Adding upstream version 3.4.upstream/3.4upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 916 insertions, 0 deletions

diff --git a/dmioem.c b/dmioem.c
new file mode 100644
index 0000000..c26fff9
--- /dev/null
+++ b/dmioem.c
@@ -0,0 +1,916 @@
+/*
+ * Decoding of OEM-specific entries
+ * This file is part of the dmidecode project.
+ *
+ *   Copyright (C) 2007-2020 Jean Delvare <jdelvare@suse.de>
+ *
+ *   This program is free software; you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation; either version 2 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program; if not, write to the Free Software
+ *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
+ */
+
+#include <stdio.h>
+#include <string.h>
+
+#include "types.h"
+#include "util.h"
+#include "dmidecode.h"
+#include "dmioem.h"
+#include "dmiopt.h"
+#include "dmioutput.h"
+
+/*
+ * Globals for vendor-specific decodes
+ */
+
+enum DMI_VENDORS
+{
+	VENDOR_UNKNOWN,
+	VENDOR_ACER,
+	VENDOR_HP,
+	VENDOR_HPE,
+	VENDOR_IBM,
+	VENDOR_LENOVO,
+};
+
+static enum DMI_VENDORS dmi_vendor = VENDOR_UNKNOWN;
+static const char *dmi_product = NULL;
+
+/*
+ * Remember the system vendor for later use. We only actually store the
+ * value if we know how to decode at least one specific entry type for
+ * that vendor.
+ */
+void dmi_set_vendor(const char *v, const char *p)
+{
+	const struct { const char *str; enum DMI_VENDORS id; } vendor[] = {
+		{ "Acer",			VENDOR_ACER },
+		{ "HP",				VENDOR_HP },
+		{ "Hewlett-Packard",		VENDOR_HP },
+		{ "HPE",			VENDOR_HPE },
+		{ "Hewlett Packard Enterprise",	VENDOR_HPE },
+		{ "IBM",			VENDOR_IBM },
+		{ "LENOVO",			VENDOR_LENOVO },
+	};
+	unsigned int i;
+	size_t len;
+
+	/*
+	 * Often DMI strings have trailing spaces. Ignore these
+	 * when checking for known vendor names.
+	 */
+	len = v ? strlen(v) : 0;
+	while (len && v[len - 1] == ' ')
+		len--;
+
+	for (i = 0; i < ARRAY_SIZE(vendor); i++)
+	{
+		if (strlen(vendor[i].str) == len &&
+		    strncmp(v, vendor[i].str, len) == 0)
+		{
+			dmi_vendor = vendor[i].id;
+			break;
+		}
+	}
+
+	dmi_product = p;
+}
+
+/*
+ * Acer-specific data structures are decoded here.
+ */
+
+static int dmi_decode_acer(const struct dmi_header *h)
+{
+	u8 *data = h->data;
+	u16 cap;
+
+	switch (h->type)
+	{
+		case 170:
+			/*
+			 * Vendor Specific: Acer Hotkey Function
+			 *
+			 * Source: acer-wmi kernel driver
+			 *
+			 * Probably applies to some laptop models of other
+			 * brands, including Fujitsu-Siemens, Medion, Lenovo,
+			 * and eMachines.
+			 */
+			pr_handle_name("Acer Hotkey Function");
+			if (h->length < 0x0F) break;
+			cap = WORD(data + 0x04);
+			pr_attr("Function bitmap for Communication Button", "0x%04hx", cap);
+			pr_subattr("WiFi", "%s", cap & 0x0001 ? "Yes" : "No");
+			pr_subattr("3G", "%s", cap & 0x0040 ? "Yes" : "No");
+			pr_subattr("WiMAX", "%s", cap & 0x0080 ? "Yes" : "No");
+			pr_subattr("Bluetooth", "%s", cap & 0x0800 ? "Yes" : "No");
+			pr_attr("Function bitmap for Application Button", "0x%04hx", WORD(data + 0x06));
+			pr_attr("Function bitmap for Media Button", "0x%04hx", WORD(data + 0x08));
+			pr_attr("Function bitmap for Display Button", "0x%04hx", WORD(data + 0x0A));
+			pr_attr("Function bitmap for Others Button", "0x%04hx", WORD(data + 0x0C));
+			pr_attr("Communication Function Key Number", "%d", data[0x0E]);
+			break;
+
+		default:
+			return 0;
+	}
+	return 1;
+}
+
+/*
+ * HPE-specific data structures are decoded here.
+ *
+ * Code contributed by John Cagle and Tyler Bell.
+ */
+
+static void dmi_print_hp_net_iface_rec(u8 id, u8 bus, u8 dev, const u8 *mac)
+{
+	/* Some systems do not provide an id. nic_ctr provides an artificial
+	 * id, and assumes the records will be provided "in order".  Also,
+	 * using 0xFF marker is not future proof. 256 NICs is a lot, but
+	 * 640K ought to be enough for anybody(said no one, ever).
