Add support for TPU7x Ghostfish.

PiperOrigin-RevId: 840451792

Author: milantracy

pkg/abi/tpu/tpu.go

@@ -51,11 +51,11 @@ const (
 	// TPUV6ePFDeviceID is PCI device ID of TPU V6e hardware PF.
 	TPUV6ePFDeviceID = 0x006e
 
-	// TPUV6pDeviceID is the PCI device ID of TPU V6p hardware.
-	TPUV6pDeviceID = 0x0075
+	// TPU7xDeviceID is the PCI device ID of TPU 7x hardware.
+	TPU7xDeviceID = 0x0075
 
-	// TPUV6pPFDeviceID is the PCI device ID of TPU V6p hardware PF.
-	TPUV6pPFDeviceID = 0x0076
+	// TPU7xPFDeviceID is the PCI device ID of TPU 7x hardware PF.
+	TPU7xPFDeviceID = 0x0076
 )
 
 // TPUV4InterruptsMap maps BAR indices to valid register offsets.

runsc/cmd/util/tpu.go

@@ -41,7 +41,7 @@ var (
 	tpuV4DeviceIDs   = map[uint64]struct{}{tpu.TPUV4DeviceID: {}, tpu.TPUV4liteDeviceID: {}}
 	tpuVFIODeviceIDs = map[uint64]struct{}{
 		tpu.TPUV4DeviceID: {}, tpu.TPUV4liteDeviceID: {}, tpu.TPUV5eDeviceID: {}, tpu.TPUV5pDeviceID: {},
-		tpu.TPUV6eDeviceID: {}, tpu.TPUV6pDeviceID: {}, tpu.TPUV6ePFDeviceID: {}, tpu.TPUV6pPFDeviceID: {},
+		tpu.TPUV6eDeviceID: {}, tpu.TPU7xDeviceID: {}, tpu.TPUV6ePFDeviceID: {}, tpu.TPU7xPFDeviceID: {},
 	}
 	pciDeviceRegex = regexp.MustCompile(`0000:([[:xdigit:]]{2}|[[:xdigit:]]{4}):[[:xdigit:]]{2}\.[[:xdigit:]]{1,2}`)
 )