Files
RedBear-OS/local/recipes/gpu/amdgpu-source/include/asm/asm/acenv.h
T
vasilito dc68054305 restore lost packages from 0.2.3 + fix overwritten 0.2.4 files
- Restore 29 recipe symlinks (libdrm, qtbase, dbus, sddm, pipewire, etc.)
- Restore 33 patches (KDE, libdrm, mesa, pipewire, sddm, wireplumber)
- Restore 20+ local/scripts (audit, lint, test, build helpers)
- Restore src/cook/scheduler.rs, status.rs, gnu-config/
- Restore scripts/patch-inclusion-gate.sh, run_mini1.sh, validate-collision-log.sh
- Recover TLC source from HEAD (was overwritten by 0.2.3 checkout)
- Recover 11 local/docs plans from HEAD (were overwritten)
- Recover qt6-wayland-smoke symlink from HEAD
- Fix MOTD: remove garbled ASCII art, use clean text
- Update version: 0.2.0 -> 0.2.4 in os-release, motd, config
- Reduce filesystem_size: 1536 -> 512 MiB
- Add ABSOLUTE RULE to AGENTS.md: never delete/ignore packages
- Reduce pcid scheme log verbosity: info -> debug
2026-06-19 12:39:14 +03:00

55 lines
1.4 KiB
C

/* SPDX-License-Identifier: GPL-2.0-only */
/*
* X86 specific ACPICA environments and implementation
*
* Copyright (C) 2014, Intel Corporation
* Author: Lv Zheng <lv.zheng@intel.com>
*/
#ifndef _ASM_X86_ACENV_H
#define _ASM_X86_ACENV_H
#include <asm/special_insns.h>
/* Asm macros */
/*
* ACPI_FLUSH_CPU_CACHE() flushes caches on entering sleep states.
* It is required to prevent data loss.
*
* While running inside virtual machine, the kernel can bypass cache flushing.
* Changing sleep state in a virtual machine doesn't affect the host system
* sleep state and cannot lead to data loss.
*/
#define ACPI_FLUSH_CPU_CACHE() \
do { \
if (!cpu_feature_enabled(X86_FEATURE_HYPERVISOR)) \
wbinvd(); \
} while (0)
int __acpi_acquire_global_lock(unsigned int *lock);
int __acpi_release_global_lock(unsigned int *lock);
#define ACPI_ACQUIRE_GLOBAL_LOCK(facs, Acq) \
((Acq) = __acpi_acquire_global_lock(&facs->global_lock))
#define ACPI_RELEASE_GLOBAL_LOCK(facs, Acq) \
((Acq) = __acpi_release_global_lock(&facs->global_lock))
/*
* Math helper asm macros
*/
#define ACPI_DIV_64_BY_32(n_hi, n_lo, d32, q32, r32) \
asm("divl %2;" \
: "=a"(q32), "=d"(r32) \
: "r"(d32), \
"0"(n_lo), "1"(n_hi))
#define ACPI_SHIFT_RIGHT_64(n_hi, n_lo) \
asm("shrl $1,%2 ;" \
"rcrl $1,%3;" \
: "=r"(n_hi), "=r"(n_lo) \
: "0"(n_hi), "1"(n_lo))
#endif /* _ASM_X86_ACENV_H */