1 /* 2 * QEMU Windows Hypervisor Platform accelerator (WHPX) support 3 * 4 * Copyright Microsoft, Corp. 2017 5 * 6 * Authors: 7 * 8 * This work is licensed under the terms of the GNU GPL, version 2 or later. 9 * See the COPYING file in the top-level directory. 10 * 11 */ 12 13 /* header to be included in non-WHPX-specific code */ 14 15 #ifndef QEMU_WHPX_H 16 #define QEMU_WHPX_H 17 18 #ifdef COMPILING_PER_TARGET 19 # ifdef CONFIG_WHPX 20 # define CONFIG_WHPX_IS_POSSIBLE 21 # endif /* !CONFIG_WHPX */ 22 #else 23 # define CONFIG_WHPX_IS_POSSIBLE 24 #endif /* COMPILING_PER_TARGET */ 25 26 #ifdef CONFIG_WHPX_IS_POSSIBLE 27 extern bool whpx_allowed; 28 #define whpx_enabled() (whpx_allowed) 29 bool whpx_apic_in_platform(void); 30 #else /* !CONFIG_WHPX_IS_POSSIBLE */ 31 #define whpx_enabled() 0 32 #define whpx_apic_in_platform() (0) 33 #endif /* !CONFIG_WHPX_IS_POSSIBLE */ 34 35 #endif /* QEMU_WHPX_H */ 36