Re: [Qemu-devel] [PATCH v2 04/11] hw/intc/armv7m_nvic: Implement v8M CPPWR register

2018-02-09 Thread Richard Henderson
On 02/09/2018 08:58 AM, Peter Maydell wrote: > The Coprocessor Power Control Register (CPPWR) is new in v8M. > It allows software to control whether coprocessors are allowed > to power down and lose their state. QEMU doesn't have any > notion of power control, so we choose the IMPDEF option of > ma

[Qemu-devel] [PATCH v2 04/11] hw/intc/armv7m_nvic: Implement v8M CPPWR register

2018-02-09 Thread Peter Maydell
The Coprocessor Power Control Register (CPPWR) is new in v8M. It allows software to control whether coprocessors are allowed to power down and lose their state. QEMU doesn't have any notion of power control, so we choose the IMPDEF option of making the whole register RAZ/WI (indicating that no copr