#ifndef QEMU_HW_XEN_COMMON_H
-#define QEMU_HW_XEN_COMMON_H 1
-
-
+#define QEMU_HW_XEN_COMMON_H
/*
* If we have new enough libxenctrl then we do not want/need these compat
#include "hw/xen/xen.h"
#include "hw/pci/pci.h"
#include "qemu/queue.h"
-#include "trace.h"
+#include "hw/xen/trace.h"
+
+extern xc_interface *xen_xc;
/*
* We don't support Xen prior to 4.2.0.
*/
/* Xen 4.2 through 4.6 */
-#if CONFIG_XEN_CTRL_INTERFACE_VERSION < 471
+#if CONFIG_XEN_CTRL_INTERFACE_VERSION < 40701
typedef xc_interface xenforeignmemory_handle;
typedef xc_evtchn xenevtchn_handle;
xc_gnttab_map_domain_grant_refs(h, c, d, r, p)
#define xenforeignmemory_open(l, f) xen_xc
+#define xenforeignmemory_close(h)
static inline void *xenforeignmemory_map(xc_interface *h, uint32_t dom,
int prot, size_t pages,
#define xenforeignmemory_unmap(h, p, s) munmap(p, s * XC_PAGE_SIZE)
-#else /* CONFIG_XEN_CTRL_INTERFACE_VERSION >= 471 */
+#else /* CONFIG_XEN_CTRL_INTERFACE_VERSION >= 40701 */
#include <xenevtchn.h>
#include <xengnttab.h>
#endif
+extern xenforeignmemory_handle *xen_fmem;
+
+#if CONFIG_XEN_CTRL_INTERFACE_VERSION < 40900
+
+typedef xc_interface xendevicemodel_handle;
+
+#else /* CONFIG_XEN_CTRL_INTERFACE_VERSION >= 40900 */
+
+#undef XC_WANT_COMPAT_DEVICEMODEL_API
+#include <xendevicemodel.h>
+
+#endif
+
+#if CONFIG_XEN_CTRL_INTERFACE_VERSION < 41100
+
+static inline int xendevicemodel_relocate_memory(
+ xendevicemodel_handle *dmod, domid_t domid, uint32_t size, uint64_t src_gfn,
+ uint64_t dst_gfn)
+{
+ uint32_t i;
+ int rc;
+
+ for (i = 0; i < size; i++) {
+ unsigned long idx = src_gfn + i;
+ xen_pfn_t gpfn = dst_gfn + i;
+
+ rc = xc_domain_add_to_physmap(xen_xc, domid, XENMAPSPACE_gmfn, idx,
+ gpfn);
+ if (rc) {
+ return rc;
+ }
+ }
+
+ return 0;
+}
+
+static inline int xendevicemodel_pin_memory_cacheattr(
+ xendevicemodel_handle *dmod, domid_t domid, uint64_t start, uint64_t end,
+ uint32_t type)
+{
+ return xc_domain_pin_memory_cacheattr(xen_xc, domid, start, end, type);
+}
+
+#endif /* CONFIG_XEN_CTRL_INTERFACE_VERSION < 41100 */
+
+#if CONFIG_XEN_CTRL_INTERFACE_VERSION < 41000
+
+#define XEN_COMPAT_PHYSMAP
+static inline void *xenforeignmemory_map2(xenforeignmemory_handle *h,
+ uint32_t dom, void *addr,
+ int prot, int flags, size_t pages,
+ const xen_pfn_t arr[/*pages*/],
+ int err[/*pages*/])
+{
+ assert(addr == NULL && flags == 0);
+ return xenforeignmemory_map(h, dom, prot, pages, arr, err);
+}
+
+static inline int xentoolcore_restrict_all(domid_t domid)
+{
+ errno = ENOTTY;
+ return -1;
+}
+
+static inline int xendevicemodel_shutdown(xendevicemodel_handle *dmod,
+ domid_t domid, unsigned int reason)
+{
+ errno = ENOTTY;
+ return -1;
+}
+
+#else /* CONFIG_XEN_CTRL_INTERFACE_VERSION >= 41000 */
+
