On September 26, 2023 1:10:51 AM PDT, Nikolay Borisov <nik.borisov@xxxxxxxx> wrote: > > >On 23.09.23 г. 12:41 ч., Xin Li wrote: >> Intel VT-x classifies events into eight different types, which is >> inherited by FRED for event identification. As such, event type >> becomes a common x86 concept, and should be defined in a common x86 >> header. >> >> Add event type macros to <asm/trapnr.h>, and use it in <asm/vmx.h>. >> >> Suggested-by: H. Peter Anvin (Intel) <hpa@xxxxxxxxx> >> Tested-by: Shan Kang <shan.kang@xxxxxxxxx> >> Signed-off-by: Xin Li <xin3.li@xxxxxxxxx> >> --- >> >> Changes since v10: >> * A few comment fixes and improvements (Andrew Cooper). >> --- >> arch/x86/include/asm/trapnr.h | 12 ++++++++++++ >> arch/x86/include/asm/vmx.h | 17 +++++++++-------- >> 2 files changed, 21 insertions(+), 8 deletions(-) >> >> diff --git a/arch/x86/include/asm/trapnr.h b/arch/x86/include/asm/trapnr.h >> index f5d2325aa0b7..8d1154cdf787 100644 >> --- a/arch/x86/include/asm/trapnr.h >> +++ b/arch/x86/include/asm/trapnr.h >> @@ -2,6 +2,18 @@ >> #ifndef _ASM_X86_TRAPNR_H >> #define _ASM_X86_TRAPNR_H >> +/* >> + * Event type codes used by FRED, Intel VT-x and AMD SVM >> + */ >> +#define EVENT_TYPE_EXTINT 0 // External interrupt >> +#define EVENT_TYPE_RESERVED 1 >> +#define EVENT_TYPE_NMI 2 // NMI >> +#define EVENT_TYPE_HWEXC 3 // Hardware originated traps, exceptions >> +#define EVENT_TYPE_SWINT 4 // INT n >> +#define EVENT_TYPE_PRIV_SWEXC 5 // INT1 >> +#define EVENT_TYPE_SWEXC 6 // INTO, INT3 > >nit: This turned into INTO (Oh) rather than INT0( zero) in v11 > ><nit> INTO (letter) is correct.
