L: xen-devel@lists.xenproject.org
S: Supported
F: */xen*
+F: accel/xen/*
F: hw/9pfs/xen-9p*
F: hw/char/xen_console.c
F: hw/display/xenfb.c
F: hw/pci-host/xen_igd_pt.c
F: include/hw/block/dataplane/xen*
F: include/hw/xen/
+F: include/sysemu/xen.h
F: include/sysemu/xen-mapcache.h
Guest CPU Cores (HAXM)
obj-$(call land,$(CONFIG_SOFTMMU),$(CONFIG_POSIX)) += qtest.o
obj-$(CONFIG_KVM) += kvm/
obj-$(CONFIG_TCG) += tcg/
+obj-$(CONFIG_XEN) += xen/
obj-y += stubs/
--- /dev/null
+obj-y += xen-all.o
--- /dev/null
+/*
+ * Copyright (C) 2014 Citrix Systems UK Ltd.
+ *
+ * This work is licensed under the terms of the GNU GPL, version 2. See
+ * the COPYING file in the top-level directory.
+ *
+ * Contributions after 2012-01-13 are licensed under the terms of the
+ * GNU GPL, version 2 or (at your option) any later version.
+ */
+
+#include "qemu/osdep.h"
+#include "qemu/error-report.h"
+#include "qemu/module.h"
+#include "qapi/error.h"
+#include "hw/xen/xen-legacy-backend.h"
+#include "hw/xen/xen_pt.h"
+#include "chardev/char.h"
+#include "sysemu/accel.h"
+#include "sysemu/xen.h"
+#include "sysemu/runstate.h"
+#include "migration/misc.h"
+#include "migration/global_state.h"
+#include "hw/boards.h"
+
+//#define DEBUG_XEN
+
+#ifdef DEBUG_XEN
+#define DPRINTF(fmt, ...) \
+ do { fprintf(stderr, "xen: " fmt, ## __VA_ARGS__); } while (0)
+#else
+#define DPRINTF(fmt, ...) \
+ do { } while (0)
+#endif
+
+static bool xen_allowed;
+
+bool xen_enabled(void)
+{
+ return xen_allowed;
+}
+
+xc_interface *xen_xc;
+xenforeignmemory_handle *xen_fmem;
+xendevicemodel_handle *xen_dmod;
+
+static int store_dev_info(int domid, Chardev *cs, const char *string)
+{
+ struct xs_handle *xs = NULL;
+ char *path = NULL;
+ char *newpath = NULL;
+ char *pts = NULL;
+ int ret = -1;
+
+ /* Only continue if we're talking to a pty. */
+ if (!CHARDEV_IS_PTY(cs)) {
+ return 0;
+ }
+ pts = cs->filename + 4;
+
+ /* We now have everything we need to set the xenstore entry. */
+ xs = xs_open(0);
+ if (xs == NULL) {
+ fprintf(stderr, "Could not contact XenStore\n");
+ goto out;
+ }
+
+ path = xs_get_domain_path(xs, domid);
+ if (path == NULL) {
+ fprintf(stderr, "xs_get_domain_path() error\n");
+ goto out;
+ }
+ newpath = realloc(path, (strlen(path) + strlen(string) +
+ strlen("/tty") + 1));
+ if (newpath == NULL) {
+ fprintf(stderr, "realloc error\n");
+ goto out;
+ }
+ path = newpath;
+
+ strcat(path, string);
+ strcat(path, "/tty");
+ if (!xs_write(xs, XBT_NULL, path, pts, strlen(pts))) {
+ fprintf(stderr, "xs_write for '%s' fail", string);
+ goto out;
+ }
+ ret = 0;
+
+out:
+ free(path);
+ xs_close(xs);
+
+ return ret;
+}
+
+void xenstore_store_pv_console_info(int i, Chardev *chr)
+{
+ if (i == 0) {
+ store_dev_info(xen_domid, chr, "/console");
+ } else {
+ char buf[32];
+ snprintf(buf, sizeof(buf), "/device/console/%d", i);
+ store_dev_info(xen_domid, chr, buf);
+ }
+}
+
+
+static void xenstore_record_dm_state(struct xs_handle *xs, const char *state)
+{
+ char path[50];
+
+ if (xs == NULL) {
+ error_report("xenstore connection not initialized");
+ exit(1);
+ }
+
+ snprintf(path, sizeof (path), "device-model/%u/state", xen_domid);
+ /*
+ * This call may fail when running restricted so don't make it fatal in
+ * that case. Toolstacks should instead use QMP to listen for state changes.