+#include <xentoolcore.h>
+
+#endif
+
+#if CONFIG_XEN_CTRL_INTERFACE_VERSION < 40900
+
+static inline xendevicemodel_handle *xendevicemodel_open(
+ struct xentoollog_logger *logger, unsigned int open_flags)
+{
+ return xen_xc;
+}
+
+#if CONFIG_XEN_CTRL_INTERFACE_VERSION >= 40500
+
+static inline int xendevicemodel_create_ioreq_server(
+ xendevicemodel_handle *dmod, domid_t domid, int handle_bufioreq,
+ ioservid_t *id)
+{
+ return xc_hvm_create_ioreq_server(dmod, domid, handle_bufioreq,
+ id);
+}
+
+static inline int xendevicemodel_get_ioreq_server_info(
+ xendevicemodel_handle *dmod, domid_t domid, ioservid_t id,
+ xen_pfn_t *ioreq_pfn, xen_pfn_t *bufioreq_pfn,
+ evtchn_port_t *bufioreq_port)
+{
+ return xc_hvm_get_ioreq_server_info(dmod, domid, id, ioreq_pfn,
+ bufioreq_pfn, bufioreq_port);
+}
+
+static inline int xendevicemodel_map_io_range_to_ioreq_server(
+ xendevicemodel_handle *dmod, domid_t domid, ioservid_t id, int is_mmio,
+ uint64_t start, uint64_t end)
+{
+ return xc_hvm_map_io_range_to_ioreq_server(dmod, domid, id, is_mmio,
+ start, end);
+}
+
+static inline int xendevicemodel_unmap_io_range_from_ioreq_server(
+ xendevicemodel_handle *dmod, domid_t domid, ioservid_t id, int is_mmio,
+ uint64_t start, uint64_t end)
+{
+ return xc_hvm_unmap_io_range_from_ioreq_server(dmod, domid, id, is_mmio,
+ start, end);
+}
+
+static inline int xendevicemodel_map_pcidev_to_ioreq_server(
+ xendevicemodel_handle *dmod, domid_t domid, ioservid_t id,
+ uint16_t segment, uint8_t bus, uint8_t device, uint8_t function)
+{
+ return xc_hvm_map_pcidev_to_ioreq_server(dmod, domid, id, segment,
+ bus, device, function);
+}
+
+static inline int xendevicemodel_unmap_pcidev_from_ioreq_server(
+ xendevicemodel_handle *dmod, domid_t domid, ioservid_t id,
+ uint16_t segment, uint8_t bus, uint8_t device, uint8_t function)
+{
+ return xc_hvm_unmap_pcidev_from_ioreq_server(dmod, domid, id, segment,
+ bus, device, function);
+}
+
+static inline int xendevicemodel_destroy_ioreq_server(
+ xendevicemodel_handle *dmod, domid_t domid, ioservid_t id)
+{
+ return xc_hvm_destroy_ioreq_server(dmod, domid, id);
+}
+
+static inline int xendevicemodel_set_ioreq_server_state(
+ xendevicemodel_handle *dmod, domid_t domid, ioservid_t id, int enabled)
+{
+ return xc_hvm_set_ioreq_server_state(dmod, domid, id, enabled);
+}
+
+#endif /* CONFIG_XEN_CTRL_INTERFACE_VERSION >= 40500 */
+
+static inline int xendevicemodel_set_pci_intx_level(
+ xendevicemodel_handle *dmod, domid_t domid, uint16_t segment,
+ uint8_t bus, uint8_t device, uint8_t intx, unsigned int level)
+{
+ return xc_hvm_set_pci_intx_level(dmod, domid, segment, bus, device,
+ intx, level);
+}
+
+static inline int xendevicemodel_set_isa_irq_level(
+ xendevicemodel_handle *dmod, domid_t domid, uint8_t irq,
