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net/can: add an option to control CAN EXTID support

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This commit is contained in:
raiden00pl 2022-02-05 16:40:43 +01:00 committed by Xiang Xiao
parent 4f7ab47443
commit bc178344a9
4 changed files with 15 additions and 8 deletions
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6
arch/arm/src/stm32/stm32_can_sock.c
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@ -881,7 +881,7 @@ static int stm32can_transmit(FAR struct stm32_can_s *priv)
/* Set up the ID, standard 11-bit or extended 29-bit. */
#ifdef CONFIG_CAN_EXTID
#ifdef CONFIG_NET_CAN_EXTID
regval &= ~CAN_TIR_EXID_MASK;
if (frame->can_id & CAN_EFF_FLAG)
{
@ -1205,7 +1205,7 @@ static int stm32can_rxinterrupt_work(FAR struct stm32_can_s *priv, int rxmb)
regval = stm32can_getreg(priv, STM32_CAN_RIR_OFFSET(rxmb));
#ifdef CONFIG_CAN_EXTID
#ifdef CONFIG_NET_CAN_EXTID
if ((regval & CAN_RIR_IDE) != 0)
{
frame->can_id = (regval & CAN_RIR_EXID_MASK) >> CAN_RIR_EXID_SHIFT;
@ -1277,7 +1277,7 @@ static int stm32can_rxinterrupt_work(FAR struct stm32_can_s *priv, int rxmb)
/* Release the FIFO */
#ifndef CONFIG_CAN_EXTID
#ifndef CONFIG_NET_CAN_EXTID
errout:
#endif
regval = stm32can_getreg(priv, STM32_CAN_RFR_OFFSET(rxmb));

8
arch/arm/src/stm32/stm32_fdcan_sock.c
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@ -520,14 +520,14 @@ struct stm32_fdcan_s
const struct stm32_config_s *config;
uint8_t state; /* See enum can_state_s */
#ifdef CONFIG_CAN_EXTID
#ifdef CONFIG_NET_CAN_EXTID
uint8_t nextalloc; /* Number of allocated extended filters */
#endif
uint8_t nstdalloc; /* Number of allocated standard filters */
uint32_t nbtp; /* Current nominal bit timing */
uint32_t dbtp; /* Current data bit timing */
#ifdef CONFIG_CAN_EXTID
#ifdef CONFIG_NET_CAN_EXTID
uint32_t extfilters[2]; /* Extended filter bit allocator. 2*32=64 */
#endif
uint32_t stdfilters[4]; /* Standard filter bit allocator. 4*32=128 */
@ -1718,7 +1718,7 @@ static int fdcan_send(FAR struct stm32_fdcan_s *priv)
* Extended Identifier (XTD) - Depends on configuration.
*/
#ifdef CONFIG_CAN_EXTID
#ifdef CONFIG_NET_CAN_EXTID
if (frame->can_id & CAN_EFF_FLAG)
{
DEBUGASSERT(frame->can_id < (1 << 29));
@ -2409,7 +2409,7 @@ static void fdcan_receive(FAR struct stm32_fdcan_s *priv,
frame->can_id |= CAN_RTR_FLAG;
}
#ifdef CONFIG_CAN_EXTID
#ifdef CONFIG_NET_CAN_EXTID
if ((regval & BUFFER_R0_XTD) != 0)
{
/* Save the extended ID of the newly received message */

2
boards/arm/stm32/nucleo-f446re/configs/cansock/defconfig
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@ -24,7 +24,6 @@ CONFIG_ARCH_STACKDUMP=y
CONFIG_BOARD_LATE_INITIALIZE=y
CONFIG_BOARD_LOOPSPERMSEC=8499
CONFIG_BUILTIN=y
CONFIG_CAN_EXTID=y
CONFIG_DEBUG_FULLOPT=y
CONFIG_DEBUG_SYMBOLS=y
CONFIG_FS_PROCFS=y
@ -37,6 +36,7 @@ CONFIG_NETDEVICES=y
CONFIG_NETDEV_IFINDEX=y
CONFIG_NETDEV_LATEINIT=y
CONFIG_NET_CAN=y
CONFIG_NET_CAN_EXTID=y
CONFIG_NET_SOCKOPTS=y
CONFIG_NET_STATISTICS=y
CONFIG_NSH_BUILTIN_APPS=y

7
net/can/Kconfig
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@ -36,6 +36,13 @@ config CAN_CONNS
---help---
Maximum number of CAN connections (all tasks).
config NET_CAN_EXTID
bool "Enable CAN extended IDs"
default n
---help---
Enables support for the 29-bit extended ID in SocketCAN stack.
Default Standard 11-bit IDs.
config NET_CAN_CANFD
bool "Enable CAN FD support"
default y