Pardon, appearantly this stopped working somewhere between 1.3.2 and 1.3.4. Now I am able to load only from ram. 1.3.2 works fine, though.
Regards, Andrejs Cainikovs. Andrejs Cainikovs wrote: > Nicolas, > > I faced the similar problem before. Playing around with > CONFIG_SKIP_RELOCATE_UBOOT and others don't gived any results.. The only > result was that you should change define you mentioned every time when > compiling for flash or ram. This has fixed my problem: > > --- a/cpu/arm920t/start.S 2008-09-03 10:50:21.000000000 +0300 > +++ b/cpu/arm920t/start.S 2008-05-19 15:22:00.000000000 +0300 > @@ -261,11 +261,10 @@ > * find a lowlevel_init.S in your board directory. > */ > mov ip, lr > -#if defined(CONFIG_AT91RM9200DK) || defined(CONFIG_AT91RM9200EK) || > defined(CONFIG_AT91RM9200DF) > - > -#else > - bl lowlevel_init > -#endif > + adr r0, _start /* r0 <- current position of > code */ > + ldr r1, _TEXT_BASE /* test if we run from flash or > RAM */ > + cmp r0, r1 /* don't init during > debug */ > + blne lowlevel_init > mov lr, ip > mov pc, lr > #endif /* CONFIG_SKIP_LOWLEVEL_INIT */ > > > Regards, > Andrejs Cainikovs. > > > > Nícolas Carneiro Lebedenco wrote: > >> Hi, >> >> I'm porting u-boot to a custom board based on the at91rm9200-dk (only >> exception is that only parallel nor flash is available on my board) >> >> Soon I realized that I could load u-boot 1.1.4 from flash but not u-boot >> 1.3.4. It really bugged me until I noticed some differences in >> cpu/arm920t/start.S and came across this patch >> "Fix regression introduced by a typo in 'Tidied other..." introduced by >> Guennadi Liakhovetski in the main branch on 2008-04-18 as follows: >> >> diff --git a/cpu/arm920t/start.S b/cpu/arm920t/start.S >> index ae86002..acc00ad 100644 (file) >> >> --- a/cpu/arm920t/start.S >> +++ b/cpu/arm920t/start.S >> @@ -178,7 +178,7 @@ copyex: >> bl cpu_init_crit >> #endif >> >> -#ifdef CONFIG_AT91RM9200 >> +#ifndef CONFIG_AT91RM9200 >> >> #ifndef CONFIG_SKIP_RELOCATE_UBOOT >> relocate: /* relocate U-Boot to RAM >> */ >> -- >> >> The point is I can only get u-boot to load from nor flash if I remove the >> #ifndef condition. So what was the reason behind this patch after all. Is >> the >> relocation supposed to take place somewhere else? Maybe someone has already >> pointed that out and got it fixed in the main branch? >> >> Regards, >> >> Nícolas _______________________________________________ U-Boot mailing list [email protected] http://lists.denx.de/mailman/listinfo/u-boot
