From owner-svn-src-projects@FreeBSD.ORG Mon Dec 29 01:35:58 2008 Return-Path: Delivered-To: svn-src-projects@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 11F421065670; Mon, 29 Dec 2008 01:35:58 +0000 (UTC) (envelope-from kmacy@FreeBSD.org) Received: from svn.freebsd.org (svn.freebsd.org [IPv6:2001:4f8:fff6::2c]) by mx1.freebsd.org (Postfix) with ESMTP id 021F28FC08; Mon, 29 Dec 2008 01:35:58 +0000 (UTC) (envelope-from kmacy@FreeBSD.org) Received: from svn.freebsd.org (localhost [127.0.0.1]) by svn.freebsd.org (8.14.3/8.14.3) with ESMTP id mBT1ZvBA035957; Mon, 29 Dec 2008 01:35:57 GMT (envelope-from kmacy@svn.freebsd.org) Received: (from kmacy@localhost) by svn.freebsd.org (8.14.3/8.14.3/Submit) id mBT1Zvn6035937; Mon, 29 Dec 2008 01:35:57 GMT (envelope-from kmacy@svn.freebsd.org) Message-Id: <200812290135.mBT1Zvn6035937@svn.freebsd.org> From: Kip Macy Date: Mon, 29 Dec 2008 01:35:57 +0000 (UTC) To: src-committers@freebsd.org, svn-src-projects@freebsd.org X-SVN-Group: projects MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Cc: Subject: svn commit: r186553 - in projects/releng_6_xen/sys: conf dev/xen/blkfront dev/xen/console dev/xen/evtchn dev/xen/netfront i386/i386 i386/include/xen i386/isa i386/xen sys xen xen/evtchn xen/interfa... X-BeenThere: svn-src-projects@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: "SVN commit messages for the src " projects" tree" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 29 Dec 2008 01:35:58 -0000 Author: kmacy Date: Mon Dec 29 01:35:56 2008 New Revision: 186553 URL: http://svn.freebsd.org/changeset/base/186553 Log: Integrate 186535 from releng_7_xen - merge in latest xenbus from dfr's xenhvm - fix race condition in xs_read_reply by converting tsleep to mtx_sleep Added: projects/releng_6_xen/sys/xen/evtchn.h (contents, props changed) projects/releng_6_xen/sys/xen/hypervisor.h (contents, props changed) projects/releng_6_xen/sys/xen/xen_intr.h (contents, props changed) Modified: projects/releng_6_xen/sys/conf/kern.pre.mk projects/releng_6_xen/sys/dev/xen/blkfront/blkfront.c projects/releng_6_xen/sys/dev/xen/console/console.c projects/releng_6_xen/sys/dev/xen/console/xencons_ring.c projects/releng_6_xen/sys/dev/xen/evtchn/evtchn_dev.c projects/releng_6_xen/sys/dev/xen/netfront/netfront.c projects/releng_6_xen/sys/i386/i386/genassym.c projects/releng_6_xen/sys/i386/i386/machdep.c projects/releng_6_xen/sys/i386/i386/vm_machdep.c projects/releng_6_xen/sys/i386/include/xen/xenfunc.h projects/releng_6_xen/sys/i386/isa/npx.c projects/releng_6_xen/sys/i386/xen/clock.c projects/releng_6_xen/sys/i386/xen/mp_machdep.c projects/releng_6_xen/sys/i386/xen/mptable.c projects/releng_6_xen/sys/i386/xen/pmap.c projects/releng_6_xen/sys/i386/xen/xen_bus.c projects/releng_6_xen/sys/i386/xen/xen_machdep.c projects/releng_6_xen/sys/sys/mutex.h projects/releng_6_xen/sys/xen/evtchn/evtchn.c projects/releng_6_xen/sys/xen/evtchn/evtchn_dev.c projects/releng_6_xen/sys/xen/features.c projects/releng_6_xen/sys/xen/gnttab.c projects/releng_6_xen/sys/xen/gnttab.h projects/releng_6_xen/sys/xen/interface/arch-x86/xen.h projects/releng_6_xen/sys/xen/xenbus/xenbus_client.c projects/releng_6_xen/sys/xen/xenbus/xenbus_comms.c projects/releng_6_xen/sys/xen/xenbus/xenbus_comms.h projects/releng_6_xen/sys/xen/xenbus/xenbus_dev.c projects/releng_6_xen/sys/xen/xenbus/xenbus_probe.c projects/releng_6_xen/sys/xen/xenbus/xenbus_probe_backend.c projects/releng_6_xen/sys/xen/xenbus/xenbus_xs.c projects/releng_6_xen/sys/xen/xenbus/xenbusvar.h Modified: projects/releng_6_xen/sys/conf/kern.pre.mk ============================================================================== --- projects/releng_6_xen/sys/conf/kern.pre.mk Mon Dec 29 01:09:40 2008 (r186552) +++ projects/releng_6_xen/sys/conf/kern.pre.mk Mon Dec 29 01:35:56 2008 (r186553) @@ -70,7 +70,7 @@ INCLUDES+= -I$S/dev/twa # .. and the same for em INCLUDES+= -I$S/dev/em -INCLUDES+= -I$S/xen/interface -I$S/xen/interface/io +INCLUDES+= -I$S/xen/interface -I$S/xen/interface/io -I$S/xen/interface/hvm CFLAGS= ${COPTFLAGS} ${CWARNFLAGS} ${DEBUG} Modified: projects/releng_6_xen/sys/dev/xen/blkfront/blkfront.c ============================================================================== --- projects/releng_6_xen/sys/dev/xen/blkfront/blkfront.c Mon Dec 29 01:09:40 2008 (r186552) +++ projects/releng_6_xen/sys/dev/xen/blkfront/blkfront.c Mon Dec 29 01:35:56 2008 (r186553) @@ -40,10 +40,10 @@ __FBSDID("$FreeBSD$"); #include #include -#include +#include #include -#include -#include +#include +#include #include #include #include @@ -214,7 +214,7 @@ xlvbd_add(device_t dev, blkif_sector_t c struct xb_softc *sc; int unit, error = 0; const char *name; - + blkfront_vdevice_to_unit(vdevice, &unit, &name); sc = (struct xb_softc *)malloc(sizeof(*sc), M_DEVBUF, M_WAITOK|M_ZERO); @@ -227,12 +227,12 @@ xlvbd_add(device_t dev, blkif_sector_t c memset(&sc->xb_disk, 0, sizeof(sc->xb_disk)); sc->xb_disk = disk_alloc(); - sc->xb_disk->d_unit = unit; + sc->xb_disk->d_unit = sc->xb_unit; sc->xb_disk->d_open = blkif_open; sc->xb_disk->d_close = blkif_close; sc->xb_disk->d_ioctl = blkif_ioctl; sc->xb_disk->d_strategy = xb_strategy; - sc->xb_disk->d_name = "xbd"; + sc->xb_disk->d_name = name; sc->xb_disk->d_drv1 = sc; sc->xb_disk->d_sectorsize = sector_size; @@ -329,8 +329,8 @@ blkfront_attach(device_t dev) /* FIXME: Use dynamic device id if this is not set. */ err = xenbus_scanf(XBT_NIL, xenbus_get_node(dev), - "virtual-device", "%i", &vdevice); - if (err != 1) { + "virtual-device", NULL, "%i", &vdevice); + if (err) { xenbus_dev_fatal(dev, err, "reading virtual-device"); printf("couldn't find virtual device"); return (err); @@ -363,9 +363,8 @@ blkfront_attach(device_t dev) info->handle = strtoul(strrchr(xenbus_get_node(dev),'/')+1, NULL, 0); err = talk_to_backend(dev, info); - if (err) { - return err; - } + if (err) + return (err); return (0); } @@ -381,7 +380,8 @@ blkfront_resume(device_t dev) blkif_free(info, 1); err = talk_to_backend(dev, info); - if (!err) + + if (info->connected == BLKIF_STATE_SUSPENDED && !err) blkif_recover(info); return err; @@ -427,7 +427,7 @@ talk_to_backend(device_t dev, struct blk } err = xenbus_transaction_end(xbt, 0); if (err) { - if (err == -EAGAIN) + if (err == EAGAIN) goto again; xenbus_dev_fatal(dev, err, "completing transaction"); goto destroy_blkring; @@ -450,7 +450,7 @@ static int setup_blkring(device_t dev, struct blkfront_info *info) { blkif_sring_t *sring; - int err; + int error; info->ring_ref = GRANT_INVALID_REF; @@ -462,28 +462,27 @@ setup_blkring(device_t dev, struct blkfr SHARED_RING_INIT(sring); FRONT_RING_INIT(&info->ring, sring, PAGE_SIZE); - err = xenbus_grant_ring(dev, (vtomach(info->ring.sring) >> PAGE_SHIFT)); - if (err < 0) { + error = xenbus_grant_ring(dev, (vtomach(info->ring.sring) >> PAGE_SHIFT), + &info->ring_ref); + if (error) { free(sring, M_DEVBUF); info->ring.sring = NULL; goto fail; } - info->ring_ref = err; - err = bind_listening_port_to_irqhandler(xenbus_get_otherend_id(dev), + error = bind_listening_port_to_irqhandler(xenbus_get_otherend_id(dev), "xbd", (driver_intr_t *)blkif_int, info, - INTR_TYPE_BIO | INTR_MPSAFE, NULL); - if (err <= 0) { - xenbus_dev_fatal(dev, err, + INTR_TYPE_BIO | INTR_MPSAFE, &info->irq); + if (error) { + xenbus_dev_fatal(dev, error, "bind_evtchn_to_irqhandler failed"); goto fail; } - info->irq = err; - return 0; + return (0); fail: blkif_free(info, 0); - return err; + return (error); } @@ -999,7 +998,7 @@ blkif_free(struct blkfront_info *info, i info->ring.sring = NULL; } if (info->irq) - unbind_from_irqhandler(info->irq, info); + unbind_from_irqhandler(info->irq); info->irq = 0; } Modified: projects/releng_6_xen/sys/dev/xen/console/console.c ============================================================================== --- projects/releng_6_xen/sys/dev/xen/console/console.c Mon Dec 29 01:09:40 2008 (r186552) +++ projects/releng_6_xen/sys/dev/xen/console/console.c Mon Dec 29 01:35:56 2008 (r186553) @@ -15,8 +15,8 @@ #include #include #include -#include -#include +#include +#include #include #include @@ -76,17 +76,17 @@ static unsigned int wc, wp; /* write_con #define XCUNIT(x) (minor(x)) #define ISTTYOPEN(tp) ((tp) && ((tp)->t_state & TS_ISOPEN)) #define CN_LOCK_INIT(x, _name) \ - mtx_init(&x, _name, NULL, MTX_SPIN|MTX_RECURSE) + mtx_init(&x, _name, NULL, MTX_DEF|MTX_RECURSE) #define CN_LOCK(l) \ do { \ if (panicstr == NULL) \ - mtx_lock_spin(&(l)); \ + mtx_lock(&(l)); \ } while (0) #define CN_UNLOCK(l) \ do { \ if (panicstr == NULL) \ - mtx_unlock_spin(&(l)); \ + mtx_unlock(&(l)); \ } while (0) #define CN_LOCK_ASSERT(x) mtx_assert(&x, MA_OWNED) #define CN_LOCK_DESTROY(x) mtx_destroy(&x) @@ -233,6 +233,7 @@ xc_probe(device_t dev) static int xc_attach(device_t dev) { + int error; struct xc_softc *sc = (struct xc_softc *)device_get_softc(dev); @@ -259,13 +260,14 @@ xc_attach(device_t dev) callout_reset(&xc_callout, XC_POLLTIME, xc_timeout, xccons); if (xen_start_info->flags & SIF_INITDOMAIN) { - PANIC_IF(bind_virq_to_irqhandler( + error = bind_virq_to_irqhandler( VIRQ_CONSOLE, 0, "console", xencons_priv_interrupt, - INTR_TYPE_TTY) < 0); + INTR_TYPE_TTY, NULL); + KASSERT(error >= 0, ("can't register console interrupt")); } Modified: projects/releng_6_xen/sys/dev/xen/console/xencons_ring.c ============================================================================== --- projects/releng_6_xen/sys/dev/xen/console/xencons_ring.c Mon Dec 29 01:09:40 2008 (r186552) +++ projects/releng_6_xen/sys/dev/xen/console/xencons_ring.c Mon Dec 29 01:35:56 2008 (r186553) @@ -15,19 +15,20 @@ __FBSDID("$FreeBSD$"); #include #include #include -#include -#include +#include +#include #include #include -#include +#include #include #define console_evtchn console.domU.evtchn extern char *console_page; - +extern struct mtx cn_mtx; + static inline struct xencons_interface * xencons_interface(void) { @@ -82,6 +83,7 @@ xencons_handle_input(void *unused) struct xencons_interface *intf; XENCONS_RING_IDX cons, prod; + mtx_lock(&cn_mtx); intf = xencons_interface(); cons = intf->in_cons; @@ -99,6 +101,7 @@ xencons_handle_input(void *unused) notify_remote_via_evtchn(xen_start_info->console_evtchn); xencons_tx(); + mtx_unlock(&cn_mtx); } void Modified: projects/releng_6_xen/sys/dev/xen/evtchn/evtchn_dev.c ============================================================================== --- projects/releng_6_xen/sys/dev/xen/evtchn/evtchn_dev.c Mon Dec 29 01:09:40 2008 (r186552) +++ projects/releng_6_xen/sys/dev/xen/evtchn/evtchn_dev.c Mon Dec 29 01:35:56 2008 (r186553) @@ -26,13 +26,13 @@ __FBSDID("$FreeBSD$"); #include #include #include -#include +#include #include #include #include #include -#include +#include typedef struct evtchn_sotfc { Modified: projects/releng_6_xen/sys/dev/xen/netfront/netfront.c ============================================================================== --- projects/releng_6_xen/sys/dev/xen/netfront/netfront.c Mon Dec 29 01:09:40 2008 (r186552) +++ projects/releng_6_xen/sys/dev/xen/netfront/netfront.c Mon Dec 29 01:35:56 2008 (r186553) @@ -63,9 +63,9 @@ __FBSDID("$FreeBSD$"); #include #include -#include -#include -#include +#include +#include +#include #include #include #include @@ -364,24 +364,25 @@ makembuf (struct mbuf *buf) static int xen_net_read_mac(device_t dev, uint8_t mac[]) { - char *s; - int i; - char *e; - char *macstr = xenbus_read(XBT_NIL, xenbus_get_node(dev), "mac", NULL); - if (IS_ERR(macstr)) { - return PTR_ERR(macstr); - } + int error, i; + char *s, *e, *macstr; + + error = xenbus_read(XBT_NIL, xenbus_get_node(dev), "mac", NULL, + (void **) &macstr); + if (error) + return (error); + s = macstr; for (i = 0; i < ETHER_ADDR_LEN; i++) { mac[i] = strtoul(s, &e, 16); if (s == e || (e[0] != ':' && e[0] != 0)) { free(macstr, M_DEVBUF); - return ENOENT; + return (ENOENT); } s = &e[1]; } free(macstr, M_DEVBUF); - return 0; + return (0); } /** @@ -423,13 +424,11 @@ netfront_attach(device_t dev) * leave the device-layer structures intact so that this is transparent to the * rest of the kernel. */ -static int +static int netfront_resume(device_t dev) { struct netfront_info *info = device_get_softc(dev); - - DPRINTK("%s\n", xenbus_get_node(dev)); - + netif_disconnect_backend(info); return (0); } @@ -533,7 +532,7 @@ setup_device(device_t dev, struct netfro { netif_tx_sring_t *txs; netif_rx_sring_t *rxs; - int err; + int error; struct ifnet *ifp; ifp = info->xn_ifp; @@ -546,51 +545,45 @@ setup_device(device_t dev, struct netfro txs = (netif_tx_sring_t *)malloc(PAGE_SIZE, M_DEVBUF, M_NOWAIT|M_ZERO); if (!txs) { - err = ENOMEM; - xenbus_dev_fatal(dev, err, "allocating tx ring page"); + error = ENOMEM; + xenbus_dev_fatal(dev, error, "allocating tx ring page"); goto fail; } SHARED_RING_INIT(txs); FRONT_RING_INIT(&info->tx, txs, PAGE_SIZE); - err = xenbus_grant_ring(dev, virt_to_mfn(txs)); - if (err < 0) + error = xenbus_grant_ring(dev, virt_to_mfn(txs), &info->tx_ring_ref); + if (error) goto fail; - info->tx_ring_ref = err; rxs = (netif_rx_sring_t *)malloc(PAGE_SIZE, M_DEVBUF, M_NOWAIT|M_ZERO); if (!rxs) { - err = ENOMEM; - xenbus_dev_fatal(dev, err, "allocating rx ring page"); + error = ENOMEM; + xenbus_dev_fatal(dev, error, "allocating rx ring page"); goto fail; } SHARED_RING_INIT(rxs); FRONT_RING_INIT(&info->rx, rxs, PAGE_SIZE); - err = xenbus_grant_ring(dev, virt_to_mfn(rxs)); - if (err < 0) + error = xenbus_grant_ring(dev, virt_to_mfn(rxs), &info->rx_ring_ref); + if (error) goto fail; - info->rx_ring_ref = err; -#if 0 - network_connect(info); -#endif - err = bind_listening_port_to_irqhandler(xenbus_get_otherend_id(dev), - "xn", xn_intr, info, INTR_TYPE_NET | INTR_MPSAFE, NULL); + error = bind_listening_port_to_irqhandler(xenbus_get_otherend_id(dev), + "xn", xn_intr, info, INTR_TYPE_NET | INTR_MPSAFE, &info->irq); - if (err <= 0) { - xenbus_dev_fatal(dev, err, + if (error) { + xenbus_dev_fatal(dev, error, "bind_evtchn_to_irqhandler failed"); goto fail; } - info->irq = err; - + show_device(info); - return 0; + return (0); fail: netif_free(info); - return err; + return (error); } /** @@ -1224,7 +1217,7 @@ xennet_get_responses(struct netfront_inf MULTI_update_va_mapping(mcl, (u_long)vaddr, (((vm_paddr_t)mfn) << PAGE_SHIFT) | PG_RW | PG_V | PG_M | PG_A, 0); - pfn = (uint32_t)m->m_ext.ext_args; + pfn = (uintptr_t)m->m_ext.ext_args; mmu->ptr = ((vm_paddr_t)mfn << PAGE_SHIFT) | MMU_MACHPHYS_UPDATE; mmu->val = pfn; @@ -1449,9 +1442,11 @@ xn_ioctl(struct ifnet *ifp, u_long cmd, if (!(ifp->if_drv_flags & IFF_DRV_RUNNING)) xn_ifinit_locked(sc); arp_ifinit(ifp, ifa); - } else + XN_UNLOCK(sc); + } else { + XN_UNLOCK(sc); error = ether_ioctl(ifp, cmd, data); - XN_UNLOCK(sc); + } break; case SIOCSIFMTU: /* XXX can we alter the MTU on a VN ?*/ @@ -1554,18 +1549,18 @@ xn_stop(struct netfront_info *sc) int network_connect(struct netfront_info *np) { - int i, requeue_idx, err; + int i, requeue_idx, error; grant_ref_t ref; netif_rx_request_t *req; u_int feature_rx_copy, feature_rx_flip; - err = xenbus_scanf(XBT_NIL, xenbus_get_otherend_path(np->xbdev), - "feature-rx-copy", "%u", &feature_rx_copy); - if (err != 1) + error = xenbus_scanf(XBT_NIL, xenbus_get_otherend_path(np->xbdev), + "feature-rx-copy", NULL, "%u", &feature_rx_copy); + if (error) feature_rx_copy = 0; - err = xenbus_scanf(XBT_NIL, xenbus_get_otherend_path(np->xbdev), - "feature-rx-flip", "%u", &feature_rx_flip); - if (err != 1) + error = xenbus_scanf(XBT_NIL, xenbus_get_otherend_path(np->xbdev), + "feature-rx-flip", NULL, "%u", &feature_rx_flip); + if (error) feature_rx_flip = 1; /* @@ -1578,9 +1573,9 @@ network_connect(struct netfront_info *np XN_LOCK(np); /* Recovery procedure: */ - err = talk_to_backend(np->xbdev, np); - if (err) - return (err); + error = talk_to_backend(np->xbdev, np); + if (error) + return (error); /* Step 1: Reinitialise variables. */ netif_release_tx_bufs(np); @@ -1588,6 +1583,7 @@ network_connect(struct netfront_info *np /* Step 2: Rebuild the RX buffer freelist and the RX ring itself. */ for (requeue_idx = 0, i = 0; i < NET_RX_RING_SIZE; i++) { struct mbuf *m; + u_long pfn; if (np->rx_mbufs[i] == NULL) continue; @@ -1595,15 +1591,16 @@ network_connect(struct netfront_info *np m = np->rx_mbufs[requeue_idx] = xennet_get_rx_mbuf(np, i); ref = np->grant_rx_ref[requeue_idx] = xennet_get_rx_ref(np, i); req = RING_GET_REQUEST(&np->rx, requeue_idx); + pfn = vtophys(mtod(m, vm_offset_t)) >> PAGE_SHIFT; if (!np->copying_receiver) { gnttab_grant_foreign_transfer_ref(ref, xenbus_get_otherend_id(np->xbdev), - vtophys(mtod(m, vm_offset_t))); + pfn); } else { gnttab_grant_foreign_access_ref(ref, xenbus_get_otherend_id(np->xbdev), - vtophys(mtod(m, vm_offset_t)), 0); + PFNTOMFN(pfn), 0); } req->gref = ref; req->id = requeue_idx; @@ -1704,7 +1701,7 @@ create_netdev(device_t dev) ifp = np->xn_ifp = if_alloc(IFT_ETHER); ifp->if_softc = np; if_initname(ifp, "xn", device_get_unit(dev)); - ifp->if_flags = IFF_BROADCAST | IFF_SIMPLEX; + ifp->if_flags = IFF_BROADCAST | IFF_SIMPLEX | IFF_MULTICAST; ifp->if_ioctl = xn_ioctl; ifp->if_output = ether_output; ifp->if_start = xn_start; @@ -1774,11 +1771,14 @@ static void netif_free(struct netfront_i #endif } - - static void netif_disconnect_backend(struct netfront_info *info) { - xn_stop(info); + XN_RX_LOCK(info); + XN_TX_LOCK(info); + netfront_carrier_off(info); + XN_TX_UNLOCK(info); + XN_RX_UNLOCK(info); + end_access(info->tx_ring_ref, info->tx.sring); end_access(info->rx_ring_ref, info->rx.sring); info->tx_ring_ref = GRANT_INVALID_REF; @@ -1786,12 +1786,9 @@ static void netif_disconnect_backend(str info->tx.sring = NULL; info->rx.sring = NULL; -#if 0 if (info->irq) - unbind_from_irqhandler(info->irq, info->netdev); -#else - panic("FIX ME"); -#endif + unbind_from_irqhandler(info->irq); + info->irq = 0; } Modified: projects/releng_6_xen/sys/i386/i386/genassym.c ============================================================================== --- projects/releng_6_xen/sys/i386/i386/genassym.c Mon Dec 29 01:09:40 2008 (r186552) +++ projects/releng_6_xen/sys/i386/i386/genassym.c Mon Dec 29 01:35:56 2008 (r186553) @@ -229,7 +229,7 @@ ASSYM(BUS_SPACE_HANDLE_IAT, offsetof(str #endif #ifdef XEN -#include +#include ASSYM(PC_CR3, offsetof(struct pcpu, pc_cr3)); ASSYM(HYPERVISOR_VIRT_START, __HYPERVISOR_VIRT_START); #endif Modified: projects/releng_6_xen/sys/i386/i386/machdep.c ============================================================================== --- projects/releng_6_xen/sys/i386/i386/machdep.c Mon Dec 29 01:09:40 2008 (r186552) +++ projects/releng_6_xen/sys/i386/i386/machdep.c Mon Dec 29 01:35:56 2008 (r186553) @@ -143,11 +143,11 @@ uint32_t arch_i386_xbox_memsize = 0; #ifdef XEN /* XEN includes */ -#include +#include #include #include #include -#include +#include void Xhypervisor_callback(void); void failsafe_callback(void); Modified: projects/releng_6_xen/sys/i386/i386/vm_machdep.c ============================================================================== --- projects/releng_6_xen/sys/i386/i386/vm_machdep.c Mon Dec 29 01:09:40 2008 (r186552) +++ projects/releng_6_xen/sys/i386/i386/vm_machdep.c Mon Dec 29 01:35:56 2008 (r186553) @@ -90,7 +90,7 @@ __FBSDID("$FreeBSD$"); #include #ifdef XEN -#include +#include #endif #ifdef PC98 #include Modified: