FreeCalypso > hg > freecalypso-sw
view gsm-fw/serial/serialswitch.c @ 143:afceeeb2cba1
Our nuc-fw is destined to become gsm-fw, so I went ahead and did the big hg mv
| author | Michael Spacefalcon <msokolov@ivan.Harhan.ORG> |
|---|---|
| date | Tue, 12 Nov 2013 05:35:48 +0000 |
| parents | nuc-fw/serial/serialswitch.c@e40d8661ecab |
| children |
line wrap: on
line source
/******************************************************************************* * * SERIALSWITCH.C * * This module allows managing the use of the serial ports of TI GSM Evaluation * Boards. * An application may have to send several serial data flows. The board on which * the application is running may have one or several devices. The purpose of * this module is to establish connections between the serial data flows and the * serial devices at runtime, when the application is started. * * (C) Texas Instruments 1999 - 2003 * ******************************************************************************/ #define __SERIALSWITCH_C__ #define __STANDARD_H__ /* Avoid to define UBYTE, SYS_UWORD16 and UINT32. */ #include "../include/config.h" #include "../include/sys_types.h" #include "../nucleus/nucleus.h" #include "serialswitch.h" #include "uart.h" #include "uartfax.h" #include "../bsp/mem.h" #include <string.h> /* needed for memcmp & memset */ #if SERIAL_DYNAMIC_SWITCH #include "ffs/ffs.h" #include "rvf/rvf_api.h" #include "inth/iq.h" #include "rvt/rvt_def_i.h" /* needed for Riviera/Layer1 Trace's callback function */ #endif #if defined(BTEMOBILE) #include "hci_ser.h" #endif #define DUMMY_DEVICE (0) #define IIR (0x02) /* UART interrupt ident. register - Read only */ #define SCR (0x10) /* UART suppl. control register - Read/Write */ #define SSR (0x11) /* UART suppl. status register - Read only */ /* * Interrupt identification register. * Bit 0 is set to 0 if an IT is pending. * Bits 1 and 2 are used to identify the IT. */ #define IIR_BITS_USED (0x07) #define IT_NOT_PENDING (0x01) /* * Supplementary Control Register */ #define RX_CTS_WAKE_UP_ENABLE_BIT (4) /* * Supplementary Status Register */ #define RX_CTS_WAKE_UP_STS (0x02) /* Wake-up interrupt occurred */ /* * This macro allows to read an UART register. */ #define READ_UART_REGISTER(UART,REG) \ *((volatile SYS_UWORD8 *) ((UART)->base_address + (REG))) /* * This macro allows to disable the UART's wake-up interrupt. */ #define DISABLE_WAKE_UP_INTERRUPT(UART) \ *((volatile SYS_UWORD8 *) ((UART)->base_address + SCR)) &= \ ~(1 << (RX_CTS_WAKE_UP_ENABLE_BIT)); /* * Wake-up time duration in seconds and in number of TDMAs. * 1 TDMA = (6 / 1300) s = 0.004615 s (= 4.615 ms). */ #define WAKE_UP_TIME_DURATION (10) /* 10 seconds */ #define WAKE_UP_TIME_IN_TDMA (WAKE_UP_TIME_DURATION * 1300 / 6) /* * Global uartswitch variable as read from FFS. * It is supposed that NUMBER_OF_TR_UART, NUMBER_OF_FD_UART * and NUMBER_OF_BT_UART have the same values. */ #define DUMMY ('0') #define G23_PANEL ('G') #define