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.
size_t	rtems_ramdisk_configuration_size
	External reference the size of the RAM disk configuration table rtems_ramdisk_configuration.
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)
ramdisk *	ramdisk_allocate (void *area_begin, uint32_t media_block_size, rtems_blkdev_bnum media_block_count, bool trace)
	Allocates and initializes a RAM disk descriptor.
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.

Detailed Description

RAM Disk Block Device API.