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Michael Brown 74ec00a9f3 [pci] Handle non-zero starting bus in ECAM allocations 
The base address provided in the PCI ECAM allocation within the ACPI
MCFG table is the base address for the segment as a whole, not for the
starting bus within that allocation.  On machines that provide ECAM
allocations with a non-zero starting bus number (observed with an AWS
EC2 m7a.large instance), this will result in iPXE accessing the wrong
memory addresses within the ECAM region.

Fix by adding the appropriate starting bus offset to the base address.

Signed-off-by: Michael Brown <mcb30@ipxe.org>
 		2023-11-02 15:05:15 +00:00
.github/workflows [ci] Work around Ubuntu packaging metadata issues 2023-05-15 14:56:28 +01:00
contrib [cloud] Allow aws-import script to run on Python 3.6 2022-04-06 14:36:07 +01:00
src [pci] Handle non-zero starting bus in ECAM allocations 2023-11-02 15:05:15 +00:00
COPYING [legal] Update GPLv2 licence text 2015-02-26 17:59:53 +00:00
COPYING.GPLv2 [legal] Update GPLv2 licence text 2015-02-26 17:59:53 +00:00
COPYING.UBDL [legal] Add support for the Unmodified Binary Distribution Licence 2015-03-02 12:07:14 +00:00
README [doc] Re-add README file 2010-05-28 00:03:47 +01:00

README 

iPXE README File

Quick start guide:

   cd src
   make

For any more detailed instructions, see http://ipxe.org