177BugMD 1327CDI | Motorola MVME177 specs

Using the 177Bug Debugger

Example:

A portion of the listing file of an assembled, relocatable module is shown below:

1
2				*
3				* MOVE STRING SUBROUTINE
4				*
5	0 00000000	48E78080		MOVESTR	MOVEM.L	D0/A0,—(A7)
6	0 00000004	4280			CLR.L	D0
7	0 00000006	1018			MOVE.B	(A0)+,D0
8	0 00000008	5340			SUBQ.W	#1,D0
9	0 0000000A	12D8		LOOP	MOVE.B	(A0)+,(A1)+
10	0 0000000C	51C8FFFC		MOVS	DBRA	D0,LOOP
11	0 00000010	4CDF0101			MOVEM.L	(A7)+,D0/A0
12	0 00000014	4E75			RTS
13
14					END
******	TOTAL ERRORS		0——
******	TOTAL WARNINGS		0——

The above program was loaded at address $0001327C.

The disassembled code is shown next:

177Bug>MD 1327C;DI

0001327C	48E78080	MOVEM.L	D0/A0,—(A7)
00013280	4280	CLR.L	D0
00013282	1018	MOVE.B	(A0)+,D0
00013284	5340	SUBQ.W	#1,D0
00013286	12D8	MOVE.B	(A0)+,(A1)+
00013288	51C8FFFC	DBF	D0,$13286
0001328C	4CDF0101	MOVEM.L	(A7)+,D0/A0
00013290	4E75	RTS
177Bug>

By using one of the offset registers, the disassembled code addresses can be made to match the listing file addresses as follows:

