[PATCH v3 3/3] i386: Port to RTEMS
Jan Sommer
jan.sommer at dlr.de
Fri Feb 7 11:40:13 UTC 2020
- Update imported files to compile rtems-libbsd for i386 based BSPs
- Currently does not support the option "dev_nic_e1000 = on"
---
freebsd/sbin/sysctl/sysctl.c | 10 +-
freebsd/sys/dev/pci/pci_pci.c | 2 +
freebsd/sys/i386/i386/legacy.c | 381 -------
freebsd/sys/i386/include/machine/cpufunc.h | 2 +
freebsd/sys/sys/mbuf.h | 2 +
freebsd/sys/x86/pci/pci_bus.c | 4 +
freebsd/sys/x86/x86/legacy.c | 14 +
rtemsbsd/i386/include/machine/clock.h | 2 +
rtemsbsd/include/x86/bus.h | 1109 +++++++++++++++++++
rtemsbsd/include/x86/legacyvar.h | 1 +
rtemsbsd/include/x86/metadata.h | 1 +
rtemsbsd/include/x86/specialreg.h | 1143 ++++++++++++++++++++
rtemsbsd/include/x86/x86_var.h | 145 +++
13 files changed, 2434 insertions(+), 382 deletions(-)
delete mode 100644 freebsd/sys/i386/i386/legacy.c
create mode 100644 rtemsbsd/i386/include/machine/clock.h
create mode 100644 rtemsbsd/include/x86/bus.h
create mode 100644 rtemsbsd/include/x86/legacyvar.h
create mode 100644 rtemsbsd/include/x86/metadata.h
create mode 100644 rtemsbsd/include/x86/specialreg.h
create mode 100644 rtemsbsd/include/x86/x86_var.h
diff --git a/freebsd/sbin/sysctl/sysctl.c b/freebsd/sbin/sysctl/sysctl.c
index 30ebe5fd..d121bf51 100644
--- a/freebsd/sbin/sysctl/sysctl.c
+++ b/freebsd/sbin/sysctl/sysctl.c
@@ -69,7 +69,9 @@ static const char rcsid[] =
#endif
#if defined(__amd64__) || defined(__i386__)
+#ifndef __rtems__
#include <machine/pc/bios.h>
+#endif /* __rtems__ */
#endif
#include <assert.h>
@@ -832,6 +834,7 @@ S_efi_map(size_t l2, void *p)
#endif
#if defined(__amd64__) || defined(__i386__)
+#ifndef __rtems__
static int
S_bios_smap_xattr(size_t l2, void *p)
{
@@ -850,6 +853,7 @@ S_bios_smap_xattr(size_t l2, void *p)
(uintmax_t)smap->length);
return (0);
}
+#endif /* __rtems__ */
#endif
static int
@@ -1061,7 +1065,11 @@ show_var(int *oid, int nlen)
#endif
#if defined(__amd64__) || defined(__i386__)
else if (strcmp(fmt, "S,bios_smap_xattr") == 0)
- func = S_bios_smap_xattr;
+#ifndef __rtems__
+ func = S_bios_smap_xattr;
+#else /* __rtems__ */
+ func = NULL;
+#endif /* __rtems__ */
#endif
else {
func = NULL;
diff --git a/freebsd/sys/dev/pci/pci_pci.c b/freebsd/sys/dev/pci/pci_pci.c
index cdcba150..7b048c83 100644
--- a/freebsd/sys/dev/pci/pci_pci.c
+++ b/freebsd/sys/dev/pci/pci_pci.c
@@ -1593,6 +1593,7 @@ pcib_attach_common(device_t dev)
sc->flags |= PCIB_SUBTRACTIVE;
break;
+#ifndef __rtems__
#if !(defined(NEW_PCIB) && defined(PCI_RES_BUS))
/* Compaq R3000 BIOS sets wrong subordinate bus number. */
case 0x00dd10de:
@@ -1620,6 +1621,7 @@ pcib_attach_common(device_t dev)
break;
}
#endif
+#endif /* __rtems__ */
}
if (pci_msi_device_blacklisted(dev))
diff --git a/freebsd/sys/i386/i386/legacy.c b/freebsd/sys/i386/i386/legacy.c
deleted file mode 100644
index 50fa9aa2..00000000
--- a/freebsd/sys/i386/i386/legacy.c
+++ /dev/null
@@ -1,381 +0,0 @@
-#include <machine/rtems-bsd-kernel-space.h>
-
-/*-
- * Copyright 1998 Massachusetts Institute of Technology
- *
- * Permission to use, copy, modify, and distribute this software and
- * its documentation for any purpose and without fee is hereby
- * granted, provided that both the above copyright notice and this
- * permission notice appear in all copies, that both the above
- * copyright notice and this permission notice appear in all
- * supporting documentation, and that the name of M.I.T. not be used
- * in advertising or publicity pertaining to distribution of the
- * software without specific, written prior permission. M.I.T. makes
- * no representations about the suitability of this software for any
- * purpose. It is provided "as is" without express or implied
- * warranty.
- *
- * THIS SOFTWARE IS PROVIDED BY M.I.T. ``AS IS''. M.I.T. DISCLAIMS
- * ALL EXPRESS OR IMPLIED WARRANTIES WITH REGARD TO THIS SOFTWARE,
- * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT
- * SHALL M.I.T. BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
- * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
- * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
- * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
- * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- */
-
-#include <sys/cdefs.h>
-__FBSDID("$FreeBSD$");
-
-/*
- * This code implements a system driver for legacy systems that do not
- * support ACPI or when ACPI support is not present in the kernel.
- */
-
-#include <sys/param.h>
-#include <sys/systm.h>
-#include <sys/bus.h>
-#include <sys/cpu.h>
-#include <sys/kernel.h>
-#include <sys/malloc.h>
-#include <sys/module.h>
-#include <machine/bus.h>
-#include <sys/pcpu.h>
-#include <sys/rman.h>
-#include <sys/smp.h>
-
-#include <rtems/bsd/local/opt_mca.h>
-#ifdef DEV_MCA
-#include <i386/bios/mca_machdep.h>
-#endif
-
-#include <machine/clock.h>
-#include <machine/legacyvar.h>
-#include <machine/resource.h>
-
-static MALLOC_DEFINE(M_LEGACYDEV, "legacydrv", "legacy system device");
-struct legacy_device {
- int lg_pcibus;
- int lg_pcislot;
- int lg_pcifunc;
-};
-
-#define DEVTOAT(dev) ((struct legacy_device *)device_get_ivars(dev))
-
-static int legacy_probe(device_t);
-static int legacy_attach(device_t);
-static int legacy_print_child(device_t, device_t);
-static device_t legacy_add_child(device_t bus, u_int order, const char *name,
- int unit);
-static int legacy_read_ivar(device_t, device_t, int, uintptr_t *);
-static int legacy_write_ivar(device_t, device_t, int, uintptr_t);
-
-static device_method_t legacy_methods[] = {
- /* Device interface */
- DEVMETHOD(device_probe, legacy_probe),
- DEVMETHOD(device_attach, legacy_attach),
- DEVMETHOD(device_detach, bus_generic_detach),
- DEVMETHOD(device_shutdown, bus_generic_shutdown),
- DEVMETHOD(device_suspend, bus_generic_suspend),
- DEVMETHOD(device_resume, bus_generic_resume),
-
- /* Bus interface */
- DEVMETHOD(bus_print_child, legacy_print_child),
- DEVMETHOD(bus_add_child, legacy_add_child),
- DEVMETHOD(bus_read_ivar, legacy_read_ivar),
- DEVMETHOD(bus_write_ivar, legacy_write_ivar),
- DEVMETHOD(bus_alloc_resource, bus_generic_alloc_resource),
- DEVMETHOD(bus_adjust_resource, bus_generic_adjust_resource),
- DEVMETHOD(bus_release_resource, bus_generic_release_resource),
- DEVMETHOD(bus_activate_resource, bus_generic_activate_resource),
- DEVMETHOD(bus_deactivate_resource, bus_generic_deactivate_resource),
- DEVMETHOD(bus_setup_intr, bus_generic_setup_intr),
- DEVMETHOD(bus_teardown_intr, bus_generic_teardown_intr),
-
- { 0, 0 }
-};
-
-static driver_t legacy_driver = {
- "legacy",
- legacy_methods,
- 1, /* no softc */
-};
-static devclass_t legacy_devclass;
-
-DRIVER_MODULE(legacy, nexus, legacy_driver, legacy_devclass, 0, 0);
-
-static int
-legacy_probe(device_t dev)
-{
-
- device_set_desc(dev, "legacy system");
- device_quiet(dev);
- return (0);
-}
-
-static int
-legacy_attach(device_t dev)
-{
- device_t child;
-
- /*
- * Let our child drivers identify any child devices that they
- * can find. Once that is done attach any devices that we
- * found.
- */
- bus_generic_probe(dev);
- bus_generic_attach(dev);
-
-#ifndef PC98
- /*
- * If we didn't see EISA or ISA on a pci bridge, create some
- * connection points now so they show up "on motherboard".
- */
- if (!devclass_get_device(devclass_find("eisa"), 0)) {
- child = BUS_ADD_CHILD(dev, 0, "eisa", 0);
- if (child == NULL)
- panic("legacy_attach eisa");
- device_probe_and_attach(child);
- }
-#endif
-#ifdef DEV_MCA
- if (MCA_system && !devclass_get_device(devclass_find("mca"), 0)) {
- child = BUS_ADD_CHILD(dev, 0, "mca", 0);
- if (child == 0)
- panic("legacy_probe mca");
- device_probe_and_attach(child);
- }
-#endif
- if (!devclass_get_device(devclass_find("isa"), 0)) {
- child = BUS_ADD_CHILD(dev, 0, "isa", 0);
- if (child == NULL)
- panic("legacy_attach isa");
- device_probe_and_attach(child);
- }
-
- return 0;
-}
-
-static int
-legacy_print_child(device_t bus, device_t child)
-{
- struct legacy_device *atdev = DEVTOAT(child);
- int retval = 0;
-
- retval += bus_print_child_header(bus, child);
- if (atdev->lg_pcibus != -1)
- retval += printf(" pcibus %d", atdev->lg_pcibus);
- retval += printf(" on motherboard\n"); /* XXX "motherboard", ick */
-
- return (retval);
-}
-
-static device_t
-legacy_add_child(device_t bus, u_int order, const char *name, int unit)
-{
- device_t child;
- struct legacy_device *atdev;
-
- atdev = malloc(sizeof(struct legacy_device), M_LEGACYDEV,
- M_NOWAIT | M_ZERO);
- if (atdev == NULL)
- return(NULL);
- atdev->lg_pcibus = -1;
- atdev->lg_pcislot = -1;
- atdev->lg_pcifunc = -1;
-
- child = device_add_child_ordered(bus, order, name, unit);
- if (child == NULL)
- free(atdev, M_LEGACYDEV);
- else
- /* should we free this in legacy_child_detached? */
- device_set_ivars(child, atdev);
-
- return (child);
-}
-
-static int
-legacy_read_ivar(device_t dev, device_t child, int which, uintptr_t *result)
-{
- struct legacy_device *atdev = DEVTOAT(child);
-
- switch (which) {
- case LEGACY_IVAR_PCIDOMAIN:
- *result = 0;
- break;
- case LEGACY_IVAR_PCIBUS:
- *result = atdev->lg_pcibus;
- break;
- case LEGACY_IVAR_PCISLOT:
- *result = atdev->lg_pcislot;
- break;
- case LEGACY_IVAR_PCIFUNC:
- *result = atdev->lg_pcifunc;
- break;
- default:
- return ENOENT;
- }
- return 0;
-}
-
-
-static int
-legacy_write_ivar(device_t dev, device_t child, int which, uintptr_t value)
-{
- struct legacy_device *atdev = DEVTOAT(child);
-
- switch (which) {
- case LEGACY_IVAR_PCIDOMAIN:
- return EINVAL;
- case LEGACY_IVAR_PCIBUS:
- atdev->lg_pcibus = value;
- break;
- case LEGACY_IVAR_PCISLOT:
- atdev->lg_pcislot = value;
- break;
- case LEGACY_IVAR_PCIFUNC:
- atdev->lg_pcifunc = value;
- break;
- default:
- return ENOENT;
- }
- return 0;
-}
-
-/*
- * Legacy CPU attachment when ACPI is not available. Drivers like
- * cpufreq(4) hang off this.
- */
-static void cpu_identify(driver_t *driver, device_t parent);
-static int cpu_read_ivar(device_t dev, device_t child, int index,
- uintptr_t *result);
-static device_t cpu_add_child(device_t bus, u_int order, const char *name,
- int unit);
-static struct resource_list *cpu_get_rlist(device_t dev, device_t child);
-
-struct cpu_device {
- struct resource_list cd_rl;
-#ifndef __rtems__
- struct pcpu *cd_pcpu;
-#endif /* __rtems__ */
-};
-
-static device_method_t cpu_methods[] = {
- /* Device interface */
- DEVMETHOD(device_identify, cpu_identify),
- DEVMETHOD(device_probe, bus_generic_probe),
- DEVMETHOD(device_attach, bus_generic_attach),
- DEVMETHOD(device_detach, bus_generic_detach),
- DEVMETHOD(device_shutdown, bus_generic_shutdown),
- DEVMETHOD(device_suspend, bus_generic_suspend),
- DEVMETHOD(device_resume, bus_generic_resume),
-
- /* Bus interface */
- DEVMETHOD(bus_add_child, cpu_add_child),
- DEVMETHOD(bus_read_ivar, cpu_read_ivar),
- DEVMETHOD(bus_get_resource_list, cpu_get_rlist),
- DEVMETHOD(bus_get_resource, bus_generic_rl_get_resource),
- DEVMETHOD(bus_set_resource, bus_generic_rl_set_resource),
- DEVMETHOD(bus_alloc_resource, bus_generic_rl_alloc_resource),
- DEVMETHOD(bus_release_resource, bus_generic_rl_release_resource),
- DEVMETHOD(bus_activate_resource, bus_generic_activate_resource),
- DEVMETHOD(bus_deactivate_resource, bus_generic_deactivate_resource),
- DEVMETHOD(bus_setup_intr, bus_generic_setup_intr),
- DEVMETHOD(bus_teardown_intr, bus_generic_teardown_intr),
-
- DEVMETHOD_END
-};
-
-static driver_t cpu_driver = {
- "cpu",
- cpu_methods,
- 1, /* no softc */
-};
-static devclass_t cpu_devclass;
-DRIVER_MODULE(cpu, legacy, cpu_driver, cpu_devclass, 0, 0);
-
-static void
-cpu_identify(driver_t *driver, device_t parent)
-{
- device_t child;
- int i;
-
- /*
- * Attach a cpuX device for each CPU. We use an order of 150
- * so that these devices are attached after the Host-PCI
- * bridges (which are added at order 100).
