New upstream version 3.2upstream/3.2

1 files changed, 176 insertions, 43 deletions

diff --git a/dmioem.c b/dmioem.c
index 034ad9f..1a9bd82 100644
--- a/dmioem.c
+++ b/dmioem.c
@@ -33,8 +33,11 @@
 enum DMI_VENDORS
 {
 	VENDOR_UNKNOWN,
-	VENDOR_HP,
 	VENDOR_ACER,
+	VENDOR_HP,
+	VENDOR_HPE,
+	VENDOR_IBM,
+	VENDOR_LENOVO,
 };
 
 static enum DMI_VENDORS dmi_vendor = VENDOR_UNKNOWN;
@@ -56,14 +59,62 @@ void dmi_set_vendor(const char *s)
 	while (len && s[len - 1] == ' ')
 		len--;
 
-	if (strncmp(s, "HP", len) == 0 || strncmp(s, "Hewlett-Packard", len) == 0)
-		dmi_vendor = VENDOR_HP;
-	else if (strncmp(s, "Acer", len) == 0)
+	if (strncmp(s, "Acer", len) == 0)
 		dmi_vendor = VENDOR_ACER;
+	else if (strncmp(s, "HP", len) == 0 || strncmp(s, "Hewlett-Packard", len) == 0)
+		dmi_vendor = VENDOR_HP;
+	else if (strncmp(s, "HPE", len) == 0 || strncmp(s, "Hewlett Packard Enterprise", len) == 0)
+		dmi_vendor = VENDOR_HPE;
+	else if (strncmp(s, "IBM", len) == 0)
+		dmi_vendor = VENDOR_IBM;
+	else if (strncmp(s, "LENOVO", len) == 0)
+		dmi_vendor = VENDOR_LENOVO;
 }
 
 /*
- * HP-specific data structures are decoded here.
+ * 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.
+			 */
+			printf("Acer Hotkey Function\n");
+			if (h->length < 0x0F) break;
+			cap = WORD(data + 0x04);
+			printf("\tFunction bitmap for Communication Button: 0x%04hx\n", cap);
+			printf("\t\tWiFi: %s\n", cap & 0x0001 ? "Yes" : "No");
+			printf("\t\t3G: %s\n", cap & 0x0040 ? "Yes" : "No");
+			printf("\t\tWiMAX: %s\n", cap & 0x0080 ? "Yes" : "No");
+			printf("\t\tBluetooth: %s\n", cap & 0x0800 ? "Yes" : "No");
+			printf("\tFunction bitmap for Application Button: 0x%04hx\n", WORD(data + 0x06));
+			printf("\tFunction bitmap for Media Button: 0x%04hx\n", WORD(data + 0x08));
+			printf("\tFunction bitmap for Display Button: 0x%04hx\n", WORD(data + 0x0A));
+			printf("\tFunction bitmap for Others Button: 0x%04hx\n", WORD(data + 0x0C));
+			printf("\tCommunication Function Key Number: %d\n", data[0x0E]);
+			break;
+
+		default:
+			return 0;
+	}
+	return 1;
+}
+
+/*
+ * HPE-specific data structures are decoded here.
  *
  * Code contributed by John Cagle and Tyler Bell.
  */
@@ -98,14 +149,15 @@ 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";
 
 	switch (h->type)
 	{
 		case 204:
 			/*
-			 * Vendor Specific: HP ProLiant System/Rack Locator
+			 * Vendor Specific: HPE ProLiant System/Rack Locator
 			 */
-			printf("HP ProLiant System/Rack Locator\n");
+			printf("%s ProLiant System/Rack Locator\n", company);
 			if (h->length < 0x0B) break;
 			printf("\tRack Name: %s\n", dmi_string(h, data[0x04]));
 			printf("\tEnclosure Name: %s\n", dmi_string(h, data[0x05]));
@@ -119,7 +171,7 @@ static int dmi_decode_hp(const struct dmi_header *h)
 		case 209:
 		case 221:
 			/*
-			 * Vendor Specific: HP ProLiant NIC MAC Information
+			 * Vendor Specific: HPE ProLiant NIC MAC Information
 			 *
 			 * This prints the BIOS NIC number,
 			 * PCI bus/device/function, and MAC address
@@ -137,9 +189,10 @@ static int dmi_decode_hp(const struct dmi_header *h)
 			 *
 			 * Type 221: is deprecated in the latest docs
 			 */
-			printf(h->type == 221 ?
-				"HP BIOS iSCSI NIC PCI and MAC Information\n" :
-				"HP BIOS PXE NIC PCI and MAC Information\n");
+			printf("%s %s\n", 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)
@@ -155,7 +208,7 @@ static int dmi_decode_hp(const struct dmi_header *h)
 
