linuxkpi: Add dmi_* function
dmi function are used to get smbios values. The DRM subsystem and drivers use it to enabled (or not) quirks. Reviewed by: hselasky Sponsored by: The FreeBSD Foundation Differential Revision: https://reviews.freebsd.org/D26046
This commit is contained in:
parent
2b68c97337
commit
a91b408a36
Notes:
svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=366373
46
sys/compat/linuxkpi/common/include/linux/dmi.h
Normal file
46
sys/compat/linuxkpi/common/include/linux/dmi.h
Normal file
@ -0,0 +1,46 @@
|
|||||||
|
/*-
|
||||||
|
* Copyright (c) 2020 The FreeBSD Foundation
|
||||||
|
*
|
||||||
|
* This software was developed by Emmanuel Vadot under sponsorship
|
||||||
|
* from the FreeBSD Foundation.
|
||||||
|
*
|
||||||
|
* 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 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 __LINUX_DMI_H__
|
||||||
|
#define __LINUX_DMI_H__
|
||||||
|
|
||||||
|
#include <linux/mod_devicetable.h>
|
||||||
|
|
||||||
|
int linux_dmi_check_system(const struct dmi_system_id *);
|
||||||
|
bool linux_dmi_match(enum dmi_field, const char *);
|
||||||
|
const struct dmi_system_id *linux_dmi_first_match(const struct dmi_system_id *);
|
||||||
|
const char *linux_dmi_get_system_info(int);
|
||||||
|
|
||||||
|
#define dmi_check_system(sysid) linux_dmi_check_system(sysid)
|
||||||
|
#define dmi_match(f, str) linux_dmi_match(f, str)
|
||||||
|
#define dmi_first_match(sysid) linux_dmi_first_match(sysid)
|
||||||
|
#define dmi_get_system_info(sysid) linux_dmi_get_system_info(sysid)
|
||||||
|
|
||||||
|
#endif /* __LINUX_DMI_H__ */
|
@ -180,7 +180,7 @@ struct file_operations {
|
|||||||
#define FMODE_READ FREAD
|
#define FMODE_READ FREAD
|
||||||
#define FMODE_WRITE FWRITE
|
#define FMODE_WRITE FWRITE
|
||||||
#define FMODE_EXEC FEXEC
|
#define FMODE_EXEC FEXEC
|
||||||
|
#define FMODE_UNSIGNED_OFFSET 0x2000
|
||||||
int __register_chrdev(unsigned int major, unsigned int baseminor,
|
int __register_chrdev(unsigned int major, unsigned int baseminor,
|
||||||
unsigned int count, const char *name,
|
unsigned int count, const char *name,
|
||||||
const struct file_operations *fops);
|
const struct file_operations *fops);
|
||||||
|
72
sys/compat/linuxkpi/common/include/linux/mod_devicetable.h
Normal file
72
sys/compat/linuxkpi/common/include/linux/mod_devicetable.h
Normal file
@ -0,0 +1,72 @@
|
|||||||
|
/*-
|
||||||
|
* Copyright (c) 2020 The FreeBSD Foundation
|
||||||
|
*
|
||||||
|
* This software was developed by Emmanuel Vadot under sponsorship
|
||||||
|
* from the FreeBSD Foundation.
|
||||||
|
*
|
||||||
|
* 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 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 __LINUX_MOD_DEVICETABLE_H__
|
||||||
|
#define __LINUX_MOD_DEVICETABLE_H__
|
||||||
|
|
||||||
|
enum dmi_field {
|
||||||
|
DMI_NONE,
|
||||||
|
DMI_BIOS_VENDOR,
|
||||||
|
DMI_BIOS_VERSION,
|
||||||
|
DMI_BIOS_DATE,
|
||||||
|
DMI_SYS_VENDOR,
|
||||||
|
DMI_PRODUCT_NAME,
|
||||||
|
DMI_PRODUCT_VERSION,
|
||||||
|
DMI_PRODUCT_SERIAL,
|
||||||
|
DMI_PRODUCT_UUID,
|
||||||
|
DMI_BOARD_VENDOR,
|
||||||
|
DMI_BOARD_NAME,
|
||||||
|
DMI_BOARD_VERSION,
|
||||||
|
DMI_BOARD_SERIAL,
|
||||||
|
DMI_BOARD_ASSET_TAG,
|
||||||
|
DMI_CHASSIS_VENDOR,
|
||||||
|
DMI_CHASSIS_TYPE,
|
||||||
|
DMI_CHASSIS_VERSION,
|
||||||
|
DMI_CHASSIS_SERIAL,
|
||||||
|
DMI_CHASSIS_ASSET_TAG,
|
||||||
|
DMI_STRING_MAX,
|
||||||
|
};
|
||||||
|
|
||||||
|
struct dmi_strmatch {
|
||||||
|
unsigned char slot;
|
||||||
|
char substr[79];
|
||||||
|
};
|
||||||
|
|
||||||
|
struct dmi_system_id {
|
||||||
|
int (*callback)(const struct dmi_system_id *);
|
||||||
|
const char *ident;
|
||||||
|
struct dmi_strmatch matches[4];
|
||||||
|
void *driver_data;
|
||||||
|
};
|
||||||
|
|
||||||
|
#define DMI_MATCH(a, b) { .slot = a, .substr = b }
|
||||||
|
#define DMI_EXACT_MATCH(a, b) { .slot = a, .substr = b, }
|
||||||
|
|
||||||
|
#endif /* __LINUX_MOD_DEVICETABLE_H__ */
|
140
sys/compat/linuxkpi/common/src/linux_dmi.c
Normal file
140
sys/compat/linuxkpi/common/src/linux_dmi.c
Normal file
@ -0,0 +1,140 @@
|
|||||||
|
/*-
|
||||||
|
* Copyright (c) 2020 The FreeBSD Foundation
|
||||||
|
*
|
||||||
|
* This software was developed by Emmanuel Vadot under sponsorship
|
||||||
|
* from the FreeBSD Foundation.