- */
- CPU_FOREACH(i) {
- child = BUS_ADD_CHILD(parent, 150, "cpu", i);
- if (child == NULL)
- panic("legacy_attach cpu");
- }
-}
-
-static device_t
-cpu_add_child(device_t bus, u_int order, const char *name, int unit)
-{
- struct cpu_device *cd;
- device_t child;
-#ifndef __rtems__
- struct pcpu *pc;
-#endif /* __rtems__ */
-
- if ((cd = malloc(sizeof(*cd), M_DEVBUF, M_NOWAIT | M_ZERO)) == NULL)
- return (NULL);
-
- resource_list_init(&cd->cd_rl);
-#ifndef __rtems__
- pc = pcpu_find(device_get_unit(bus));
- cd->cd_pcpu = pc;
-#endif /* __rtems__ */
-
- child = device_add_child_ordered(bus, order, name, unit);
- if (child != NULL) {
-#ifndef __rtems__
- pc->pc_device = child;
-#endif /* __rtems__ */
- device_set_ivars(child, cd);
- } else
- free(cd, M_DEVBUF);
- return (child);
-}
-
-static struct resource_list *
-cpu_get_rlist(device_t dev, device_t child)
-{
- struct cpu_device *cpdev;
-
- cpdev = device_get_ivars(child);
- return (&cpdev->cd_rl);
-}
-
-static int
-cpu_read_ivar(device_t dev, device_t child, int index, uintptr_t *result)
-{
- struct cpu_device *cpdev;
-
- switch (index) {
-#ifndef __rtems__
- case CPU_IVAR_PCPU:
- cpdev = device_get_ivars(child);
- *result = (uintptr_t)cpdev->cd_pcpu;
- break;
- case CPU_IVAR_NOMINAL_MHZ:
- if (tsc_is_invariant) {
- *result = (uintptr_t)(atomic_load_acq_64(&tsc_freq) /
- 1000000);
- break;
- }
- /* FALLTHROUGH */
-#endif /* __rtems__ */
- default:
- return (ENOENT);
- }
- return (0);
-}
diff --git a/freebsd/sys/i386/include/machine/cpufunc.h b/freebsd/sys/i386/include/machine/cpufunc.h
index a029da3b..e50ef9d7 100644
--- a/freebsd/sys/i386/include/machine/cpufunc.h
+++ b/freebsd/sys/i386/include/machine/cpufunc.h
@@ -233,11 +233,13 @@ fls(int mask)
#define HAVE_INLINE_FLSL
+#ifndef __rtems__
static __inline __pure2 int
flsl(long mask)
{
return (fls((int)mask));
}
+#endif /* __rtems__ */
#endif /* _KERNEL */
diff --git a/freebsd/sys/sys/mbuf.h b/freebsd/sys/sys/mbuf.h
index ba2e1873..bf48acbb 100644
--- a/freebsd/sys/sys/mbuf.h
+++ b/freebsd/sys/sys/mbuf.h
@@ -348,6 +348,7 @@ struct mbuf_ext_pgs {
vm_paddr_t pa[MBUF_PEXT_MAX_PGS]; /* phys addrs of pages */
char hdr[MBUF_PEXT_HDR_LEN]; /* TLS header */
struct ktls_session *tls; /* TLS session */
+#if defined(__rtems__) && !defined(__i386__)
#if defined(__i386__) || \
(defined(__powerpc__) && !defined(__powerpc64__) && defined(BOOKE))
/*
@@ -356,6 +357,7 @@ struct mbuf_ext_pgs {
*/
uint32_t pad;
#endif
+#endif /* __rtems__ && !__i386__ */
union {
char trail[MBUF_PEXT_TRAIL_LEN]; /* TLS trailer */
struct {
diff --git a/freebsd/sys/x86/pci/pci_bus.c b/freebsd/sys/x86/pci/pci_bus.c
index 0db41c18..ff4ef68e 100644
--- a/freebsd/sys/x86/pci/pci_bus.c
+++ b/freebsd/sys/x86/pci/pci_bus.c
@@ -49,7 +49,11 @@ __FBSDID("$FreeBSD$");
#ifdef CPU_ELAN
#include <machine/md_var.h>
#endif
+#ifdef __rtems__
+#include <machine/legacyvar.h>
+#else /* __rtems__ */
#include <x86/legacyvar.h>
+#endif /* __rtems__ */
#include <machine/pci_cfgreg.h>
#include <machine/resource.h>
diff --git a/freebsd/sys/x86/x86/legacy.c b/freebsd/sys/x86/x86/legacy.c
index 4c2174ba..9297f1f3 100644
--- a/freebsd/sys/x86/x86/legacy.c
+++ b/freebsd/sys/x86/x86/legacy.c
@@ -115,6 +115,7 @@ legacy_probe(device_t dev)
return (0);
}
+#ifndef __rtems__
/*
* Grope around in the PCI config space to see if this is a chipset
* that is capable of doing memory-mapped config cycles. This also
@@ -154,13 +155,16 @@ legacy_pci_cfgregopen(device_t dev)
if (bootverbose && cfgmech == CFGMECH_PCIE)
device_printf(dev, "Enabled ECAM PCIe accesses\n");
}
+#endif /* __rtems__ */
static int
legacy_attach(device_t dev)
{
device_t child;
+#ifndef __rtems__
legacy_pci_cfgregopen(dev);
+#endif /* __rtems__ */
/*
* Let our child drivers identify any child devices that they
@@ -282,7 +286,9 @@ static struct resource_list *cpu_get_rlist(device_t dev, device_t child);
struct cpu_device {
struct resource_list cd_rl;
+#ifndef __rtems__
struct pcpu *cd_pcpu;
+#endif /* __rtems__ */
};
static device_method_t cpu_methods[] = {
@@ -342,18 +348,24 @@ cpu_add_child(device_t bus, u_int order, const char *name, int unit)
{
struct cpu_device *cd;
device_t child;
+#ifndef __rtems__
struct pcpu *pc;
+#endif /* __rtems__ */
if ((cd = malloc(sizeof(*cd), M_DEVBUF, M_NOWAIT | M_ZERO)) == NULL)
return (NULL);
resource_list_init(&cd->cd_rl);
+#ifndef __rtems__
pc = pcpu_find(device_get_unit(bus));
cd->cd_pcpu = pc;
+#endif /* __rtems__ */
child = device_add_child_ordered(bus, order, name, unit);
if (child != NULL) {
+#ifndef __rtems__
pc->pc_device = child;
+#endif /* __rtems__ */
device_set_ivars(child, cd);
} else
free(cd, M_DEVBUF);
@@ -375,6 +387,7 @@ cpu_read_ivar(device_t dev, device_t child, int index, uintptr_t *result)
struct cpu_device *cpdev;
switch (index) {
+#ifndef __rtems__
case CPU_IVAR_PCPU:
cpdev = device_get_ivars(child);
*result = (uintptr_t)cpdev->cd_pcpu;
@@ -386,6 +399,7 @@ cpu_read_ivar(device_t dev, device_t child, int index, uintptr_t *result)
break;
}
/* FALLTHROUGH */
+#endif /* __rtems__ */
default:
return (ENOENT);
}
diff --git a/rtemsbsd/i386/include/machine/clock.h b/rtemsbsd/i386/include/machine/clock.h
new file mode 100644
index 00000000..415e2b55
--- /dev/null
+++ b/rtemsbsd/i386/include/machine/clock.h
@@ -0,0 +1,2 @@
+extern int tsc_is_invariant;
+extern uint64_t tsc_freq;
diff --git a/rtemsbsd/include/x86/bus.h b/rtemsbsd/include/x86/bus.h
new file mode 100644
index 00000000..2427ae51
--- /dev/null
+++ b/rtemsbsd/include/x86/bus.h
@@ -0,0 +1,1109 @@
+/*-
+ * SPDX-License-Identifier: BSD-3-Clause AND BSD-2-Clause-NetBSDE
+ *
+ * Copyright (c) KATO Takenori, 1999.
+ *
+ * All rights reserved. Unpublished rights reserved under the copyright
+ * laws of Japan.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer as
+ * the first lines of this file unmodified.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. The name of the author may not be used to endorse or promote products
+ * derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+ * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * $FreeBSD$
+ */
+
+/* $NetBSD: bus.h,v 1.12 1997/10/01 08:25:15 fvdl Exp $ */
+
+/*-
+ * Copyright (c) 1996, 1997 The NetBSD Foundation, Inc.
+ * All rights reserved.
+ *
+ * This code is derived from software contributed to The NetBSD Foundation
+ * by Jason R. Thorpe of the Numerical Aerospace Simulation Facility,
+ * NASA Ames Research Center.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
+ * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
+ * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+/*-
+ * Copyright (c) 1996 Charles M. Hannum. All rights reserved.
+ * Copyright (c) 1996 Christopher G. Demetriou. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ * must display the following acknowledgement:
+ * This product includes software developed by Christopher G. Demetriou
+ * for the NetBSD Project.
+ * 4. The name of the author may not be used to endorse or promote products
+ * derived from this software without specific prior written permission
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+ * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef _X86_BUS_H_
+#define _X86_BUS_H_
+
+#include <machine/_bus.h>
+#include <machine/cpufunc.h>
+
+#ifndef __GNUCLIKE_ASM
+#error "no assembler code for your compiler"
+#endif
+
+/*
+ * Values for the x86 bus space tag, not to be used directly by MI code.
+ */
+#define X86_BUS_SPACE_IO 0 /* space is i/o space */
+#define X86_BUS_SPACE_MEM 1 /* space is mem space */
+
+#define BUS_SPACE_MAXSIZE_24BIT 0xFFFFFF
+#define BUS_SPACE_MAXSIZE_32BIT 0xFFFFFFFF
+#if defined(__amd64__)
+#define BUS_SPACE_MAXSIZE 0xFFFFFFFFFFFFFFFFULL
+#else
+#define BUS_SPACE_MAXSIZE 0xFFFFFFFF
+#endif
+#define BUS_SPACE_MAXADDR_24BIT 0xFFFFFF
+#define BUS_SPACE_MAXADDR_32BIT 0xFFFFFFFF
+#if defined(__amd64__) || defined(PAE)
+#define BUS_SPACE_MAXADDR_48BIT 0xFFFFFFFFFFFFULL
+#define BUS_SPACE_MAXADDR 0xFFFFFFFFFFFFFFFFULL
+#else
+#define BUS_SPACE_MAXADDR 0xFFFFFFFF
+#endif
+
+#define BUS_SPACE_INVALID_DATA (~0)
+#define BUS_SPACE_UNRESTRICTED (~0)
+
+/*
+ * Map a region of device bus space into CPU virtual address space.
+ */
+
+int bus_space_map(bus_space_tag_t tag, bus_addr_t addr, bus_size_t size,
+ int flags, bus_space_handle_t *bshp);
+
+/*
+ * Unmap a region of device bus space.
+ */
+
+void bus_space_unmap(bus_space_tag_t tag, bus_space_handle_t bsh,
+ bus_size_t size);
+
+/*
+ * Get a new handle for a subregion of an already-mapped area of bus space.
+ */
+
+static __inline int bus_space_subregion(bus_space_tag_t t,
+ bus_space_handle_t bsh,
+ bus_size_t offset, bus_size_t size,
+ bus_space_handle_t *nbshp);
+
+static __inline int
+bus_space_subregion(bus_space_tag_t t __unused, bus_space_handle_t bsh,
+ bus_size_t offset, bus_size_t size __unused,
+ bus_space_handle_t *nbshp)
+{
+
+ *nbshp = bsh + offset;
+ return (0);
+}
+
+/*
+ * Allocate a region of memory that is accessible to devices in bus space.
+ */
+
+int bus_space_alloc(bus_space_tag_t t, bus_addr_t rstart,
+ bus_addr_t rend, bus_size_t size, bus_size_t align,
+ bus_size_t boundary, int flags, bus_addr_t *addrp,
+ bus_space_handle_t *bshp);
+
+/*
+ * Free a region of bus space accessible memory.
+ */
+
+static __inline void bus_space_free(bus_space_tag_t t, bus_space_handle_t bsh,
+ bus_size_t size);
+
+static __inline void
+bus_space_free(bus_space_tag_t t __unused, bus_space_handle_t bsh __unused,
+ bus_size_t size __unused)
+{
+}
+
+
+/*
+ * Read a 1, 2, 4, or 8 byte quantity from bus space
+ * described by tag/handle/offset.
+ */
+static __inline u_int8_t bus_space_read_1(bus_space_tag_t tag,
+ bus_space_handle_t handle,
+ bus_size_t offset);
+
+static __inline u_int16_t bus_space_read_2(bus_space_tag_t tag,
+ bus_space_handle_t handle,
+ bus_size_t offset);
+
+static __inline u_int32_t bus_space_read_4(bus_space_tag_t tag,
+ bus_space_handle_t handle,
+ bus_size_t offset);
+
+#ifdef __amd64__
+static __inline uint64_t bus_space_read_8(bus_space_tag_t tag,
+ bus_space_handle_t handle,
+ bus_size_t offset);
+#endif
+
+static __inline u_int8_t
+bus_space_read_1(bus_space_tag_t tag, bus_space_handle_t handle,
+ bus_size_t offset)
+{
+
+ if (tag == X86_BUS_SPACE_IO)
+ return (inb(handle + offset));
+ return (*(volatile u_int8_t *)(handle + offset));
+}
+
+static __inline u_int16_t
+bus_space_read_2(bus_space_tag_t tag, bus_space_handle_t handle,
+ bus_size_t offset)
+{
+
+ if (tag == X86_BUS_SPACE_IO)
+ return (inw(handle + offset));
+ return (*(volatile u_int16_t *)(handle + offset));
+}
+
+static __inline u_int32_t
+bus_space_read_4(bus_space_tag_t tag, bus_space_handle_t handle,
+ bus_size_t offset)
+{
+
+ if (tag == X86_BUS_SPACE_IO)
+ return (inl(handle + offset));
+ return (*(volatile u_int32_t *)(handle + offset));
+}
+
+#ifdef __amd64__
+static __inline uint64_t
+bus_space_read_8(bus_space_tag_t tag, bus_space_handle_t handle,
+ bus_size_t offset)
+{
+
+ if (tag == X86_BUS_SPACE_IO) /* No 8 byte IO space access on x86 */
+ return (BUS_SPACE_INVALID_DATA);
+ return (*(volatile uint64_t *)(handle + offset));
+}
+#endif
+
+/*
+ * Read `count' 1, 2, 4, or 8 byte quantities from bus space
+ * described by tag/handle/offset and copy into buffer provided.
+ */
+static __inline void bus_space_read_multi_1(bus_space_tag_t tag,
+ bus_space_handle_t bsh,
+ bus_size_t offset, u_int8_t *addr,
+ size_t count);
+
+static __inline void bus_space_read_multi_2(bus_space_tag_t tag,
+ bus_space_handle_t bsh,
+ bus_size_t offset, u_int16_t *addr,
+ size_t count);
+
+static __inline void bus_space_read_multi_4(bus_space_tag_t tag,
+ bus_space_handle_t bsh,
+ bus_size_t offset, u_int32_t *addr,
+ size_t count);
+
+static __inline void
+bus_space_read_multi_1(bus_space_tag_t tag, bus_space_handle_t bsh,
+ bus_size_t offset, u_int8_t *addr, size_t count)
+{
+
+ if (tag == X86_BUS_SPACE_IO)
+ insb(bsh + offset, addr, count);
+ else {
+#ifdef __GNUCLIKE_ASM
+ __asm __volatile(" \n\
+ cld \n\
+ 1: movb (%2),%%al \n\
+ stosb \n\
+ loop 1b" :
+ "=D" (addr), "=c" (count) :
+ "r" (bsh + offset), "0" (addr), "1" (count) :
+ "%eax", "memory");
+#endif
+ }
+}
+
+static __inline void
+bus_space_read_multi_2(bus_space_tag_t tag, bus_space_handle_t bsh,
+ bus_size_t offset, u_int16_t *addr, size_t count)
+{
+
+ if (tag == X86_BUS_SPACE_IO)
+ insw(bsh + offset, addr, count);
+ else {
+#ifdef __GNUCLIKE_ASM
+ __asm __volatile(" \n\
+ cld \n\
+ 1: movw (%2),%%ax \n\
+ stosw \n\
+ loop 1b" :
+ "=D" (addr), "=c" (count) :
+ "r" (bsh + offset), "0" (addr), "1" (count) :
+ "%eax", "memory");
+#endif
+ }
+}
+
+static __inline void
+bus_space_read_multi_4(bus_space_tag_t tag, bus_space_handle_t bsh,
+ bus_size_t offset, u_int32_t *addr, size_t count)
+{
+
+ if (tag == X86_BUS_SPACE_IO)
+ insl(bsh + offset, addr, count);
+ else {
+#ifdef __GNUCLIKE_ASM
+ __asm __volatile(" \n\
+ cld \n\
+ 1: movl (%2),%%eax \n\
+ stosl \n\
+ loop 1b" :
+ "=D" (addr), "=c" (count) :
+ "r" (bsh + offset), "0" (addr), "1" (count) :
+ "%eax", "memory");
+#endif
+ }
+}
+
+#if 0 /* Cause a link error for bus_space_read_multi_8 */
+#define bus_space_read_multi_8 !!! bus_space_read_multi_8 unimplemented !!!
+#endif
+
+/*
+ * Read `count' 1, 2, 4, or 8 byte quantities from bus space
+ * described by tag/handle and starting at `offset' and copy into
+ * buffer provided.
