IBM 600 - Manuals

2-30. Display Operating Mode Bits . . . . . . . . . . . . . . 2-26 2-31. System Control Port A (Hex 0092) . . . . . . . . . . 2-29 2-32. System Control Port B (Hex 0061, Write) . . . . . . 2-30 2-33. System Control Port B (Hex 0061, Read) . . . . . . 2-30 2-34. Error Codes . . . . . . . . . . . . . ...

Preface This technical reference contains hardware and software interfaceinformation specific to the IBM ThinkPad 600 computer. Thistechnical reference is intended for those who develop hardware andsoftware products for the computer. Users should understandcomputer architecture and programming conce...

Section 1. System Overview Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-2 System Board Devices and Features . . . . . . . . . . . . . . . 1-3 System Board I/O Address Map . . . . . . . . . . . . . . . . . . 1-5 Specifications . . . . . . . . . . . . . . . . . . . . . . ....

Description The IBM ThinkPad 600 computer (hereafter called the ThinkPad computer or the computer) is a notebook-size computer that featuresAT bus architecture. Each computer supports one UltraSlim Bay andone internal hard disk drive. The ThinkPad 600 computer alsosupports an internal CD-ROM drive o...

System Board Devices and Features Figure 1-2 lists the system board devices and their features. TheIBM Personal System/2 Hardware Interface Technical Referencedescribes devices common to PS/2 products by type number. Figure 1-2 (Part 1 of 2). System Board Devices and Features Device Type Features Mi...

System Board I/O Address Map Figure 1-3 is the I/O address map. Figure 1-3 (Part 1 of 2). System Board I/O Address Map Address (Hex) Device 0000–001F DMA Controller (0–3) 0020, 0021 Interrupt Controller (Master) 0022–002F Reserved 0040–0043 System Timer 1 0048–004B Reserved 0060 Keyboard, Auxiliary ...

Specifications Figure 1-4 to Figure 1-7 list the specifications for the computers. Performance Specifications Figure 1-4. Performance Specifications Device/Cycle Clock Counts(66 MHz) Microprocessor 233 or 266MHz L1 cache (64bit) read/write hit 1 CPUCLK L2 cache (64bit) (for not all models) read hit ...

Physical Specifications Figure 1-5. Physical Specifications Size Width: 300.0 mm (12 in.) Depth: 240.0 / 254.0 mm (9.6 / 10.16 in.) Height: 36.5 mm (1.46 in.) Weight by model (approximate value) 21U 5.45 lb31U 5.04 lb41U 5.47 lb51U 5.55 lb61U 5.06 lb Air Temperature System on (without diskette) 5.0°...

Power Supply The power supply converts the ac voltage to dc voltage and providespower for the following: System board set Diskette driveHard disk drive CD-ROM drive Auxiliary devices Keyboard LCD panel PCMCIA cards Voltages The power supply generates six different dc voltages: VCC5M,VCC3M, VCC12, an...

Output Protection A short circuit placed on any dc output (between two outputs orbetween an output and a dc return) latches all dc outputs into ashutdown state, with no hazardous condition to the power supply. If an overvoltage fault occurs in the power supply, the power supplylatches all dc outputs...

Battery Pack The ThinkPad computer uses a lithium-ion (Li-ion) battery pack thatmeets the following electrical specifications: Figure 1-10. Lithium-Ion Battery Pack Specifications Nominal Voltage + 10.8 V dc Capacity (average) 3.2 ampere hours (AH) Protection Overcurrent protectionOvervoltage protec...

Section 2. System Board Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-2 Microprocessor . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-2 Cache Memory Operation . . . . . . . . . . . . . . . . . . . . 2-2 Cacheable Address Space . . . . . . . . . . . . . . . . . ...

bus, the cache memory enters “snoop” mode and monitors all writeand read operations. If memory data is written to a location in thecache and the cache line is in the “modified” state, the correspondingcache line is written back to system memory and invalidated. When the microprocessor performs a mem...

Keyboard/Mouse Connector Each ThinkPad computer has a keyboard/mouse connector, wherethe IBM mouse, keyboard, or numeric keypad is connected. Signals The keyboard and mouse signals are driven by open-collector driverspulled to 5 V dc through a pull-up resistor. Figure 2-1 lists thesignals. Figure 2-...

