v1.25.6

This release introduces Google Compute Engine support as well as AMD Secure Encrypted Virtualization (SEV) support packages (for an implementation example see go-boot).

Major changes for tamago package API:

• board/google/gcp: new package for Google Cloud Compute KVM support (#61)
• board/firecracker/microvm: account for IRQ change in Firecracker v1.14.0 (5362d64)
• kvm/sev: new package for AMD Secure Encrypted Virtualization (SEV-SNP) support (#58)
• kvm/virtio: new LegacyPCI interface for VirtIO legacy PCI devices support (#60)
• soc/nxp/caam: (*CAAM).Job new function to export CAAM job input ring access (#59)

Major changes for tamago package internals:

• amd64: raise exception on Invalid Opcode, handle Device Not Available (3939d2d)
• amd64: added frequency calibration through ACPI PM timer ((#58))
• kvm/clock: swap VMCALL with modern VMMCALL (6736f19)
• kvm/virtio: fix queue size allocation which caused out of range panic on larger queues (2143995)

Full Changelog: v1.25.5...v1.25.6

This release requires GOOS=tamago support in the Go distribution with tamago-go1.25.6 or later releases.