+ */
+ if (!xs_write(xs, XBT_NULL, path, state, strlen(state)) &&
+ !xen_domid_restrict) {
+ error_report("error recording dm state");
+ exit(1);
+ }
+}
+
+
+static void xen_change_state_handler(void *opaque, int running,
+ RunState state)
+{
+ if (running) {
+ /* record state running */
+ xenstore_record_dm_state(xenstore, "running");
+ }
+}
+
+static bool xen_get_igd_gfx_passthru(Object *obj, Error **errp)
+{
+ return has_igd_gfx_passthru;
+}
+
+static void xen_set_igd_gfx_passthru(Object *obj, bool value, Error **errp)
+{
+ has_igd_gfx_passthru = value;
+}
+
+static void xen_setup_post(MachineState *ms, AccelState *accel)
+{
+ int rc;
+
+ if (xen_domid_restrict) {
+ rc = xen_restrict(xen_domid);
+ if (rc < 0) {
+ perror("xen: failed to restrict");
+ exit(1);
+ }
+ }
+}
+
+static int xen_init(MachineState *ms)
+{
+ MachineClass *mc = MACHINE_GET_CLASS(ms);
+
+ xen_xc = xc_interface_open(0, 0, 0);
+ if (xen_xc == NULL) {
+ xen_pv_printf(NULL, 0, "can't open xen interface\n");
+ return -1;
+ }
+ xen_fmem = xenforeignmemory_open(0, 0);
+ if (xen_fmem == NULL) {
+ xen_pv_printf(NULL, 0, "can't open xen fmem interface\n");
+ xc_interface_close(xen_xc);
+ return -1;
+ }
+ xen_dmod = xendevicemodel_open(0, 0);
+ if (xen_dmod == NULL) {
+ xen_pv_printf(NULL, 0, "can't open xen devicemodel interface\n");
+ xenforeignmemory_close(xen_fmem);
+ xc_interface_close(xen_xc);
+ return -1;
+ }
+ qemu_add_vm_change_state_handler(xen_change_state_handler, NULL);
+ /*
+ * opt out of system RAM being allocated by generic code
+ */
+ mc->default_ram_id = NULL;
+ return 0;
+}
+
+static void xen_accel_class_init(ObjectClass *oc, void *data)
+{
+ AccelClass *ac = ACCEL_CLASS(oc);
+ static GlobalProperty compat[] = {
+ { "migration", "store-global-state", "off" },
+ { "migration", "send-configuration", "off" },
+ { "migration", "send-section-footer", "off" },
+ };
+
+ ac->name = "Xen";
+ ac->init_machine = xen_init;
+ ac->setup_post = xen_setup_post;
+ ac->allowed = &xen_allowed;
+ ac->compat_props = g_ptr_array_new();
+
+ compat_props_add(ac->compat_props, compat, G_N_ELEMENTS(compat));
+
+ object_class_property_add_bool(oc, "igd-passthru",
+ xen_get_igd_gfx_passthru, xen_set_igd_gfx_passthru);
+ object_class_property_set_description(oc, "igd-passthru",
+ "Set on/off to enable/disable igd passthrou");
+}
+
+#define TYPE_XEN_ACCEL ACCEL_CLASS_NAME("xen")
+
+static const TypeInfo xen_accel_type = {
+ .name = TYPE_XEN_ACCEL,
+ .parent = TYPE_ACCEL,
+ .class_init = xen_accel_class_init,
+};
+
+static void xen_type_init(void)
+{
+ type_register_static(&xen_accel_type);
+}
+
+type_init(xen_type_init);
#include "hw/acpi/acpi.h"
#include "sysemu/runstate.h"
#include "sysemu/sysemu.h"
+#include "sysemu/xen.h"
#include "qapi/error.h"
#include "qemu/range.h"
#include "exec/address-spaces.h"
#include "hw/mem/nvdimm.h"
#include "hw/acpi/memory_hotplug.h"
#include "hw/acpi/acpi_dev_interface.h"
-#include "hw/xen/xen.h"
#include "migration/vmstate.h"
#include "hw/core/cpu.h"
#include "trace.h"
#include "sysemu/tcg.h"
#include "sysemu/numa.h"
#include "sysemu/kvm.h"
+#include "sysemu/xen.h"
#include "sysemu/qtest.h"
#include "sysemu/reset.h"
#include "sysemu/runstate.h"
#include "cpu.h"
#include "qapi/error.h"
#include "qemu/error-report.h"
+#include "sysemu/xen.h"
#ifdef CONFIG_XEN
#include <xen/hvm/hvm_info_table.h>
#include "hw/xen/xen_pt.h"
#include "hw/rtc/mc146818rtc.h"
#include "hw/xen/xen.h"
#include "sysemu/kvm.h"
+#include "sysemu/xen.h"
#include "hw/kvm/clock.h"
#include "hw/pci-host/q35.h"
#include "hw/qdev-properties.h"
#include "qemu/range.h"
#include "sysemu/runstate.h"
#include "sysemu/sysemu.h"
+#include "sysemu/xen.h"
#include "sysemu/xen-mapcache.h"
#include "trace.h"