+ */
+static __inline void bus_space_read_region_1(bus_space_tag_t tag,
+ bus_space_handle_t bsh,
+ bus_size_t offset, u_int8_t *addr,
+ size_t count);
+
+static __inline void bus_space_read_region_2(bus_space_tag_t tag,
+ bus_space_handle_t bsh,
+ bus_size_t offset, u_int16_t *addr,
+ size_t count);
+
+static __inline void bus_space_read_region_4(bus_space_tag_t tag,
+ bus_space_handle_t bsh,
+ bus_size_t offset, u_int32_t *addr,
+ size_t count);
+
+
+static __inline void
+bus_space_read_region_1(bus_space_tag_t tag, bus_space_handle_t bsh,
+ bus_size_t offset, u_int8_t *addr, size_t count)
+{
+
+ if (tag == X86_BUS_SPACE_IO) {
+ int _port_ = bsh + offset;
+#ifdef __GNUCLIKE_ASM
+ __asm __volatile(" \n\
+ cld \n\
+ 1: inb %w2,%%al \n\
+ stosb \n\
+ incl %2 \n\
+ loop 1b" :
+ "=D" (addr), "=c" (count), "=d" (_port_) :
+ "0" (addr), "1" (count), "2" (_port_) :
+ "%eax", "memory", "cc");
+#endif
+ } else {
+ bus_space_handle_t _port_ = bsh + offset;
+#ifdef __GNUCLIKE_ASM
+ __asm __volatile(" \n\
+ cld \n\
+ repne \n\
+ movsb" :
+ "=D" (addr), "=c" (count), "=S" (_port_) :
+ "0" (addr), "1" (count), "2" (_port_) :
+ "memory", "cc");
+#endif
+ }
+}
+
+static __inline void
+bus_space_read_region_2(bus_space_tag_t tag, bus_space_handle_t bsh,
+ bus_size_t offset, u_int16_t *addr, size_t count)
+{
+
+ if (tag == X86_BUS_SPACE_IO) {
+ int _port_ = bsh + offset;
+#ifdef __GNUCLIKE_ASM
+ __asm __volatile(" \n\
+ cld \n\
+ 1: inw %w2,%%ax \n\
+ stosw \n\
+ addl $2,%2 \n\
+ loop 1b" :
+ "=D" (addr), "=c" (count), "=d" (_port_) :
+ "0" (addr), "1" (count), "2" (_port_) :
+ "%eax", "memory", "cc");
+#endif
+ } else {
+ bus_space_handle_t _port_ = bsh + offset;
+#ifdef __GNUCLIKE_ASM
+ __asm __volatile(" \n\
+ cld \n\
+ repne \n\
+ movsw" :
+ "=D" (addr), "=c" (count), "=S" (_port_) :
+ "0" (addr), "1" (count), "2" (_port_) :
+ "memory", "cc");
+#endif
+ }
+}
+
+static __inline void
+bus_space_read_region_4(bus_space_tag_t tag, bus_space_handle_t bsh,
+ bus_size_t offset, u_int32_t *addr, size_t count)
+{
+
+ if (tag == X86_BUS_SPACE_IO) {
+ int _port_ = bsh + offset;
+#ifdef __GNUCLIKE_ASM
+ __asm __volatile(" \n\
+ cld \n\
+ 1: inl %w2,%%eax \n\
+ stosl \n\
+ addl $4,%2 \n\
+ loop 1b" :
+ "=D" (addr), "=c" (count), "=d" (_port_) :
+ "0" (addr), "1" (count), "2" (_port_) :
+ "%eax", "memory", "cc");
+#endif
+ } else {
+ bus_space_handle_t _port_ = bsh + offset;
+#ifdef __GNUCLIKE_ASM
+ __asm __volatile(" \n\
+ cld \n\
+ repne \n\
+ movsl" :
+ "=D" (addr), "=c" (count), "=S" (_port_) :
+ "0" (addr), "1" (count), "2" (_port_) :
+ "memory", "cc");
+#endif
+ }
+}
+
+#if 0 /* Cause a link error for bus_space_read_region_8 */
+#define bus_space_read_region_8 !!! bus_space_read_region_8 unimplemented !!!
+#endif
+
+/*
+ * Write the 1, 2, 4, or 8 byte value `value' to bus space
+ * described by tag/handle/offset.
+ */
+
+static __inline void bus_space_write_1(bus_space_tag_t tag,
+ bus_space_handle_t bsh,
+ bus_size_t offset, u_int8_t value);
+
+static __inline void bus_space_write_2(bus_space_tag_t tag,
+ bus_space_handle_t bsh,
+ bus_size_t offset, u_int16_t value);
+
+static __inline void bus_space_write_4(bus_space_tag_t tag,
+ bus_space_handle_t bsh,
+ bus_size_t offset, u_int32_t value);
+
+#ifdef __amd64__
+static __inline void bus_space_write_8(bus_space_tag_t tag,
+ bus_space_handle_t bsh,
+ bus_size_t offset, uint64_t value);
+#endif
+
+static __inline void
+bus_space_write_1(bus_space_tag_t tag, bus_space_handle_t bsh,
+ bus_size_t offset, u_int8_t value)
+{
+
+ if (tag == X86_BUS_SPACE_IO)
+ outb(bsh + offset, value);
+ else
+ *(volatile u_int8_t *)(bsh + offset) = value;
+}
+
+static __inline void
+bus_space_write_2(bus_space_tag_t tag, bus_space_handle_t bsh,
+ bus_size_t offset, u_int16_t value)
+{
+
+ if (tag == X86_BUS_SPACE_IO)
+ outw(bsh + offset, value);
+ else
+ *(volatile u_int16_t *)(bsh + offset) = value;
+}
+
+static __inline void
+bus_space_write_4(bus_space_tag_t tag, bus_space_handle_t bsh,
+ bus_size_t offset, u_int32_t value)
+{
+
+ if (tag == X86_BUS_SPACE_IO)
+ outl(bsh + offset, value);
+ else
+ *(volatile u_int32_t *)(bsh + offset) = value;
+}
+
+#ifdef __amd64__
+static __inline void
+bus_space_write_8(bus_space_tag_t tag, bus_space_handle_t bsh,
+ bus_size_t offset, uint64_t value)
+{
+
+ if (tag == X86_BUS_SPACE_IO) /* No 8 byte IO space access on x86 */
+ return;
+ else
+ *(volatile uint64_t *)(bsh + offset) = value;
+}
+#endif
+
+/*
+ * Write `count' 1, 2, 4, or 8 byte quantities from the buffer
+ * provided to bus space described by tag/handle/offset.
+ */
+
+static __inline void bus_space_write_multi_1(bus_space_tag_t tag,
+ bus_space_handle_t bsh,
+ bus_size_t offset,
+ const u_int8_t *addr,
+ size_t count);
+static __inline void bus_space_write_multi_2(bus_space_tag_t tag,
+ bus_space_handle_t bsh,
+ bus_size_t offset,
+ const u_int16_t *addr,
+ size_t count);
+
+static __inline void bus_space_write_multi_4(bus_space_tag_t tag,
+ bus_space_handle_t bsh,
+ bus_size_t offset,
+ const u_int32_t *addr,
+ size_t count);
+
+static __inline void
+bus_space_write_multi_1(bus_space_tag_t tag, bus_space_handle_t bsh,
+ bus_size_t offset, const u_int8_t *addr, size_t count)
+{
+
+ if (tag == X86_BUS_SPACE_IO)
+ outsb(bsh + offset, addr, count);
+ else {
+#ifdef __GNUCLIKE_ASM
+ __asm __volatile(" \n\
+ cld \n\
+ 1: lodsb \n\
+ movb %%al,(%2) \n\
+ loop 1b" :
+ "=S" (addr), "=c" (count) :
+ "r" (bsh + offset), "0" (addr), "1" (count) :
+ "%eax", "memory", "cc");
+#endif
+ }
+}
+
+static __inline void
+bus_space_write_multi_2(bus_space_tag_t tag, bus_space_handle_t bsh,
+ bus_size_t offset, const u_int16_t *addr, size_t count)
+{
+
+ if (tag == X86_BUS_SPACE_IO)
+ outsw(bsh + offset, addr, count);
+ else {
+#ifdef __GNUCLIKE_ASM
+ __asm __volatile(" \n\
+ cld \n\
+ 1: lodsw \n\
+ movw %%ax,(%2) \n\
+ loop 1b" :
+ "=S" (addr), "=c" (count) :
+ "r" (bsh + offset), "0" (addr), "1" (count) :
+ "%eax", "memory", "cc");
+#endif
+ }
+}
+
+static __inline void
+bus_space_write_multi_4(bus_space_tag_t tag, bus_space_handle_t bsh,
+ bus_size_t offset, const u_int32_t *addr, size_t count)
+{
+
+ if (tag == X86_BUS_SPACE_IO)
+ outsl(bsh + offset, addr, count);
+ else {
+#ifdef __GNUCLIKE_ASM
+ __asm __volatile(" \n\
+ cld \n\
+ 1: lodsl \n\
+ movl %%eax,(%2) \n\
+ loop 1b" :
+ "=S" (addr), "=c" (count) :
+ "r" (bsh + offset), "0" (addr), "1" (count) :
+ "%eax", "memory", "cc");
+#endif
+ }
+}
+
+#if 0 /* Cause a link error for bus_space_write_multi_8 */
+#define bus_space_write_multi_8(t, h, o, a, c) \
+ !!! bus_space_write_multi_8 unimplemented !!!
+#endif
+
+/*
+ * Write `count' 1, 2, 4, or 8 byte quantities from the buffer provided
+ * to bus space described by tag/handle starting at `offset'.
+ */
+
+static __inline void bus_space_write_region_1(bus_space_tag_t tag,
+ bus_space_handle_t bsh,
+ bus_size_t offset,
+ const u_int8_t *addr,
+ size_t count);
+static __inline void bus_space_write_region_2(bus_space_tag_t tag,
+ bus_space_handle_t bsh,
+ bus_size_t offset,
+ const u_int16_t *addr,
+ size_t count);
+static __inline void bus_space_write_region_4(bus_space_tag_t tag,
+ bus_space_handle_t bsh,
+ bus_size_t offset,
+ const u_int32_t *addr,
+ size_t count);
+
+static __inline void
+bus_space_write_region_1(bus_space_tag_t tag, bus_space_handle_t bsh,
+ bus_size_t offset, const u_int8_t *addr, size_t count)
+{
+
+ if (tag == X86_BUS_SPACE_IO) {
+ int _port_ = bsh + offset;
+#ifdef __GNUCLIKE_ASM
+ __asm __volatile(" \n\
+ cld \n\
+ 1: lodsb \n\
+ outb %%al,%w0 \n\
+ incl %0 \n\
+ loop 1b" :
+ "=d" (_port_), "=S" (addr), "=c" (count) :
+ "0" (_port_), "1" (addr), "2" (count) :
+ "%eax", "memory", "cc");
+#endif
+ } else {
+ bus_space_handle_t _port_ = bsh + offset;
+#ifdef __GNUCLIKE_ASM
+ __asm __volatile(" \n\
+ cld \n\
+ repne \n\
+ movsb" :
+ "=D" (_port_), "=S" (addr), "=c" (count) :
+ "0" (_port_), "1" (addr), "2" (count) :
+ "memory", "cc");
+#endif
+ }
+}
+
+static __inline void
+bus_space_write_region_2(bus_space_tag_t tag, bus_space_handle_t bsh,
+ bus_size_t offset, const u_int16_t *addr, size_t count)
+{
+
+ if (tag == X86_BUS_SPACE_IO) {
+ int _port_ = bsh + offset;
+#ifdef __GNUCLIKE_ASM
+ __asm __volatile(" \n\
+ cld \n\
+ 1: lodsw \n\
+ outw %%ax,%w0 \n\
+ addl $2,%0 \n\
+ loop 1b" :
+ "=d" (_port_), "=S" (addr), "=c" (count) :
+ "0" (_port_), "1" (addr), "2" (count) :
+ "%eax", "memory", "cc");
+#endif
+ } else {
+ bus_space_handle_t _port_ = bsh + offset;
+#ifdef __GNUCLIKE_ASM
+ __asm __volatile(" \n\
+ cld \n\
+ repne \n\
+ movsw" :
+ "=D" (_port_), "=S" (addr), "=c" (count) :
+ "0" (_port_), "1" (addr), "2" (count) :
+ "memory", "cc");
+#endif
+ }
+}
+
+static __inline void
+bus_space_write_region_4(bus_space_tag_t tag, bus_space_handle_t bsh,
+ bus_size_t offset, const u_int32_t *addr, size_t count)
+{
+
+ if (tag == X86_BUS_SPACE_IO) {
+ int _port_ = bsh + offset;
+#ifdef __GNUCLIKE_ASM
+ __asm __volatile(" \n\
+ cld \n\
+ 1: lodsl \n\
+ outl %%eax,%w0 \n\
+ addl $4,%0 \n\
+ loop 1b" :
+ "=d" (_port_), "=S" (addr), "=c" (count) :
+ "0" (_port_), "1" (addr), "2" (count) :
+ "%eax", "memory", "cc");
+#endif
+ } else {
+ bus_space_handle_t _port_ = bsh + offset;
+#ifdef __GNUCLIKE_ASM
+ __asm __volatile(" \n\
+ cld \n\
+ repne \n\
+ movsl" :
+ "=D" (_port_), "=S" (addr), "=c" (count) :
+ "0" (_port_), "1" (addr), "2" (count) :
+ "memory", "cc");
+#endif
+ }
+}
+
+#if 0 /* Cause a link error for bus_space_write_region_8 */
+#define bus_space_write_region_8 \
+ !!! bus_space_write_region_8 unimplemented !!!
+#endif
+
+/*
+ * Write the 1, 2, 4, or 8 byte value `val' to bus space described
+ * by tag/handle/offset `count' times.
+ */
+
+static __inline void bus_space_set_multi_1(bus_space_tag_t tag,
+ bus_space_handle_t bsh,
+ bus_size_t offset,
+ u_int8_t value, size_t count);
+static __inline void bus_space_set_multi_2(bus_space_tag_t tag,
+ bus_space_handle_t bsh,
+ bus_size_t offset,
+ u_int16_t value, size_t count);
+static __inline void bus_space_set_multi_4(bus_space_tag_t tag,
+ bus_space_handle_t bsh,
+ bus_size_t offset,
+ u_int32_t value, size_t count);
+
+static __inline void
+bus_space_set_multi_1(bus_space_tag_t tag, bus_space_handle_t bsh,
+ bus_size_t offset, u_int8_t value, size_t count)
+{
+ bus_space_handle_t addr = bsh + offset;
+
+ if (tag == X86_BUS_SPACE_IO)
+ while (count--)
+ outb(addr, value);
+ else
+ while (count--)
+ *(volatile u_int8_t *)(addr) = value;
+}
+
+static __inline void
+bus_space_set_multi_2(bus_space_tag_t tag, bus_space_handle_t bsh,
+ bus_size_t offset, u_int16_t value, size_t count)
+{
+ bus_space_handle_t addr = bsh + offset;
+
+ if (tag == X86_BUS_SPACE_IO)
+ while (count--)
+ outw(addr, value);
+ else
+ while (count--)
+ *(volatile u_int16_t *)(addr) = value;
+}
+
+static __inline void
+bus_space_set_multi_4(bus_space_tag_t tag, bus_space_handle_t bsh,
+ bus_size_t offset, u_int32_t value, size_t count)
+{
+ bus_space_handle_t addr = bsh + offset;
+
+ if (tag == X86_BUS_SPACE_IO)
+ while (count--)
+ outl(addr, value);
+ else
+ while (count--)
+ *(volatile u_int32_t *)(addr) = value;
+}
+
+#if 0 /* Cause a link error for bus_space_set_multi_8 */
+#define bus_space_set_multi_8 !!! bus_space_set_multi_8 unimplemented !!!
+#endif
+
+/*
+ * Write `count' 1, 2, 4, or 8 byte value `val' to bus space described
+ * by tag/handle starting at `offset'.
