RTEMS  5.0.0
Data Fields
bcm2835_mbox_tag_hdr Struct Reference

Tag Header. More...

#include <vc_defines.h>

Data Fields

uint32_t tag
 Property Tag ID.
 
uint32_t val_buf_size
 The size of request qnd responce buffer.
 
uint32_t val_len
 The size of response buffer set by videocore. More...
 

Detailed Description

Tag Header.

Tag is used for getting/testing/setting an property. All tags should start with this header. Then it should be followed by a data buffer for request and response.

Field Documentation

◆ val_len

uint32_t bcm2835_mbox_tag_hdr::val_len

The size of response buffer set by videocore.

upper bit reserved for request/response indicator


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