| FLASHCTL(8) | System Manager's Manual | FLASHCTL(8) | 
NAME
 flashctl — a program to manipulate flash devices
SYNOPSIS
| flashctl | device command [arg [...]] | 
 
DESCRIPTION
 flashctl could be used to invoke low level operations specific to flash devices. It is used by specifying a device to manipulate, the command to perform, and any arguments the command may require.
DEVICE COMMANDS
 The following commands may be used on flash devices:
- 
badblocks
- 
List the bad blocks on the device.
- 
erase offset size
- 
Erase size amount of flash memory from offset. Size could be all, which means the rest of the flash after offset will be erased.
- 
identify
- 
Identify the specified device, displaying the device's vendor, product strings, and the device's capabilities.
- 
markbad offset
- 
Mark the block given by its offset as bad.
 
HISTORY
 The flashctl command first appeared in NetBSD 6.0.
AUTHORS
 The flashctl command was written by Adam Hoka.