Thanks for that. Something to chew on for a few weeks.. Regards Roland Jollivet
2008/11/21 Sebastian Kuzminsky <[EMAIL PROTECTED]> > Stephen Wille Padnos wrote: > > Roland Jollivet wrote: > > > >> Hi > >> > >> If we look at HM2_7i43, > >> where can I find documentation on the actual read/write sequence to the > >> parallel port, and a map of the registers? > >> > >> > > You could look at the source code. It's even available on the web. (at > > <http://cvs.linuxcnc.org/>) > > > > The HM2_7i43 is a bit more complex than the pluto or ppmc drivers > > though. It supports PCI and parallel port devices, and devices which > > may change functionality (either through load-time parameters or > > different firmware, or both). > > The hostmot2 register file is described in > src/hal/drivers/mesa-hostmot2/firmware/src/regmap, available on the web > here: > < > http://cvs.linuxcnc.org/cvs/emc2/src/hal/drivers/mesa-hostmot2/firmware/src/regmap?rev=1.2 > > > > The source code of the driver that talks to it is in > src/hal/drivers/mesa-hostmot2. In that directory there are a couple of > files named hm2_*.c that do low-level I/O with the FPGA boards, but they > know nothing about the hostmot2 register file and protocols. The part > of the driver knows what to read & write to the registers is in all the > other files. > > > -- > Sebastian Kuzminsky > sudden wind it stole my hat and i went on chasing it -- Gogol Bordello > > ------------------------------------------------------------------------- > This SF.Net email is sponsored by the Moblin Your Move Developer's > challenge > Build the coolest Linux based applications with Moblin SDK & win great > prizes > Grand prize is a trip for two to an Open Source event anywhere in the world > http://moblin-contest.org/redirect.php?banner_id=100&url=/ > _______________________________________________ > Emc-users mailing list > [email protected] > https://lists.sourceforge.net/lists/listinfo/emc-users > ------------------------------------------------------------------------- This SF.Net email is sponsored by the Moblin Your Move Developer's challenge Build the coolest Linux based applications with Moblin SDK & win great prizes Grand prize is a trip for two to an Open Source event anywhere in the world http://moblin-contest.org/redirect.php?banner_id=100&url=/ _______________________________________________ Emc-users mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/emc-users
