ADLINK Technology AmITX-SL-G, Руководство пользователя

Страница: 45 / 78

AmITX-SL-G
System Resources
39
7. System Resources
7.1. System Memory Map
Table 7: System Memory Map
Address Range (decimal) Address Range (hex) Size Description
(4GB-2MB) FFE00000 – FFFFFFFF 2 MB High BIOS Area
(4GB-18MB) – (4GB-17MB-1) FEE00000 – FEEFFFFF 1 MB MSI Interrupts
(4GB-20MB) – (4GB-19MB-1) FEC00000 – FECFFFFF 1 MB APIC Configuration Space
15MB – 16MB F00000 – FFFFFF 1 MB ISA Hole
1MB -15MB 100000 - EFFFFF 14MB Main Memory
0K –1MB 00000 – FFFFFF 1MB DOS Compatibility Memory
7.2. I/O Map
Table 8: I/O Map
Hex Range Device
020-02D and 030-03D Interrupt controller 1, 8259 equivalent
02E-02F SuperI/O
040-04D and 050-053 Timer, 8254-2 equivalent
04E-04F UART index/data registers
060, 062, 064, 066, 068-06F 8742 equivalent (keyboard)
061, 063, 065, 067 NMI control and status
070-07F Real Time Clock Controller( bit 7 -NMI mask)
092 Reset (Bit 0)/ Fast Gate A20 (Bit 1)
0A0-0B1 and 0B4-0BD Interrupt controller 2, 8259 equivalent
0B2 and 0B3 APM control and status port respectively
0E0-0EF Available
0F0 Co-processor error register
2E8-2EF Serial Port 4
2F8-2FF Serial Port 2
3B0-3BB, 3C0-3DF VGA
3E8-3EF Serial Port 3
3F8-3FF Serial Port 1
378-37F Available
380-3AF Available
4D0 Master PIC Edge/Level Trigger register