+ unsigned int level)
+{
+ return xc_hvm_set_isa_irq_level(dmod, domid, irq, level);
+}
+
+static inline int xendevicemodel_set_pci_link_route(
+ xendevicemodel_handle *dmod, domid_t domid, uint8_t link, uint8_t irq)
+{
+ return xc_hvm_set_pci_link_route(dmod, domid, link, irq);
+}
+
+static inline int xendevicemodel_inject_msi(
+ xendevicemodel_handle *dmod, domid_t domid, uint64_t msi_addr,
+ uint32_t msi_data)
+{
+ return xc_hvm_inject_msi(dmod, domid, msi_addr, msi_data);
+}
+
+static inline int xendevicemodel_track_dirty_vram(
+ xendevicemodel_handle *dmod, domid_t domid, uint64_t first_pfn,
+ uint32_t nr, unsigned long *dirty_bitmap)
+{
+ return xc_hvm_track_dirty_vram(dmod, domid, first_pfn, nr,
+ dirty_bitmap);
+}
+
+static inline int xendevicemodel_modified_memory(
+ xendevicemodel_handle *dmod, domid_t domid, uint64_t first_pfn,
+ uint32_t nr)
+{
+ return xc_hvm_modified_memory(dmod, domid, first_pfn, nr);
+}
+
+static inline int xendevicemodel_set_mem_type(
+ xendevicemodel_handle *dmod, domid_t domid, hvmmem_type_t mem_type,
+ uint64_t first_pfn, uint32_t nr)
+{
+ return xc_hvm_set_mem_type(dmod, domid, mem_type, first_pfn, nr);
+}
+
+#endif
+
+extern xendevicemodel_handle *xen_dmod;
+
+static inline int xen_set_mem_type(domid_t domid, hvmmem_type_t type,
+ uint64_t first_pfn, uint32_t nr)
+{
+ return xendevicemodel_set_mem_type(xen_dmod, domid, type, first_pfn,
+ nr);
+}
+
+static inline int xen_set_pci_intx_level(domid_t domid, uint16_t segment,
+ uint8_t bus, uint8_t device,
+ uint8_t intx, unsigned int level)
+{
+ return xendevicemodel_set_pci_intx_level(xen_dmod, domid, segment, bus,
+ device, intx, level);
+}
+
+static inline int xen_set_pci_link_route(domid_t domid, uint8_t link,
+ uint8_t irq)
+{
+ return xendevicemodel_set_pci_link_route(xen_dmod, domid, link, irq);
+}
+
+static inline int xen_inject_msi(domid_t domid, uint64_t msi_addr,
+ uint32_t msi_data)
+{
+ return xendevicemodel_inject_msi(xen_dmod, domid, msi_addr, msi_data);
+}
+
+static inline int xen_set_isa_irq_level(domid_t domid, uint8_t irq,
+ unsigned int level)
+{
+ return xendevicemodel_set_isa_irq_level(xen_dmod, domid, irq, level);
+}
+
+static inline int xen_track_dirty_vram(domid_t domid, uint64_t first_pfn,
+ uint32_t nr, unsigned long *bitmap)
+{
+ return xendevicemodel_track_dirty_vram(xen_dmod, domid, first_pfn, nr,
+ bitmap);
+}
+
+static inline int xen_modified_memory(domid_t domid, uint64_t first_pfn,
+ uint32_t nr)
+{
+ return xendevicemodel_modified_memory(xen_dmod, domid, first_pfn, nr);
+}
+
+static inline int xen_restrict(domid_t domid)
+{
+ int rc;
+ rc = xentoolcore_restrict_all(domid);
+ trace_xen_domid_restrict(rc ? errno : 0);
+ return rc;
+}
+
