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Merge pull request #15020 from OpenNuvoton/nvt_can_mask 

Nuvoton: M480/M451 CAN API support mask feature
pull/15025/head
Martin Kojtal 2021-08-26 09:43:50 +01:00 committed by GitHub
parent f6e165febe f28181c32a
commit 1ac928e9d9
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 22 additions and 2 deletions
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12
targets/TARGET_NUVOTON/TARGET_M451/can_api.c
View File

@ -285,7 +285,17 @@ int can_mode(can_t *obj, CanMode mode)
int can_filter(can_t *obj, uint32_t id, uint32_t mask, CANFormat format, int32_t handle)
{
return CAN_SetRxMsg((CAN_T *)NU_MODBASE(obj->can), handle , (uint32_t)format, id);
uint32_t numask = mask;
if( numask == 0x0000 )
{
return CAN_SetRxMsg((CAN_T *)NU_MODBASE(obj->can), handle, (uint32_t)format, id);
}
if( format == CANStandard )
{
numask = (mask << 18);
}
numask = (numask | CAN_IF_MASK2_MDIR_Msk | CAN_IF_MASK2_MXTD_Msk);
return CAN_SetRxMsgAndMsk((CAN_T *)NU_MODBASE(obj->can), handle, (uint32_t)format, id, numask);
}

12
targets/TARGET_NUVOTON/TARGET_M480/can_api.c
View File

@ -332,7 +332,17 @@ int can_mode(can_t *obj, CanMode mode)
int can_filter(can_t *obj, uint32_t id, uint32_t mask, CANFormat format, int32_t handle)
{
return CAN_SetRxMsg((CAN_T *)NU_MODBASE(obj->can), handle, (uint32_t)format, id);
uint32_t numask = mask;
if( numask == 0x0000 )
{
return CAN_SetRxMsg((CAN_T *)NU_MODBASE(obj->can), handle, (uint32_t)format, id);
}
if( format == CANStandard )
{
numask = (mask << 18);
}
numask = (numask | CAN_IF_MASK2_MDIR_Msk | CAN_IF_MASK2_MXTD_Msk);
return CAN_SetRxMsgAndMsk((CAN_T *)NU_MODBASE(obj->can), handle, (uint32_t)format, id, numask);
}