From 9fe2b4a2899507bc66122840f060fab74b5dd161 Mon Sep 17 00:00:00 2001 From: Shashi Mallela Date: Mon, 19 Jun 2023 19:09:13 +0200 Subject: hw/arm/sbsa-ref: add ITS support in SBSA GIC Create ITS as part of SBSA platform GIC initialization. GIC ITS information is in DeviceTree so TF-A can pass it to EDK2. Bumping platform version to 0.2 as this is important hardware change. Signed-off-by: Shashi Mallela Signed-off-by: Marcin Juszkiewicz Message-id: 20230619170913.517373-2-marcin.juszkiewicz@linaro.org Co-authored-by: Marcin Juszkiewicz Signed-off-by: Marcin Juszkiewicz Reviewed-by: Peter Maydell Signed-off-by: Peter Maydell --- docs/system/arm/sbsa.rst | 14 ++++++++++++++ 1 file changed, 14 insertions(+) (limited to 'docs') diff --git a/docs/system/arm/sbsa.rst b/docs/system/arm/sbsa.rst index f571fe645e..a8e0b530a2 100644 --- a/docs/system/arm/sbsa.rst +++ b/docs/system/arm/sbsa.rst @@ -46,6 +46,9 @@ to be a complete compliant DT. It currently reports: - platform version - GIC addresses +Platform version +'''''''''''''''' + The platform version is only for informing platform firmware about what kind of ``sbsa-ref`` board it is running on. It is neither a QEMU versioned machine type nor a reflection of the level of the @@ -54,3 +57,14 @@ SBSA/SystemReady SR support provided. The ``machine-version-major`` value is updated when changes breaking fw compatibility are introduced. The ``machine-version-minor`` value is updated when features are added that don't break fw compatibility. + +Platform version changes: + +0.0 + Devicetree holds information about CPUs, memory and platform version. + +0.1 + GIC information is present in devicetree. + +0.2 + GIC ITS information is present in devicetree. -- cgit v1.2.3