Re: [Qemu-devel] [PATCH] Versatile Express: add modelling of NOR flash

[Peter Maydell]

On 5 September 2012 20:07, Francesco Lavra <address@hidden> wrote:
> Documentation at
> http://infocenter.arm.com/help/topic/com.arm.doc.ddi0503c/CHDEFDJF.html
> says that the entire first 512 MB can be mapped to either SMC (which is
> the default) or AXI, so if AXI is selected neither of the 2 flash banks
> is visible. Also, the same doc says that it's possible to map either
> NOR0 (default) or NOR1 to the address 0x00000000. This implies that in
> the A Series memory map VE_NORFLASH0 should be at 0x08000000 and
> VE_NORFLASH0ALIAS at 0x00000000, not the other way around (by the way,
> this is also how U-Boot defines the memory for the A5 CoreTile). Maybe
> worth a patch?

Agreed, NORFLASH0 should be at 0x08000000 in the new memory map. Unless
anybody actually needs the aliasing of the flash at address zero, I
suggest just deleting all references to VE_NORFLASH0ALIAS.

-- PMM