+	 * */
+	static u8 nic_ctr;
+	char attr[8];
+
+	if (id == 0xFF)
+		id = ++nic_ctr;
+
+	sprintf(attr, "NIC %hhu", id);
+	if (dev == 0x00 && bus == 0x00)
+		pr_attr(attr, "Disabled");
+	else if (dev == 0xFF && bus == 0xFF)
+		pr_attr(attr, "Not Installed");
+	else
+	{
+		pr_attr(attr, "PCI device %02x:%02x.%x, "
+			"MAC address %02X:%02X:%02X:%02X:%02X:%02X",
+			bus, dev >> 3, dev & 7,
+			mac[0], mac[1], mac[2], mac[3], mac[4], mac[5]);
+	}
+}
+
+typedef enum { G6 = 6, G7, G8, G9, G10, G10P } dmi_hpegen_t;
+
+static int dmi_hpegen(const char *s)
+{
+	struct { const char *name; dmi_hpegen_t gen; } table[] = {
+		{ "Gen10 Plus",	G10P },
+		{ "Gen10",	G10 },
+		{ "Gen9",	G9 },
+		{ "Gen8",	G8 },
+		{ "G7",		G7 },
+		{ "G6",		G6 },
+	};
+	unsigned int i;
+
+	if (!strstr(s, "ProLiant") && !strstr(s, "Apollo") &&
+	    !strstr(s, "Synergy")  && !strstr(s, "Edgeline"))
+		return -1;
+
+	for (i = 0; i < ARRAY_SIZE(table); i++) {
+		if (strstr(s, table[i].name))
+			return(table[i].gen);
+	}
+
+	return (dmi_vendor == VENDOR_HPE) ? G10P : G6;
+}
+
+static void dmi_hp_240_attr(u64 defined, u64 set)
+{
+	static const char *attributes[] = {
+		"Updatable",
+		"Reset Required",
+		"Authentication Required",
+		"In Use",
+		"UEFI Image",
+	};
+	unsigned int i;
+
+	pr_attr("Attributes Defined/Set", NULL);
+	for (i = 0; i < ARRAY_SIZE(attributes); i++)
+	{
+		if (!(defined.l & (1UL << i)))
+			continue;
+		pr_subattr(attributes[i], "%s", set.l & (1UL << i) ? "Yes" : "No");
+	}
+}
+
+static void dmi_hp_203_assoc_hndl(const char *fname, u16 num)
+{
+	if (opt.flags & FLAG_QUIET)
+		return;
+
+	if (num == 0xFFFE)
+		pr_attr(fname, "N/A");
+	else
+		pr_attr(fname, "0x%04X", num);
+}
+
+static void dmi_hp_203_pciinfo(const char *fname, u16 num)
+{
+	if (num == 0xFFFF)
+		pr_attr(fname, "Device Not Present");
+	else
+		pr_attr(fname, "0x%04x", num);
+}
+
+static void dmi_hp_203_bayenc(const char *fname, u8 num)
+{
+	switch (num)
+	{
+		case 0x00:
+			pr_attr(fname, "Unknown");
+			break;
+		case 0xff:
+			pr_attr(fname, "Do Not Display");
+			break;
+		default:
+			pr_attr(fname, "%d", num);
+	}
+}
+
+static void dmi_hp_203_devtyp(const char *fname, unsigned int code)
+{
+	const char *str = "Reserved";
+	static const char *type[] = {
+		"Unknown", /* 0x00 */
+		"Reserved",
+		"Reserved",
+		"Flexible LOM",
+		"Embedded LOM",
+		"NIC in a Slot",
+		"Storage Controller",
+		"Smart Array Storage Controller",
+		"USB Hard Disk",
+		"Other PCI Device",
+		"RAM Disk",
+		"Firmware Volume",
+		"UEFI Shell",
+		"Generic UEFI USB Boot Entry",
+		"Dynamic Smart Array Controller",
+		"File",
+		"NVME Hard Drive",
+		"NVDIMM" /* 0x11 */
+	};
+
+	if (code < ARRAY_SIZE(type))
+		str = type[code];
+
+	pr_attr(fname, "%s", str);
+}
+
+static void dmi_hp_203_devloc(const char *fname, unsigned int code)
+{
+	const char *str = "Reserved";
+	static const char *location[] = {
+		"Unknown", /* 0x00 */
+		"Embedded",
+		"iLO Virtual Media",
+		"Front USB Port",
+		"Rear USB Port",
+		"Internal USB",
+		"Internal SD Card",
+		"Internal Virutal USB (Embedded NAND)",
+		"Embedded SATA Port",
+		"Embedded Smart Array",
+		"PCI Slot",
+		"RAM Memory",
+		"USB",
+		"Dynamic Smart Array Controller",
+		"URL",
+		"NVMe Drive Bay" /* 0x0F */
+	};
+
+	if (code < ARRAY_SIZE(location))
+		str = location[code];
+
+	pr_attr(fname, "%s", str);
+}
+
+static void dmi_hp_238_loc(const char *fname, unsigned int code)
+{
+	const char *str = "Reserved";
+	static const char *location[] = {
+		"Internal", /* 0x00 */
+		"Front of Server",
+		"Rear of Server",
+		"Embedded internal SD Card",
+		"iLO USB",
+		"HP NAND Controller (USX 2065 or other)",
+		"Reserved",
+		"Debug Port", /* 0x07 */
+	};
+
+	if (code < ARRAY_SIZE(location))
+		str = location[code];
+
+	pr_attr(fname, "%s", str);
+}
+
+static void dmi_hp_238_flags(const char *fname, unsigned int code)
+{
+	const char *str = "Reserved";
