diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/hw/ppc/xive.h | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/include/hw/ppc/xive.h b/include/hw/ppc/xive.h index db76411..29b130e 100644 --- a/include/hw/ppc/xive.h +++ b/include/hw/ppc/xive.h @@ -459,6 +459,17 @@ struct XiveENDSource { #define XIVE_PRIORITY_MAX 7 /* + * Convert a priority number to an Interrupt Pending Buffer (IPB) + * register, which indicates a pending interrupt at the priority + * corresponding to the bit number + */ +static inline uint8_t xive_priority_to_ipb(uint8_t priority) +{ + return priority > XIVE_PRIORITY_MAX ? + 0 : 1 << (XIVE_PRIORITY_MAX - priority); +} + +/* * XIVE Thread Interrupt Management Aera (TIMA) * * This region gives access to the registers of the thread interrupt |