[PATCH 34/34] Remove old DMI & SMBIOS code and make SMBIOS default on
From: Prarit Bhargava
Date: Mon Jul 18 2011 - 09:11:21 EST
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.
Cc: linux-ia64@xxxxxxxxxxxxxxx
Cc: x86@xxxxxxxxxx
Cc: linux-acpi@xxxxxxxxxxxxxxx
Cc: linux-ide@xxxxxxxxxxxxxxx
Cc: openipmi-developer@xxxxxxxxxxxxxxxxxxxxx
Cc: platform-driver-x86@xxxxxxxxxxxxxxx
Cc: linux-crypto@xxxxxxxxxxxxxxx
Cc: dri-devel@xxxxxxxxxxxxxxxxxxxxx
Cc: lm-sensors@xxxxxxxxxxxxxx
Cc: linux-i2c@xxxxxxxxxxxxxxx
Cc: linux-ide@xxxxxxxxxxxxxxx
Cc: linux-input@xxxxxxxxxxxxxxx
Cc: linux-media@xxxxxxxxxxxxxxx
Cc: netdev@xxxxxxxxxxxxxxx
Cc: linux-pci@xxxxxxxxxxxxxxx
Cc: rtc-linux@xxxxxxxxxxxxxxxx
Cc: evel@xxxxxxxxxxxxxxxxxxxx
Cc: linux-usb@xxxxxxxxxxxxxxx
Cc: device-drivers-devel@xxxxxxxxxxxxxxxxxxxx
Cc: linux-watchdog@xxxxxxxxxxxxxxx
Cc: grant.likely@xxxxxxxxxxxx
Cc: dz@xxxxxxxxxx
Cc: rpurdie@xxxxxxxxx
Cc: eric.piel@xxxxxxxxxxxxxxxx
Cc: abelay@xxxxxxx
Cc: johnpol@xxxxxxxxxxx
Signed-off-by: Prarit Bhargava <prarit@xxxxxxxxxx>
---
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@xxxxxxxxxx>");
-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 89153ad..5e8d1bc 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
--
1.6.5.2
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