[src/trunk]: src/sys/dev/pci Add special IRQ handler for CMD PCI0648 and PCI0...

[tron <tron%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/0bd70f1294f8
branches:  trunk
changeset: 493922:0bd70f1294f8
user:      tron <tron%NetBSD.org@localhost>
date:      Tue Jun 27 05:57:05 2000 +0000

description:
Add special IRQ handler for CMD PCI0648 and PCI0649 taken from the
experimental version of Manuel Bouyer's driver.

diffstat:

 sys/dev/pci/pciide.c |  26 ++++++++++++++++++++++++--
 1 files changed, 24 insertions(+), 2 deletions(-)

diffs (59 lines):

diff -r 3ca0c8e5c632 -r 0bd70f1294f8 sys/dev/pci/pciide.c
--- a/sys/dev/pci/pciide.c      Tue Jun 27 05:53:22 2000 +0000
+++ b/sys/dev/pci/pciide.c      Tue Jun 27 05:57:05 2000 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: pciide.c,v 1.71 2000/06/26 14:21:12 mrg Exp $  */
+/*     $NetBSD: pciide.c,v 1.72 2000/06/27 05:57:05 tron Exp $ */
 
 
 /*
@@ -170,6 +170,7 @@
 void cmd_channel_map __P((struct pci_attach_args *,
                        struct pciide_softc *, int));
 int  cmd_pci_intr __P((void *));
+void cmd648_9_irqack __P((struct channel_softc *));
 
 void cy693_chip_map __P((struct pciide_softc*, struct pci_attach_args*));
 void cy693_setup_channel __P((struct channel_softc*));
@@ -2163,12 +2164,15 @@
            WDC_CAPABILITY_MODE;
        if (sc->sc_dma_ok) {
                sc->sc_wdcdev.cap |= WDC_CAPABILITY_DMA | WDC_CAPABILITY_IRQACK;
-               sc->sc_wdcdev.irqack = pciide_irqack;
                switch (sc->sc_pp->ide_product) {
                case PCI_PRODUCT_CMDTECH_649:
                case PCI_PRODUCT_CMDTECH_648:
                        sc->sc_wdcdev.cap |= WDC_CAPABILITY_UDMA;
                        sc->sc_wdcdev.UDMA_cap = 4;
+                       sc->sc_wdcdev.irqack = cmd648_9_irqack;
+                       break;
+               default:
+                       sc->sc_wdcdev.irqack = pciide_irqack;
                }
        }
 
@@ -2278,6 +2282,24 @@
 }
 
 void
+cmd648_9_irqack(chp)
+       struct channel_softc *chp;
+{
+       u_int32_t priirq, secirq;
+       struct pciide_channel *cp = (struct pciide_channel*)chp;
+       struct pciide_softc *sc = (struct pciide_softc *)cp->wdc_channel.wdc;
+
+       if (chp->channel == 0) {
+               priirq = pciide_pci_read(sc->sc_pc, sc->sc_tag, CMD_CONF);
+               pciide_pci_write(sc->sc_pc, sc->sc_tag, CMD_CONF, priirq);
+       } else {
+               secirq = pciide_pci_read(sc->sc_pc, sc->sc_tag, CMD_ARTTIM23);
+               pciide_pci_write(sc->sc_pc, sc->sc_tag, CMD_ARTTIM23, secirq);
+       }
+       pciide_irqack(chp);
+}
+
+void
 cy693_chip_map(sc, pa)
        struct pciide_softc *sc;
        struct pci_attach_args *pa;