|
||||||
|
*
|
||||||
|
* 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 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.
|
||||||
|
*
|
||||||
|
* $FreeBSD$
|
||||||
|
*/
|
||||||
|
|
||||||
|
#include <sys/param.h>
|
||||||
|
#include <sys/systm.h>
|
||||||
|
#include <sys/kernel.h>
|
||||||
|
|
||||||
|
#include <linux/dmi.h>
|
||||||
|
|
||||||
|
static char *dmi_data[DMI_STRING_MAX];
|
||||||
|
|
||||||
|
static void
|
||||||
|
linux_dmi_preload(void *arg)
|
||||||
|
{
|
||||||
|
|
||||||
|
dmi_data[DMI_BIOS_VENDOR] = kern_getenv("smbios.bios.vendor");
|
||||||
|
dmi_data[DMI_BIOS_VERSION] = kern_getenv("smbios.bios.version");
|
||||||
|
dmi_data[DMI_BIOS_DATE] = kern_getenv("smbios.bios.reldate");
|
||||||
|
dmi_data[DMI_SYS_VENDOR] = kern_getenv("smbios.system.maker");
|
||||||
|
dmi_data[DMI_PRODUCT_NAME] = kern_getenv("smbios.system.product");
|
||||||
|
dmi_data[DMI_PRODUCT_VERSION] = kern_getenv("smbios.system.version");
|
||||||
|
dmi_data[DMI_PRODUCT_SERIAL] = kern_getenv("smbios.system.serial");
|
||||||
|
dmi_data[DMI_PRODUCT_UUID] = kern_getenv("smbios.system.uuid");
|
||||||
|
dmi_data[DMI_BOARD_VENDOR] = kern_getenv("smbios.planar.maker");
|
||||||
|
dmi_data[DMI_BOARD_NAME] = kern_getenv("smbios.planar.product");
|
||||||
|
dmi_data[DMI_BOARD_VERSION] = kern_getenv("smbios.planar.version");
|
||||||
|
dmi_data[DMI_BOARD_SERIAL] = kern_getenv("smbios.planar.serial");
|
||||||
|
dmi_data[DMI_BOARD_ASSET_TAG] = kern_getenv("smbios.planar.tag");
|
||||||
|
dmi_data[DMI_CHASSIS_VENDOR] = kern_getenv("smbios.chassis.maker");
|
||||||
|
dmi_data[DMI_CHASSIS_TYPE] = kern_getenv("smbios.chassis.type");
|
||||||
|
dmi_data[DMI_CHASSIS_VERSION] = kern_getenv("smbios.chassis.version");
|
||||||
|
dmi_data[DMI_CHASSIS_SERIAL] = kern_getenv("smbios.chassis.serial");
|
||||||
|
dmi_data[DMI_CHASSIS_ASSET_TAG] = kern_getenv("smbios.chassis.tag");
|
||||||
|
}
|
||||||
|
SYSINIT(linux_dmi_preload, SI_SUB_DRIVERS, SI_ORDER_ANY, linux_dmi_preload, NULL);
|
||||||
|
|
||||||
|
/* Match a system against a field */
|
||||||
|
bool
|
||||||
|
linux_dmi_match(enum dmi_field f, const char *str)
|
||||||
|
{
|
||||||
|
|
||||||
|
if (f < DMI_STRING_MAX &&
|
||||||
|
dmi_data[f] != NULL &&
|
||||||
|
strcmp(dmi_data[f], str) == 0)
|
||||||
|
return(true);
|
||||||
|
return (false);
|
||||||
|
}
|
||||||
|
|
||||||
|
/* Match a system against the struct, all matches must be ok */
|
||||||
|
static bool
|
||||||
|
linux_dmi_matches(const struct dmi_system_id *dsi)
|
||||||
|
{
|
||||||
|
int i;
|
||||||
|
|
||||||
|
for (i = 0; i < nitems(dsi->matches); i++) {
|
||||||
|
if (dsi->matches[i].slot == DMI_NONE)
|
||||||
|
break;
|
||||||
|
if (dmi_match(dsi->matches[i].slot,
|
||||||
|
dsi->matches[i].substr) == false)
|
||||||
|
return (false);
