diff options
Diffstat (limited to 'arch/powerpc/sysdev/mpc8xx_pic.h')
-rw-r--r-- | arch/powerpc/sysdev/mpc8xx_pic.h | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/arch/powerpc/sysdev/mpc8xx_pic.h b/arch/powerpc/sysdev/mpc8xx_pic.h new file mode 100644 index 000000000..9fe00eebd --- /dev/null +++ b/arch/powerpc/sysdev/mpc8xx_pic.h @@ -0,0 +1,19 @@ +#ifndef _PPC_KERNEL_MPC8xx_H +#define _PPC_KERNEL_MPC8xx_H + +#include <linux/irq.h> +#include <linux/interrupt.h> + +int mpc8xx_pic_init(void); +unsigned int mpc8xx_get_irq(void); + +/* + * Some internal interrupt registers use an 8-bit mask for the interrupt + * level instead of a number. + */ +static inline uint mk_int_int_mask(uint mask) +{ + return (1 << (7 - (mask/2))); +} + +#endif /* _PPC_KERNEL_PPC8xx_H */ |