1/* 2 * <Insert copyright here : it must be BSD-like so everyone can use it> 3 * 4 * Author: Erich Boleyn <erich@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