Figure 2-5. Key Numbers for the 90-Key Keyboard For scan codes assigned to each numbered key, refer to the IBM Personal System/2 Hardware Interface Technical Reference. Keyboard ID The keyboard ID consists of 2 bytes: hex 83AB (the built-in keyboardwith the external numeric keypad) or hex 84AB (the ...

Figure 2-6 shows the key numbers assigned to keys on the externalnumeric keypad. For scan codes assigned to each numbered key,refer to the IBM Personal System/2 Hardware Interface Technical Reference. 90 95 96 97 98 99 100 101 102 103 104 108 105 106 91 92 93 Figure 2-6. Key Numbers for the External...

Hard Disk Drive Connector The hard disk drive connected to the system board is removable.Figure 2-7 shows the pin assignments for the connector on thesystem board. Figure 2-7. Hard Disk Drive Connector Pin Assignments Pin Signal I/O or Feature Pin Signal I/O orFeature 1 RSTDRVI O 2 GND Ground 3 PDD7...

UltraSlim Bay Connector The removable diskette drive or CD-ROM drive can be connected tothe UltraSlim Bay connector on the system board. This connectorhas the following pin assignments. System Board 2-11

Diskette Drive and Controller Figure 2-10 shows the read, write, and format capabilities of thediskette drive for the ThinkPad computer. Figure 2-10. Diskette Drive Read, Write, and Format Capabilities Diskette Type Format Size 720 KB 1.2 MB 1.44 MB 3.5-inch 1.0 MB Diskette RWF − − 3.5-inch 2.0 MB D...

Memory The ThinkPad computers use the following types of memory: Read-only memory (ROM) Random access memory (RAM) Real-time clock/complementary metal-oxide semiconductor RAM (RT/CMOS RAM) ROM Subsystem The ROM subsystem consists of four banks of 128-KB memory.ROM is active when power is turned on a...

System Memory Map Memory is mapped by the memory controller registers. Figure 2-11 shows the memory map for a correctly functioningsystem. Memory can be mapped differently if POST detects an errorin system board memory or RT/CMOS RAM. In the figure, thevariable x represents the number of 1-MB blocks...

System Board Memory for the DIMM Connectors The system board has two DIMM connectors. Figure 2-12 shows the pin assignments for the DIMM connector. Figure 2-12. DIMM Adapter Card Memory Connector Pin Assignments Pin Signal Pin Signal Pin Signal Pin Signal 123456789 1011121314151617181920212223242526...

RT/CMOS RAM The RT/CMOS RAM (real-time clock/complementary metal-oxidesemiconductor RAM) module contains the real-time clock and 128bytes of CMOS RAM. The clock circuitry uses 14 bytes of thismemory; the remainder is allocated to configuration andsystem-status information. A battery is built into th...

Real-Time Clock Bytes (Hex 000–00D): Bit definitions andaddresses for the real-time clock bytes are shown in Figure 2-16. Figure 2-16. Real-Time Clock Bytes (Hex 000–00D) Address(Hex) Function Byte Number 000 Seconds 0 001 Second alarm 1 002 Minutes 2 003 Minute alarm 3 004 Hours 4 005 Hour alarm 5 ...

Status Register C (Hex 00C) Figure 2-19. Status Register C (Hex 00C) Bit Function 7 Interrupt request flag 6 Periodic interrupt flag 5 Alarm interrupt flag 4 Update-ended interrupt flag 3–0 Reserved Note: Interrupts are enabled by bits 6, 5, and 4 in status register B. Bit 7 If set to 1, this bit in...

CMOS RAM Configuration Figure 2-21 shows the bit definitions for the CMOS RAMconfiguration bytes. Diagnostic Status Byte (Hex 00E) Figure 2-21. Diagnostic Status Byte (Hex 00E) Bit Function 7 Real-time clock power 6 Configuration record and checksum status 5 Incorrect configuration 4 Memory size mis...

Diskette Drive Type Byte (Hex 010): This byte indicates the typeof the installed diskette drive. Figure 2-22. Diskette Drive Type Byte (Hex 010) Bit Drive Type 7–4 Diskette drive type 3–0 Reserved Bits 7–4 These bits indicate the diskette drive type. Figure 2-23. Diskette Drive Type Bits 7–4 Bits 7–...

