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| Current File : //sys/x86/include/apicreg.h |
/*-
* Copyright (c) 1996, by Peter Wemm and Steve Passe
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. The name of the developer may NOT be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $FreeBSD: release/9.1.0/sys/x86/include/apicreg.h 214631 2010-11-01 18:18:46Z jhb $
*/
#ifndef _X86_APICREG_H_
#define _X86_APICREG_H_
/*
* Local && I/O APIC definitions.
*/
/*
* Pentium P54C+ Built-in APIC
* (Advanced programmable Interrupt Controller)
*
* Base Address of Built-in APIC in memory location
* is 0xfee00000.
*
* Map of APIC Registers:
*
* Offset (hex) Description Read/Write state
* 000 Reserved
* 010 Reserved
* 020 ID Local APIC ID R/W
* 030 VER Local APIC Version R
* 040 Reserved
* 050 Reserved
* 060 Reserved
* 070 Reserved
* 080 Task Priority Register R/W
* 090 Arbitration Priority Register R
* 0A0 Processor Priority Register R
* 0B0 EOI Register W
* 0C0 RRR Remote read R
* 0D0 Logical Destination R/W
* 0E0 Destination Format Register 0..27 R; 28..31 R/W
* 0F0 SVR Spurious Interrupt Vector Reg. 0..3 R; 4..9 R/W
* 100 ISR 000-031 R
* 110 ISR 032-063 R
* 120 ISR 064-095 R
* 130 ISR 095-128 R
* 140 ISR 128-159 R
* 150 ISR 160-191 R
* 160 ISR 192-223 R
* 170 ISR 224-255 R
* 180 TMR 000-031 R
* 190 TMR 032-063 R
* 1A0 TMR 064-095 R
* 1B0 TMR 095-128 R
* 1C0 TMR 128-159 R
* 1D0 TMR 160-191 R
* 1E0 TMR 192-223 R
* 1F0 TMR 224-255 R
* 200 IRR 000-031 R
* 210 IRR 032-063 R
* 220 IRR 064-095 R
* 230 IRR 095-128 R
* 240 IRR 128-159 R
* 250 IRR 160-191 R
* 260 IRR 192-223 R
* 270 IRR 224-255 R
* 280 Error Status Register R
* 290 Reserved
* 2A0 Reserved
* 2B0 Reserved
* 2C0 Reserved
* 2D0 Reserved
* 2E0 Reserved
* 2F0 Local Vector Table (CMCI) R/W
* 300 ICR_LOW Interrupt Command Reg. (0-31) R/W
* 310 ICR_HI Interrupt Command Reg. (32-63) R/W
* 320 Local Vector Table (Timer) R/W
* 330 Local Vector Table (Thermal) R/W (PIV+)
* 340 Local Vector Table (Performance) R/W (P6+)
* 350 LVT1 Local Vector Table (LINT0) R/W
* 360 LVT2 Local Vector Table (LINT1) R/W
* 370 LVT3 Local Vector Table (ERROR) R/W
* 380 Initial Count Reg. for Timer R/W
* 390 Current Count of Timer R
* 3A0 Reserved
* 3B0 Reserved
* 3C0 Reserved
* 3D0 Reserved
* 3E0 Timer Divide Configuration Reg. R/W
* 3F0 Reserved
*/
/******************************************************************************
* global defines, etc.
