What's the PVR of your 860? Mark --
nbasker at india.tejasnetworks.com wrote: >Hi: > >I am trying to use a SCC configured in UART to communicate with a intel >pc via modem. The configuration is simple and shown below > >target --- modem -------phoneline---- modem----i386pc > >target configuration: >1. mpc860T custom board >2. scc2 configured in uart >3. linux-2-2-14 from montavista >4. patched 8xx_io/uart.c from 2.2.4 kernel from Denks >5. using mgetty/pppd to program modem and start pppd. > >host configuration: >1. i368pc running 2.2.14-12 redhat kernel >2. using pppd/chat to dialup to target modem. > >In this setup if use PCSO to enable RTS, CTS and CD along with >crtscts option in pppd nothing works. If I disable PCSO and use >nocrtscts option in pppd, LCP connection goes through but IPCP >exchange at target fails (it never sends ConfigAck packet towards host). > >I am able to get the setup working using null modem cable enabling >RTS/CTS/CD via PCSO register as well as pppd options. > >Since I am able to get SCC2/UART working with nullmodem, but not >with actual modem, should I suspect hardware signal connectivity as >a problem source?. I suspected the uart driver and went through >all the register settings described in Section 23.21 of 860T user >manual and everything seems to be fine. > >Any hint or help on this issue will be greatly appreciated. > >Thanks for your time, >Nicholas. > >------------------------------------------------- >This mail sent through Tejasnetworks Webclient > > > > > > > ** Sent via the linuxppc-embedded mail list. See http://lists.linuxppc.org/
