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BIOSes, buggy or otherwise, are i386 or amd64 specific.

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Have the early USB takeover enabled for i386 and amd64
by default.
This also avoids a panic on PowerPC where the resource
isn't released properly and we find a busy resource
when the USB host controller wants to allocate it...
This commit is contained in:
Marcel Moolenaar 2009-10-23 22:53:01 +00:00
parent 8f30200753
commit d6eb44c8b0
1 changed files with 4 additions and 0 deletions
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4
sys/dev/pci/pci.c
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@ -274,7 +274,11 @@ TUNABLE_INT("hw.pci.honor_msi_blacklist", &pci_honor_msi_blacklist);
SYSCTL_INT(_hw_pci, OID_AUTO, honor_msi_blacklist, CTLFLAG_RD,
&pci_honor_msi_blacklist, 1, "Honor chipset blacklist for MSI");
#if defined(__i386__) || defined(__amd64__)
static int pci_usb_takeover = 1;
#else
static int pci_usb_takeover = 0;
#endif
TUNABLE_INT("hw.pci.usb_early_takeover", &pci_usb_takeover);
SYSCTL_INT(_hw_pci, OID_AUTO, usb_early_takeover, CTLFLAG_RD | CTLFLAG_TUN,
&pci_usb_takeover, 1, "Enable early takeover of USB controllers.\n\