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author | Geoffrey Blake <Geoffrey.Blake@arm.com> | 2013-10-31 13:41:13 -0500 |
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committer | Geoffrey Blake <Geoffrey.Blake@arm.com> | 2013-10-31 13:41:13 -0500 |
commit | c32fbb7c008d86abc59f56c93b1ff5876fff0ab3 (patch) | |
tree | 7ea346abfcb7bf1c55d6fccec0d358e042993856 /src/dev/pcidev.hh | |
parent | be4aa2b6ba0b70b13df2ad84a372320c5a7ea939 (diff) | |
download | gem5-c32fbb7c008d86abc59f56c93b1ff5876fff0ab3.tar.xz |
dev: Add support for MSI-X and Capability Lists for ARM and PCI devices
This patch adds the registers and fields to the PCI device to support
Capability lists and to support MSI-X in the GIC.
Diffstat (limited to 'src/dev/pcidev.hh')
-rw-r--r-- | src/dev/pcidev.hh | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/src/dev/pcidev.hh b/src/dev/pcidev.hh index d4820c0ee..4f3dfd219 100644 --- a/src/dev/pcidev.hh +++ b/src/dev/pcidev.hh @@ -1,4 +1,16 @@ /* + * Copyright (c) 2013 ARM Limited + * All rights reserved + * + * The license below extends only to copyright in the software and shall + * not be construed as granting a license to any other intellectual + * property including but not limited to intellectual property relating + * to a hardware implementation of the functionality of the software + * licensed hereunder. You may use the software subject to the license + * terms below provided that you ensure that this notice is replicated + * unmodified and in its entirety in all distributions of the software, + * modified or unmodified, in source code or in binary form. + * * Copyright (c) 2004-2005 The Regents of The University of Michigan * All rights reserved. * @@ -38,6 +50,7 @@ #define __DEV_PCIDEV_HH__ #include <cstring> +#include <vector> #include "dev/dma_device.hh" #include "dev/pcireg.h" @@ -91,6 +104,25 @@ class PciDevice : public DmaDevice protected: /** The current config space. */ PCIConfig config; + /** The capability list structures and base addresses + * @{ + */ + const int PMCAP_BASE; + PMCAP pmcap; + + const int MSICAP_BASE; + MSICAP msicap; + + const int MSIXCAP_BASE; + MSIXCAP msixcap; + + const int PXCAP_BASE; + PXCAP pxcap; + /** @} */ + + /** MSIX Table and PBA Structures */ + std::vector<MSIXTable> msix_table; + std::vector<MSIXPbaEntry> msix_pba; /** The size of the BARs */ uint32_t BARSize[6]; |