From 68ac081bd1511932bcdc3c40dcb0a6cb7953bd5e Mon Sep 17 00:00:00 2001 From: anjiahao Date: Fri, 29 Nov 2024 18:07:03 +0800 Subject: [PATCH] mps3-an547:update Documentation Signed-off-by: anjiahao --- .../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 0fea4818b39cd..eec7b3b0f48b8 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 `_ + Debugging with QEMU ===================