+	static const char *flags[] = {
+		"Not Shared", /* 0x00 */
+		"Shared with physical switch",
+		"Shared with automatic control", /* 0x02 */
+	};
+
+	if (code < ARRAY_SIZE(flags))
+		str = flags[code];
+
+	pr_attr(fname, "%s", str);
+}
+
+static void dmi_hp_238_speed(const char *fname, unsigned int code)
+{
+	const char *str = "Reserved";
+	static const char *speed[] = {
+		"Reserved", /* 0x00 */
+		"USB 1.1 Full Speed",
+		"USB 2.0 High Speed",
+		"USB 3.0 Super Speed" /* 0x03 */
+	};
+
+	if (code < ARRAY_SIZE(speed))
+		str = speed[code];
+
+	pr_attr(fname, "%s", str);
+}
+
+static int dmi_decode_hp(const struct dmi_header *h)
+{
+	u8 *data = h->data;
+	int nic, ptr;
+	u32 feat;
+	const char *company = (dmi_vendor == VENDOR_HP) ? "HP" : "HPE";
+	int gen;
+
+	gen = dmi_hpegen(dmi_product);
+	if (gen < 0)
+		return 0;
+
+	switch (h->type)
+	{
+		case 194:
+			/*
+			 * Vendor Specific: Super IO Enable/Disable Features
+			 *
+			 * Offset |  Name      | Width | Description
+			 * -------------------------------------
+			 *  0x00  | Type       | BYTE  | 0xC2, Super IO Enable/Disable Indicator
+			 *  0x01  | Length     | BYTE  | Length of structure
+			 *  0x02  | Handle     | WORD  | Unique handle
+			 *  0x04  | Dev Status | BYTE  | Device Status
+			 */
+			pr_handle_name("%s ProLiant Super IO Enable/Disable Indicator", company);
+			if (h->length < 0x05) break;
+			feat = data[0x04];
+			pr_attr("Serial Port A", "%s", feat & (1 << 0) ? "Enabled" : "Disabled");
+			pr_attr("Serial Port B", "%s", feat & (1 << 1) ? "Enabled" : "Disabled");
+			pr_attr("Parallel Port", "%s", feat & (1 << 2) ? "Enabled" : "Disabled");
+			pr_attr("Floppy Disk Port", "%s", feat & (1 << 3) ? "Enabled" : "Disabled");
+			pr_attr("Virtual Serial Port", "%s", feat & (1 << 4) ? "Enabled" : "Disabled");
+			break;
+
+		case 199:
+			/*
+			 * Vendor Specific: CPU Microcode Patch
+			 *
+			 * Offset |  Name      | Width | Description
+			 * -------------------------------------
+			 *  0x00  | Type       | BYTE  | 0xC7, CPU Microcode Patch
+			 *  0x01  | Length     | BYTE  | Length of structure
+			 *  0x02  | Handle     | WORD  | Unique handle
+			 *  0x04  | Patch Info | Varies| { <DWORD: ID, DWORD Date, DWORD CPUID> ...}
+			 */
+			if (gen < G9) return 0;
+			pr_handle_name("%s ProLiant CPU Microcode Patch Support Info", company);
+
+			for (ptr = 0x4; ptr + 12 <= h->length; ptr += 12) {
+				u32 cpuid = DWORD(data + ptr + 2 * 4);
+				u32 date;
+
+				/* AMD omits BaseFamily. Reconstruction valid on family >= 15. */
+				if (cpuid_type == cpuid_x86_amd)
+					cpuid = ((cpuid & 0xfff00) << 8) | 0x0f00 | (cpuid & 0xff);
+
+				dmi_print_cpuid(pr_attr, "CPU ID", cpuid_type, (u8 *) &cpuid);
+
+				date = DWORD(data + ptr + 4);
+				pr_subattr("Date", "%04x-%02x-%02x",
+					date & 0xffff, (date >> 24) & 0xff, (date >> 16) & 0xff);
+				pr_subattr("Patch", "0x%X", DWORD(data + ptr));
+			}
+			break;
+
+		case 203:
+			/*
+			 * Vendor Specific: HP Device Correlation Record
+			 *
+			 * Offset |  Name        | Width | Description
+			 * -------------------------------------
+			 *  0x00  | Type         | BYTE  | 0xCB, Correlation Record
+			 *  0x01  | Length       | BYTE  | Length of structure
+			 *  0x02  | Handle       | WORD  | Unique handle
+			 *  0x04  | Assoc Device | WORD  | Handle of Associated Type 9 or Type 41 Record
+			 *  0x06  | Assoc SMBus  | WORD  | Handle of Associated Type 228 SMBus Segment Record
+			 *  0x08  | PCI Vendor ID| WORD  | PCI Vendor ID of device 0xFFFF -> not present
+			 *  0x0A  | PCI Device ID| WORD  | PCI Device ID of device 0xFFFF -> not present
+			 *  0x0C  | PCI SubVendor| WORD  | PCI Sub Vendor ID of device 0xFFFF -> not present
+			 *  0x0E  | PCI SubDevice| WORD  | PCI Sub Device ID of device 0xFFFF -> not present
+			 *  0x10  | Class Code   | BYTE  | PCI Class Code of Endpoint. 0xFF if device not present.
