--- Lei Sun <[EMAIL PROTECTED]> wrote:
> Hi all: > Is this the right list to ask for U-BOOT related question? > If it's > not, please igore it and direct me to the right list. > I am trying to bring up a custom designed board based on > MPC8270, > after spent 3 weeks on fixing hardware issues (extreme surgery > !) , I > finally be able to read something out of the flash and > verified SDRAM > is working as well. Up to this point our JTAG debugger is > dead! I > burned u-boot Image using a programmer and put it in. after > power up > and did a PORESET, I found out that every 20 seconds or so , > system > generated HRESET,( by measuring the HRESET pin of the JTAG > port). It > does read Hardware Reset Config Word when reset happens (I saw > pulse > on the CS0 pin). Before the JTAG die, i was able to issue > "reset" > command through it and found out the PC stays at 0x100, but > issue > "go" command , the PC became 0x000000fc and hangs. > My questions are : > 1. What's the best way to verify that CPU read correct HRCW ? > 2. Any good JTAG debugger for this family of CPU you can > recommend ? > We bought Gaurdian-SE from etoolsmith (the company no longer > exsit!) > which really sucks! Buy a Abatron BDI2000... __________________________________________________ Do You Yahoo!? Tired of spam? Yahoo! Mail has the best spam protection around http://mail.yahoo.com _______________________________________________ Linuxppc-embedded mailing list Linuxppc-embedded@ozlabs.org https://ozlabs.org/mailman/listinfo/linuxppc-embedded
