diff options
Diffstat (limited to 'src/VBox/Devices/EFI/Firmware/MdePkg/Library/BaseLib/Ia32/ReadEflags.c')
-rw-r--r-- | src/VBox/Devices/EFI/Firmware/MdePkg/Library/BaseLib/Ia32/ReadEflags.c | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/src/VBox/Devices/EFI/Firmware/MdePkg/Library/BaseLib/Ia32/ReadEflags.c b/src/VBox/Devices/EFI/Firmware/MdePkg/Library/BaseLib/Ia32/ReadEflags.c new file mode 100644 index 00000000..12c57d2d --- /dev/null +++ b/src/VBox/Devices/EFI/Firmware/MdePkg/Library/BaseLib/Ia32/ReadEflags.c @@ -0,0 +1,33 @@ +/** @file + AsmReadEflags function + + Copyright (c) 2006 - 2008, Intel Corporation. All rights reserved.<BR> + SPDX-License-Identifier: BSD-2-Clause-Patent + +**/ + + + + +/** + Reads the current value of the EFLAGS register. + + Reads and returns the current value of the EFLAGS register. This function is + only available on IA-32 and x64. This returns a 32-bit value on IA-32 and a + 64-bit value on x64. + + @return EFLAGS on IA-32 or RFLAGS on x64. + +**/ +UINTN +EFIAPI +AsmReadEflags ( + VOID + ) +{ + __asm { + pushfd + pop eax + } +} + |