On 05/06/11 16:57, Peter Maydell wrote: > On 5 June 2011 15:17, Sebastian Huber > <sebastian.hu...@embedded-brains.de> wrote: > >> On 05/06/11 15:44, Peter Maydell wrote: [...] >>> (It looks suspiciously as if most of the v7M priority handling >>> is simply missing from QEMU, ie you have bigger problems than >>> can be fixed by a small patch like this...) >>> > >> Yes, but the current behaviour is definitely not right. Since the >> PRIMASK is mapped to the I bit in the CPSR I guessed that this was the >> right place to fix it. >> > I agree that the current behaviour is not right. However, to fix > this problem you need to work on a larger scale than attempting > to apply two line patches which fix your particular use case. >
I agree, but you have to start somewhere. What is "this problem"? Is that we have no execution priority (in the sense of the ARMv7 architecture, B1.3.2 Exceptions), but instead use a mapping to CPSR_I and CPSR_F?
