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/*
* Copyright (c) 2019 Red Hat, Inc.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2 or later, as published by the Free Software Foundation.
*
* This program is distributed in the hope 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
* this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef HW_I386_X86_H
#define HW_I386_X86_H
#include "exec/hwaddr.h"
#include "qemu/notify.h"
#include "hw/i386/topology.h"
#include "hw/boards.h"
#include "hw/nmi.h"
#include "hw/isa/isa.h"
#include "hw/i386/ioapic.h"
#include "qom/object.h"
struct X86MachineClass {
/*< private >*/
MachineClass parent;
/*< public >*/
/* TSC rate migration: */
bool save_tsc_khz;
/* use DMA capable linuxboot option rom */
bool fwcfg_dma_enabled;
};
struct X86MachineState {
/*< private >*/
MachineState parent;
/*< public >*/
/* Pointers to devices and objects: */
ISADevice *rtc;
FWCfgState *fw_cfg;
qemu_irq *gsi;
DeviceState *ioapic2;
GMappedFile *initrd_mapped_file;
HotplugHandler *acpi_dev;
/* RAM information (sizes, addresses, configuration): */
ram_addr_t below_4g_mem_size, above_4g_mem_size;
/* CPU and apic information: */
bool apic_xrupt_override;
unsigned pci_irq_mask;
unsigned apic_id_limit;
uint16_t boot_cpus;
SgxEPCList *sgx_epc_list;
OnOffAuto smm;
OnOffAuto acpi;
char *oem_id;
char *oem_table_id;
/*
* Address space used by IOAPIC device. All IOAPIC interrupts
* will be translated to MSI messages in the address space.
*/
AddressSpace *ioapic_as;
/*
* Ratelimit enforced on detected bus locks in guest.
* The default value of the bus_lock_ratelimit is 0 per second,
* which means no limitation on the guest's bus locks.
*/
uint64_t bus_lock_ratelimit;
};
#define X86_MACHINE_SMM "smm"
#define X86_MACHINE_ACPI "acpi"
#define X86_MACHINE_OEM_ID "x-oem-id"
#define X86_MACHINE_OEM_TABLE_ID "x-oem-table-id"
#define X86_MACHINE_BUS_LOCK_RATELIMIT "bus-lock-ratelimit"
#define TYPE_X86_MACHINE MACHINE_TYPE_NAME("x86")
OBJECT_DECLARE_TYPE(X86MachineState, X86MachineClass, X86_MACHINE)
void init_topo_info(X86CPUTopoInfo *topo_info, const X86MachineState *x86ms);
uint32_t x86_cpu_apic_id_from_index(X86MachineState *pcms,
unsigned int cpu_index);
void x86_cpu_new(X86MachineState *pcms, int64_t apic_id, Error **errp);
void x86_cpus_init(X86MachineState *pcms, int default_cpu_version);
CpuInstanceProperties x86_cpu_index_to_props(MachineState *ms,
unsigned cpu_index);
int64_t x86_get_default_cpu_node_id(const MachineState *ms, int idx);
const CPUArchIdList *x86_possible_cpu_arch_ids(MachineState *ms);
CPUArchId *x86_find_cpu_slot(MachineState *ms, uint32_t id, int *idx);
void x86_rtc_set_cpus_count(ISADevice *rtc, uint16_t cpus_count);
void x86_cpu_pre_plug(HotplugHandler *hotplug_dev,
DeviceState *dev, Error **errp);
void x86_cpu_plug(HotplugHandler *hotplug_dev,
DeviceState *dev, Error **errp);
void x86_cpu_unplug_request_cb(HotplugHandler *hotplug_dev,
DeviceState *dev, Error **errp);
void x86_cpu_unplug_cb(HotplugHandler *hotplug_dev,
DeviceState *dev, Error **errp);
void x86_bios_rom_init(MachineState *ms, const char *default_firmware,
MemoryRegion *rom_memory, bool isapc_ram_fw);
void x86_load_linux(X86MachineState *x86ms,
FWCfgState *fw_cfg,
int acpi_data_size,
bool pvh_enabled);
bool x86_machine_is_smm_enabled(const X86MachineState *x86ms);
bool x86_machine_is_acpi_enabled(const X86MachineState *x86ms);
/* Global System Interrupts */
#define GSI_NUM_PINS IOAPIC_NUM_PINS
#define ACPI_BUILD_PCI_IRQS ((1<<5) | (1<<9) | (1<<10) | (1<<11))
typedef struct GSIState {
qemu_irq i8259_irq[ISA_NUM_IRQS];
qemu_irq ioapic_irq[IOAPIC_NUM_PINS];
qemu_irq ioapic2_irq[IOAPIC_NUM_PINS];
} GSIState;
qemu_irq x86_allocate_cpu_irq(void);
void gsi_handler(void *opaque, int n, int level);
void ioapic_init_gsi(GSIState *gsi_state, const char *parent_name);
DeviceState *ioapic_init_secondary(GSIState *gsi_state);
#endif
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