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3eafce0527
The local advanced programmable interrupt controller is not used much in U-Boot but we do need to set it up. Add basic support for this, which will be extended as needed. Signed-off-by: Simon Glass <sjg@chromium.org>
102 lines
3.1 KiB
C
102 lines
3.1 KiB
C
/*
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* Taken from the Coreboot file of the same name
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*
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* (C) Copyright 2014 Google, Inc
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*
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* SPDX-License-Identifier: GPL-2.0
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*/
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#ifndef _ASM_LAPIC_DEF_H
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#define _ASM_LAPIC_DEF_H
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#define LAPIC_BASE_MSR 0x1B
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#define LAPIC_BASE_MSR_BOOTSTRAP_PROCESSOR (1 << 8)
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#define LAPIC_BASE_MSR_ENABLE (1 << 11)
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#define LAPIC_BASE_MSR_ADDR_MASK 0xFFFFF000
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#define LOCAL_APIC_ADDR 0xfee00000
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#define LAPIC_DEFAULT_BASE LOCAL_APIC_ADDR
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#define LAPIC_ID 0x020
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#define LAPIC_LVR 0x030
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#define LAPIC_TASKPRI 0x80
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#define LAPIC_TPRI_MASK 0xFF
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#define LAPIC_ARBID 0x090
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#define LAPIC_RRR 0x0C0
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#define LAPIC_SVR 0x0f0
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#define LAPIC_SPIV 0x0f0
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#define LAPIC_SPIV_ENABLE 0x100
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#define LAPIC_ESR 0x280
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#define LAPIC_ESR_SEND_CS 0x00001
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#define LAPIC_ESR_RECV_CS 0x00002
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#define LAPIC_ESR_SEND_ACC 0x00004
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#define LAPIC_ESR_RECV_ACC 0x00008
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#define LAPIC_ESR_SENDILL 0x00020
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#define LAPIC_ESR_RECVILL 0x00040
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#define LAPIC_ESR_ILLREGA 0x00080
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#define LAPIC_ICR 0x300
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#define LAPIC_DEST_SELF 0x40000
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#define LAPIC_DEST_ALLINC 0x80000
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#define LAPIC_DEST_ALLBUT 0xC0000
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#define LAPIC_ICR_RR_MASK 0x30000
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#define LAPIC_ICR_RR_INVALID 0x00000
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#define LAPIC_ICR_RR_INPROG 0x10000
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#define LAPIC_ICR_RR_VALID 0x20000
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#define LAPIC_INT_LEVELTRIG 0x08000
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#define LAPIC_INT_ASSERT 0x04000
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#define LAPIC_ICR_BUSY 0x01000
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#define LAPIC_DEST_LOGICAL 0x00800
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#define LAPIC_DM_FIXED 0x00000
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#define LAPIC_DM_LOWEST 0x00100
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#define LAPIC_DM_SMI 0x00200
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#define LAPIC_DM_REMRD 0x00300
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#define LAPIC_DM_NMI 0x00400
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#define LAPIC_DM_INIT 0x00500
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#define LAPIC_DM_STARTUP 0x00600
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#define LAPIC_DM_EXTINT 0x00700
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#define LAPIC_VECTOR_MASK 0x000FF
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#define LAPIC_ICR2 0x310
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#define GET_LAPIC_DEST_FIELD(x) (((x) >> 24) & 0xFF)
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#define SET_LAPIC_DEST_FIELD(x) ((x) << 24)
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#define LAPIC_LVTT 0x320
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#define LAPIC_LVTPC 0x340
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#define LAPIC_LVT0 0x350
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#define LAPIC_LVT_TIMER_BASE_MASK (0x3 << 18)
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#define GET_LAPIC_TIMER_BASE(x) (((x) >> 18) & 0x3)
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#define SET_LAPIC_TIMER_BASE(x) (((x) << 18))
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#define LAPIC_TIMER_BASE_CLKIN 0x0
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#define LAPIC_TIMER_BASE_TMBASE 0x1
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#define LAPIC_TIMER_BASE_DIV 0x2
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#define LAPIC_LVT_TIMER_PERIODIC (1 << 17)
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#define LAPIC_LVT_MASKED (1 << 16)
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#define LAPIC_LVT_LEVEL_TRIGGER (1 << 15)
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#define LAPIC_LVT_REMOTE_IRR (1 << 14)
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#define LAPIC_INPUT_POLARITY (1 << 13)
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#define LAPIC_SEND_PENDING (1 << 12)
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#define LAPIC_LVT_RESERVED_1 (1 << 11)
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#define LAPIC_DELIVERY_MODE_MASK (7 << 8)
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#define LAPIC_DELIVERY_MODE_FIXED (0 << 8)
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#define LAPIC_DELIVERY_MODE_NMI (4 << 8)
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#define LAPIC_DELIVERY_MODE_EXTINT (7 << 8)
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#define GET_LAPIC_DELIVERY_MODE(x) (((x) >> 8) & 0x7)
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#define SET_LAPIC_DELIVERY_MODE(x, y) (((x) & ~0x700)|((y) << 8))
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#define LAPIC_MODE_FIXED 0x0
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#define LAPIC_MODE_NMI 0x4
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#define LAPIC_MODE_EXINT 0x7
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#define LAPIC_LVT1 0x360
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#define LAPIC_LVTERR 0x370
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#define LAPIC_TMICT 0x380
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#define LAPIC_TMCCT 0x390
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#define LAPIC_TDCR 0x3E0
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#define LAPIC_TDR_DIV_TMBASE (1 << 2)
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#define LAPIC_TDR_DIV_1 0xB
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#define LAPIC_TDR_DIV_2 0x0
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#define LAPIC_TDR_DIV_4 0x1
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#define LAPIC_TDR_DIV_8 0x2
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#define LAPIC_TDR_DIV_16 0x3
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#define LAPIC_TDR_DIV_32 0x8
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#define LAPIC_TDR_DIV_64 0x9
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#define LAPIC_TDR_DIV_128 0xA
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#endif
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