#include "exec/address-spaces.h"
#include "hw/xen/xen-legacy-backend.h"
#include "trace.h"
#include "exec/address-spaces.h"
+#include "sysemu/xen.h"
#include "sysemu/block-backend.h"
#include "qemu/error-report.h"
#include "qemu/module.h"
#include "hw/irq.h"
#include "hw/isa/isa.h"
#include "hw/xen/xen.h"
+#include "sysemu/xen.h"
#include "sysemu/sysemu.h"
#include "sysemu/reset.h"
#include "sysemu/runstate.h"
#include "hw/pci/msix.h"
#include "hw/pci/pci.h"
#include "hw/xen/xen.h"
+#include "sysemu/xen.h"
#include "migration/qemu-file-types.h"
#include "migration/vmstate.h"
#include "qemu/range.h"
# xen backend driver support
-common-obj-$(CONFIG_XEN) += xen-legacy-backend.o xen_devconfig.o xen_pvdev.o xen-common.o xen-bus.o xen-bus-helper.o xen-backend.o
+common-obj-$(CONFIG_XEN) += xen-legacy-backend.o xen_devconfig.o xen_pvdev.o xen-bus.o xen-bus-helper.o xen-backend.o
obj-$(CONFIG_XEN_PCI_PASSTHROUGH) += xen-host-pci-device.o
obj-$(CONFIG_XEN_PCI_PASSTHROUGH) += xen_pt.o xen_pt_config_init.o xen_pt_graphics.o xen_pt_msi.o
+++ /dev/null
-/*
- * Copyright (C) 2014 Citrix Systems UK Ltd.
- *
- * This work is licensed under the terms of the GNU GPL, version 2. See
- * the COPYING file in the top-level directory.
- *
- * Contributions after 2012-01-13 are licensed under the terms of the
- * GNU GPL, version 2 or (at your option) any later version.
- */
-
-#include "qemu/osdep.h"
-#include "qemu/error-report.h"
-#include "qemu/module.h"
-#include "qapi/error.h"
-#include "hw/xen/xen-legacy-backend.h"
-#include "hw/xen/xen_pt.h"
-#include "chardev/char.h"
-#include "sysemu/accel.h"
-#include "sysemu/runstate.h"
-#include "migration/misc.h"
-#include "migration/global_state.h"
-#include "hw/boards.h"
-
-//#define DEBUG_XEN
-
-#ifdef DEBUG_XEN
-#define DPRINTF(fmt, ...) \
- do { fprintf(stderr, "xen: " fmt, ## __VA_ARGS__); } while (0)
-#else
-#define DPRINTF(fmt, ...) \
- do { } while (0)
-#endif
-
-xc_interface *xen_xc;
-xenforeignmemory_handle *xen_fmem;
-xendevicemodel_handle *xen_dmod;
-
-static int store_dev_info(int domid, Chardev *cs, const char *string)
-{
- struct xs_handle *xs = NULL;
- char *path = NULL;
- char *newpath = NULL;
- char *pts = NULL;
- int ret = -1;
-
- /* Only continue if we're talking to a pty. */
- if (!CHARDEV_IS_PTY(cs)) {
- return 0;
- }
- pts = cs->filename + 4;
-
- /* We now have everything we need to set the xenstore entry. */
- xs = xs_open(0);
- if (xs == NULL) {
- fprintf(stderr, "Could not contact XenStore\n");
- goto out;
- }
-
- path = xs_get_domain_path(xs, domid);
- if (path == NULL) {
- fprintf(stderr, "xs_get_domain_path() error\n");
- goto out;
- }
- newpath = realloc(path, (strlen(path) + strlen(string) +
- strlen("/tty") + 1));
- if (newpath == NULL) {
- fprintf(stderr, "realloc error\n");
- goto out;
- }
- path = newpath;
-
- strcat(path, string);
- strcat(path, "/tty");
- if (!xs_write(xs, XBT_NULL, path, pts, strlen(pts))) {
- fprintf(stderr, "xs_write for '%s' fail", string);
- goto out;
- }
- ret = 0;
-
-out:
- free(path);
- xs_close(xs);
-
- return ret;
-}
-
-void xenstore_store_pv_console_info(int i, Chardev *chr)
-{
- if (i == 0) {
- store_dev_info(xen_domid, chr, "/console");
- } else {
- char buf[32];
- snprintf(buf, sizeof(buf), "/device/console/%d", i);
- store_dev_info(xen_domid, chr, buf);
- }
-}
-
-
-static void xenstore_record_dm_state(struct xs_handle *xs, const char *state)
-{
- char path[50];
-
- if (xs == NULL) {
- error_report("xenstore connection not initialized");
- exit(1);
- }
-
- snprintf(path, sizeof (path), "device-model/%u/state", xen_domid);
- /*
- * This call may fail when running restricted so don't make it fatal in
- * that case. Toolstacks should instead use QMP to listen for state changes.
