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[src/trunk]: src Register eight vHCI buses, and use separate KCOV mailboxes f...
details: https://anonhg.NetBSD.org/src/rev/2a788f142c77
branches: trunk
changeset: 1010769:2a788f142c77
user: maxv <maxv%NetBSD.org@localhost>
date: Fri Jun 05 17:20:56 2020 +0000
description:
Register eight vHCI buses, and use separate KCOV mailboxes for them.
diffstat:
etc/MAKEDEV.tmpl | 7 ++++---
sys/dev/usb/uhub.c | 16 ++++++++++------
sys/dev/usb/usbdivar.h | 3 ++-
sys/dev/usb/vhci.c | 33 +++++++++++++++++++++------------
sys/sys/kcov.h | 4 +++-
5 files changed, 40 insertions(+), 23 deletions(-)
diffs (201 lines):
diff -r a0833a63d976 -r 2a788f142c77 etc/MAKEDEV.tmpl
--- a/etc/MAKEDEV.tmpl Fri Jun 05 17:10:44 2020 +0000
+++ b/etc/MAKEDEV.tmpl Fri Jun 05 17:20:56 2020 +0000
@@ -1,5 +1,5 @@
#!/bin/sh -
-# $NetBSD: MAKEDEV.tmpl,v 1.218 2020/04/04 16:04:36 jdolecek Exp $
+# $NetBSD: MAKEDEV.tmpl,v 1.219 2020/06/05 17:20:56 maxv Exp $
#
# Copyright (c) 2003,2007,2008 The NetBSD Foundation, Inc.
# All rights reserved.
@@ -1785,8 +1785,9 @@
mkdev veriexec c %veriexec_chr% 0 600
;;
-vhci)
- mkdev vhci c %vhci_chr% 0
+vhci[0-7]*)
+ unit=${i#vhci}
+ mkdev vhci$unit c %vhci_chr% $unit
;;
ttyv[0-9]*)
diff -r a0833a63d976 -r 2a788f142c77 sys/dev/usb/uhub.c
--- a/sys/dev/usb/uhub.c Fri Jun 05 17:10:44 2020 +0000
+++ b/sys/dev/usb/uhub.c Fri Jun 05 17:20:56 2020 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: uhub.c,v 1.146 2020/05/31 08:05:30 maxv Exp $ */
+/* $NetBSD: uhub.c,v 1.147 2020/06/05 17:20:56 maxv Exp $ */
/* $FreeBSD: src/sys/dev/usb/uhub.c,v 1.18 1999/11/17 22:33:43 n_hibma Exp $ */
/* $OpenBSD: uhub.c,v 1.86 2015/06/29 18:27:40 mpi Exp $ */
@@ -37,7 +37,7 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: uhub.c,v 1.146 2020/05/31 08:05:30 maxv Exp $");
+__KERNEL_RCSID(0, "$NetBSD: uhub.c,v 1.147 2020/06/05 17:20:56 maxv Exp $");
#ifdef _KERNEL_OPT
#include "opt_usb.h"
@@ -754,15 +754,19 @@
port);
}
- if (dev->ud_bus->ub_hctype == USBHCTYPE_VHCI)
- kcov_remote_enter(KCOV_REMOTE_VHCI, port);
+ if (dev->ud_bus->ub_hctype == USBHCTYPE_VHCI) {
+ kcov_remote_enter(KCOV_REMOTE_VHCI,
+ KCOV_REMOTE_VHCI_ID(dev->ud_bus->ub_busnum, port));
+ }
/* Get device info and set its address. */
err = usbd_new_device(sc->sc_dev, dev->ud_bus,
dev->ud_depth + 1, speed, port, up);
- if (dev->ud_bus->ub_hctype == USBHCTYPE_VHCI)
- kcov_remote_leave(KCOV_REMOTE_VHCI, port);
+ if (dev->ud_bus->ub_hctype == USBHCTYPE_VHCI) {
+ kcov_remote_leave(KCOV_REMOTE_VHCI,
+ KCOV_REMOTE_VHCI_ID(dev->ud_bus->ub_busnum, port));
+ }
/* XXX retry a few times? */
if (err) {
diff -r a0833a63d976 -r 2a788f142c77 sys/dev/usb/usbdivar.h
--- a/sys/dev/usb/usbdivar.h Fri Jun 05 17:10:44 2020 +0000
+++ b/sys/dev/usb/usbdivar.h Fri Jun 05 17:20:56 2020 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: usbdivar.h,v 1.123 2020/05/15 12:34:52 maxv Exp $ */
+/* $NetBSD: usbdivar.h,v 1.124 2020/06/05 17:20:56 maxv Exp $ */
/*
* Copyright (c) 1998, 2012 The NetBSD Foundation, Inc.