B

B-33

Image 113

Motorola MVME177 manual 177BugMD 1327CDI

Contents

MVME177 Single Board Computer Installation and Use Manual Restricted Rights Legend Preface Page Adjusting This equipment. Use extreme caution when handling, testingPage Contents Page Page Flash Fill Test B-48Flash Patterns Test B-49 List of Figures List of Tables Model Designations IntroductionMVME177 Model Designations Model Number Speed Major Differences Feature Description FeaturesMVME177 Features Cooling Requirements Speciﬁcations MVME177 Speciﬁcations Characteristics SpeciÞcations FCC Compliance General Description MVME712AM Bbram MVME712M MVME712A MVME712AM MVME712B Equipment Required System V/68 Related Documentation Document Title Number Motorola Support Information Manual Terminology Unpacking Instructions Hardware Preparation and Installation What you will need to do Refer to Overview of Start-up ProcedureStart-up Overview You may also wish to obtain AppearsInitialize the clock Examine and/or change Hardware Preparation MVME177 Switches, Headers, Connectors, Polyswitches LEDs Header Number Description ConÞguration Jumpers Conﬁguring MVME177 Headers 1MB Eprom MVME177 Header Notes Header Number Description ConÞguration Do not remove all jumpers from J2. This may Disable the Sram Setup Instructions Bit J1 Pins Description MVME177 Module Installation Instructions MVME177 Module Installation Instructions Hardware Preparation and Installation System Considerations Hardware Preparation and Installation MVME177 Module Installation Instructions Hardware Preparation and Installation Abort Switch S1 Controls and Indicators Reset Switch S2 Front Panel Indicators DS1 DS4 Normal Address Range Memory MapsLocal Bus Memory Map Software Address Range Devices Accessed Port Size InhibitLocal Bus Memory Map Local I/O Devices Memory Map Address Range Devices Accessed Port Size $FFF77000 $FFF77FFF Reserved Multi-MPU Programming Considerations Local Reset OperationSoftware Initialization Sysreset Operating Instructions Data Bus Structure Functional Description IntroductionMVME177 Functional Description MPU Scsi Block Flash Memory MC68060 MPUFlash Memory and Eprom Jumper or Control Bit Control Condition Memory ConÞguration Eprom and Flash Control and Conﬁguration Eprom Sram Do not short circuit Onboard Dram Battery Backed Up RAM and Clock Interfaces VMEbus Interface RXD CTS DCD TXD RTS DTR Serial Port Interface TXD RTS DTR Parallel Port Interface Ethernet Interface Scsi Termination Local ResourcesScsi Interface Software-Programmable Hardware Interrupts Programmable Tick TimersWatchdog Timer Timing Performance Module IdentiﬁcationLocal Bus Time-out Local Bus to Dram Cycle Times Scsi Transfers ROM Cycle Times LAN DMA Transfers Remote Status and Control AEIA-232-D Interconnections Table A-1. EIA-232-D Interconnections Pin Signal Number Mnemonic Signal Name and Description Pin Number Mnemonic Signal Name and DescriptionLevels of Implementation Sample Conﬁgurations Signal Adaptations Figure A-1. Middle-of-the-Road EIA-232-D Conﬁguration Figure A-2. Minimum EIA-232-D Connection Proper Grounding EIA-232-D Interconnections Description of 177Bug Overview of M68000 Firmware Debugger General Information 177Bug Implementation Autoboot Autoboot in progress... To abort hit Break ROMboot Network Boot Restarting the System Abort Reset Break MPU Clock Speed Calculation SYSFAIL* Assertion/Negation Memory Requirements Terminal Input/Output Control Blocks Versus Sectors Disk I/O Support Debugger General Information IOC IOP IOT MAR MAW Device Probe Function IOP Physical I/O to Disk Disk I/O via 177Bug Commands IOI Input/Output Inquiry BH Bootstrap and Halt BO Bootstrap Operating SystemIOT I/O Teach IOC I/O Control Dskcfig Network I/O Support Default 177Bug Controller and Device ParametersDisk I/O Error Codes UDP/IP Protocol Modules Intel 82596 LAN Coprocessor Ethernet Driver Tftp Protocol Module Bootp Protocol ModuleRARP/ARP Protocol Modules Network I/O Error Codes Network Boot Control ModuleMultiprocessor Support Multiprocessor Control Register Mpcr Method Status codes that may be set by the bus master are Gcsr Method Diagnostic Facilities Test Group Description Table B-1. Diagnostic Test Groups Entering Debugger Command Lines Using the 177Bug Debugger Boldface strings Syntactic Variables Data Type Base IdentiÞer Examples Expression as a Parameter Expression Result In Hex String Numeric Value Literal Table B-2. Debugger Address Parameter Formats Address as a ParameterAddress Formats Offset Registers 177BugMD 1327CDI Port Numbers IOP Entering and Debugging Programs 177Bug Vector Table and Workspace Exception Vectors Used by 177Bug Hardware Functions Vector Offset Exception 177Bug Facility Table B-3. Exception Vectors Used by 177Bug Using 177Bug Target Vector Table Creating a New Vector Table Except SUBQ.L 177Bug Generalized Exception Handler 177BugMD A7&30 Floating Point Data Types Floating Point SupportInteger Data Types This format would appear in memory as Single Precision Real Packed Decimal Real Double Precision RealExtended Precision Real Scientiﬁc Notation Additions to Flash Commands Erase Test Flash Test Conﬁguration Acceptable EntriesFlash Fill Test Diagflash erase Diagflash fill Flash Patterns Test Figure B-1. Three Possible Mapping Options Default Flash Test Conﬁguration Sflash Command Sflashl Pflash ff800000 ff9fffff ffa00000 177Bug Debugger Command Set Command Command Line Mnemonic Title Syntax Table B-4. Debugger CommandsBI Range B W L Cnfg I M IOI CL ENV D R n a Niot H aPA n Nopa n VER E Or SET nC Debugger General Information First Second Controller Type Disk/Tape Controller Modules Supported Controller Address Device Disk/Tape Controller Default ConﬁgurationsDevice Type Controller Device Controller MVME323 -- Four Devices Controller LUN Address Device LUN Device Type MVME328 -- Fourteen Devices Floppy Types and Formats IOT Parameter IOT Command Parameters for Supported Floppy Types Other Conﬁgure Board Information Block Commands Configure and Environment Commands ENV D Set Environment to Bug/Operating System = EFFFFFFF? Master Starting Address #2 = 00000000? ENV Parameter and Options Default Meaning of Default Table D-1. ENV Command Parameters LUN Network Auto Boot Memory Search Starting Address $02 refer to the Memory Requirements Accessible by the VMEbus. Default is Slave Ending Address #2 Master Ending Address #3 Short I/O VMEbus A16 Control Network Controller Modules Supported ENetwork Controller Data Clun Dlun Controller Interface Type Condition Possible Problem Try This Table F-1. Basic Troubleshooting Steps CTRL-Q Envd CR Set mmddyyhhmm CR De CR Env CRSt CR Index Index IN-7 IN-8 IN-9 IN-10 XON/XOFF