|
||||||
|
}
|
||||||
|
|
||||||
|
return (true);
|
||||||
|
}
|
||||||
|
|
||||||
|
/* Return the string matching the field */
|
||||||
|
const char *
|
||||||
|
linux_dmi_get_system_info(int field)
|
||||||
|
{
|
||||||
|
|
||||||
|
if (field < DMI_STRING_MAX)
|
||||||
|
return (dmi_data[field]);
|
||||||
|
return (NULL);
|
||||||
|
}
|
||||||
|
|
||||||
|
/*
|
||||||
|
* Match a system against the structs list
|
||||||
|
* If a match is found return the corresponding structure.
|
||||||
|
*/
|
||||||
|
const struct dmi_system_id *
|
||||||
|
linux_dmi_first_match(const struct dmi_system_id *list)
|
||||||
|
{
|
||||||
|
const struct dmi_system_id *dsi;
|
||||||
|
|
||||||
|
for (dsi = list; dsi->matches[0].slot != 0; dsi++) {
|
||||||
|
if (linux_dmi_matches(dsi))
|
||||||
|
return (dsi);
|
||||||
|
}
|
||||||
|
|
||||||
|
return (NULL);
|
||||||
|
}
|
||||||
|
|
||||||
|
/*
|
||||||
|
* Match a system against the structs list
|
||||||
|
* For each match call the callback with the corresponding data
|
||||||
|
* Return the number of matches.
|
||||||
|
*/
|
||||||
|
int
|
||||||
|
linux_dmi_check_system(const struct dmi_system_id *sysid)
|
||||||
|
{
|
||||||
|
const struct dmi_system_id *dsi;
|
||||||
|
int matches = 0;
|
||||||
|
|
||||||
|
for (dsi = sysid; dsi->matches[0].slot != 0; dsi++) {
|
||||||
|
if (linux_dmi_matches(dsi)) {
|
||||||
|
matches++;
|
||||||
|
if (dsi->callback && dsi->callback(dsi))
|
||||||
|
break;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
return (matches);
|
||||||
|
}
|
@ -4510,6 +4510,8 @@ compat/linuxkpi/common/src/linux_compat.c optional compat_linuxkpi \
|
|||||||
compile-with "${LINUXKPI_C}"
|
compile-with "${LINUXKPI_C}"
|
||||||
compat/linuxkpi/common/src/linux_current.c optional compat_linuxkpi \
|
compat/linuxkpi/common/src/linux_current.c optional compat_linuxkpi \
|
||||||
compile-with "${LINUXKPI_C}"
|
compile-with "${LINUXKPI_C}"
|
||||||
|
compat/linuxkpi/common/src/linux_dmi.c optional compat_linuxkpi \
|
||||||
|
compile-with "${LINUXKPI_C}"
|
||||||
compat/linuxkpi/common/src/linux_hrtimer.c optional compat_linuxkpi \
|
compat/linuxkpi/common/src/linux_hrtimer.c optional compat_linuxkpi \
|
||||||
compile-with "${LINUXKPI_C}"
|
compile-with "${LINUXKPI_C}"
|
||||||
compat/linuxkpi/common/src/linux_kthread.c optional compat_linuxkpi \
|
compat/linuxkpi/common/src/linux_kthread.c optional compat_linuxkpi \
|
||||||
|
@ -4,6 +4,7 @@
|
|||||||
KMOD= linuxkpi
|
KMOD= linuxkpi
|
||||||
SRCS= linux_compat.c \
|
SRCS= linux_compat.c \
|
||||||
linux_current.c \
|
linux_current.c \
|
||||||
|
linux_dmi.c \
|
||||||
linux_hrtimer.c \
|
linux_hrtimer.c \
|
||||||
linux_idr.c \
|
linux_idr.c \
|
||||||
linux_kmod.c \
|
linux_kmod.c \
|
||||||
|
Loading…
Reference in New Issue
Block a user