void destroy_hvm_domain(bool reboot);
/* shutdown/destroy current domain because of an error */
#endif
/* Xen before 4.6 */
-#if CONFIG_XEN_CTRL_INTERFACE_VERSION < 460
+#if CONFIG_XEN_CTRL_INTERFACE_VERSION < 40600
#ifndef HVM_IOREQSRV_BUFIOREQ_ATOMIC
#define HVM_IOREQSRV_BUFIOREQ_ATOMIC 2
#endif
+static inline int xen_get_default_ioreq_server_info(domid_t dom,
+ xen_pfn_t *ioreq_pfn,
+ xen_pfn_t *bufioreq_pfn,
+ evtchn_port_t
+ *bufioreq_evtchn)
+{
+ unsigned long param;
+ int rc;
+
+ rc = xc_get_hvm_param(xen_xc, dom, HVM_PARAM_IOREQ_PFN, ¶m);
+ if (rc < 0) {
+ fprintf(stderr, "failed to get HVM_PARAM_IOREQ_PFN\n");
+ return -1;
+ }
+
+ *ioreq_pfn = param;
+
+ rc = xc_get_hvm_param(xen_xc, dom, HVM_PARAM_BUFIOREQ_PFN, ¶m);
+ if (rc < 0) {
+ fprintf(stderr, "failed to get HVM_PARAM_BUFIOREQ_PFN\n");
+ return -1;
+ }
+
+ *bufioreq_pfn = param;
+
+ rc = xc_get_hvm_param(xen_xc, dom, HVM_PARAM_BUFIOREQ_EVTCHN,
+ ¶m);
+ if (rc < 0) {
+ fprintf(stderr, "failed to get HVM_PARAM_BUFIOREQ_EVTCHN\n");
+ return -1;
+ }
+
+ *bufioreq_evtchn = param;
+
+ return 0;
+}
+
/* Xen before 4.5 */
-#if CONFIG_XEN_CTRL_INTERFACE_VERSION < 450
+#if CONFIG_XEN_CTRL_INTERFACE_VERSION < 40500
#ifndef HVM_PARAM_BUFIOREQ_EVTCHN
#define HVM_PARAM_BUFIOREQ_EVTCHN 26
typedef uint16_t ioservid_t;
-static inline void xen_map_memory_section(xc_interface *xc, domid_t dom,
+static inline void xen_map_memory_section(domid_t dom,
ioservid_t ioservid,
MemoryRegionSection *section)
{
}
-static inline void xen_unmap_memory_section(xc_interface *xc, domid_t dom,
+static inline void xen_unmap_memory_section(domid_t dom,
ioservid_t ioservid,
MemoryRegionSection *section)
{
}
-static inline void xen_map_io_section(xc_interface *xc, domid_t dom,
+static inline void xen_map_io_section(domid_t dom,
ioservid_t ioservid,
MemoryRegionSection *section)
{
}
-static inline void xen_unmap_io_section(xc_interface *xc, domid_t dom,
+static inline void xen_unmap_io_section(domid_t dom,
ioservid_t ioservid,
MemoryRegionSection *section)
{
}
-static inline void xen_map_pcidev(xc_interface *xc, domid_t dom,
+static inline void xen_map_pcidev(domid_t dom,
ioservid_t ioservid,
PCIDevice *pci_dev)
{
}
-static inline void xen_unmap_pcidev(xc_interface *xc, domid_t dom,
+static inline void xen_unmap_pcidev(domid_t dom,
ioservid_t ioservid,
PCIDevice *pci_dev)
{
}
-static inline int xen_create_ioreq_server(xc_interface *xc, domid_t dom,
- ioservid_t *ioservid)
+static inline void xen_create_ioreq_server(domid_t dom,
+ ioservid_t *ioservid)
{
- return 0;
}
-static inline void xen_destroy_ioreq_server(xc_interface *xc, domid_t dom,
+static inline void xen_destroy_ioreq_server(domid_t dom,
ioservid_t ioservid)
{
}
-static inline int xen_get_ioreq_server_info(xc_interface *xc, domid_t dom,
