Comments/experiences sought on RTEMS4.6.0pre2 with MPC860

gregory.menke at gregory.menke at
Tue Apr 29 14:25:20 UTC 2003

Brian Danilko writes:
 > Hi,
 > We've been attempting to get rtems running on an MPC860 platform.
 > Unfortuantely we've been unable to progress very far.
 > The hardware has 2MBytes of FLASH and 8MBytes SDRAM. SMC channels 1 & 2
 > are available for serial I/O, but the SCC's are not used (for any
 > purpose). The micro ('P' version) has an FEC which is connected to a PHY
 > for ethernet, although we haven't tried to make use of it thus far. A
 > number of the port C pins are outputs (through buffers) that drive LEDs.
 > Our goal at this time is to simply have rtems functioning at a level
 > with a thread running having demonstrable control of the LEDs. We can
 > connect printk to a polled serial driver on SMC1 that we have developed
 > ourselves.
 > We have not been able to reach our goal, and would appreciate comments
 > especially from anyone currently developing with rtems on an mpc860.

If the board is architecturally similar to those supported by the
powerpc/shared bsp, you may well have better luck enhancing that.
What is the pci bridge & ethernet chipset on your board?


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