 		case 233:
 			/*
-			 * Vendor Specific: HP ProLiant NIC MAC Information
+			 * Vendor Specific: HPE ProLiant NIC MAC Information
 			 *
 			 * This prints the BIOS NIC number,
 			 * PCI bus/device/function, and MAC address
@@ -171,7 +224,7 @@ static int dmi_decode_hp(const struct dmi_header *h)
 			 *  0x08  |   MAC  | 32B   | MAC addr padded w/ 0s
 			 *  0x28  | Port No| BYTE  | Each NIC maps to a Port
 			 */
-			printf("HP BIOS PXE NIC PCI and MAC Information\n");
+			printf("%s BIOS PXE NIC PCI and MAC Information\n", 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.
@@ -183,11 +236,11 @@ static int dmi_decode_hp(const struct dmi_header *h)
 
 		case 212:
 			/*
-			 * Vendor Specific: HP 64-bit CRU Information
+			 * Vendor Specific: HPE 64-bit CRU Information
 			 *
 			 * Source: hpwdt kernel driver
 			 */
-			printf("HP 64-bit CRU Information\n");
+			printf("%s 64-bit CRU Information\n", company);
 			if (h->length < 0x18) break;
 			printf("\tSignature: 0x%08x", DWORD(data + 0x04));
 			if (is_printable(data + 0x04, 4))
@@ -208,11 +261,11 @@ static int dmi_decode_hp(const struct dmi_header *h)
 
 		case 219:
 			/*
-			 * Vendor Specific: HP ProLiant Information
+			 * Vendor Specific: HPE ProLiant Information
 			 *
 			 * Source: hpwdt kernel driver
 			 */
-			printf("HP ProLiant Information\n");
+			printf("%s ProLiant Information\n", company);
 			if (h->length < 0x08) break;
 			printf("\tPower Features: 0x%08x\n", DWORD(data + 0x04));
 			if (h->length < 0x0C) break;
@@ -221,7 +274,7 @@ static int dmi_decode_hp(const struct dmi_header *h)
 			feat = DWORD(data + 0x10);
 			printf("\tMisc. Features: 0x%08x\n", feat);
 			printf("\t\tiCRU: %s\n", feat & 0x0001 ? "Yes" : "No");
-			printf("\t\tUEFI: %s\n", feat & 0x0408 ? "Yes" : "No");
+			printf("\t\tUEFI: %s\n", feat & 0x1400 ? "Yes" : "No");
 			break;
 
 		default:
@@ -230,40 +283,116 @@ static int dmi_decode_hp(const struct dmi_header *h)
 	return 1;
 }
 
-/*
- * Acer-specific data structures are decoded here.
- */
-
-static int dmi_decode_acer(const struct dmi_header *h)
+static int dmi_decode_ibm_lenovo(const struct dmi_header *h)
 {
 	u8 *data = h->data;
-	u16 cap;
 
 	switch (h->type)
 	{
-		case 170:
+		case 131:
 			/*
-			 * Vendor Specific: Acer Hotkey Function
+			 * Vendor Specific: ThinkVantage Technologies feature bits
 			 *
-			 * Source: acer-wmi kernel driver
+			 * Source: Compal hel81 Service Manual Software Specification,
+			 *         documented under "System Management BIOS(SM BIOS)
+			 *         version 2.4 or greater"
 			 *
-			 * Probably applies to some laptop models of other
-			 * brands, including Fujitsu-Siemens, Medion, Lenovo,
-			 * and eMachines.
+			 * 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.
 			 */
-			printf("Acer Hotkey Function\n");
-			if (h->length < 0x0F) break;
-			cap = WORD(data + 0x04);
-			printf("\tFunction bitmap for Communication Button: 0x%04hx\n", cap);
-			printf("\t\tWiFi: %s\n", cap & 0x0001 ? "Yes" : "No");
-			printf("\t\t3G: %s\n", cap & 0x0040 ? "Yes" : "No");
-			printf("\t\tWiMAX: %s\n", cap & 0x0080 ? "Yes" : "No");
-			printf("\t\tBluetooth: %s\n", cap & 0x0800 ? "Yes" : "No");
-			printf("\tFunction bitmap for Application Button: 0x%04hx\n", WORD(data + 0x06));
-			printf("\tFunction bitmap for Media Button: 0x%04hx\n", WORD(data + 0x08));
-			printf("\tFunction bitmap for Display Button: 0x%04hx\n", WORD(data + 0x0A));
-			printf("\tFunction bitmap for Others Button: 0x%04hx\n", WORD(data + 0x0C));
-			printf("\tCommunication Function Key Number: %d\n", data[0x0E]);
+
+			if (h->length != 0x16
+			 || strcmp(dmi_string(h, 1), "TVT-Enablement") != 0)
+				return 0;
+
+			printf("ThinkVantage Technologies\n");
+			printf("\tVersion: %u\n", data[0x04]);
+			printf("\tDiagnostics: %s\n",
+				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;
+
+			printf("ThinkPad Device Presence Detection\n");
+			printf("\tFingerprint Reader: %s\n",
+				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;
+
+			printf("ThinkPad Embedded Controller Program\n");
+			printf("\tVersion ID: %s\n", dmi_string(h, 1));
+			printf("\tRelease Date: %s\n", dmi_string(h, 2));
 			break;
 
 		default:
@@ -281,9 +410,13 @@ 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;
 	}