1 /* 2 * <Insert copyright here : it must be BSD-like so everyone can use it> 3 * 4 * Author: Erich Boleyn <erich (at) uruk.org> http://www.uruk.org/~erich/ 5 * 6 * Header file for Intel Architecture local and I/O APIC definitions. 7 * 8 * This file was created from information in the Intel Pentium Pro 9 * Family Developer's Manual, Volume 3: Operating System Writer's 10 * Manual, order number 242692-001, which can be ordered from the 11 * Intel literature center. 12 */ 13 14 #ifndef _APIC_H 15 #define _APIC_H 16 17 /* 18 * APIC Defines. 19 */ 20 21 #define APIC_BROADCAST_ID 0xFF 22 23 /* 24 * APIC register definitions 25 */ 26 27 /* 28 * Shared defines for I/O and local APIC definitions 29 */ 30 /* APIC version register */ 31 #define APIC_VERSION(x) ((x) & 0xFF) 32 /* if the APIC version is equal or greater than APIC_VER_NEW, it 33 is a "new" APIC */ 34 #define APIC_VER_NEW 0x10 35 /* this next one is used in all cases but an old local APIC, which has 36 2 entries in it's LVT */ 37 #define APIC_MAXREDIR(x) (((x) >> 16) & 0xFF) 38 /* APIC id register */ 39 #define APIC_OLD_ID(x) ((x) >> 24) 40 #define APIC_NEW_ID(x) (((x) >> 24) & 0xF) 41 42 #define IOAPIC_REGSEL 0 43 #define IOAPIC_RW 0x10 44 #define IOAPIC_ID 0 45 #define IOAPIC_VER 1 46 #define IOAPIC_REDIR 0x10 47 #define LAPIC_ID 0x20 48 #define LAPIC_VER 0x30 49 #define LAPIC_TPR 0x80 50 #define LAPIC_APR 0x90 51 #define LAPIC_PPR 0xA0 52 #define LAPIC_EOI 0xB0 53 #define LAPIC_LDR 0xD0 54 #define LAPIC_DFR 0xE0 55 #define LAPIC_SPIV 0xF0 56 #define LAPIC_SPIV_ENABLE_APIC 0x100 57 #define LAPIC_ISR 0x100 58 #define LAPIC_TMR 0x180 59 #define LAPIC_IRR 0x200 60 #define LAPIC_ESR 0x280 61 #define LAPIC_ICR 0x300 62 #define LAPIC_DEST_MASK 0xFFFFFF 63 #define LAPIC_LVTT 0x320 64 #define LAPIC_LVTPC 0x340 65 #define LAPIC_LVT0 0x350 66 #define LAPIC_LVT1 0x360 67 #define LAPIC_LVTE 0x370 68 #define LAPIC_TICR 0x380 69 #define LAPIC_TCCR 0x390 70 #define LAPIC_TDCR 0x3E0 71 72 #endif /* _APIC_H */ 73
