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new 68ac081bd1 mps3-an547:update Documentation
68ac081bd1 is described below
commit 68ac081bd1511932bcdc3c40dcb0a6cb7953bd5e
Author: anjiahao <[email protected]>
AuthorDate: Fri Nov 29 18:07:03 2024 +0800
mps3-an547:update Documentation
Signed-off-by: anjiahao <[email protected]>
---
Documentation/platforms/arm/mps/boards/mps3-an547/index.rst | 11 +++++++++++
1 file changed, 11 insertions(+)
diff --git a/Documentation/platforms/arm/mps/boards/mps3-an547/index.rst
b/Documentation/platforms/arm/mps/boards/mps3-an547/index.rst
index 0fea4818b3..eec7b3b0f4 100644
--- a/Documentation/platforms/arm/mps/boards/mps3-an547/index.rst
+++ b/Documentation/platforms/arm/mps/boards/mps3-an547/index.rst
@@ -50,6 +50,17 @@ Configuring and Running (Single Core)
bl> boot /pic/boot
ap> ostest
+Precautions
+===========
+
+In the new version of QEMU (9.20), the UART RX interrupt and TX interrupt have
been swapped.
+Adjustments need to be made using menuconfig::
+
+ CONFIG_CMSDK_UART0_TX_IRQ=50
+ CONFIG_CMSDK_UART0_RX_IRQ=49
+
+For details, see `fix RX/TX interrupts order
<https://github.com/qemu/qemu/commit/5a558be93ad628e5bed6e0ee062870f49251725c>`_
+
Debugging with QEMU
===================
