diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/hw/ppc/openpic.h | 2 | ||||
| -rw-r--r-- | include/hw/ppc/xive_regs.h | 16 |
2 files changed, 17 insertions, 1 deletions
diff --git a/include/hw/ppc/openpic.h b/include/hw/ppc/openpic.h index ebdaf8a493..bae8dafe16 100644 --- a/include/hw/ppc/openpic.h +++ b/include/hw/ppc/openpic.h @@ -55,7 +55,7 @@ typedef enum IRQType { * Round up to the nearest 64 IRQs so that the queue length * won't change when moving between 32 and 64 bit hosts. */ -#define IRQQUEUE_SIZE_BITS ((OPENPIC_MAX_IRQ + 63) & ~63) +#define IRQQUEUE_SIZE_BITS ROUND_UP(OPENPIC_MAX_IRQ, 64) typedef struct IRQQueue { unsigned long *queue; diff --git a/include/hw/ppc/xive_regs.h b/include/hw/ppc/xive_regs.h index b7fde2354e..4a3c9badd3 100644 --- a/include/hw/ppc/xive_regs.h +++ b/include/hw/ppc/xive_regs.h @@ -48,6 +48,22 @@ #define TM_SHIFT 16 +/* + * TIMA addresses are 12-bits (4k page). + * The MSB indicates a special op with side effect, which can be + * refined with bit 10 (see below). + * The registers, logically grouped in 4 rings (a quad-word each), are + * defined on the 6 LSBs (offset below 0x40) + * In between, we can add a cache line index from 0...3 (ie, 0, 0x80, + * 0x100, 0x180) to select a specific snooper. Those 'snoop port + * address' bits should be dropped when processing the operations as + * they are all equivalent. + */ +#define TM_ADDRESS_MASK 0xC3F +#define TM_SPECIAL_OP 0x800 +#define TM_RING_OFFSET 0x30 +#define TM_REG_OFFSET 0x3F + /* TM register offsets */ #define TM_QW0_USER 0x000 /* All rings */ #define TM_QW1_OS 0x010 /* Ring 0..2 */ |