@@ -165,6 +165,7 @@
#define USBHCTYPE_EHCI 4
#define USBHCTYPE_XHCI 5
#define USBHCTYPE_VHCI 6
+ int ub_busnum;
const struct usbd_bus_methods
*ub_methods;
uint32_t ub_pipesize; /* size of a pipe struct */
diff -r a0833a63d976 -r 2a788f142c77 sys/dev/usb/vhci.c
--- a/sys/dev/usb/vhci.c Fri Jun 05 17:10:44 2020 +0000
+++ b/sys/dev/usb/vhci.c Fri Jun 05 17:20:56 2020 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: vhci.c,v 1.19 2020/05/31 07:53:38 maxv Exp $ */
+/* $NetBSD: vhci.c,v 1.20 2020/06/05 17:20:56 maxv Exp $ */
/*
* Copyright (c) 2019-2020 The NetBSD Foundation, Inc.
@@ -30,7 +30,7 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: vhci.c,v 1.19 2020/05/31 07:53:38 maxv Exp $");
+__KERNEL_RCSID(0, "$NetBSD: vhci.c,v 1.20 2020/06/05 17:20:56 maxv Exp $");
#ifdef _KERNEL_OPT
#include "opt_usb.h"
@@ -239,6 +239,7 @@
#define VHCI_INDEX2PORT(idx) (idx)
#define VHCI_NPORTS 8 /* above 8, update TODO-bitmap */
+#define VHCI_NBUSES 8
typedef struct {
device_t sc_dev;
@@ -1021,12 +1022,15 @@
static int
vhci_fd_open(dev_t dev, int flags, int type, struct lwp *l)
{
+ vhci_softc_t *sc;
vhci_fd_t *vfd;
struct file *fp;
int error, fd;
- if (minor(dev) != 0)
+ sc = device_lookup_private(&vhci_cd, minor(dev));
+ if (sc == NULL)
return EXDEV;
+
error = fd_allocfile(&fp, &fd);
if (error)
return error;
@@ -1034,7 +1038,7 @@
vfd = kmem_alloc(sizeof(*vfd), KM_SLEEP);
vfd->port = 1;
vfd->addr = 0;
- vfd->softc = device_lookup_private(&vhci_cd, minor(dev));
+ vfd->softc = sc;
return fd_clone(fp, fd, flags, &vhci_fileops, vfd);
}
@@ -1242,13 +1246,9 @@
void
vhciattach(int nunits)
{
- static struct cfdata vhci_cfdata = {
- .cf_name = "vhci",
- .cf_atname = "vhci",
- .cf_unit = 0,
- .cf_fstate = FSTATE_STAR,
- };
+ struct cfdata *cf;
int error;
+ size_t i;
error = config_cfattach_attach(vhci_cd.cd_name, &vhci_ca);
if (error) {
@@ -1258,7 +1258,14 @@
return;
}
- config_attach_pseudo(&vhci_cfdata);
+ for (i = 0; i < VHCI_NBUSES; i++) {
+ cf = kmem_alloc(sizeof(*cf), KM_SLEEP);
+ cf->cf_name = vhci_cd.cd_name;
+ cf->cf_atname = vhci_cd.cd_name;
+ cf->cf_unit = i;
+ cf->cf_fstate = FSTATE_STAR;
+ config_attach_pseudo(cf);
+ }
}
static int
@@ -1292,6 +1299,7 @@
sc->sc_dev = self;
sc->sc_bus.ub_revision = USBREV_2_0;
sc->sc_bus.ub_hctype = USBHCTYPE_VHCI;
+ sc->sc_bus.ub_busnum = self->dv_unit;
sc->sc_bus.ub_usedma = false;
sc->sc_bus.ub_methods = &vhci_bus_methods;
sc->sc_bus.ub_pipesize = sizeof(vhci_pipe_t);
@@ -1307,7 +1315,8 @@
TAILQ_INIT(&port->endpoints[addr].usb_to_host);
TAILQ_INIT(&port->endpoints[addr].host_to_usb);
}
- kcov_remote_register(KCOV_REMOTE_VHCI, i);
+ kcov_remote_register(KCOV_REMOTE_VHCI,
+ KCOV_REMOTE_VHCI_ID(sc->sc_bus.ub_busnum, i));
}
sc->sc_child = config_found(self, &sc->sc_bus, usbctlprint);
diff -r a0833a63d976 -r 2a788f142c77 sys/sys/kcov.h
--- a/sys/sys/kcov.h Fri Jun 05 17:10:44 2020 +0000
+++ b/sys/sys/kcov.h Fri Jun 05 17:20:56 2020 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: kcov.h,v 1.9 2020/05/15 13:09:02 maxv Exp $ */
+/* $NetBSD: kcov.h,v 1.10 2020/06/05 17:20:57 maxv Exp $ */
/*
* Copyright (c) 2019-2020 The NetBSD Foundation, Inc.
@@ -53,6 +53,8 @@
};
#define KCOV_REMOTE_VHCI 0
+#define KCOV_REMOTE_VHCI_ID(bus, port) \
+ (((uint64_t)bus << 32ULL) | ((uint64_t)port & 0xFFFFFFFFULL))
#define KCOV_MODE_NONE 0
#define KCOV_MODE_TRACE_PC 1
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