Miscellaneous System Functions and Ports This section provides information about nonmaskable interrupts(NMIs), the power-on password, and hardware compatibility. Nonmaskable Interrupt (NMI) The NMI signals the system microprocessor that a channel checktimeout has occurred. This situation can cause l...

2. Reset the system microprocessor by writing a 1 to bit 0. 3. Issue a Halt instruction to the system microprocessor. 4. Reenable all maskable and nonmaskable interrupts. If you do not follow this procedure, the results areunpredictable. Note: Whenever possible, use BIOS as an interface to reset the...

Bit 6 If set to 1, this bit indicates that a channel check hasoccurred. Bit 5 If read, this bit indicates the condition of the timer/counter2 ‘output’ signal. Bit 4 If read, this bit toggles for each refresh request. Bit 3 If set to 0, this bit enables the channel check. This bit isset to 1 during a...

The supervisor password protects the system information in Easy-Setup from being changed by unauthorized persons. For more information about these passwords, refer to the ThinkPad User's Guide. Selectable Drive-Startup Sequence Selectable drive-startup (selectable boot) allows you to control thestar...

Hardware Compatibility The computer supports most of the interfaces used by the IBMPersonal Computer AT* and the Personal System/2* (PS/2*)products. In many cases, the command and status organization ofthese interfaces is maintained. The functional interfaces for the computer are compatible with the...

Error Codes POST returns a three or more character code message to indicatewhich test failed. Figure 2-34 lists the failure indicated with theassociated error code. Figure 2-34 (Part 1 of 2). Error Codes ErrorCode Description 101 Interrupt failure. 102 Timer failure. 103 Timer interrupt failure. 104...

Section 3. Subsystems Video Subsystem . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-2 Video Modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-3 Modem Subsystem . . . . . . . . . . . . . . . . . . . . . . . . . . 3-5 ThinkPad Modem . . . . . . . . . . . . . . . . . . . . . . ....

Video Subsystem The video subsystem consists of the XGA video controller, whichinteprets the monitor buffer. The video subsystem supports an IBMthin-film transistor (TFT) or High Performance Addressing (HPA) asfollows: The video subsystem also supports PS/2 analog displays without anyadditional adap...

Video Modes The video subsystem supports the modes listed in Figure 3-1 andFigure 3-2 on page 3-4: Figure 3-1. BIOS Video VGA Modes Pels 320 × 200 320 × 350 320 × 400 640 × 200 640 × 350 640 × 400 320 × 200 640 × 200 640 × 350 640 × 400 320 × 200 640 × 200 640 × 350 640 × 350 640 × 480 640 × 480 320...

Modem Subsystem The modem subsystem is composed of a digital signal processor(DSP) and a data access arrangement (DAA): General MIDI-compatible, 40-voice wave table synthesizer33.6-kbps data/fax modem Full-feature telephone Answering machineHeadphone-free, full-duplex speaker phone ThinkPad Modem Th...

Telephony (Modem) Function The telephony (modem) function provides the following settings: Audio Subsystem The crystal audio subsystem provides 16-bit stereo audio withhigh-quality FM music synthesis using four operators per voice. Itcan record, compress, and play back voice, sound, and music withbu...

Sound Blaster Support Function The Sound Blaster support function provides three system settings:I/O address, IRQ level, and DMA channel. Audio Port Specifications Audio Output: – -inch mini-jack for headphone – Headphone speaker output: 25 mW (32 ) maximum– Maximum output level: 2.4 V pp– Output im...

Infrared (IR) Subsystem The IR subsystem supports the following functions: MIF/FIR mode – 9.6 Kbps – 57.6 Kbps – 115.2 Kbps – 1.152 Mbps – 4.0 Mbps Sharp** mode – 9,600 bps The I/O address can be selected from the following with the systemutility program. The IR subsystem uses one serial port addres...

PC Card Subsystem The system board has two PC Card slots that support the followingtypes of PC Card: 16 bit PC Card Type–I, II, III 5V, 3.3V32 bit PC Card Type–I, II, III 5V, 3.3V DMA is not supported. The maximum current per slot is: 500 mA at 5 V dc500 mA at 3.3 V dc50 mA at 12 V dc The PCI1250 PC...

