; ; Altos Series 5000/25 System Board Configuration File ; EISA Product ID: ; Product number = 1 ; Revision level = 3 ; EISA bus version = 1 ; ; ; ; ; ; ; BOARD ID = "ACS0119" NAME = "Altos System 5000 Board" MFR = "Altos Computer Systems" CATEGORY = "SYS" SLOT = EMB(0) AMPERAGE = 8000 READID = YES IOCHECK = INVALID COMMENTS = "This system board contains a 25MHz 80486, 128KB of external cache, 8 EISA slots, and 2 proprietary memory slots. Each memory slot is capable of supporting up to a maximum of 32MB memory. Connectors for UPS, Keyboard and Mouse are standard. A LED near the keyboard fuse indicates a blown fuse when illuminated." SYSTEM NONVOLATILE = 8192 ;Storage for 8 slots and 15 Virtual Devices AMPERAGE = 45000 ;Amps available for expansion boards to use SLOT(1) = EISA LENGTH = 341 SKIRT = NO BUSMASTER = NO SLOT(2) = EISA LENGTH = 341 SKIRT = NO BUSMASTER = YES SLOT(3) = EISA LENGTH = 341 SKIRT = NO BUSMASTER = YES SLOT(4) = EISA LENGTH = 341 SKIRT = NO BUSMASTER = YES SLOT(5) = EISA LENGTH = 341 SKIRT = NO BUSMASTER = NO SLOT(6) = EISA LENGTH = 341 SKIRT = NO BUSMASTER = YES SLOT(7) = EISA LENGTH = 341 SKIRT = NO BUSMASTER = YES SLOT(8) = EISA LENGTH = 341 SKIRT = NO BUSMASTER = YES ; Provide the system with a cache granularity map. ; NOTE: This optional feature is not defined in EISA spec. V3.10, ; by is supported by MCS's ECU. MEMORY = 4096M ;Maximum host memory ADDRESS = 0h CACHE = YES STEP = 8k ;Cache granularity SWITCH(1) = 8 ;8 position DIP switch NAME = "Debug Switch" STYPE = DIP VERTICAL = NO REVERSE = YES LABEL = LOC(6) "debug" INITVAL = LOC(1-8) 00000000 ;All positions are reserved FACTORY = LOC(1-8) 00000000 ;Debug disabled COMMENTS = "This switch is used for debugging purposes only. The setting on this switch should not be changed." FUNCTION = "CPU Type" TYPE = "CPU,80486" COMMENTS = "The CPU on this system board is a 25MHz 80486." CHOICE = "25MHz 80486" FUNCTION = "System Memory" TYPE = "MEM" COMMENTS = "The minimum amount of memory supported in this system is 640K of Base Memory and 3M of Extended Memory. Additional memory can be added to the system in 4M or 8M increments depending on the type of memory board installed." CHOICE = "Base and Extended Memory" AMPERAGE = 1600 TOTALMEM = 4M | 8M | 12M | 16M | 20M | 24M | 28M | 32M | 36M | 40M | 44M | 48M | 56M | 64M ; Base Memory definition COMBINE MEMORY = 640K ADDRESS = 0 MEMTYPE = SYS WRITABLE = YES CACHE = YES SHARE = NO ; This next block of memory is for Adapter boards ; and is selectively mapped to Host memory or the EISA bus. ; COMBINE ; MEMORY = 384k ; ADDRESS = 640k ; WRITABLE = YES ; MEMTYPE = SYS ; CACHE = NO ; SHARE = YES ; ; ROM BIOS area containing Phoenix BIOS and ALTOS extensions COMBINE MEMORY = 128k ADDRESS = 0E0000h WRITABLE = NO MEMTYPE = SYS CACHE = NO SHARE = NO ; Extended Memory definition COMBINE MEMORY = 3M | 7M | 11M | 15M | 19M | 23M | 27M | 31M | 35M | 39M | 43M | 47M | 55M | 63M ADDRESS = 1M MEMTYPE = SYS WRITABLE = YES CACHE = YES SHARE = YES FUNCTION = "Control Memory" TYPE = "OTH" COMMENTS = "This area of memory is used for Memory and Cache control and should not be accessed by user programs." CHOICE = "Memory Mapped I/O" FREE MEMORY = 64M ;This should be 40000000h (1GB) ADDRESS = 80000000h ;Start @ 2 GigaBytes MEMTYPE = OTH WRITABLE = YES CACHE = NO SHARE = NO FUNCTION = "Mouse Port" TYPE = "PTR,8042" COMMENTS = "The mouse port is a PS/2 compatible port. This port uses IRQ12, level trigger interrupt, and the interrupt line is not shareable with other devices in the system." CONNECTION = "Standard PS/2 style DIN connector" CHOICE = "Mouse" DISABLE = NO FREE IRQ = 12 SHARE = NO TRIGGER = LEVEL PORT = 60h-64h SHARE = "8042" SIZE = BYTE FUNCTION = "Keyboard port" TYPE = "KEY,8042" COMMENTS = "AT style keyboard" CONNECTION = "Standard PS/2 style DIN connector" CHOICE = "Keyboard" DISABLE = NO FREE IRQ = 1 SHARE = NO TRIGGER = EDGE PORT = 60h-64h SHARE = "8042" SIZE = BYTE FUNCTION = "Integral Math Coprocessor" TYPE = "NPX,80486" COMMENTS = "The Math Coprocessor is integral in the 80486 CPU and identical to the 80387 Numeric Coprocessor." CHOICE = "Math Coprocessor" DISABLE = NO FREE IRQ = 13 SHARE = NO TRIGGER = EDGE FUNCTION = "CPU cache" TYPE = "OTH" COMMENTS = "The 128Kb external CPU cache may be disabled/enabled from the CPU/Monitor Debugger using the 'sc' command." CHOICE = "128Kb external CPU cache" DISABLE = NO