Changes between Version 4 and Version 5 of Component/Pibus Bcu
- Timestamp:
- Jan 24, 2008, 7:07:43 PM (17 years ago)
Legend:
- Unmodified
- Added
- Removed
- Modified
-
Component/Pibus Bcu
v4 v5 3 3 = !PibusBcu Functional Description = 4 4 5 This hardware component is a PIBUS controller. 5 This hardware component is a PIBUS controller. It can be used in conjunction with the '''!VciPiInitiatorWrapper''' and the '''!VciPiTargetWrapper''' to build a system using a PIBus interconnect. 6 6 7 The tree basic functionalities are : 7 8 * arbitration between simultaneous initiator requests. … … 10 11 The main features are the following : 11 12 * The default master mechanism is not supported. 12 * ,The supported PIBUS response codes are PI_ACK_RDY, PI_ACK_WAT, and PI_ACK_ERR.13 * The supported PIBUS response codes are PI_ACK_RDY, PI_ACK_WAT, and PI_ACK_ERR. 13 14 * The arbitration policy between initiators is round-robin. 14 15 * This component uses the [wiki:Component/MappingTable mapping table] to build the ROM that decodes the address MSB bits and give the target index used to activate the proper p_sel[i] signal.