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Date: Thu, 23 Jun 2011 13:25:47 -0400
From: Prarit Bhargava <prarit@...hat.com>
To: linux-kernel@...r.kernel.org, linux-ia64@...r.kernel.org,
x86@...nel.org, linux-acpi@...r.kernel.org,
linux-ide@...r.kernel.org,
openipmi-developer@...ts.sourceforge.net,
platform-driver-x86@...r.kernel.org, linux-crypto@...r.kernel.org,
dri-devel@...ts.freedesktop.org, lm-sensors@...sensors.org,
linux-i2c@...r.kernel.org, linux-ide@...r.kernel.org,
linux-input@...r.kernel.org, linux-media@...r.kernel.org,
linux-mmc@...r.kernel.org, netdev@...r.kernel.org,
linux-pci@...r.kernel.org, rtc-linux@...glegroups.com,
evel@...verdev.osuosl.org, linux-usb@...r.kernel.org,
device-drivers-devel@...ckfin.uclinux.org,
linux-watchdog@...r.kernel.org
Cc: grant.likely@...retlab.ca, dz@...ian.org, rpurdie@...ys.net,
eric.piel@...mplin-utc.net, abelay@....edu, johnpol@....mipt.ru,
Prarit Bhargava <prarit@...hat.com>
Subject: [PATCH 35/35] Remove old DMI & SMBIOS code and make SMBIOS default on
Remove old DMI & SMBIOS code and make SMBIOS default on
This code has now been completely replaced by the new System Firmware
Interface (SYSFW) and SMBIOS code. It is no longer needed in the kernel.
Signed-off-by: Prarit Bhargava <prarit@...hat.com>
---
arch/ia64/include/asm/dmi.h | 12 -
arch/x86/Kconfig | 9 -
arch/x86/include/asm/dmi.h | 19 -
drivers/firmware/Kconfig | 20 -
drivers/firmware/Makefile | 3 -
drivers/firmware/dmi-id.c | 245 -------------
drivers/firmware/dmi-sysfs.c | 696 ------------------------------------
drivers/firmware/dmi_scan.c | 751 ---------------------------------------
include/linux/dmi.h | 139 -------
include/linux/mod_devicetable.h | 55 ---
10 files changed, 0 insertions(+), 1949 deletions(-)
delete mode 100644 arch/ia64/include/asm/dmi.h
delete mode 100644 arch/x86/include/asm/dmi.h
delete mode 100644 drivers/firmware/dmi-id.c
delete mode 100644 drivers/firmware/dmi-sysfs.c
delete mode 100644 drivers/firmware/dmi_scan.c
delete mode 100644 include/linux/dmi.h
diff --git a/arch/ia64/include/asm/dmi.h b/arch/ia64/include/asm/dmi.h
deleted file mode 100644
index 1ed4c8f..0000000
--- a/arch/ia64/include/asm/dmi.h
+++ /dev/null
@@ -1,12 +0,0 @@
-#ifndef _ASM_DMI_H
-#define _ASM_DMI_H 1
-
-#include <linux/slab.h>
-#include <asm/io.h>
-
-/* Use normal IO mappings for DMI */
-#define dmi_ioremap ioremap
-#define dmi_iounmap(x,l) iounmap(x)
-#define dmi_alloc(l) kmalloc(l, GFP_ATOMIC)
-
-#endif
diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index e7cdde8..92ee12b 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -626,15 +626,6 @@ config APB_TIMER
# Mark as expert because too many people got it wrong.
# The code disables itself when not needed.
-config DMI
- default y
- bool "Enable DMI scanning" if EXPERT
- ---help---
- Enabled scanning of DMI to identify machine quirks. Say Y
- here unless you have verified that your setup is not
- affected by entries in the DMI blacklist. Required by PNP
- BIOS code.
-
config SMBIOS
depends on SYSTEM_FIRMWARE
bool "Enable SMBIOS scanning" if EXPERT
diff --git a/arch/x86/include/asm/dmi.h b/arch/x86/include/asm/dmi.h
deleted file mode 100644
index fd8f9e2..0000000
--- a/arch/x86/include/asm/dmi.h
+++ /dev/null
@@ -1,19 +0,0 @@
-#ifndef _ASM_X86_DMI_H
-#define _ASM_X86_DMI_H
-
-#include <linux/compiler.h>
-#include <linux/init.h>
-
-#include <asm/io.h>
-#include <asm/setup.h>
-
-static __always_inline __init void *dmi_alloc(unsigned len)
-{
- return extend_brk(len, sizeof(int));
-}
-
-/* Use early IO mappings for DMI because it's initialized early */
-#define dmi_ioremap early_ioremap
-#define dmi_iounmap early_iounmap
-
-#endif /* _ASM_X86_DMI_H */
diff --git a/drivers/firmware/Kconfig b/drivers/firmware/Kconfig
index 23066d8..a46c162 100644
--- a/drivers/firmware/Kconfig
+++ b/drivers/firmware/Kconfig
@@ -104,26 +104,6 @@ config DCDBAS
Say Y or M here to enable the driver for use by Dell systems
management software such as Dell OpenManage.
-config DMIID
- bool "Export DMI identification via sysfs to userspace"
- depends on DMI
- default y
- help
- Say Y here if you want to query SMBIOS/DMI system identification
- information from userspace through /sys/class/dmi/id/ or if you want
- DMI-based module auto-loading.
-
-config DMI_SYSFS
- tristate "DMI table support in sysfs"
- depends on SYSFS && DMI
- default n
- help
- Say Y or M here to enable the exporting of the raw DMI table
- data via sysfs. This is useful for consuming the data without
- requiring any access to /dev/mem at all. Tables are found
- under /sys/firmware/dmi when this option is enabled and
- loaded.
-
config ISCSI_IBFT_FIND
bool "iSCSI Boot Firmware Table Attributes"
depends on X86
diff --git a/drivers/firmware/Makefile b/drivers/firmware/Makefile
index 5c9d81f..f372289 100644
--- a/drivers/firmware/Makefile
+++ b/drivers/firmware/Makefile
@@ -1,14 +1,11 @@
#
# Makefile for the linux kernel.
#
-obj-$(CONFIG_DMI) += dmi_scan.o
-obj-$(CONFIG_DMI_SYSFS) += dmi-sysfs.o
obj-$(CONFIG_EDD) += edd.o
obj-$(CONFIG_EFI_VARS) += efivars.o
obj-$(CONFIG_EFI_PCDP) += pcdp.o
obj-$(CONFIG_DELL_RBU) += dell_rbu.o
obj-$(CONFIG_DCDBAS) += dcdbas.o
-obj-$(CONFIG_DMIID) += dmi-id.o
obj-$(CONFIG_ISCSI_IBFT_FIND) += iscsi_ibft_find.o
obj-$(CONFIG_ISCSI_IBFT) += iscsi_ibft.o
obj-$(CONFIG_FIRMWARE_MEMMAP) += memmap.o
diff --git a/drivers/firmware/dmi-id.c b/drivers/firmware/dmi-id.c
deleted file mode 100644
index 94a58a0..0000000
--- a/drivers/firmware/dmi-id.c
+++ /dev/null
@@ -1,245 +0,0 @@
-/*
- * Export SMBIOS/DMI info via sysfs to userspace
- *
- * Copyright 2007, Lennart Poettering
- *
- * Licensed under GPLv2
- */
-
-#include <linux/module.h>
-#include <linux/kernel.h>
-#include <linux/init.h>
-#include <linux/dmi.h>
-#include <linux/device.h>
-#include <linux/slab.h>
-
-struct dmi_device_attribute{
- struct device_attribute dev_attr;
- int field;
-};
-#define to_dmi_dev_attr(_dev_attr) \
- container_of(_dev_attr, struct dmi_device_attribute, dev_attr)
-
-static ssize_t sys_dmi_field_show(struct device *dev,
- struct device_attribute *attr,
- char *page)
-{
- int field = to_dmi_dev_attr(attr)->field;
- ssize_t len;
- len = scnprintf(page, PAGE_SIZE, "%s\n", dmi_get_system_info(field));
- page[len-1] = '\n';
- return len;
-}
-
-#define DMI_ATTR(_name, _mode, _show, _field) \
