[U-Boot] [IXP42x PATCH series v4 04/17] Fix IXP code to work after relocation was added

[Marek Vasut <marek.vasut@gmail.com>]

On Sunday, May 22, 2011 09:15:03 PM Michael Schwingen wrote:
> Am 05/21/2011 01:58 AM, schrieb Marek Vasut:
> >> -int timer_init (void)
> >> +unsigned long long get_ticks(void)
> >> 
> >>  {
> >> 
> >> -	/* install interrupt handler for timer */
> >> -	irq_install_handler(IXP425_TIMER_2_IRQ, timer_isr, (void
> >> *)&timestamp); -
> >> -	/* setup the Timer counter value */
> >> -	*IXP425_OSRT2 = (LATCH & ~IXP425_OST_RELOAD_MASK) | IXP425_OST_ENABLE;
> >> +	ulong now = *IXP425_OSTS_B;
> > 
> > Aren't you missing an IO accessor here ?
> 
> Oops - you are correct.
> 
> >> diff --git a/arch/arm/include/asm/arch-ixp/ixp425.h
> >> b/arch/arm/include/asm/arch-ixp/ixp425.h index 2114437..5132607 100644
> >> --- a/arch/arm/include/asm/arch-ixp/ixp425.h
> >> +++ b/arch/arm/include/asm/arch-ixp/ixp425.h
> >> @@ -391,9 +391,8 @@
> >> 
> >>  #define IXP425_TIMER_REG(x) (IXP425_TIMER_BASE_PHYS+(x))
> >>  #endif
> >> 
> >> -#if 0 /* test-only: also defined in npe/include/... */
> >> -#define IXP425_OSTS	IXP425_TIMER_REG(IXP425_OSTS_OFFSET)
> >> -#endif
> >> +/* _B to avoid collision: also defined in npe/include/... */
> >> +#define IXP425_OSTS_B	IXP425_TIMER_REG(IXP425_OSTS_OFFSET)
> >> 
> >>  #define IXP425_OST1	IXP425_TIMER_REG(IXP425_OST1_OFFSET)
> >>  #define IXP425_OSRT1	IXP425_TIMER_REG(IXP425_OSRT1_OFFSET)
> >>  #define IXP425_OST2	IXP425_TIMER_REG(IXP425_OST2_OFFSET)
> > 
> > This will eventually enjoy being converted to struct ixp_timer_regset {
> > ... } goo. If you already did it in some further patch, sorry, I didn't
> > get there yet ;-)
> 
> That would probably require a major rework of all the Intel access/NPE
> library code - this is not something I want to touch now.
> Most of these defines are used inside the Intel code, so cleaning up
> only outside of that area would not improve the code much.

It'd be cool to have this done in next cycle ;-)
> 
> cu
> Michael