20fbcfdd58
apic_internal.h relies on cpu.h having been included (for the X86CPU type); include it directly rather than relying on it being pulled in via one of the other includes like timer.h. Signed-off-by: Peter Maydell <peter.maydell@linaro.org> Reviewed-by: Daniel P. Berrange <berrange@redhat.com>
151 lines
4.6 KiB
C
151 lines
4.6 KiB
C
/*
|
|
* APIC support - internal interfaces
|
|
*
|
|
* Copyright (c) 2004-2005 Fabrice Bellard
|
|
* Copyright (c) 2011 Jan Kiszka, Siemens AG
|
|
*
|
|
* This library is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU Lesser General Public
|
|
* License as published by the Free Software Foundation; either
|
|
* version 2 of the License, or (at your option) any later version.
|
|
*
|
|
* This library 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
|
|
* Lesser General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Lesser General Public
|
|
* License along with this library; if not, see <http://www.gnu.org/licenses/>
|
|
*/
|
|
#ifndef QEMU_APIC_INTERNAL_H
|
|
#define QEMU_APIC_INTERNAL_H
|
|
|
|
#include "cpu.h"
|
|
#include "exec/memory.h"
|
|
#include "hw/cpu/icc_bus.h"
|
|
#include "qemu/timer.h"
|
|
|
|
/* APIC Local Vector Table */
|
|
#define APIC_LVT_TIMER 0
|
|
#define APIC_LVT_THERMAL 1
|
|
#define APIC_LVT_PERFORM 2
|
|
#define APIC_LVT_LINT0 3
|
|
#define APIC_LVT_LINT1 4
|
|
#define APIC_LVT_ERROR 5
|
|
#define APIC_LVT_NB 6
|
|
|
|
/* APIC delivery modes */
|
|
#define APIC_DM_FIXED 0
|
|
#define APIC_DM_LOWPRI 1
|
|
#define APIC_DM_SMI 2
|
|
#define APIC_DM_NMI 4
|
|
#define APIC_DM_INIT 5
|
|
#define APIC_DM_SIPI 6
|
|
#define APIC_DM_EXTINT 7
|
|
|
|
/* APIC destination mode */
|
|
#define APIC_DESTMODE_FLAT 0xf
|
|
#define APIC_DESTMODE_CLUSTER 1
|
|
|
|
#define APIC_TRIGGER_EDGE 0
|
|
#define APIC_TRIGGER_LEVEL 1
|
|
|
|
#define APIC_LVT_TIMER_PERIODIC (1<<17)
|
|
#define APIC_LVT_MASKED (1<<16)
|
|
#define APIC_LVT_LEVEL_TRIGGER (1<<15)
|
|
#define APIC_LVT_REMOTE_IRR (1<<14)
|
|
#define APIC_INPUT_POLARITY (1<<13)
|
|
#define APIC_SEND_PENDING (1<<12)
|
|
|
|
#define ESR_ILLEGAL_ADDRESS (1 << 7)
|
|
|
|
#define APIC_SV_DIRECTED_IO (1<<12)
|
|
#define APIC_SV_ENABLE (1<<8)
|
|
|
|
#define VAPIC_ENABLE_BIT 0
|
|
#define VAPIC_ENABLE_MASK (1 << VAPIC_ENABLE_BIT)
|
|
|
|
#define MAX_APICS 255
|
|
|
|
typedef struct APICCommonState APICCommonState;
|
|
|
|
#define TYPE_APIC_COMMON "apic-common"
|
|
#define APIC_COMMON(obj) \
|
|
OBJECT_CHECK(APICCommonState, (obj), TYPE_APIC_COMMON)
|
|
#define APIC_COMMON_CLASS(klass) \
|
|
OBJECT_CLASS_CHECK(APICCommonClass, (klass), TYPE_APIC_COMMON)
|
|
#define APIC_COMMON_GET_CLASS(obj) \
|
|
OBJECT_GET_CLASS(APICCommonClass, (obj), TYPE_APIC_COMMON)
|
|
|
|
typedef struct APICCommonClass
|
|
{
|
|
ICCDeviceClass parent_class;
|
|
|
|
DeviceRealize realize;
|
|
void (*set_base)(APICCommonState *s, uint64_t val);
|
|
void (*set_tpr)(APICCommonState *s, uint8_t val);
|
|
uint8_t (*get_tpr)(APICCommonState *s);
|
|
void (*enable_tpr_reporting)(APICCommonState *s, bool enable);
|
|
void (*vapic_base_update)(APICCommonState *s);
|
|
void (*external_nmi)(APICCommonState *s);
|
|
void (*pre_save)(APICCommonState *s);
|
|
void (*post_load)(APICCommonState *s);
|
|
void (*reset)(APICCommonState *s);
|
|
} APICCommonClass;
|
|
|
|
struct APICCommonState {
|
|
ICCDevice busdev;
|
|
|
|
MemoryRegion io_memory;
|
|
X86CPU *cpu;
|
|
uint32_t apicbase;
|
|
uint8_t id;
|
|
uint8_t version;
|
|
uint8_t arb_id;
|
|
uint8_t tpr;
|
|
uint32_t spurious_vec;
|
|
uint8_t log_dest;
|
|
uint8_t dest_mode;
|
|
uint32_t isr[8]; /* in service register */
|
|
uint32_t tmr[8]; /* trigger mode register */
|
|
uint32_t irr[8]; /* interrupt request register */
|
|
uint32_t lvt[APIC_LVT_NB];
|
|
uint32_t esr; /* error register */
|
|
uint32_t icr[2];
|
|
|
|
uint32_t divide_conf;
|
|
int count_shift;
|
|
uint32_t initial_count;
|
|
int64_t initial_count_load_time;
|
|
int64_t next_time;
|
|
int idx;
|
|
QEMUTimer *timer;
|
|
int64_t timer_expiry;
|
|
int sipi_vector;
|
|
int wait_for_sipi;
|
|
|
|
uint32_t vapic_control;
|
|
DeviceState *vapic;
|
|
hwaddr vapic_paddr; /* note: persistence via kvmvapic */
|
|
};
|
|
|
|
typedef struct VAPICState {
|
|
uint8_t tpr;
|
|
uint8_t isr;
|
|
uint8_t zero;
|
|
uint8_t irr;
|
|
uint8_t enabled;
|
|
} QEMU_PACKED VAPICState;
|
|
|
|
extern bool apic_report_tpr_access;
|
|
|
|
void apic_report_irq_delivered(int delivered);
|
|
bool apic_next_timer(APICCommonState *s, int64_t current_time);
|
|
void apic_enable_tpr_access_reporting(DeviceState *d, bool enable);
|
|
void apic_enable_vapic(DeviceState *d, hwaddr paddr);
|
|
|
|
void vapic_report_tpr_access(DeviceState *dev, CPUState *cpu, target_ulong ip,
|
|
TPRAccess access);
|
|
|
|
#endif /* !QEMU_APIC_INTERNAL_H */
|