qemu: unfork edk2

The edk2 issue (https://gitlab.com/qemu-project/qemu/-/issues/1990)
was fixed in QEMU v8.2.1
https://gitlab.com/qemu-project/qemu/-/commits/02b01b39253ea53bb2932fe3ef44fc1bcb5c7169

Signed-off-by: Akihiro Suda <akihiro.suda.cz@hco.ntt.co.jp>

Author: AkihiroSuda

pkg/limayaml/defaults.go

@@ -132,37 +132,6 @@ func defaultGuestInstallPrefix() string {
 	return "/usr/local"
 }
 
-func defaultFirmwareImages() []FileWithVMType {
-	return []FileWithVMType{
-		/*
-			The "Firmware/edk2 20231213" patches <https://lists.gnu.org/archive/html/qemu-devel/2023-12/msg01694.html>
-			are necessary to boot most aarch64 images (except Debian, which does not use UEFI shim).
-
-			The patches are proposed for the QEMU v8.2.0 milestone, but likely to be postponed to v8.2.1.
-			Until the patches get accepted in the QEMU upstream, Lima fetches the patched edk2 binary from
-			<https://gitlab.com/kraxel/qemu/-/tags/firmware%2Fedk2-20231213-pull-request>.
-		*/
-		{
-			File: File{
-				Location: "https://gitlab.com/kraxel/qemu/-/raw/704f7cad5105246822686f65765ab92045f71a3b/pc-bios/edk2-aarch64-code.fd.bz2",
-				Arch:     AARCH64,
-				Digest:   "sha256:a5fc228623891297f2d82e22ea56ec57cde93fea5ec01abf543e4ed5cacaf277",
-			},
-			VMType: QEMU,
-		},
-		// Mirror
-		{
-			File: File{
-				Location: "https://github.com/AkihiroSuda/qemu/raw/704f7cad5105246822686f65765ab92045f71a3b/pc-bios/edk2-aarch64-code.fd.bz2",
-				Arch:     AARCH64,
-				Digest:   "sha256:a5fc228623891297f2d82e22ea56ec57cde93fea5ec01abf543e4ed5cacaf277",
-			},
-			VMType: QEMU,
-		},
-		// TODO: what about ARMv7?
-	}
-}
-
 // FillDefault updates undefined fields in y with defaults from d (or built-in default), and overwrites with values from o.
 // Both d and o may be empty.
 //
@@ -335,9 +304,6 @@ func FillDefault(y, d, o *LimaYAML, filePath string) {
 	}
 
 	y.Firmware.Images = append(append(o.Firmware.Images, y.Firmware.Images...), d.Firmware.Images...)
-	if len(y.Firmware.Images) == 0 {
-		y.Firmware.Images = defaultFirmwareImages()
-	}
 	for i := range y.Firmware.Images {
 		f := &y.Firmware.Images[i]
 		if f.Arch == "" {

pkg/qemu/qemu.go

@@ -483,6 +483,10 @@ func Cmdline(ctx context.Context, cfg Config) (exe string, args []string, err er
 		if version.LessThan(*semver.New(MinimumQemuVersion)) {
 			logrus.Fatalf("QEMU %v is too old, %v or later required", version, MinimumQemuVersion)
 		}
+		if runtime.GOOS == "darwin" && runtime.GOARCH == "arm64" && version.Equal(*semver.New("8.2.0")) {
+			logrus.Fatal("QEMU 8.2.0 is no longer supported on ARM Mac due to <https://gitlab.com/qemu-project/qemu/-/issues/1990>. " +
+				"Please upgrade QEMU to v8.2.1 (or downgrade to v8.1.x).")
+		}
 	}
 
 	// Architecture