+			 *  0x11  | Class SubCode| BYTE  | PCI Sub Class Code of Endpoint. 0xFF if device not present.
+			 *  0x12  | Parent Handle| WORD  |
+			 *  0x14  | Flags        | WORD  |
+			 *  0x16  | Device Type  | BYTE  | UEFI only
+			 *  0x17  | Device Loc   | BYTE  | Device Location
+			 *  0x18  | Dev Instance | BYTE  | Device Instance
+			 *  0x19  | Sub Instance | BYTE  | NIC Port # or NVMe Drive Bay
+			 *  0x1A  | Bay          | BYTE  |
+			 *  0x1B  | Enclosure    | BYTE  |
+			 *  0x1C  | UEFI Dev Path| STRING| String number for UEFI Device Path
+			 *  0x1D  | Struct Name  | STRING| String number for UEFI Device Structured Name
+			 *  0x1E  | Device Name  | STRING| String number for UEFI Device Name
+			 *  0x1F  | UEFI Location| STRING| String number for UEFI Location
+			 *  0x20  | Assoc Handle | WORD  | Type 9 Handle.  Defined if Flags[0] == 1.
+			 *  0x22  | Part Number  | STRING| PCI Device Part Number
+			 *  0x23  | Serial Number| STRING| PCI Device Serial Number
+			 *  0x24  | Seg Number   | WORD  | Segment Group number. 0 -> Single group topology
+			 *  0x26  | Bus Number   | BYTE  | PCI Device Bus Number
+			 *  0x27  | Func Number  | BTYE  | PCI Device and Function Number
+			 */
+			if (gen < G9) return 0;
+			pr_handle_name("%s Device Correlation Record", company);
+			if (h->length < 0x1F) break;
+			dmi_hp_203_assoc_hndl("Associated Device Record", WORD(data + 0x04));
+			dmi_hp_203_assoc_hndl("Associated SMBus Record",  WORD(data + 0x06));
+			if (WORD(data + 0x08) == 0xffff && WORD(data + 0x0A) == 0xffff &&
+			    WORD(data + 0x0C) == 0xffff && WORD(data + 0x0E) == 0xffff &&
+			    data[0x10] == 0xFF && data[0x11] == 0xFF)
+			{
+				pr_attr("PCI Device Info", "Device Not Present");
+			}
+			else
+			{
+				dmi_hp_203_pciinfo("PCI Vendor ID", WORD(data + 0x08));
+				dmi_hp_203_pciinfo("PCI Device ID", WORD(data + 0x0A));
+				dmi_hp_203_pciinfo("PCI Sub Vendor ID", WORD(data + 0x0C));
+				dmi_hp_203_pciinfo("PCI Sub Device ID", WORD(data + 0x0E));
+				dmi_hp_203_pciinfo("PCI Class Code", (char)data[0x10]);
+				dmi_hp_203_pciinfo("PCI Sub Class Code", (char)data[0x11]);
+			}
+			dmi_hp_203_assoc_hndl("Parent Handle", WORD(data + 0x12));
+			pr_attr("Flags", "0x%04X", WORD(data + 0x14));
+			dmi_hp_203_devtyp("Device Type", data[0x16]);
+			dmi_hp_203_devloc("Device Location", data[0x17]);
+			pr_attr("Device Instance", "%d", data[0x18]);
+			pr_attr("Device Sub-Instance", "%d", data[0x19]);
+			dmi_hp_203_bayenc("Bay", data[0x1A]);
+			dmi_hp_203_bayenc("Enclosure", data[0x1B]);
+			pr_attr("Device Path", "%s", dmi_string(h, data[0x1C]));
+			pr_attr("Structured Name", "%s", dmi_string(h, data[0x1D]));
+			pr_attr("Device Name", "%s", dmi_string(h, data[0x1E]));
+			if (h->length < 0x22) break;
+			pr_attr("UEFI Location", "%s", dmi_string(h, data[0x1F]));
+			if (!(opt.flags & FLAG_QUIET))
+			{
+				if (WORD(data + 0x14) & 1)
+					pr_attr("Associated Real/Phys Handle", "0x%04X",
+						WORD(data + 0x20));
+				else
+					pr_attr("Associated Real/Phys Handle", "N/A");
+			}
+			if (h->length < 0x24) break;
+			pr_attr("PCI Part Number", "%s", dmi_string(h, data[0x22]));
+			pr_attr("Serial Number", "%s", dmi_string(h, data[0x23]));
+			if (h->length < 0x28) break;
+			pr_attr("Segment Group Number", "0x%04x", WORD(data + 0x24));
+			pr_attr("PCI Device", "%02x:%02x.%x",
+				data[0x26], data[0x27] >> 3, data[0x27] & 7);
+			break;
+
+		case 204:
+			/*
+			 * Vendor Specific: HPE ProLiant System/Rack Locator
+			 */
+			pr_handle_name("%s ProLiant System/Rack Locator", company);
+			if (h->length < 0x0B) break;
+			pr_attr("Rack Name", "%s", dmi_string(h, data[0x04]));
+			pr_attr("Enclosure Name", "%s", dmi_string(h, data[0x05]));