+ */
+
+static __inline void bus_space_set_region_1(bus_space_tag_t tag,
+ bus_space_handle_t bsh,
+ bus_size_t offset, u_int8_t value,
+ size_t count);
+static __inline void bus_space_set_region_2(bus_space_tag_t tag,
+ bus_space_handle_t bsh,
+ bus_size_t offset, u_int16_t value,
+ size_t count);
+static __inline void bus_space_set_region_4(bus_space_tag_t tag,
+ bus_space_handle_t bsh,
+ bus_size_t offset, u_int32_t value,
+ size_t count);
+
+static __inline void
+bus_space_set_region_1(bus_space_tag_t tag, bus_space_handle_t bsh,
+ bus_size_t offset, u_int8_t value, size_t count)
+{
+ bus_space_handle_t addr = bsh + offset;
+
+ if (tag == X86_BUS_SPACE_IO)
+ for (; count != 0; count--, addr++)
+ outb(addr, value);
+ else
+ for (; count != 0; count--, addr++)
+ *(volatile u_int8_t *)(addr) = value;
+}
+
+static __inline void
+bus_space_set_region_2(bus_space_tag_t tag, bus_space_handle_t bsh,
+ bus_size_t offset, u_int16_t value, size_t count)
+{
+ bus_space_handle_t addr = bsh + offset;
+
+ if (tag == X86_BUS_SPACE_IO)
+ for (; count != 0; count--, addr += 2)
+ outw(addr, value);
+ else
+ for (; count != 0; count--, addr += 2)
+ *(volatile u_int16_t *)(addr) = value;
+}
+
+static __inline void
+bus_space_set_region_4(bus_space_tag_t tag, bus_space_handle_t bsh,
+ bus_size_t offset, u_int32_t value, size_t count)
+{
+ bus_space_handle_t addr = bsh + offset;
+
+ if (tag == X86_BUS_SPACE_IO)
+ for (; count != 0; count--, addr += 4)
+ outl(addr, value);
+ else
+ for (; count != 0; count--, addr += 4)
+ *(volatile u_int32_t *)(addr) = value;
+}
+
+#if 0 /* Cause a link error for bus_space_set_region_8 */
+#define bus_space_set_region_8 !!! bus_space_set_region_8 unimplemented !!!
+#endif
+
+/*
+ * Copy `count' 1, 2, 4, or 8 byte values from bus space starting
+ * at tag/bsh1/off1 to bus space starting at tag/bsh2/off2.
+ */
+
+static __inline void bus_space_copy_region_1(bus_space_tag_t tag,
+ bus_space_handle_t bsh1,
+ bus_size_t off1,
+ bus_space_handle_t bsh2,
+ bus_size_t off2, size_t count);
+
+static __inline void bus_space_copy_region_2(bus_space_tag_t tag,
+ bus_space_handle_t bsh1,
+ bus_size_t off1,
+ bus_space_handle_t bsh2,
+ bus_size_t off2, size_t count);
+
+static __inline void bus_space_copy_region_4(bus_space_tag_t tag,
+ bus_space_handle_t bsh1,
+ bus_size_t off1,
+ bus_space_handle_t bsh2,
+ bus_size_t off2, size_t count);
+
+static __inline void
+bus_space_copy_region_1(bus_space_tag_t tag, bus_space_handle_t bsh1,
+ bus_size_t off1, bus_space_handle_t bsh2,
+ bus_size_t off2, size_t count)
+{
+ bus_space_handle_t addr1 = bsh1 + off1;
+ bus_space_handle_t addr2 = bsh2 + off2;
+
+ if (tag == X86_BUS_SPACE_IO) {
+ if (addr1 >= addr2) {
+ /* src after dest: copy forward */
+ for (; count != 0; count--, addr1++, addr2++)
+ outb(addr2, inb(addr1));
+ } else {
+ /* dest after src: copy backwards */
+ for (addr1 += (count - 1), addr2 += (count - 1);
+ count != 0; count--, addr1--, addr2--)
+ outb(addr2, inb(addr1));
+ }
+ } else {
+ if (addr1 >= addr2) {
+ /* src after dest: copy forward */
+ for (; count != 0; count--, addr1++, addr2++)
+ *(volatile u_int8_t *)(addr2) =
+ *(volatile u_int8_t *)(addr1);
+ } else {
+ /* dest after src: copy backwards */
+ for (addr1 += (count - 1), addr2 += (count - 1);
+ count != 0; count--, addr1--, addr2--)
+ *(volatile u_int8_t *)(addr2) =
+ *(volatile u_int8_t *)(addr1);
+ }
+ }
+}
+
+static __inline void
+bus_space_copy_region_2(bus_space_tag_t tag, bus_space_handle_t bsh1,
+ bus_size_t off1, bus_space_handle_t bsh2,
+ bus_size_t off2, size_t count)
+{
+ bus_space_handle_t addr1 = bsh1 + off1;
+ bus_space_handle_t addr2 = bsh2 + off2;
+
+ if (tag == X86_BUS_SPACE_IO) {
+ if (addr1 >= addr2) {
+ /* src after dest: copy forward */
+ for (; count != 0; count--, addr1 += 2, addr2 += 2)
+ outw(addr2, inw(addr1));
+ } else {
+ /* dest after src: copy backwards */
+ for (addr1 += 2 * (count - 1), addr2 += 2 * (count - 1);
+ count != 0; count--, addr1 -= 2, addr2 -= 2)
+ outw(addr2, inw(addr1));
+ }
+ } else {
+ if (addr1 >= addr2) {
+ /* src after dest: copy forward */
+ for (; count != 0; count--, addr1 += 2, addr2 += 2)
+ *(volatile u_int16_t *)(addr2) =
+ *(volatile u_int16_t *)(addr1);
+ } else {
+ /* dest after src: copy backwards */
+ for (addr1 += 2 * (count - 1), addr2 += 2 * (count - 1);
+ count != 0; count--, addr1 -= 2, addr2 -= 2)
+ *(volatile u_int16_t *)(addr2) =
+ *(volatile u_int16_t *)(addr1);
+ }
+ }
+}
+
+static __inline void
+bus_space_copy_region_4(bus_space_tag_t tag, bus_space_handle_t bsh1,
+ bus_size_t off1, bus_space_handle_t bsh2,
+ bus_size_t off2, size_t count)
+{
+ bus_space_handle_t addr1 = bsh1 + off1;
+ bus_space_handle_t addr2 = bsh2 + off2;
+
+ if (tag == X86_BUS_SPACE_IO) {
+ if (addr1 >= addr2) {
+ /* src after dest: copy forward */
+ for (; count != 0; count--, addr1 += 4, addr2 += 4)
+ outl(addr2, inl(addr1));
+ } else {
+ /* dest after src: copy backwards */
+ for (addr1 += 4 * (count - 1), addr2 += 4 * (count - 1);
+ count != 0; count--, addr1 -= 4, addr2 -= 4)
+ outl(addr2, inl(addr1));
+ }
+ } else {
+ if (addr1 >= addr2) {
+ /* src after dest: copy forward */
+ for (; count != 0; count--, addr1 += 4, addr2 += 4)
+ *(volatile u_int32_t *)(addr2) =
+ *(volatile u_int32_t *)(addr1);
+ } else {
+ /* dest after src: copy backwards */
+ for (addr1 += 4 * (count - 1), addr2 += 4 * (count - 1);
+ count != 0; count--, addr1 -= 4, addr2 -= 4)
+ *(volatile u_int32_t *)(addr2) =
+ *(volatile u_int32_t *)(addr1);
+ }
+ }
+}
+
+#if 0 /* Cause a link error for bus_space_copy_8 */
+#define bus_space_copy_region_8 !!! bus_space_copy_region_8 unimplemented !!!
+#endif
+
+/*
+ * Bus read/write barrier methods.
+ *
+ * void bus_space_barrier(bus_space_tag_t tag, bus_space_handle_t bsh,
+ * bus_size_t offset, bus_size_t len, int flags);
+ *
+ *
+ * Note that BUS_SPACE_BARRIER_WRITE doesn't do anything other than
+ * prevent reordering by the compiler; all Intel x86 processors currently
+ * retire operations outside the CPU in program order.
+ */
+#define BUS_SPACE_BARRIER_READ 0x01 /* force read barrier */
+#define BUS_SPACE_BARRIER_WRITE 0x02 /* force write barrier */
+
+static __inline void
+bus_space_barrier(bus_space_tag_t tag __unused, bus_space_handle_t bsh __unused,
+ bus_size_t offset __unused, bus_size_t len __unused, int flags)
+{
+#ifdef __GNUCLIKE_ASM
+ if (flags & BUS_SPACE_BARRIER_READ)
+#ifdef __amd64__
+ __asm __volatile("lock; addl $0,0(%%rsp)" : : : "memory");
+#else
+ __asm __volatile("lock; addl $0,0(%%esp)" : : : "memory");
+#endif
+ else
+ __compiler_membar();
+#endif
+}
+
+#ifdef BUS_SPACE_NO_LEGACY
+#undef inb
+#undef outb
+#define inb(a) compiler_error
+#define inw(a) compiler_error
+#define inl(a) compiler_error
+#define outb(a, b) compiler_error
+#define outw(a, b) compiler_error
+#define outl(a, b) compiler_error
+#endif
+
+#include <machine/bus_dma.h>
+
+/*
+ * Stream accesses are the same as normal accesses on x86; there are no
+ * supported bus systems with an endianess different from the host one.
+ */
+#define bus_space_read_stream_1(t, h, o) bus_space_read_1((t), (h), (o))
+#define bus_space_read_stream_2(t, h, o) bus_space_read_2((t), (h), (o))
+#define bus_space_read_stream_4(t, h, o) bus_space_read_4((t), (h), (o))
+
+#define bus_space_read_multi_stream_1(t, h, o, a, c) \
+ bus_space_read_multi_1((t), (h), (o), (a), (c))
+#define bus_space_read_multi_stream_2(t, h, o, a, c) \
+ bus_space_read_multi_2((t), (h), (o), (a), (c))
+#define bus_space_read_multi_stream_4(t, h, o, a, c) \
+ bus_space_read_multi_4((t), (h), (o), (a), (c))
+
+#define bus_space_write_stream_1(t, h, o, v) \
+ bus_space_write_1((t), (h), (o), (v))
+#define bus_space_write_stream_2(t, h, o, v) \
+ bus_space_write_2((t), (h), (o), (v))
+#define bus_space_write_stream_4(t, h, o, v) \
+ bus_space_write_4((t), (h), (o), (v))
+
+#define bus_space_write_multi_stream_1(t, h, o, a, c) \
+ bus_space_write_multi_1((t), (h), (o), (a), (c))
+#define bus_space_write_multi_stream_2(t, h, o, a, c) \
+ bus_space_write_multi_2((t), (h), (o), (a), (c))
+#define bus_space_write_multi_stream_4(t, h, o, a, c) \
+ bus_space_write_multi_4((t), (h), (o), (a), (c))
+
+#define bus_space_set_multi_stream_1(t, h, o, v, c) \
+ bus_space_set_multi_1((t), (h), (o), (v), (c))
+#define bus_space_set_multi_stream_2(t, h, o, v, c) \
+ bus_space_set_multi_2((t), (h), (o), (v), (c))
+#define bus_space_set_multi_stream_4(t, h, o, v, c) \
+ bus_space_set_multi_4((t), (h), (o), (v), (c))
+
+#define bus_space_read_region_stream_1(t, h, o, a, c) \
+ bus_space_read_region_1((t), (h), (o), (a), (c))
+#define bus_space_read_region_stream_2(t, h, o, a, c) \
+ bus_space_read_region_2((t), (h), (o), (a), (c))
+#define bus_space_read_region_stream_4(t, h, o, a, c) \
+ bus_space_read_region_4((t), (h), (o), (a), (c))
+
+#define bus_space_write_region_stream_1(t, h, o, a, c) \
+ bus_space_write_region_1((t), (h), (o), (a), (c))
+#define bus_space_write_region_stream_2(t, h, o, a, c) \
+ bus_space_write_region_2((t), (h), (o), (a), (c))
+#define bus_space_write_region_stream_4(t, h, o, a, c) \
+ bus_space_write_region_4((t), (h), (o), (a), (c))
+
+#define bus_space_set_region_stream_1(t, h, o, v, c) \
+ bus_space_set_region_1((t), (h), (o), (v), (c))
+#define bus_space_set_region_stream_2(t, h, o, v, c) \
+ bus_space_set_region_2((t), (h), (o), (v), (c))
+#define bus_space_set_region_stream_4(t, h, o, v, c) \
+ bus_space_set_region_4((t), (h), (o), (v), (c))
+
+#define bus_space_copy_region_stream_1(t, h1, o1, h2, o2, c) \
+ bus_space_copy_region_1((t), (h1), (o1), (h2), (o2), (c))
+#define bus_space_copy_region_stream_2(t, h1, o1, h2, o2, c) \
+ bus_space_copy_region_2((t), (h1), (o1), (h2), (o2), (c))
+#define bus_space_copy_region_stream_4(t, h1, o1, h2, o2, c) \
+ bus_space_copy_region_4((t), (h1), (o1), (h2), (o2), (c))
+
+#endif /* _X86_BUS_H_ */
diff --git a/rtemsbsd/include/x86/legacyvar.h b/rtemsbsd/include/x86/legacyvar.h
new file mode 100644
index 00000000..6f8573bb
--- /dev/null
+++ b/rtemsbsd/include/x86/legacyvar.h
@@ -0,0 +1 @@
+#include <machine/legacyvar.h>
diff --git a/rtemsbsd/include/x86/metadata.h b/rtemsbsd/include/x86/metadata.h
new file mode 100644
index 00000000..3c27eb95
--- /dev/null
+++ b/rtemsbsd/include/x86/metadata.h
@@ -0,0 +1 @@
+#include <metadata.h>
diff --git a/rtemsbsd/include/x86/specialreg.h b/rtemsbsd/include/x86/specialreg.h
new file mode 100644
index 00000000..f528bad5
--- /dev/null
+++ b/rtemsbsd/include/x86/specialreg.h
@@ -0,0 +1,1143 @@
+/*-
+ * SPDX-License-Identifier: BSD-3-Clause
+ *
+ * Copyright (c) 1991 The Regents of the University of California.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. Neither the name of the University nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ * from: @(#)specialreg.h 7.1 (Berkeley) 5/9/91
+ * $FreeBSD$
+ */
+
+#ifndef _MACHINE_SPECIALREG_H_
+#define _MACHINE_SPECIALREG_H_
+
+/*
+ * Bits in 386 special registers:
+ */
+#define CR0_PE 0x00000001 /* Protected mode Enable */
+#define CR0_MP 0x00000002 /* "Math" (fpu) Present */
+#define CR0_EM 0x00000004 /* EMulate FPU instructions. (trap ESC only) */
+#define CR0_TS 0x00000008 /* Task Switched (if MP, trap ESC and WAIT) */
+#define CR0_PG 0x80000000 /* PaGing enable */
+
+/*
+ * Bits in 486 special registers:
+ */
+#define CR0_NE 0x00000020 /* Numeric Error enable (EX16 vs IRQ13) */
+#define CR0_WP 0x00010000 /* Write Protect (honor page protect in
+ all modes) */
+#define CR0_AM 0x00040000 /* Alignment Mask (set to enable AC flag) */
+#define CR0_NW 0x20000000 /* Not Write-through */
+#define CR0_CD 0x40000000 /* Cache Disable */
+
+#define CR3_PCID_SAVE 0x8000000000000000
+#define CR3_PCID_MASK 0xfff
+
+/*
+ * Bits in PPro special registers
+ */
+#define CR4_VME 0x00000001 /* Virtual 8086 mode extensions */
+#define CR4_PVI 0x00000002 /* Protected-mode virtual interrupts */
+#define CR4_TSD 0x00000004 /* Time stamp disable */
+#define CR4_DE 0x00000008 /* Debugging extensions */
+#define CR4_PSE 0x00000010 /* Page size extensions */
+#define CR4_PAE 0x00000020 /* Physical address extension */
+#define CR4_MCE 0x00000040 /* Machine check enable */
+#define CR4_PGE 0x00000080 /* Page global enable */
+#define CR4_PCE 0x00000100 /* Performance monitoring counter enable */
+#define CR4_FXSR 0x00000200 /* Fast FPU save/restore used by OS */
+#define CR4_XMM 0x00000400 /* enable SIMD/MMX2 to use except 16 */
+#define CR4_VMXE 0x00002000 /* enable VMX operation (Intel-specific) */
+#define CR4_FSGSBASE 0x00010000 /* Enable FS/GS BASE accessing instructions */
+#define CR4_PCIDE 0x00020000 /* Enable Context ID */
+#define CR4_XSAVE 0x00040000 /* XSETBV/XGETBV */
+#define CR4_SMEP 0x00100000 /* Supervisor-Mode Execution Prevention */
+#define CR4_SMAP 0x00200000 /* Supervisor-Mode Access Prevention */
+#define CR4_PKE 0x00400000 /* Protection Keys Enable */
+
+/*
+ * Bits in AMD64 special registers. EFER is 64 bits wide.