- { .dev_attr = __ATTR(_name, _mode, _show, NULL), \
- .field = _field }
-
-#define DEFINE_DMI_ATTR_WITH_SHOW(_name, _mode, _field) \
-static struct dmi_device_attribute sys_dmi_##_name##_attr = \
- DMI_ATTR(_name, _mode, sys_dmi_field_show, _field);
-
-DEFINE_DMI_ATTR_WITH_SHOW(bios_vendor, 0444, DMI_BIOS_VENDOR);
-DEFINE_DMI_ATTR_WITH_SHOW(bios_version, 0444, DMI_BIOS_VERSION);
-DEFINE_DMI_ATTR_WITH_SHOW(bios_date, 0444, DMI_BIOS_DATE);
-DEFINE_DMI_ATTR_WITH_SHOW(sys_vendor, 0444, DMI_SYS_VENDOR);
-DEFINE_DMI_ATTR_WITH_SHOW(product_name, 0444, DMI_PRODUCT_NAME);
-DEFINE_DMI_ATTR_WITH_SHOW(product_version, 0444, DMI_PRODUCT_VERSION);
-DEFINE_DMI_ATTR_WITH_SHOW(product_serial, 0400, DMI_PRODUCT_SERIAL);
-DEFINE_DMI_ATTR_WITH_SHOW(product_uuid, 0400, DMI_PRODUCT_UUID);
-DEFINE_DMI_ATTR_WITH_SHOW(board_vendor, 0444, DMI_BOARD_VENDOR);
-DEFINE_DMI_ATTR_WITH_SHOW(board_name, 0444, DMI_BOARD_NAME);
-DEFINE_DMI_ATTR_WITH_SHOW(board_version, 0444, DMI_BOARD_VERSION);
-DEFINE_DMI_ATTR_WITH_SHOW(board_serial, 0400, DMI_BOARD_SERIAL);
-DEFINE_DMI_ATTR_WITH_SHOW(board_asset_tag, 0444, DMI_BOARD_ASSET_TAG);
-DEFINE_DMI_ATTR_WITH_SHOW(chassis_vendor, 0444, DMI_CHASSIS_VENDOR);
-DEFINE_DMI_ATTR_WITH_SHOW(chassis_type, 0444, DMI_CHASSIS_TYPE);
-DEFINE_DMI_ATTR_WITH_SHOW(chassis_version, 0444, DMI_CHASSIS_VERSION);
-DEFINE_DMI_ATTR_WITH_SHOW(chassis_serial, 0400, DMI_CHASSIS_SERIAL);
-DEFINE_DMI_ATTR_WITH_SHOW(chassis_asset_tag, 0444, DMI_CHASSIS_ASSET_TAG);
-
-static void ascii_filter(char *d, const char *s)
-{
- /* Filter out characters we don't want to see in the modalias string */
- for (; *s; s++)
- if (*s > ' ' && *s < 127 && *s != ':')
- *(d++) = *s;
-
- *d = 0;
-}
-
-static ssize_t get_modalias(char *buffer, size_t buffer_size)
-{
- static const struct mafield {
- const char *prefix;
- int field;
- } fields[] = {
- { "bvn", DMI_BIOS_VENDOR },
- { "bvr", DMI_BIOS_VERSION },
- { "bd", DMI_BIOS_DATE },
- { "svn", DMI_SYS_VENDOR },
- { "pn", DMI_PRODUCT_NAME },
- { "pvr", DMI_PRODUCT_VERSION },
- { "rvn", DMI_BOARD_VENDOR },
- { "rn", DMI_BOARD_NAME },
- { "rvr", DMI_BOARD_VERSION },
- { "cvn", DMI_CHASSIS_VENDOR },
- { "ct", DMI_CHASSIS_TYPE },
- { "cvr", DMI_CHASSIS_VERSION },
- { NULL, DMI_NONE }
- };
-
- ssize_t l, left;
- char *p;
- const struct mafield *f;
-
- strcpy(buffer, "dmi");
- p = buffer + 3; left = buffer_size - 4;
-
- for (f = fields; f->prefix && left > 0; f++) {
- const char *c;
- char *t;
-
- c = dmi_get_system_info(f->field);
- if (!c)
- continue;
-
- t = kmalloc(strlen(c) + 1, GFP_KERNEL);
- if (!t)
- break;
- ascii_filter(t, c);
- l = scnprintf(p, left, ":%s%s", f->prefix, t);
- kfree(t);
-
- p += l;
- left -= l;
- }
-
- p[0] = ':';
- p[1] = 0;
-
- return p - buffer + 1;
-}
-
-static ssize_t sys_dmi_modalias_show(struct device *dev,
- struct device_attribute *attr, char *page)
-{
- ssize_t r;
- r = get_modalias(page, PAGE_SIZE-1);
- page[r] = '\n';
- page[r+1] = 0;
- return r+1;
-}
-
-static struct device_attribute sys_dmi_modalias_attr =
- __ATTR(modalias, 0444, sys_dmi_modalias_show, NULL);
-
-static struct attribute *sys_dmi_attributes[DMI_STRING_MAX+2];
-
-static struct attribute_group sys_dmi_attribute_group = {
- .attrs = sys_dmi_attributes,
-};
-
-static const struct attribute_group* sys_dmi_attribute_groups[] = {
- &sys_dmi_attribute_group,
- NULL
-};
-
-static int dmi_dev_uevent(struct device *dev, struct kobj_uevent_env *env)
-{
- ssize_t len;
-
- if (add_uevent_var(env, "MODALIAS="))
- return -ENOMEM;
- len = get_modalias(&env->buf[env->buflen - 1],
- sizeof(env->buf) - env->buflen);
- if (len >= (sizeof(env->buf) - env->buflen))
- return -ENOMEM;
- env->buflen += len;
- return 0;
-}
-
-static struct class dmi_class = {
- .name = "dmi",
- .dev_release = (void(*)(struct device *)) kfree,
- .dev_uevent = dmi_dev_uevent,
-};
-
-static struct device *dmi_dev;
-
-/* Initialization */
-
-#define ADD_DMI_ATTR(_name, _field) \
- if (dmi_get_system_info(_field)) \
- sys_dmi_attributes[i++] = &sys_dmi_##_name##_attr.dev_attr.attr;
-
-/* In a separate function to keep gcc 3.2 happy - do NOT merge this in
- dmi_id_init! */
-static void __init dmi_id_init_attr_table(void)
-{
- int i;
-
- /* Not necessarily all DMI fields are available on all
- * systems, hence let's built an attribute table of just
- * what's available */
- i = 0;
- ADD_DMI_ATTR(bios_vendor, DMI_BIOS_VENDOR);
- ADD_DMI_ATTR(bios_version, DMI_BIOS_VERSION);
- ADD_DMI_ATTR(bios_date, DMI_BIOS_DATE);
- ADD_DMI_ATTR(sys_vendor, DMI_SYS_VENDOR);
- ADD_DMI_ATTR(product_name, DMI_PRODUCT_NAME);
- ADD_DMI_ATTR(product_version, DMI_PRODUCT_VERSION);
- ADD_DMI_ATTR(product_serial, DMI_PRODUCT_SERIAL);
- ADD_DMI_ATTR(product_uuid, DMI_PRODUCT_UUID);
- ADD_DMI_ATTR(board_vendor, DMI_BOARD_VENDOR);
- ADD_DMI_ATTR(board_name, DMI_BOARD_NAME);
- ADD_DMI_ATTR(board_version, DMI_BOARD_VERSION);
- ADD_DMI_ATTR(board_serial, DMI_BOARD_SERIAL);
- ADD_DMI_ATTR(board_asset_tag, DMI_BOARD_ASSET_TAG);
- ADD_DMI_ATTR(chassis_vendor, DMI_CHASSIS_VENDOR);
- ADD_DMI_ATTR(chassis_type, DMI_CHASSIS_TYPE);
- ADD_DMI_ATTR(chassis_version, DMI_CHASSIS_VERSION);
- ADD_DMI_ATTR(chassis_serial, DMI_CHASSIS_SERIAL);
- ADD_DMI_ATTR(chassis_asset_tag, DMI_CHASSIS_ASSET_TAG);
- sys_dmi_attributes[i++] = &sys_dmi_modalias_attr.attr;
-}
-
-static int __init dmi_id_init(void)
-{
- int ret;
-
- if (!dmi_available)
- return -ENODEV;
-
- dmi_id_init_attr_table();
-
- ret = class_register(&dmi_class);
- if (ret)
- return ret;
-
- dmi_dev = kzalloc(sizeof(*dmi_dev), GFP_KERNEL);
- if (!dmi_dev) {
- ret = -ENOMEM;
- goto fail_class_unregister;
- }
-
- dmi_dev->class = &dmi_class;
- dev_set_name(dmi_dev, "id");
- dmi_dev->groups = sys_dmi_attribute_groups;
-
- ret = device_register(dmi_dev);
- if (ret)
- goto fail_free_dmi_dev;
-
- return 0;
-
-fail_free_dmi_dev:
- kfree(dmi_dev);
-fail_class_unregister:
-
- class_unregister(&dmi_class);
-
- return ret;
-}
-
-arch_initcall(dmi_id_init);
diff --git a/drivers/firmware/dmi-sysfs.c b/drivers/firmware/dmi-sysfs.c
deleted file mode 100644
index eb26d62..0000000
--- a/drivers/firmware/dmi-sysfs.c
+++ /dev/null
@@ -1,696 +0,0 @@
-/*
- * dmi-sysfs.c
- *
- * This module exports the DMI tables read-only to userspace through the
- * sysfs file system.
- *
- * Data is currently found below
- * /sys/firmware/dmi/...