+			pr_attr("Enclosure Model", "%s", dmi_string(h, data[0x06]));
+			pr_attr("Enclosure Serial", "%s", dmi_string(h, data[0x0A]));
+			pr_attr("Enclosure Bays", "%d", data[0x08]);
+			pr_attr("Server Bay", "%s", dmi_string(h, data[0x07]));
+			pr_attr("Bays Filled", "%d", data[0x09]);
+			break;
+
+		case 209:
+		case 221:
+			/*
+			 * Vendor Specific: HPE ProLiant NIC MAC Information
+			 *
+			 * This prints the BIOS NIC number,
+			 * PCI bus/device/function, and MAC address
+			 *
+			 * Type 209:
+			 * Offset |  Name  | Width | Description
+			 * -------------------------------------
+			 *  0x00  |  Type  | BYTE  | 0xD1, MAC Info
+			 *  0x01  | Length | BYTE  | Length of structure
+			 *  0x02  | Handle | WORD  | Unique handle
+			 *  0x04  | Dev No | BYTE  | PCI Device/Function No
+			 *  0x05  | Bus No | BYTE  | PCI Bus
+			 *  0x06  |   MAC  | 6B    | MAC addr
+			 *  0x0C  | NIC #2 | 8B    | Repeat 0x04-0x0B
+			 *
+			 * Type 221: is deprecated in the latest docs
+			 */
+			pr_handle_name("%s %s", company, h->type == 221 ?
+				       "BIOS iSCSI NIC PCI and MAC Information" :
+				       "BIOS PXE NIC PCI and MAC Information");
+			nic = 1;
+			ptr = 4;
+			while (h->length >= ptr + 8)
+			{
+				dmi_print_hp_net_iface_rec(nic,
+							   data[ptr + 0x01],
+							   data[ptr],
+							   &data[ptr + 0x02]);
+				nic++;
+				ptr += 8;
+			}
+			break;
+
+		case 212:
+			/*
+			 * Vendor Specific: HPE 64-bit CRU Information
+			 *
+			 * Source: hpwdt kernel driver
+			 */
+			pr_handle_name("%s 64-bit CRU Information", company);
+			if (h->length < 0x18) break;
+			if (is_printable(data + 0x04, 4))
+				pr_attr("Signature", "0x%08x (%c%c%c%c)",
+					DWORD(data + 0x04),
+					data[0x04], data[0x05],
+					data[0x06], data[0x07]);
+			else
+				pr_attr("Signature", "0x%08x", DWORD(data + 0x04));
+			if (DWORD(data + 0x04) == 0x55524324)
+			{
+				u64 paddr = QWORD(data + 0x08);
+				paddr.l += DWORD(data + 0x14);
+				if (paddr.l < DWORD(data + 0x14))
+					paddr.h++;
+				pr_attr("Physical Address", "0x%08x%08x",
+					paddr.h, paddr.l);
+				pr_attr("Length", "0x%08x", DWORD(data + 0x10));
+			}
+			break;
+
+		case 219:
+			/*
+			 * Vendor Specific: HPE ProLiant Information
+			 *
+			 * Source: hpwdt kernel driver
+			 */
+			pr_handle_name("%s ProLiant Information", company);
+			if (h->length < 0x08) break;
+			pr_attr("Power Features", "0x%08x", DWORD(data + 0x04));
+			if (h->length < 0x0C) break;
+			pr_attr("Omega Features", "0x%08x", DWORD(data + 0x08));
+			if (h->length < 0x14) break;
+			feat = DWORD(data + 0x10);
+			pr_attr("Misc. Features", "0x%08x", feat);
+			pr_subattr("iCRU", "%s", feat & 0x0001 ? "Yes" : "No");
+			pr_subattr("UEFI", "%s", feat & 0x1400 ? "Yes" : "No");
+			break;
+
+		case 233:
+			/*
+			 * Vendor Specific: HPE ProLiant NIC MAC Information
+			 *
+			 * This prints the BIOS NIC number,
+			 * PCI bus/device/function, and MAC address
+			 *
+			 * Offset |  Name  | Width | Description
+			 * -------------------------------------
+			 *  0x00  |  Type  | BYTE  | 0xE9, NIC structure
+			 *  0x01  | Length | BYTE  | Length of structure
+			 *  0x02  | Handle | WORD  | Unique handle
+			 *  0x04  | Grp No | WORD  | 0 for single segment
+			 *  0x06  | Bus No | BYTE  | PCI Bus
+			 *  0x07  | Dev No | BYTE  | PCI Device/Function No
+			 *  0x08  |   MAC  | 32B   | MAC addr padded w/ 0s
+			 *  0x28  | Port No| BYTE  | Each NIC maps to a Port
+			 */
+			pr_handle_name("%s BIOS PXE NIC PCI and MAC Information",
+				       company);
+			if (h->length < 0x0E) break;
+			/* If the record isn't long enough, we don't have an ID
+			 * use 0xFF to use the internal counter.