projects/releng_6_xen/sys/i386/include/xen/xenfunc.h ============================================================================== --- projects/releng_6_xen/sys/i386/include/xen/xenfunc.h Mon Dec 29 01:09:40 2008 (r186552) +++ projects/releng_6_xen/sys/i386/include/xen/xenfunc.h Mon Dec 29 01:35:56 2008 (r186553) @@ -31,7 +31,7 @@ #define _XEN_XENFUNC_H_ #include -#include +#include #include #include #include Modified: projects/releng_6_xen/sys/i386/isa/npx.c ============================================================================== --- projects/releng_6_xen/sys/i386/isa/npx.c Mon Dec 29 01:09:40 2008 (r186552) +++ projects/releng_6_xen/sys/i386/isa/npx.c Mon Dec 29 01:35:56 2008 (r186553) @@ -69,8 +69,9 @@ __FBSDID("$FreeBSD$"); #include #include +#include #ifdef XEN -#include +#include #endif #ifdef DEV_ISA #include Modified: projects/releng_6_xen/sys/i386/xen/clock.c ============================================================================== --- projects/releng_6_xen/sys/i386/xen/clock.c Mon Dec 29 01:09:40 2008 (r186552) +++ projects/releng_6_xen/sys/i386/xen/clock.c Mon Dec 29 01:35:56 2008 (r186553) @@ -78,11 +78,11 @@ __FBSDID("$FreeBSD$"); #include #include -#include +#include #include #include #include -#include +#include #include #include #include @@ -295,12 +295,13 @@ static struct timecounter xen_timecounte }; static void -clkintr(struct clockframe *frame) +clkintr(void *arg) { int64_t delta_cpu, delta; int cpu = smp_processor_id(); struct shadow_time_info *shadow = &per_cpu(shadow_time, cpu); - + struct clockframe *frame = (struct clockframe *)arg; + do { __get_time_values_from_xen(); @@ -840,17 +841,20 @@ static struct vcpu_set_periodic_timer xe void cpu_initclocks(void) { - int time_irq; - + unsigned int time_irq; + int error; + xen_set_periodic_tick.period_ns = NS_PER_TICK; HYPERVISOR_vcpu_op(VCPUOP_set_periodic_timer, 0, &xen_set_periodic_tick); - - if ((time_irq = bind_virq_to_irqhandler(VIRQ_TIMER, 0, "clk", - (driver_intr_t *)clkintr, INTR_TYPE_CLK | INTR_FAST)) < 0) { + + error = bind_virq_to_irqhandler(VIRQ_TIMER, 0, "clk", + clkintr, + INTR_TYPE_CLK | INTR_FAST, &time_irq); + if (error) panic("failed to register clock interrupt\n"); - } + /* should fast clock be enabled ? */ } @@ -859,18 +863,19 @@ cpu_initclocks(void) int ap_cpu_initclocks(int cpu) { - int time_irq; + unsigned int time_irq; + int error; xen_set_periodic_tick.period_ns = NS_PER_TICK; HYPERVISOR_vcpu_op(VCPUOP_set_periodic_timer, cpu, &xen_set_periodic_tick); - - if ((time_irq = bind_virq_to_irqhandler(VIRQ_TIMER, cpu, "clk", - (driver_intr_t *)clkintr, - INTR_TYPE_CLK | INTR_FAST)) < 0) { + error = bind_virq_to_irqhandler(VIRQ_TIMER, 0, "clk", + clkintr, + INTR_TYPE_CLK | INTR_FAST, &time_irq); + if (error) panic("failed to register clock interrupt\n"); - } + return (0); } Modified: projects/releng_6_xen/sys/i386/xen/mp_machdep.c ============================================================================== --- projects/releng_6_xen/sys/i386/xen/mp_machdep.c Mon Dec 29 01:09:40 2008 (r186552) +++ projects/releng_6_xen/sys/i386/xen/mp_machdep.c Mon Dec 29 01:35:56 2008 (r186553) @@ -82,9 +82,11 @@ __FBSDID("$FreeBSD$"); #include /** COUNT_XINVLTLB_HITS */ #include -#include -#include -#include +#include +#include +#include +#include +#include #include #define WARMBOOT_TARGET 0 @@ -556,7 +558,8 @@ static int xen_smp_intr_init(unsigned int cpu) { int rc; - + unsigned int irq; + per_cpu(resched_irq, cpu) = per_cpu(callfunc_irq, cpu) = -1; sprintf(resched_name[cpu], "resched%u", cpu); @@ -564,22 +567,22 @@ xen_smp_intr_init(unsigned int cpu) cpu, resched_name[cpu], smp_reschedule_interrupt, - INTR_FAST|INTR_TYPE_TTY|INTR_MPSAFE); + INTR_FAST|INTR_TYPE_TTY|INTR_MPSAFE, &irq); printf("cpu=%d irq=%d vector=%d\n", cpu, rc, RESCHEDULE_VECTOR); - per_cpu(resched_irq, cpu) = rc; + per_cpu(resched_irq, cpu) = irq; sprintf(callfunc_name[cpu], "callfunc%u", cpu); rc = bind_ipi_to_irqhandler(CALL_FUNCTION_VECTOR, cpu, callfunc_name[cpu], smp_call_function_interrupt, - INTR_FAST|INTR_TYPE_TTY|INTR_MPSAFE); + INTR_FAST|INTR_TYPE_TTY|INTR_MPSAFE, &irq); if (rc < 0) goto fail; - per_cpu(callfunc_irq, cpu) = rc; + per_cpu(callfunc_irq, cpu) = irq; printf("cpu=%d irq=%d vector=%d\n", cpu, rc, CALL_FUNCTION_VECTOR); @@ -592,9 +595,9 @@ xen_smp_intr_init(unsigned int cpu) fail: if (per_cpu(resched_irq, cpu) >= 0) - unbind_from_irqhandler(per_cpu(resched_irq, cpu), NULL); + unbind_from_irqhandler(per_cpu(resched_irq, cpu)); if (per_cpu(callfunc_irq, cpu) >= 0) - unbind_from_irqhandler(per_cpu(callfunc_irq, cpu), NULL); + unbind_from_irqhandler(per_cpu(callfunc_irq, cpu)); return rc; } Modified: projects/releng_6_xen/sys/i386/xen/mptable.c ============================================================================== --- projects/releng_6_xen/sys/i386/xen/mptable.c Mon Dec 29 01:09:40 2008 (r186552) +++ projects/releng_6_xen/sys/i386/xen/mptable.c Mon Dec 29 01:35:56 2008 (r186553) @@ -45,7 +45,7 @@ __FBSDID("$FreeBSD$"); #include #include -#include +#include #include #include #include Modified: projects/releng_6_xen/sys/i386/xen/pmap.c ============================================================================== --- projects/releng_6_xen/sys/i386/xen/pmap.c Mon Dec 29 01:09:40 2008 (r186552) +++ projects/releng_6_xen/sys/i386/xen/pmap.c Mon Dec 29 01:35:56 2008 (r186553) @@ -144,7 +144,7 @@ __FBSDID("$FreeBSD$"); #ifdef XEN #include -#include +#include #include #include #include @@ -159,6 +159,16 @@ __FBSDID("$FreeBSD$"); #include #endif +#ifdef XBOX +#include +#endif + +#include +#include +#include +#include +#include + #if !defined(CPU_DISABLE_SSE) && defined(I686_CPU) #define CPU_ENABLE_SSE #endif Modified: projects/releng_6_xen/sys/i386/xen/xen_bus.c ============================================================================== --- projects/releng_6_xen/sys/i386/xen/xen_bus.c Mon Dec 29 01:09:40 2008 (r186552) +++ projects/releng_6_xen/sys/i386/xen/xen_bus.c Mon Dec 29 01:35:56 2008 (r186553) @@ -15,8 +15,8 @@ #include #include -#include -#include +#include +#include static MALLOC_DEFINE(M_XENDEV, "xenintrdrv", "xen system device"); Modified: projects/releng_6_xen/sys/i386/xen/xen_machdep.c ============================================================================== --- projects/releng_6_xen/sys/i386/xen/xen_machdep.c Mon Dec 29 01:09:40 2008 (r186552) +++ projects/releng_6_xen/sys/i386/xen/xen_machdep.c Mon Dec 29 01:35:56 2008 (r186553) @@ -57,7 +57,7 @@ __FBSDID("$FreeBSD$"); -#include +#include #include #include #include Modified: projects/releng_6_xen/sys/sys/mutex.h ============================================================================== --- projects/releng_6_xen/sys/sys/mutex.h Mon Dec 29 01:09:40 2008 (r186552) +++ projects/releng_6_xen/sys/sys/mutex.h Mon Dec 29 01:35:56 2008 (r186553) @@ -325,6 +325,9 @@ extern struct mtx_pool *mtxpool_sleep; #define mtx_trylock_flags(m, opts) \ _mtx_trylock((m), (opts), LOCK_FILE, LOCK_LINE) +#define mtx_sleep(chan, mtx, pri, wmesg, timo) \ + _sleep((chan), &(mtx)->mtx_object, (pri), (wmesg), (timo)) + #define mtx_initialized(m) lock_initalized(&(m)->mtx_object) #define mtx_owned(m) (((m)->mtx_lock & MTX_FLAGMASK) == (uintptr_t)curthread) Added: projects/releng_6_xen/sys/xen/evtchn.h ============================================================================== --- /dev/null 00:00:00 1970 (empty, because file is newly added) +++ projects/releng_6_xen/sys/xen/evtchn.h Mon Dec 29 01:35:56 2008 (r186553) @@ -0,0 +1,188 @@ +/****************************************************************************** + * evtchn.h + * + * Communication via Xen event channels. + * Also definitions for the device that demuxes notifications to