- *
- * DMI attributes are presented in attribute files with names
- * formatted using %d-%d, so that the first integer indicates the
- * structure type (0-255), and the second field is the instance of that
- * entry.
- *
- * Copyright 2011 Google, Inc.
- */
-
-#include <linux/kernel.h>
-#include <linux/init.h>
-#include <linux/module.h>
-#include <linux/types.h>
-#include <linux/kobject.h>
-#include <linux/dmi.h>
-#include <linux/capability.h>
-#include <linux/slab.h>
-#include <linux/list.h>
-#include <linux/io.h>
-
-#define MAX_ENTRY_TYPE 255 /* Most of these aren't used, but we consider
- the top entry type is only 8 bits */
-
-struct dmi_sysfs_entry {
- struct dmi_header dh;
- struct kobject kobj;
- int instance;
- int position;
- struct list_head list;
- struct kobject *child;
-};
-
-/*
- * Global list of dmi_sysfs_entry. Even though this should only be
- * manipulated at setup and teardown, the lazy nature of the kobject
- * system means we get lazy removes.
- */
-static LIST_HEAD(entry_list);
-static DEFINE_SPINLOCK(entry_list_lock);
-
-/* dmi_sysfs_attribute - Top level attribute. used by all entries. */
-struct dmi_sysfs_attribute {
- struct attribute attr;
- ssize_t (*show)(struct dmi_sysfs_entry *entry, char *buf);
-};
-
-#define DMI_SYSFS_ATTR(_entry, _name) \
-struct dmi_sysfs_attribute dmi_sysfs_attr_##_entry##_##_name = { \
- .attr = {.name = __stringify(_name), .mode = 0400}, \
- .show = dmi_sysfs_##_entry##_##_name, \
-}
-
-/*
- * dmi_sysfs_mapped_attribute - Attribute where we require the entry be
- * mapped in. Use in conjunction with dmi_sysfs_specialize_attr_ops.
- */
-struct dmi_sysfs_mapped_attribute {
- struct attribute attr;
- ssize_t (*show)(struct dmi_sysfs_entry *entry,
- const struct dmi_header *dh,
- char *buf);
-};
-
-#define DMI_SYSFS_MAPPED_ATTR(_entry, _name) \
-struct dmi_sysfs_mapped_attribute dmi_sysfs_attr_##_entry##_##_name = { \
- .attr = {.name = __stringify(_name), .mode = 0400}, \
- .show = dmi_sysfs_##_entry##_##_name, \
-}
-
-/*************************************************
- * Generic DMI entry support.
- *************************************************/
-static void dmi_entry_free(struct kobject *kobj)
-{
- kfree(kobj);
-}
-
-static struct dmi_sysfs_entry *to_entry(struct kobject *kobj)
-{
- return container_of(kobj, struct dmi_sysfs_entry, kobj);
-}
-
-static struct dmi_sysfs_attribute *to_attr(struct attribute *attr)
-{
- return container_of(attr, struct dmi_sysfs_attribute, attr);
-}
-
-static ssize_t dmi_sysfs_attr_show(struct kobject *kobj,
- struct attribute *_attr, char *buf)
-{
- struct dmi_sysfs_entry *entry = to_entry(kobj);
- struct dmi_sysfs_attribute *attr = to_attr(_attr);
-
- /* DMI stuff is only ever admin visible */
- if (!capable(CAP_SYS_ADMIN))
- return -EACCES;
-
- return attr->show(entry, buf);
-}
-
-static const struct sysfs_ops dmi_sysfs_attr_ops = {
- .show = dmi_sysfs_attr_show,
-};
-
-typedef ssize_t (*dmi_callback)(struct dmi_sysfs_entry *,
- const struct dmi_header *dh, void *);
-
-struct find_dmi_data {
- struct dmi_sysfs_entry *entry;
- dmi_callback callback;
- void *private;
- int instance_countdown;
- ssize_t ret;
-};
-
-static void find_dmi_entry_helper(const struct dmi_header *dh,
- void *_data)
-{
- struct find_dmi_data *data = _data;
- struct dmi_sysfs_entry *entry = data->entry;
-
- /* Is this the entry we want? */
- if (dh->type != entry->dh.type)
- return;
-
- if (data->instance_countdown != 0) {
- /* try the next instance? */
- data->instance_countdown--;
- return;
- }
-
- /*
- * Don't ever revisit the instance. Short circuit later
- * instances by letting the instance_countdown run negative
- */
- data->instance_countdown--;
-
- /* Found the entry */
- data->ret = data->callback(entry, dh, data->private);
-}
-
-/* State for passing the read parameters through dmi_find_entry() */
-struct dmi_read_state {
- char *buf;
- loff_t pos;
- size_t count;
-};
-
-static ssize_t find_dmi_entry(struct dmi_sysfs_entry *entry,
- dmi_callback callback, void *private)
-{
- struct find_dmi_data data = {
- .entry = entry,
- .callback = callback,
- .private = private,
- .instance_countdown = entry->instance,
- .ret = -EIO, /* To signal the entry disappeared */
- };
- int ret;
-
- ret = dmi_walk(find_dmi_entry_helper, &data);
- /* This shouldn't happen, but just in case. */
- if (ret)
- return -EINVAL;
- return data.ret;
-}
-
-/*
- * Calculate and return the byte length of the dmi entry identified by
- * dh. This includes both the formatted portion as well as the
- * unformatted string space, including the two trailing nul characters.
- */
-static size_t dmi_entry_length(const struct dmi_header *dh)
-{
- const char *p = (const char *)dh;
-
- p += dh->length;
-
- while (p[0] || p[1])
- p++;
-
- return 2 + p - (const char *)dh;
-}
-
-/*************************************************
- * Support bits for specialized DMI entry support
- *************************************************/
-struct dmi_entry_attr_show_data {
- struct attribute *attr;
- char *buf;
-};
-
-static ssize_t dmi_entry_attr_show_helper(struct dmi_sysfs_entry *entry,
- const struct dmi_header *dh,
- void *_data)
-{
- struct dmi_entry_attr_show_data *data = _data;
- struct dmi_sysfs_mapped_attribute *attr;
-
- attr = container_of(data->attr,
- struct dmi_sysfs_mapped_attribute, attr);
- return attr->show(entry, dh, data->buf);
-}
-
-static ssize_t dmi_entry_attr_show(struct kobject *kobj,
- struct attribute *attr,
- char *buf)
-{
- struct dmi_entry_attr_show_data data = {
- .attr = attr,
- .buf = buf,
- };
- /* Find the entry according to our parent and call the
- * normalized show method hanging off of the attribute */
- return find_dmi_entry(to_entry(kobj->parent),
- dmi_entry_attr_show_helper, &data);
-}
-
-static const struct sysfs_ops dmi_sysfs_specialize_attr_ops = {
- .show = dmi_entry_attr_show,
-};
-
-/*************************************************
- * Specialized DMI entry support.
