• Mark A. Greer's avatar
    [POWERPC] mpic: add support for serial mode interrupts · 868ea0c9
    Mark A. Greer authored
    On Tue, Jun 20, 2006 at 02:01:26PM +1000, Benjamin Herrenschmidt wrote:
    > On Mon, 2006-06-19 at 13:08 -0700, Mark A. Greer wrote:
    > > MPC10x-style interrupt controllers have a serial mode that allows
    > > several interrupts to be clocked in through one INT signal.
    > >
    > > This patch adds the software support for that mode.
    >
    > You hard code the clock ratio... why not add a separate call to be
    > called after mpic_init,
    > something like mpic_set_serial_int(int mpic, int enable, int
    > clock_ratio) ?
    
    How's this?
    --
    
    MPC10x-style interrupt controllers have a serial mode that allows
    several interrupts to be clocked in through one INT signal.
    
    This patch adds the software support for that mode.
    Signed-off-by: default avatarMark A. Greer <mgreer@mvista.com>
    --
    
     arch/powerpc/sysdev/mpic.c |   20 ++++++++++++++++++++
     include/asm-powerpc/mpic.h |   10 ++++++++++
     2 files changed, 30 insertions(+)
    --
    Signed-off-by: default avatarPaul Mackerras <paulus@samba.org>
    868ea0c9
mpic.c 27.5 KB