Re: [uClinux-dev] [PATCH] NOMMU: use copy_*_user_page() in access_process_vm()

2009-11-25 Thread Jamie Lokier
Jie Zhang wrote: On 11/25/2009 02:16 PM, Jamie Lokier wrote: Mike Frysinger wrote: From: Jie Zhangjie.zh...@analog.com The mmu code uses the copy_*_user_page() variants in access_process_vm() rather than copy_*_user() as the former includes an icache flush. This is important when doing

Re: [uClinux-dev] [PATCH] NOMMU: use copy_*_user_page() in access_process_vm()

2009-11-25 Thread Mike Frysinger
On Wed, Nov 25, 2009 at 06:49, Jamie Lokier wrote: Jie Zhang wrote: On 11/25/2009 02:16 PM, Jamie Lokier wrote: Mike Frysinger wrote: From: Jie Zhangjie.zh...@analog.com The mmu code uses the copy_*_user_page() variants in access_process_vm() rather than copy_*_user() as the former

RE: [uClinux-dev] Controlling GPIO on coldfire

2009-11-25 Thread Dan Snyder
Hi Dan, Dan Snyder wrote: I am attempting to use the hardware encryption support provided by the 5271 and am running into this problem. (Access Error Exception when attempting to read/write from userspace). How can I modify the kernel to allow access to 0x4000 through 0x401b009f

[uClinux-dev] Re: [PATCH] NOMMU: use copy_*_user_page() in access_process_vm()

2009-11-25 Thread Greg Ungerer
Mike Frysinger wrote: From: Jie Zhang jie.zh...@analog.com The mmu code uses the copy_*_user_page() variants in access_process_vm() rather than copy_*_user() as the former includes an icache flush. This is important when doing things like setting software breakpoints with gdb. So switch the

Re: [uClinux-dev] problem with compilation uclinux-dist

2009-11-25 Thread Greg Ungerer
Hi, thiago wrote: Hi i have a problem, i'm can't compile uclinux-dist because an error ocurred i386-linux-gcc: libgcc.a: No such file or directory make[3]: ** [lib/ld-uClibc.so] Erro 1 make[3]: Saindo do diretório `$PROJECT/uClinux-dist/uClibc' make[2]: ** [uClibc] Erro 2 make[2]: Saindo do

Re: [uClinux-dev] Problem:Spurious Interrupt on Coldfire................

2009-11-25 Thread Greg Ungerer
Hi Vinod, Vinod Nagare wrote: I am using a custom build board using MCF5485 and uClinux 2.4.x ported on it. I am using General Purpose Timer (GPT), which is generating interrupts to CPU and an ISR is connected to this interrupt. When the timer is configured to generate interrupt for period