diff options
author | José Pekkarinen <jose.pekkarinen@nokia.com> | 2016-05-18 13:18:31 +0300 |
---|---|---|
committer | José Pekkarinen <jose.pekkarinen@nokia.com> | 2016-05-18 13:42:15 +0300 |
commit | 437fd90c0250dee670290f9b714253671a990160 (patch) | |
tree | b871786c360704244a07411c69fb58da9ead4a06 /qemu/include/hw/xen | |
parent | 5bbd6fe9b8bab2a93e548c5a53b032d1939eec05 (diff) |
These changes are the raw update to qemu-2.6.
Collission happened in the following patches:
migration: do cleanup operation after completion(738df5b9)
Bug fix.(1750c932f86)
kvmclock: add a new function to update env->tsc.(b52baab2)
The code provided by the patches was already in the upstreamed
version.
Change-Id: I3cc11841a6a76ae20887b2e245710199e1ea7f9a
Signed-off-by: José Pekkarinen <jose.pekkarinen@nokia.com>
Diffstat (limited to 'qemu/include/hw/xen')
-rw-r--r-- | qemu/include/hw/xen/xen.h | 11 | ||||
-rw-r--r-- | qemu/include/hw/xen/xen_backend.h | 7 | ||||
-rw-r--r-- | qemu/include/hw/xen/xen_common.h | 274 |
3 files changed, 125 insertions, 167 deletions
diff --git a/qemu/include/hw/xen/xen.h b/qemu/include/hw/xen/xen.h index 4356af456..6eb815aac 100644 --- a/qemu/include/hw/xen/xen.h +++ b/qemu/include/hw/xen/xen.h @@ -6,7 +6,6 @@ * must not depend on any xen headers being present in * /usr/include/xen, so it can be included unconditionally. */ -#include <inttypes.h> #include "hw/irq.h" #include "qemu-common.h" @@ -32,23 +31,19 @@ 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_inject_msi(uint64_t addr, uint32_t data); +int xen_is_pirq_msi(uint32_t msi_data); qemu_irq *xen_interrupt_controller_init(void); void xenstore_store_pv_console_info(int i, struct CharDriverState *chr); #if defined(NEED_CPU_H) && !defined(CONFIG_USER_ONLY) -int xen_hvm_init(ram_addr_t *below_4g_mem_size, ram_addr_t *above_4g_mem_size, - MemoryRegion **ram_memory); +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); + struct MemoryRegion *mr, Error **errp); void xen_modified_memory(ram_addr_t start, ram_addr_t length); #endif void xen_register_framebuffer(struct MemoryRegion *mr); -#if defined(CONFIG_XEN) && CONFIG_XEN_CTRL_INTERFACE_VERSION < 400 -# define HVM_MAX_VCPUS 32 -#endif - #endif /* QEMU_HW_XEN_H */ diff --git a/qemu/include/hw/xen/xen_backend.h b/qemu/include/hw/xen/xen_backend.h index 3b4125e39..c839eeb48 100644 --- a/qemu/include/hw/xen/xen_backend.h +++ b/qemu/include/hw/xen/xen_backend.h @@ -46,8 +46,8 @@ struct XenDevice { int remote_port; int local_port; - XenEvtchn evtchndev; - XenGnttab gnttabdev; + xenevtchn_handle *evtchndev; + xengnttab_handle *gnttabdev; struct XenDevOps *ops; QTAILQ_ENTRY(XenDevice) next; @@ -56,7 +56,8 @@ struct XenDevice { /* ------------------------------------------------------------- */ /* variables */ -extern XenXC xen_xc; +extern xc_interface *xen_xc; +extern xenforeignmemory_handle *xen_fmem; extern struct xs_handle *xenstore; extern const char *xen_protocol; diff --git a/qemu/include/hw/xen/xen_common.h b/qemu/include/hw/xen/xen_common.h index ed5fd3e1a..bd65e6705 100644 --- a/qemu/include/hw/xen/xen_common.h +++ b/qemu/include/hw/xen/xen_common.h @@ -1,17 +1,19 @@ #ifndef QEMU_HW_XEN_COMMON_H #define QEMU_HW_XEN_COMMON_H 1 -#include "config-host.h" -#include <stddef.h> -#include <inttypes.