* 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/sysbus.h"
#include "qemu/timer.h"
+#include "target/i386/cpu-qom.h"
+#include "qom/object.h"
/* APIC Local Vector Table */
#define APIC_LVT_TIMER 0
#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 APIC_VECTOR_MASK 0xff
+#define APIC_DCR_MASK 0xf
+
+#define APIC_LVT_TIMER_SHIFT 17
+#define APIC_LVT_MASKED_SHIFT 16
+#define APIC_LVT_LEVEL_TRIGGER_SHIFT 15
+#define APIC_LVT_REMOTE_IRR_SHIFT 14
+#define APIC_LVT_INT_POLARITY_SHIFT 13
+#define APIC_LVT_DELIV_STS_SHIFT 12
+#define APIC_LVT_DELIV_MOD_SHIFT 8
+
+#define APIC_LVT_TIMER_TSCDEADLINE (2 << APIC_LVT_TIMER_SHIFT)
+#define APIC_LVT_TIMER_PERIODIC (1 << APIC_LVT_TIMER_SHIFT)
+#define APIC_LVT_MASKED (1 << APIC_LVT_MASKED_SHIFT)
+#define APIC_LVT_LEVEL_TRIGGER (1 << APIC_LVT_LEVEL_TRIGGER_SHIFT)
+#define APIC_LVT_REMOTE_IRR (1 << APIC_LVT_REMOTE_IRR_SHIFT)
+#define APIC_LVT_INT_POLARITY (1 << APIC_LVT_INT_POLARITY_SHIFT)
+#define APIC_LVT_DELIV_STS (1 << APIC_LVT_DELIV_STS_SHIFT)
+#define APIC_LVT_DELIV_MOD (7 << APIC_LVT_DELIV_MOD_SHIFT)
+
+#define APIC_ESR_ILL_ADDRESS_SHIFT 7
+#define APIC_ESR_RECV_ILL_VECT_SHIFT 6
+#define APIC_ESR_SEND_ILL_VECT_SHIFT 5
+#define APIC_ESR_RECV_ACCEPT_SHIFT 3
+#define APIC_ESR_SEND_ACCEPT_SHIFT 2
+#define APIC_ESR_RECV_CHECK_SUM_SHIFT 1
+
+#define APIC_ESR_ILLEGAL_ADDRESS (1 << APIC_ESR_ILL_ADDRESS_SHIFT)
+#define APIC_ESR_RECV_ILLEGAL_VECT (1 << APIC_ESR_RECV_ILL_VECT_SHIFT)
+#define APIC_ESR_SEND_ILLEGAL_VECT (1 << APIC_ESR_SEND_ILL_VECT_SHIFT)
+#define APIC_ESR_RECV_ACCEPT (1 << APIC_ESR_RECV_ACCEPT_SHIFT)
+#define APIC_ESR_SEND_ACCEPT (1 << APIC_ESR_SEND_ACCEPT_SHIFT)
+#define APIC_ESR_RECV_CHECK_SUM (1 << APIC_ESR_RECV_CHECK_SUM_SHIFT)
+#define APIC_ESR_SEND_CHECK_SUM 1
+
+#define APIC_ICR_DEST_SHIFT 24
+#define APIC_ICR_DEST_SHORT_SHIFT 18
+#define APIC_ICR_TRIGGER_MOD_SHIFT 15
+#define APIC_ICR_LEVEL_SHIFT 14
+#define APIC_ICR_DELIV_STS_SHIFT 12
+#define APIC_ICR_DEST_MOD_SHIFT 11
+#define APIC_ICR_DELIV_MOD_SHIFT 8
+
+#define APIC_ICR_DEST_SHORT (3 << APIC_ICR_DEST_SHORT_SHIFT)
+#define APIC_ICR_TRIGGER_MOD (1 << APIC_ICR_TRIGGER_MOD_SHIFT)
+#define APIC_ICR_LEVEL (1 << APIC_ICR_LEVEL_SHIFT)
+#define APIC_ICR_DELIV_STS (1 << APIC_ICR_DELIV_STS_SHIFT)
+#define APIC_ICR_DEST_MOD (1 << APIC_ICR_DEST_MOD_SHIFT)
+#define APIC_ICR_DELIV_MOD (7 << APIC_ICR_DELIV_MOD_SHIFT)
+
+#define APIC_PR_CLASS_SHIFT 4
+#define APIC_PR_SUB_CLASS 0xf
+
+#define APIC_LOGDEST_XAPIC_SHIFT 4
+#define APIC_LOGDEST_XAPIC_ID 0xf
+
+#define APIC_LOGDEST_X2APIC_SHIFT 16
