mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-12-05 02:51:00 +00:00
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>
78 lines
2 KiB
C
78 lines
2 KiB
C
/*
|
|
* From coreboot file of same name
|
|
*
|
|
* Copyright (C) 2014 Google, Inc
|
|
*
|
|
* SPDX-License-Identifier: GPL-2.0
|
|
*/
|
|
|
|
#ifndef _ARCH_ASM_LAPIC_H
|
|
#define _ARCH_ASM_LAPIC_H
|
|
|
|
#define LAPIC_DEFAULT_BASE 0xfee00000
|
|
|
|
#define LAPIC_ID 0x020
|
|
#define LAPIC_LVR 0x030
|
|
|
|
#define LAPIC_TASKPRI 0x080
|
|
#define LAPIC_TPRI_MASK 0xff
|
|
|
|
#define LAPIC_RRR 0x0c0
|
|
|
|
#define LAPIC_SPIV 0x0f0
|
|
#define LAPIC_SPIV_ENABLE 0x100
|
|
|
|
#define LAPIC_ICR 0x300
|
|
#define LAPIC_DEST_SELF 0x40000
|
|
#define LAPIC_DEST_ALLINC 0x80000
|
|
#define LAPIC_DEST_ALLBUT 0xc0000
|
|
#define LAPIC_ICR_RR_MASK 0x30000
|
|
#define LAPIC_ICR_RR_INVALID 0x00000
|
|
#define LAPIC_ICR_RR_INPROG 0x10000
|
|
#define LAPIC_ICR_RR_VALID 0x20000
|
|
#define LAPIC_INT_LEVELTRIG 0x08000
|
|
#define LAPIC_INT_ASSERT 0x04000
|
|
#define LAPIC_ICR_BUSY 0x01000
|
|
#define LAPIC_DEST_LOGICAL 0x00800
|
|
#define LAPIC_DM_FIXED 0x00000
|
|
#define LAPIC_DM_LOWEST 0x00100
|
|
#define LAPIC_DM_SMI 0x00200
|
|
#define LAPIC_DM_REMRD 0x00300
|
|
#define LAPIC_DM_NMI 0x00400
|
|
#define LAPIC_DM_INIT 0x00500
|
|
#define LAPIC_DM_STARTUP 0x00600
|
|
#define LAPIC_DM_EXTINT 0x00700
|
|
#define LAPIC_VECTOR_MASK 0x000ff
|
|
|
|
#define LAPIC_ICR2 0x310
|
|
#define GET_LAPIC_DEST_FIELD(x) (((x) >> 24) & 0xff)
|
|
#define SET_LAPIC_DEST_FIELD(x) ((x) << 24)
|
|
|
|
#define LAPIC_LVT0 0x350
|
|
#define LAPIC_LVT1 0x360
|
|
#define LAPIC_LVT_MASKED (1 << 16)
|
|
#define LAPIC_LVT_LEVEL_TRIGGER (1 << 15)
|
|
#define LAPIC_LVT_REMOTE_IRR (1 << 14)
|
|
#define LAPIC_INPUT_POLARITY (1 << 13)
|
|
#define LAPIC_SEND_PENDING (1 << 12)
|
|
#define LAPIC_LVT_RESERVED_1 (1 << 11)
|
|
#define LAPIC_DELIVERY_MODE_MASK (7 << 8)
|
|
#define LAPIC_DELIVERY_MODE_FIXED (0 << 8)
|
|
#define LAPIC_DELIVERY_MODE_NMI (4 << 8)
|
|
#define LAPIC_DELIVERY_MODE_EXTINT (7 << 8)
|
|
|
|
unsigned long lapic_read(unsigned long reg);
|
|
|
|
void lapic_write(unsigned long reg, unsigned long v);
|
|
|
|
void enable_lapic(void);
|
|
|
|
void disable_lapic(void);
|
|
|
|
unsigned long lapicid(void);
|
|
|
|
int lapic_remote_read(int apicid, int reg, unsigned long *pvalue);
|
|
|
|
void lapic_setup(void);
|
|
|
|
#endif
|