RIVIERA_TRACE_MUX ('R') #define FD_AT_COMMAND ('D') #define BLUETOOTH_HCI ('B') #if (CHIPSET == 12) char ser_cfg_info[NUMBER_OF_TR_UART] = {DUMMY, DUMMY, DUMMY}; #else char ser_cfg_info[NUMBER_OF_TR_UART] = {DUMMY, DUMMY}; #endif static SYS_UWORD16 serial_cfg = 0x0048; /* All dummies */ #if SERIAL_DYNAMIC_SWITCH /* * Global variables used for Dynamic Switch. */ static char ser_new_cfg[NUMBER_OF_TR_UART] = {DUMMY, DUMMY}; const static char uart_config_file[] = "/sys/uartswitch"; static SYS_BOOL dynamic_switch = 0; /* Import Serial Info structure. */ extern T_AppliSerialInfo appli_ser_cfg_info; #endif /* * Types of flows supported. */ typedef enum { TRACE_FLOW, FAX_DATA_FLOW, BLUETOOTH_HCI_FLOW } t_flow_type; /* * For each serial data flow, a set of function pointers allows calling the * functions associated to a serial device. */ typedef struct s_tr_functions { T_tr_UartId device; void (*tr_Init) (T_tr_UartId device, T_tr_Baudrate baudrate, void (callback_function (void))); SYS_UWORD32 (*tr_ReadNChars) (T_tr_UartId device, char *buffer, SYS_UWORD32 chars_to_read); SYS_UWORD32 (*tr_ReadNBytes) (T_tr_UartId device, char *buffer, SYS_UWORD32 chars_to_read, SYS_BOOL *eof_detected); SYS_UWORD32 (*tr_WriteNChars) (T_tr_UartId device, char *buffer, SYS_UWORD32 chars_to_write); SYS_UWORD32 (*tr_EncapsulateNChars) (T_tr_UartId device, char *buffer, SYS_UWORD32 chars_to_write); SYS_UWORD32 (*tr_WriteNBytes) (T_tr_UartId device, SYS_UWORD8 *buffer, SYS_UWORD32 chars_to_write); void (*tr_WriteChar) (T_tr_UartId device, char character); void (*tr_WriteString) (T_tr_UartId device, char *buffer); SYS_BOOL (*tr_EnterSleep) (T_tr_UartId device); void (*tr_WakeUp) (T_tr_UartId device); } t_tr_functions; /* * Set of function pointers for fax & data functions. */ typedef struct s_fd_functions { T_fd_UartId device; T_FDRET (*fd_Initialize) (T_fd_UartId device); T_FDRET (*fd_Enable) (T_fd_UartId device, SYS_BOOL enable); T_FDRET (*fd_SetComPar) (T_fd_UartId device, T_baudrate baudrate, T_bitsPerCharacter bpc, T_stopBits sb, T_parity parity); T_FDRET (*fd_SetBuffer) (T_fd_UartId device, SYS_UWORD16 bufSize, SYS_UWORD16 rxThreshold, SYS_UWORD16 txThreshold); T_FDRET (*fd_SetFlowCtrl) (T_fd_UartId device, T_flowCtrlMode fcMode, SYS_UWORD8 XON, SYS_UWORD8 XOFF); T_FDRET (*fd_SetEscape) (T_fd_UartId device, SYS_UWORD8 escChar, SYS_UWORD16 guardPeriod); T_FDRET (*fd_InpAvail) (T_fd_UartId device); T_FDRET (*fd_OutpAvail) (T_fd_UartId device); T_FDRET (*fd_EnterSleep) (T_fd_UartId device); T_FDRET (*fd_WakeUp) (T_fd_UartId device); T_FDRET (*fd_ReadData) (T_fd_UartId device, T_suspendMode suspend, void (readOutFunc (SYS_BOOL cldFromIrq, T_reInstMode *reInstall, SYS_UWORD8 nsource, SYS_UWORD8 *source[], SYS_UWORD16 size[], SYS_UWORD32 state))); T_FDRET (*fd_WriteData) (T_fd_UartId device, T_suspendMode suspend, void (writeInFunc (SYS_BOOL cldFromIrq, T_reInstMode *reInstall, SYS_UWORD8 ndest, SYS_UWORD8 *dest[], SYS_UWORD16 