+			 * */
+			nic = h->length > 0x28 ? data[0x28] : 0xFF;
+			dmi_print_hp_net_iface_rec(nic, data[0x06], data[0x07],
+						   &data[0x08]);
+			break;
+
+		case 236:
+			/*
+			 * Vendor Specific: HPE ProLiant HDD Backplane
+			 *
+			 * Offset |  Name      | Width | Description
+			 * ---------------------------------------
+			 *  0x00  | Type       | BYTE  | 0xEC, HDD Backplane
+			 *  0x01  | Length     | BYTE  | Length of structure
+			 *  0x02  | Handle     | WORD  | Unique handle
+			 *  0x04  | I2C Address| BYTE  | Backplane FRU I2C Address
+			 *  0x05  | Box Number | WORD  | Backplane Box Number
+			 *  0x07  | NVRAM ID   | WORD  | Backplane NVRAM ID
+			 *  0x09  | WWID       | QWORD | SAS Expander WWID
+			 *  0x11  | Total Bays | BYTE  | Total SAS Bays
+			 *  0x12  | A0 Bays    | BYTE  | (deprecated) Number of SAS drive bays behind port 0xA0
+			 *  0x13  | A2 Bays    | BYTE  | (deprecated) Number of SAS drive bays behind port 0xA2
+			 *  0x14  | Name       | STRING| (deprecated) Backplane Name
+			 */
+			pr_handle_name("%s HDD Backplane FRU Information", company);
+			if (h->length < 0x08) break;
+			pr_attr("FRU I2C Address", "0x%X raw(0x%X)", data[0x4] >> 1, data[0x4]);
+			pr_attr("Box Number", "%d", WORD(data + 0x5));
+			pr_attr("NVRAM ID", "0x%X", WORD(data + 0x7));
+			if (h->length < 0x11) break;
+			pr_attr("SAS Expander WWID", "0x%X", QWORD(data + 0x9));
+			if (h->length < 0x12) break;
+			pr_attr("Total SAS Bays", "%d", data[0x11]);
+			if (h->length < 0x15) break;
+			if (gen < G10P) {
+				pr_attr("A0 Bay Count", "%d", data[0x12]);
+				pr_attr("A2 Bay Count", "%d", data[0x13]);
+				pr_attr("Backplane Name", "%s", dmi_string(h, data[0x14]));
+			}
+			break;
+
+		case 237:
+			/*
+			 * Vendor Specific: HPE DIMM Vendor Part Number Information
+			 *
+			 * Offset |  Name      | Width | Description
+			 * ---------------------------------------
+			 *  0x00  | Type       | BYTE  | 0xED, DIMM Vendor Part Number information record
+			 *  0x01  | Length     | BYTE  | Length of structure
+			 *  0x02  | Handle     | WORD  | Unique handle
+			 *  0x04  | Hand Assoc | WORD  | Handle to map to Type 17
+			 *  0x06  | Manufacture|STRING | DIMM Manufacturer
+			 *  0x07  | Part Number|STRING | DIMM Manufacturer's Part Number
+			 *  0x08  | Serial Num |STRING | DIMM Vendor Serial Number
+			 *  0x09  | Spare Part |STRING | DIMM Spare Part Number
+			 */
+			if (gen < G9) return 0;
+			pr_handle_name("%s DIMM Vendor Information", company);
+			if (h->length < 0x08) break;
+			if (!(opt.flags & FLAG_QUIET))
+				pr_attr("Associated Handle", "0x%04X", WORD(data + 0x4));
+			pr_attr("DIMM Manufacturer", "%s", dmi_string(h, data[0x06]));
+			pr_attr("DIMM Manufacturer Part Number", "%s", dmi_string(h, data[0x07]));
+			if (h->length < 0x09) break;
+			pr_attr("DIMM Vendor Serial Number", "%s", dmi_string(h, data[0x08]));
+			if (h->length < 0x0A) break;
+			pr_attr("DIMM Spare Part Number", "%s", dmi_string(h, data[0x09]));
+			break;
+
+		case 238:
+			/*
+			 * Vendor Specific: HPE USB Port Connector Correlation Record
+			 *
+			 * Offset |  Name      | Width | Description
+			 * ---------------------------------------
+			 *  0x00  | Type       | BYTE  | 0xEE, HP Device Correlation Record
+			 *  0x01  | Length     | BYTE  | Length of structure
+			 *  0x02  | Handle     | WORD  | Unique handle
+			 *  0x04  | Hand Assoc | WORD  | Handle to map to Type 8
+			 *  0x06  | Parent Bus | BYTE  | PCI Bus number of USB controller of this port
+			 *  0x07  | Par Dev/Fun| BYTE  | PCI Dev/Fun of USB Controller of this port
+			 *  0x08  | Location   | BYTE  | Enumerated value of location of USB port
+			 *  0x09  | Flags      | WORD  | USB Shared Management Port
+			 *  0x0B  | Port Inst  | BYTE  | Instance number for this type of USB port
+			 *  0x0C  | Parent Hub | BYTE  | Instance number of internal Hub
+			 *  0x0D  | Port Speed | BYTE  | Enumerated value of speed configured by BIOS
