Gerd Hoffmann 1d3e89f349 OvmfPkg/ResetSystemLib: add driver for microvm
Uses the generic event device to reset and poweroff.

Ref: https://bugzilla.tianocore.org/show_bug.cgi?id=3599
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Acked-by: Jiewen Yao <Jiewen.yao@intel.com>
2021-10-05 10:55:39 +00:00

20 lines
518 B
C

/** @file
Various defines for qemu microvm
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
#ifndef __MICROVM_H__
#define __MICROVM_H__
#define MICROVM_PSEUDO_DEVICE_ID 0xfff1
/* generic event device */
#define MICROVM_GED_MMIO_BASE 0xfea00000
#define MICROVM_GED_MMIO_BASE_REGS (MICROVM_GED_MMIO_BASE + 0x200)
#define MICROVM_ACPI_GED_REG_SLEEP_CTL 0x00
#define MICROVM_ACPI_GED_REG_RESET 0x02
#define MICROVM_ACPI_GED_RESET_VALUE 0x42
#endif // __MICROVM_H__