- *************************************************/
-
-/*** Type 15 - System Event Table ***/
-
-#define DMI_SEL_ACCESS_METHOD_IO8 0x00
-#define DMI_SEL_ACCESS_METHOD_IO2x8 0x01
-#define DMI_SEL_ACCESS_METHOD_IO16 0x02
-#define DMI_SEL_ACCESS_METHOD_PHYS32 0x03
-#define DMI_SEL_ACCESS_METHOD_GPNV 0x04
-
-struct dmi_system_event_log {
- struct dmi_header header;
- u16 area_length;
- u16 header_start_offset;
- u16 data_start_offset;
- u8 access_method;
- u8 status;
- u32 change_token;
- union {
- struct {
- u16 index_addr;
- u16 data_addr;
- } io;
- u32 phys_addr32;
- u16 gpnv_handle;
- u32 access_method_address;
- };
- u8 header_format;
- u8 type_descriptors_supported_count;
- u8 per_log_type_descriptor_length;
- u8 supported_log_type_descriptos[0];
-} __packed;
-
-#define DMI_SYSFS_SEL_FIELD(_field) \
-static ssize_t dmi_sysfs_sel_##_field(struct dmi_sysfs_entry *entry, \
- const struct dmi_header *dh, \
- char *buf) \
-{ \
- struct dmi_system_event_log sel; \
- if (sizeof(sel) > dmi_entry_length(dh)) \
- return -EIO; \
- memcpy(&sel, dh, sizeof(sel)); \
- return sprintf(buf, "%u\n", sel._field); \
-} \
-static DMI_SYSFS_MAPPED_ATTR(sel, _field)
-
-DMI_SYSFS_SEL_FIELD(area_length);
-DMI_SYSFS_SEL_FIELD(header_start_offset);
-DMI_SYSFS_SEL_FIELD(data_start_offset);
-DMI_SYSFS_SEL_FIELD(access_method);
-DMI_SYSFS_SEL_FIELD(status);
-DMI_SYSFS_SEL_FIELD(change_token);
-DMI_SYSFS_SEL_FIELD(access_method_address);
-DMI_SYSFS_SEL_FIELD(header_format);
-DMI_SYSFS_SEL_FIELD(type_descriptors_supported_count);
-DMI_SYSFS_SEL_FIELD(per_log_type_descriptor_length);
-
-static struct attribute *dmi_sysfs_sel_attrs[] = {
- &dmi_sysfs_attr_sel_area_length.attr,
- &dmi_sysfs_attr_sel_header_start_offset.attr,
- &dmi_sysfs_attr_sel_data_start_offset.attr,
- &dmi_sysfs_attr_sel_access_method.attr,
- &dmi_sysfs_attr_sel_status.attr,
- &dmi_sysfs_attr_sel_change_token.attr,
- &dmi_sysfs_attr_sel_access_method_address.attr,
- &dmi_sysfs_attr_sel_header_format.attr,
- &dmi_sysfs_attr_sel_type_descriptors_supported_count.attr,
- &dmi_sysfs_attr_sel_per_log_type_descriptor_length.attr,
- NULL,
-};
-
-
-static struct kobj_type dmi_system_event_log_ktype = {
- .release = dmi_entry_free,
- .sysfs_ops = &dmi_sysfs_specialize_attr_ops,
- .default_attrs = dmi_sysfs_sel_attrs,
-};
-
-typedef u8 (*sel_io_reader)(const struct dmi_system_event_log *sel,
- loff_t offset);
-
-static DEFINE_MUTEX(io_port_lock);
-
-static u8 read_sel_8bit_indexed_io(const struct dmi_system_event_log *sel,
- loff_t offset)
-{
- u8 ret;
-
- mutex_lock(&io_port_lock);
- outb((u8)offset, sel->io.index_addr);
- ret = inb(sel->io.data_addr);
- mutex_unlock(&io_port_lock);
- return ret;
-}
-
-static u8 read_sel_2x8bit_indexed_io(const struct dmi_system_event_log *sel,
- loff_t offset)
-{
- u8 ret;
-
- mutex_lock(&io_port_lock);
- outb((u8)offset, sel->io.index_addr);
- outb((u8)(offset >> 8), sel->io.index_addr + 1);
- ret = inb(sel->io.data_addr);
- mutex_unlock(&io_port_lock);
- return ret;
-}
-
-static u8 read_sel_16bit_indexed_io(const struct dmi_system_event_log *sel,
- loff_t offset)
-{
- u8 ret;
-
- mutex_lock(&io_port_lock);
- outw((u16)offset, sel->io.index_addr);
- ret = inb(sel->io.data_addr);
- mutex_unlock(&io_port_lock);
- return ret;
-}
-
-static sel_io_reader sel_io_readers[] = {
- [DMI_SEL_ACCESS_METHOD_IO8] = read_sel_8bit_indexed_io,
- [DMI_SEL_ACCESS_METHOD_IO2x8] = read_sel_2x8bit_indexed_io,
- [DMI_SEL_ACCESS_METHOD_IO16] = read_sel_16bit_indexed_io,
-};
-
-static ssize_t dmi_sel_raw_read_io(struct dmi_sysfs_entry *entry,
- const struct dmi_system_event_log *sel,
- char *buf, loff_t pos, size_t count)
-{
- ssize_t wrote = 0;
-
- sel_io_reader io_reader = sel_io_readers[sel->access_method];
-
- while (count && pos < sel->area_length) {
- count--;
- *(buf++) = io_reader(sel, pos++);
- wrote++;
- }
-
- return wrote;
-}
-
-static ssize_t dmi_sel_raw_read_phys32(struct dmi_sysfs_entry *entry,
- const struct dmi_system_event_log *sel,
- char *buf, loff_t pos, size_t count)
-{
- u8 __iomem *mapped;
- ssize_t wrote = 0;
-
- mapped = ioremap(sel->access_method_address, sel->area_length);
- if (!mapped)
- return -EIO;
-
- while (count && pos < sel->area_length) {
- count--;
- *(buf++) = readb(mapped + pos++);
- wrote++;
- }
-
- iounmap(mapped);
- return wrote;
-}
-
-static ssize_t dmi_sel_raw_read_helper(struct dmi_sysfs_entry *entry,
- const struct dmi_header *dh,
- void *_state)
-{
- struct dmi_read_state *state = _state;
- struct dmi_system_event_log sel;
-
- if (sizeof(sel) > dmi_entry_length(dh))
- return -EIO;
-
- memcpy(&sel, dh, sizeof(sel));
-
- switch (sel.access_method) {
- case DMI_SEL_ACCESS_METHOD_IO8:
- case DMI_SEL_ACCESS_METHOD_IO2x8:
- case DMI_SEL_ACCESS_METHOD_IO16:
- return dmi_sel_raw_read_io(entry, &sel, state->buf,
- state->pos, state->count);
- case DMI_SEL_ACCESS_METHOD_PHYS32:
- return dmi_sel_raw_read_phys32(entry, &sel, state->buf,
- state->pos, state->count);
- case DMI_SEL_ACCESS_METHOD_GPNV:
- pr_info("dmi-sysfs: GPNV support missing.\n");
- return -EIO;
- default:
- pr_info("dmi-sysfs: Unknown access method %02x\n",
- sel.access_method);
- return -EIO;
- }
-}
-
-static ssize_t dmi_sel_raw_read(struct file *filp, struct kobject *kobj,
- struct bin_attribute *bin_attr,
- char *buf, loff_t pos, size_t count)
-{
- struct dmi_sysfs_entry *entry = to_entry(kobj->parent);
- struct dmi_read_state state = {
- .buf = buf,
- .pos = pos,
- .count = count,
- };
-
- return find_dmi_entry(entry, dmi_sel_raw_read_helper, &state);
-}
-
-static struct bin_attribute dmi_sel_raw_attr = {
- .attr = {.name = "raw_event_log", .mode = 0400},
- .read = dmi_sel_raw_read,
-};
-
-static int dmi_system_event_log(struct dmi_sysfs_entry *entry)
-{
- int ret;
-
- entry->child = kzalloc(sizeof(*entry->child), GFP_KERNEL);
- if (!entry->child)
- return -ENOMEM;
- ret = kobject_init_and_add(entry->child,
- &dmi_system_event_log_ktype,
- &entry->kobj,
- "system_event_log");
- if (ret)
- goto out_free;
-
- ret = sysfs_create_bin_file(entry->child, &dmi_sel_raw_attr);
- if (ret)
- goto out_del;
-
- return 0;
-
-out_del:
- kobject_del(entry->child);
-out_free:
- kfree(entry->child);
- return ret;
-}
-
-/*************************************************
- * Generic DMI entry support.
