diff options
| author | Mark Kettenis <kettenis@cvs.openbsd.org> | 2017-04-30 13:54:01 +0000 |
|---|---|---|
| committer | Mark Kettenis <kettenis@cvs.openbsd.org> | 2017-04-30 13:54:01 +0000 |
| commit | 29d7e3e57cc1af0c3fc3e07dba11181efc32179b (patch) | |
| tree | ed63b66cbb60abe8aa984ad1d7761f4e6082e78f /sys/arch | |
| parent | cf987a11b3c8bc82e4e467c23b78db93c12cd5ff (diff) | |
Make early attrbute work here as well. Remove unreachable panic while there.
ok visa@
Diffstat (limited to 'sys/arch')
| -rw-r--r-- | sys/arch/arm64/dev/mainbus.c | 23 |
1 files changed, 16 insertions, 7 deletions
diff --git a/sys/arch/arm64/dev/mainbus.c b/sys/arch/arm64/dev/mainbus.c index 1d8c8bbc274..a5e6bf3f785 100644 --- a/sys/arch/arm64/dev/mainbus.c +++ b/sys/arch/arm64/dev/mainbus.c @@ -1,4 +1,4 @@ -/* $OpenBSD: mainbus.c,v 1.4 2017/04/27 10:23:19 kettenis Exp $ */ +/* $OpenBSD: mainbus.c,v 1.5 2017/04/30 13:54:00 kettenis Exp $ */ /* * Copyright (c) 2016 Patrick Wildt <patrick@blueri.se> * Copyright (c) 2017 Mark Kettenis <kettenis@openbsd.org> @@ -40,12 +40,14 @@ int mainbus_match_secondary(struct device *, void *, void *); struct mainbus_softc { struct device sc_dev; + int sc_node; bus_space_tag_t sc_iot; bus_dma_tag_t sc_dmat; int sc_acells; int sc_scells; int *sc_ranges; int sc_rangeslen; + int sc_early; }; struct cfattach mainbus_ca = { @@ -96,18 +98,17 @@ mainbus_attach(struct device *parent, struct device *self, void *aux) char model[128]; int node, len; - if ((node = OF_peer(0)) == 0) - panic("mainbus: no device tree"); - arm_intr_init_fdt(); agtimer_init(); + sc->sc_node = OF_peer(0); sc->sc_iot = &arm64_bs_tag; sc->sc_dmat = &mainbus_dma_tag; sc->sc_acells = OF_getpropint(OF_peer(0), "#address-cells", 1); sc->sc_scells = OF_getpropint(OF_peer(0), "#size-cells", 1); - if ((len = OF_getprop(node, "model", model, sizeof(model))) > 0) { + len = OF_getprop(sc->sc_node, "model", model, sizeof(model)); + if (len > 0) { printf(": %s\n", model); hw_prod = malloc(len, M_DEVBUF, M_NOWAIT); if (hw_prod) @@ -126,9 +127,14 @@ mainbus_attach(struct device *parent, struct device *self, void *aux) } /* Scan the whole tree. */ - for (node = OF_child(node); node != 0; node = OF_peer(node)) + sc->sc_early = 1; + for (node = OF_child(sc->sc_node); node != 0; node = OF_peer(node)) mainbus_attach_node(self, node, NULL); + sc->sc_early = 0; + for (node = OF_child(sc->sc_node); node != 0; node = OF_peer(node)) + mainbus_attach_node(self, node, NULL); + /* Attach secondary CPUs. */ mainbus_attach_cpus(self, mainbus_match_secondary); } @@ -204,6 +210,7 @@ mainbus_attach_node(struct device *self, int node, cfmatch_t submatch) int mainbus_match_status(struct device *parent, void *match, void *aux) { + struct mainbus_softc *sc = (struct mainbus_softc *)parent; struct fdt_attach_args *fa = aux; struct cfdata *cf = match; char buf[32]; @@ -212,7 +219,9 @@ mainbus_match_status(struct device *parent, void *match, void *aux) strcmp(buf, "disabled") == 0) return 0; - return (*cf->cf_attach->ca_match)(parent, match, aux); + if (cf->cf_loc[0] == sc->sc_early) + return (*cf->cf_attach->ca_match)(parent, match, aux); + return 0; } void |