+			 *  0x0E  | Device Path| STRING| UEFI Device Path of USB endpoint
+			 */
+			if (gen < G9) return 0;
+			pr_handle_name("%s Proliant USB Port Connector Correlation Record", company);
+			if (h->length < 0x0F) break;
+			if (!(opt.flags & FLAG_QUIET))
+				pr_attr("Associated Handle", "0x%04X", WORD(data + 0x4));
+			pr_attr("PCI Device", "%02x:%02x.%x", data[0x6],
+				data[0x7] >> 3, data[0x7] & 0x7);
+			dmi_hp_238_loc("Location", data[0x8]);
+			dmi_hp_238_flags("Management Port", WORD(data + 0x9));
+			pr_attr("Port Instance", "%d", data[0xB]);
+			if (data[0xC] != 0xFE)
+				pr_attr("Parent Hub Port Instance", "%d", data[0xC]);
+			else
+				pr_attr("Parent Hub Port Instance", "N/A");
+			dmi_hp_238_speed("Port Speed Capability", data[0xD]);
+			pr_attr("Device Path", "%s", dmi_string(h, data[0xE]));
+			break;
+
+		case 240:
+			/*
+			 * Vendor Specific: HPE Proliant Inventory Record
+			 *
+			 * Reports firmware version information for devices that report their
+			 * firmware using their UEFI drivers. Additionally provides association
+			 * with other SMBIOS records, such as Type 203 (which in turn is
+			 * associated with Types 9, 41, and 228).
+			 *
+			 * Offset |  Name      | Width | Description
+			 * ---------------------------------------
+			 *  0x00  | Type       | BYTE  | 0xF0, HP Firmware Inventory Record
+			 *  0x01  | Length     | BYTE  | Length of structure
+			 *  0x02  | Handle     | WORD  | Unique handle
+			 *  0x04  | Hndl Assoc | WORD  | Handle to map to Type 203
+			 *  0x06  | Pkg Vers   | DWORD | FW Vers Release of All FW in Device
+			 *  0x0A  | Ver String | STRING| FW Version String
+			 *  0x0B  | Image Size | QWORD | FW image size (bytes)
+			 *  0x13  | Attributes | QWORD | Bitfield: Is attribute defined?
+			 *  0x1B  | Attr Set   | QWORD | BitField: If defined, is attribute set?
+			 *  0x23  | Version    | DWORD | Lowest supported version.
+			 */
+			pr_handle_name("%s Proliant Inventory Record", company);
+			if (h->length < 0x27) break;
+			if (!(opt.flags & FLAG_QUIET))
+				pr_attr("Associated Handle", "0x%04X", WORD(data + 0x4));
+			pr_attr("Package Version", "0x%08X", DWORD(data + 0x6));
+			pr_attr("Version String", "%s", dmi_string(h, data[0x0A]));
+
+			if (DWORD(data + 0x0B))
+				dmi_print_memory_size("Image Size", QWORD(data + 0xB), 0);
+			else
+				pr_attr("Image Size", "Not Available");
+
+			dmi_hp_240_attr(QWORD(data + 0x13), QWORD(data + 0x1B));
+
+			if (DWORD(data + 0x23))
+				pr_attr("Lowest Supported Version", "0x%08X", DWORD(data + 0x23));
+			else
+				pr_attr("Lowest Supported Version", "Not Available");
+			break;
+
+		default:
+			return 0;
+	}
+	return 1;
+}
+
+static int dmi_decode_ibm_lenovo(const struct dmi_header *h)
+{
+	u8 *data = h->data;
+
+	switch (h->type)
+	{
+		case 131:
+			/*
+			 * Vendor Specific: ThinkVantage Technologies feature bits
+			 *
+			 * Source: Compal hel81 Service Manual Software Specification,
+			 *         documented under "System Management BIOS(SM BIOS)
+			 *         version 2.4 or greater"
+			 *
+			 * Offset |  Name         | Width   | Description
+			 * ----------------------------------------------
+			 *  0x00  | Type          | BYTE    | 0x83
+			 *  0x01  | Length        | BYTE    | 0x16
+			 *  0x02  | Handle        | WORD    | Varies
+			 *  0x04  | Version       | BYTE    | 0x01
+			 *  0x05  | TVT Structure | BYTEx16 | Each of the 128 bits represents a TVT feature:
+			 *        |               |         |  - bit 127 means diagnostics (PC Doctor) is available
+			 *        |               |         |    (http://www.pc-doctor.com/company/pr-articles/45-lenovo-introduces-thinkvantage-toolbox)
+			 *        |               |         |  - the rest (126-0) are reserved/unknown
+			 *
+			 * It must also be followed by a string containing
+			 * "TVT-Enablement". There exist other type 131 records
+			 * with different length and a different string, for
+			 * other purposes.