- *************************************************/
-
-static ssize_t dmi_sysfs_entry_length(struct dmi_sysfs_entry *entry, char *buf)
-{
- return sprintf(buf, "%d\n", entry->dh.length);
-}
-
-static ssize_t dmi_sysfs_entry_handle(struct dmi_sysfs_entry *entry, char *buf)
-{
- return sprintf(buf, "%d\n", entry->dh.handle);
-}
-
-static ssize_t dmi_sysfs_entry_type(struct dmi_sysfs_entry *entry, char *buf)
-{
- return sprintf(buf, "%d\n", entry->dh.type);
-}
-
-static ssize_t dmi_sysfs_entry_instance(struct dmi_sysfs_entry *entry,
- char *buf)
-{
- return sprintf(buf, "%d\n", entry->instance);
-}
-
-static ssize_t dmi_sysfs_entry_position(struct dmi_sysfs_entry *entry,
- char *buf)
-{
- return sprintf(buf, "%d\n", entry->position);
-}
-
-static DMI_SYSFS_ATTR(entry, length);
-static DMI_SYSFS_ATTR(entry, handle);
-static DMI_SYSFS_ATTR(entry, type);
-static DMI_SYSFS_ATTR(entry, instance);
-static DMI_SYSFS_ATTR(entry, position);
-
-static struct attribute *dmi_sysfs_entry_attrs[] = {
- &dmi_sysfs_attr_entry_length.attr,
- &dmi_sysfs_attr_entry_handle.attr,
- &dmi_sysfs_attr_entry_type.attr,
- &dmi_sysfs_attr_entry_instance.attr,
- &dmi_sysfs_attr_entry_position.attr,
- NULL,
-};
-
-static ssize_t dmi_entry_raw_read_helper(struct dmi_sysfs_entry *entry,
- const struct dmi_header *dh,
- void *_state)
-{
- struct dmi_read_state *state = _state;
- size_t entry_length;
-
- entry_length = dmi_entry_length(dh);
-
- return memory_read_from_buffer(state->buf, state->count,
- &state->pos, dh, entry_length);
-}
-
-static ssize_t dmi_entry_raw_read(struct file *filp,
- struct kobject *kobj,
- struct bin_attribute *bin_attr,
- char *buf, loff_t pos, size_t count)
-{
- struct dmi_sysfs_entry *entry = to_entry(kobj);
- struct dmi_read_state state = {
- .buf = buf,
- .pos = pos,
- .count = count,
- };
-
- return find_dmi_entry(entry, dmi_entry_raw_read_helper, &state);
-}
-
-static const struct bin_attribute dmi_entry_raw_attr = {
- .attr = {.name = "raw", .mode = 0400},
- .read = dmi_entry_raw_read,
-};
-
-static void dmi_sysfs_entry_release(struct kobject *kobj)
-{
- struct dmi_sysfs_entry *entry = to_entry(kobj);
- sysfs_remove_bin_file(&entry->kobj, &dmi_entry_raw_attr);
- spin_lock(&entry_list_lock);
- list_del(&entry->list);
- spin_unlock(&entry_list_lock);
- kfree(entry);
-}
-
-static struct kobj_type dmi_sysfs_entry_ktype = {
- .release = dmi_sysfs_entry_release,
- .sysfs_ops = &dmi_sysfs_attr_ops,
- .default_attrs = dmi_sysfs_entry_attrs,
-};
-
-static struct kobject *dmi_kobj;
-static struct kset *dmi_kset;
-
-/* Global count of all instances seen. Only for setup */
-static int __initdata instance_counts[MAX_ENTRY_TYPE + 1];
-
-/* Global positional count of all entries seen. Only for setup */
-static int __initdata position_count;
-
-static void __init dmi_sysfs_register_handle(const struct dmi_header *dh,
- void *_ret)
-{
- struct dmi_sysfs_entry *entry;
- int *ret = _ret;
-
- /* If a previous entry saw an error, short circuit */
- if (*ret)
- return;
-
- /* Allocate and register a new entry into the entries set */
- entry = kzalloc(sizeof(*entry), GFP_KERNEL);
- if (!entry) {
- *ret = -ENOMEM;
- return;
- }
-
- /* Set the key */
- memcpy(&entry->dh, dh, sizeof(*dh));
- entry->instance = instance_counts[dh->type]++;
- entry->position = position_count++;
-
- entry->kobj.kset = dmi_kset;
- *ret = kobject_init_and_add(&entry->kobj, &dmi_sysfs_entry_ktype, NULL,
- "%d-%d", dh->type, entry->instance);
-
- if (*ret) {
- kfree(entry);
- return;
- }
-
- /* Thread on the global list for cleanup */
- spin_lock(&entry_list_lock);
- list_add_tail(&entry->list, &entry_list);
- spin_unlock(&entry_list_lock);
-
- /* Handle specializations by type */
- switch (dh->type) {
- case DMI_ENTRY_SYSTEM_EVENT_LOG:
- *ret = dmi_system_event_log(entry);
- break;
- default:
- /* No specialization */
- break;
- }
- if (*ret)
- goto out_err;
-
- /* Create the raw binary file to access the entry */
- *ret = sysfs_create_bin_file(&entry->kobj, &dmi_entry_raw_attr);
- if (*ret)
- goto out_err;
-
- return;
-out_err:
- kobject_put(entry->child);
- kobject_put(&entry->kobj);
- return;
-}
-
-static void cleanup_entry_list(void)
-{
- struct dmi_sysfs_entry *entry, *next;
-
- /* No locks, we are on our way out */
- list_for_each_entry_safe(entry, next, &entry_list, list) {
- kobject_put(entry->child);
- kobject_put(&entry->kobj);
- }
-}
-
-static int __init dmi_sysfs_init(void)
-{
- int error = -ENOMEM;
- int val;
-
- /* Set up our directory */
- dmi_kobj = kobject_create_and_add("dmi", firmware_kobj);
- if (!dmi_kobj)
- goto err;
-
- dmi_kset = kset_create_and_add("entries", NULL, dmi_kobj);
- if (!dmi_kset)
- goto err;
-
- val = 0;
- error = dmi_walk(dmi_sysfs_register_handle, &val);
- if (error)
- goto err;
- if (val) {
- error = val;
- goto err;
- }
-
- pr_debug("dmi-sysfs: loaded.\n");
-
- return 0;
-err:
- cleanup_entry_list();
- kset_unregister(dmi_kset);
- kobject_put(dmi_kobj);
- return error;
-}
-
-/* clean up everything. */
-static void __exit dmi_sysfs_exit(void)
-{
- pr_debug("dmi-sysfs: unloading.\n");
- cleanup_entry_list();
- kset_unregister(dmi_kset);
- kobject_put(dmi_kobj);
-}
-
-module_init(dmi_sysfs_init);
-module_exit(dmi_sysfs_exit);
-
-MODULE_AUTHOR("Mike Waychison <mikew@...gle.com>");
-MODULE_DESCRIPTION("DMI sysfs support");
-MODULE_LICENSE("GPL");
diff --git a/drivers/firmware/dmi_scan.c b/drivers/firmware/dmi_scan.c
deleted file mode 100644
index bcb1126..0000000
--- a/drivers/firmware/dmi_scan.c
+++ /dev/null
@@ -1,751 +0,0 @@
-#include <linux/types.h>
-#include <linux/string.h>
-#include <linux/init.h>
-#include <linux/module.h>
-#include <linux/ctype.h>
-#include <linux/dmi.h>
-#include <linux/efi.h>
-#include <linux/bootmem.h>
-#include <asm/dmi.h>
-
-/*
- * DMI stands for "Desktop Management Interface". It is part
- * of and an antecedent to, SMBIOS, which stands for System
- * Management BIOS. See further: http://www.dmtf.org/standards
- */
-static char dmi_empty_string[] = " ";
-
-/*
- * Catch too early calls to dmi_check_system():
- */
-static int dmi_initialized;
-
-static const char * __init dmi_string_nosave(const struct dmi_header *dm, u8 s)
-{
- const u8 *bp = ((u8 *) dm) + dm->length;
-
- if (s) {
- s--;
- while (s > 0 && *bp) {
- bp += strlen(bp) + 1;
- s--;
- }
-
- if (*bp != 0) {
- size_t len = strlen(bp)+1;
- size_t cmp_len = len > 8 ? 8 : len;
-
- if (!memcmp(bp, dmi_empty_string, cmp_len))
- return dmi_empty_string;
- return bp;
- }
- }
-
- return "";
-}
-
-static char * __init dmi_string(const struct dmi_header *dm, u8 s)
-{
- const char *bp = dmi_string_nosave(dm, s);
- char *str;
- size_t len;
-
- if (bp == dmi_empty_string)
- return dmi_empty_string;
-
- len = strlen(bp) + 1;
- str = dmi_alloc(len);
- if (str != NULL)
- strcpy(str, bp);
- else
- printk(KERN_ERR "dmi_string: cannot allocate %Zu bytes.\n", len);
-
- return str;
-}
-
-/*
- * We have to be cautious here. We have seen BIOSes with DMI pointers
- * pointing to completely the wrong place for example
- */
-static void dmi_table(u8 *buf, int len, int num,
- void (*decode)(const struct dmi_header *, void *),
- void *private_data)
-{
- u8 *data = buf;
- int i = 0;
-
- /*
- * Stop when we see all the items the table claimed to have
- * OR we run off the end of the table (also happens)
- */
- while ((i < num) && (data - buf + sizeof(struct dmi_header)) <= len) {
- const struct dmi_header *dm = (const struct dmi_header *)data;
-
- /*
- * We want to know the total length (formatted area and
- * strings) before decoding to make sure we won't run off the