Pin Assignments Figure 3-3 shows the pin assignments for the PCMCIA slots. Figure 3-3 (Part 1 of 2). PCMCIA PC Card Slot Pin Assignments Pin 16-Bit PC Card 32-Bit PC Card 1 Ground Ground 2 D3 CAD0 3 D4 CAD1 4 D5 CAD3 5 D6 CAD5 6 D7 CAD7 7 CE1# CC/BE0# 8 A10 CAD9 9 OE CAD11 10 A11 CAD12 11 A9 CAD14 1...

Figure 3-3 (Part 2 of 2). PCMCIA PC Card Slot Pin Assignments Pin 16-Bit PC Card 32-Bit PC Card 31 D1 CAD29 32 D2 Reserved 33 IOIS16# CCLKRUN# 34 Ground Ground 35 Ground Ground 36 CD1# CCD1# 37 D11 CAD2 38 D12 CAD4 39 D13 CAD6 40 D14 Reserved 41 D15 CAD8 42 CE2 CAD10 43 VS1# CVS1 44 IORD# CAD13 45 I...

IDE Channel on the UltraSlim Bay A primary IDE channel is provided on the UltraSlim Bay connector,providing two system settings: A secondary IDE channel is provided on the UltraSlim Bayconnector, providing two system settings: If a hard disk is attached to the hard disk connector, an IDE deviceon th...

Joystick Interface A joystick interface is provided at I/O address 0201. You can selectwhether to enable or disable it with the ThinkPad Configurationsprogram. Subsystems 3-13

Appendix A. System Resources The following summarizes the available system resources for thecomputer and docking stations. Values in parentheses arealternative values that are selectable in the ThinkPad Configurationprogram or application programs. The default values are highlighted. SystemResource ...

Overview The ThinkPad Basic Input/Output System (BIOS) provides a specialsoftware interface, called the System Management ApplicationProgram Interface (SMAPI) BIOS, to control the following uniquefeatures of the ThinkPad system: System Information This BIOS provides unique ThinkPad information, such...

Header Image Systems that support SMAPI BIOS must provide the following headerimage in the F000 segment system ROM area at the 16-byteboundary. The client needs to search and find this SMAPI BIOSheader image to get the entry point for the service. Field Offset(inHex) Length Value Signature 00 4 byte...

Information Word This area identifies the following BIOS service level: Information Word Bit : Real/V86 mode interface support Bit 1 : 16-bit protected mode support Bit 2 : 32-bit protected mode support Bit 3-15 : Reserved Real Mode Entry Point The entry point is specified in segment, offset format....

Calling Convention The client can invoke the SMAPI BIOS with a far-call to the entrypoint that is specified in the header file. All parameters for the BIOSand other results are stored in the client data area; the client needsto prepare an input parameter and output parameter area in its dataarea, an...

Output Field Field Offset(in Hex) Length Return Code 00 Byte Auxiliary Return Code 01 Byte Parameter 1 02 Word Parameter 2 04 Word Parameter 3 06 Word Parameter 4 08 Double word Parameter 5 0C Double word SMAPI BIOS B-7

Sample in Assembler Language ; ; Input Parameter Structure ; SMB_INPARM STRUC @SMBIN_FUNC DB ? @SMBIN_SUB_FUNC DB ? @SMBIN_PARM_1 DW ? @SMBIN_PARM_2 DW ? @SMBIN_PARM_3 DW ? @SMBIN_PARM_4 DD ? @SMBIN_PARM_5 DD ? SMB_INPARM ENDS ; ; Output Parameter Structure ; SMB_OUTPARM STRUC @SMBOUT_RC DB ? @SMBOU...

Calling Convention Pseudo Code The following describes the calling convention using pseudo code. Assembler Language InputParm SMB_INPARM < > OutputParm SMB_OUTPARM < > 16-bit push ds mov ax, offset OutputParm push ax push ds mov ax, offset InputParm push ax call dword ptr SmapiBios add s...

Return Codes The following hexadecimal return codes are stored in both the AL(AX) register and the return code field of the output parameter: No error 53 SMAPI function is not available 81 Invalid parameter 86 Function is not supported 9 System error 91 System is invalid 92 System is busy A Device e...

