On Thu, Jun 16, 2016 at 4:50 AM, Alistair Francis
<alistair.fran...@xilinx.com> wrote:
> The Xilinx kernel doesn't support having EL3 enabled and EL2 disabled.
> As EL2 is not yet supported on mainline QEMU disable EL3 until we can
> support a complete boot flow.
>
> Signed-off-by: Alistair Francis <alistair.fran...@xilinx.com>
> ---
> .../8fa2346723fb74e8220ac9f186dabc2f57e4cb43.patch | 29
> ++++++++++++++++++++++
> recipes-zynqmp/qemu/qemu_2.6%.bbappend | 8 ++++++
> 2 files changed, 37 insertions(+)
> create mode 100644
> recipes-zynqmp/qemu/files/8fa2346723fb74e8220ac9f186dabc2f57e4cb43.patch
> create mode 100644 recipes-zynqmp/qemu/qemu_2.6%.bbappend
>
> diff --git
> a/recipes-zynqmp/qemu/files/8fa2346723fb74e8220ac9f186dabc2f57e4cb43.patch
> b/recipes-zynqmp/qemu/files/8fa2346723fb74e8220ac9f186dabc2f57e4cb43.patch
> new file mode 100644
> index 0000000..61a4f0a
> --- /dev/null
> +++ b/recipes-zynqmp/qemu/files/8fa2346723fb74e8220ac9f186dabc2f57e4cb43.patch
> @@ -0,0 +1,29 @@
> +From 8fa2346723fb74e8220ac9f186dabc2f57e4cb43 Mon Sep 17 00:00:00 2001
> +From: Alistair Francis <alistair.fran...@xilinx.com>
> +Date: Wed, 15 Jun 2016 10:39:55 -0700
> +Subject: [PATCH] target-arm: Disable EL3 on A53
> +
> +The Xilinx kernel doesn't support having EL3 enabled and EL2 disabled.
> +As EL2 is not yet supported on mainline QEMU disable EL3 until we can
> +support a complete boot flow.
> +
> +Signed-off-by: Alistair Francis <alistair.fran...@xilinx.com>
Missing the upstream-status info. Is the following correct?
Upstream-Status: Inappropriate [workaround feature incompatibility]
If so I can just add it to the patch when I merge it.
Regards,
Nathan
> +---
> + target-arm/cpu64.c | 1 -
> + 1 file changed, 1 deletion(-)
> +
> +diff --git a/target-arm/cpu64.c b/target-arm/cpu64.c
> +index 1635deb..0896259 100644
> +--- a/target-arm/cpu64.c
> ++++ b/target-arm/cpu64.c
> +@@ -165,7 +165,6 @@ static void aarch64_a53_initfn(Object *obj)
> + set_feature(&cpu->env, ARM_FEATURE_V8_SHA256);
> + set_feature(&cpu->env, ARM_FEATURE_V8_PMULL);
> + set_feature(&cpu->env, ARM_FEATURE_CRC);
> +- set_feature(&cpu->env, ARM_FEATURE_EL3);
> + cpu->kvm_target = QEMU_KVM_ARM_TARGET_CORTEX_A53;
> + cpu->midr = 0x410fd034;
> + cpu->revidr = 0x00000000;
> +--
> +2.7.4
> +
> diff --git a/recipes-zynqmp/qemu/qemu_2.6%.bbappend
> b/recipes-zynqmp/qemu/qemu_2.6%.bbappend
> new file mode 100644
> index 0000000..074f6cf
> --- /dev/null
> +++ b/recipes-zynqmp/qemu/qemu_2.6%.bbappend
> @@ -0,0 +1,8 @@
> +
> +FILESEXTRAPATHS_prepend := "${THISDIR}/files:"
> +
> +SRC_URI += " \
> + file://8fa2346723fb74e8220ac9f186dabc2f57e4cb43.patch
> \
> + "
> +
> +
> --
> 2.7.4
>
> --
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