Re: [Qemu-devel] [PATCH 05/19] nvic: Implement AIRCR changes for v8M

2017-09-13 Thread Richard Henderson
On 09/12/2017 11:13 AM, Peter Maydell wrote: > The Application Interrupt and Reset Control Register has some changes > for v8M: > * new bits SYSRESETREQS, BFHFNMINS and PRIS: these all have >real state if the security extension is implemented and otherwise >are constant > * the PRIGROUP f

[Qemu-devel] [PATCH 05/19] nvic: Implement AIRCR changes for v8M

2017-09-12 Thread Peter Maydell
The Application Interrupt and Reset Control Register has some changes for v8M: * new bits SYSRESETREQS, BFHFNMINS and PRIS: these all have real state if the security extension is implemented and otherwise are constant * the PRIGROUP field is banked between security states * non-secure code