+static inline int xen_get_ioreq_server_info(domid_t dom,
ioservid_t ioservid,
xen_pfn_t *ioreq_pfn,
xen_pfn_t *bufioreq_pfn,
evtchn_port_t *bufioreq_evtchn)
{
- unsigned long param;
- int rc;
-
- rc = xc_get_hvm_param(xc, dom, HVM_PARAM_IOREQ_PFN, ¶m);
- if (rc < 0) {
- fprintf(stderr, "failed to get HVM_PARAM_IOREQ_PFN\n");
- return -1;
- }
-
- *ioreq_pfn = param;
-
- rc = xc_get_hvm_param(xc, dom, HVM_PARAM_BUFIOREQ_PFN, ¶m);
- if (rc < 0) {
- fprintf(stderr, "failed to get HVM_PARAM_BUFIOREQ_PFN\n");
- return -1;
- }
-
- *bufioreq_pfn = param;
-
- rc = xc_get_hvm_param(xc, dom, HVM_PARAM_BUFIOREQ_EVTCHN,
- ¶m);
- if (rc < 0) {
- fprintf(stderr, "failed to get HVM_PARAM_BUFIOREQ_EVTCHN\n");
- return -1;
- }
-
- *bufioreq_evtchn = param;
-
- return 0;
+ return xen_get_default_ioreq_server_info(dom, ioreq_pfn,
+ bufioreq_pfn,
+ bufioreq_evtchn);
}
-static inline int xen_set_ioreq_server_state(xc_interface *xc, domid_t dom,
+static inline int xen_set_ioreq_server_state(domid_t dom,
ioservid_t ioservid,
bool enable)
{
/* Xen 4.5 */
#else
-static inline void xen_map_memory_section(xc_interface *xc, domid_t dom,
+static bool use_default_ioreq_server;
+
+static inline void xen_map_memory_section(domid_t dom,
ioservid_t ioservid,
MemoryRegionSection *section)
{
ram_addr_t size = int128_get64(section->size);
hwaddr end_addr = start_addr + size - 1;
+ if (use_default_ioreq_server) {
+ return;
+ }
+
trace_xen_map_mmio_range(ioservid, start_addr, end_addr);
- xc_hvm_map_io_range_to_ioreq_server(xc, dom, ioservid, 1,
- start_addr, end_addr);
+ xendevicemodel_map_io_range_to_ioreq_server(xen_dmod, dom, ioservid, 1,
+ start_addr, end_addr);
}
-static inline void xen_unmap_memory_section(xc_interface *xc, domid_t dom,
+static inline void xen_unmap_memory_section(domid_t dom,
ioservid_t ioservid,
MemoryRegionSection *section)
{
ram_addr_t size = int128_get64(section->size);
hwaddr end_addr = start_addr + size - 1;
+ if (use_default_ioreq_server) {
+ return;
+ }
+
trace_xen_unmap_mmio_range(ioservid, start_addr, end_addr);
- xc_hvm_unmap_io_range_from_ioreq_server(xc, dom, ioservid, 1,
- start_addr, end_addr);
+ xendevicemodel_unmap_io_range_from_ioreq_server(xen_dmod, dom, ioservid,
+ 1, start_addr, end_addr);
}
-static inline void xen_map_io_section(xc_interface *xc, domid_t dom,
+static inline void xen_map_io_section(domid_t dom,
ioservid_t ioservid,
MemoryRegionSection *section)
{
ram_addr_t size = int128_get64(section->size);
hwaddr end_addr = start_addr + size - 1;
+ if (use_default_ioreq_server) {
+ return;
+ }
+
trace_xen_map_portio_range(ioservid, start_addr, end_addr);
- xc_hvm_map_io_range_to_ioreq_server(xc, dom, ioservid, 0,
- start_addr, end_addr);
