From 4b8b26d47e34e2dc4405d1dfc9b02a884e12c91a Mon Sep 17 00:00:00 2001 From: Guoli Shu Date: Wed, 28 Oct 2009 08:26:01 -0700 Subject: 6881268 Fujitsu-Siemens Amilo D8820 hangs during boot when wifi card present in cardbus slot --- usr/src/uts/intel/io/pci/pci_boot.c | 13 +++++++++++++ 1 file changed, 13 insertions(+) (limited to 'usr/src/uts/intel/io/pci') diff --git a/usr/src/uts/intel/io/pci/pci_boot.c b/usr/src/uts/intel/io/pci/pci_boot.c index 2509f31e31..a36c530e70 100644 --- a/usr/src/uts/intel/io/pci/pci_boot.c +++ b/usr/src/uts/intel/io/pci/pci_boot.c @@ -1333,6 +1333,19 @@ pci_reprogram(void) isa_res.io_used); memlist_remove_list(&pci_bus_res[bus].mem_avail, isa_res.mem_used); + + /* + * 3. Exclude <1M address range here in case below reserved + * ranges for BIOS data area, ROM area etc are wrongly reported + * in ACPI resource producer entries for PCI root bus. + * 00000000 - 000003FF RAM + * 00000400 - 000004FF BIOS data area + * 00000500 - 0009FFFF RAM + * 000A0000 - 000BFFFF VGA RAM + * 000C0000 - 000FFFFF ROM area + */ + memlist_remove(&pci_bus_res[bus].mem_avail, 0, 0x100000); + memlist_remove(&pci_bus_res[bus].pmem_avail, 0, 0x100000); } memlist_free_all(&isa_res.io_used); -- cgit v1.2.3