*/
/******************************************************************************
* LOCAL APIC structure
*/
#ifndef LOCORE
#include <sys/types.h>
#define PAD3 int : 32; int : 32; int : 32
#define PAD4 int : 32; int : 32; int : 32; int : 32
struct LAPIC {
/* reserved */ PAD4;
/* reserved */ PAD4;
u_int32_t id; PAD3;
u_int32_t version; PAD3;
/* reserved */ PAD4;
/* reserved */ PAD4;
/* reserved */ PAD4;
/* reserved */ PAD4;
u_int32_t tpr; PAD3;
u_int32_t apr; PAD3;
u_int32_t ppr; PAD3;
u_int32_t eoi; PAD3;
/* reserved */ PAD4;
u_int32_t ldr; PAD3;
u_int32_t dfr; PAD3;
u_int32_t svr; PAD3;
u_int32_t isr0; PAD3;
u_int32_t isr1; PAD3;
u_int32_t isr2; PAD3;
u_int32_t isr3; PAD3;
u_int32_t isr4; PAD3;
u_int32_t isr5; PAD3;
u_int32_t isr6; PAD3;
u_int32_t isr7; PAD3;
u_int32_t tmr0; PAD3;
u_int32_t tmr1; PAD3;
u_int32_t tmr2; PAD3;
u_int32_t tmr3; PAD3;
u_int32_t tmr4; PAD3;
u_int32_t tmr5; PAD3;
u_int32_t tmr6; PAD3;
u_int32_t tmr7; PAD3;
u_int32_t irr0; PAD3;
u_int32_t irr1; PAD3;
u_int32_t irr2; PAD3;
u_int32_t irr3; PAD3;
u_int32_t irr4; PAD3;
u_int32_t irr5; PAD3;
u_int32_t irr6; PAD3;
u_int32_t irr7; PAD3;
u_int32_t esr; PAD3;
/* reserved */ PAD4;
/* reserved */ PAD4;
/* reserved */ PAD4;
/* reserved */ PAD4;
/* reserved */ PAD4;
/* reserved */ PAD4;
u_int32_t lvt_cmci; PAD3;
u_int32_t icr_lo; PAD3;
u_int32_t icr_hi; PAD3;
u_int32_t lvt_timer; PAD3;
u_int32_t lvt_thermal; PAD3;
u_int32_t lvt_pcint; PAD3;
u_int32_t lvt_lint0; PAD3;
u_int32_t lvt_lint1; PAD3;
u_int32_t lvt_error; PAD3;
u_int32_t icr_timer; PAD3;
u_int32_t ccr_timer; PAD3;
/* reserved */ PAD4;
/* reserved */ PAD4;
/* reserved */ PAD4;
/* reserved */ PAD4;
u_int32_t dcr_timer; PAD3;
/* reserved */ PAD4;
};
typedef struct LAPIC lapic_t;
/******************************************************************************
* I/O APIC structure
*/
struct IOAPIC {
u_int32_t ioregsel; PAD3;
u_int32_t iowin; PAD3;
};
typedef struct IOAPIC ioapic_t;
#undef PAD4
#undef PAD3
#endif /* !LOCORE */
/******************************************************************************
* various code 'logical' values
*/
/******************************************************************************
* LOCAL APIC defines
*/
/* default physical locations of LOCAL (CPU) APICs */
#define DEFAULT_APIC_BASE 0xfee00000
/* constants relating to APIC ID registers */
#define APIC_ID_MASK 0xff000000
#define APIC_ID_SHIFT 24
#define APIC_ID_CLUSTER 0xf0
#define APIC_ID_CLUSTER_ID 0x0f
#define APIC_MAX_CLUSTER 0xe
#define APIC_MAX_INTRACLUSTER_ID 3
#define APIC_ID_CLUSTER_SHIFT 4
/* fields in VER */
#define APIC_VER_VERSION 0x000000ff
#define APIC_VER_MAXLVT 0x00ff0000
#define MAXLVTSHIFT 16
#define APIC_VER_EOI_SUPPRESSION 0x01000000
/* fields in LDR */
#define APIC_LDR_RESERVED 0x00ffffff
/* fields in DFR */
#define APIC_DFR_RESERVED 0x0fffffff
#define APIC_DFR_MODEL_MASK 0xf0000000
#define APIC_DFR_MODEL_FLAT 0xf0000000
#define APIC_DFR_MODEL_CLUSTER 0x00000000
/* fields in SVR */
#define APIC_SVR_VECTOR 0x000000ff
#define APIC_SVR_VEC_PROG 0x000000f0
#define APIC_SVR_VEC_FIX 0x0000000f
#define APIC_SVR_ENABLE 0x00000100
