[dmidecode] [PATCH] dmioem: Decode HPE OEM Record 238

[Jerry Hoemann]

Decode HPE OEM Record 238: USB Port Connector Correlation Record.

Signed-off-by: Jerry Hoemann <jerry.hoemann@hpe.com>
---
 dmioem.c | 89 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 89 insertions(+)

diff --git a/dmioem.c b/dmioem.c
index 61569a6..e42a35f 100644
--- a/dmioem.c
+++ b/dmioem.c
@@ -299,6 +299,57 @@ static void dmi_hp_203_devloc(const char *fname, unsigned 
int code)
        pr_attr(fname, "%s", str);
 }
 
+static void dmi_hp_238_loc(const char *fname, unsigned int code)
+{
+       static 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)
+{
+       static const char *str = "Reserved";
+       static const char *flags[] = {
+               "Not Shared", /* 0x00 */
+               "Shared with physical switch",
+               "Shared with automatic control", /* 0x03 */
+       };
+
+       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)
+{
+       static 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;
@@ -591,6 +642,44 @@ static int dmi_decode_hp(const struct dmi_header *h)
                        }
                        break;
 
+               case 238:
+                       /*
+                        * Vendor Specific: HPE USB Port Connector Correlation 
Record
+                        *
+                        * Offset |  Name      | Width | Description
+                        * ---------------------------------------
+                        *  0x00  | Type       | BYTE  | 0xEE, HDD Backplane
+                        *  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 of for 
this type of USB port.
+                        *  0x0C  | Parent HUB | BYTE  | Instance number of 
internal HuB
+                        *  0x0D  | Port Speed | BYTE  | Enumerated value of 
speed confiured 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 Bus of Parent USB", "0x%04X", data[0x6]);
+                       pr_attr("PCI Device of Parent USB", "0x%04X", data[0x7] 
>> 3);
+                       pr_attr("PCI Function of Parent USB", "0x%04X", 
data[0x7] & 0x7);
+                       dmi_hp_238_loc("Location", data[0x8]);
+                       dmi_hp_238_flags("Management port", data[0x8]);
+                       pr_attr("Port Instance", "0x%04X", data[0xB]);
+                       if ( data[0xC]  != 0xFE )
+                               pr_attr("Parent HUB Port Instance", "0x%04X", 
data[0xC]);
+                       else
+                               pr_attr("No Parent HUB", "");
+                       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
-- 
2.35.1