pcieSlotCapReg_s Struct Reference
[PCIE LLD Capabilities Register Definitions]

Specification of the Slot Capabilities register. More...

#include <pcie.h>

Data Fields

uint32_t raw
uint16_t slotNum
 [rw] Physical Slot Number.
uint8_t cmdCompSupp
 [rw] No Command Complete Support
uint8_t emlPresent
 [rw] Electromechanical Interlock Present.
uint8_t pwrLmtScale
 [rw] Slot Power Limit Scale.
uint8_t pwrLmtValue
 [rw] Slot Power Limit Value.
uint8_t hpCap
 [rw] Hot Plug Capable.
uint8_t hpSurprise
 [rw] Hot Plug Surprise.
uint8_t pwrInd
 [rw] Power Indicator Present.
uint8_t attnInd
 [rw] Attention Indicator Present.
uint8_t mrlSensor
 [rw] MRL Sensor Present.
uint8_t pwrCtl
 [rw] Power Controller Present.
uint8_t attnButton
 [rw] Attention Indicator Present.

Detailed Description

Specification of the Slot Capabilities register.

This register may only be used for root complex mode.


Field Documentation

[rw] Attention Indicator Present.

Field size: 1 bit

[rw] Attention Indicator Present.

Field size: 1 bit

[rw] No Command Complete Support

When Set, this bit indicates that this slot does not generate software notification when an issued command is completed by the Hot-Plug Controller

Field size: 1 bit

[rw] Electromechanical Interlock Present.

When Set, this bit indicates that an Electromechanical Interlock is implemented on the chassis for this slot.

Field size: 1 bit

[rw] Hot Plug Capable.

Field size: 1 bit

[rw] Hot Plug Surprise.

Field size: 1 bit

[rw] MRL Sensor Present.

Field size: 1 bit

[rw] Power Controller Present.

If there is no power controller, software must ensure that system power is up before reading Presence Detect state

Field size: 1 bit

[rw] Power Indicator Present.

Field size: 1 bit

[rw] Slot Power Limit Scale.

Field size: 2 bits

[rw] Slot Power Limit Value.

Field size: 8 bits

[ro] Raw image of register on read; actual value on write

[rw] Physical Slot Number.

Field size: 13 bits [0-0x1FFF]


The documentation for this struct was generated from the following file:

Copyright 2012, Texas Instruments Incorporated