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Differential D23718 Diff 70084 head/sys/arm/ti/ti_pruss.c

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head/sys/arm/ti/ti_pruss.c

Show First 20 Lines • Show All 536 Lines • ▼ Show 20 Linesti_pruss_attach(device_t dev)
struct sysctl_oid *poid; struct sysctl_oid *poid;
poid = device_get_sysctl_tree( dev ); poid = device_get_sysctl_tree( dev );
if (!poid) if (!poid)
return (EINVAL); return (EINVAL);
sc->sc_glob_irqen = false; sc->sc_glob_irqen = false;
struct sysctl_oid *irq_root = SYSCTL_ADD_NODE(clist, SYSCTL_CHILDREN(poid), struct sysctl_oid *irq_root = SYSCTL_ADD_NODE(clist, SYSCTL_CHILDREN(poid),
OID_AUTO, "irq", CTLFLAG_RD, 0, OID_AUTO, "irq", CTLFLAG_RD | CTLFLAG_MPSAFE, 0,
"PRUSS Host Interrupts"); "PRUSS Host Interrupts");
SYSCTL_ADD_PROC(clist, SYSCTL_CHILDREN(poid), OID_AUTO, SYSCTL_ADD_PROC(clist, SYSCTL_CHILDREN(poid), OID_AUTO,
"global_interrupt_enable", CTLFLAG_RW | CTLTYPE_U8, "global_interrupt_enable",
CTLFLAG_RW | CTLTYPE_U8 | CTLFLAG_NEEDGIANT,
sc, 0, ti_pruss_global_interrupt_enable, sc, 0, ti_pruss_global_interrupt_enable,
"CU", "Global interrupt enable"); "CU", "Global interrupt enable");
sc->sc_bt = rman_get_bustag(sc->sc_mem_res); sc->sc_bt = rman_get_bustag(sc->sc_mem_res);
sc->sc_bh = rman_get_bushandle(sc->sc_mem_res); sc->sc_bh = rman_get_bushandle(sc->sc_mem_res);
if (bus_alloc_resources(dev, ti_pruss_irq_spec, sc->sc_irq_res) != 0) { if (bus_alloc_resources(dev, ti_pruss_irq_spec, sc->sc_irq_res) != 0) {
device_printf(dev, "could not allocate interrupt resource\n"); device_printf(dev, "could not allocate interrupt resource\n");
ti_pruss_detach(dev); ti_pruss_detach(dev);
return (ENXIO); return (ENXIO);
} }
ti_pruss_interrupts_clear(sc); ti_pruss_interrupts_clear(sc);
for (i = 0; i < TI_PRUSS_IRQS; i++) { for (i = 0; i < TI_PRUSS_IRQS; i++) {
char name[8]; char name[8];
snprintf(name, sizeof(name), "%d", i); snprintf(name, sizeof(name), "%d", i);
struct sysctl_oid *irq_nodes = SYSCTL_ADD_NODE(clist, SYSCTL_CHILDREN(irq_root), struct sysctl_oid *irq_nodes = SYSCTL_ADD_NODE(clist, SYSCTL_CHILDREN(irq_root),
OID_AUTO, name, CTLFLAG_RD, 0, OID_AUTO, name, CTLFLAG_RD | CTLFLAG_MPSAFE, 0,
"PRUSS Interrupts"); "PRUSS Interrupts");
SYSCTL_ADD_PROC(clist, SYSCTL_CHILDREN(irq_nodes), OID_AUTO, SYSCTL_ADD_PROC(clist, SYSCTL_CHILDREN(irq_nodes), OID_AUTO,
"channel", CTLFLAG_RW | CTLTYPE_STRING, sc, i, ti_pruss_channel_map, "channel", CTLFLAG_RW | CTLTYPE_STRING | CTLFLAG_NEEDGIANT,
sc, i, ti_pruss_channel_map,
"A", "Channel attached to this irq"); "A", "Channel attached to this irq");
SYSCTL_ADD_PROC(clist, SYSCTL_CHILDREN(irq_nodes), OID_AUTO, SYSCTL_ADD_PROC(clist, SYSCTL_CHILDREN(irq_nodes), OID_AUTO,
"event", CTLFLAG_RW | CTLTYPE_STRING, sc, i, ti_pruss_event_map, "event", CTLFLAG_RW | CTLTYPE_STRING | CTLFLAG_NEEDGIANT,
sc, i, ti_pruss_event_map,
"A", "Event attached to this irq"); "A", "Event attached to this irq");
SYSCTL_ADD_PROC(clist, SYSCTL_CHILDREN(irq_nodes), OID_AUTO, SYSCTL_ADD_PROC(clist, SYSCTL_CHILDREN(irq_nodes), OID_AUTO,
"enable", CTLFLAG_RW | CTLTYPE_U8, sc, i, ti_pruss_interrupt_enable, "enable", CTLFLAG_RW | CTLTYPE_U8 | CTLFLAG_NEEDGIANT,
sc, i, ti_pruss_interrupt_enable,
"CU", "Enable/Disable interrupt"); "CU", "Enable/Disable interrupt");
sc->sc_irq_devs[i].event = -1; sc->sc_irq_devs[i].event = -1;
sc->sc_irq_devs[i].channel = -1; sc->sc_irq_devs[i].channel = -1;
sc->sc_irq_devs[i].tstamps.ctl.idx = 0; sc->sc_irq_devs[i].tstamps.ctl.idx = 0;
if (i < TI_PRUSS_HOST_IRQS) { if (i < TI_PRUSS_HOST_IRQS) {
ti_pruss_irq_args[i].irq = i; ti_pruss_irq_args[i].irq = i;
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