| Current Path : /sys/amd64/compile/hs32/modules/usr/src/sys/modules/usb/uss820dci/@/dev/spibus/ |
FreeBSD hs32.drive.ne.jp 9.1-RELEASE FreeBSD 9.1-RELEASE #1: Wed Jan 14 12:18:08 JST 2015 root@hs32.drive.ne.jp:/sys/amd64/compile/hs32 amd64 |
| Current File : //sys/amd64/compile/hs32/modules/usr/src/sys/modules/usb/uss820dci/@/dev/spibus/spibusvar.h |
/* $FreeBSD: release/9.1.0/sys/dev/spibus/spibusvar.h 160452 2006-07-17 21:18:03Z cognet $ */
#define SPIBUS_IVAR(d) (struct spibus_ivar *) device_get_ivars(d)
#define SPIBUS_SOFTC(d) (struct spibus_softc *) device_get_softc(d)
struct spibus_softc
{
device_t dev;
};
struct spibus_ivar
{
uint32_t cs;
};
enum {
SPIBUS_IVAR_CS /* chip select that we're on */
};
#define SPIBUS_ACCESSOR(A, B, T) \
__inline static int \
spibus_get_ ## A(device_t dev, T *t) \
{ \
return BUS_READ_IVAR(device_get_parent(dev), dev, \
SPIBUS_IVAR_ ## B, (uintptr_t *) t); \
}
SPIBUS_ACCESSOR(cs, CS, uint32_t)