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* [edk2-platforms] Platform/Loongson: Fixed multi-core boot issue
@ 2023-03-31  2:30 xianglai
  2023-04-11  1:35 ` [edk2-devel] " Chao Li
  0 siblings, 1 reply; 2+ messages in thread
From: xianglai @ 2023-03-31  2:30 UTC (permalink / raw)
  To: devel
  Cc: Ard Biesheuvel, Bibo Mao, Chao Li, Leif Lindholm, Liming Gao,
	Michael D Kinney

Fixed the bug of slave cpu querying MAILBUF register address.

Cc: Ard Biesheuvel <ardb+tianocore@kernel.org>
Cc: Bibo Mao <maobibo@loongson.cn>
Cc: Chao Li <lichao@loongson.cn>
Cc: Leif Lindholm <quic_llindhol@quicinc.com>
Cc: Liming Gao <gaoliming@byosoft.com.cn>
Cc: Michael D Kinney <michael.d.kinney@intel.com>
Signed-off-by: xianglai li <lixianglai@loongson.cn>
---
 Platform/Loongson/LoongArchQemuPkg/Sec/LoongArch64/Start.S | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/Platform/Loongson/LoongArchQemuPkg/Sec/LoongArch64/Start.S b/Platform/Loongson/LoongArchQemuPkg/Sec/LoongArch64/Start.S
index 5d7ce313c0..8fb1b416f6 100644
--- a/Platform/Loongson/LoongArchQemuPkg/Sec/LoongArch64/Start.S
+++ b/Platform/Loongson/LoongArchQemuPkg/Sec/LoongArch64/Start.S
@@ -56,6 +56,8 @@ slave_main:
     li.d      T1, LOONGSON_IOCSR_IPI_EN
     iocsrwr.w T0, T1
 
+    li.d      T1, LOONGSON_CSR_MAIL_BUF0
+
 1:
     # wait for wakeup
     idle 0
-- 
2.31.1


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2023-04-10  8:54 ` [edk2-devel] [edk2-platforms] Platform/Loongson: Fixed multi-core boot issue xianglai
2023-03-31  2:30 xianglai
2023-04-11  1:35 ` [edk2-devel] " Chao Li

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