freebsd-dev/sys/conf/options.arm
Olivier Houchard d5d776c16b Resurrect Skyeye support :
Add a new option, SKYEYE_WORKAROUNDS, which as the name suggests adds
workarounds for things skyeye doesn't simulate. Specifically :
- Use USART0 instead of DBGU as the console, make it not use DMA, and           manually provoke an interrupt when we're done in the transmit function.
- Skyeye maintains an internal counter for clock, but apparently there's
no way to access it, so hack the timecounter code to return a value which
is increased at every clock interrupts. This is gross, but I didn't find a
better way to implement timecounters without hacking Skyeye to get the
counter value.
- Force the write-back of PTEs once we're done writing them, even if they
are supposed to be write-through. I don't know why I have to do that.
2006-05-13 23:41:16 +00:00

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#$FreeBSD$
ARM32_NEW_VM_LAYOUT opt_vm.h
ARM9_CACHE_WRITE_THROUGH opt_global.h
ARM_CACHE_LOCK_ENABLE opt_global.h
ARMFPE opt_global.h
ARM_USE_SMALL_ALLOC opt_global.h
COUNTS_PER_SEC opt_timer.h
CPU_SA1100 opt_global.h
CPU_SA1110 opt_global.h
CPU_ARM9 opt_global.h
CPU_XSCALE_80321 opt_global.h
KERNPHYSADDR opt_global.h
KERNVIRTADDR opt_global.h
PHYSADDR opt_global.h
SKYEYE_WORKAROUNDS opt_global.h
STARTUP_PAGETABLE_ADDR opt_global.h
XSCALE_CACHE_READ_WRITE_ALLOCATE opt_global.h
XSACLE_DISABLE_CCNT opt_timer.h