Kevin O'Connor wrote: > Hi. Hello, Kevin. Thank you for your answer.
> On Wed, Jul 11, 2007 at 11:56:33AM +0300, Catalin BOIE wrote: >> Hello! >> >> I am trying to run haret on a device and I am stuck at "Jumping to >> kernel..." >> >> How I can debug this problem? >> > > After the above message the device should be running kernel code. So, > you are going to need to add debugging output to the kernel. > >> It may boot, but I have no serial console, so it's hard to say if it's a >> successful boot or not. > > Serial console is the easiest way. But barring that, I've used irda, > written pixels to the fb, and used the vibrator as debugging aids. Sadly, I do not have a serial. I am very frustrated because I do not know if the kernel is running or not because I have no feedback from it. I do not know how to use the framebuffer after the kernel starts. Can I map fb area somewhere and write to it? And pass the physical address as a boot line parameter? >> The device has a touch screen, a MMC slot and a USB connection. >> >> I do not know what MTYPE to use, but I think that it's not necessary >> anymore if I got to the point when it tries to run the kernel. > > When one compiles a kernel it is built with a specific list of mtypes > that it supports. You need to make sure haret uses an MTYPE that the > kernel recognizes. Otherwise, the kernel will just silently hang on > boot. I think I selected everything for s3c24xx, so I think I selected the right one(s). >> Haret reports: >> Detected machine Generic ARM 920t/generic (Plat='WindowsCE' OEM='MDPNA460T') >> CPU is ARM ARM arch 4T stepping 0 running in system mode > > What is the cpu type? Omap, samsung, other? Samsung s3c2440A. Seems that the memory is not OK detected (32MB instead of 64MB). RAMADDR 0xa0000000 RAMSIZE 0x04000000 (phys=31006720 store=31694848) MMU L1: 0x30310000 PSR 0x6000001f Current process ID: 6 CPU identification register: (p15 r0): 41129200 Minimal virtual address: 00010000, maximal virtual address: 7FFFFFFF cp15: r1=c000327f r2=30310000 r3=00000001 r13=0c000000 The device is the same as (except LCD size): Navigon Transonic TS 7000 T, screen size : 480x272x16. The OEM name is MDPNA460T. OS : Windows CE 5.0 > -Kevin Thank you very much! Catalin BOIE _______________________________________________ Haret mailing list [email protected] https://handhelds.org/mailman/listinfo/haret
