aboutsummaryrefslogtreecommitdiff
path: root/include/sysemu/hvf.h
diff options
context:
space:
mode:
authorMichael S. Tsirkin <mst@redhat.com>2018-01-11 22:01:17 +0200
committerMichael S. Tsirkin <mst@redhat.com>2018-01-11 22:03:50 +0200
commitacc95bc85036c443da8bf7159a77edf9f00dcd80 (patch)
tree21965c6e60a2e29664b7685e52feacdb6a86e0bd /include/sysemu/hvf.h
parent880b1ffe6ec2f0ae25cc4175716227ad275e8b8a (diff)
parent997eba28a3ed5400a80f754bf3a1c8044b75b9ff (diff)
Merge remote-tracking branch 'origin/master' into HEAD
Resolve conflicts around apb. Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Diffstat (limited to 'include/sysemu/hvf.h')
-rw-r--r--include/sysemu/hvf.h107
1 files changed, 107 insertions, 0 deletions
diff --git a/include/sysemu/hvf.h b/include/sysemu/hvf.h
new file mode 100644
index 0000000000..e4e43f6468
--- /dev/null
+++ b/include/sysemu/hvf.h
@@ -0,0 +1,107 @@
+/*
+ * QEMU Hypervisor.framework (HVF) support
+ *
+ * Copyright Google Inc., 2017
+ *
+ * This work is licensed under the terms of the GNU GPL, version 2 or later.
+ * See the COPYING file in the top-level directory.
+ *
+ */
+
+/* header to be included in non-HVF-specific code */
+#ifndef _HVF_H
+#define _HVF_H
+
+#include "config-host.h"
+#include "qemu/osdep.h"
+#include "qemu-common.h"
+#include "qemu/bitops.h"
+#include "exec/memory.h"
+#include "sysemu/accel.h"
+
+extern int hvf_disabled;
+#ifdef CONFIG_HVF
+#include <Hypervisor/hv.h>
+#include <Hypervisor/hv_vmx.h>
+#include <Hypervisor/hv_error.h>
+#include "target/i386/cpu.h"
+#include "hw/hw.h"
+uint32_t hvf_get_supported_cpuid(uint32_t func, uint32_t idx,
+ int reg);
+#define hvf_enabled() !hvf_disabled
+#else
+#define hvf_enabled() 0
+#define hvf_get_supported_cpuid(func, idx, reg) 0
+#endif
+
+/* hvf_slot flags */
+#define HVF_SLOT_LOG (1 << 0)
+
+typedef struct hvf_slot {
+ uint64_t start;
+ uint64_t size;
+ uint8_t *mem;
+ int slot_id;
+ uint32_t flags;
+ MemoryRegion *region;
+} hvf_slot;
+
+typedef struct hvf_vcpu_caps {
+ uint64_t vmx_cap_pinbased;
+ uint64_t vmx_cap_procbased;
+ uint64_t vmx_cap_procbased2;
+ uint64_t vmx_cap_entry;
+ uint64_t vmx_cap_exit;
+ uint64_t vmx_cap_preemption_timer;
+} hvf_vcpu_caps;
+
+typedef struct HVFState {
+ AccelState parent;
+ hvf_slot slots[32];
+ int num_slots;
+
+ hvf_vcpu_caps *hvf_caps;
+} HVFState;
+extern HVFState *hvf_state;
+
+void hvf_set_phys_mem(MemoryRegionSection *, bool);
+void hvf_handle_io(CPUArchState *, uint16_t, void *,
+ int, int, int);
+hvf_slot *hvf_find_overlap_slot(uint64_t, uint64_t);
+
+/* Disable HVF if |disable| is 1, otherwise, enable it iff it is supported by
+ * the host CPU. Use hvf_enabled() after this to get the result. */
+void hvf_disable(int disable);
+
+/* Returns non-0 if the host CPU supports the VMX "unrestricted guest" feature
+ * which allows the virtual CPU to directly run in "real mode". If true, this
+ * allows QEMU to run several vCPU threads in parallel (see cpus.c). Otherwise,
+ * only a a single TCG thread can run, and it will call HVF to run the current
+ * instructions, except in case of "real mode" (paging disabled, typically at
+ * boot time), or MMIO operations. */
+
+int hvf_sync_vcpus(void);
+
+int hvf_init_vcpu(CPUState *);
+int hvf_vcpu_exec(CPUState *);
+int hvf_smp_cpu_exec(CPUState *);
+void hvf_cpu_synchronize_state(CPUState *);
+void hvf_cpu_synchronize_post_reset(CPUState *);
+void hvf_cpu_synchronize_post_init(CPUState *);
+void _hvf_cpu_synchronize_post_init(CPUState *, run_on_cpu_data);
+
+void hvf_vcpu_destroy(CPUState *);
+void hvf_raise_event(CPUState *);
+/* void hvf_reset_vcpu_state(void *opaque); */
+void hvf_reset_vcpu(CPUState *);
+void vmx_update_tpr(CPUState *);
+void update_apic_tpr(CPUState *);
+int hvf_put_registers(CPUState *);
+void vmx_clear_int_window_exiting(CPUState *cpu);
+
+#define TYPE_HVF_ACCEL ACCEL_CLASS_NAME("hvf")
+
+#define HVF_STATE(obj) \
+ OBJECT_CHECK(HVFState, (obj), TYPE_HVF_ACCEL)
+
+#endif