EVOC M50 Series, Manual, Page: 185 / 250

BIOS Setup
M50 SERIES · 55 ·

This option is used to discard changes and exit Setup program.
ces here: I/O port address, IRQ interrupt
ress.

n of the space.
T low shows the I/O conne form.
Discard Changes and Exit
7.4 System Resource Managed by UEFI under X86 Platform
We define three kinds of system resour
number and Memory add
IO Port Address
Only 16 IO address lines are designed for X86, from 0 ~ 0FFFFh; there is 64K
for the system I/O address space. In traditional ISA connector, only the
foregoing 1024 (0000 ~ 03FFh) are used while the ports above 0400h are used
by PCI and EISA connectors. Each peripheral will occupy portio
he table be ctors used in X86 plat
Address Device Description
0000-001F Direct memory accdess controller
0000-0CF7 PCI bus
0020-0021 Programmable interrupt controller
0024-0025 Programmable interrupt controller
0028-0029 Programmable interrupt controller
002C-002D Programmable interrupt controller
002E-002F Motherboard resources
0030-0031 Programmable interrupt controller
0034-0035 Programmable interrupt controller
0038-0039 Programmable interrupt controller
003C-003D Programmable interrupt controller
0040-0043 System timer