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> -#if CONFIG_XEN_CTRL_INTERFACE_VERSION < 420 -# include <xs.h> -#else -# include <xenstore.h> -#endif +#include <xenstore.h> #include <xen/io/xenbus.h> #include "hw/hw.h" @@ -21,144 +23,54 @@ #include "trace.h" /* - * We don't support Xen prior to 3.3.0. + * We don't support Xen prior to 4.2.0. */ -/* Xen before 4.0 */ -#if CONFIG_XEN_CTRL_INTERFACE_VERSION < 400 -static inline void *xc_map_foreign_bulk(int xc_handle, uint32_t dom, int prot, - xen_pfn_t *arr, int *err, - unsigned int num) -{ - return xc_map_foreign_batch(xc_handle, dom, prot, arr, num); -} -#endif - - -/* Xen before 4.1 */ -#if CONFIG_XEN_CTRL_INTERFACE_VERSION < 410 - -typedef int XenXC; -typedef int XenEvtchn; -typedef int XenGnttab; - -# define XC_INTERFACE_FMT "%i" -# define XC_HANDLER_INITIAL_VALUE -1 - -static inline XenEvtchn xen_xc_evtchn_open(void *logger, - unsigned int open_flags) -{ - return xc_evtchn_open(); -} - -static inline XenGnttab xen_xc_gnttab_open(void *logger, - unsigned int open_flags) -{ - return xc_gnttab_open(); -} - -static inline XenXC xen_xc_interface_open(void *logger, void *dombuild_logger, - unsigned int open_flags) -{ - return xc_interface_open(); -} - -static inline int xc_fd(int xen_xc) -{ - return xen_xc; -} - - -static inline int xc_domain_populate_physmap_exact - (XenXC xc_handle, uint32_t domid, unsigned long nr_extents, - unsigned int extent_order, unsigned int mem_flags, xen_pfn_t *extent_start) -{ - return xc_domain_memory_populate_physmap - (xc_handle, domid, nr_extents, extent_order, mem_flags, extent_start); -} - -static inline int xc_domain_add_to_physmap(int xc_handle, uint32_t domid, - unsigned int space, unsigned long idx, - xen_pfn_t gpfn) -{ - struct xen_add_to_physmap xatp = { - .domid = domid, - .space = space, - .idx = idx, - .gpfn = gpfn, - }; - - return xc_memory_op(xc_handle, XENMEM_add_to_physmap, &xatp); -} - -static inline struct xs_handle *xs_open(unsigned long flags) -{ - return xs_daemon_open(); -} - -static inline void xs_close(struct xs_handle *xsh) -{ - if (xsh != NULL) { - xs_daemon_close(xsh); - } -} +/* Xen 4.2 thru 4.6 */ +#if CONFIG_XEN_CTRL_INTERFACE_VERSION < 471 +typedef xc_interface xenforeignmemory_handle; +typedef xc_evtchn xenevtchn_handle; +typedef xc_gnttab xengnttab_handle; -/* Xen 4.1 */ -#else +#define xenevtchn_open(l, f) xc_evtchn_open(l, f); +#define xenevtchn_close(h) xc_evtchn_close(h) +#define xenevtchn_fd(h) xc_evtchn_fd(h) +#define xenevtchn_pending(h) xc_evtchn_pending(h) +#define xenevtchn_notify(h, p) xc_evtchn_notify(h, p) +#define xenevtchn_bind_interdomain(h, d, p) xc_evtchn_bind_interdomain(h, d, p) +#define xenevtchn_unmask(h, p) xc_evtchn_unmask(h, p) +#define xenevtchn_unbind(h, p) xc_evtchn_unbind(h, p) -typedef xc_interface *XenXC; -typedef xc_evtchn *XenEvtchn; -typedef xc_gnttab *XenGnttab; +#define xengnttab_open(l, f) xc_gnttab_open(l, f) +#define xengnttab_close(h) xc_gnttab_close(h) +#define xengnttab_set_max_grants(h, n) xc_gnttab_set_max_grants(h, n) +#define xengnttab_map_grant_ref(h, d, r, p) xc_gnttab_map_grant_ref(h, d, r, p) +#define xengnttab_unmap(h, a, n) xc_gnttab_munmap(h, a, n) +#define xengnttab_map_grant_refs(h, c, d, r, p) \ + xc_gnttab_map_grant_refs(h, c, d, r, p) -# define XC_INTERFACE_FMT "%p" -# define XC_HANDLER_INITIAL_VALUE NULL +#define xenforeignmemory_open(l, f) xen_xc -static inline XenEvtchn xen_xc_evtchn_open(void *logger, - unsigned int open_flags) +static inline void *xenforeignmemory_map(xc_interface *h, uint32_t dom, + int prot, size_t pages, + const xen_pfn_t arr[/*pages*/], + int err[/*pages*/]) { - return xc_evtchn_open(logger, open_flags); + if (err) + return xc_map_foreign_bulk(h, dom, prot, arr, err, pages); + else + return xc_map_foreign_pages(h, dom, prot, arr, pages); } -static inline XenGnttab xen_xc_gnttab_open(void *logger, - unsigned int open_flags) -{ - return xc_gnttab_open(logger, open_flags); -} +#define xenforeignmemory_unmap(h, p, s) munmap(p, s * XC_PAGE_SIZE) -static inline XenXC xen_xc_interface_open(void *logger, void *dombuild_logger, - unsigned int open_flags) -{ - return