54 lines
1.6 KiB
Nix
Executable File
54 lines
1.6 KiB
Nix
Executable File
{ pkgs, ... }:
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let
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kernelBundle = pkgs.linuxAndFirmware.latest;
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in
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{
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boot = {
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loader.raspberry-pi.firmwarePackage = kernelBundle.raspberrypifw;
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kernelPackages = kernelBundle.linuxPackages_rpi5;
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};
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hardware.raspberry-pi.config = {
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all = {
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# [all] conditional filter, https://www.raspberrypi.com/documentation/computers/config_txt.html#conditional-filters
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options = {
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# https://www.raspberrypi.com/documentation/computers/config_txt.html#enable_uart
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# in conjunction with `console=serial0,115200` in kernel command line (`cmdline.txt`)
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# creates a serial console, accessible using GPIOs 14 and 15 (pins
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# 8 and 10 on the 40-pin header)
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enable_uart = {
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enable = true;
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value = true;
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};
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# https://www.raspberrypi.com/documentation/computers/config_txt.html#uart_2ndstage
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# enable debug logging to the UART, also automatically enables
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# UART logging in `start.elf`
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uart_2ndstage = {
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enable = true;
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value = true;
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};
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};
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# Base DTB parameters
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# https://github.com/raspberrypi/linux/blob/a1d3defcca200077e1e382fe049ca613d16efd2b/arch/arm/boot/dts/overlays/README#L132
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base-dt-params = {
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# https://www.raspberrypi.com/documentation/computers/raspberry-pi.html#enable-pcie
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pciex1 = {
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enable = true;
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value = "on";
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};
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# PCIe Gen 3.0
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# https://www.raspberrypi.com/documentation/computers/raspberry-pi.html#pcie-gen-3-0
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pciex1_gen = {
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enable = true;
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value = "3";
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};
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};
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};
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};
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}
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