Function Description System Information Service Get System Identification Input Field Major Function Number - Minor Function Number - Parameter 1 - Reserved Parameter 2 - Reserved Parameter 3 - Reserved Parameter 4 - Reserved Parameter 5 - Reserved Output Field Return Code - Error status Auxiliary R...

System Configuration Service Get Display Device State Input Field Major Function Number - 1Minor Function Number - Parameter 1 - Request type = h : Current hardware = 1h : CMOS (effective after reboot) Parameter 2 - Reserved Parameter 3 - Reserved Parameter 4 - Reserved Parameter 5 - Reserved B-22 S...

Power Management Service Get Power Management Mode Input Field Major Function Number - 22Minor Function Number - Parameter 1 - Reserved Parameter 2 - Reserved Parameter 3 - Reserved Parameter 4 - Reserved Parameter 5 - Reserved Output Field Return Code - Error status Auxiliary Return Code - Reserved...

Event Bit Definition Bits 2- - ReservedBit 3 - Standby Bit 4 - Suspend Bit 5 - RediSafe Bit 6 - Hibernation Bit 7 - Power off Note: If bits are duplicated, the highest bit is available. B-34 SMAPI BIOS

Samples Data Structure Assembler Language ;; SMAPI BIOS Header ;SMB_HEADER STRUC @SMBHDR_SIG DB 4 dup (?) ; + - Signature @SMBHDR_VER DB ? ; + 4 - Major version @SMBHDR_VER_VER DB ? ; + 5 - Minor version @SMBHDR_LEN DB ? ; + 6 - Length @SMBHDR_CHKSUM DB ? ; + 7 - Checksum @SMBHDR_INFO DW ? ; + 8 - I...

Parameters ; ;Input Parameter ; SMB_INPARM STRUC @SMBIN_FUNC DB ? @SMBIN_SUB_FUNC DB ? @SMBIN_PARM_1 DW ? @SMBIN_PARM_2 DW ? @SMBIN_PARM_3 DW ? @SMBIN_PARM_4 DD ? @SMBIN_PARM_5 DD ? SMB_INPARM ENDS ; ;Output Parameter ; SMB_OUTPARM STRUC @SMBOUT_RC DB ? @SMBOUT_SUB_RC DB ? @SMBOUT_PARM_1 DW ? @SMBOU...

Function Declaration C Language // // SMAPI BIOS function // typedef WORD (far SMB)(FPINPARM, FPOUTPARM) ; SMAPI BIOS B-57

Installation Check Assembler Language: Real Mode ; ; FindSmapi ; ----------- ; ; On Entry : None ; On Exit : CF = .. Find out ; DX - Segment ; BX - Pointer to header ; ; CF = 1 .. No SMAPI BIOS ; FindSmapi Proc Near push eax push cx push si push ds mov ax, BIOS_SEG ; F Segment mov ds, ax mov bx, ; S...

BIOS Call Assembler Language: 16-Bit Protected Mode ; ; Build Input Parameter Field ; mov al, SMB_GET_SYSID mov [bx].@Func, al push ds mov ax, offset OutputParm push ax push ds mov ax, offset InputParm push ax call _SmapiBios add sp, 8 ; ; Get information from Output Parm ; or ax, ax jnz Error mov b...

C Language WORD GetSystemID(){ SMB SmapiEntry ; INPARM MyInput ; OUTPARM MyOutput ; WORD Rc = -1 ; if (GetSmapiEntry(&SmapiEntry)) { MyInput.SMBIN_FUNC = ; MyInput.SMBIN_SUB_FUNC = ; if (SmapiEntry(&MyInput, &MyOutput)) { // No System ID is available } else { Rc = MyOutput.SMBOUT_PARM_1 ...

Appendix C. Appendix C :subject=Notices. The following paragraph does not apply to the United Kingdomor any country where such provisions are inconsistent withlocal law: INTERNATIONAL BUSINESS MACHINESCORPORATION PROVIDES THIS PUBLICATION “AS IS” WITHOUTWARRANTY OF ANY KIND, EITHER EXPRESS OR IMPLIE...

Index A acoustical readings, specifications 1-9 address 20 gate 2-29 address and NMI mask register, RT/CMOS 2-19 address map, system board I/O 1-5 address map–RT/CMOS RAM 2-18 air temperature, specifications 1-8 alternative method of resetting 2-29 altitude, specifications 1-8 anticipated page miss ...