+ */
+#define EFER_SCE 0x000000001 /* System Call Extensions (R/W) */
+#define EFER_LME 0x000000100 /* Long mode enable (R/W) */
+#define EFER_LMA 0x000000400 /* Long mode active (R) */
+#define EFER_NXE 0x000000800 /* PTE No-Execute bit enable (R/W) */
+#define EFER_SVM 0x000001000 /* SVM enable bit for AMD, reserved for Intel */
+#define EFER_LMSLE 0x000002000 /* Long Mode Segment Limit Enable */
+#define EFER_FFXSR 0x000004000 /* Fast FXSAVE/FSRSTOR */
+#define EFER_TCE 0x000008000 /* Translation Cache Extension */
+
+/*
+ * Intel Extended Features registers
+ */
+#define XCR0 0 /* XFEATURE_ENABLED_MASK register */
+
+#define XFEATURE_ENABLED_X87 0x00000001
+#define XFEATURE_ENABLED_SSE 0x00000002
+#define XFEATURE_ENABLED_YMM_HI128 0x00000004
+#define XFEATURE_ENABLED_AVX XFEATURE_ENABLED_YMM_HI128
+#define XFEATURE_ENABLED_BNDREGS 0x00000008
+#define XFEATURE_ENABLED_BNDCSR 0x00000010
+#define XFEATURE_ENABLED_OPMASK 0x00000020
+#define XFEATURE_ENABLED_ZMM_HI256 0x00000040
+#define XFEATURE_ENABLED_HI16_ZMM 0x00000080
+
+#define XFEATURE_AVX \
+ (XFEATURE_ENABLED_X87 | XFEATURE_ENABLED_SSE | XFEATURE_ENABLED_AVX)
+#define XFEATURE_AVX512 \
+ (XFEATURE_ENABLED_OPMASK | XFEATURE_ENABLED_ZMM_HI256 | \
+ XFEATURE_ENABLED_HI16_ZMM)
+#define XFEATURE_MPX \
+ (XFEATURE_ENABLED_BNDREGS | XFEATURE_ENABLED_BNDCSR)
+
+/*
+ * CPUID instruction features register
+ */
+#define CPUID_FPU 0x00000001
+#define CPUID_VME 0x00000002
+#define CPUID_DE 0x00000004
+#define CPUID_PSE 0x00000008
+#define CPUID_TSC 0x00000010
+#define CPUID_MSR 0x00000020
+#define CPUID_PAE 0x00000040
+#define CPUID_MCE 0x00000080
+#define CPUID_CX8 0x00000100
+#define CPUID_APIC 0x00000200
+#define CPUID_B10 0x00000400
+#define CPUID_SEP 0x00000800
+#define CPUID_MTRR 0x00001000
+#define CPUID_PGE 0x00002000
+#define CPUID_MCA 0x00004000
+#define CPUID_CMOV 0x00008000
+#define CPUID_PAT 0x00010000
+#define CPUID_PSE36 0x00020000
+#define CPUID_PSN 0x00040000
+#define CPUID_CLFSH 0x00080000
+#define CPUID_B20 0x00100000
+#define CPUID_DS 0x00200000
+#define CPUID_ACPI 0x00400000
+#define CPUID_MMX 0x00800000
+#define CPUID_FXSR 0x01000000
+#define CPUID_SSE 0x02000000
+#define CPUID_XMM 0x02000000
+#define CPUID_SSE2 0x04000000
+#define CPUID_SS 0x08000000
+#define CPUID_HTT 0x10000000
+#define CPUID_TM 0x20000000
+#define CPUID_IA64 0x40000000
+#define CPUID_PBE 0x80000000
+
+#define CPUID2_SSE3 0x00000001
+#define CPUID2_PCLMULQDQ 0x00000002
+#define CPUID2_DTES64 0x00000004
+#define CPUID2_MON 0x00000008
+#define CPUID2_DS_CPL 0x00000010
+#define CPUID2_VMX 0x00000020
+#define CPUID2_SMX 0x00000040
+#define CPUID2_EST 0x00000080
+#define CPUID2_TM2 0x00000100
+#define CPUID2_SSSE3 0x00000200
+#define CPUID2_CNXTID 0x00000400
+#define CPUID2_SDBG 0x00000800
+#define CPUID2_FMA 0x00001000
+#define CPUID2_CX16 0x00002000
+#define CPUID2_XTPR 0x00004000
+#define CPUID2_PDCM 0x00008000
+#define CPUID2_PCID 0x00020000
+#define CPUID2_DCA 0x00040000
+#define CPUID2_SSE41 0x00080000
+#define CPUID2_SSE42 0x00100000
+#define CPUID2_X2APIC 0x00200000
+#define CPUID2_MOVBE 0x00400000
+#define CPUID2_POPCNT 0x00800000
+#define CPUID2_TSCDLT 0x01000000
+#define CPUID2_AESNI 0x02000000
+#define CPUID2_XSAVE 0x04000000
+#define CPUID2_OSXSAVE 0x08000000
+#define CPUID2_AVX 0x10000000
+#define CPUID2_F16C 0x20000000
+#define CPUID2_RDRAND 0x40000000
+#define CPUID2_HV 0x80000000
+
+/*
+ * Important bits in the Thermal and Power Management flags
+ * CPUID.6 EAX and ECX.
+ */
+#define CPUTPM1_SENSOR 0x00000001
+#define CPUTPM1_TURBO 0x00000002
+#define CPUTPM1_ARAT 0x00000004
+#define CPUTPM1_HWP 0x00000080
+#define CPUTPM1_HWP_NOTIFICATION 0x00000100
+#define CPUTPM1_HWP_ACTIVITY_WINDOW 0x00000200
+#define CPUTPM1_HWP_PERF_PREF 0x00000400
+#define CPUTPM1_HWP_PKG 0x00000800
+#define CPUTPM1_HWP_FLEXIBLE 0x00020000
+#define CPUTPM2_EFFREQ 0x00000001
+
+/* Intel Processor Trace CPUID. */
+
+/* Leaf 0 ebx. */
+#define CPUPT_CR3 (1 << 0) /* CR3 Filtering Support */
+#define CPUPT_PSB (1 << 1) /* Configurable PSB and Cycle-Accurate Mode Supported */
+#define CPUPT_IPF (1 << 2) /* IP Filtering and TraceStop supported */
+#define CPUPT_MTC (1 << 3) /* MTC Supported */
+#define CPUPT_PRW (1 << 4) /* PTWRITE Supported */
+#define CPUPT_PWR (1 << 5) /* Power Event Trace Supported */
+
+/* Leaf 0 ecx. */
+#define CPUPT_TOPA (1 << 0) /* ToPA Output Supported */
+#define CPUPT_TOPA_MULTI (1 << 1) /* ToPA Tables Allow Multiple Output Entries */
+#define CPUPT_SINGLE (1 << 2) /* Single-Range Output Supported */
+#define CPUPT_TT_OUT (1 << 3) /* Output to Trace Transport Subsystem Supported */
+#define CPUPT_LINEAR_IP (1 << 31) /* IP Payloads are Linear IP, otherwise IP is effective */
+
+/* Leaf 1 eax. */
+#define CPUPT_NADDR_S 0 /* Number of Address Ranges */
+#define CPUPT_NADDR_M (0x7 << CPUPT_NADDR_S)
+#define CPUPT_MTC_BITMAP_S 16 /* Bitmap of supported MTC Period Encodings */
+#define CPUPT_MTC_BITMAP_M (0xffff << CPUPT_MTC_BITMAP_S)
+
+/* Leaf 1 ebx. */
+#define CPUPT_CT_BITMAP_S 0 /* Bitmap of supported Cycle Threshold values */
+#define CPUPT_CT_BITMAP_M (0xffff << CPUPT_CT_BITMAP_S)
+#define CPUPT_PFE_BITMAP_S 16 /* Bitmap of supported Configurable PSB Frequency encoding */
+#define CPUPT_PFE_BITMAP_M (0xffff << CPUPT_PFE_BITMAP_S)
+
+/*
+ * Important bits in the AMD extended cpuid flags
+ */
+#define AMDID_SYSCALL 0x00000800
+#define AMDID_MP 0x00080000
+#define AMDID_NX 0x00100000
+#define AMDID_EXT_MMX 0x00400000
+#define AMDID_FFXSR 0x02000000
+#define AMDID_PAGE1GB 0x04000000
+#define AMDID_RDTSCP 0x08000000
+#define AMDID_LM 0x20000000
+#define AMDID_EXT_3DNOW 0x40000000
+#define AMDID_3DNOW 0x80000000
+
+#define AMDID2_LAHF 0x00000001
+#define AMDID2_CMP 0x00000002
+#define AMDID2_SVM 0x00000004
+#define AMDID2_EXT_APIC 0x00000008
+#define AMDID2_CR8 0x00000010
+#define AMDID2_ABM 0x00000020
+#define AMDID2_SSE4A 0x00000040
+#define AMDID2_MAS 0x00000080
+#define AMDID2_PREFETCH 0x00000100
+#define AMDID2_OSVW 0x00000200
+#define AMDID2_IBS 0x00000400
+#define AMDID2_XOP 0x00000800
+#define AMDID2_SKINIT 0x00001000
+#define AMDID2_WDT 0x00002000
+#define AMDID2_LWP 0x00008000
+#define AMDID2_FMA4 0x00010000
+#define AMDID2_TCE 0x00020000
+#define AMDID2_NODE_ID 0x00080000
+#define AMDID2_TBM 0x00200000
+#define AMDID2_TOPOLOGY 0x00400000
+#define AMDID2_PCXC 0x00800000
+#define AMDID2_PNXC 0x01000000
+#define AMDID2_DBE 0x04000000
+#define AMDID2_PTSC 0x08000000
+#define AMDID2_PTSCEL2I 0x10000000
+#define AMDID2_MWAITX 0x20000000
+
+/*
+ * CPUID instruction 1 eax info
+ */
+#define CPUID_STEPPING 0x0000000f
+#define CPUID_MODEL 0x000000f0
+#define CPUID_FAMILY 0x00000f00
+#define CPUID_EXT_MODEL 0x000f0000
+#define CPUID_EXT_FAMILY 0x0ff00000
+#ifdef __i386__
+#define CPUID_TO_MODEL(id) \
+ ((((id) & CPUID_MODEL) >> 4) | \
+ ((((id) & CPUID_FAMILY) >= 0x600) ? \
+ (((id) & CPUID_EXT_MODEL) >> 12) : 0))
+#define CPUID_TO_FAMILY(id) \
+ ((((id) & CPUID_FAMILY) >> 8) + \
+ ((((id) & CPUID_FAMILY) == 0xf00) ? \
+ (((id) & CPUID_EXT_FAMILY) >> 20) : 0))
+#else
+#define CPUID_TO_MODEL(id) \
+ ((((id) & CPUID_MODEL) >> 4) | \
+ (((id) & CPUID_EXT_MODEL) >> 12))
+#define CPUID_TO_FAMILY(id) \
+ ((((id) & CPUID_FAMILY) >> 8) + \
+ (((id) & CPUID_EXT_FAMILY) >> 20))
+#endif
+
+/*
+ * CPUID instruction 1 ebx info
+ */
+#define CPUID_BRAND_INDEX 0x000000ff
+#define CPUID_CLFUSH_SIZE 0x0000ff00
+#define CPUID_HTT_CORES 0x00ff0000
+#define CPUID_LOCAL_APIC_ID 0xff000000
+
+/*
+ * CPUID instruction 5 info
+ */
+#define CPUID5_MON_MIN_SIZE 0x0000ffff /* eax */
+#define CPUID5_MON_MAX_SIZE 0x0000ffff /* ebx */
+#define CPUID5_MON_MWAIT_EXT 0x00000001 /* ecx */
+#define CPUID5_MWAIT_INTRBREAK 0x00000002 /* ecx */
+
+/*
+ * MWAIT cpu power states. Lower 4 bits are sub-states.
+ */
+#define MWAIT_C0 0xf0
+#define MWAIT_C1 0x00
+#define MWAIT_C2 0x10
+#define MWAIT_C3 0x20
+#define MWAIT_C4 0x30
+
+/*
+ * MWAIT extensions.
+ */
+/* Interrupt breaks MWAIT even when masked. */
+#define MWAIT_INTRBREAK 0x00000001
+
+/*
+ * CPUID instruction 6 ecx info
+ */
+#define CPUID_PERF_STAT 0x00000001
+#define CPUID_PERF_BIAS 0x00000008
+
+/*
+ * CPUID instruction 0xb ebx info.
