diff options
author | tmm <tmm@FreeBSD.org> | 2002-12-01 23:13:59 +0000 |
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committer | tmm <tmm@FreeBSD.org> | 2002-12-01 23:13:59 +0000 |
commit | d0bf4d528777cc5822c5ae29630d6d68c046f23a (patch) | |
tree | 4d434d9b3c462c59217176c3e2fe6349b4070df9 /sys/sparc64 | |
parent | 4cdc7b3d85f340e3e01e0a10dbf40669bb8974cc (diff) | |
download | FreeBSD-src-d0bf4d528777cc5822c5ae29630d6d68c046f23a.zip FreeBSD-src-d0bf4d528777cc5822c5ae29630d6d68c046f23a.tar.gz |
Remove some long-dead cruft in the interrupt handling code which was
never used in FreeBSD.
Approved by: re
Diffstat (limited to 'sys/sparc64')
-rw-r--r-- | sys/sparc64/sbus/sbus.c | 75 |
1 files changed, 31 insertions, 44 deletions
diff --git a/sys/sparc64/sbus/sbus.c b/sys/sparc64/sbus/sbus.c index 002e137..529859a 100644 --- a/sys/sparc64/sbus/sbus.c +++ b/sys/sparc64/sbus/sbus.c @@ -275,13 +275,6 @@ static devclass_t sbus_devclass; DRIVER_MODULE(sbus, nexus, sbus_driver, sbus_devclass, 0, 0); -/* - * This value is or'ed into the attach args' interrupt level cookie - * if the interrupt level comes from an `intr' property, i.e. it is - * not an Sbus interrupt level. - */ -#define SBUS_INTR_COMPAT 0x80000000 -#define SBUS_MEM_SIZE 0x100000000 #define OFW_SBUS_TYPE "sbus" #define OFW_SBUS_NAME "sbus" @@ -666,45 +659,41 @@ sbus_setup_intr(device_t dev, device_t child, return (NULL); intrptr = intrmapptr = intrclrptr = 0; intrmap = 0; - if ((vec & SBUS_INTR_COMPAT) == 0) { - inr = INTVEC(vec); - if ((inr & INTMAP_OBIO) == 0) { - /* - * We're in an SBUS slot, register the map and clear - * intr registers. - */ - slot = INTSLOT(vec); - intrmapptr = SBR_SLOT0_INT_MAP + slot * 8; - intrclrptr = SBR_SLOT0_INT_CLR + - (slot * 8 * 8) + (INTPRI(vec) * 8); - /* Enable the interrupt, insert IGN. */ - intrmap = inr | sc->sc_ign; - } else { - intrptr = SBR_SCSI_INT_MAP; - /* Insert IGN */ - inr |= sc->sc_ign; - for (i = 0; intrptr <= SBR_RESERVED_INT_MAP && - INTVEC(intrmap = SYSIO_READ8(sc, intrptr)) != - INTVEC(inr); intrptr += 8, i++) - ; - if (INTVEC(intrmap) == INTVEC(inr)) { - /* Register the map and clear intr registers */ - intrmapptr = intrptr; - intrclrptr = SBR_SCSI_INT_CLR + i * 8; - /* Enable the interrupt */ - } else - panic("sbus_setup_intr: IRQ not found!"); - } - } else - panic("sbus_setup_intr: XXX: compat"); + inr = INTVEC(vec); + if ((inr & INTMAP_OBIO) == 0) { + /* + * We're in an SBUS slot, register the map and clear + * intr registers. + */ + slot = INTSLOT(vec); + intrmapptr = SBR_SLOT0_INT_MAP + slot * 8; + intrclrptr = SBR_SLOT0_INT_CLR + + (slot * 8 * 8) + (INTPRI(vec) * 8); + /* Enable the interrupt, insert IGN. */ + intrmap = inr | sc->sc_ign; + } else { + intrptr = SBR_SCSI_INT_MAP; + /* Insert IGN */ + inr |= sc->sc_ign; + for (i = 0; intrptr <= SBR_RESERVED_INT_MAP && + INTVEC(intrmap = SYSIO_READ8(sc, intrptr)) != + INTVEC(inr); intrptr += 8, i++) + ; + if (INTVEC(intrmap) == INTVEC(inr)) { + /* Register the map and clear intr registers */ + intrmapptr = intrptr; + intrclrptr = SBR_SCSI_INT_CLR + i * 8; + /* Enable the interrupt */ + } else + panic("sbus_setup_intr: IRQ not found!"); + } scl->scl_sc = sc; scl->scl_arg = arg; scl->scl_handler = intr; scl->scl_clr = intrclrptr; /* Disable the interrupt while we fiddle with it */ - if (intrmapptr != 0) - SYSIO_WRITE8(sc, intrmapptr, intrmap); + SYSIO_WRITE8(sc, intrmapptr, intrmap); error = BUS_SETUP_INTR(device_get_parent(dev), child, ires, flags, sbus_intr_stub, scl, cookiep); if (error != 0) { @@ -718,15 +707,13 @@ sbus_setup_intr(device_t dev, device_t child, * Clear the interrupt, it might have been triggered before it was * set up. */ - if (intrclrptr != 0) - SYSIO_WRITE8(sc, intrclrptr, 0); + SYSIO_WRITE8(sc, intrclrptr, 0); /* * Enable the interrupt now we have the handler installed. * Read the current value as we can't change it besides the * valid bit so so make sure only this bit is changed. */ - if (intrmapptr != NULL) - SYSIO_WRITE8(sc, intrmapptr, intrmap | INTMAP_V); + SYSIO_WRITE8(sc, intrmapptr, intrmap, PCPU_GET(mid)); return (error); } |