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a2d73fdba6
Remove inline for lapic access routines and expose lapic_read() & lapic_write() as APIs to read/write lapic registers. Also move stop_this_cpu() to mp_init.c as it has nothing to do with lapic. Signed-off-by: Bin Meng <bmeng.cn@gmail.com> Acked-by: Simon Glass <sjg@chromium.org>
79 lines
2.0 KiB
C
79 lines
2.0 KiB
C
/*
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* From coreboot file of same name
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*
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* Copyright (C) 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 _ARCH_ASM_LAPIC_H
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#define _ARCH_ASM_LAPIC_H
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#define LAPIC_DEFAULT_BASE 0xfee00000
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#define LAPIC_ID 0x020
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#define LAPIC_LVR 0x030
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#define LAPIC_TASKPRI 0x080
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#define LAPIC_TPRI_MASK 0xff
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#define LAPIC_RRR 0x0c0
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#define LAPIC_SPIV 0x0f0
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#define LAPIC_SPIV_ENABLE 0x100
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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_LVT0 0x350
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#define LAPIC_LVT1 0x360
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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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unsigned long lapic_read(unsigned long reg);
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void lapic_write(unsigned long reg, unsigned long v);
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void enable_lapic(void);
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void disable_lapic(void);
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unsigned long lapicid(void);
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int lapic_remote_read(int apicid, int reg, unsigned long *pvalue);
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void lapic_setup(void);
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#endif
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