diff options
Diffstat (limited to 'usr/src')
| -rw-r--r-- | usr/src/uts/intel/io/pci/pci_boot.c | 13 |
1 files changed, 13 insertions, 0 deletions
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); |