xc_interface_open(logger, dombuild_logger, open_flags); -} +#else /* CONFIG_XEN_CTRL_INTERFACE_VERSION >= 471 */ -/* FIXME There is now way to have the xen fd */ -static inline int xc_fd(xc_interface *xen_xc) -{ - return -1; -} -#endif +#include <xenevtchn.h> +#include <xengnttab.h> +#include <xenforeignmemory.h> -/* Xen before 4.2 */ -#if CONFIG_XEN_CTRL_INTERFACE_VERSION < 420 -static inline int xen_xc_hvm_inject_msi(XenXC xen_xc, domid_t dom, - uint64_t addr, uint32_t data) -{ - return -ENOSYS; -} -/* The followings are only to compile op_discard related code on older - * Xen releases. */ -#define BLKIF_OP_DISCARD 5 -struct blkif_request_discard { - uint64_t nr_sectors; - uint64_t sector_number; -}; -#else -static inline int xen_xc_hvm_inject_msi(XenXC xen_xc, domid_t dom, - uint64_t addr, uint32_t data) -{ - return xc_hvm_inject_msi(xen_xc, dom, addr, data); -} #endif void destroy_hvm_domain(bool reboot); @@ -167,7 +79,7 @@ void destroy_hvm_domain(bool reboot); void xen_shutdown_fatal_error(const char *fmt, ...) GCC_FMT_ATTR(1, 2); #ifdef HVM_PARAM_VMPORT_REGS_PFN -static inline int xen_get_vmport_regs_pfn(XenXC xc, domid_t dom, +static inline int xen_get_vmport_regs_pfn(xc_interface *xc, domid_t dom, xen_pfn_t *vmport_regs_pfn) { int rc; @@ -179,13 +91,22 @@ static inline int xen_get_vmport_regs_pfn(XenXC xc, domid_t dom, return rc; } #else -static inline int xen_get_vmport_regs_pfn(XenXC xc, domid_t dom, +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 < 460 + +#ifndef HVM_IOREQSRV_BUFIOREQ_ATOMIC +#define HVM_IOREQSRV_BUFIOREQ_ATOMIC 2 +#endif + +#endif + /* Xen before 4.5 */ #if CONFIG_XEN_CTRL_INTERFACE_VERSION < 450 @@ -197,54 +118,54 @@ static inline int xen_get_vmport_regs_pfn(XenXC xc, domid_t dom, typedef uint16_t ioservid_t; -static inline void xen_map_memory_section(XenXC xc, domid_t dom, +static inline void xen_map_memory_section(xc_interface *xc, domid_t dom, ioservid_t ioservid, MemoryRegionSection *section) { } -static inline void xen_unmap_memory_section(XenXC xc, domid_t dom, +static inline void xen_unmap_memory_section(xc_interface *xc, domid_t dom, ioservid_t ioservid, MemoryRegionSection *section) { } -static inline void xen_map_io_section(XenXC xc, domid_t dom, +static inline void xen_map_io_section(xc_interface *xc, domid_t dom, ioservid_t ioservid, MemoryRegionSection *section) { } -static inline void xen_unmap_io_section(XenXC xc, domid_t dom, +static inline void xen_unmap_io_section(xc_interface *xc, domid_t dom, ioservid_t ioservid, MemoryRegionSection *section) { } -static inline void xen_map_pcidev(XenXC xc, domid_t dom, +static inline void xen_map_pcidev(xc_interface *xc, domid_t dom, ioservid_t ioservid, PCIDevice *pci_dev) { } -static inline void xen_unmap_pcidev(XenXC xc, domid_t dom, +static inline void xen_unmap_pcidev(xc_interface *xc, domid_t dom, ioservid_t ioservid, PCIDevice *pci_dev) { } -static inline int xen_create_ioreq_server(XenXC xc, domid_t dom, +static inline int xen_create_ioreq_server(xc_interface *xc, domid_t dom, ioservid_t *ioservid) { return 0; } -static inline void xen_destroy_ioreq_server(XenXC xc, domid_t dom, +static inline void xen_destroy_ioreq_server(xc_interface *xc, domid_t dom, ioservid_t ioservid) { } -static inline int xen_get_ioreq_server_info(XenXC xc, domid_t dom, +static inline int xen_get_ioreq_server_info(xc_interface *xc, domid_t dom, ioservid_t ioservid, xen_pfn_t *ioreq_pfn, xen_pfn_t *bufioreq_pfn, @@ -281,7 +202,7 @@ static inline int xen_get_ioreq_server_info(XenXC xc, domid_t dom, return 0; } -static inline int xen_set_ioreq_server_state(XenXC xc, domid_t dom, +static inline int xen_set_ioreq_server_state(xc_interface *xc, domid_t dom, ioservid_t ioservid, bool enable) { @@ -291,7 +212,7 @@ static inline int xen_set_ioreq_server_state(XenXC xc, domid_t dom, /* Xen 4.5 */ #else -static inline void xen_map_memory_section(XenXC xc, domid_t dom, +static inline void xen_map_memory_section(xc_interface *xc, domid_t dom, ioservid_t ioservid, MemoryRegionSection *section) { @@ -304,7 +225,7 @@ static inline void xen_map_memory_section(XenXC xc, domid_t dom, start_addr, end_addr); } -static inline void xen_unmap_memory_section(XenXC xc, domid_t dom, +static inline void xen_unmap_memory_section(xc_interface *xc, domid_t dom, ioservid_t ioservid, MemoryRegionSection *section) { @@ -317,7 +238,7 @@ static inline void xen_unmap_memory_section(XenXC xc, domid_t dom, start_addr, end_addr); } -static inline void xen_map_io_section(XenXC xc, domid_t dom, +static inline void xen_map_io_section(xc_interface *xc, domid_t dom, ioservid_t ioservid, MemoryRegionSection *section) { @@ -330,7 +251,7 @@ static inline void xen_map_io_section(XenXC xc, domid_t dom, start_addr, end_addr); } -static inline void xen_unmap_io_section(XenXC xc, domid_t dom, +static inline void xen_unmap_io_section(xc_interface *xc, domid_t dom, ioservid_t ioservid, MemoryRegionSection *section) { @@ -343,7 +264,7 @@ static inline void xen_unmap_io_section(XenXC xc, domid_t dom, start_addr, end_addr); } -static inline void xen_map_pcidev(XenXC xc, domid_t dom, +static inline void xen_map_pcidev(xc_interface *xc, domid_t dom, ioservid_t ioservid, PCIDevice *pci_dev) { @@ -355,7 +276,7 @@ static inline void xen_map_pcidev(XenXC xc, domid_t dom, PCI_FUNC(pci_dev->devfn)); } -static inline void xen_unmap_pcidev(XenXC xc, domid_t dom, +static inline void xen_unmap_pcidev(xc_interface *xc, domid_t dom, ioservid_t ioservid, PCIDevice *pci_dev) { @@ -367,10 +288,11 @@ static inline void xen_unmap_pcidev(XenXC xc, domid_t dom, PCI_FUNC(pci_dev->devfn)); } -static inline int xen_create_ioreq_server(XenXC xc, domid_t dom, +static inline int xen_create_ioreq_server(xc_interface *xc, domid_t dom, ioservid_t *ioservid) { - int rc = xc_hvm_create_ioreq_server(xc, dom, 1, ioservid); + int rc = xc_hvm_create_ioreq_server(xc, dom, HVM_IOREQSRV_BUFIOREQ_ATOMIC, + ioservid); if (rc == 0) { trace_xen_ioreq_server_create(*ioservid); @@ -379,14 +301,14 @@ static inline int xen_create_ioreq_server(XenXC xc, domid_t dom, return rc; } -static inline void xen_destroy_ioreq_server(XenXC xc, domid_t dom, +static inline void xen_destroy_ioreq_server(xc_interface *xc, domid_t dom, ioservid_t ioservid) { trace_xen_ioreq_server_destroy(ioservid); xc_hvm_destroy_ioreq_server(xc, dom, ioservid); } -static inline int xen_get_ioreq_server_info(XenXC xc, domid_t dom, +static inline int xen_get_ioreq_server_info(xc_interface *xc, domid_t dom, ioservid_t ioservid, xen_pfn_t *ioreq_pfn, xen_pfn_t *bufioreq_pfn, @@ -397,7 +319,7 @@ static inline int xen_get_ioreq_server_info(XenXC xc, domid_t dom, bufioreq_evtchn); } -static inline int xen_set_ioreq_server_state(XenXC xc, domid_t dom, +static inline int xen_set_ioreq_server_state(xc_interface *xc, domid_t dom, ioservid_t ioservid, bool enable) { @@ -407,4 +329,44 @@ static inline int xen_set_ioreq_server_state(XenXC xc, domid_t dom, #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 +static inline int xen_domain_create(xc_interface *xc, uint32_t ssidref, + xen_domain_handle_t handle, uint32_t flags, + uint32_t *pdomid) +{ + return xc_domain_create(xc, ssidref, handle, flags, pdomid); +} +#else +static inline int xen_domain_create(xc_interface *xc, uint32_t ssidref, + xen_domain_handle_t handle, uint32_t flags, + uint32_t *pdomid) +{ + return xc_domain_create(xc, ssidref, handle, flags, pdomid, NULL); +} +#endif +#endif + #endif /* QEMU_HW_XEN_COMMON_H */ |