Changes between Version 10 and Version 11 of Component/Vci Block Device
- Timestamp:
- Nov 11, 2009, 7:36:19 PM (16 years ago)
Legend:
- Unmodified
- Added
- Removed
- Modified
-
Component/Vci Block Device
v10 v11 31 31 * '''BLOCK_DEVICE_STATUS''' (read only) 32 32 State of the transfer. Reading this register while not busy resets its value to IDLE, and acknowledge the IRQ. Value may be one of : 33 *`BLOCK_DEVICE_IDLE`34 *`BLOCK_DEVICE_BUSY`35 *`BLOCK_DEVICE_READ_SUCCESS`36 *`BLOCK_DEVICE_WRITE_SUCCESS`37 *`BLOCK_DEVICE_READ_ERROR`38 *`BLOCK_DEVICE_WRITE_ERROR`39 *`BLOCK_DEVICE_ERROR`33 1. `BLOCK_DEVICE_IDLE` 34 1. `BLOCK_DEVICE_BUSY` 35 1. `BLOCK_DEVICE_READ_SUCCESS` 36 1. `BLOCK_DEVICE_WRITE_SUCCESS` 37 1. `BLOCK_DEVICE_READ_ERROR` 38 1. `BLOCK_DEVICE_WRITE_ERROR` 39 1. `BLOCK_DEVICE_ERROR` 40 40 41 41 * '''BLOCK_DEVICE_IRQ_ENABLE''' (read/write) … … 50 50 The following operations codes are defined: 51 51 52 *`BLOCK_DEVICE_NOOP` Nothing52 1. `BLOCK_DEVICE_NOOP` Nothing 53 53 54 *`BLOCK_DEVICE_READ` from flock device to memory54 1. `BLOCK_DEVICE_READ` from flock device to memory 55 55 56 *`BLOCK_DEVICE_WRITE` from memory to block device56 1. `BLOCK_DEVICE_WRITE` from memory to block device 57 57 58 58 For extensibility issues, you should access this component using globally-defined offsets.