+ xendevicemodel_map_io_range_to_ioreq_server(xen_dmod, dom, ioservid, 0,
+ start_addr, end_addr);
}
-static inline void xen_unmap_io_section(xc_interface *xc, domid_t dom,
+static inline void xen_unmap_io_section(domid_t dom,
ioservid_t ioservid,
MemoryRegionSection *section)
{
ram_addr_t size = int128_get64(section->size);
hwaddr end_addr = start_addr + size - 1;
+ if (use_default_ioreq_server) {
+ return;
+ }
+
trace_xen_unmap_portio_range(ioservid, start_addr, end_addr);
- xc_hvm_unmap_io_range_from_ioreq_server(xc, dom, ioservid, 0,
- start_addr, end_addr);
+ xendevicemodel_unmap_io_range_from_ioreq_server(xen_dmod, dom, ioservid,
+ 0, start_addr, end_addr);
}
-static inline void xen_map_pcidev(xc_interface *xc, domid_t dom,
+static inline void xen_map_pcidev(domid_t dom,
ioservid_t ioservid,
PCIDevice *pci_dev)
{
- trace_xen_map_pcidev(ioservid, pci_bus_num(pci_dev->bus),
+ if (use_default_ioreq_server) {
+ return;
+ }
+
+ trace_xen_map_pcidev(ioservid, pci_dev_bus_num(pci_dev),
PCI_SLOT(pci_dev->devfn), PCI_FUNC(pci_dev->devfn));
- xc_hvm_map_pcidev_to_ioreq_server(xc, dom, ioservid,
- 0, pci_bus_num(pci_dev->bus),
- PCI_SLOT(pci_dev->devfn),
- PCI_FUNC(pci_dev->devfn));
+ xendevicemodel_map_pcidev_to_ioreq_server(xen_dmod, dom, ioservid, 0,
+ pci_dev_bus_num(pci_dev),
+ PCI_SLOT(pci_dev->devfn),
+ PCI_FUNC(pci_dev->devfn));
}
-static inline void xen_unmap_pcidev(xc_interface *xc, domid_t dom,
+static inline void xen_unmap_pcidev(domid_t dom,
ioservid_t ioservid,
PCIDevice *pci_dev)
{
- trace_xen_unmap_pcidev(ioservid, pci_bus_num(pci_dev->bus),
+ if (use_default_ioreq_server) {
+ return;
+ }
+
+ trace_xen_unmap_pcidev(ioservid, pci_dev_bus_num(pci_dev),
PCI_SLOT(pci_dev->devfn), PCI_FUNC(pci_dev->devfn));
- xc_hvm_unmap_pcidev_from_ioreq_server(xc, dom, ioservid,
- 0, pci_bus_num(pci_dev->bus),
- PCI_SLOT(pci_dev->devfn),
- PCI_FUNC(pci_dev->devfn));
+ xendevicemodel_unmap_pcidev_from_ioreq_server(xen_dmod, dom, ioservid, 0,
+ pci_dev_bus_num(pci_dev),
+ PCI_SLOT(pci_dev->devfn),
+ PCI_FUNC(pci_dev->devfn));
}
-static inline int xen_create_ioreq_server(xc_interface *xc, domid_t dom,
- ioservid_t *ioservid)
+static inline void xen_create_ioreq_server(domid_t dom,
+ ioservid_t *ioservid)
{
- int rc = xc_hvm_create_ioreq_server(xc, dom, HVM_IOREQSRV_BUFIOREQ_ATOMIC,
- ioservid);
+ int rc = xendevicemodel_create_ioreq_server(xen_dmod, dom,
+ HVM_IOREQSRV_BUFIOREQ_ATOMIC,
+ ioservid);
if (rc == 0) {
trace_xen_ioreq_server_create(*ioservid);
+ return;
}
- return rc;
+ *ioservid = 0;
+ use_default_ioreq_server = true;
+ trace_xen_default_ioreq_server();
}
-static inline void xen_destroy_ioreq_server(xc_interface *xc, domid_t dom,
+static inline void xen_destroy_ioreq_server(domid_t dom,