- */
- if (!xs_write(xs, XBT_NULL, path, state, strlen(state)) &&
- !xen_domid_restrict) {
- error_report("error recording dm state");
- exit(1);
- }
-}
-
-
-static void xen_change_state_handler(void *opaque, int running,
- RunState state)
-{
- if (running) {
- /* record state running */
- xenstore_record_dm_state(xenstore, "running");
- }
-}
-
-static bool xen_get_igd_gfx_passthru(Object *obj, Error **errp)
-{
- return has_igd_gfx_passthru;
-}
-
-static void xen_set_igd_gfx_passthru(Object *obj, bool value, Error **errp)
-{
- has_igd_gfx_passthru = value;
-}
-
-static void xen_setup_post(MachineState *ms, AccelState *accel)
-{
- int rc;
-
- if (xen_domid_restrict) {
- rc = xen_restrict(xen_domid);
- if (rc < 0) {
- perror("xen: failed to restrict");
- exit(1);
- }
- }
-}
-
-static int xen_init(MachineState *ms)
-{
- MachineClass *mc = MACHINE_GET_CLASS(ms);
-
- xen_xc = xc_interface_open(0, 0, 0);
- if (xen_xc == NULL) {
- xen_pv_printf(NULL, 0, "can't open xen interface\n");
- return -1;
- }
- xen_fmem = xenforeignmemory_open(0, 0);
- if (xen_fmem == NULL) {
- xen_pv_printf(NULL, 0, "can't open xen fmem interface\n");
- xc_interface_close(xen_xc);
- return -1;
- }
- xen_dmod = xendevicemodel_open(0, 0);
- if (xen_dmod == NULL) {
- xen_pv_printf(NULL, 0, "can't open xen devicemodel interface\n");
- xenforeignmemory_close(xen_fmem);
- xc_interface_close(xen_xc);
- return -1;
- }
- qemu_add_vm_change_state_handler(xen_change_state_handler, NULL);
- /*
- * opt out of system RAM being allocated by generic code
- */
- mc->default_ram_id = NULL;
- return 0;
-}
-
-static void xen_accel_class_init(ObjectClass *oc, void *data)
-{
- AccelClass *ac = ACCEL_CLASS(oc);
- static GlobalProperty compat[] = {
- { "migration", "store-global-state", "off" },
- { "migration", "send-configuration", "off" },
- { "migration", "send-section-footer", "off" },
- };
-
- ac->name = "Xen";
- ac->init_machine = xen_init;
- ac->setup_post = xen_setup_post;
- ac->allowed = &xen_allowed;
- ac->compat_props = g_ptr_array_new();
-
- compat_props_add(ac->compat_props, compat, G_N_ELEMENTS(compat));
-
- object_class_property_add_bool(oc, "igd-passthru",
- xen_get_igd_gfx_passthru, xen_set_igd_gfx_passthru);
- object_class_property_set_description(oc, "igd-passthru",
- "Set on/off to enable/disable igd passthrou");
-}
-
-#define TYPE_XEN_ACCEL ACCEL_CLASS_NAME("xen")
-
-static const TypeInfo xen_accel_type = {
- .name = TYPE_XEN_ACCEL,
- .parent = TYPE_ACCEL,
- .class_init = xen_accel_class_init,
-};
-
-static void xen_type_init(void)
-{
- type_register_static(&xen_accel_type);
-}
-
-type_init(xen_type_init);
#ifndef CONFIG_USER_ONLY
#include "cpu.h"
-#include "hw/xen/xen.h"
+#include "sysemu/xen.h"
#include "sysemu/tcg.h"
#include "exec/ramlist.h"
#include "exec/ramblock.h"
extern enum xen_mode xen_mode;
extern bool xen_domid_restrict;