+ */
+#define CPUID_TYPE_INVAL 0
+#define CPUID_TYPE_SMT 1
+#define CPUID_TYPE_CORE 2
+
+/*
+ * CPUID instruction 0xd Processor Extended State Enumeration Sub-leaf 1
+ */
+#define CPUID_EXTSTATE_XSAVEOPT 0x00000001
+#define CPUID_EXTSTATE_XSAVEC 0x00000002
+#define CPUID_EXTSTATE_XINUSE 0x00000004
+#define CPUID_EXTSTATE_XSAVES 0x00000008
+
+/*
+ * AMD extended function 8000_0007h ebx info
+ */
+#define AMDRAS_MCA_OF_RECOV 0x00000001
+#define AMDRAS_SUCCOR 0x00000002
+#define AMDRAS_HW_ASSERT 0x00000004
+#define AMDRAS_SCALABLE_MCA 0x00000008
+#define AMDRAS_PFEH_SUPPORT 0x00000010
+
+/*
+ * AMD extended function 8000_0007h edx info
+ */
+#define AMDPM_TS 0x00000001
+#define AMDPM_FID 0x00000002
+#define AMDPM_VID 0x00000004
+#define AMDPM_TTP 0x00000008
+#define AMDPM_TM 0x00000010
+#define AMDPM_STC 0x00000020
+#define AMDPM_100MHZ_STEPS 0x00000040
+#define AMDPM_HW_PSTATE 0x00000080
+#define AMDPM_TSC_INVARIANT 0x00000100
+#define AMDPM_CPB 0x00000200
+
+/*
+ * AMD extended function 8000_0008h ebx info (amd_extended_feature_extensions)
+ */
+#define AMDFEID_CLZERO 0x00000001
+#define AMDFEID_IRPERF 0x00000002
+#define AMDFEID_XSAVEERPTR 0x00000004
+#define AMDFEID_IBPB 0x00001000
+#define AMDFEID_IBRS 0x00004000
+#define AMDFEID_STIBP 0x00008000
+/* The below are only defined if the corresponding base feature above exists. */
+#define AMDFEID_IBRS_ALWAYSON 0x00010000
+#define AMDFEID_STIBP_ALWAYSON 0x00020000
+#define AMDFEID_PREFER_IBRS 0x00040000
+#define AMDFEID_SSBD 0x01000000
+/* SSBD via MSRC001_011F instead of MSR 0x48: */
+#define AMDFEID_VIRT_SSBD 0x02000000
+#define AMDFEID_SSB_NO 0x04000000
+
+/*
+ * AMD extended function 8000_0008h ecx info
+ */
+#define AMDID_CMP_CORES 0x000000ff
+#define AMDID_COREID_SIZE 0x0000f000
+#define AMDID_COREID_SIZE_SHIFT 12
+
+/*
+ * CPUID instruction 7 Structured Extended Features, leaf 0 ebx info
+ */
+#define CPUID_STDEXT_FSGSBASE 0x00000001
+#define CPUID_STDEXT_TSC_ADJUST 0x00000002
+#define CPUID_STDEXT_SGX 0x00000004
+#define CPUID_STDEXT_BMI1 0x00000008
+#define CPUID_STDEXT_HLE 0x00000010
+#define CPUID_STDEXT_AVX2 0x00000020
+#define CPUID_STDEXT_FDP_EXC 0x00000040
+#define CPUID_STDEXT_SMEP 0x00000080
+#define CPUID_STDEXT_BMI2 0x00000100
+#define CPUID_STDEXT_ERMS 0x00000200
+#define CPUID_STDEXT_INVPCID 0x00000400
+#define CPUID_STDEXT_RTM 0x00000800
+#define CPUID_STDEXT_PQM 0x00001000
+#define CPUID_STDEXT_NFPUSG 0x00002000
+#define CPUID_STDEXT_MPX 0x00004000
+#define CPUID_STDEXT_PQE 0x00008000
+#define CPUID_STDEXT_AVX512F 0x00010000
+#define CPUID_STDEXT_AVX512DQ 0x00020000
+#define CPUID_STDEXT_RDSEED 0x00040000
+#define CPUID_STDEXT_ADX 0x00080000
+#define CPUID_STDEXT_SMAP 0x00100000
+#define CPUID_STDEXT_AVX512IFMA 0x00200000
+#define CPUID_STDEXT_PCOMMIT 0x00400000
+#define CPUID_STDEXT_CLFLUSHOPT 0x00800000
+#define CPUID_STDEXT_CLWB 0x01000000
+#define CPUID_STDEXT_PROCTRACE 0x02000000
+#define CPUID_STDEXT_AVX512PF 0x04000000
+#define CPUID_STDEXT_AVX512ER 0x08000000
+#define CPUID_STDEXT_AVX512CD 0x10000000
+#define CPUID_STDEXT_SHA 0x20000000
+#define CPUID_STDEXT_AVX512BW 0x40000000
+#define CPUID_STDEXT_AVX512VL 0x80000000
+
+/*
+ * CPUID instruction 7 Structured Extended Features, leaf 0 ecx info
+ */
+#define CPUID_STDEXT2_PREFETCHWT1 0x00000001
+#define CPUID_STDEXT2_AVX512VBMI 0x00000002
+#define CPUID_STDEXT2_UMIP 0x00000004
+#define CPUID_STDEXT2_PKU 0x00000008
+#define CPUID_STDEXT2_OSPKE 0x00000010
+#define CPUID_STDEXT2_WAITPKG 0x00000020
+#define CPUID_STDEXT2_AVX512VBMI2 0x00000040
+#define CPUID_STDEXT2_GFNI 0x00000100
+#define CPUID_STDEXT2_VAES 0x00000200
+#define CPUID_STDEXT2_VPCLMULQDQ 0x00000400
+#define CPUID_STDEXT2_AVX512VNNI 0x00000800
+#define CPUID_STDEXT2_AVX512BITALG 0x00001000
+#define CPUID_STDEXT2_AVX512VPOPCNTDQ 0x00004000
+#define CPUID_STDEXT2_RDPID 0x00400000
+#define CPUID_STDEXT2_CLDEMOTE 0x02000000
+#define CPUID_STDEXT2_MOVDIRI 0x08000000
+#define CPUID_STDEXT2_MOVDIRI64B 0x10000000
+#define CPUID_STDEXT2_ENQCMD 0x20000000
+#define CPUID_STDEXT2_SGXLC 0x40000000
+
+/*
+ * CPUID instruction 7 Structured Extended Features, leaf 0 edx info
+ */
+#define CPUID_STDEXT3_AVX5124VNNIW 0x00000004
+#define CPUID_STDEXT3_AVX5124FMAPS 0x00000008
+#define CPUID_STDEXT3_AVX512VP2INTERSECT 0x00000100
+#define CPUID_STDEXT3_MD_CLEAR 0x00000400
+#define CPUID_STDEXT3_TSXFA 0x00002000
+#define CPUID_STDEXT3_PCONFIG 0x00040000
+#define CPUID_STDEXT3_IBPB 0x04000000
+#define CPUID_STDEXT3_STIBP 0x08000000
+#define CPUID_STDEXT3_L1D_FLUSH 0x10000000
+#define CPUID_STDEXT3_ARCH_CAP 0x20000000
+#define CPUID_STDEXT3_CORE_CAP 0x40000000
+#define CPUID_STDEXT3_SSBD 0x80000000
+
+/* MSR IA32_ARCH_CAP(ABILITIES) bits */
+#define IA32_ARCH_CAP_RDCL_NO 0x00000001
+#define IA32_ARCH_CAP_IBRS_ALL 0x00000002
+#define IA32_ARCH_CAP_RSBA 0x00000004
+#define IA32_ARCH_CAP_SKIP_L1DFL_VMENTRY 0x00000008
+#define IA32_ARCH_CAP_SSB_NO 0x00000010
+#define IA32_ARCH_CAP_MDS_NO 0x00000020
+
+/*
+ * CPUID manufacturers identifiers
+ */
+#define AMD_VENDOR_ID "AuthenticAMD"
+#define CENTAUR_VENDOR_ID "CentaurHauls"
+#define CYRIX_VENDOR_ID "CyrixInstead"
+#define INTEL_VENDOR_ID "GenuineIntel"
+#define NEXGEN_VENDOR_ID "NexGenDriven"
+#define NSC_VENDOR_ID "Geode by NSC"
+#define RISE_VENDOR_ID "RiseRiseRise"
+#define SIS_VENDOR_ID "SiS SiS SiS "
+#define TRANSMETA_VENDOR_ID "GenuineTMx86"
+#define UMC_VENDOR_ID "UMC UMC UMC "
+
+/*
+ * Model-specific registers for the i386 family
+ */
+#define MSR_P5_MC_ADDR 0x000
+#define MSR_P5_MC_TYPE 0x001
+#define MSR_TSC 0x010
+#define MSR_P5_CESR 0x011
+#define MSR_P5_CTR0 0x012
+#define MSR_P5_CTR1 0x013
+#define MSR_IA32_PLATFORM_ID 0x017
+#define MSR_APICBASE 0x01b
+#define MSR_EBL_CR_POWERON 0x02a
+#define MSR_TEST_CTL 0x033
+#define MSR_IA32_FEATURE_CONTROL 0x03a
+#define MSR_IA32_SPEC_CTRL 0x048
+#define MSR_IA32_PRED_CMD 0x049
+#define MSR_BIOS_UPDT_TRIG 0x079
+#define MSR_BBL_CR_D0 0x088
+#define MSR_BBL_CR_D1 0x089
+#define MSR_BBL_CR_D2 0x08a
+#define MSR_BIOS_SIGN 0x08b
+#define MSR_PERFCTR0 0x0c1
+#define MSR_PERFCTR1 0x0c2
+#define MSR_PLATFORM_INFO 0x0ce
+#define MSR_MPERF 0x0e7
+#define MSR_APERF 0x0e8
+#define MSR_IA32_EXT_CONFIG 0x0ee /* Undocumented. Core Solo/Duo only */
+#define MSR_MTRRcap 0x0fe
+#define MSR_IA32_ARCH_CAP 0x10a
+#define MSR_IA32_FLUSH_CMD 0x10b
+#define MSR_TSX_FORCE_ABORT 0x10f
+#define MSR_BBL_CR_ADDR 0x116
+#define MSR_BBL_CR_DECC 0x118
+#define MSR_BBL_CR_CTL 0x119
+#define MSR_BBL_CR_TRIG 0x11a
+#define MSR_BBL_CR_BUSY 0x11b
+#define MSR_BBL_CR_CTL3 0x11e
+#define MSR_SYSENTER_CS_MSR 0x174
+#define MSR_SYSENTER_ESP_MSR 0x175
+#define MSR_SYSENTER_EIP_MSR 0x176
+#define MSR_MCG_CAP 0x179
+#define MSR_MCG_STATUS 0x17a
+#define MSR_MCG_CTL 0x17b
+#define MSR_EVNTSEL0 0x186
+#define MSR_EVNTSEL1 0x187
+#define MSR_THERM_CONTROL 0x19a
+#define MSR_THERM_INTERRUPT 0x19b
+#define MSR_THERM_STATUS 0x19c
+#define MSR_IA32_MISC_ENABLE 0x1a0
+#define MSR_IA32_TEMPERATURE_TARGET 0x1a2
+#define MSR_TURBO_RATIO_LIMIT 0x1ad
+#define MSR_TURBO_RATIO_LIMIT1 0x1ae
+#define MSR_DEBUGCTLMSR 0x1d9
+#define MSR_LASTBRANCHFROMIP 0x1db
+#define MSR_LASTBRANCHTOIP 0x1dc
+#define MSR_LASTINTFROMIP 0x1dd
+#define MSR_LASTINTTOIP 0x1de
+#define MSR_ROB_CR_BKUPTMPDR6 0x1e0
+#define MSR_MTRRVarBase 0x200
+#define MSR_MTRR64kBase 0x250
+#define MSR_MTRR16kBase 0x258
+#define MSR_MTRR4kBase 0x268
+#define MSR_PAT 0x277
+#define MSR_MC0_CTL2 0x280
+#define MSR_MTRRdefType 0x2ff
+#define MSR_MC0_CTL 0x400
+#define MSR_MC0_STATUS 0x401
+#define MSR_MC0_ADDR 0x402
+#define MSR_MC0_MISC 0x403
+#define MSR_MC1_CTL 0x404
+#define MSR_MC1_STATUS 0x405
+#define MSR_MC1_ADDR 0x406
+#define MSR_MC1_MISC 0x407
+#define MSR_MC2_CTL 0x408
+#define MSR_MC2_STATUS 0x409
+#define MSR_MC2_ADDR 0x40a
+#define MSR_MC2_MISC 0x40b
+#define MSR_MC3_CTL 0x40c
+#define MSR_MC3_STATUS 0x40d
+#define MSR_MC3_ADDR 0x40e
+#define MSR_MC3_MISC 0x40f
+#define MSR_MC4_CTL 0x410
+#define MSR_MC4_STATUS 0x411
+#define MSR_MC4_ADDR 0x412
+#define MSR_MC4_MISC 0x413
+#define MSR_RAPL_POWER_UNIT 0x606
+#define MSR_PKG_ENERGY_STATUS 0x611
+#define MSR_DRAM_ENERGY_STATUS 0x619
+#define MSR_PP0_ENERGY_STATUS 0x639
+#define MSR_PP1_ENERGY_STATUS 0x641
+#define MSR_PPERF 0x64e
+#define MSR_TSC_DEADLINE 0x6e0 /* Writes are not serializing */
+#define MSR_IA32_PM_ENABLE 0x770
+#define MSR_IA32_HWP_CAPABILITIES 0x771
+#define MSR_IA32_HWP_REQUEST_PKG 0x772
+#define MSR_IA32_HWP_INTERRUPT 0x773
+#define MSR_IA32_HWP_REQUEST 0x774
+#define MSR_IA32_HWP_STATUS 0x777
+
+/*
+ * VMX MSRs
+ */
+#define MSR_VMX_BASIC 0x480
+#define MSR_VMX_PINBASED_CTLS 0x481
+#define MSR_VMX_PROCBASED_CTLS 0x482
+#define MSR_VMX_EXIT_CTLS 0x483
+#define MSR_VMX_ENTRY_CTLS 0x484
+#define MSR_VMX_CR0_FIXED0 0x486
+#define MSR_VMX_CR0_FIXED1 0x487
+#define MSR_VMX_CR4_FIXED0 0x488
+#define MSR_VMX_CR4_FIXED1 0x489
+#define MSR_VMX_PROCBASED_CTLS2 0x48b
+#define MSR_VMX_EPT_VPID_CAP 0x48c
+#define MSR_VMX_TRUE_PINBASED_CTLS 0x48d
+#define MSR_VMX_TRUE_PROCBASED_CTLS 0x48e
+#define MSR_VMX_TRUE_EXIT_CTLS 0x48f
+#define MSR_VMX_TRUE_ENTRY_CTLS 0x490
+
+/*
+ * X2APIC MSRs.
+ * Writes are not serializing.
+ */
+#define MSR_APIC_000 0x800
+#define MSR_APIC_ID 0x802
+#define MSR_APIC_VERSION 0x803
+#define MSR_APIC_TPR 0x808
+#define MSR_APIC_EOI 0x80b
+#define MSR_APIC_LDR 0x80d
+#define MSR_APIC_SVR 0x80f
+#define MSR_APIC_ISR0 0x810
+#define MSR_APIC_ISR1 0x811
+#define MSR_APIC_ISR2 0x812
+#define MSR_APIC_ISR3 0x813
+#define MSR_APIC_ISR4 0x814
+#define MSR_APIC_ISR5 0x815
+#define MSR_APIC_ISR6 0x816
+#define MSR_APIC_ISR7 0x817
+#define MSR_APIC_TMR0 0x818
+#define MSR_APIC_IRR0 0x820
+#define MSR_APIC_ESR 0x828
+#define MSR_APIC_LVT_CMCI 0x82F
+#define MSR_APIC_ICR 0x830
+#define MSR_APIC_LVT_TIMER 0x832
+#define MSR_APIC_LVT_THERMAL 0x833
+#define MSR_APIC_LVT_PCINT 0x834
+#define MSR_APIC_LVT_LINT0 0x835
+#define MSR_APIC_LVT_LINT1 0x836
+#define MSR_APIC_LVT_ERROR 0x837
+#define MSR_APIC_ICR_TIMER 0x838
+#define MSR_APIC_CCR_TIMER 0x839
+#define MSR_APIC_DCR_TIMER 0x83e
+#define MSR_APIC_SELF_IPI 0x83f
+
+#define MSR_IA32_XSS 0xda0
+
+/*
+ * Intel Processor Trace (PT) MSRs.
