add vulkan-nouveau-git

pkgs/lib32-vulkan-nouveau-git/PKGBUILD

@@ -0,0 +1,109 @@
+# Maintainer: Echo J. <aidas957 at gmail dot com>
+# shellcheck shell=bash disable=SC2034,SC2164
+
+pkgname=lib32-vulkan-nouveau-git
+pkgdesc="Nouveau Vulkan (NVK) Mesa driver with some additions (32-bit Git version)"
+pkgver=24.0.branchpoint.r4611.g702f40f
+pkgrel=1
+arch=('x86_64')
+depends=('lib32-libdrm' 'lib32-libxshmfence' 'lib32-libx11' 'lib32-systemd' 'lib32-vulkan-icd-loader' 'lib32-wayland')
+makedepends=('cbindgen' 'elfutils' 'git' 'glslang' 'lib32-libunwind' 'lib32-libxrandr' 'lib32-rust-libs' 'meson>=1.3.0rc2'
+             'python-mako' 'rust-bindgen' 'systemd' 'wayland-protocols' 'xorgproto' 'zstd')  # -rc1 has weird crate issues
+optdepends=('lib32-vulkan-mesa-layers: Additional Vulkan layers'
+            'linux>=6.6.arch1: Minimum required kernel for new uAPI support')
+provides=('lib32-vulkan-driver')
+conflicts=('lib32-vulkan-nouveau')
+url="https://gitlab.freedesktop.org/mesa/mesa"
+license=('MIT AND BSD-3-Clause AND SGI-B-2.0')
+source=("git+${url}.git",
+        "drm-modifiers.patch")
+sha512sums=('SKIP',
+            'SKIP')
+install="${pkgname}.install"
+
+prepare() {
+  # HACK: Don't copy Mesa defaults (they're basically useless for this standalone driver)
+  # TODO: replace this with a build option if possible
+  cd mesa
+  sed -i 's/install_data/#install_data/' src/util/meson.build
+
+  # HACK: Disable xcb-util-keysyms dependency
+  # It's only used for a RADV-specific trace feature so it's useless for us
+  sed -i 's/with_xcb_keysyms = dep_xcb_keysyms.found()/with_xcb_keysyms = false/' meson.build
+
+  # Set some common patch command options
+  _patch_opts="--no-backup-if-mismatch -Np1 -i"
+
+  ### DXVK v2.0+ FIRE FESTIVAL (that is somehow working) ###
+
+  # HACK: Always expose Vulkan memory model/Vulkan 1.3
+  # NAK does properly support those now but the compiler is still WIP for pre-Volta GPUs (so I'll enable these at the cost of CTS tests)
+  sed -i 's/KHR_vulkan_memory_model = nvk_use_nak(info)/KHR_vulkan_memory_model = true/' src/nouveau/vulkan/nvk_physical_device.c
+  sed -i 's/vulkanMemoryModel = nvk_use_nak(info)/vulkanMemoryModel = true/' src/nouveau/vulkan/nvk_physical_device.c
+  sed -i 's/VK_MAKE_VERSION(1, 0/VK_MAKE_VERSION(1, 3/' src/nouveau/vulkan/nvk_physical_device.c
+
+  ### Misc stuff ###
+
+  # Mark this NVK package with a signature (so I could track who's using it for bug report purposes)
+  sed -i 's/"Mesa " PACKAGE_VERSION/"Mesa DodoNVK " PACKAGE_VERSION/' src/nouveau/vulkan/nvk_physical_device.c
+}
+
+pkgver() {
+  cd mesa
+  git describe --long --tags --abbrev=7 | sed 's/\([^-]*-g\)/r\1/;s/-/./g'
+}
+
+build() {
+  # Auto-download Rust crates for NAK/NIL (removes extra code for crate handling)
+  _nvk_crate="--force-fallback-for=paste,syn"
+
+  # HACK: Remove crate .rlib files before build
+  # (This prevents build errors after a Rust update: https://github.com/mesonbuild/meson/issues/10706)
+  [ -d build/subprojects ] && find build/subprojects \( -iname "*.rlib" -o -iname "*.so" \) -delete
+  [ -d build/src/nouveau/compiler ] && find build/src/nouveau/compiler -iname "*.rlib" -delete
+  [ -d build/src/nouveau/headers ] && find build/src/nouveau/headers -iname "*.rlib" -delete
+  [ -d build/src/nouveau/nil ] && find build/src/nouveau/nil -iname "*.rlib" -delete
+
+  # As you can see, I optimized the build options pretty well 🐸
+  arch-meson mesa build \
+    --cross-file lib32 \
+    --reconfigure \
+    --wrap-mode=nofallback \
+    ${_nvk_crate} \
+    -D b_ndebug=false \
+    -D platforms=x11,wayland \
+    -D gallium-drivers= \
+    -D vulkan-drivers=nouveau \
+    -D vulkan-layers= \
+    -D dri3=enabled \
+    -D egl=disabled \
+    -D gallium-extra-hud=false \
+    -D gallium-nine=false \
+    -D gallium-omx=disabled \
+    -D gallium-opencl=disabled \
+    -D gallium-va=disabled \
+    -D gallium-vdpau=disabled \
+    -D gallium-xa=disabled \
+    -D gbm=disabled \
+    -D gles1=disabled \
+    -D gles2=disabled \
+    -D glvnd=disabled \
+    -D glx=disabled \
+    -D libunwind=enabled \
+    -D llvm=disabled \
+    -D lmsensors=disabled \
+    -D osmesa=false \
+    -D shared-glapi=disabled \
+    -D microsoft-clc=disabled \
+    -D valgrind=disabled \
+    -D android-libbacktrace=disabled \
+    -D intel-rt=disabled
+
+  meson compile -C build
+}
+
+package() {
+  meson install -C build --destdir "${pkgdir}"
+
+  install -Dm644 mesa/docs/license.rst -t "${pkgdir}/usr/share/licenses/${pkgname}"
+}