1 files changed, 52 insertions, 0 deletions
diff --git a/src/can/mcp2515.c b/src/can/mcp2515.c
new file mode 100644
index 0000000..8c9915c
--- /dev/null
+++ b/src/can/mcp2515.c
@@ -0,0 +1,52 @@
+#include <can/mcp2515.h>
+
+#ifdef CONFIG_IOE_CAN_MCP2515
+// TODO check
+#define CAN_MCP2515_RESET   0xC0
+#define CAN_MCP2515_READ    0x03
+#define CAN_MCP2515_READRX  0x90
+#define CAN_MCP2515_WRITE   0x02
+#define CAN_MCP2515_LOADTX  0x40
+#define CAN_MCP2515_RTS     0x80
+#define CAN_MCP2515_RDSTAT  0xA0
+#define CAN_MCP2515_RXSTAT  0xB0
+#define CAN_MCP2515_BITMOD  0x05
+
+inline void can_mcp2515_init(canMcp2515 * can, uint8_t group, uint8_t mask) {
+    can->group = group;
+    can->mask = mask;
+    can_mcp2515_reset(can);
+    // TODO
+    return 0;
+};
+
+inline void can_mcp2515_reset(canMcp2515 * can) {
+    take_mutex(spi_mutex);
+    spi_join();
+
+    release_mutex(spi_mutex);
+};
+
+inline uint8_t can_mcp2515_read(canMcp2515 * can, uint8_t address) {
+};
+
+inline uint8_t can_mcp2515_readrx(canMcp2515 * can, uint8_t buffer) {
+};
+
+inline void can_mcp2515_write(canMcp2515 * can, uint8_t address, uint8_t data) {
+};
+
+inline void can_mcp2515_loadrx(canMcp2515 * can, uint8_t buffer, uint8_t data) {
+};
+
+inline uint8_t can_mcp2515_rdstat(canMcp2515 * can) {
+};
+
+inline uint8_t can_mcp2515_rxstat(canMcp2515 * can) {
+};
+
+inline void can_mcp2515_bitmod(canMcp2515 * can, uint8_t address, uint8_t mask,
+                        uint8_t data) {
+};
+
+#endif /* CONFIG_IOE_CAN_MCP2515 */