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authortyustli <[email protected]>2019-08-23 20:32:15 +0800
committertyustli <[email protected]>2019-08-23 20:40:09 +0800
commit363c9b1460cef3b6fedda34211e6651ac032196f (patch)
treecc93b18e73ab44aa5e75d44150b6b0bf9dcecdcf /bsp/stm32
parent200f3d4480a7de9165c6eb3ad36ffecb7d12d60a (diff)
[bsp] [stm32] fix drv_can.c and can.c bug
Diffstat (limited to 'bsp/stm32')
-rw-r--r--bsp/stm32/libraries/HAL_Drivers/drv_can.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/bsp/stm32/libraries/HAL_Drivers/drv_can.c b/bsp/stm32/libraries/HAL_Drivers/drv_can.c
index d0221b9623..9c91ab0b48 100644
--- a/bsp/stm32/libraries/HAL_Drivers/drv_can.c
+++ b/bsp/stm32/libraries/HAL_Drivers/drv_can.c
@@ -515,7 +515,11 @@ static int _can_recvmsg(struct rt_can_device *can, void *buf, rt_uint32_t fifo)
/* get len */
pmsg->len = rxheader.DLC;
/* get hdr */
+#ifdef BSP_USING_CAN2
pmsg->hdr = rxheader.FilterMatchIndex;
+#else
+ pmsg->hdr = (rxheader.FilterMatchIndex + 1) >> 1;
+#endif
return RT_EOK;
}