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acrn-hypervisor/hypervisor/arch/x86/platform_caps.c

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hv: add function to check if using posted interrupt is possible for vm Add platform_caps.c to maintain platform related information Set platform_caps.pi to true if all iommus are posted interrupt capable, false otherwise If lapic passthru is not configured and platform_caps.pi is true, the vm may be able to use posted interrupt for a ptdev, if the ptdev's IRQ is single-destination Tracked-On: #4506 Signed-off-by: dongshen <dongsheng.x.zhang@intel.com> Reviewed-by: Eddie Dong <eddie.dong@Intel.com>
2020-03-19 06:41:50 +08:00
/*
Update copyright year range in code headers Modified the copyright year range in code, and corrected "int32_tel" into "Intel" in two "hypervisor/include/debug/profiling.h" and "hypervisor/include/debug/profiling_internal.h". Tracked-On: #7559 Signed-off-by: Ziheng Li <ziheng.li@intel.com>
2022-07-13 09:21:24 +08:00
* Copyright (C) 2020-2022 Intel Corporation.
hv: add function to check if using posted interrupt is possible for vm Add platform_caps.c to maintain platform related information Set platform_caps.pi to true if all iommus are posted interrupt capable, false otherwise If lapic passthru is not configured and platform_caps.pi is true, the vm may be able to use posted interrupt for a ptdev, if the ptdev's IRQ is single-destination Tracked-On: #4506 Signed-off-by: dongshen <dongsheng.x.zhang@intel.com> Reviewed-by: Eddie Dong <eddie.dong@Intel.com>
2020-03-19 06:41:50 +08:00
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#include <types.h>
hv: mod: do not use explicit arch name when including headers Instead of "#include <x86/foo.h>", use "#include <asm/foo.h>". In other words, we are adopting the same practice in Linux kernel. Tracked-On: #5920 Signed-off-by: Liang Yi <yi.liang@intel.com> Reviewed-by: Jason Chen CJ <jason.cj.chen@intel.com>
2021-04-23 15:50:57 +08:00
#include <asm/platform_caps.h>
hv: add function to check if using posted interrupt is possible for vm Add platform_caps.c to maintain platform related information Set platform_caps.pi to true if all iommus are posted interrupt capable, false otherwise If lapic passthru is not configured and platform_caps.pi is true, the vm may be able to use posted interrupt for a ptdev, if the ptdev's IRQ is single-destination Tracked-On: #4506 Signed-off-by: dongshen <dongsheng.x.zhang@intel.com> Reviewed-by: Eddie Dong <eddie.dong@Intel.com>
2020-03-19 06:41:50 +08:00
struct platform_caps_x86 platform_caps = {.pi = true};