Why the gdbserver can't debug step by step?

2002-11-04 Thread sjk
Hi, I have a very curious problem about EP405 board. I make a kernel image from ibm-walnut405gp LSP and boot up the Linux kernel on EP405 board. So I use gdbserver and ppc_405-gdb to debug applications,but only the first breakpoint could be stopped.Then the programm will execute to end if you

dc* (Data Cache) instructions in mem*() and *_page() functions not used on 8xx

2002-11-04 Thread Joakim Tjernlund
Joakim Tjernlund wrote: I don't follow you here, do you need to do all this for a modern(=D4) 8xx CPU? Yes. On working silicon, the dcbz (among others) requires special processing.probably enough to ensure it costs more to use this instruction in a general purpose case. hmm, then

Bug in sharp.c flash driver

2002-11-04 Thread Flavio Pereira
Hi Wolfgang I finally sorted out my MTD problems. It turns out that there is a problem in drvivers/mtd/sharp.c. In function sharp_erase if (instr-callback) { instr-callback(instr); } instr-state never gets set so the mtd driver never exits. We need to set the

PrPMC800 as NON-MONARCH

2002-11-04 Thread Anders Blomdell
Is there anybody that has run the PrPMC800 as NON-MONARCH (and been able to use the Ethernet). When I try to run a kernel that runs OK as MONARCH, it fails as a NON-MONARCH. As far as I can understand that is due to 1. The Harrier is not device 0 on the PCI bus, instead the host PCI

Booting Procedure

2002-11-04 Thread Hollis Blanchard
On Sun, 2002-11-03 at 00:13, Aman wrote: Now I want to debug the kernel. For that I wanted to know the flow. I got the flow upto certain extent, however I couldn't get the starting point. Below I have given the flow what I understand. Can you please tell me if I am right , if not can you

printk and

2002-11-04 Thread Yu Bo-BOYU1
Hi, The linux object did not go very far on my custom board. As soon as it decompress itself then it hang silently. The last printout is Now booting the kernel. I am trying to understand why printk() did not print out even one character as this function is called at very beginning of