diff options
Diffstat (limited to 'include/hw/xen/xen_common.h')
| -rw-r--r-- | include/hw/xen/xen_common.h | 625 |
1 files changed, 0 insertions, 625 deletions
diff --git a/include/hw/xen/xen_common.h b/include/hw/xen/xen_common.h deleted file mode 100644 index 7edcf3eb25..0000000000 --- a/include/hw/xen/xen_common.h +++ /dev/null @@ -1,625 +0,0 @@ -#ifndef QEMU_HW_XEN_COMMON_H -#define QEMU_HW_XEN_COMMON_H - -/* - * If we have new enough libxenctrl then we do not want/need these compat - * interfaces, despite what the user supplied cflags might say. They - * must be undefined before including xenctrl.h - */ -#undef XC_WANT_COMPAT_EVTCHN_API -#undef XC_WANT_COMPAT_GNTTAB_API -#undef XC_WANT_COMPAT_MAP_FOREIGN_API - -#include <xenctrl.h> -#include <xenstore.h> - -#include "hw/xen/xen.h" -#include "hw/pci/pci_device.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 < 40701 - -typedef xc_interface xenforeignmemory_handle; - -#define xenforeignmemory_open(l, f) xen_xc -#define xenforeignmemory_close(h) - -#else /* CONFIG_XEN_CTRL_INTERFACE_VERSION >= 40701 */ - -#include <xenforeignmemory.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); -} - -typedef void xenforeignmemory_resource_handle; - -#define XENMEM_resource_ioreq_server 0 - -#define XENMEM_resource_ioreq_server_frame_bufioreq 0 -#define XENMEM_resource_ioreq_server_frame_ioreq(n) (1 + (n)) - -static inline xenforeignmemory_resource_handle *xenforeignmemory_map_resource( - xenforeignmemory_handle *fmem, domid_t domid, unsigned int type, - unsigned int id, unsigned long frame, unsigned long nr_frames, - void **paddr, int prot, int flags) -{ - errno = EOPNOTSUPP; - return NULL; -} - -static inline int xenforeignmemory_unmap_resource( - xenforeignmemory_handle *fmem, xenforeignmemory_resource_handle *fres) -{ - return 0; -} - -#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_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 */ -void xen_shutdown_fatal_error(const char *fmt, ...) G_GNUC_PRINTF(1, 2); - -#ifdef HVM_PARAM_VMPORT_REGS_PFN -static inline int xen_get_vmport_regs_pfn(xc_interface *xc, domid_t dom, - xen_pfn_t *vmport_regs_pfn) -{ - int rc; - uint64_t value; - rc = xc_hvm_param_get(xc, dom, HVM_PARAM_VMPORT_REGS_PFN, &value); - if (rc >= 0) { - *vmport_regs_pfn = (xen_pfn_t) value; - } - return rc; -} -#else -static inline int xen_get_vmport_regs_pfn(xc_interface *xc, domid_t dom, - xen_pfn_t *vmport_regs_pfn) -{ - return -ENOSYS; -} -#endif - -/* Xen before 4.6 */ -#if CONFIG_XEN_CTRL_INTERFACE_VERSION < 40600 - -#ifndef HVM_IOREQSRV_BUFIOREQ_ATOMIC -#define HVM_IOREQSRV_BUFIOREQ_ATOMIC 2 -#endif - -#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 < 40500 - -#ifndef HVM_PARAM_BUFIOREQ_EVTCHN -#define HVM_PARAM_BUFIOREQ_EVTCHN 26 -#endif - -#define IOREQ_TYPE_PCI_CONFIG 2 - -typedef uint16_t ioservid_t; - -static inline void xen_map_memory_section(domid_t dom, - ioservid_t ioservid, - MemoryRegionSection *section) -{ -} - -static inline void xen_unmap_memory_section(domid_t dom, - ioservid_t ioservid, - MemoryRegionSection *section) -{ -} - -static inline void xen_map_io_section(domid_t dom, - ioservid_t ioservid, - MemoryRegionSection *section) -{ -} - -static inline void xen_unmap_io_section(domid_t dom, - ioservid_t ioservid, - MemoryRegionSection *section) -{ -} - -static inline void xen_map_pcidev(domid_t dom, - ioservid_t ioservid, - PCIDevice *pci_dev) -{ -} - -static inline void xen_unmap_pcidev(domid_t dom, - ioservid_t ioservid, - PCIDevice *pci_dev) -{ -} - -static inline void xen_create_ioreq_server(domid_t dom, - ioservid_t *ioservid) -{ -} - -static inline void xen_destroy_ioreq_server(domid_t dom, - ioservid_t ioservid) -{ -} - -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 xen_get_default_ioreq_server_info(dom, ioreq_pfn, - bufioreq_pfn, - bufioreq_evtchn); -} - -static inline int xen_set_ioreq_server_state(domid_t dom, - ioservid_t ioservid, - bool enable) -{ - return 0; -} - -/* Xen 4.5 */ -#else - -static bool use_default_ioreq_server; - -static inline void xen_map_memory_section(domid_t dom, - ioservid_t ioservid, - MemoryRegionSection *section) -{ - hwaddr start_addr = section->offset_within_address_space; - 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); - xendevicemodel_map_io_range_to_ioreq_server(xen_dmod, dom, ioservid, 1, - start_addr, end_addr); -} - -static inline void xen_unmap_memory_section(domid_t dom, - ioservid_t ioservid, - MemoryRegionSection *section) -{ - hwaddr start_addr = section->offset_within_address_space; - 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); - xendevicemodel_unmap_io_range_from_ioreq_server(xen_dmod, dom, ioservid, - 1, start_addr, end_addr); -} - -static inline void xen_map_io_section(domid_t dom, - ioservid_t ioservid, - MemoryRegionSection *section) -{ - hwaddr start_addr = section->offset_within_address_space; - 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); - xendevicemodel_map_io_range_to_ioreq_server(xen_dmod, dom, ioservid, 0, - start_addr, end_addr); -} - -static inline void xen_unmap_io_section(domid_t dom, - ioservid_t ioservid, - MemoryRegionSection *section) -{ - hwaddr start_addr = section->offset_within_address_space; - 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); - xendevicemodel_unmap_io_range_from_ioreq_server(xen_dmod, dom, ioservid, - 0, start_addr, end_addr); -} - -static inline void xen_map_pcidev(domid_t dom, - ioservid_t ioservid, - PCIDevice *pci_dev) -{ - 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)); - 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(domid_t dom, - ioservid_t ioservid, - PCIDevice *pci_dev) -{ - 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)); - 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 void xen_create_ioreq_server(domid_t dom, - ioservid_t *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; - } - - *ioservid = 0; - use_default_ioreq_server = true; - trace_xen_default_ioreq_server(); -} - -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); - xendevicemodel_destroy_ioreq_server(xen_dmod, dom, ioservid); -} - -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) -{ - 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(domid_t dom, - ioservid_t ioservid, - bool enable) -{ - if (use_default_ioreq_server) { - return 0; - } - - trace_xen_ioreq_server_state(ioservid, enable); - return xendevicemodel_set_ioreq_server_state(xen_dmod, dom, ioservid, - enable); -} - -#endif - -#endif /* QEMU_HW_XEN_COMMON_H */ |