+#define APIC_LOGDEST_X2APIC_ID 0xffff
+
+#define APIC_SPURIO_FOCUS_SHIFT 9
+#define APIC_SPURIO_ENABLED_SHIFT 8
+
+#define APIC_SPURIO_FOCUS (1 << APIC_SPURIO_FOCUS_SHIFT)
+#define APIC_SPURIO_ENABLED (1 << APIC_SPURIO_ENABLED_SHIFT)
+
+#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
-
-#define MSI_SPACE_SIZE 0x100000
-
typedef struct APICCommonState APICCommonState;
#define TYPE_APIC_COMMON "apic-common"
+typedef struct APICCommonClass APICCommonClass;
#define APIC_COMMON(obj) \
OBJECT_CHECK(APICCommonState, (obj), TYPE_APIC_COMMON)
#define APIC_COMMON_CLASS(klass) \
#define APIC_COMMON_GET_CLASS(obj) \
OBJECT_GET_CLASS(APICCommonClass, (obj), TYPE_APIC_COMMON)
-typedef struct APICCommonClass
-{
- SysBusDeviceClass parent_class;
+struct APICCommonClass {
+ DeviceClass parent_class;
- void (*init)(APICCommonState *s);
+ DeviceRealize realize;
+ DeviceUnrealize unrealize;
void (*set_base)(APICCommonState *s, uint64_t val);
void (*set_tpr)(APICCommonState *s, uint8_t val);
uint8_t (*get_tpr)(APICCommonState *s);
void (*external_nmi)(APICCommonState *s);
void (*pre_save)(APICCommonState *s);
void (*post_load)(APICCommonState *s);
-} APICCommonClass;
+ void (*reset)(APICCommonState *s);
+ /* send_msi emulates an APIC bus and its proper place would be in a new
+ * device, but it's convenient to have it here for now.
+ */
+ void (*send_msi)(MSIMessage *msi);
+};
struct APICCommonState {
- SysBusDevice busdev;
+ /*< private >*/
+ DeviceState parent_obj;
+ /*< public >*/
MemoryRegion io_memory;
X86CPU *cpu;
uint32_t apicbase;
- uint8_t id;
+ uint8_t id; /* legacy APIC ID */
+ uint32_t initial_apic_id;
+ uint8_t version;
uint8_t arb_id;
uint8_t tpr;
uint32_t spurious_vec;
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;
uint32_t vapic_control;
DeviceState *vapic;
hwaddr vapic_paddr; /* note: persistence via kvmvapic */
+ bool legacy_instance_id;
};
typedef struct VAPICState {
void vapic_report_tpr_access(DeviceState *dev, CPUState *cpu, target_ulong ip,
TPRAccess access);
-#endif /* !QEMU_APIC_INTERNAL_H */
+int apic_get_ppr(APICCommonState *s);
+uint32_t apic_get_current_count(APICCommonState *s);
+
+static inline void apic_set_bit(uint32_t *tab, int index)
+{
+ int i, mask;
+ i = index >> 5;
+ mask = 1 << (index & 0x1f);
+ tab[i] |= mask;
+}
+
+static inline int apic_get_bit(uint32_t *tab, int index)
+{
+ int i, mask;
+ i = index >> 5;
+ mask = 1 << (index & 0x1f);
+ return !!(tab[i] & mask);
+}
+
+APICCommonClass *apic_get_class(void);
+
+#endif /* QEMU_APIC_INTERNAL_H */