https://github.com/openbmc/foxconn-ipmi-oem

https://github.com/openbmc/foxconn-ipmi-oem

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• Host: GitHub
• URL: https://github.com/openbmc/foxconn-ipmi-oem
• Owner: openbmc
• License: apache-2.0
• Created: 2021-03-15T20:34:52.000Z (over 3 years ago)
• Default Branch: master
• Last Pushed: 2024-06-20T23:19:13.000Z (5 months ago)
• Last Synced: 2024-06-21T18:26:47.207Z (5 months ago)
• Language: C++
• Size: 204 KB
• Stars: 0
• Watchers: 4
• Forks: 3
• Open Issues: 0
• Metadata Files:
  • Readme: README.md
  • License: LICENSE

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README

        
# Fii IPMI OEM Commands (0x34)

There are and will be a variety of sys specific commands.

## System Commands (0x h)

### PCIe Bifurcation Command 0x03

The PCIe bifurcation command checks the type of pcei adapter instailled in each

slot.

Request

| Byte(s) | Value | Data       |

| ------- | ----- | ---------- |

| 0x00    | 0x03  | Subcommand |

Response

| Byte(s) | Value | Data                                                                  |

| ------- | ----- | --------------------------------------------------------------------- |

| 0x00    | 0x03  | Subcommand                                                            |

| 0x01    | 0x--  | Bifurcation each bit identified the slot support x16(1b) or x8(0b)    |

| 0x02    | 0x--  | Present bit each bit identified PCIe adapter installed(0b) or not(1b) |

Example

| \#  | Command              | Example            |

| --- | -------------------- | ------------------ |

| 1   | Read the information | ipmitool 0x34 0x03 |

## BIOS Related Commands (0x7X)

### BIOS Boot Count 0x71

This is a 32 bits register that provides bios pushs the boot counter to BMC, or

get the boot counter from BMC.

Request

| Byte(s)   | Value                   | Description                          |

| --------- | ----------------------- | ------------------------------------ |

| 0x00      | 0x71                    | Subcommand                           |

| 0x01      | Op value                | Operation to be performed            |

| 0x02-0x05 | byte0 byte1 byte2 byte3 | 32-bit Count value for set operation |

| Op value | Operation to be performed                  |

| -------- | ------------------------------------------ |

| 0x00     | Read boot count value                      |

| 0x01     | Increment boot count value.                |

| 0x02     | Clear boot count value                     |

| 0x03     | Set the boot count with given 4 byte value |

Response

| Byte(s) | Value | Description              |

| ------- | ----- | ------------------------ |

| 0x00    | CC    | Completion code returned |

| 0x01    | --    | Byte 0 of boot count     |

| 0x02    | --    | Byte 1 of boot count     |

| 0x03    | --    | Byte 2 of boot count     |

| 0x04    | --    | Byte 3 of boot count     |

Completion Codes (CC)

| CC   | Description         |

| ---- | ------------------- |

| 0xC1 | Invalid Command     |

| 0x00 | Command Success     |

| 0xC7 | Data length Invalid |

Example

| \#  | Command                           | Example                                             |

| --- | --------------------------------- | --------------------------------------------------- |

| 1   | Read the boot count               | ipmitool raw 0x34 0x71 0x00                         |

| 2   | Increment the boot count by 1     | ipmitool raw 0x34 0x71 0x01                         |

| 3   | Clear the boot count to all 0's   | ipmitool raw 0x34 0x71 0x02                         |

| 4   | Set the boot count to given value | ipmitool raw 0x34 0x71 0x03 byte0 byte1 byte2 byte3 |