Add targets for testing ExectOS inside QEMU VM

CMakeLists.txt

@@ -46,6 +46,7 @@ project(EXECTOS)
 # Load all the CMake SDK
 include(sdk/cmake/baseaddress.cmake)
 include(sdk/cmake/functions.cmake)
+include(sdk/cmake/qemu.cmake)
 include(sdk/cmake/version.cmake)
 include(sdk/cmake/xtchain.cmake)
 

sdk/cmake/functions.cmake

@@ -113,17 +113,3 @@ function(set_disk_image_size SIZE)
 	set(PROJECT_DISK_IMAGE_BLOCKS ${DISK_BLOCKS} CACHE INTERNAL "PROJECT_DISK_IMAGE_BLOCKS")
 	set(PROJECT_PART_IMAGE_BLOCKS ${PART_BLOCKS} CACHE INTERNAL "PROJECT_PART_IMAGE_BLOCKS")
 endfunction()
-
-# This target creates a disk image
-add_custom_target(diskimg
-                  DEPENDS install
-                  COMMAND sh -c "dd if=/dev/zero of=${EXECTOS_BINARY_DIR}/output/disk.img bs=512 count=${PROJECT_DISK_IMAGE_BLOCKS} &>/dev/null"
-                  COMMAND parted ${EXECTOS_BINARY_DIR}/output/disk.img -s -a minimal mklabel gpt
-                  COMMAND parted ${EXECTOS_BINARY_DIR}/output/disk.img -s -a minimal mkpart EFI FAT32 2048s ${PROJECT_PART_IMAGE_BLOCKS}s
-                  COMMAND parted ${EXECTOS_BINARY_DIR}/output/disk.img -s -a minimal toggle 1 boot
-                  COMMAND sh -c "dd if=/dev/zero of=${EXECTOS_BINARY_DIR}/output/part.img bs=512 count=${PROJECT_PART_IMAGE_BLOCKS} &>/dev/null"
-                  COMMAND mformat -i ${EXECTOS_BINARY_DIR}/output/part.img -h32 -t32 -n64 -L32
-                  COMMAND sh -c "mcopy -s -i ${EXECTOS_BINARY_DIR}/output/part.img ${EXECTOS_BINARY_DIR}/output/binaries/* ::"
-                  COMMAND sh -c "dd if=${EXECTOS_BINARY_DIR}/output/part.img of=${EXECTOS_BINARY_DIR}/output/disk.img bs=512 count=${PROJECT_PART_IMAGE_BLOCKS} seek=2048 conv=notrunc &>/dev/null"
-                  COMMAND rm ${EXECTOS_BINARY_DIR}/output/part.img
-                  VERBATIM)

sdk/cmake/qemu.cmake

@@ -0,0 +1,42 @@
+# Architecture specific QEMU settings
+if(ARCH STREQUAL i686)
+	set(QEMU_COMMAND "qemu-system-i386")
+elseif(ARCH STREQUAL amd64)
+	set(QEMU_COMMAND "qemu-system-x86_64")
+endif()
+
+# This target creates a disk image
+add_custom_target(diskimg
+                  DEPENDS install
+                  COMMAND sh -c "dd if=/dev/zero of=${EXECTOS_BINARY_DIR}/output/disk.img bs=512 count=${PROJECT_DISK_IMAGE_BLOCKS} &>/dev/null"
+                  COMMAND parted ${EXECTOS_BINARY_DIR}/output/disk.img -s -a minimal mklabel gpt
+                  COMMAND parted ${EXECTOS_BINARY_DIR}/output/disk.img -s -a minimal mkpart EFI FAT32 2048s ${PROJECT_PART_IMAGE_BLOCKS}s
+                  COMMAND parted ${EXECTOS_BINARY_DIR}/output/disk.img -s -a minimal toggle 1 boot
+                  COMMAND sh -c "dd if=/dev/zero of=${EXECTOS_BINARY_DIR}/output/part.img bs=512 count=${PROJECT_PART_IMAGE_BLOCKS} &>/dev/null"
+                  COMMAND mformat -i ${EXECTOS_BINARY_DIR}/output/part.img -h32 -t32 -n64 -L32
+                  COMMAND sh -c "mcopy -s -i ${EXECTOS_BINARY_DIR}/output/part.img ${EXECTOS_BINARY_DIR}/output/binaries/* ::"
+                  COMMAND sh -c "dd if=${EXECTOS_BINARY_DIR}/output/part.img of=${EXECTOS_BINARY_DIR}/output/disk.img bs=512 count=${PROJECT_PART_IMAGE_BLOCKS} seek=2048 conv=notrunc &>/dev/null"
+                  COMMAND rm ${EXECTOS_BINARY_DIR}/output/part.img
+                  VERBATIM)
+
+# This target starts up a QEMU+OVMF virtual machine using KVM accelerator
+add_custom_target(testkvm
+                  DEPENDS diskimg
+                  COMMAND ${QEMU_COMMAND} -name "ExectOS-${ARCH}-KVM" -machine type=q35,kernel_irqchip=on,accel=kvm,mem-merge=off,vmport=off -enable-kvm -cpu host,-hypervisor,+topoext
+                                          -smp 2,sockets=1,cores=1,threads=2 -m 4G -mem-prealloc -overcommit mem-lock=off -rtc clock=host,base=localtime,driftfix=none
+                                          -drive file=${EXECTOS_SOURCE_DIR}/sdk/ovmf/ovmf_code_${ARCH}.fd,if=pflash,format=raw,unit=0,readonly=on
+                                          -drive file=${EXECTOS_SOURCE_DIR}/sdk/ovmf/ovmf_vars_${ARCH}.fd,if=pflash,format=raw,unit=1
+                                          -hda ${EXECTOS_BINARY_DIR}/output/disk.img
+                                          -boot menu=on -d int -M smm=off -no-reboot -no-shutdown -serial stdio
+                  VERBATIM)
+
+# This target starts up a QEMU+OVMF virtual machine using TCG accelerator
+add_custom_target(testtcg
+                  DEPENDS diskimg
+                  COMMAND ${QEMU_COMMAND} -name "ExectOS-${ARCH}-TCG" -machine type=q35,accel=tcg -cpu max,-hypervisor
+                                          -smp 2,sockets=1,cores=1,threads=2 -m 4G -mem-prealloc -overcommit mem-lock=off -rtc clock=host,base=localtime,driftfix=none
+                                          -drive file=${EXECTOS_SOURCE_DIR}/sdk/ovmf/ovmf_code_${ARCH}.fd,if=pflash,format=raw,unit=0,readonly=on
+                                          -drive file=${EXECTOS_SOURCE_DIR}/sdk/ovmf/ovmf_vars_${ARCH}.fd,if=pflash,format=raw,unit=1
+                                          -hda ${EXECTOS_BINARY_DIR}/output/disk.img
+                                          -boot menu=on -d int -M smm=off -no-reboot -no-shutdown -serial stdio
+                  VERBATIM)