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Improve Local APIC library class. Add new library APIs: GetApicVersion(), SendFixedIpi(), SendFixedIpiAllExcludingSelf(), GetApicTimerState(). Remove GetApicTimerDivisor (), its functionality can be covered by GetApicTimerState().

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git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@10824 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
rsun3
2010-08-26 05:58:42 +00:00
parent 2ca7eca448
commit ae40aef1fb
4 changed files with 284 additions and 65 deletions
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21
UefiCpuPkg/Include/Register/LocalApic.h
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@@ -30,15 +30,16 @@
//
// Definition for Local APIC registers and related values
//
#define XAPIC_ID_OFFSET 0x0
#define XAPIC_ID_OFFSET 0x20
#define XAPIC_VERSION_OFFSET 0x30
#define XAPIC_EOI_OFFSET 0x0b0
#define XAPIC_ICR_DFR_OFFSET 0x0e0
#define XAPIC_SPURIOUS_VECTOR_OFFSET 0x0f0
#define XAPIC_ICR_LOW_OFFSET 0x300
#define XAPIC_ICR_HIGH_OFFSET 0x310
#define XAPIC_LVT_TIMER_OFFSET 0x320
#define XAPIC_LINT0_VECTOR_OFFSET 0x350
#define XAPIC_LINT1_VECTOR_OFFSET 0x360
#define XAPIC_LVT_LINT0_OFFSET 0x350
#define XAPIC_LVT_LINT1_OFFSET 0x360
#define XAPIC_TIMER_INIT_COUNT_OFFSET 0x380
#define XAPIC_TIMER_CURRENT_COUNT_OFFSET 0x390
#define XAPIC_TIMER_DIVIDE_CONFIGURATION_OFFSET 0x3E0
@@ -71,6 +72,20 @@ typedef union {
UINT64 Uint64;
} MSR_IA32_APIC_BASE;
//
// Local APIC Version Register.
//
typedef union {
struct {
UINT32 Version:8; ///< The version numbers of the local APIC.
UINT32 Reserved0:8; ///< Reserved.
UINT32 MaxLvtEntry:8; ///< Number of LVT entries minus 1.
UINT32 EoiBroadcastSuppression:1; ///< 1 if EOI-broadcast suppression supported.
UINT32 Reserved1:7; ///< Reserved.
} Bits;
UINT32 Uint32;
} LOCAL_APIC_VERSION;
//
// Low half of Interrupt Command Register (ICR).
//