Dear Khai, in message <20030117181544.14483.qmail at web11505.mail.yahoo.com> you wrote: > > We are developing a PCI adapter card based out of the > PPC440GP using MVL version 2.1 (kernel 2.4.17). > > I have several issues as listed below:
Why don't you ask MV then? > 1. I'd like to reserve a 4M RAM space for DMA > purposes. What I did was adding > CONFIG_CMD_LINE="root=60M" since our board has 64MB of > RAM. How do I know the system really now configure to > be only 60MB? How then can I get a virtual addr to the It prints the memory when it boots, something like Memory: 14200k available (1256k kernel code, 564k data, 52k init, 0k highmem) > 2. We have a list of files (ie: hhlfiles) required to > build a RAM DISK that is non networked. What other > files involved that we need to build a RAM DISK that > has full network capability( ie: telnet, ftp, ping, > rlogin, mount, etc...)? See for example ftp://ftp.denx.de/pub/LinuxPPC/usr/src/SELF/ > 3. When the ethernet driver comes up it does a bootp > request to find its IP address.... How do we configure > it such that it picks it up from a file or flash? Use U-Boot - then you can configure these parameters as "environment variables", which can be saved to flash/NVRAM/EEPROM and passed to the Linux kernel. Best regards, Wolfgang Denk -- Software Engineering: Embedded and Realtime Systems, Embedded Linux Phone: (+49)-8142-4596-87 Fax: (+49)-8142-4596-88 Email: wd at denx.de Cogito cogito ergo cogito sum - "I think that I think, therefore I think that I am." - Ambrose Bierce, "The Devil's Dictionary" ** Sent via the linuxppc-embedded mail list. See http://lists.linuxppc.org/
