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authorAnthony Liguori <aliguori@us.ibm.com>2012-01-23 11:00:26 -0600
committerAnthony Liguori <aliguori@us.ibm.com>2012-01-23 11:00:26 -0600
commit5b4448d27d7c6ff6e18a1edc8245cb1db783e37c (patch)
treea3b896984ff6ae566892eb198e5b34b197288194 /hw/apic_internal.h
parentc4ccbeaca521bdbf5cb8db37dc67c47e1add0586 (diff)
parent6a48ffaaa732b2142c1b5030178f2d4a0fa499fe (diff)
downloadfocaccia-qemu-5b4448d27d7c6ff6e18a1edc8245cb1db783e37c.tar.gz
focaccia-qemu-5b4448d27d7c6ff6e18a1edc8245cb1db783e37c.zip
Merge remote-tracking branch 'qemu-kvm/uq/master' into staging
* qemu-kvm/uq/master:
  kvm: Activate in-kernel irqchip support
  kvm: x86: Add user space part for in-kernel IOAPIC
  kvm: x86: Add user space part for in-kernel i8259
  kvm: x86: Add user space part for in-kernel APIC
  kvm: x86: Establish IRQ0 override control
  kvm: Introduce core services for in-kernel irqchip support
  memory: Introduce memory_region_init_reservation
  ioapic: Factor out base class for KVM reuse
  ioapic: Drop post-load irr initialization
  i8259: Factor out base class for KVM reuse
  i8259: Completely privatize PicState
  apic: Open-code timer save/restore
  apic: Factor out base class for KVM reuse
  apic: Introduce apic_report_irq_delivered
  apic: Inject external NMI events via LINT1
  apic: Stop timer on reset
  kvm: Move kvmclock into hw/kvm folder
  msi: Generalize msix_supported to msi_supported
  hyper-v: initialize Hyper-V CPUID leaves.
  hyper-v: introduce Hyper-V support infrastructure.

Conflicts:
	Makefile.target

Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
Diffstat (limited to 'hw/apic_internal.h')
-rw-r--r--hw/apic_internal.h115
1 files changed, 115 insertions, 0 deletions
diff --git a/hw/apic_internal.h b/hw/apic_internal.h
new file mode 100644
index 0000000000..1db4f061b5
--- /dev/null
+++ b/hw/apic_internal.h
@@ -0,0 +1,115 @@
+/*
+ *  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 "memory.h"
+#include "sysbus.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 MAX_APICS 255
+
+#define MSI_SPACE_SIZE                  0x100000
+
+typedef struct APICCommonState APICCommonState;
+
+struct APICCommonState {
+    SysBusDevice busdev;
+    MemoryRegion io_memory;
+    void *cpu_env;
+    uint32_t apicbase;
+    uint8_t id;
+    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;
+};
+
+typedef struct APICCommonInfo APICCommonInfo;
+
+struct APICCommonInfo {
+    SysBusDeviceInfo busdev;
+    void (*init)(APICCommonState *s);
+    void (*set_base)(APICCommonState *s, uint64_t val);
+    void (*set_tpr)(APICCommonState *s, uint8_t val);
+    void (*external_nmi)(APICCommonState *s);
+    void (*post_load)(APICCommonState *s);
+};
+
+void apic_report_irq_delivered(int delivered);
+void apic_qdev_register(APICCommonInfo *info);
+bool apic_next_timer(APICCommonState *s, int64_t current_time);
+
+#endif /* !QEMU_APIC_INTERNAL_H */