ioservid_t ioservid)
{
+ if (use_default_ioreq_server) {
+ return;
+ }
+
trace_xen_ioreq_server_destroy(ioservid);
- xc_hvm_destroy_ioreq_server(xc, dom, ioservid);
+ xendevicemodel_destroy_ioreq_server(xen_dmod, dom, ioservid);
}
-static inline int xen_get_ioreq_server_info(xc_interface *xc, domid_t dom,
+static inline int xen_get_ioreq_server_info(domid_t dom,
ioservid_t ioservid,
xen_pfn_t *ioreq_pfn,
xen_pfn_t *bufioreq_pfn,
evtchn_port_t *bufioreq_evtchn)
{
- return xc_hvm_get_ioreq_server_info(xc, dom, ioservid,
- ioreq_pfn, bufioreq_pfn,
- bufioreq_evtchn);
+ if (use_default_ioreq_server) {
+ return xen_get_default_ioreq_server_info(dom, ioreq_pfn,
+ bufioreq_pfn,
+ bufioreq_evtchn);
+ }
+
+ return xendevicemodel_get_ioreq_server_info(xen_dmod, dom, ioservid,
+ ioreq_pfn, bufioreq_pfn,
+ bufioreq_evtchn);
}
-static inline int xen_set_ioreq_server_state(xc_interface *xc, domid_t dom,
+static inline int xen_set_ioreq_server_state(domid_t dom,
ioservid_t ioservid,
bool enable)
{
+ if (use_default_ioreq_server) {
+ return 0;
+ }
+
trace_xen_ioreq_server_state(ioservid, enable);
- return xc_hvm_set_ioreq_server_state(xc, dom, ioservid, enable);
+ return xendevicemodel_set_ioreq_server_state(xen_dmod, dom, ioservid,
+ enable);
}
#endif
-#if CONFIG_XEN_CTRL_INTERFACE_VERSION < 460
-static inline int xen_xc_domain_add_to_physmap(xc_interface *xch, uint32_t domid,
- unsigned int space,
- unsigned long idx,
- xen_pfn_t gpfn)
-{
- return xc_domain_add_to_physmap(xch, domid, space, idx, gpfn);
-}
-#else
-static inline int xen_xc_domain_add_to_physmap(xc_interface *xch, uint32_t domid,
- unsigned int space,
- unsigned long idx,
- xen_pfn_t gpfn)
-{
- /* In Xen 4.6 rc is -1 and errno contains the error value. */
- int rc = xc_domain_add_to_physmap(xch, domid, space, idx, gpfn);
- if (rc == -1)
- return errno;
- return rc;
-}
-#endif
-
#ifdef CONFIG_XEN_PV_DOMAIN_BUILD
-#if CONFIG_XEN_CTRL_INTERFACE_VERSION < 470
+#if CONFIG_XEN_CTRL_INTERFACE_VERSION < 40700
static inline int xen_domain_create(xc_interface *xc, uint32_t ssidref,
xen_domain_handle_t handle, uint32_t flags,
uint32_t *pdomid)
#endif
#endif
+/* Xen before 4.8 */
+
+#if CONFIG_XEN_CTRL_INTERFACE_VERSION < 40800
+
+struct xengnttab_grant_copy_segment {
+ union xengnttab_copy_ptr {
+ void *virt;
+ struct {
+ uint32_t ref;
+ uint16_t offset;
+ uint16_t domid;
+ } foreign;
+ } source, dest;
+ uint16_t len;
+ uint16_t flags;
+ int16_t status;
+};
+
+typedef struct xengnttab_grant_copy_segment xengnttab_grant_copy_segment_t;
+
+static inline int xengnttab_grant_copy(xengnttab_handle *xgt, uint32_t count,
+ xengnttab_grant_copy_segment_t *segs)
+{
+ return -ENOSYS;
+}
+#endif
+
#endif /* QEMU_HW_XEN_COMMON_H */
projects / mirror_qemu.git / blobdiff