RTEMS  5.1
Data Structures
ramdisk.h File Reference

RAM Disk Block Device API. More...

#include <rtems.h>
#include <rtems/blkdev.h>

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Data Structures

struct  rtems_ramdisk_config
 RAM disk configuration table entry. More...
 
struct  ramdisk
 RAM disk descriptor. More...
 

Static Configuration

#define RAMDISK_DRIVER_TABLE_ENTRY
 
#define RAMDISK_DEVICE_BASE_NAME   "/dev/rd"
 
typedef struct rtems_ramdisk_config rtems_ramdisk_config
 RAM disk configuration table entry.
 
rtems_ramdisk_config rtems_ramdisk_configuration []
 External reference to the RAM disk configuration table describing each RAM disk in the system. More...
 
size_t rtems_ramdisk_configuration_size
 External reference the size of the RAM disk configuration table rtems_ramdisk_configuration. More...
 
rtems_device_driver ramdisk_initialize (rtems_device_major_number major, rtems_device_minor_number minor, void *arg)
 RAM disk driver initialization entry point.
 

Runtime Configuration

typedef struct ramdisk ramdisk
 RAM disk descriptor.
 
int ramdisk_ioctl (rtems_disk_device *dd, uint32_t req, void *argp)
 
ramdiskramdisk_allocate (void *area_begin, uint32_t media_block_size, rtems_blkdev_bnum media_block_count, bool trace)
 Allocates and initializes a RAM disk descriptor. More...
 
void ramdisk_free (ramdisk *rd)
 
rtems_status_code ramdisk_register (uint32_t media_block_size, rtems_blkdev_bnum media_block_count, bool trace, const char *disk)
 Allocates, initializes and registers a RAM disk. More...
 

Detailed Description

RAM Disk Block Device API.