userspace. + * + * Copyright (c) 2004, K A Fraser + * + * $FreeBSD$ + */ + +#ifndef __ASM_EVTCHN_H__ +#define __ASM_EVTCHN_H__ +#include +#include +#include +#include + +/* + * LOW-LEVEL DEFINITIONS + */ + +/* + * Unlike notify_remote_via_evtchn(), this is safe to use across + * save/restore. Notifications on a broken connection are silently dropped. + */ +void notify_remote_via_irq(int irq); + + +/* Entry point for notifications into Linux subsystems. */ +void evtchn_do_upcall(struct intrframe *frame); + +/* Entry point for notifications into the userland character device. */ +void evtchn_device_upcall(int port); + +void mask_evtchn(int port); + +void unmask_evtchn(int port); + +#ifdef SMP +void rebind_evtchn_to_cpu(int port, unsigned int cpu); +#else +#define rebind_evtchn_to_cpu(port, cpu) ((void)0) +#endif + +static inline +int test_and_set_evtchn_mask(int port) +{ + shared_info_t *s = HYPERVISOR_shared_info; + return synch_test_and_set_bit(port, s->evtchn_mask); +} + +static inline void +clear_evtchn(int port) +{ + shared_info_t *s = HYPERVISOR_shared_info; + synch_clear_bit(port, &s->evtchn_pending[0]); +} + +static inline void +notify_remote_via_evtchn(int port) +{ + struct evtchn_send send = { .port = port }; + (void)HYPERVISOR_event_channel_op(EVTCHNOP_send, &send); +} + +/* + * Use these to access the event channel underlying the IRQ handle returned + * by bind_*_to_irqhandler(). + */ +int irq_to_evtchn_port(int irq); + +void ipi_pcpu(unsigned int cpu, int vector); + +/* + * CHARACTER-DEVICE DEFINITIONS + */ + +#define PORT_NORMAL 0x0000 +#define PORT_EXCEPTION 0x8000 +#define PORTIDX_MASK 0x7fff + +/* /dev/xen/evtchn resides at device number major=10, minor=200 */ +#define EVTCHN_MINOR 200 + +/* /dev/xen/evtchn ioctls: */ +/* EVTCHN_RESET: Clear and reinit the event buffer. Clear error condition. */ +#define EVTCHN_RESET _IO('E', 1) +/* EVTCHN_BIND: Bind to the specified event-channel port. */ +#define EVTCHN_BIND _IO('E', 2) +/* EVTCHN_UNBIND: Unbind from the specified event-channel port. */ +#define EVTCHN_UNBIND _IO('E', 3) + +#endif /* __ASM_EVTCHN_H__ */ +/****************************************************************************** + * evtchn.h + * + * Communication via Xen event channels. + * Also definitions for the device that demuxes notifications to userspace. + * + * Copyright (c) 2004, K A Fraser + * + * $FreeBSD$ + */ + +#ifndef __ASM_EVTCHN_H__ +#define __ASM_EVTCHN_H__ +#include +#include +#include +#include + +/* + * LOW-LEVEL DEFINITIONS + */ + +/* + * Unlike notify_remote_via_evtchn(), this is safe to use across + * save/restore. Notifications on a broken connection are silently dropped. + */ +void notify_remote_via_irq(int irq); + + +/* Entry point for notifications into Linux subsystems. */ +void evtchn_do_upcall(struct trapframe *frame); + +/* Entry point for notifications into the userland character device. */ +void evtchn_device_upcall(int port); + +void mask_evtchn(int port); + +void unmask_evtchn(int port); + +#ifdef SMP +void rebind_evtchn_to_cpu(int port, unsigned int cpu); +#else +#define rebind_evtchn_to_cpu(port, cpu) ((void)0) +#endif + +static inline +int test_and_set_evtchn_mask(int port) +{ + shared_info_t *s = HYPERVISOR_shared_info; + return synch_test_and_set_bit(port, s->evtchn_mask); +} + +static inline void +clear_evtchn(int port) +{ + shared_info_t *s = HYPERVISOR_shared_info; + synch_clear_bit(port, &s->evtchn_pending[0]); +} + +static inline void +notify_remote_via_evtchn(int port) +{ + struct evtchn_send send = { .port = port }; + (void)HYPERVISOR_event_channel_op(EVTCHNOP_send, &send); +} + +/* + * Use these to access the event channel underlying the IRQ handle returned + * by bind_*_to_irqhandler(). + */ +int irq_to_evtchn_port(int irq); + +void ipi_pcpu(unsigned int cpu, int vector); *** DIFF OUTPUT TRUNCATED AT 1000 LINES ***