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12 Commits

Author SHA1 Message Date
Joerg Roedel ae7877de9c x86, AMD IOMMU: add early detection code 
This patch adds code to detect an AMD IOMMU early during boot before the early
detection code of other IOMMUs run.

Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
Cc: iommu@lists.linux-foundation.org
Cc: bhavna.sarathy@amd.com
Cc: Sebastian.Biemueller@amd.com
Cc: robert.richter@amd.com
Cc: joro@8bytes.org
Signed-off-by: Ingo Molnar <mingo@elte.hu>
 2008-06-27 10:12:13 +02:00
Joerg Roedel fe74c9cf39 x86, AMD IOMMU: clue initialization code together 
This patch puts the AMD IOMMU ACPI table parsing and hardware initialization
functions together to the main intialization routine.

Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
Cc: iommu@lists.linux-foundation.org
Cc: bhavna.sarathy@amd.com
Cc: Sebastian.Biemueller@amd.com
Cc: robert.richter@amd.com
Cc: joro@8bytes.org
Signed-off-by: Ingo Molnar <mingo@elte.hu>
 2008-06-27 10:12:13 +02:00
Joerg Roedel be2a022c0d x86, AMD IOMMU: add functions to parse IOMMU memory mapping requirements for devices 
This patch adds the functions to parse the information about IOMMU exclusion
ranges and required unity mappings for the devices handled by the IOMMU.

Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
Cc: iommu@lists.linux-foundation.org
Cc: bhavna.sarathy@amd.com
Cc: Sebastian.Biemueller@amd.com
Cc: robert.richter@amd.com
Cc: joro@8bytes.org
Signed-off-by: Ingo Molnar <mingo@elte.hu>
 2008-06-27 10:12:12 +02:00
Joerg Roedel e47d402d2d x86, AMD IOMMU: add detect code for AMD IOMMU hardware 
This patch adds the detection of AMD IOMMU hardware provided on information
from ACPI provided by the BIOS.

Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
Cc: iommu@lists.linux-foundation.org
Cc: bhavna.sarathy@amd.com
Cc: Sebastian.Biemueller@amd.com
Cc: robert.richter@amd.com
Cc: joro@8bytes.org
Signed-off-by: Ingo Molnar <mingo@elte.hu>
 2008-06-27 10:12:12 +02:00
Joerg Roedel 5d0c8e49f8 x86, AMD IOMMU: add functions for IOMMU hardware initialization from ACPI 
This patch adds functions to initialize the IOMMU hardware with information
from ACPI and PCI.

Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
Cc: iommu@lists.linux-foundation.org
Cc: bhavna.sarathy@amd.com
Cc: Sebastian.Biemueller@amd.com
Cc: robert.richter@amd.com
Cc: joro@8bytes.org
Signed-off-by: Ingo Molnar <mingo@elte.hu>
 2008-06-27 10:12:11 +02:00
Joerg Roedel 3566b7786a x86, AMD IOMMU: add device table initialization functions 
This patch adds functions necessary to initialize the device table from the
ACPI definitions.

Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
Cc: iommu@lists.linux-foundation.org
Cc: bhavna.sarathy@amd.com
Cc: Sebastian.Biemueller@amd.com
Cc: robert.richter@amd.com
Cc: joro@8bytes.org
Signed-off-by: Ingo Molnar <mingo@elte.hu>
 2008-06-27 10:12:11 +02:00
Joerg Roedel b36ca91e1d x86, AMD IOMMU: add command buffer (de-)allocation 
This patch adds the functions to allocate and deallocate the command buffer for
one IOMMU in the system.

Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
Cc: iommu@lists.linux-foundation.org
Cc: bhavna.sarathy@amd.com
Cc: Sebastian.Biemueller@amd.com
Cc: robert.richter@amd.com
Cc: joro@8bytes.org
Signed-off-by: Ingo Molnar <mingo@elte.hu>
 2008-06-27 10:12:10 +02:00
Joerg Roedel b2026aa2dc x86, AMD IOMMU: add functions for programming IOMMU MMIO space 
This patch adds the functions required to programm the IOMMU with the MMIO
space.

Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
Cc: iommu@lists.linux-foundation.org
Cc: bhavna.sarathy@amd.com
Cc: Sebastian.Biemueller@amd.com
Cc: robert.richter@amd.com
Cc: joro@8bytes.org
Signed-off-by: Ingo Molnar <mingo@elte.hu>
 2008-06-27 10:12:10 +02:00
Joerg Roedel 6c56747b46 x86, AMD IOMMU: add functions for mapping/unmapping the MMIO space 
This patch contains two functions to map and unmap the MMIO region of an IOMMU.

Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
Cc: iommu@lists.linux-foundation.org
Cc: bhavna.sarathy@amd.com
Cc: Sebastian.Biemueller@amd.com
Cc: robert.richter@amd.com
Cc: joro@8bytes.org
Signed-off-by: Ingo Molnar <mingo@elte.hu>
 2008-06-27 10:12:09 +02:00
Joerg Roedel 3e8064ba59 x86, AMD IOMMU: add functions to find last possible PCI device for IOMMU 
This patch adds functions to find the last PCI bus/device/function the IOMMU
driver has to handle. This information is used later to allocate the memory for
the data structures.

Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
Cc: iommu@lists.linux-foundation.org
Cc: bhavna.sarathy@amd.com
Cc: Sebastian.Biemueller@amd.com
Cc: robert.richter@amd.com
Cc: joro@8bytes.org
Signed-off-by: Ingo Molnar <mingo@elte.hu>
 2008-06-27 10:12:08 +02:00
Joerg Roedel 928abd2545 x86, AMD IOMMU: add data structures to manage the IOMMUs in the system 
This patch adds the data structures which will contain the information read
from the ACPI table.

Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
Cc: iommu@lists.linux-foundation.org
Cc: bhavna.sarathy@amd.com
Cc: Sebastian.Biemueller@amd.com
Cc: robert.richter@amd.com
Cc: joro@8bytes.org
Signed-off-by: Ingo Molnar <mingo@elte.hu>
 2008-06-27 10:12:08 +02:00
Joerg Roedel f6e2e6b6fc x86, AMD IOMMU: add defines and structures for ACPI scanning code 
This patch adds the required data structures and constants required to parse
the ACPI table for the AMD IOMMU.

Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
Cc: iommu@lists.linux-foundation.org
Cc: bhavna.sarathy@amd.com
Cc: Sebastian.Biemueller@amd.com
Cc: robert.richter@amd.com
Cc: joro@8bytes.org
Signed-off-by: Ingo Molnar <mingo@elte.hu>
 2008-06-27 10:12:07 +02:00