- * table in dmi_decode or dmi_string
- */
- data += dm->length;
- while ((data - buf < len - 1) && (data[0] || data[1]))
- data++;
- if (data - buf < len - 1)
- decode(dm, private_data);
- data += 2;
- i++;
- }
-}
-
-static u32 dmi_base;
-static u16 dmi_len;
-static u16 dmi_num;
-
-static int __init dmi_walk_early(void (*decode)(const struct dmi_header *,
- void *))
-{
- u8 *buf;
-
- buf = dmi_ioremap(dmi_base, dmi_len);
- if (buf == NULL)
- return -1;
-
- dmi_table(buf, dmi_len, dmi_num, decode, NULL);
-
- dmi_iounmap(buf, dmi_len);
- return 0;
-}
-
-static int __init dmi_checksum(const u8 *buf)
-{
- u8 sum = 0;
- int a;
-
- for (a = 0; a < 15; a++)
- sum += buf[a];
-
- return sum == 0;
-}
-
-static char *dmi_ident[DMI_STRING_MAX];
-static LIST_HEAD(dmi_devices);
-int dmi_available;
-
-/*
- * Save a DMI string
- */
-static void __init dmi_save_ident(const struct dmi_header *dm, int slot, int string)
-{
- const char *d = (const char*) dm;
- char *p;
-
- if (dmi_ident[slot])
- return;
-
- p = dmi_string(dm, d[string]);
- if (p == NULL)
- return;
-
- dmi_ident[slot] = p;
-}
-
-static void __init dmi_save_uuid(const struct dmi_header *dm, int slot, int index)
-{
- const u8 *d = (u8*) dm + index;
- char *s;
- int is_ff = 1, is_00 = 1, i;
-
- if (dmi_ident[slot])
- return;
-
- for (i = 0; i < 16 && (is_ff || is_00); i++) {
- if(d[i] != 0x00) is_ff = 0;
- if(d[i] != 0xFF) is_00 = 0;
- }
-
- if (is_ff || is_00)
- return;
-
- s = dmi_alloc(16*2+4+1);
- if (!s)
- return;
-
- sprintf(s, "%pUB", d);
-
- dmi_ident[slot] = s;
-}
-
-static void __init dmi_save_type(const struct dmi_header *dm, int slot, int index)
-{
- const u8 *d = (u8*) dm + index;
- char *s;
-
- if (dmi_ident[slot])
- return;
-
- s = dmi_alloc(4);
- if (!s)
- return;
-
- sprintf(s, "%u", *d & 0x7F);
- dmi_ident[slot] = s;
-}
-
-static void __init dmi_save_one_device(int type, const char *name)
-{
- struct dmi_device *dev;
-
- /* No duplicate device */
- if (dmi_find_device(type, name, NULL))
- return;
-
- dev = dmi_alloc(sizeof(*dev) + strlen(name) + 1);
- if (!dev) {
- printk(KERN_ERR "dmi_save_one_device: out of memory.\n");
- return;
- }
-
- dev->type = type;
- strcpy((char *)(dev + 1), name);
- dev->name = (char *)(dev + 1);
- dev->device_data = NULL;
- list_add(&dev->list, &dmi_devices);
-}
-
-static void __init dmi_save_devices(const struct dmi_header *dm)
-{
- int i, count = (dm->length - sizeof(struct dmi_header)) / 2;
-
- for (i = 0; i < count; i++) {
- const char *d = (char *)(dm + 1) + (i * 2);
-
- /* Skip disabled device */
- if ((*d & 0x80) == 0)
- continue;
-
- dmi_save_one_device(*d & 0x7f, dmi_string_nosave(dm, *(d + 1)));
- }
-}
-
-static void __init dmi_save_oem_strings_devices(const struct dmi_header *dm)
-{
- int i, count = *(u8 *)(dm + 1);
- struct dmi_device *dev;
-
- for (i = 1; i <= count; i++) {
- char *devname = dmi_string(dm, i);
-
- if (devname == dmi_empty_string)
- continue;
-
- dev = dmi_alloc(sizeof(*dev));
- if (!dev) {
- printk(KERN_ERR
- "dmi_save_oem_strings_devices: out of memory.\n");
- break;
- }
-
- dev->type = DMI_DEV_TYPE_OEM_STRING;
- dev->name = devname;
- dev->device_data = NULL;
-
- list_add(&dev->list, &dmi_devices);
- }
-}
-
-static void __init dmi_save_ipmi_device(const struct dmi_header *dm)
-{
- struct dmi_device *dev;
- void * data;
-
- data = dmi_alloc(dm->length);
- if (data == NULL) {
- printk(KERN_ERR "dmi_save_ipmi_device: out of memory.\n");
- return;
- }
-
- memcpy(data, dm, dm->length);
-
- dev = dmi_alloc(sizeof(*dev));
- if (!dev) {
- printk(KERN_ERR "dmi_save_ipmi_device: out of memory.\n");
- return;
- }
-
- dev->type = DMI_DEV_TYPE_IPMI;
- dev->name = "IPMI controller";
- dev->device_data = data;
-
- list_add_tail(&dev->list, &dmi_devices);
-}
-
-static void __init dmi_save_dev_onboard(int instance, int segment, int bus,
- int devfn, const char *name)
-{
- struct dmi_dev_onboard *onboard_dev;
-
- onboard_dev = dmi_alloc(sizeof(*onboard_dev) + strlen(name) + 1);
- if (!onboard_dev) {
- printk(KERN_ERR "dmi_save_dev_onboard: out of memory.\n");
- return;
- }
- onboard_dev->instance = instance;
- onboard_dev->segment = segment;
- onboard_dev->bus = bus;
- onboard_dev->devfn = devfn;
-
- strcpy((char *)&onboard_dev[1], name);
- onboard_dev->dev.type = DMI_DEV_TYPE_DEV_ONBOARD;
- onboard_dev->dev.name = (char *)&onboard_dev[1];
- onboard_dev->dev.device_data = onboard_dev;
-
- list_add(&onboard_dev->dev.list, &dmi_devices);
-}
-
-static void __init dmi_save_extended_devices(const struct dmi_header *dm)
-{
- const u8 *d = (u8*) dm + 5;
-
- /* Skip disabled device */
- if ((*d & 0x80) == 0)
- return;
-
- dmi_save_dev_onboard(*(d+1), *(u16 *)(d+2), *(d+4), *(d+5),
- dmi_string_nosave(dm, *(d-1)));
- dmi_save_one_device(*d & 0x7f, dmi_string_nosave(dm, *(d - 1)));
-}
-
-/*
- * Process a DMI table entry. Right now all we care about are the BIOS
- * and machine entries. For 2.5 we should pull the smbus controller info
- * out of here.
- */
-static void __init dmi_decode(const struct dmi_header *dm, void *dummy)
-{
- switch(dm->type) {
- case 0: /* BIOS Information */
- dmi_save_ident(dm, DMI_BIOS_VENDOR, 4);
- dmi_save_ident(dm, DMI_BIOS_VERSION, 5);
- dmi_save_ident(dm, DMI_BIOS_DATE, 8);
- break;
- case 1: /* System Information */
- dmi_save_ident(dm, DMI_SYS_VENDOR, 4);
- dmi_save_ident(dm, DMI_PRODUCT_NAME, 5);
- dmi_save_ident(dm, DMI_PRODUCT_VERSION, 6);
- dmi_save_ident(dm, DMI_PRODUCT_SERIAL, 7);
- dmi_save_uuid(dm, DMI_PRODUCT_UUID, 8);
- break;
- case 2: /* Base Board Information */
- dmi_save_ident(dm, DMI_BOARD_VENDOR, 4);
- dmi_save_ident(dm, DMI_BOARD_NAME, 5);
- dmi_save_ident(dm, DMI_BOARD_VERSION, 6);
- dmi_save_ident(dm, DMI_BOARD_SERIAL, 7);
- dmi_save_ident(dm, DMI_BOARD_ASSET_TAG, 8);
- break;
- case 3: /* Chassis Information */
- dmi_save_ident(dm, DMI_CHASSIS_VENDOR, 4);
- dmi_save_type(dm, DMI_CHASSIS_TYPE, 5);
- dmi_save_ident(dm, DMI_CHASSIS_VERSION, 6);
- dmi_save_ident(dm, DMI_CHASSIS_SERIAL, 7);
- dmi_save_ident(dm, DMI_CHASSIS_ASSET_TAG, 8);
- break;
- case 10: /* Onboard Devices Information */
- dmi_save_devices(dm);
- break;
- case 11: /* OEM Strings */
- dmi_save_oem_strings_devices(dm);
- break;
- case 38: /* IPMI Device Information */
- dmi_save_ipmi_device(dm);
- break;
- case 41: /* Onboard Devices Extended Information */
- dmi_save_extended_devices(dm);
- }
-}
-
-static void __init print_filtered(const char *info)
-{
- const char *p;
-
- if (!info)
- return;
-
- for (p = info; *p; p++)
- if (isprint(*p))
- printk(KERN_CONT "%c", *p);
- else
- printk(KERN_CONT "\\x%02x", *p & 0xff);
-}
-
-static void __init dmi_dump_ids(void)
-{
- const char *board; /* Board Name is optional */
-
- printk(KERN_DEBUG "DMI: ");
- print_filtered(dmi_get_system_info(DMI_SYS_VENDOR));
- printk(KERN_CONT " ");
- print_filtered(dmi_get_system_info(DMI_PRODUCT_NAME));
- board = dmi_get_system_info(DMI_BOARD_NAME);
- if (board) {
- printk(KERN_CONT "/");
- print_filtered(board);
- }
- printk(KERN_CONT ", BIOS ");
- print_filtered(dmi_get_system_info(DMI_BIOS_VERSION));
- printk(KERN_CONT " ");
- print_filtered(dmi_get_system_info(DMI_BIOS_DATE));
- printk(KERN_CONT "\n");
-}
-
-static int __init dmi_present(const char __iomem *p)
-{
- u8 buf[15];
-
- memcpy_fromio(buf, p, 15);
- if ((memcmp(buf, "_DMI_", 5) == 0) && dmi_checksum(buf)) {
- dmi_num = (buf[13] << 8) | buf[12];
- dmi_len = (buf[7] << 8) | buf[6];
- dmi_base = (buf[11] << 24) | (buf[10] << 16) |
- (buf[9] << 8) | buf[8];
-
- /*
- * DMI version 0.0 means that the real version is taken from
- * the SMBIOS version, which we don't know at this point.