+ */
+#define MSR_IA32_RTIT_OUTPUT_BASE 0x560 /* Trace Output Base Register (R/W) */
+#define MSR_IA32_RTIT_OUTPUT_MASK_PTRS 0x561 /* Trace Output Mask Pointers Register (R/W) */
+#define MSR_IA32_RTIT_CTL 0x570 /* Trace Control Register (R/W) */
+#define RTIT_CTL_TRACEEN (1 << 0)
+#define RTIT_CTL_CYCEN (1 << 1)
+#define RTIT_CTL_OS (1 << 2)
+#define RTIT_CTL_USER (1 << 3)
+#define RTIT_CTL_PWREVTEN (1 << 4)
+#define RTIT_CTL_FUPONPTW (1 << 5)
+#define RTIT_CTL_FABRICEN (1 << 6)
+#define RTIT_CTL_CR3FILTER (1 << 7)
+#define RTIT_CTL_TOPA (1 << 8)
+#define RTIT_CTL_MTCEN (1 << 9)
+#define RTIT_CTL_TSCEN (1 << 10)
+#define RTIT_CTL_DISRETC (1 << 11)
+#define RTIT_CTL_PTWEN (1 << 12)
+#define RTIT_CTL_BRANCHEN (1 << 13)
+#define RTIT_CTL_MTC_FREQ_S 14
+#define RTIT_CTL_MTC_FREQ(n) ((n) << RTIT_CTL_MTC_FREQ_S)
+#define RTIT_CTL_MTC_FREQ_M (0xf << RTIT_CTL_MTC_FREQ_S)
+#define RTIT_CTL_CYC_THRESH_S 19
+#define RTIT_CTL_CYC_THRESH_M (0xf << RTIT_CTL_CYC_THRESH_S)
+#define RTIT_CTL_PSB_FREQ_S 24
+#define RTIT_CTL_PSB_FREQ_M (0xf << RTIT_CTL_PSB_FREQ_S)
+#define RTIT_CTL_ADDR_CFG_S(n) (32 + (n) * 4)
+#define RTIT_CTL_ADDR0_CFG_S 32
+#define RTIT_CTL_ADDR0_CFG_M (0xfULL << RTIT_CTL_ADDR0_CFG_S)
+#define RTIT_CTL_ADDR1_CFG_S 36
+#define RTIT_CTL_ADDR1_CFG_M (0xfULL << RTIT_CTL_ADDR1_CFG_S)
+#define RTIT_CTL_ADDR2_CFG_S 40
+#define RTIT_CTL_ADDR2_CFG_M (0xfULL << RTIT_CTL_ADDR2_CFG_S)
+#define RTIT_CTL_ADDR3_CFG_S 44
+#define RTIT_CTL_ADDR3_CFG_M (0xfULL << RTIT_CTL_ADDR3_CFG_S)
+#define MSR_IA32_RTIT_STATUS 0x571 /* Tracing Status Register (R/W) */
+#define RTIT_STATUS_FILTEREN (1 << 0)
+#define RTIT_STATUS_CONTEXTEN (1 << 1)
+#define RTIT_STATUS_TRIGGEREN (1 << 2)
+#define RTIT_STATUS_ERROR (1 << 4)
+#define RTIT_STATUS_STOPPED (1 << 5)
+#define RTIT_STATUS_PACKETBYTECNT_S 32
+#define RTIT_STATUS_PACKETBYTECNT_M (0x1ffffULL << RTIT_STATUS_PACKETBYTECNT_S)
+#define MSR_IA32_RTIT_CR3_MATCH 0x572 /* Trace Filter CR3 Match Register (R/W) */
+#define MSR_IA32_RTIT_ADDR_A(n) (0x580 + (n) * 2)
+#define MSR_IA32_RTIT_ADDR_B(n) (0x581 + (n) * 2)
+#define MSR_IA32_RTIT_ADDR0_A 0x580 /* Region 0 Start Address (R/W) */
+#define MSR_IA32_RTIT_ADDR0_B 0x581 /* Region 0 End Address (R/W) */
+#define MSR_IA32_RTIT_ADDR1_A 0x582 /* Region 1 Start Address (R/W) */
+#define MSR_IA32_RTIT_ADDR1_B 0x583 /* Region 1 End Address (R/W) */
+#define MSR_IA32_RTIT_ADDR2_A 0x584 /* Region 2 Start Address (R/W) */
+#define MSR_IA32_RTIT_ADDR2_B 0x585 /* Region 2 End Address (R/W) */
+#define MSR_IA32_RTIT_ADDR3_A 0x586 /* Region 3 Start Address (R/W) */
+#define MSR_IA32_RTIT_ADDR3_B 0x587 /* Region 3 End Address (R/W) */
+
+/* Intel Processor Trace Table of Physical Addresses (ToPA). */
+#define TOPA_SIZE_S 6
+#define TOPA_SIZE_M (0xf << TOPA_SIZE_S)
+#define TOPA_SIZE_4K (0 << TOPA_SIZE_S)
+#define TOPA_SIZE_8K (1 << TOPA_SIZE_S)
+#define TOPA_SIZE_16K (2 << TOPA_SIZE_S)
+#define TOPA_SIZE_32K (3 << TOPA_SIZE_S)
+#define TOPA_SIZE_64K (4 << TOPA_SIZE_S)
+#define TOPA_SIZE_128K (5 << TOPA_SIZE_S)
+#define TOPA_SIZE_256K (6 << TOPA_SIZE_S)
+#define TOPA_SIZE_512K (7 << TOPA_SIZE_S)
+#define TOPA_SIZE_1M (8 << TOPA_SIZE_S)
+#define TOPA_SIZE_2M (9 << TOPA_SIZE_S)
+#define TOPA_SIZE_4M (10 << TOPA_SIZE_S)
+#define TOPA_SIZE_8M (11 << TOPA_SIZE_S)
+#define TOPA_SIZE_16M (12 << TOPA_SIZE_S)
+#define TOPA_SIZE_32M (13 << TOPA_SIZE_S)
+#define TOPA_SIZE_64M (14 << TOPA_SIZE_S)
+#define TOPA_SIZE_128M (15 << TOPA_SIZE_S)
+#define TOPA_STOP (1 << 4)
+#define TOPA_INT (1 << 2)
+#define TOPA_END (1 << 0)
+
+/*
+ * Constants related to MSR's.
+ */
+#define APICBASE_RESERVED 0x000002ff
+#define APICBASE_BSP 0x00000100
+#define APICBASE_X2APIC 0x00000400
+#define APICBASE_ENABLED 0x00000800
+#define APICBASE_ADDRESS 0xfffff000
+
+/* MSR_IA32_FEATURE_CONTROL related */
+#define IA32_FEATURE_CONTROL_LOCK 0x01 /* lock bit */
+#define IA32_FEATURE_CONTROL_SMX_EN 0x02 /* enable VMX inside SMX */
+#define IA32_FEATURE_CONTROL_VMX_EN 0x04 /* enable VMX outside SMX */
+
+/* MSR IA32_MISC_ENABLE */
+#define IA32_MISC_EN_FASTSTR 0x0000000000000001ULL
+#define IA32_MISC_EN_ATCCE 0x0000000000000008ULL
+#define IA32_MISC_EN_PERFMON 0x0000000000000080ULL
+#define IA32_MISC_EN_PEBSU 0x0000000000001000ULL
+#define IA32_MISC_EN_ESSTE 0x0000000000010000ULL
+#define IA32_MISC_EN_MONE 0x0000000000040000ULL
+#define IA32_MISC_EN_LIMCPUID 0x0000000000400000ULL
+#define IA32_MISC_EN_xTPRD 0x0000000000800000ULL
+#define IA32_MISC_EN_XDD 0x0000000400000000ULL
+
+/*
+ * IA32_SPEC_CTRL and IA32_PRED_CMD MSRs are described in the Intel'
+ * document 336996-001 Speculative Execution Side Channel Mitigations.
+ *
+ * AMD uses the same MSRs and bit definitions, as described in 111006-B
+ * "Indirect Branch Control Extension" and 124441 "Speculative Store Bypass
+ * Disable."
+ */
+/* MSR IA32_SPEC_CTRL */
+#define IA32_SPEC_CTRL_IBRS 0x00000001
+#define IA32_SPEC_CTRL_STIBP 0x00000002
+#define IA32_SPEC_CTRL_SSBD 0x00000004
+
+/* MSR IA32_PRED_CMD */
+#define IA32_PRED_CMD_IBPB_BARRIER 0x0000000000000001ULL
+
+/* MSR IA32_FLUSH_CMD */
+#define IA32_FLUSH_CMD_L1D 0x00000001
+
+/* MSR IA32_HWP_CAPABILITIES */
+#define IA32_HWP_CAPABILITIES_HIGHEST_PERFORMANCE(x) (((x) >> 0) & 0xff)
+#define IA32_HWP_CAPABILITIES_GUARANTEED_PERFORMANCE(x) (((x) >> 8) & 0xff)
+#define IA32_HWP_CAPABILITIES_EFFICIENT_PERFORMANCE(x) (((x) >> 16) & 0xff)
+#define IA32_HWP_CAPABILITIES_LOWEST_PERFORMANCE(x) (((x) >> 24) & 0xff)
+
+/* MSR IA32_HWP_REQUEST */
+#define IA32_HWP_REQUEST_MINIMUM_VALID (1ULL << 63)
+#define IA32_HWP_REQUEST_MAXIMUM_VALID (1ULL << 62)
+#define IA32_HWP_REQUEST_DESIRED_VALID (1ULL << 61)
+#define IA32_HWP_REQUEST_EPP_VALID (1ULL << 60)
+#define IA32_HWP_REQUEST_ACTIVITY_WINDOW_VALID (1ULL << 59)
+#define IA32_HWP_REQUEST_PACKAGE_CONTROL (1ULL << 42)
+#define IA32_HWP_ACTIVITY_WINDOW (0x3ffULL << 32)
+#define IA32_HWP_REQUEST_ENERGY_PERFORMANCE_PREFERENCE (0xffULL << 24)
+#define IA32_HWP_DESIRED_PERFORMANCE (0xffULL << 16)
+#define IA32_HWP_REQUEST_MAXIMUM_PERFORMANCE (0xffULL << 8)
+#define IA32_HWP_MINIMUM_PERFORMANCE (0xffULL << 0)
+
+/*
+ * PAT modes.
+ */
+#define PAT_UNCACHEABLE 0x00
+#define PAT_WRITE_COMBINING 0x01
+#define PAT_WRITE_THROUGH 0x04
+#define PAT_WRITE_PROTECTED 0x05
+#define PAT_WRITE_BACK 0x06
+#define PAT_UNCACHED 0x07
+#define PAT_VALUE(i, m) ((long long)(m) << (8 * (i)))
+#define PAT_MASK(i) PAT_VALUE(i, 0xff)
+
+/*
+ * Constants related to MTRRs
+ */
+#define MTRR_UNCACHEABLE 0x00
+#define MTRR_WRITE_COMBINING 0x01
+#define MTRR_WRITE_THROUGH 0x04
+#define MTRR_WRITE_PROTECTED 0x05
+#define MTRR_WRITE_BACK 0x06
+#define MTRR_N64K 8 /* numbers of fixed-size entries */
+#define MTRR_N16K 16
+#define MTRR_N4K 64
+#define MTRR_CAP_WC 0x0000000000000400
+#define MTRR_CAP_FIXED 0x0000000000000100
+#define MTRR_CAP_VCNT 0x00000000000000ff
+#define MTRR_DEF_ENABLE 0x0000000000000800
+#define MTRR_DEF_FIXED_ENABLE 0x0000000000000400
+#define MTRR_DEF_TYPE 0x00000000000000ff
+#define MTRR_PHYSBASE_PHYSBASE 0x000ffffffffff000
+#define MTRR_PHYSBASE_TYPE 0x00000000000000ff
+#define MTRR_PHYSMASK_PHYSMASK 0x000ffffffffff000
+#define MTRR_PHYSMASK_VALID 0x0000000000000800
+
+/*
+ * Cyrix configuration registers, accessible as IO ports.
+ */
+#define CCR0 0xc0 /* Configuration control register 0 */
+#define CCR0_NC0 0x01 /* First 64K of each 1M memory region is
+ non-cacheable */
+#define CCR0_NC1 0x02 /* 640K-1M region is non-cacheable */
+#define CCR0_A20M 0x04 /* Enables A20M# input pin */
+#define CCR0_KEN 0x08 /* Enables KEN# input pin */
+#define CCR0_FLUSH 0x10 /* Enables FLUSH# input pin */
+#define CCR0_BARB 0x20 /* Flushes internal cache when entering hold
+ state */
+#define CCR0_CO 0x40 /* Cache org: 1=direct mapped, 0=2x set
+ assoc */
+#define CCR0_SUSPEND 0x80 /* Enables SUSP# and SUSPA# pins */
+
+#define CCR1 0xc1 /* Configuration control register 1 */
+#define CCR1_RPL 0x01 /* Enables RPLSET and RPLVAL# pins */
+#define CCR1_SMI 0x02 /* Enables SMM pins */
+#define CCR1_SMAC 0x04 /* System management memory access */
+#define CCR1_MMAC 0x08 /* Main memory access */
+#define CCR1_NO_LOCK 0x10 /* Negate LOCK# */
+#define CCR1_SM3 0x80 /* SMM address space address region 3 */
+
+#define CCR2 0xc2
+#define CCR2_WB 0x02 /* Enables WB cache interface pins */
+#define CCR2_SADS 0x02 /* Slow ADS */
+#define CCR2_LOCK_NW 0x04 /* LOCK NW Bit */
+#define CCR2_SUSP_HLT 0x08 /* Suspend on HALT */
+#define CCR2_WT1 0x10 /* WT region 1 */
+#define CCR2_WPR1 0x10 /* Write-protect region 1 */
+#define CCR2_BARB 0x20 /* Flushes write-back cache when entering
+ hold state. */
+#define CCR2_BWRT 0x40 /* Enables burst write cycles */
+#define CCR2_USE_SUSP 0x80 /* Enables suspend pins */
+
+#define CCR3 0xc3
+#define CCR3_SMILOCK 0x01 /* SMM register lock */
+#define CCR3_NMI 0x02 /* Enables NMI during SMM */
+#define CCR3_LINBRST 0x04 /* Linear address burst cycles */
+#define CCR3_SMMMODE 0x08 /* SMM Mode */
+#define CCR3_MAPEN0 0x10 /* Enables Map0 */
+#define CCR3_MAPEN1 0x20 /* Enables Map1 */
+#define CCR3_MAPEN2 0x40 /* Enables Map2 */
+#define CCR3_MAPEN3 0x80 /* Enables Map3 */
+
+#define CCR4 0xe8
+#define CCR4_IOMASK 0x07
+#define CCR4_MEM 0x08 /* Enables momory bypassing */
+#define CCR4_DTE 0x10 /* Enables directory table entry cache */
+#define CCR4_FASTFPE 0x20 /* Fast FPU exception */
+#define CCR4_CPUID 0x80 /* Enables CPUID instruction */
+
+#define CCR5 0xe9
+#define CCR5_WT_ALLOC 0x01 /* Write-through allocate */
+#define CCR5_SLOP 0x02 /* LOOP instruction slowed down */
+#define CCR5_LBR1 0x10 /* Local bus region 1 */
+#define CCR5_ARREN 0x20 /* Enables ARR region */
+
+#define CCR6 0xea
+
+#define CCR7 0xeb
+
+/* Performance Control Register (5x86 only). */
+#define PCR0 0x20
+#define PCR0_RSTK 0x01 /* Enables return stack */
+#define PCR0_BTB 0x02 /* Enables branch target buffer */
+#define PCR0_LOOP 0x04 /* Enables loop */
+#define PCR0_AIS 0x08 /* Enables all instrcutions stalled to
+ serialize pipe. */
+#define PCR0_MLR 0x10 /* Enables reordering of misaligned loads */
+#define PCR0_BTBRT 0x40 /* Enables BTB test register. */
+#define PCR0_LSSER 0x80 /* Disable reorder */
+
+/* Device Identification Registers */
+#define DIR0 0xfe
+#define DIR1 0xff
+
+/*
+ * Machine Check register constants.
+ */
+#define MCG_CAP_COUNT 0x000000ff
+#define MCG_CAP_CTL_P 0x00000100
+#define MCG_CAP_EXT_P 0x00000200
+#define MCG_CAP_CMCI_P 0x00000400
+#define MCG_CAP_TES_P 0x00000800
+#define MCG_CAP_EXT_CNT 0x00ff0000
+#define MCG_CAP_SER_P 0x01000000
+#define MCG_STATUS_RIPV 0x00000001
+#define MCG_STATUS_EIPV 0x00000002
+#define MCG_STATUS_MCIP 0x00000004
+#define MCG_CTL_ENABLE 0xffffffffffffffff
+#define MCG_CTL_DISABLE 0x0000000000000000
+#define MSR_MC_CTL(x) (MSR_MC0_CTL + (x) * 4)
+#define MSR_MC_STATUS(x) (MSR_MC0_STATUS + (x) * 4)
+#define MSR_MC_ADDR(x) (MSR_MC0_ADDR + (x) * 4)
+#define MSR_MC_MISC(x) (MSR_MC0_MISC + (x) * 4)
+#define MSR_MC_CTL2(x) (MSR_MC0_CTL2 + (x)) /* If MCG_CAP_CMCI_P */
+#define MC_STATUS_MCA_ERROR 0x000000000000ffff
+#define MC_STATUS_MODEL_ERROR 0x00000000ffff0000
+#define MC_STATUS_OTHER_INFO 0x01ffffff00000000
+#define MC_STATUS_COR_COUNT 0x001fffc000000000 /* If MCG_CAP_CMCI_P */
+#define MC_STATUS_TES_STATUS 0x0060000000000000 /* If MCG_CAP_TES_P */
+#define MC_STATUS_AR 0x0080000000000000 /* If MCG_CAP_TES_P */
+#define MC_STATUS_S 0x0100000000000000 /* If MCG_CAP_TES_P */
+#define MC_STATUS_PCC 0x0200000000000000
+#define MC_STATUS_ADDRV 0x0400000000000000
+#define MC_STATUS_MISCV 0x0800000000000000
+#define MC_STATUS_EN 0x1000000000000000
+#define MC_STATUS_UC 0x2000000000000000
+#define MC_STATUS_OVER 0x4000000000000000
+#define MC_STATUS_VAL 0x8000000000000000
+#define MC_MISC_RA_LSB 0x000000000000003f /* If MCG_CAP_SER_P */
+#define MC_MISC_ADDRESS_MODE 0x00000000000001c0 /* If MCG_CAP_SER_P */
+#define MC_CTL2_THRESHOLD 0x0000000000007fff
+#define MC_CTL2_CMCI_EN 0x0000000040000000
+#define MC_AMDNB_BANK 4
+#define MC_MISC_AMD_VAL 0x8000000000000000 /* Counter presence valid */
+#define MC_MISC_AMD_CNTP 0x4000000000000000 /* Counter present */
+#define MC_MISC_AMD_LOCK 0x2000000000000000 /* Register locked */
+#define MC_MISC_AMD_INTP 0x1000000000000000 /* Int. type can generate interrupts */
+#define MC_MISC_AMD_LVT_MASK 0x00f0000000000000 /* Extended LVT offset */
+#define MC_MISC_AMD_LVT_SHIFT 52
+#define MC_MISC_AMD_CNTEN 0x0008000000000000 /* Counter enabled */
+#define MC_MISC_AMD_INT_MASK 0x0006000000000000 /* Interrupt type */
+#define MC_MISC_AMD_INT_LVT 0x0002000000000000 /* Interrupt via Extended LVT */
+#define MC_MISC_AMD_INT_SMI 0x0004000000000000 /* SMI */
+#define MC_MISC_AMD_OVERFLOW 0x0001000000000000 /* Counter overflow */
+#define MC_MISC_AMD_CNT_MASK 0x00000fff00000000 /* Counter value */
+#define MC_MISC_AMD_CNT_SHIFT 32
+#define MC_MISC_AMD_CNT_MAX 0xfff
+#define MC_MISC_AMD_PTR_MASK 0x00000000ff000000 /* Pointer to additional registers */
+#define MC_MISC_AMD_PTR_SHIFT 24
+
+/* AMD Scalable MCA */
+#define MSR_SMCA_MC0_CTL 0xc0002000
+#define MSR_SMCA_MC0_STATUS 0xc0002001
+#define MSR_SMCA_MC0_ADDR 0xc0002002
+#define MSR_SMCA_MC0_MISC0 0xc0002003
+#define MSR_SMCA_MC_CTL(x) (MSR_SMCA_MC0_CTL + 0x10 * (x))
+#define MSR_SMCA_MC_STATUS(x) (MSR_SMCA_MC0_STATUS + 0x10 * (x))
+#define MSR_SMCA_MC_ADDR(x) (MSR_SMCA_MC0_ADDR + 0x10 * (x))
+#define MSR_SMCA_MC_MISC(x) (MSR_SMCA_MC0_MISC0 + 0x10 * (x))
+
+/*
+ * The following four 3-byte registers control the non-cacheable regions.
