Re: [U-Boot] U-Boot X86 bootstart

2011-09-30 Thread Graeme Russ
Hi Ondrej Kupka On 30/09/11 21:06, Ondra Kupka wrote: > Hello, > > I've been digging a bit in X86 bootstart asm code and found possibly wrong > code, as far as I understand: > > In u-boot/arch/x86/cpu/start.S, there is piece of code to disable caches: > > /* Turn of cache (this might re

Re: [U-Boot] U-Boot X86 bootstart

2011-09-30 Thread Marek Vasut
On Friday, September 30, 2011 01:06:04 PM Ondra Kupka wrote: > Hello, > > I've been digging a bit in X86 bootstart asm code and found possibly wrong > code, as far as I understand: > > In u-boot/arch/x86/cpu/start.S, there is piece of code to disable caches: > > /* Turn of cache (this might

[U-Boot] U-Boot X86 bootstart

2011-09-30 Thread Ondra Kupka
Hello, I've been digging a bit in X86 bootstart asm code and found possibly wrong code, as far as I understand: In u-boot/arch/x86/cpu/start.S, there is piece of code to disable caches: /* Turn of cache (this might require a 486-class CPU) */ movl%cr0, %eax orl $(X86_CR0_NW |