Emerson PME1 Benutzerhandbuch
PMC/PCI Interface:
PCI9060ES Initialization
PmT1 and PmE1 User’s Manual
10002367-02
7-4
The serial EEPROM may be reprogrammed to configure the PCI bridge in other ways. Bits
(27:24) of the PCI9060ES EEPROM control register (C100,00EC
(27:24) of the PCI9060ES EEPROM control register (C100,00EC
16
) are used for reading and
writing the EEPROM. Refer to the NS93CS46 data sheet listed in
for a description of
the EEPROM’s programming instructions, and the PCI9060ES data sheet for the sequence
in which the data is stored.
in which the data is stored.
Table 7-4:
PCI9060ES PCI Configuration Register Initialization
Hex Value
Local Bus
Address (hex):
Address (hex):
Register:
at the
PCI9060ES:
PCI9060ES:
byte-swapped
at the CPU:
at the CPU:
Notes:
C100,0000
1
1. These registers are initialized by the serial EEPROM.
PCI Configuration ID
1223
2312
This read-only register contains Emerson’s
vendor ID.
vendor ID.
C100,00021
PCI Configuration ID
0004
0400
This read-only register contains the PmT1
device ID.
device ID.
C100,00021
PCI Configuration ID
0005
0500
This read-only register contains the PmE1
device ID.
device ID.
C100,0004
2
2. These registers are not initialized by the serial EEPROM.
PCI Command
0147
4701
Enable I/O and memory space accesses.
Enable PCI9060ES to act as a bus master.
Enable parity checking and the SERR* driver.
Enable PCI9060ES to act as a bus master.
Enable parity checking and the SERR* driver.
C100,00302
PCI Expansion ROM
Base
Base
00000000
00000000
Address decode enable and expansion ROM
base address accesses.
base address accesses.
C100,00081
PCI Revision ID
01
01
This read-only register contains the PmT1 and PmE1’s revision number.
C100,00091
PCI Class Code
0B20000
00200B
No interface is defined.
C100,00182
PCI Base Address
(for memory access to
local address space)
(for memory access to
local address space)
xxxxxxxx
xxxxxxxx
PCI-to-local base address is 0000,0000
16
.
(PCI host sets)
C100,003C1
PCI interrupt Line
00
00
—
C100,003D1
PCI Interrupt Pin
01
01
This read-only register indicates that the
PCI9060ES uses INTA* as its interrupt pin.
PCI9060ES uses INTA* as its interrupt pin.
C100,003E1
PCI Min_Gnt
00
00
This read-only register specifies a burst
period of 0 μseconds.
period of 0 μseconds.
C100,003F1
PCI Max_Lat
00
00
This read-only register specifies a maximum
latency of 0 μseconds.
latency of 0 μseconds.