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openamp: add mm_priv to struct virtio_device

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now the virtio device can set it's own memory private data, and
can use this private data to store the memory manager handler

Signed-off-by: Bowen Wang <wangbowen6@xiaomi.com>
This commit is contained in:
Bowen Wang
2026-01-13 15:45:32 +08:00
committed by GUIDINGLI
parent 0a26f09c6b
commit 4c06a2768d
3 changed files with 33 additions and 0 deletions
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30
openamp/0013-virtio.h-add-mm_priv-to-struct-virtio_deivce.patch Normal file
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@@ -0,0 +1,30 @@
From 8ae5419aa1e549d2b5d97d62af87bb3ede355ee2 Mon Sep 17 00:00:00 2001
From: Bowen Wang <wangbowen6@xiaomi.com>
Date: Thu, 5 Sep 2024 23:02:20 +0800
Subject: [PATCH 13/13] virtio.h: add mm_priv to struct virtio_deivce
Support assign private memory data to the virtio device, so the
virtio memory operation api is more easlier to implement.
Signed-off-by: Bowen Wang <wangbowen6@xiaomi.com>
---
lib/include/openamp/virtio.h | 3 +++
1 file changed, 3 insertions(+)
diff --git a/lib/include/openamp/virtio.h open-amp/lib/include/openamp/virtio.h
index 0c35c45ccf..475aa695bd 100644
--- a/lib/include/openamp/virtio.h
+++ open-amp/lib/include/openamp/virtio.h
@@ -207,6 +207,9 @@ struct virtio_device {
/**< Virtio device memory operations */
const struct virtio_memory_ops *mmops;
+ /** The memory operation private data */
+ void *mm_priv;
+
/** Private data */
void *priv;
--
2.34.1

2
openamp/open-amp.cmake
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@@ -62,6 +62,8 @@ if(NOT EXISTS ${CMAKE_CURRENT_LIST_DIR}/open-amp)
${CMAKE_CURRENT_LIST_DIR}/0011-remoteproc_virtio-add-shm_io-for-remoteproc-virtio-a.patch
&& patch -p0 -d ${CMAKE_CURRENT_LIST_DIR} <
${CMAKE_CURRENT_LIST_DIR}/0012-remoteproc-sync-the-virtio-rpmsg-config-with-linux-s.patch
&& patch -p0 -d ${CMAKE_CURRENT_LIST_DIR} <
${CMAKE_CURRENT_LIST_DIR}/0013-virtio.h-add-mm_priv-to-struct-virtio_deivce.patch
DOWNLOAD_NO_PROGRESS true
TIMEOUT 30)

1
openamp/open-amp.defs
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@@ -78,6 +78,7 @@ open-amp.zip:
$(Q) patch -p0 < 0010-openamp-add-assert-when-get-tx-buffer-failed.patch
$(Q) patch -p0 < 0011-remoteproc_virtio-add-shm_io-for-remoteproc-virtio-a.patch
$(Q) patch -p0 < 0012-remoteproc-sync-the-virtio-rpmsg-config-with-linux-s.patch
$(Q) patch -p0 < 0013-virtio.h-add-mm_priv-to-struct-virtio_deivce.patch
.openamp_headers: open-amp.zip
else