diff options
Diffstat (limited to 'hw/display/xenfb.c')
| -rw-r--r-- | hw/display/xenfb.c | 15 |
1 files changed, 8 insertions, 7 deletions
diff --git a/hw/display/xenfb.c b/hw/display/xenfb.c index 8eb3046244..aa38803aa9 100644 --- a/hw/display/xenfb.c +++ b/hw/display/xenfb.c @@ -95,23 +95,24 @@ struct XenFB { static int common_bind(struct common *c) { - uint64_t mfn; + uint64_t val; + xen_pfn_t mfn; - if (xenstore_read_fe_uint64(&c->xendev, "page-ref", &mfn) == -1) + if (xenstore_read_fe_uint64(&c->xendev, "page-ref", &val) == -1) return -1; - assert(mfn == (xen_pfn_t)mfn); + mfn = (xen_pfn_t)val; + assert(val == mfn); if (xenstore_read_fe_int(&c->xendev, "event-channel", &c->xendev.remote_port) == -1) return -1; - c->page = xc_map_foreign_range(xen_xc, c->xendev.dom, - XC_PAGE_SIZE, - PROT_READ | PROT_WRITE, mfn); + c->page = xc_map_foreign_pages(xen_xc, c->xendev.dom, + PROT_READ | PROT_WRITE, &mfn, 1); if (c->page == NULL) return -1; xen_be_bind_evtchn(&c->xendev); - xen_be_printf(&c->xendev, 1, "ring mfn %"PRIx64", remote-port %d, local-port %d\n", + xen_be_printf(&c->xendev, 1, "ring mfn %"PRI_xen_pfn", remote-port %d, local-port %d\n", mfn, c->xendev.remote_port, c->xendev.local_port); return 0; |