M69030 Asiliant Technologies, M69030 Datasheet - Page 87
M69030
Manufacturer Part Number
M69030
Description
Manufacturer
Asiliant Technologies
Datasheet
1.M69030.pdf
(387 pages)
Specifications of M69030
Operating Temperature (min)
0C
Operating Temperature Classification
Commercial
Operating Temperature (max)
70C
Rad Hardened
No
Lead Free Status / Rohs Status
Supplier Unconfirmed
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
M69030
Manufacturer:
CHIPS
Quantity:
20 000
Part Number:
M69030P
Manufacturer:
MIT
Quantity:
20 000
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RBASE
read/write at PCI configuration offset 30h
byte, word, or doubleword accessible
accessible only via PCI configuration cycles
31-18
17-1
0
`efmp
31
15
ROM Space Base Address
ROM Space Size
Address Decode Enable
69030 Databook
30
14
29
13
These 14 bits select the base address for this 256KB ROM space used by this graphics
controller for the video BIOS ROM.
These 17 bits always return 0 to indicate that the size of this ROM space is 256KB.
0: Disable access to the video BIOS ROM. This is the default after reset.
1: Enable access to the video BIOS ROM.
Note:
BIOS ROM to be accessible. Also, the ROM address space must not be programmed to a
range that overlaps the area specified by the MBASE register.
ROM Base Address Register
28
12
Bit 1 of the Device Control register (DEVCTL) must also be set to 1 for the video
27
11
ROM Space Base Address
26
10
(0000:0000:0000:00)
PCI Configuration Registers
(0000:0000:0000:000)
25
ROM Space Size
9
24
8
23
7
22
6
21
5
20
4
19
3
Revision 1.3 11/24/99
18
2
ROM Space
17
1
Size
(00)
Addr
Enbl
(0)
7-13
16
0
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