| Xiantao Zhang | 2fa8937 | 2009-02-16 15:14:48 +0800 | [diff] [blame] | 1 | #ifndef _IA64_MSI_DEF_H |
| 2 | #define _IA64_MSI_DEF_H |
| 3 | |
| 4 | /* |
| 5 | * Shifts for APIC-based data |
| 6 | */ |
| 7 | |
| 8 | #define MSI_DATA_VECTOR_SHIFT 0 |
| 9 | #define MSI_DATA_VECTOR(v) (((u8)v) << MSI_DATA_VECTOR_SHIFT) |
| 10 | #define MSI_DATA_VECTOR_MASK 0xffffff00 |
| 11 | |
| 12 | #define MSI_DATA_DELIVERY_MODE_SHIFT 8 |
| 13 | #define MSI_DATA_DELIVERY_FIXED (0 << MSI_DATA_DELIVERY_MODE_SHIFT) |
| 14 | #define MSI_DATA_DELIVERY_LOWPRI (1 << MSI_DATA_DELIVERY_MODE_SHIFT) |
| 15 | |
| 16 | #define MSI_DATA_LEVEL_SHIFT 14 |
| 17 | #define MSI_DATA_LEVEL_DEASSERT (0 << MSI_DATA_LEVEL_SHIFT) |
| 18 | #define MSI_DATA_LEVEL_ASSERT (1 << MSI_DATA_LEVEL_SHIFT) |
| 19 | |
| 20 | #define MSI_DATA_TRIGGER_SHIFT 15 |
| 21 | #define MSI_DATA_TRIGGER_EDGE (0 << MSI_DATA_TRIGGER_SHIFT) |
| 22 | #define MSI_DATA_TRIGGER_LEVEL (1 << MSI_DATA_TRIGGER_SHIFT) |
| 23 | |
| 24 | /* |
| 25 | * Shift/mask fields for APIC-based bus address |
| 26 | */ |
| 27 | |
| 28 | #define MSI_ADDR_DEST_ID_SHIFT 4 |
| 29 | #define MSI_ADDR_HEADER 0xfee00000 |
| 30 | |
| 31 | #define MSI_ADDR_DEST_ID_MASK 0xfff0000f |
| 32 | #define MSI_ADDR_DEST_ID_CPU(cpu) ((cpu) << MSI_ADDR_DEST_ID_SHIFT) |
| 33 | |
| 34 | #define MSI_ADDR_DEST_MODE_SHIFT 2 |
| 35 | #define MSI_ADDR_DEST_MODE_PHYS (0 << MSI_ADDR_DEST_MODE_SHIFT) |
| 36 | #define MSI_ADDR_DEST_MODE_LOGIC (1 << MSI_ADDR_DEST_MODE_SHIFT) |
| 37 | |
| 38 | #define MSI_ADDR_REDIRECTION_SHIFT 3 |
| 39 | #define MSI_ADDR_REDIRECTION_CPU (0 << MSI_ADDR_REDIRECTION_SHIFT) |
| 40 | #define MSI_ADDR_REDIRECTION_LOWPRI (1 << MSI_ADDR_REDIRECTION_SHIFT) |
| 41 | |
| 42 | #endif/* _IA64_MSI_DEF_H */ |