = prev.qemu.override { rutabagaSupport = false; };
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uboot-custom = prev.ubootQemuRiscv64Smode.override {
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# Override preboot to set 'bootcmd' directly to the kernel address in RAM
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extraConfig = ''
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CONFIG_PREBOOT="setenv fdt_addr ''${fdtcontroladdr}; fdt addr ''${fdtcontroladdr}; setenv bootcmd booti ''${kernel_addr_r} - ''${fdtcontroladdr};"
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CONFIG_RISCV_ISA_C=n
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'';
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# Also include debug u-boot
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filesToInstall = ["u-boot.bin" "u-boot"];
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};
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# To cross compile for riscv64, we need to populate this env variable, not
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# NIX_CFLAGS_COMPILE, otherwise we affect the packages for x86.
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stdenv = prev.stdenvAdapters.addAttrsToDerivation {
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NIX_CFLAGS_COMPILE_riscv64_unknown_linux_gnu = "-march=rv64g";
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} prev.stdenv;
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opensbi-uboot = prev.opensbi.overrideAttrs (old: {
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makeFlags = old.makeFlags ++ [
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# Build OpenSBI without compressed instructions
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"PLATFORM_RISCV_ISA=rv64gv"
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# Check with: riscv64-unknown-elf-objdump -d -M no-aliases rotate
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"FW_PAYLOAD_PATH=${final.uboot-custom}/u-boot.bin"
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];
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});
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linuxPackagesCustom = prev.linuxPackagesFor (prev.linux.override {
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structuredExtraConfig = with prev.lib.kernel; {
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KEXEC = yes;
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SERIAL_8250_DW = yes;
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PINCTRL_STARFIVE = yes;
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# Doesn't build as a module
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DW_AXI_DMAC_STARFIVE = yes;
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# stmmac hangs when built as a module
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#PTP_1588_CLOCK = yes;
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#STMMAC_ETH = yes;
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#STMMAC_PCI = yes;
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# For qemu
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BLOCK = yes;
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BLK_DEV = yes;
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DEVTMPFS = yes;
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VIRTIO_MENU = yes;
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VIRTIO_BLK = yes;
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# For 9P: https://wiki.qemu.org/Documentation/9psetup
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NET_9P = yes;
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NET_9P_VIRTIO = yes;
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NET_9P_DEBUG = yes;
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"9P_FS" = yes;
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"9P_FS_POSIX_ACL" = yes;
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PCI = yes;
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VIRTIO_PCI = yes;
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PCI_HOST_GENERIC = yes;
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RISCV_ISA_C = no;
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};
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});
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}
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