diff options
author | Aaron Campbell <aaron@cvs.openbsd.org> | 2000-10-09 17:31:05 +0000 |
---|---|---|
committer | Aaron Campbell <aaron@cvs.openbsd.org> | 2000-10-09 17:31:05 +0000 |
commit | 40652c3fd4e1bdeb7d16c28472ef85050522fc50 (patch) | |
tree | 1f955f74a224e9e6e04ccf2c0d19946c5725a5d7 /sys/dev | |
parent | 435292fd15256635dedadc558ca7867f5322a6df (diff) |
Defer most of the attach process as recommended in the comments; mickey@ ok
Diffstat (limited to 'sys/dev')
-rw-r--r-- | sys/dev/pci/pccbb.c | 64 |
1 files changed, 31 insertions, 33 deletions
diff --git a/sys/dev/pci/pccbb.c b/sys/dev/pci/pccbb.c index d9b07be18db..6344aac77bb 100644 --- a/sys/dev/pci/pccbb.c +++ b/sys/dev/pci/pccbb.c @@ -1,4 +1,4 @@ -/* $OpenBSD: pccbb.c,v 1.7 2000/09/24 23:10:48 aaron Exp $ */ +/* $OpenBSD: pccbb.c,v 1.8 2000/10/09 17:31:04 aaron Exp $ */ /* $NetBSD: pccbb.c,v 1.42 2000/06/16 23:41:35 cgd Exp $ */ /* @@ -385,7 +385,7 @@ pccbbattach(parent, self, aux) struct pccbb_softc *sc = (void *)self; struct pci_attach_args *pa = aux; pci_chipset_tag_t pc = pa->pa_pc; - pcireg_t sock_base, busreg; + pcireg_t busreg, reg, sock_base; bus_addr_t sockbase; int flags; @@ -442,12 +442,14 @@ pccbbattach(parent, self, aux) sc->sc_mem_start = 0; /* XXX */ sc->sc_mem_end = 0xffffffff; /* XXX */ + printf("\n"); + /* * When interrupt isn't routed correctly, give up probing cbb and do * not kill pcic-compatible port. */ if ((0 == pa->pa_intrline) || (255 == pa->pa_intrline)) { - printf("\n%s: NOT USED because of unconfigured interrupt\n", + printf("%s: NOT USED because of unconfigured interrupt\n", sc->sc_dev.dv_xname); return; } @@ -491,11 +493,31 @@ pccbbattach(parent, self, aux) shutdownhook_establish(pccbb_shutdown, sc); - timeout_set(&sc->sc_ins_tmo, pci113x_insert, sc); + /* Disable legacy register mapping. */ + switch (sc->sc_chipset) { + case CB_RX5C46X: /* fallthrough */ #if 0 - config_defer(self, pccbb_pci_callback); + case CB_RX5C47X: #endif - pccbb_pci_callback(self); + /* + * The legacy pcic io-port on Ricoh CardBus bridges cannot be + * disabled by substituting 0 into PCI_LEGACY register. Ricoh + * CardBus bridges have special bits on Bridge control reg (addr + * 0x3e on PCI config space). + */ + reg = pci_conf_read(pc, pa->pa_tag, PCI_BCR_INTR); + reg &= ~(CB_BCRI_RL_3E0_ENA | CB_BCRI_RL_3E2_ENA); + pci_conf_write(pc, pa->pa_tag, PCI_BCR_INTR, reg); + break; + + default: + /* XXX I don't know proper way to kill legacy I/O. */ + pci_conf_write(pc, pa->pa_tag, PCI_LEGACY, 0x0); + break; + } + + timeout_set(&sc->sc_ins_tmo, pci113x_insert, sc); + config_defer(self, pccbb_pci_callback); } @@ -595,7 +617,7 @@ pccbb_pci_callback(self) printf("\n"); return; } - printf(": %s\n", intrstr); + printf("%s: %s\n", sc->sc_dev.dv_xname, intrstr); powerhook_establish(pccbb_powerhook, sc); @@ -678,9 +700,8 @@ pccbb_pci_callback(self) * This function initialize YENTA chip registers listed below: * 1) PCI command reg, * 2) PCI and CardBus latency timer, - * 3) disable legacy (PCIC-compatible) io, - * 4) route PCI interrupt, - * 5) close all memory and io windows. + * 3) route PCI interrupt, + * 4) close all memory and io windows. */ void pccbb_chipinit(sc) @@ -724,29 +745,6 @@ pccbb_chipinit(sc) DPRINTF(("PCI latency timer 0x%x (%x)\n", PCI_LATTIMER(reg), pci_conf_read(pc, tag, PCI_BHLC_REG))); - /* Disable legacy register mapping. */ - switch (sc->sc_chipset) { - case CB_RX5C46X: /* fallthrough */ -#if 0 - case CB_RX5C47X: -#endif - /* - * The legacy pcic io-port on Ricoh CardBus bridges cannot be - * disabled by substituting 0 into PCI_LEGACY register. Ricoh - * CardBus bridges have special bits on Bridge control reg (addr - * 0x3e on PCI config space). - */ - reg = pci_conf_read(pc, tag, PCI_BCR_INTR); - reg &= ~(CB_BCRI_RL_3E0_ENA | CB_BCRI_RL_3E2_ENA); - pci_conf_write(pc, tag, PCI_BCR_INTR, reg); - break; - - default: - /* XXX I don't know proper way to kill legacy I/O. */ - pci_conf_write(pc, tag, PCI_LEGACY, 0x0); - break; - } - /* Route functional interrupts to PCI. */ reg = pci_conf_read(pc, tag, PCI_BCR_INTR); reg &= ~CB_BCR_INTR_IREQ_ENABLE; /* use PCI Intr */ |