On 2021.04.08 06:58, Jeremy Linton wrote:
Add some additional IORT nodes for the USB & EMMC devices, realistically
we probably only need to have a single node with the lowest AddressSizeLimit
but this is conceptually "cleaner" should anyone actually try and use these
values rather than the _DMA provided ones.

Signed-off-by: Jeremy Linton <jeremy.lin...@arm.com>
---
  Platform/RaspberryPi/AcpiTables/Iort.aslc | 44 ++++++++++++++++++++++++++++++-
  1 file changed, 43 insertions(+), 1 deletion(-)

diff --git a/Platform/RaspberryPi/AcpiTables/Iort.aslc 
b/Platform/RaspberryPi/AcpiTables/Iort.aslc
index 00720194bb..810307ae37 100644
--- a/Platform/RaspberryPi/AcpiTables/Iort.aslc
+++ b/Platform/RaspberryPi/AcpiTables/Iort.aslc
@@ -20,6 +20,8 @@ typedef struct {
  typedef struct {

    EFI_ACPI_6_0_IO_REMAPPING_TABLE      Iort;

    RPI4_NC_NODE                         NamedCompNode;

+  RPI4_NC_NODE                         NamedCompNode2;

+  RPI4_NC_NODE                         NamedCompNode3;

  } RPI4_IO_REMAPPING_STRUCTURE;

  STATIC RPI4_IO_REMAPPING_STRUCTURE Iort = {

@@ -27,7 +29,7 @@ STATIC RPI4_IO_REMAPPING_STRUCTURE Iort = {
      ACPI_HEADER (EFI_ACPI_6_0_IO_REMAPPING_TABLE_SIGNATURE,

                   RPI4_IO_REMAPPING_STRUCTURE,

                   EFI_ACPI_IO_REMAPPING_TABLE_REVISION),

-    1,                                              // NumNodes

+    3,                                              // NumNodes

      sizeof (EFI_ACPI_6_0_IO_REMAPPING_TABLE),       // NodeOffset

      0                                               // Reserved

    }, {

@@ -50,6 +52,46 @@ STATIC RPI4_IO_REMAPPING_STRUCTURE Iort = {
      }, {

        "\\_SB_.SCB0.XHC0"                            // ObjectName

      }

+  }, {

+    // gpu/dwc usb named component node

+    {

+      {

+        EFI_ACPI_IORT_TYPE_NAMED_COMP,              // Type

+        sizeof (RPI4_NC_NODE),                      // Length

+        0x0,                                        // Revision

+        0x0,                                        // Reserved

+        0x0,                                        // NumIdMappings

+        0x0,                                        // IdReference

+      },

+      0x0,                                          // Flags

+      0x0,                                          // CacheCoherent

+      0x0,                                          // AllocationHints

+      0x0,                                          // Reserved

+      0x0,                                          // MemoryAccessFlags

+      30,                                           // AddressSizeLimit

+    }, {

+      "\\_SB_.GDV0.USB0"                            // ObjectName

+    }

+  }, {

+    // emmc2 named component node

+    {

+      {

+        EFI_ACPI_IORT_TYPE_NAMED_COMP,              // Type

+        sizeof (RPI4_NC_NODE),                      // Length

+        0x0,                                        // Revision

+        0x0,                                        // Reserved

+        0x0,                                        // NumIdMappings

+        0x0,                                        // IdReference

+      },

+      0x0,                                          // Flags

+      0x0,                                          // CacheCoherent

+      0x0,                                          // AllocationHints

+      0x0,                                          // Reserved

+      0x0,                                          // MemoryAccessFlags

+      30,                                           // AddressSizeLimit

+    }, {

+      "\\_SB_.GDV1.SDC3"                            // ObjectName

+    }

    }

  };


Reviewed-by: Pete Batard <p...@akeo.ie>


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