DCMD_SDIO_VENDOR
QNX SDP8.0Devctl and Ioctl CommandsDeveloper
Execute a vendor-specific command
Synopsis:
#include <mmc/sdio.h>
#define DCMD_SDIO_VENDOR __DIOTF(_DCMD_MISC, 0x80, int)
Arguments to devctl():
Argument | Value |
---|---|
filedes | A file descriptor that you obtained by opening the device |
dcmd | DCMD_SDIO_VENDOR |
dev_data_ptr | A pointer to an int, optionally followed by a character buffer |
n_bytes | sizeof(int) plus the size of the buffer |
dev_info_ptr | NULL, or a pointer to a buffer where the device can store any data to be returned |
Description:
This command executes a vendor-specific command.
Input:
The command you want to run.
Output:
The results of the command.
See also:
devctl() in the QNX OS C Library Reference
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