diff options
Diffstat (limited to 'src/arch/x86/x86_traits.hh')
| -rw-r--r-- | src/arch/x86/x86_traits.hh | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/src/arch/x86/x86_traits.hh b/src/arch/x86/x86_traits.hh index 6b4671a08..be7572517 100644 --- a/src/arch/x86/x86_traits.hh +++ b/src/arch/x86/x86_traits.hh @@ -93,6 +93,7 @@ namespace X86ISA const Addr PhysAddrPrefixIO = ULL(0x8000000000000000); const Addr PhysAddrPrefixPciConfig = ULL(0xC000000000000000); const Addr PhysAddrPrefixLocalAPIC = ULL(0xA000000000000000); + const Addr PhysAddrPrefixInterrupts = ULL(0x2000000000000000); // Each APIC gets two pages. One page is used for local apics to field // accesses from the CPU, and the other is for all APICs to communicate. const Addr PhysAddrAPICRangeSize = 1 << 12; @@ -115,6 +116,13 @@ namespace X86ISA assert(addr < (1 << 12)); return PhysAddrPrefixLocalAPIC | (id * (1 << 12)) | addr; } + + static inline Addr + x86InterruptAddress(const uint8_t id, const uint16_t addr) + { + assert(addr < PhysAddrAPICRangeSize); + return PhysAddrPrefixInterrupts | (id * PhysAddrAPICRangeSize) | addr; + } } #endif //__ARCH_X86_X86TRAITS_HH__ |