diff options
Diffstat (limited to 'c/src/lib/libbsp/sparc/leon3/include/bsp/irq.h')
| -rw-r--r-- | c/src/lib/libbsp/sparc/leon3/include/bsp/irq.h | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/c/src/lib/libbsp/sparc/leon3/include/bsp/irq.h b/c/src/lib/libbsp/sparc/leon3/include/bsp/irq.h new file mode 100644 index 0000000000..71c0df3c5d --- /dev/null +++ b/c/src/lib/libbsp/sparc/leon3/include/bsp/irq.h @@ -0,0 +1,36 @@ +/* LEON3 generic shared IRQ setup + * + * Based on libbsp/shared/include/irq.h. + * + * The license and distribution terms for this file may be + * found in the file LICENSE in this distribution or at + * http://www.rtems.com/license/LICENSE. + */ + +#ifndef LIBBSP_LEON3_IRQ_CONFIG_H +#define LIBBSP_LEON3_IRQ_CONFIG_H + +#define BSP_INTERRUPT_VECTOR_MAX_STD 15 /* Standard IRQ controller */ +#define BSP_INTERRUPT_VECTOR_MAX_EXT 31 /* Extended IRQ controller */ + +#define BSP_INTERRUPT_VECTOR_MIN 0 +#define BSP_INTERRUPT_VECTOR_MAX BSP_INTERRUPT_VECTOR_MAX_EXT + +/* The check is different depending on IRQ controller, runtime detected */ +#define BSP_INTERRUPT_CUSTOM_VALID_VECTOR + +extern int LEON3_IrqCtrl_EIrq; + +/** + * @brief Returns true if the interrupt vector with number @a vector is valid. + */ +static inline bool bsp_interrupt_is_valid_vector(rtems_vector_number vector) +{ + return (rtems_vector_number) BSP_INTERRUPT_VECTOR_MIN <= vector + && ((vector <= (rtems_vector_number) BSP_INTERRUPT_VECTOR_MAX_STD && + LEON3_IrqCtrl_EIrq == 0) || + (vector <= (rtems_vector_number) BSP_INTERRUPT_VECTOR_MAX_EXT && + LEON3_IrqCtrl_EIrq != 0)); +} + +#endif /* LIBBSP_LEON3_IRQ_CONFIG_H */ |