+			 */
+
+			if (h->length != 0x16
+			 || strcmp(dmi_string(h, 1), "TVT-Enablement") != 0)
+				return 0;
+
+			pr_handle_name("ThinkVantage Technologies");
+			pr_attr("Version", "%u", data[0x04]);
+			pr_attr("Diagnostics", "%s",
+				data[0x14] & 0x80 ? "Available" : "No");
+			break;
+
+		case 135:
+			/*
+			 * Vendor Specific: Device Presence Detection bits
+			 *
+			 * Source: Compal hel81 Service Manual Software Specification,
+			 *         documented as "SMBIOS Type 135: Bulk for Lenovo
+			 *         Mobile PC Unique OEM Data" under appendix D.
+			 *
+			 * Offset |  Name                | Width | Description
+			 * ---------------------------------------------------
+			 *  0x00  | Type                 | BYTE  | 0x87
+			 *  0x01  | Length               | BYTE  | 0x0A
+			 *  0x02  | Handle               | WORD  | Varies
+			 *  0x04  | Signature            | WORD  | 0x5054 (ASCII for "TP")
+			 *  0x06  | OEM struct offset    | BYTE  | 0x07
+			 *  0x07  | OEM struct number    | BYTE  | 0x03, for this structure
+			 *  0x08  | OEM struct revision  | BYTE  | 0x01, for this format
+			 *  0x09  | Device presence bits | BYTE  | Each of the 8 bits indicates device presence:
+			 *        |                      |       |  - bit 0 indicates the presence of a fingerprint reader
+			 *        |                      |       |  - the rest (7-1) are reserved/unknown
+			 *
+			 * Other OEM struct number+rev combinations have been
+			 * seen in the wild but we don't know how to decode
+			 * them.
+			 */
+
+			if (h->length < 0x0A || data[0x04] != 'T' || data[0x05] != 'P')
+				return 0;
+
+			/* Bail out if not the expected format */
+			if (data[0x06] != 0x07 || data[0x07] != 0x03 || data[0x08] != 0x01)
+				return 0;
+
+			pr_handle_name("ThinkPad Device Presence Detection");
+			pr_attr("Fingerprint Reader", "%s",
+				data[0x09] & 0x01 ? "Present" : "No");
+			break;
+
+		case 140:
+			/*
+			 * Vendor Specific: ThinkPad Embedded Controller Program
+			 *
+			 * Source: some guesswork, and publicly available information;
+			 *         Lenovo's BIOS update READMEs often contain the ECP IDs
+			 *         which match the first string in this type.
+			 *
+			 * Offset |  Name                | Width  | Description
+			 * ----------------------------------------------------
+			 *  0x00  | Type                 | BYTE   | 0x8C
+			 *  0x01  | Length               | BYTE   |
+			 *  0x02  | Handle               | WORD   | Varies
+			 *  0x04  | Signature            | BYTEx6 | ASCII for "LENOVO"
+			 *  0x0A  | OEM struct offset    | BYTE   | 0x0B
+			 *  0x0B  | OEM struct number    | BYTE   | 0x07, for this structure
+			 *  0x0C  | OEM struct revision  | BYTE   | 0x01, for this format
+			 *  0x0D  | ECP version ID       | STRING |
+			 *  0x0E  | ECP release date     | STRING |
+			 */
+
+			if (h->length < 0x0F || memcmp(data + 4, "LENOVO", 6) != 0)
+				return 0;
+
+			/* Bail out if not the expected format */
+			if (data[0x0A] != 0x0B || data[0x0B] != 0x07 || data[0x0C] != 0x01)
+				return 0;
+
+			pr_handle_name("ThinkPad Embedded Controller Program");
+			pr_attr("Version ID", "%s", dmi_string(h, 1));
+			pr_attr("Release Date", "%s", dmi_string(h, 2));
+			break;
+
+		default:
+			return 0;
+	}
+	return 1;
+}
+
+/*
+ * Dispatch vendor-specific entries decoding
+ * Return 1 if decoding was successful, 0 otherwise
+ */
+int dmi_decode_oem(const struct dmi_header *h)
+{
+	switch (dmi_vendor)
+	{
+		case VENDOR_HP:
+		case VENDOR_HPE:
+			return dmi_decode_hp(h);
+		case VENDOR_ACER:
+			return dmi_decode_acer(h);
+		case VENDOR_IBM:
+		case VENDOR_LENOVO:
+			return dmi_decode_ibm_lenovo(h);
+		default:
+			return 0;
+	}
+}