# define APIC_SVR_SWDIS 0x00000000
# define APIC_SVR_SWEN 0x00000100
#define APIC_SVR_FOCUS 0x00000200
# define APIC_SVR_FEN 0x00000000
# define APIC_SVR_FDIS 0x00000200
#define APIC_SVR_EOI_SUPPRESSION 0x00001000
/* fields in TPR */
#define APIC_TPR_PRIO 0x000000ff
# define APIC_TPR_INT 0x000000f0
# define APIC_TPR_SUB 0x0000000f
/* fields in ESR */
#define APIC_ESR_SEND_CS_ERROR 0x00000001
#define APIC_ESR_RECEIVE_CS_ERROR 0x00000002
#define APIC_ESR_SEND_ACCEPT 0x00000004
#define APIC_ESR_RECEIVE_ACCEPT 0x00000008
#define APIC_ESR_SEND_ILLEGAL_VECTOR 0x00000020
#define APIC_ESR_RECEIVE_ILLEGAL_VECTOR 0x00000040
#define APIC_ESR_ILLEGAL_REGISTER 0x00000080
/* fields in ICR_LOW */
#define APIC_VECTOR_MASK 0x000000ff
#define APIC_DELMODE_MASK 0x00000700
# define APIC_DELMODE_FIXED 0x00000000
# define APIC_DELMODE_LOWPRIO 0x00000100
# define APIC_DELMODE_SMI 0x00000200
# define APIC_DELMODE_RR 0x00000300
# define APIC_DELMODE_NMI 0x00000400
# define APIC_DELMODE_INIT 0x00000500
# define APIC_DELMODE_STARTUP 0x00000600
# define APIC_DELMODE_RESV 0x00000700
#define APIC_DESTMODE_MASK 0x00000800
# define APIC_DESTMODE_PHY 0x00000000
# define APIC_DESTMODE_LOG 0x00000800
#define APIC_DELSTAT_MASK 0x00001000
# define APIC_DELSTAT_IDLE 0x00000000
# define APIC_DELSTAT_PEND 0x00001000
#define APIC_RESV1_MASK 0x00002000
#define APIC_LEVEL_MASK 0x00004000
# define APIC_LEVEL_DEASSERT 0x00000000
# define APIC_LEVEL_ASSERT 0x00004000
#define APIC_TRIGMOD_MASK 0x00008000
# define APIC_TRIGMOD_EDGE 0x00000000
# define APIC_TRIGMOD_LEVEL 0x00008000
#define APIC_RRSTAT_MASK 0x00030000
# define APIC_RRSTAT_INVALID 0x00000000
# define APIC_RRSTAT_INPROG 0x00010000
# define APIC_RRSTAT_VALID 0x00020000
# define APIC_RRSTAT_RESV 0x00030000
#define APIC_DEST_MASK 0x000c0000
# define APIC_DEST_DESTFLD 0x00000000
# define APIC_DEST_SELF 0x00040000
# define APIC_DEST_ALLISELF 0x00080000
# define APIC_DEST_ALLESELF 0x000c0000
#define APIC_RESV2_MASK 0xfff00000
#define APIC_ICRLO_RESV_MASK (APIC_RESV1_MASK | APIC_RESV2_MASK)
/* fields in LVT1/2 */
#define APIC_LVT_VECTOR 0x000000ff
#define APIC_LVT_DM 0x00000700
# define APIC_LVT_DM_FIXED 0x00000000
# define APIC_LVT_DM_SMI 0x00000200
# define APIC_LVT_DM_NMI 0x00000400
# define APIC_LVT_DM_INIT 0x00000500
# define APIC_LVT_DM_EXTINT 0x00000700
#define APIC_LVT_DS 0x00001000
#define APIC_LVT_IIPP 0x00002000
#define APIC_LVT_IIPP_INTALO 0x00002000
#define APIC_LVT_IIPP_INTAHI 0x00000000
#define APIC_LVT_RIRR 0x00004000
#define APIC_LVT_TM 0x00008000
#define APIC_LVT_M 0x00010000
/* fields in LVT Timer */
#define APIC_LVTT_VECTOR 0x000000ff
#define APIC_LVTT_DS 0x00001000
#define APIC_LVTT_M 0x00010000
#define APIC_LVTT_TM 0x00020000
# define APIC_LVTT_TM_ONE_SHOT 0x00000000
# define APIC_LVTT_TM_PERIODIC 0x00020000
/* APIC timer current count */
#define APIC_TIMER_MAX_COUNT 0xffffffff
/* fields in TDCR */
#define APIC_TDCR_2 0x00
#define APIC_TDCR_4 0x01
#define APIC_TDCR_8 0x02
#define APIC_TDCR_16 0x03
#define APIC_TDCR_32 0x08
#define APIC_TDCR_64 0x09
#define APIC_TDCR_128 0x0a
#define APIC_TDCR_1 0x0b