- */
- if (buf[14] != 0)
- printk(KERN_INFO "DMI %d.%d present.\n",
- buf[14] >> 4, buf[14] & 0xF);
- else
- printk(KERN_INFO "DMI present.\n");
- if (dmi_walk_early(dmi_decode) == 0) {
- dmi_dump_ids();
- return 0;
- }
- }
- return 1;
-}
-
-void __init dmi_scan_machine(void)
-{
- char __iomem *p, *q;
- int rc;
-
- if (efi_enabled) {
- if (efi.smbios == EFI_INVALID_TABLE_ADDR)
- goto error;
-
- /* This is called as a core_initcall() because it isn't
- * needed during early boot. This also means we can
- * iounmap the space when we're done with it.
- */
- p = dmi_ioremap(efi.smbios, 32);
- if (p == NULL)
- goto error;
-
- rc = dmi_present(p + 0x10); /* offset of _DMI_ string */
- dmi_iounmap(p, 32);
- if (!rc) {
- dmi_available = 1;
- goto out;
- }
- }
- else {
- /*
- * no iounmap() for that ioremap(); it would be a no-op, but
- * it's so early in setup that sucker gets confused into doing
- * what it shouldn't if we actually call it.
- */
- p = dmi_ioremap(0xF0000, 0x10000);
- if (p == NULL)
- goto error;
-
- for (q = p; q < p + 0x10000; q += 16) {
- rc = dmi_present(q);
- if (!rc) {
- dmi_available = 1;
- dmi_iounmap(p, 0x10000);
- goto out;
- }
- }
- dmi_iounmap(p, 0x10000);
- }
- error:
- printk(KERN_INFO "DMI not present or invalid.\n");
- out:
- dmi_initialized = 1;
-}
-
-/**
- * dmi_matches - check if dmi_system_id structure matches system DMI data
- * @dmi: pointer to the dmi_system_id structure to check
- */
-static bool dmi_matches(const struct dmi_system_id *dmi)
-{
- int i;
-
- WARN(!dmi_initialized, KERN_ERR "dmi check: not initialized yet.\n");
-
- for (i = 0; i < ARRAY_SIZE(dmi->matches); i++) {
- int s = dmi->matches[i].slot;
- if (s == DMI_NONE)
- break;
- if (dmi_ident[s]
- && strstr(dmi_ident[s], dmi->matches[i].substr))
- continue;
- /* No match */
- return false;
- }
- return true;
-}
-
-/**
- * dmi_is_end_of_table - check for end-of-table marker
- * @dmi: pointer to the dmi_system_id structure to check
- */
-static bool dmi_is_end_of_table(const struct dmi_system_id *dmi)
-{
- return dmi->matches[0].slot == DMI_NONE;
-}
-
-/**
- * dmi_check_system - check system DMI data
- * @list: array of dmi_system_id structures to match against
- * All non-null elements of the list must match
- * their slot's (field index's) data (i.e., each
- * list string must be a substring of the specified
- * DMI slot's string data) to be considered a
- * successful match.
- *
- * Walk the blacklist table running matching functions until someone
- * returns non zero or we hit the end. Callback function is called for
- * each successful match. Returns the number of matches.
- */
-int dmi_check_system(const struct dmi_system_id *list)
-{
- int count = 0;
- const struct dmi_system_id *d;
-
- for (d = list; !dmi_is_end_of_table(d); d++)
- if (dmi_matches(d)) {
- count++;
- if (d->callback && d->callback(d))
- break;
- }
-
- return count;
-}
-EXPORT_SYMBOL(dmi_check_system);
-
-/**
- * dmi_first_match - find dmi_system_id structure matching system DMI data
- * @list: array of dmi_system_id structures to match against
- * All non-null elements of the list must match
- * their slot's (field index's) data (i.e., each
- * list string must be a substring of the specified
- * DMI slot's string data) to be considered a
- * successful match.
- *
- * Walk the blacklist table until the first match is found. Return the
- * pointer to the matching entry or NULL if there's no match.
- */
-const struct dmi_system_id *dmi_first_match(const struct dmi_system_id *list)
-{
- const struct dmi_system_id *d;
-
- for (d = list; !dmi_is_end_of_table(d); d++)
- if (dmi_matches(d))
- return d;
-
- return NULL;
-}
-EXPORT_SYMBOL(dmi_first_match);
-
-/**
- * dmi_get_system_info - return DMI data value
- * @field: data index (see enum dmi_field)
- *
- * Returns one DMI data value, can be used to perform
- * complex DMI data checks.
- */
-const char *dmi_get_system_info(int field)
-{
- return dmi_ident[field];
-}
-EXPORT_SYMBOL(dmi_get_system_info);
-
-/**
- * dmi_name_in_serial - Check if string is in the DMI product serial information
- * @str: string to check for
- */
-int dmi_name_in_serial(const char *str)
-{
- int f = DMI_PRODUCT_SERIAL;
- if (dmi_ident[f] && strstr(dmi_ident[f], str))
- return 1;
- return 0;
-}
-
-/**
- * dmi_name_in_vendors - Check if string is anywhere in the DMI vendor information.
- * @str: Case sensitive Name
- */
-int dmi_name_in_vendors(const char *str)
-{
- static int fields[] = { DMI_BIOS_VENDOR, DMI_BIOS_VERSION, DMI_SYS_VENDOR,
- DMI_PRODUCT_NAME, DMI_PRODUCT_VERSION, DMI_BOARD_VENDOR,
- DMI_BOARD_NAME, DMI_BOARD_VERSION, DMI_NONE };
- int i;
- for (i = 0; fields[i] != DMI_NONE; i++) {
- int f = fields[i];
- if (dmi_ident[f] && strstr(dmi_ident[f], str))
- return 1;
- }
- return 0;
-}
-EXPORT_SYMBOL(dmi_name_in_vendors);
-
-/**
- * dmi_find_device - find onboard device by type/name
- * @type: device type or %DMI_DEV_TYPE_ANY to match all device types
- * @name: device name string or %NULL to match all
- * @from: previous device found in search, or %NULL for new search.
- *
- * Iterates through the list of known onboard devices. If a device is
- * found with a matching @vendor and @device, a pointer to its device
- * structure is returned. Otherwise, %NULL is returned.
- * A new search is initiated by passing %NULL as the @from argument.
- * If @from is not %NULL, searches continue from next device.
- */
-const struct dmi_device * dmi_find_device(int type, const char *name,
- const struct dmi_device *from)
-{
- const struct list_head *head = from ? &from->list : &dmi_devices;
- struct list_head *d;
-
- for(d = head->next; d != &dmi_devices; d = d->next) {
- const struct dmi_device *dev =
- list_entry(d, struct dmi_device, list);
-
- if (((type == DMI_DEV_TYPE_ANY) || (dev->type == type)) &&
- ((name == NULL) || (strcmp(dev->name, name) == 0)))
- return dev;
- }
-
- return NULL;
-}
-EXPORT_SYMBOL(dmi_find_device);
-
-/**
- * dmi_get_date - parse a DMI date
- * @field: data index (see enum dmi_field)
- * @yearp: optional out parameter for the year
- * @monthp: optional out parameter for the month
- * @dayp: optional out parameter for the day
- *
- * The date field is assumed to be in the form resembling
- * [mm[/dd]]/yy[yy] and the result is stored in the out
- * parameters any or all of which can be omitted.
- *
- * If the field doesn't exist, all out parameters are set to zero
- * and false is returned. Otherwise, true is returned with any
- * invalid part of date set to zero.
- *
- * On return, year, month and day are guaranteed to be in the
- * range of [0,9999], [0,12] and [0,31] respectively.
- */
-bool dmi_get_date(int field, int *yearp, int *monthp, int *dayp)
-{
- int year = 0, month = 0, day = 0;
- bool exists;
- const char *s, *y;
- char *e;
-
- s = dmi_get_system_info(field);
- exists = s;
- if (!exists)
- goto out;
-
- /*
- * Determine year first. We assume the date string resembles
- * mm/dd/yy[yy] but the original code extracted only the year
- * from the end. Keep the behavior in the spirit of no
- * surprises.
- */
- y = strrchr(s, '/');
- if (!y)
- goto out;
-
- y++;
- year = simple_strtoul(y, &e, 10);
- if (y != e && year < 100) { /* 2-digit year */
- year += 1900;
- if (year < 1996) /* no dates < spec 1.0 */
- year += 100;
- }
- if (year > 9999) /* year should fit in %04d */
- year = 0;
-
- /* parse the mm and dd */
- month = simple_strtoul(s, &e, 10);
- if (s == e || *e != '/' || !month || month > 12) {
- month = 0;
- goto out;
- }
-
- s = e + 1;
- day = simple_strtoul(s, &e, 10);
- if (s == y || s == e || *e != '/' || day > 31)
- day = 0;
-out:
- if (yearp)
- *yearp = year;
- if (monthp)
- *monthp = month;
- if (dayp)
- *dayp = day;
- return exists;
-}
-EXPORT_SYMBOL(dmi_get_date);
-
-/**
- * dmi_walk - Walk the DMI table and get called back for every record
- * @decode: Callback function
- * @private_data: Private data to be passed to the callback function
- *
- * Returns -1 when the DMI table can't be reached, 0 on success.
