diff options
Diffstat (limited to 'hw/xen/xen-operations.c')
| -rw-r--r-- | hw/xen/xen-operations.c | 57 |
1 files changed, 1 insertions, 56 deletions
diff --git a/hw/xen/xen-operations.c b/hw/xen/xen-operations.c index 3d213d28df..e00983ec44 100644 --- a/hw/xen/xen-operations.c +++ b/hw/xen/xen-operations.c @@ -28,46 +28,13 @@ #include <xenctrl.h> /* - * We don't support Xen prior to 4.2.0. + * We don't support Xen prior to 4.7.1. */ -/* Xen 4.2 through 4.6 */ -#if CONFIG_XEN_CTRL_INTERFACE_VERSION < 40701 - -typedef xc_evtchn xenevtchn_handle; -typedef evtchn_port_or_error_t xenevtchn_port_or_error_t; - -#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_gnttab xengnttab_handle; - -#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 xengnttab_map_domain_grant_refs(h, c, d, r, p) \ - xc_gnttab_map_domain_grant_refs(h, c, d, r, p) - -typedef xc_interface xenforeignmemory_handle; - -#else /* CONFIG_XEN_CTRL_INTERFACE_VERSION >= 40701 */ - #include <xenevtchn.h> #include <xengnttab.h> #include <xenforeignmemory.h> -#endif - /* Xen before 4.8 */ static int libxengnttab_fallback_grant_copy(xengnttab_handle *xgt, @@ -223,26 +190,6 @@ static struct gnttab_backend_ops libxengnttab_backend_ops = { .unmap = libxengnttab_backend_unmap, }; -#if CONFIG_XEN_CTRL_INTERFACE_VERSION < 40701 - -static void *libxenforeignmem_backend_map(uint32_t dom, void *addr, int prot, - size_t pages, xfn_pfn_t *pfns, - int *errs) -{ - if (errs) { - return xc_map_foreign_bulk(xen_xc, dom, prot, pfns, errs, pages); - } else { - return xc_map_foreign_pages(xen_xc, dom, prot, pfns, pages); - } -} - -static int libxenforeignmem_backend_unmap(void *addr, size_t pages) -{ - return munmap(addr, pages * XC_PAGE_SIZE); -} - -#else /* CONFIG_XEN_CTRL_INTERFACE_VERSION >= 40701 */ - static void *libxenforeignmem_backend_map(uint32_t dom, void *addr, int prot, size_t pages, xen_pfn_t *pfns, int *errs) @@ -256,8 +203,6 @@ static int libxenforeignmem_backend_unmap(void *addr, size_t pages) return xenforeignmemory_unmap(xen_fmem, addr, pages); } -#endif - struct foreignmem_backend_ops libxenforeignmem_backend_ops = { .map = libxenforeignmem_backend_map, .unmap = libxenforeignmem_backend_unmap, |