diff options
Diffstat (limited to 'bsps/powerpc/virtex4/include/bsp/irq.h')
| -rw-r--r-- | bsps/powerpc/virtex4/include/bsp/irq.h | 79 |
1 files changed, 79 insertions, 0 deletions
diff --git a/bsps/powerpc/virtex4/include/bsp/irq.h b/bsps/powerpc/virtex4/include/bsp/irq.h new file mode 100644 index 0000000000..45ef69adbf --- /dev/null +++ b/bsps/powerpc/virtex4/include/bsp/irq.h @@ -0,0 +1,79 @@ +/*===============================================================*\ +| Project: RTEMS virtex BSP | ++-----------------------------------------------------------------+ +| Copyright (c) 2007 | +| Embedded Brains GmbH | +| Obere Lagerstr. 30 | +| D-82178 Puchheim | +| Germany | +| rtems@embedded-brains.de | ++-----------------------------------------------------------------+ +| The license and distribution terms for this file may be | +| found in the file LICENSE in this distribution or at | +| | +| http://www.rtems.org/license/LICENSE. | +| | ++-----------------------------------------------------------------+ +| this file declares constants of the interrupt controller | +\*===============================================================*/ +#ifndef VIRTEX4_IRQ_IRQ_H +#define VIRTEX4_IRQ_IRQ_H + +#include <rtems/irq.h> + +/* + * the following definitions specify the indices used + * to interface the interrupt handler API + */ + +/* + * Peripheral IRQ handlers related definitions + */ + /* Not supported at this level */ + +/* + * Processor IRQ handlers related definitions + */ +#define BSP_PROCESSOR_IRQ_NUMBER 3 +#define BSP_PROCESSOR_IRQ_LOWEST_OFFSET 0 +#define BSP_PROCESSOR_IRQ_MAX_OFFSET (BSP_PROCESSOR_IRQ_LOWEST_OFFSET\ + +BSP_PROCESSOR_IRQ_NUMBER-1) + +#define BSP_IS_PROCESSOR_IRQ(irqnum) \ + (((irqnum) >= BSP_PROCESSOR_IRQ_LOWEST_OFFSET) && \ + ((irqnum) <= BSP_PROCESSOR_IRQ_MAX_OFFSET)) + +/* + * Summary + */ +#define BSP_IRQ_NUMBER (BSP_PROCESSOR_IRQ_MAX_OFFSET+1) +#define BSP_LOWEST_OFFSET BSP_PROCESSOR_IRQ_LOWEST_OFFSET +#define BSP_MAX_OFFSET BSP_PROCESSOR_IRQ_MAX_OFFSET + +#define BSP_IS_VALID_IRQ(irqnum) (BSP_IS_PROCESSOR_IRQ(irqnum)) + +#ifndef ASM +#ifdef __cplusplus +extern "C" { +#endif + +/* + * index table for the module specific handlers, a few entries are only placeholders + */ + typedef enum { + BSP_EXT = BSP_PROCESSOR_IRQ_LOWEST_OFFSET + 0, + BSP_PIT = BSP_PROCESSOR_IRQ_LOWEST_OFFSET + 1, + BSP_CRIT = BSP_PROCESSOR_IRQ_LOWEST_OFFSET + 2 + } rtems_irq_symbolic_name; + + extern rtems_irq_connect_data *BSP_rtems_irq_tbl; + void BSP_irqexc_on_fnc(const rtems_irq_connect_data *conn_data); + void BSP_irqexc_off_fnc(const rtems_irq_connect_data *unused); + void BSP_rtems_irq_mngt_init(unsigned cpuId); + +#ifdef __cplusplus +} +#endif +#endif /* ASM */ + +#endif /* VIRTEX4_IRQ_IRQ_H */ |