- */
-int dmi_walk(void (*decode)(const struct dmi_header *, void *),
- void *private_data)
-{
- u8 *buf;
-
- if (!dmi_available)
- return -1;
-
- buf = ioremap(dmi_base, dmi_len);
- if (buf == NULL)
- return -1;
-
- dmi_table(buf, dmi_len, dmi_num, decode, private_data);
-
- iounmap(buf);
- return 0;
-}
-EXPORT_SYMBOL_GPL(dmi_walk);
-
-/**
- * dmi_match - compare a string to the dmi field (if exists)
- * @f: DMI field identifier
- * @str: string to compare the DMI field to
- *
- * Returns true if the requested field equals to the str (including NULL).
- */
-bool dmi_match(enum dmi_field f, const char *str)
-{
- const char *info = dmi_get_system_info(f);
-
- if (info == NULL || str == NULL)
- return info == str;
-
- return !strcmp(info, str);
-}
-EXPORT_SYMBOL_GPL(dmi_match);
diff --git a/include/linux/dmi.h b/include/linux/dmi.h
deleted file mode 100644
index f156cca..0000000
--- a/include/linux/dmi.h
+++ /dev/null
@@ -1,139 +0,0 @@
-#ifndef __DMI_H__
-#define __DMI_H__
-
-#include <linux/list.h>
-#include <linux/mod_devicetable.h>
-
-/* enum dmi_field is in mod_devicetable.h */
-
-enum dmi_device_type {
- DMI_DEV_TYPE_ANY = 0,
- DMI_DEV_TYPE_OTHER,
- DMI_DEV_TYPE_UNKNOWN,
- DMI_DEV_TYPE_VIDEO,
- DMI_DEV_TYPE_SCSI,
- DMI_DEV_TYPE_ETHERNET,
- DMI_DEV_TYPE_TOKENRING,
- DMI_DEV_TYPE_SOUND,
- DMI_DEV_TYPE_PATA,
- DMI_DEV_TYPE_SATA,
- DMI_DEV_TYPE_SAS,
- DMI_DEV_TYPE_IPMI = -1,
- DMI_DEV_TYPE_OEM_STRING = -2,
- DMI_DEV_TYPE_DEV_ONBOARD = -3,
-};
-
-enum dmi_entry_type {
- DMI_ENTRY_BIOS = 0,
- DMI_ENTRY_SYSTEM,
- DMI_ENTRY_BASEBOARD,
- DMI_ENTRY_CHASSIS,
- DMI_ENTRY_PROCESSOR,
- DMI_ENTRY_MEM_CONTROLLER,
- DMI_ENTRY_MEM_MODULE,
- DMI_ENTRY_CACHE,
- DMI_ENTRY_PORT_CONNECTOR,
- DMI_ENTRY_SYSTEM_SLOT,
- DMI_ENTRY_ONBOARD_DEVICE,
- DMI_ENTRY_OEMSTRINGS,
- DMI_ENTRY_SYSCONF,
- DMI_ENTRY_BIOS_LANG,
- DMI_ENTRY_GROUP_ASSOC,
- DMI_ENTRY_SYSTEM_EVENT_LOG,
- DMI_ENTRY_PHYS_MEM_ARRAY,
- DMI_ENTRY_MEM_DEVICE,
- DMI_ENTRY_32_MEM_ERROR,
- DMI_ENTRY_MEM_ARRAY_MAPPED_ADDR,
- DMI_ENTRY_MEM_DEV_MAPPED_ADDR,
- DMI_ENTRY_BUILTIN_POINTING_DEV,
- DMI_ENTRY_PORTABLE_BATTERY,
- DMI_ENTRY_SYSTEM_RESET,
- DMI_ENTRY_HW_SECURITY,
- DMI_ENTRY_SYSTEM_POWER_CONTROLS,
- DMI_ENTRY_VOLTAGE_PROBE,
- DMI_ENTRY_COOLING_DEV,
- DMI_ENTRY_TEMP_PROBE,
- DMI_ENTRY_ELECTRICAL_CURRENT_PROBE,
- DMI_ENTRY_OOB_REMOTE_ACCESS,
- DMI_ENTRY_BIS_ENTRY,
- DMI_ENTRY_SYSTEM_BOOT,
- DMI_ENTRY_MGMT_DEV,
- DMI_ENTRY_MGMT_DEV_COMPONENT,
- DMI_ENTRY_MGMT_DEV_THRES,
- DMI_ENTRY_MEM_CHANNEL,
- DMI_ENTRY_IPMI_DEV,
- DMI_ENTRY_SYS_POWER_SUPPLY,
- DMI_ENTRY_ADDITIONAL,
- DMI_ENTRY_ONBOARD_DEV_EXT,
- DMI_ENTRY_MGMT_CONTROLLER_HOST,
- DMI_ENTRY_INACTIVE = 126,
- DMI_ENTRY_END_OF_TABLE = 127,
-};
-
-struct dmi_header {
- u8 type;
- u8 length;
- u16 handle;
-};
-
-struct dmi_device {
- struct list_head list;
- int type;
- const char *name;
- void *device_data; /* Type specific data */
-};
-
-#ifdef CONFIG_DMI
-
-struct dmi_dev_onboard {
- struct dmi_device dev;
- int instance;
- int segment;
- int bus;
- int devfn;
-};
-
-extern int dmi_check_system(const struct dmi_system_id *list);
-const struct dmi_system_id *dmi_first_match(const struct dmi_system_id *list);
-extern const char * dmi_get_system_info(int field);
-extern const struct dmi_device * dmi_find_device(int type, const char *name,
- const struct dmi_device *from);
-extern void dmi_scan_machine(void);
-extern bool dmi_get_date(int field, int *yearp, int *monthp, int *dayp);
-extern int dmi_name_in_vendors(const char *str);
-extern int dmi_name_in_serial(const char *str);
-extern int dmi_available;
-extern int dmi_walk(void (*decode)(const struct dmi_header *, void *),
- void *private_data);
-extern bool dmi_match(enum dmi_field f, const char *str);
-
-#else
-
-static inline int dmi_check_system(const struct dmi_system_id *list) { return 0; }
-static inline const char * dmi_get_system_info(int field) { return NULL; }
-static inline const struct dmi_device * dmi_find_device(int type, const char *name,
- const struct dmi_device *from) { return NULL; }
-static inline void dmi_scan_machine(void) { return; }
-static inline bool dmi_get_date(int field, int *yearp, int *monthp, int *dayp)
-{
- if (yearp)
- *yearp = 0;
- if (monthp)
- *monthp = 0;
- if (dayp)
- *dayp = 0;
- return false;
-}
-static inline int dmi_name_in_vendors(const char *s) { return 0; }
-static inline int dmi_name_in_serial(const char *s) { return 0; }
-#define dmi_available 0
-static inline int dmi_walk(void (*decode)(const struct dmi_header *, void *),
- void *private_data) { return -1; }
-static inline bool dmi_match(enum dmi_field f, const char *str)
- { return false; }
-static inline const struct dmi_system_id *
- dmi_first_match(const struct dmi_system_id *list) { return NULL; }
-
-#endif
-
-#endif /* __DMI_H__ */
diff --git a/include/linux/mod_devicetable.h b/include/linux/mod_devicetable.h
index a206188..59a334b 100644
--- a/include/linux/mod_devicetable.h
+++ b/include/linux/mod_devicetable.h
@@ -427,61 +427,6 @@ struct spi_device_id {
__attribute__((aligned(sizeof(kernel_ulong_t))));
};
-/* dmi */
-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];
-};
-
-#ifndef __KERNEL__
-struct dmi_system_id {
- kernel_ulong_t callback;
- kernel_ulong_t ident;
- struct dmi_strmatch matches[4];
- kernel_ulong_t driver_data
- __attribute__((aligned(sizeof(kernel_ulong_t))));
-};
-#else
-struct dmi_system_id {
- int (*callback)(const struct dmi_system_id *);
- const char *ident;
- struct dmi_strmatch matches[4];
- void *driver_data;
-};
-/*
- * struct dmi_device_id appears during expansion of
- * "MODULE_DEVICE_TABLE(dmi, x)". Compiler doesn't look inside it
- * but this is enough for gcc 3.4.6 to error out:
- * error: storage size of '__mod_dmi_device_table' isn't known
- */
-#define dmi_device_id dmi_system_id
-#endif
-
-#define DMI_MATCH(a, b) { a, b }
-
/*
* sysfw field - right now these are based on x86/ia64's SMBIOS fields. But
* other arches are certainly welcome to add additional fields. The
--
1.7.5.4
--
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