Add full automotive RTOS project

Add kernel (Cortex-M0/M3/M4, Tricore, S32K, RISC-V ports), drivers, middleware (CAN stack, diagnostics, safety), applications, board support, build/test tooling, and documentation.
2026-08-23 03:35:29 -04:00
parent f113bf0a05
commit ca13734bf0
151 changed files with 23945 additions and 0 deletions
@@ -0,0 +1,85 @@
+/**
+ * @file can_nm.h
+ * @brief CAN Network Management (AUTOSAR-like) implementation
+ */
+
+#ifndef CAN_NM_H
+#define CAN_NM_H
+
+#include <stdint.h>
+#include <stdbool.h>
+#include "kernel.h"
+#include "can_driver.h"
+
+/* CAN NM Configuration */
+#define CAN_NM_MAX_NODES            16
+#define CAN_NM_MAX_NETWORKS         4
+#define CAN_NM_MESSAGE_ID_BASE      0x400  /* Base ID for NM messages */
+#define CAN_NM_DEFAULT_TIMEOUT_MS   2000
+
+/* CAN NM States */
+typedef enum {
+    CAN_NM_BUS_SLEEP = 0,
+    CAN_NM_PREPARE_BUS_SLEEP = 1,
+    CAN_NM_READY_SLEEP = 2,
+    CAN_NM_NORMAL_OPERATION = 3,
+    CAN_NM_REPEAT_MESSAGE = 4,
+    CAN_NM_SYNCHRONIZE = 5,
+    CAN_NM_OFFLINE = 6
+} CanNmState_t;
+
+/* CAN NM Message Types */
+typedef enum {
+    CAN_NM_MSG_ALIVE = 0,
+    CAN_NM_MSG_RING = 1,
+    CAN_NM_MSG_LIMPHOME = 2,
+    CAN_NM_MSG_SLEEP_ACK = 3,
+    CAN_NM_MSG_SLEEP_CONF = 4
+} CanNmMessageType_t;
+
+/* CAN NM Configuration */
+typedef struct {
+    uint8_t node_id;
+    uint8_t network_id;
+    uint32_t message_id;
+    uint32_t timeout_ms;
+    uint32_t repeat_message_time_ms;
+    bool is_coordinator;
+    uint8_t sleep_ack_timeout_ms;
+} CanNmConfig_t;
+
+/* CAN NM Node Information */
+typedef struct {
+    uint8_t node_id;
+    bool is_present;
+    bool is_awake;
+    uint32_t last_message_time;
+    CanNmState_t state;
+} CanNmNodeInfo_t;
+
+/* CAN NM Callbacks */
+typedef void (*CanNmNetworkStateChangedCallback_t)(CanNmState_t new_state);
+typedef void (*CanNmNodeStateChangedCallback_t)(uint8_t node_id, bool is_awake);
+typedef void (*CanNmBusSleepRequestCallback_t)(void);
+typedef void (*CanNmWakeupIndicationCallback_t)(void);
+
+/* CAN NM Functions */
+KernelStatus_t can_nm_init(const CanNmConfig_t* config);
+KernelStatus_t can_nm_deinit(void);
+KernelStatus_t can_nm_start(void);
+KernelStatus_t can_nm_stop(void);
+KernelStatus_t can_nm_request_bus_sleep(void);
+KernelStatus_t can_nm_network_release(void);
+KernelStatus_t can_nm_network_request(void);
+CanNmState_t can_nm_get_state(void);
+KernelStatus_t can_nm_get_node_info(uint8_t node_id, CanNmNodeInfo_t* info);
+KernelStatus_t can_nm_register_callbacks(
+    CanNmNetworkStateChangedCallback_t network_callback,
+    CanNmNodeStateChangedCallback_t node_callback,
+    CanNmBusSleepRequestCallback_t sleep_callback,
+    CanNmWakeupIndicationCallback_t wakeup_callback);
+void can_nm_process_rx_message(const CanMessage_t* message);
+void can_nm_main_function(void);  /* Periodic processing */
+bool can_nm_is_bus_awake(void);
+
+#endif /* CAN_NM_H */