[edk2-devel] [PATCH 2/3] Platform/RaspberryPi/AcpiTables: Add further named components
Pete Batard
pete at akeo.ie
Thu Apr 8 09:48:06 UTC 2021
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.linton at 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 <pete at akeo.ie>
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