Motorola MVME2300 Series 用户手册
Exceptions
http://www.motorola.com/computer/literature
5-9
5
The following table shows which devices are affected by the various reset
sources:
sources:
Soft Reset
Software can assert the SRESET
∗
pin of any processor by programming
the Processor Init register of the RavenMPIC appropriately.
Universe Chip Problems after PCI Reset
Under certain conditions, there may be problems with the Universe chip
after a PCI reset. Refer to
after a PCI reset. Refer to
in
Chapter 4 for details.
Table 5-4. Reset Sources and Devices Affected
Pr
ocess
ocess
o
r (s)
Rav
en
A
S
S
IC
Fa
lc
lc
o
n
C
h
ip Set
PCI Devices
IS
A Dev
A Dev
ic
es
VME
b
u
s (S
ys
ys
tem
Contr
o
ller)
Power-On
✓
✓
✓
✓
✓
✓
Reset Switch
✓
✓
✓
✓
✓
✓
Watchdog (MK48T59/559)
✓
✓
✓
✓
✓
✓
VME System Reset (SYSRESET
∗
Signal)
✓
✓
✓
✓
✓
✓
VME System Software Reset (MISC_CTL
Register)
Register)
✓
✓
✓
✓
✓
✓
VME Local Software Reset (MISC_CTL
Register)
Register)
✓
✓
✓
✓
✓
Hot Reset (Port 92 Register)
✓
✓
✓
✓
✓
PCI/ISA Reset (Clock Divisor Register)
✓
✓
Devices Affected
Sources of Reset