+ * These registers must be written as three separate bytes.
+ *
+ * NCRx+0: A31-A24 of starting address
+ * NCRx+1: A23-A16 of starting address
+ * NCRx+2: A15-A12 of starting address | NCR_SIZE_xx.
+ *
+ * The non-cacheable region's starting address must be aligned to the
+ * size indicated by the NCR_SIZE_xx field.
+ */
+#define NCR1 0xc4
+#define NCR2 0xc7
+#define NCR3 0xca
+#define NCR4 0xcd
+
+#define NCR_SIZE_0K 0
+#define NCR_SIZE_4K 1
+#define NCR_SIZE_8K 2
+#define NCR_SIZE_16K 3
+#define NCR_SIZE_32K 4
+#define NCR_SIZE_64K 5
+#define NCR_SIZE_128K 6
+#define NCR_SIZE_256K 7
+#define NCR_SIZE_512K 8
+#define NCR_SIZE_1M 9
+#define NCR_SIZE_2M 10
+#define NCR_SIZE_4M 11
+#define NCR_SIZE_8M 12
+#define NCR_SIZE_16M 13
+#define NCR_SIZE_32M 14
+#define NCR_SIZE_4G 15
+
+/*
+ * The address region registers are used to specify the location and
+ * size for the eight address regions.
+ *
+ * ARRx + 0: A31-A24 of start address
+ * ARRx + 1: A23-A16 of start address
+ * ARRx + 2: A15-A12 of start address | ARR_SIZE_xx
+ */
+#define ARR0 0xc4
+#define ARR1 0xc7
+#define ARR2 0xca
+#define ARR3 0xcd
+#define ARR4 0xd0
+#define ARR5 0xd3
+#define ARR6 0xd6
+#define ARR7 0xd9
+
+#define ARR_SIZE_0K 0
+#define ARR_SIZE_4K 1
+#define ARR_SIZE_8K 2
+#define ARR_SIZE_16K 3
+#define ARR_SIZE_32K 4
+#define ARR_SIZE_64K 5
+#define ARR_SIZE_128K 6
+#define ARR_SIZE_256K 7
+#define ARR_SIZE_512K 8
+#define ARR_SIZE_1M 9
+#define ARR_SIZE_2M 10
+#define ARR_SIZE_4M 11
+#define ARR_SIZE_8M 12
+#define ARR_SIZE_16M 13
+#define ARR_SIZE_32M 14
+#define ARR_SIZE_4G 15
+
+/*
+ * The region control registers specify the attributes associated with
+ * the ARRx addres regions.
+ */
+#define RCR0 0xdc
+#define RCR1 0xdd
+#define RCR2 0xde
+#define RCR3 0xdf
+#define RCR4 0xe0
+#define RCR5 0xe1
+#define RCR6 0xe2
+#define RCR7 0xe3
+
+#define RCR_RCD 0x01 /* Disables caching for ARRx (x = 0-6). */
+#define RCR_RCE 0x01 /* Enables caching for ARR7. */
+#define RCR_WWO 0x02 /* Weak write ordering. */
+#define RCR_WL 0x04 /* Weak locking. */
+#define RCR_WG 0x08 /* Write gathering. */
+#define RCR_WT 0x10 /* Write-through. */
+#define RCR_NLB 0x20 /* LBA# pin is not asserted. */
+
+/* AMD Write Allocate Top-Of-Memory and Control Register */
+#define AMD_WT_ALLOC_TME 0x40000 /* top-of-memory enable */
+#define AMD_WT_ALLOC_PRE 0x20000 /* programmable range enable */
+#define AMD_WT_ALLOC_FRE 0x10000 /* fixed (A0000-FFFFF) range enable */
+
+/* AMD64 MSR's */
+#define MSR_EFER 0xc0000080 /* extended features */
+#define MSR_STAR 0xc0000081 /* legacy mode SYSCALL target/cs/ss */
+#define MSR_LSTAR 0xc0000082 /* long mode SYSCALL target rip */
+#define MSR_CSTAR 0xc0000083 /* compat mode SYSCALL target rip */
+#define MSR_SF_MASK 0xc0000084 /* syscall flags mask */
+#define MSR_FSBASE 0xc0000100 /* base address of the %fs "segment" */
+#define MSR_GSBASE 0xc0000101 /* base address of the %gs "segment" */
+#define MSR_KGSBASE 0xc0000102 /* base address of the kernel %gs */
+#define MSR_TSC_AUX 0xc0000103
+#define MSR_PERFEVSEL0 0xc0010000
+#define MSR_PERFEVSEL1 0xc0010001
+#define MSR_PERFEVSEL2 0xc0010002
+#define MSR_PERFEVSEL3 0xc0010003
+#define MSR_K7_PERFCTR0 0xc0010004
+#define MSR_K7_PERFCTR1 0xc0010005
+#define MSR_K7_PERFCTR2 0xc0010006
+#define MSR_K7_PERFCTR3 0xc0010007
+#define MSR_SYSCFG 0xc0010010
+#define MSR_HWCR 0xc0010015
+#define MSR_IORRBASE0 0xc0010016
+#define MSR_IORRMASK0 0xc0010017
+#define MSR_IORRBASE1 0xc0010018
+#define MSR_IORRMASK1 0xc0010019
+#define MSR_TOP_MEM 0xc001001a /* boundary for ram below 4G */
+#define MSR_TOP_MEM2 0xc001001d /* boundary for ram above 4G */
+#define MSR_NB_CFG1 0xc001001f /* NB configuration 1 */
+#define MSR_K8_UCODE_UPDATE 0xc0010020 /* update microcode */
+#define MSR_MC0_CTL_MASK 0xc0010044
+#define MSR_P_STATE_LIMIT 0xc0010061 /* P-state Current Limit Register */
+#define MSR_P_STATE_CONTROL 0xc0010062 /* P-state Control Register */
+#define MSR_P_STATE_STATUS 0xc0010063 /* P-state Status Register */
+#define MSR_P_STATE_CONFIG(n) (0xc0010064 + (n)) /* P-state Config */
+#define MSR_SMM_ADDR 0xc0010112 /* SMM TSEG base address */
+#define MSR_SMM_MASK 0xc0010113 /* SMM TSEG address mask */
+#define MSR_VM_CR 0xc0010114 /* SVM: feature control */
+#define MSR_VM_HSAVE_PA 0xc0010117 /* SVM: host save area address */
+#define MSR_AMD_CPUID07 0xc0011002 /* CPUID 07 %ebx override */
+#define MSR_EXTFEATURES 0xc0011005 /* Extended CPUID Features override */
+#define MSR_LS_CFG 0xc0011020
+#define MSR_IC_CFG 0xc0011021 /* Instruction Cache Configuration */
+
+/* MSR_VM_CR related */
+#define VM_CR_SVMDIS 0x10 /* SVM: disabled by BIOS */
+
+/* VIA ACE crypto featureset: for via_feature_rng */
+#define VIA_HAS_RNG 1 /* cpu has RNG */
+
+/* VIA ACE crypto featureset: for via_feature_xcrypt */
+#define VIA_HAS_AES 1 /* cpu has AES */
+#define VIA_HAS_SHA 2 /* cpu has SHA1 & SHA256 */
+#define VIA_HAS_MM 4 /* cpu has RSA instructions */
+#define VIA_HAS_AESCTR 8 /* cpu has AES-CTR instructions */
+
+/* Centaur Extended Feature flags */
+#define VIA_CPUID_HAS_RNG 0x000004
+#define VIA_CPUID_DO_RNG 0x000008
+#define VIA_CPUID_HAS_ACE 0x000040
+#define VIA_CPUID_DO_ACE 0x000080
+#define VIA_CPUID_HAS_ACE2 0x000100
+#define VIA_CPUID_DO_ACE2 0x000200
+#define VIA_CPUID_HAS_PHE 0x000400
+#define VIA_CPUID_DO_PHE 0x000800
+#define VIA_CPUID_HAS_PMM 0x001000
+#define VIA_CPUID_DO_PMM 0x002000
+
+/* VIA ACE xcrypt-* instruction context control options */
+#define VIA_CRYPT_CWLO_ROUND_M 0x0000000f
+#define VIA_CRYPT_CWLO_ALG_M 0x00000070
+#define VIA_CRYPT_CWLO_ALG_AES 0x00000000
+#define VIA_CRYPT_CWLO_KEYGEN_M 0x00000080
+#define VIA_CRYPT_CWLO_KEYGEN_HW 0x00000000
+#define VIA_CRYPT_CWLO_KEYGEN_SW 0x00000080
+#define VIA_CRYPT_CWLO_NORMAL 0x00000000
+#define VIA_CRYPT_CWLO_INTERMEDIATE 0x00000100
+#define VIA_CRYPT_CWLO_ENCRYPT 0x00000000
+#define VIA_CRYPT_CWLO_DECRYPT 0x00000200
+#define VIA_CRYPT_CWLO_KEY128 0x0000000a /* 128bit, 10 rds */
+#define VIA_CRYPT_CWLO_KEY192 0x0000040c /* 192bit, 12 rds */
+#define VIA_CRYPT_CWLO_KEY256 0x0000080e /* 256bit, 15 rds */
+
+#endif /* !_MACHINE_SPECIALREG_H_ */
diff --git a/rtemsbsd/include/x86/x86_var.h b/rtemsbsd/include/x86/x86_var.h
new file mode 100644
index 00000000..2028d739
--- /dev/null
+++ b/rtemsbsd/include/x86/x86_var.h
@@ -0,0 +1,145 @@
+/*-
+ * Copyright (c) 1995 Bruce D. Evans.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. Neither the name of the author nor the names of contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ * $FreeBSD$
+ */
+
+#ifndef _X86_X86_VAR_H_
+#define _X86_X86_VAR_H_
+
+/*
+ * Miscellaneous machine-dependent declarations.
+ */
+
+extern long Maxmem;
+extern u_int basemem;
+extern int busdma_swi_pending;
+extern u_int cpu_exthigh;
+extern u_int cpu_feature;
+extern u_int cpu_feature2;
+extern u_int amd_feature;
+extern u_int amd_feature2;
+extern u_int amd_rascap;
+extern u_int amd_pminfo;
+extern u_int amd_extended_feature_extensions;
+extern u_int via_feature_rng;
+extern u_int via_feature_xcrypt;
+extern u_int cpu_clflush_line_size;
+extern u_int cpu_stdext_feature;
+extern u_int cpu_stdext_feature2;
+extern u_int cpu_stdext_feature3;
+extern uint64_t cpu_ia32_arch_caps;
+extern u_int cpu_fxsr;
+extern u_int cpu_high;
+extern u_int cpu_id;
+extern u_int cpu_max_ext_state_size;
+extern u_int cpu_mxcsr_mask;
+extern u_int cpu_procinfo;
+extern u_int cpu_procinfo2;
+extern char cpu_vendor[];
+extern u_int cpu_vendor_id;
+extern u_int cpu_mon_mwait_flags;
+extern u_int cpu_mon_min_size;
+extern u_int cpu_mon_max_size;
+extern u_int cpu_maxphyaddr;
+extern char ctx_switch_xsave[];
+extern u_int hv_base;
+extern u_int hv_high;
+extern char hv_vendor[];
+extern char kstack[];
+extern char sigcode[];
+extern int szsigcode;
+extern int vm_page_dump_size;
+extern int workaround_erratum383;
+extern int _udatasel;
+extern int _ucodesel;
+extern int _ucode32sel;
+extern int _ufssel;
+extern int _ugssel;
+extern int use_xsave;
+extern uint64_t xsave_mask;
+extern u_int max_apic_id;
+extern int i386_read_exec;
+extern int pti;
+extern int hw_ibrs_active;
+extern int hw_mds_disable;
+extern int hw_ssb_active;
+
+struct pcb;
+struct thread;
+struct reg;
+struct fpreg;
+struct dbreg;
+struct dumperinfo;
+struct trapframe;
+
+/*
+ * The interface type of the interrupt handler entry point cannot be
+ * expressed in C. Use simplest non-variadic function type as an
+ * approximation.
+ */
+typedef void alias_for_inthand_t(void);
+
+bool acpi_get_fadt_bootflags(uint16_t *flagsp);
+void *alloc_fpusave(int flags);
+void busdma_swi(void);
+vm_paddr_t cpu_getmaxphyaddr(void);
+bool cpu_mwait_usable(void);
+void cpu_probe_amdc1e(void);
+void cpu_setregs(void);
+bool disable_wp(void);
+void restore_wp(bool old_wp);
+void dump_add_page(vm_paddr_t);
+void dump_drop_page(vm_paddr_t);
+void finishidentcpu(void);
+void identify_cpu1(void);
+void identify_cpu2(void);
+void identify_cpu_fixup_bsp(void);
+void identify_hypervisor(void);
+void initializecpu(void);
+void initializecpucache(void);
+bool fix_cpuid(void);
+void fillw(int /*u_short*/ pat, void *base, size_t cnt);
+int is_physical_memory(vm_paddr_t addr);
+int isa_nmi(int cd);
+void handle_ibrs_entry(void);
+void handle_ibrs_exit(void);
+void hw_ibrs_recalculate(void);
+void hw_mds_recalculate(void);
+void hw_ssb_recalculate(bool all_cpus);
+void nmi_call_kdb(u_int cpu, u_int type, struct trapframe *frame);
+void nmi_call_kdb_smp(u_int type, struct trapframe *frame);
+void nmi_handle_intr(u_int type, struct trapframe *frame);
+void pagecopy(void *from, void *to);
+void printcpuinfo(void);
+int pti_get_default(void);
+int user_dbreg_trap(register_t dr6);
+int minidumpsys(struct dumperinfo *);
+struct pcb *get_pcb_td(struct thread *td);
+
+#endif
--
2.17.1
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