-extern bool xen_allowed;
-
-static inline bool xen_enabled(void)
-{
- return xen_allowed;
-}
-
int xen_pci_slot_get_pirq(PCIDevice *pci_dev, int irq_num);
void xen_piix3_set_irq(void *opaque, int irq_num, int level);
void xen_piix_pci_write_config_client(uint32_t address, uint32_t val, int len);
void xen_hvm_init(PCMachineState *pcms, MemoryRegion **ram_memory);
-void xen_ram_alloc(ram_addr_t ram_addr, ram_addr_t size,
- struct MemoryRegion *mr, Error **errp);
-void xen_hvm_modified_memory(ram_addr_t start, ram_addr_t length);
-
void xen_register_framebuffer(struct MemoryRegion *mr);
#endif /* QEMU_HW_XEN_H */
--- /dev/null
+/*
+ * QEMU Xen support
+ *
+ * This work is licensed under the terms of the GNU GPL, version 2 or later.
+ * See the COPYING file in the top-level directory.
+ */
+
+#ifndef SYSEMU_XEN_H
+#define SYSEMU_XEN_H
+
+#ifdef CONFIG_XEN
+
+bool xen_enabled(void);
+
+#ifndef CONFIG_USER_ONLY
+void xen_hvm_modified_memory(ram_addr_t start, ram_addr_t length);
+void xen_ram_alloc(ram_addr_t ram_addr, ram_addr_t size,
+ struct MemoryRegion *mr, Error **errp);
+#endif
+
+#else /* !CONFIG_XEN */
+
+#define xen_enabled() 0
+#ifndef CONFIG_USER_ONLY
+static inline void xen_hvm_modified_memory(ram_addr_t start, ram_addr_t length)
+{
+ /* nothing */
+}
+static inline void xen_ram_alloc(ram_addr_t ram_addr, ram_addr_t size,
+ MemoryRegion *mr, Error **errp)
+{
+ g_assert_not_reached();
+}
+#endif
+
+#endif /* CONFIG_XEN */
+
+#endif
#include "qemu/osdep.h"
#include "hw/boards.h"
-#include "hw/xen/xen.h"
#include "net/net.h"
#include "migration.h"
#include "migration/snapshot.h"
#include "sysemu/replay.h"
#include "sysemu/runstate.h"
#include "sysemu/sysemu.h"
+#include "sysemu/xen.h"
#include "qjson.h"
#include "migration/colo.h"
#include "qemu/bitmap.h"
#include "sysemu/runstate.h"
#include "sysemu/seccomp.h"
#include "sysemu/tcg.h"
+#include "sysemu/xen.h"
#include "qemu/error-report.h"
#include "qemu/sockets.h"
static NotifierList machine_init_done_notifiers =
NOTIFIER_LIST_INITIALIZER(machine_init_done_notifiers);
-bool xen_allowed;
uint32_t xen_domid;
enum xen_mode xen_mode = XEN_EMULATE;
bool xen_domid_restrict;
return 0;
}
-void xen_ram_alloc(ram_addr_t ram_addr, ram_addr_t size, MemoryRegion *mr,
- Error **errp)
-{
-}
-
qemu_irq *xen_interrupt_controller_init(void)
{
return NULL;
{
}
-void xen_hvm_modified_memory(ram_addr_t start, ram_addr_t length)
-{
-}
-
void xen_hvm_init(PCMachineState *pcms, MemoryRegion **ram_memory)
{
}
#include "sysemu/reset.h"
#include "sysemu/hvf.h"
#include "sysemu/cpus.h"
+#include "sysemu/xen.h"
#include "kvm_i386.h"
#include "sev_i386.h"
#include "hw/i386/topology.h"
#ifndef CONFIG_USER_ONLY
#include "exec/address-spaces.h"
-#include "hw/xen/xen.h"
#include "hw/i386/apic_internal.h"
#include "hw/boards.h"
#endif
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