Board Users Guide

Table Of Contents
Paragraph Page
Number Number
MPC5200B Users Guide, Rev. 1
TOC-8 Freescale Semiconductor
10.4.6.2 Addressing ................................................................................................................................................10-57
10.4.6.3 Data Translation .......................................................................................................................................10-57
10.4.6.4 Initialization ..............................................................................................................................................10-57
10.4.6.5 Restart and Reset ......................................................................................................................................10-58
10.4.6.6 PCI Commands .........................................................................................................................................10-58
10.4.6.7 FIFO Considerations .................................................................................................................................10-58
10.4.6.8 Alarms ......................................................................................................................................................10-59
10.4.6.9 Bus Errors .................................................................................................................................................10-59
10.4.7 PCI - Supported Clock Ratios .........................................................................................................................10-59
10.4.8 Interrupts .........................................................................................................................................................10-59
10.4.8.1 PCI Bus Interrupts ....................................................................................................................................10-59
10.4.8.2 Internal Interrupt .......................................................................................................................................10-59
10.5 PCI Arbiter ............................................................................................................................................................10-59
10.6 Application Information ........................................................................................................................................10-60
10.6.1 XL bus Initiated Transaction Mapping ...........................................................................................................10-60
10.6.2 Address Maps ..................................................................................................................................................10-61
10.6.2.1 Address Translation ..................................................................................................................................10-61
10.6.2.1.1 Inbound Address Translation .............................................................................................................10-61
10.6.2.1.2 Outbound Address Translation ..........................................................................................................10-62
10.6.2.1.3 Base Address Register Overview .......................................................................................................10-63
10.6.3 XL bus Arbitration Priority .............................................................................................................................10-64
Chapter 11 ATA Controller
11.1 Overview .................................................................................................................................................................11-1
11.2 BestComm Key Features .........................................................................................................................................11-1
11.21 BestComm Read ...............................................................................................................................................11-1
11.2.2 BestComm Write ..............................................................................................................................................11-2
11.3 ATA Register Interface ...........................................................................................................................................11-2
11.3.1 ATA Host Registers—MBAR + 0x3A00 .........................................................................................................11-2
11.3.1.1 ATA Host Configuration Register—MBAR + 0x3A00 .............................................................................11-2
11.3.1.2 ATA Host Status Register—MBAR + 0x3A04 .........................................................................................11-3
11.3.1.3 ATA PIO Timing 1 Register—MBAR + 0x3A08 .....................................................................................11-3
11.3.1.4 ATA PIO Timing 2 Register—MBAR + 0x3A0C .....................................................................................11-4
11.3.1.5 ATA Multiword DMA Timing 1 Register—MBAR + 0x3A10 ................................................................11-4
11.3.1.6 ATA Multiword DMA Timing 2 Register—MBAR + 0x3A14 ................................................................11-5
11.3.1.7 ATA Ultra DMA Timing 1 Register—MBAR + 0x3A18 ..........................................................................11-5
11.3.1.8 ATA Ultra DMA Timing 2 Register—MBAR + 0x3A1C .........................................................................11-6
11.3.1.9 ATA Ultra DMA Timing 3 Register—MBAR + 0x3A20 .........................................................................11-6
11.3.1.10 ATA Ultra DMA Timing 4 Register—MBAR + 0x3A24 ........................................................................
.11-7
11.3.1.11 ATA Ultra DMA Timing 5 Register—MBAR + 0x3A28 .........................................................................11-8
11.3.1.12 ATA Share Count Register—MBAR + 0x3A2C .......................................................................................11-8
11.3.2 ATA FIFO Registers—MBAR + 0x3A00 ........................................................................................................11-8
11.3.2.1 ATA Rx/Tx FIFO Data Word Register—MBAR + 0x3A3C ....................................................................11-9
11.3.2.2 ATA Rx/Tx FIFO Status Register—MBAR + 0x3A40 ............................................................................11-9
11.3.2.3 ATA Rx/Tx FIFO Control Register—MBAR + 0x3A44 ........................................................................11-10
11.3.2.4 ATA Rx/Tx FIFO Alarm Register—MBAR + 0x3A48 ..........................................................................11-10
11.3.2.5 ATA Rx/Tx FIFO Read Pointer Register—MBAR + 0x3A4C ...............................................................11-11
11.3.2.6 ATA Rx/Tx FIFO Write Pointer Register—MBAR + 0x3A50 ..............................................................11-11
11.3.3 ATA Drive Registers—MBAR + 0x3A00 .....................................................................................................11-12
11.3.3.1 ATA Drive Device Control Register—MBAR + 0x3A5C ......................................................................11-12
11.3.3.2 ATA Drive Alternate Status Register—MBAR + 0x3A5C .....................................................................11-13
11.3.3.3 ATA Drive Data Register—MBAR + 0x3A60 ........................................................................................11-13
11.3.3.4 ATA Drive Features Register—MBAR + 0x3A64 ..................................................................................11-14