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Don't try to change subordinate bus number if pchb != grackle (for now).

This commit is contained in:
tsubai 2000-08-02 09:02:46 +00:00
parent d6945520db
commit eef346a5ec
1 changed files with 9 additions and 5 deletions
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14
sys/arch/macppc/macppc/rbus_machdep.c
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@ -1,4 +1,4 @@
/* $NetBSD: rbus_machdep.c,v 1.6 2000/06/29 08:10:45 mrg Exp $ */
/* $NetBSD: rbus_machdep.c,v 1.7 2000/08/02 09:02:46 tsubai Exp $ */
/*
* Copyright (c) 1999
@ -143,10 +143,14 @@ macppc_cardbus_init(pc, tag)
x |= 0x02;
pci_conf_write(pc, tag, 0x8c, x);
/* Set Subordinate bus number to 1 */
tag = pci_make_tag(pc, 0, 0, 0);
x = pci_conf_read(pc, tag, 0x40);
x |= 1 << 8;
pci_conf_write(pc, tag, 0x40, x);
x = pci_conf_read(pc, tag, PCI_ID_REG);
if (PCI_VENDOR(x) == PCI_VENDOR_MOT &&
PCI_PRODUCT(x) == PCI_PRODUCT_MOT_MPC106) {
/* Set subordinate bus number to 1. */
x = pci_conf_read(pc, tag, 0x40);
x |= 1 << 8;
pci_conf_write(pc, tag, 0x40, x);
}
}
}