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Merge pull request #25 from deinferno/master

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Fix ctx.devices segfault, add flake.nix, add rtx 4070 mobile support
This commit is contained in:
Ole Algoritme
2024-03-30 11:43:25 +01:00
committed by GitHub
parent ee9b9d1971 1685a92486
commit bd4ff3548c
3 changed files with 100 additions and 5 deletions
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61
flake.lock generated Normal file
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@@ -0,0 +1,61 @@
{
"nodes": {
"nixpkgs": {
"locked": {
"lastModified": 1711703276,
"narHash": "sha256-iMUFArF0WCatKK6RzfUJknjem0H9m4KgorO/p3Dopkk=",
"owner": "NixOS",
"repo": "nixpkgs",
"rev": "d8fe5e6c92d0d190646fb9f1056741a229980089",
"type": "github"
},
"original": {
"owner": "NixOS",
"ref": "nixos-unstable",
"repo": "nixpkgs",
"type": "github"
}
},
"root": {
"inputs": {
"nixpkgs": "nixpkgs",
"utils": "utils"
}
},
"systems": {
"locked": {
"lastModified": 1681028828,
"narHash": "sha256-Vy1rq5AaRuLzOxct8nz4T6wlgyUR7zLU309k9mBC768=",
"owner": "nix-systems",
"repo": "default",
"rev": "da67096a3b9bf56a91d16901293e51ba5b49a27e",
"type": "github"
},
"original": {
"owner": "nix-systems",
"repo": "default",
"type": "github"
}
},
"utils": {
"inputs": {
"systems": "systems"
},
"locked": {
"lastModified": 1710146030,
"narHash": "sha256-SZ5L6eA7HJ/nmkzGG7/ISclqe6oZdOZTNoesiInkXPQ=",
"owner": "numtide",
"repo": "flake-utils",
"rev": "b1d9ab70662946ef0850d488da1c9019f3a9752a",
"type": "github"
},
"original": {
"owner": "numtide",
"repo": "flake-utils",
"type": "github"
}
}
},
"root": "root",
"version": 7
}

33
flake.nix Normal file
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@@ -0,0 +1,33 @@
{
description = "Linux based GDDR6/GDDR6X VRAM temperature reader for NVIDIA RTX 3000/4000 series GPUs.";
inputs = {
nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
utils.url = "github:numtide/flake-utils";
};
outputs = { self, nixpkgs, utils }:
utils.lib.eachDefaultSystem(system:
let
pkgs = import nixpkgs { inherit system; };
in {
packages.gddr6 = with pkgs; stdenv.mkDerivation {
pname = "gddr6";
version = "unstable";
src = ./.;
buildInputs = [ cmake ];
nativeBuildInputs = [ pciutils ];
};
packages.default = self.packages.${system}.gddr6;
devShell = with pkgs; mkShell {
name = "gddr6";
nativeBuildInputs = [ cmake pciutils ];
};
}
);
}

11
lib/src/gddr6.c
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@@ -29,6 +29,7 @@ struct device dev_table[] =
{ .offset = 0x0000E2A8, .dev_id = 0x2704, .vram = "GDDR6X", .arch = "AD103", .name = "RTX 4080" },
{ .offset = 0x0000E2A8, .dev_id = 0x2782, .vram = "GDDR6X", .arch = "AD104", .name = "RTX 4070 Ti" },
{ .offset = 0x0000E2A8, .dev_id = 0x2786, .vram = "GDDR6X", .arch = "AD104", .name = "RTX 4070" },
{ .offset = 0x0000E2A8, .dev_id = 0x2860, .vram = "GDDR6", .arch = "AD106", .name = "RTX 4070 Max-Q / Mobile" },
{ .offset = 0x0000E2A8, .dev_id = 0x2204, .vram = "GDDR6X", .arch = "GA102", .name = "RTX 3090" },
{ .offset = 0x0000E2A8, .dev_id = 0x2208, .vram = "GDDR6X", .arch = "GA102", .name = "RTX 3080 Ti" },
{ .offset = 0x0000E2A8, .dev_id = 0x2206, .vram = "GDDR6X", .arch = "GA102", .name = "RTX 3080" },
@@ -84,11 +85,11 @@ int gddr6_detect_compatible_gpus(void)
}
ctx.devices = new_devices;
ctx.devices[i] = dev_table[i];
ctx.devices[i].bar0 = (pci_dev->base_addr[0] & 0xffffffff);
ctx.devices[i].bus = pci_dev->bus;
ctx.devices[i].dev = pci_dev->dev;
ctx.devices[i].func = pci_dev->func;
ctx.devices[ctx.num_devices] = dev_table[i];
ctx.devices[ctx.num_devices].bar0 = (pci_dev->base_addr[0] & 0xffffffff);
ctx.devices[ctx.num_devices].bus = pci_dev->bus;
ctx.devices[ctx.num_devices].dev = pci_dev->dev;
ctx.devices[ctx.num_devices].func = pci_dev->func;
ctx.num_devices++;
}
}