Add BusPal to the right firmware.

right/src/buspal/command.h

@@ -0,0 +1,99 @@
+#ifndef _command_h
+#define _command_h
+
+#include "packet/serial_packet.h"
+#include "packet/command_packet.h"
+
+//! @addtogroup command
+//! @{
+
+////////////////////////////////////////////////////////////////////////////////
+// Definitions
+////////////////////////////////////////////////////////////////////////////////
+
+//! @brief Command state machine states.
+enum _command_state
+{
+    kCommandState_CommandPhase,
+    kCommandState_DataPhase,
+    kCommandState_DataPhaseRead,
+    kCommandState_DataPhaseWrite
+};
+
+typedef enum _buspal_state
+{
+    kBuspal_Idle,
+    kBuspal_I2c,
+} buspal_state_t;
+
+typedef struct ConfigI2cCmdPacket
+{
+    command_packet_t commandPacket; //!< header
+    uint32_t address;               //!< Parameter 0: i2c slave address.
+    uint32_t speed;                 //!< Parameter 1: i2c speed in kHz
+} config_i2c_cmd_packet_t;
+
+//! @brief Format of command handler entry.
+typedef struct CommandHandlerEntry
+{
+    void (*handleCommand)(uint8_t *packet, uint32_t packetLength);
+    status_t (*handleData)(bool *hasMoreData);
+} command_handler_entry_t;
+
+//! @brief Command processor data format.
+typedef struct CommandProcessorData
+{
+    int32_t state;         //!< Current state machine state
+    uint8_t *packet;       //!< Pointer to packet in process
+    uint32_t packetLength; //!< Length of packet in process
+    struct DataPhase
+    {
+        uint8_t *data;               //!< Data for data phase
+        uint32_t count;              //!< Remaining count to produce/consume
+        uint32_t address;            //!< Address for data phase
+        uint32_t dataBytesAvailable; //!< Number of bytes available at data pointer
+        uint8_t commandTag;          //!< Tag of command running data phase
+        uint8_t option;              //!< option for special command
+    } dataPhase;
+    const command_handler_entry_t *handlerEntry; //! Pointer to handler table entry for packet in process
+} command_processor_data_t;
+
+//! @brief Interface to command processor operations.
+typedef struct CommandInterface
+{
+    status_t (*init)(void);
+    status_t (*pump)(void);
+    const command_handler_entry_t *handlerTable;
+    command_processor_data_t *stateData;
+} command_interface_t;
+
+////////////////////////////////////////////////////////////////////////////////
+// Externals
+////////////////////////////////////////////////////////////////////////////////
+
+//! @brief Default command interface.
+extern command_interface_t g_commandInterface;
+
+////////////////////////////////////////////////////////////////////////////////
+// Prototypes
+////////////////////////////////////////////////////////////////////////////////
+
+#if defined(__cplusplus)
+extern "C" {
+#endif // __cplusplus
+
+//! @brief Initialize the command processor component.
+status_t bootloader_command_init(void);
+
+//! @brief Pump the command state machine.
+//!
+//! Executes one command or data phase transaction.
+status_t bootloader_command_pump(void);
+
+#if defined(__cplusplus)
+}
+#endif // __cplusplus
+
+//! @}
+
+#endif // _command.h_