Feature/remove module

.github/workflows/build.yaml

@@ -8,38 +8,20 @@ on:
 
 jobs:
   build-linux:
-    strategy:
-      matrix:
-        linux-version:
-        - version: 6.6.0-13-generic
-          deb:
-            all: http://launchpadlibrarian.net/698860017/linux-headers-6.6.0-13_6.6.0-13.13_all.deb
-            generic: http://launchpadlibrarian.net/698860014/linux-headers-6.6.0-13-generic_6.6.0-13.13_amd64.deb
-        - version: 6.11.0-9-generic
-          deb:
-            all: http://launchpadlibrarian.net/754119749/linux-headers-6.11.0-9_6.11.0-9.9_all.deb
-            generic: http://launchpadlibrarian.net/754119748/linux-headers-6.11.0-9-generic_6.11.0-9.9_amd64.deb
     runs-on: ubuntu-latest
     env:
-      LINUX_HEADERS: /lib/modules/${{ matrix.linux-version.version }}/build
       GNU_EFI: ${{ github.workspace }}/gnu-efi
 
     steps:
     - uses: actions/checkout@v4
       with:
         submodules: 'true'
-    - name: Install kernel headers
-      run: |
-        wget ${{ matrix.linux-version.deb.all }}
-        wget ${{ matrix.linux-version.deb.generic }}
-        sudo apt install -y ./*.deb
     - name: Install dependencies
       run: |
         sudo apt install -y iasl
     - name: Install GNU-EFI
       run: |
-        git clone https://git.code.sf.net/p/gnu-efi/code ${{ github.workspace }}/gnu-efi
-        cd ${{ github.workspace }}/gnu-efi
-        make -j $(nproc)
+        git clone https://git.code.sf.net/p/gnu-efi/code $GNU_EFI
+        make -C $GNU_EFI -j $(nproc)
     - name: Build
       run: make build

Makefile

@@ -30,43 +30,29 @@ ifdef QEMU_DEBUG
 endif
 
 clean:
-	$(MAKE) -C module clean
 	$(MAKE) -C core clean
 	$(MAKE) -C uefi clean
-	rm -rf module/*_shipped
-	rm -rf $(VM_MOUNT_DIR)
 
 .PHONY: clean
 
-module/%.o_shipped: core/build/%.o
-	touch module/.$*.o.cmd
-	cp $^ $@
-
 uefi/obj/%.o: core/build/%.o
 	mkdir -p $(dir $@)
 	cp $^ $@
 
 core/build/core.o:
 	$(MAKE) -C core
 
-module/switch_os.ko: module/core.o_shipped
-	$(MAKE) -C module
-
 uefi/build/app.efi: uefi/obj/core.o
 	$(MAKE) -C uefi
 
-.PHONY: core/build/core.o module/switch_os.ko uefi/build/app.efi
-
-build/vm_mount: module/switch_os.ko
-	mkdir -p $@
-	cp -f $^ $@
+.PHONY: core/build/core.o uefi/build/app.efi
 
 build/efi: uefi/build/app.efi
 	mkdir -p $@
 	mkdir -p $@/EFI/BOOT
 	cp -f $^ $@/EFI/BOOT/BOOTX64.efi
 
-build: build/vm_mount build/efi
+build: build/efi
 
 qemu: build
 	$(QEMU) \
@@ -76,7 +62,6 @@ qemu: build
 		-drive if=pflash,format=raw,file=$(OVMF_VARS) \
 		-hda fat:rw:build/efi \
 		-hdb fat:rw:$(LINUX_DISK_PATH) \
-		-virtfs local,path=build/vm_mount,mount_tag=qemu_root,security_model=passthrough,id=qemu_root,readonly=on \
 		-drive id=buffer_drive,file=$(BUFFER_DRIVE_IMG),if=none,format=raw -device virtio-blk-pci,drive=buffer_drive \
 		-enable-kvm \
 		-vga virtio \

core/drivers/virtio/virtio_blk.c

@@ -150,7 +150,7 @@ static err_t negotiate_virtio_features(struct virtio_blk_dev* virtio_blk_dev) {
 err_t init_virtio_blk_dev(struct virtio_blk_dev* virtio_blk_dev) {
   err_t err = SUCCESS;
 
-  // We expect module to fill the device's pci address for us.
+  // We expect the UEFI app to fill the device's pci address for us.
   virtio_blk_dev->pci_dev.addr.bus = g_core_header.disk_pci.addr.bus;
   virtio_blk_dev->pci_dev.addr.device = g_core_header.disk_pci.addr.device;
   virtio_blk_dev->pci_dev.addr.function = g_core_header.disk_pci.addr.function;
@@ -160,7 +160,7 @@ err_t init_virtio_blk_dev(struct virtio_blk_dev* virtio_blk_dev) {
   CHECK(virtio_blk_dev->pci_dev.vendor_id == VIRTIO_BLK_VENDOR_ID &&
         virtio_blk_dev->pci_dev.device_id == VIRTIO_BLK_DEVICE_ID);
 
-  // Restore the device's bars using the bars module filled for us.
+  // Restore the device's bars using the bars the UEFI app filled for us.
   // This is crucial since the device loses power when entering S3 suspend, and
   // loses the bar values.
   // The BIOS is the one initially responsible for configuring the bars for the