/******************************************************************************
* I/O APIC defines
*/
/* default physical locations of an IO APIC */
#define DEFAULT_IO_APIC_BASE 0xfec00000
/* window register offset */
#define IOAPIC_WINDOW 0x10
#define IOAPIC_EOIR 0x40
/* indexes into IO APIC */
#define IOAPIC_ID 0x00
#define IOAPIC_VER 0x01
#define IOAPIC_ARB 0x02
#define IOAPIC_REDTBL 0x10
#define IOAPIC_REDTBL0 IOAPIC_REDTBL
#define IOAPIC_REDTBL1 (IOAPIC_REDTBL+0x02)
#define IOAPIC_REDTBL2 (IOAPIC_REDTBL+0x04)
#define IOAPIC_REDTBL3 (IOAPIC_REDTBL+0x06)
#define IOAPIC_REDTBL4 (IOAPIC_REDTBL+0x08)
#define IOAPIC_REDTBL5 (IOAPIC_REDTBL+0x0a)
#define IOAPIC_REDTBL6 (IOAPIC_REDTBL+0x0c)
#define IOAPIC_REDTBL7 (IOAPIC_REDTBL+0x0e)
#define IOAPIC_REDTBL8 (IOAPIC_REDTBL+0x10)
#define IOAPIC_REDTBL9 (IOAPIC_REDTBL+0x12)
#define IOAPIC_REDTBL10 (IOAPIC_REDTBL+0x14)
#define IOAPIC_REDTBL11 (IOAPIC_REDTBL+0x16)
#define IOAPIC_REDTBL12 (IOAPIC_REDTBL+0x18)
#define IOAPIC_REDTBL13 (IOAPIC_REDTBL+0x1a)
#define IOAPIC_REDTBL14 (IOAPIC_REDTBL+0x1c)
#define IOAPIC_REDTBL15 (IOAPIC_REDTBL+0x1e)
#define IOAPIC_REDTBL16 (IOAPIC_REDTBL+0x20)
#define IOAPIC_REDTBL17 (IOAPIC_REDTBL+0x22)
#define IOAPIC_REDTBL18 (IOAPIC_REDTBL+0x24)
#define IOAPIC_REDTBL19 (IOAPIC_REDTBL+0x26)
#define IOAPIC_REDTBL20 (IOAPIC_REDTBL+0x28)
#define IOAPIC_REDTBL21 (IOAPIC_REDTBL+0x2a)
#define IOAPIC_REDTBL22 (IOAPIC_REDTBL+0x2c)
#define IOAPIC_REDTBL23 (IOAPIC_REDTBL+0x2e)
/* fields in VER */
#define IOART_VER_VERSION 0x000000ff
#define IOART_VER_MAXREDIR 0x00ff0000
#define MAXREDIRSHIFT 16
/*
* fields in the IO APIC's redirection table entries
*/
#define IOART_DEST APIC_ID_MASK /* broadcast addr: all APICs */
#define IOART_RESV 0x00fe0000 /* reserved */
#define IOART_INTMASK 0x00010000 /* R/W: INTerrupt mask */
# define IOART_INTMCLR 0x00000000 /* clear, allow INTs */
# define IOART_INTMSET 0x00010000 /* set, inhibit INTs */
#define IOART_TRGRMOD 0x00008000 /* R/W: trigger mode */
# define IOART_TRGREDG 0x00000000 /* edge */
# define IOART_TRGRLVL 0x00008000 /* level */
#define IOART_REM_IRR 0x00004000 /* RO: remote IRR */
#define IOART_INTPOL 0x00002000 /* R/W: INT input pin polarity */
# define IOART_INTAHI 0x00000000 /* active high */
# define IOART_INTALO 0x00002000 /* active low */
#define IOART_DELIVS 0x00001000 /* RO: delivery status */
#define IOART_DESTMOD 0x00000800 /* R/W: destination mode */
# define IOART_DESTPHY 0x00000000 /* physical */
# define IOART_DESTLOG 0x00000800 /* logical */
#define IOART_DELMOD 0x00000700 /* R/W: delivery mode */
# define IOART_DELFIXED 0x00000000 /* fixed */
# define IOART_DELLOPRI 0x00000100 /* lowest priority */
# define IOART_DELSMI 0x00000200 /* System Management INT */
# define IOART_DELRSV1 0x00000300 /* reserved */
# define IOART_DELNMI 0x00000400 /* NMI signal */
# define IOART_DELINIT 0x00000500 /* INIT signal */
# define IOART_DELRSV2 0x00000600 /* reserved */
# define IOART_DELEXINT 0x00000700 /* External INTerrupt */
#define IOART_INTVEC 0x000000ff /* R/W: INTerrupt vector field */
#endif /* _X86_APICREG_H_ */