source: trunk/hal/x86_64/hal_lapic.h @ 50

/*
 * hal_lapic.h - Local APIC values
 * 
 * Copyright (c) 2017 Maxime Villard
 * 
 * This file is part of ALMOS-MKH.
 *
 * ALMOS-MKH is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License as published by
 * the Free Software Foundation; version 2.0 of the License.
 *
 * ALMOS-MKH is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with ALMOS-MKH.; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
 */

uint32_t hal_lapic_gid();
void hal_lapic_init();

#define LAPIC_SPURIOUS_VECTOR   LAPICVEC_MIN

#define LAPIC_ID                0x020   /* ID. RW */
#       define LAPIC_ID_MASK            0xff000000
#       define LAPIC_ID_SHIFT           24

#define LAPIC_VERS              0x030   /* Version. RO */
#       define LAPIC_VERSION_MASK       0x000000ff
#       define LAPIC_VERSION_LVT_MASK   0x00ff0000
#       define LAPIC_VERSION_LVT_SHIFT  16
#       define LAPIC_VERSION_DIRECTED_EOI 0x01000000
#       define LAPIC_VERSION_EXTAPIC_SPACE 0x80000000

#define LAPIC_TPR               0x080   /* Task Prio. RW */
#       define LAPIC_TPR_MASK           0x000000ff
#       define LAPIC_TPR_INT_MASK       0x000000f0
#       define LAPIC_TPR_SUB_MASK       0x0000000f

#define LAPIC_APRI              0x090   /* Arbitration prio. RO */
#       define LAPIC_APRI_MASK          0x000000ff

#define LAPIC_PPRI              0x0a0   /* Processor prio. RO */
#define LAPIC_EOI               0x0b0   /* End Int. W */
#define LAPIC_RRR               0x0c0   /* Remote read. RO */
#define LAPIC_LDR               0x0d0   /* Logical dest. RW */

#define LAPIC_DFR               0x0e0   /* Dest. format. RW */
#       define LAPIC_DFR_MASK           0xf0000000
#       define LAPIC_DFR_FLAT           0xf0000000
#       define LAPIC_DFR_CLUSTER        0x00000000

#define LAPIC_SVR               0x0f0   /* Spurious intvec. RW */
#       define LAPIC_SVR_VECTOR_MASK    0x000000ff
#       define LAPIC_SVR_VEC_FIX        0x0000000f
#       define LAPIC_SVR_VEC_PROG       0x000000f0
#       define LAPIC_SVR_ENABLE         0x00000100
#       define LAPIC_SVR_FOCUS          0x00000200
#       define LAPIC_SVR_FDIS           0x00000200
#       define LAPIC_SVR_EOI_BC_DIS     0x00001000

#define LAPIC_ISR       0x100           /* In-Service Status RO */
#define LAPIC_TMR       0x180           /* Trigger Mode RO */
#define LAPIC_IRR       0x200           /* Interrupt Req RO */
#define LAPIC_ESR       0x280           /* Err status. RW */

#define LAPIC_LVT_CMCI  0x2f0           /* LVT CMCI RW */

#define LAPIC_ICRLO     0x300           /* Int. cmd. RW */
#       define LAPIC_DLMODE_MASK        0x00000700      /* Delivery Mode */
#       define LAPIC_DLMODE_FIXED       0x00000000
#       define LAPIC_DLMODE_LOW         0x00000100
#       define LAPIC_DLMODE_SMI         0x00000200
#       define LAPIC_DLMODE_NMI         0x00000400
#       define LAPIC_DLMODE_INIT        0x00000500
#       define LAPIC_DLMODE_STARTUP     0x00000600
#       define LAPIC_DLMODE_EXTINT      0x00000700

#       define LAPIC_DSTMODE_PHYS       0x00000000
#       define LAPIC_DSTMODE_LOG        0x00000800

#       define LAPIC_DLSTAT_BUSY        0x00001000
#       define LAPIC_DLSTAT_IDLE        0x00000000

#       define LAPIC_LEVEL_MASK         0x00004000
#       define LAPIC_LEVEL_ASSERT       0x00004000
#       define LAPIC_LEVEL_DEASSERT     0x00000000

#       define LAPIC_TRIGGER_MASK       0x00008000
#       define LAPIC_TRIGGER_EDGE       0x00000000
#       define LAPIC_TRIGGER_LEVEL      0x00008000

#       define LAPIC_DEST_MASK          0x000c0000
#       define LAPIC_DEST_DEFAULT       0x00000000
#       define LAPIC_DEST_SELF          0x00040000
#       define LAPIC_DEST_ALLINCL       0x00080000
#       define LAPIC_DEST_ALLEXCL       0x000c0000

#define LAPIC_ICRHI     0x310           /* Int. cmd. RW */

#define LAPIC_LVTT      0x320           /* Loc.vec.(timer) RW */
#       define LAPIC_LVTT_VEC_MASK      0x000000ff
#       define LAPIC_LVTT_DS            0x00001000
#       define LAPIC_LVTT_M             0x00010000
#       define LAPIC_LVTT_TM            0x00020000

#define LAPIC_TMINT     0x330           /* Loc.vec (Thermal) RW */
#define LAPIC_PCINT     0x340           /* Loc.vec (Perf Mon) RW */
#define LAPIC_LVINT0    0x350           /* Loc.vec (LINT0) RW */
#       define LAPIC_LVT_DM_MASK        0x00000700
#       define LAPIC_LVT_DM_FIXED       0x00000000
#       define LAPIC_LVT_DM_SMI         0x00000200
#       define LAPIC_LVT_DM_NMI         0x00000400
#       define LAPIC_LVT_DM_INIT        0x00000500
#       define LAPIC_LVT_DM_EXTINT      0x00000700
#       define LAPIC_LVT_MASKED         0x00010000
#       define LAPIC_LVT_LEVTRIG        0x00008000
#       define LAPIC_LVT_REMOTE_IRR     0x00004000
#       define LAPIC_INP_POL            0x00002000
#       define LAPIC_PEND_SEND          0x00001000

#define LAPIC_LVINT1    0x360           /* Loc.vec (LINT1) RW */
#define LAPIC_LVERR     0x370           /* Loc.vec (ERROR) RW */
#define LAPIC_ICR_TIMER 0x380           /* Initial count RW */
#define LAPIC_CCR_TIMER 0x390           /* Current count RO */

#define LAPIC_DCR_TIMER 0x3e0           /* Divisor config RW */
#       define LAPIC_DCRT_DIV1          0x0b
#       define LAPIC_DCRT_DIV2          0x00
#       define LAPIC_DCRT_DIV4          0x01
#       define LAPIC_DCRT_DIV8          0x02
#       define LAPIC_DCRT_DIV16         0x03
#       define LAPIC_DCRT_DIV32         0x08
#       define LAPIC_DCRT_DIV64         0x09
#       define LAPIC_DCRT_DIV128        0x0a