Carl-Daniel Hailfinger wrote: > On 14.02.2008 17:38, Marc Jones wrote:
>>> CONFIG_XIP_ROM_BASE >>> CONFIG_XIP_ROM_SIZE >>> >>> >>> >> XIP_ROM_ BASE and SIZE are AMD K8 and FAM10 specific. It is used to >> cache the ROM area while doing CAR. In K8/FAM10 the cache is always on >> to careful use of mtrrs keeps that cache from being flushed. Anyway, I >> don't understand why stage0_i586.S would be so similar AMD CAR. Is it >> just for emulation? I think that the emulator will ignore most cache >> settings and can be cleaned up. There seems to be some history here >> since v2 has cpu/x86/car/cache_as_ram.inc. Anyone know why? >> > > Intel processors do exist ;-) > This is why I ask. From what I know of Intel CAR recommendations I wouldn't expert it to use CONFIG_XIP_ROM_BASE. I expect that most CPUs will have their own versions of CAR. So, what CPUs use the generic i586? Marc -- Marc Jones Senior Firmware Engineer (970) 226-9684 Office mailto:[EMAIL PROTECTED] http://www.amd.com/embeddedprocessors -- coreboot mailing list [email protected] http://www.coreboot.org/mailman/listinfo/coreboot