size[]))); T_FDRET (*fd_StopRec) (T_fd_UartId device); T_FDRET (*fd_StartRec) (T_fd_UartId device); T_FDRET (*fd_GetLineState) (T_fd_UartId device, SYS_UWORD32 *state); T_FDRET (*fd_SetLineState) (T_fd_UartId device, SYS_UWORD32 state, SYS_UWORD32 mask); T_FDRET (*fd_CheckXEmpty) (T_fd_UartId device); } t_fd_functions; #ifdef BTEMOBILE /* * Set of function pointers for Bluetooth HCI functions. */ typedef struct s_bt_functions { T_bt_UartId device; T_HCI_RET (*bt_Init) (T_bt_UartId uart_device); T_HCI_RET (*bt_Start) (void); T_HCI_RET (*bt_Stop) (void); T_HCI_RET (*bt_Kill) (void); T_HCI_RET (*bt_SetBaudrate) (UINT8 baudrate); T_HCI_RET (*bt_TransmitPacket) (void *uart_tx_buffer); SYS_BOOL (*bt_EnterSleep) (void); void (*bt_WakeUp) (void); } t_bt_functions; #endif /* * Prototypes of dummy functions. * Dummy functions for Trace. */ static void dummy_tr_Init (T_tr_UartId device, T_tr_Baudrate baudrate, void (callback_function (void))); static SYS_UWORD32 dummy_tr_ReadNChars (T_tr_UartId device, char *buffer, SYS_UWORD32 chars_to_read); static SYS_UWORD32 dummy_tr_ReadNBytes (T_tr_UartId device, char *buffer, SYS_UWORD32 chars_to_read, SYS_BOOL *eof_detected); static SYS_UWORD32 dummy_tr_WriteNChars (T_tr_UartId device, char *buffer, SYS_UWORD32 chars_to_write); static SYS_UWORD32 dummy_tr_EncapsulateNChars (T_tr_UartId device, char *buffer, SYS_UWORD32 chars_to_write); static SYS_UWORD32 dummy_tr_WriteNBytes (T_tr_UartId device, SYS_UWORD8 *buffer, SYS_UWORD32 chars_to_write); static void dummy_tr_WriteChar (T_tr_UartId device, char character); static void dummy_tr_WriteString (T_tr_UartId device, char *buffer); static SYS_BOOL dummy_tr_EnterSleep (T_tr_UartId device); static void dummy_tr_WakeUp (T_tr_UartId device); /* * Dummy functions for Fax & Data. */ static T_FDRET dummy_fd_Init (T_fd_UartId device); static T_FDRET dummy_fd_Enable (T_fd_UartId device, SYS_BOOL enable); static T_FDRET dummy_fd_SetComPar (T_fd_UartId device, T_baudrate baudrate, T_bitsPerCharacter bpc, T_stopBits sb, T_parity parity); static T_FDRET dummy_fd_SetBuffer (T_fd_UartId device, SYS_UWORD16 bufSize, SYS_UWORD16 rxThreshold, SYS_UWORD16 txThreshold); static T_FDRET dummy_fd_SetFlowCtrl (T_fd_UartId device, T_flowCtrlMode fcMode, SYS_UWORD8 XON, SYS_UWORD8 XOFF); static T_FDRET dummy_fd_SetEscape (T_fd_UartId device, SYS_UWORD8 escChar, SYS_UWORD16 guardPeriod); static T_FDRET dummy_fd_InpAvail (T_fd_UartId device); static T_FDRET dummy_fd_OutpAvail (T_fd_UartId device); static T_FDRET dummy_fd_EnterSleep (T_fd_UartId device); static T_FDRET dummy_fd_WakeUp (T_fd_UartId device); static T_FDRET dummy_fd_ReadData (T_fd_UartId device, T_suspendMode suspend, void (readOutFunc (SYS_BOOL cldFromIrq, T_reInstMode *reInstall, SYS_UWORD8 nsource, SYS_UWORD8 *source[], SYS_UWORD16 size[], SYS_UWORD32 state))); static T_FDRET dummy_fd_WriteData (T_fd_UartId device, T_suspendMode suspend, void (writeInFunc (SYS_BOOL cldFromIrq, T_reInstMode *reInstall, SYS_UWORD8 ndest, SYS_UWORD8 *dest[], SYS_UWORD16 size[]))); static T_FDRET dummy_fd_StopRec (T_fd_UartId device); static T_FDRET dummy_fd_StartRec (T_fd_UartId device); static T_FDRET dummy_fd_GetLineState (T_fd_UartId device, SYS_UWORD32 *state); static T_FDRET dummy_fd_SetLineState (T_fd_UartId device, SYS_UWORD32 state, SYS_UWORD32 mask); static T_FDRET dummy_fd_CheckXEmpty (T_fd_UartId device); #ifdef BTEMOBILE /* * Dummy functions for Bluetooth HCI. */ static T_HCI_RET dummy_bt_Init (T_bt_UartId uart_device); static T_HCI_RET dummy_bt_Start (void); static T_HCI_RET dummy_bt_Stop (void); static T_HCI_RET dummy_bt_Kill (void); static T_HCI_RET dummy_bt_SetBaudrate (UINT8 baudrate); static T_HCI_RET dummy_bt_TransmitPacket (void *uart_tx_buffer); static SYS_BOOL dummy_bt_EnterSleep (void); static void dummy_bt_WakeUp (void); #endif /* * Constants tables representing the various possible configurations * for Trace, Fax & Data and Bluetooth HCI according to the different devices. * Constant table for Trace using no device. */ static const t_tr_functions dummy_trace = { DUMMY_DEVICE, dummy_tr_Init, dummy_tr_ReadNChars, dummy_tr_ReadNBytes, dummy_tr_WriteNChars, dummy_tr_EncapsulateNChars, dummy_tr_WriteNBytes, dummy_tr_WriteChar, dummy_tr_WriteString, dummy_tr_EnterSleep, dummy_tr_WakeUp }; /* * Constant table for Trace using UART IrDA. */ static const t_tr_functions uart_irda_trace = { UA_UART_0, UA_Init, UA_ReadNChars, UA_ReadNBytes, UA_WriteNChars, UA_EncapsulateNChars, UA_WriteNBytes, UA_WriteChar, UA_WriteString, UA_EnterSleep, UA_WakeUp }; /* * Constant table for Trace using UART Modem. */ static const t_tr_functions uart_modem_trace = { UA_UART_1, UA_Init, UA_ReadNChars, UA_ReadNBytes, UA_WriteNChars, UA_EncapsulateNChars, UA_WriteNBytes, UA_WriteChar, UA_WriteString, UA_EnterSleep, UA_WakeUp }; #if (CHIPSET == 12) /* * Constant table for Trace using UART Modem2. */ static const t_tr_functions uart_modem2_trace = { UA_UART_2, UA_Init, UA_ReadNChars, UA_ReadNBytes, UA_WriteNChars, UA_EncapsulateNChars, UA_WriteNBytes, UA_WriteChar, UA_WriteString, UA_EnterSleep, UA_WakeUp }; #endif /* * Constant table for Fax & Data using no device. */ static const t_fd_functions dummy_fax_data = { DUMMY_DEVICE, dummy_fd_Init, dummy_fd_Enable, dummy_fd_SetComPar, dummy_fd_SetBuffer, dummy_fd_SetFlowCtrl, dummy_fd_SetEscape, dummy_fd_InpAvail, dummy_fd_OutpAvail, dummy_fd_EnterSleep, dummy_fd_WakeUp, dummy_fd_ReadData, dummy_fd_WriteData, dummy_fd_StopRec, dummy_fd_StartRec, dummy_fd_GetLineState, dummy_fd_SetLineState, dummy_fd_CheckXEmpty }; /* * Constant table for Fax & Data using UART Modem. */ #if CONFIG_FDMODEM static const t_fd_functions uart_modem_fax_data = { UAF_UART_1, UAF_Init, UAF_Enable, UAF_SetComPar, UAF_SetBuffer, UAF_SetFlowCtrl, UAF_SetEscape, UAF_InpAvail, UAF_OutpAvail, UAF_EnterSleep, UAF_WakeUp, UAF_ReadData, UAF_WriteData, UAF_StopRec, UAF_StartRec, UAF_GetLineState, UAF_SetLineState, UAF_CheckXEmpty }; #endif #ifdef BTEMOBILE /* * Constant table for BT HCI using no device. */ static const t_bt_functions dummy_bt_hci = { DUMMY_DEVICE, dummy_bt_Init, dummy_bt_Start, dummy_bt_Stop, dummy_bt_Kill, dummy_bt_SetBaudrate, dummy_bt_TransmitPacket, dummy_bt_EnterSleep, dummy_bt_WakeUp }; /* * Constant table for BT HCI using UART IrDA. */ static const t_bt_functions uart_irda_bt_hci = { UABT_UART_0, hciu_init, hciu_start, hciu_stop, hciu_kill, hciu_set_baudrate, hciu_transmit_packet, hciu_enter_sleep, hciu_wakeup }; /* * Constant table for BT HCI using UART Modem. */ static const t_bt_functions uart_modem_bt_hci = { UABT_UART_1, hciu_init, hciu_start, hciu_stop, hciu_kill, hciu_set_baudrate, hciu_transmit_packet, hciu_enter_sleep, hciu_wakeup }; #if (CHIPSET == 12) /* * Constant table for BT HCI using UART Modem2. */ static const t_bt_functions uart_modem2_bt_hci = { UABT_UART_2, hciu_init, hciu_start, hciu_stop, hciu_kill, hciu_set_baudrate, hciu_transmit_packet, hciu_go_to_sleep, hciu_wakeup }; #endif #endif #if SERIAL_DYNAMIC_SWITCH /* * Structure used to store initialization parameters related to the AT-Cmd/F&D flow. * Numbers of paramaters (in case of multiple calls) have been figured out from * Condat AT-Command/F&D flow initialization. */ typedef struct s_data_flow { /* * Parameters related to SER_fd_SetComPar (2 calls) */ T_baudrate baudrate[2]; T_bitsPerCharacter bpc[2]; T_stopBits sb[2]; T_parity parity[2]; /* * Parameters related to SER_fd_SetBuffer */ SYS_WORD16 bufSize; SYS_WORD16 rxThreshold; SYS_WORD16 txThreshold; /* * Parameters related to SER_fd_SetFlowCtrl (2 calls) */ T_flowCtrlMode fcMode[2]; SYS_UWORD8 XON[2]; SYS_UWORD8 XOFF[2]; /* * Parameters related to SER_fd_SetEscape (2 calls) */ SYS_UWORD8 escChar[2]; SYS_UWORD16 guardPeriod[2]; /* * Parameters related to SER_fd_SetLineState (4 calls) */ SYS_UWORD32 state[4]; SYS_UWORD32 mask[4]; /* * Parameters related to SER_fd_ReadData */ T_suspendMode suspend_rd; void (*readOutFunc) (SYS_BOOL cldFromIrq, T_reInstMode *reInstall, SYS_UWORD8 nsource, SYS_UWORD8 *source[], SYS_UWORD16 size[], SYS_UWORD32 state); /* * Parameters related to SER_fd_WriteData */ T_suspendMode suspend_wr; void (*writeInFunc) (SYS_BOOL cldFromIrq, T_reInstMode *reInstall, SYS_UWORD8 ndest, SYS_UWORD8 *dest[], SYS_UWORD16 size[]); } t_data_flow; #endif /* (defined BTEMOBILE && (CHIPSET != 12)) */ /* * UART structure used for UARTs. */ typedef struct s_uart { SYS_UWORD32 base_address; SYS_BOOL device_used; SYS_BOOL deep_sleep_set_up; t_flow_type flow_type; SYS_WORD16 flow_id; void (*interrupt_handler) (int uart_id, SYS_UWORD8 interrupt_status); } t_uart; static const t_tr_functions *tr_functions[SER_MAX_NUMBER_OF_FLOWS]; static const t_fd_functions *fd_functions; #ifdef BTEMOBILE static const t_bt_functions *bt_functions; #endif #if SERIAL_DYNAMIC_SWITCH static SYS_BOOL uart_fd_initialized = 0; #endif static SYS_UWORD8 fd_buffer[FD_MAX_BUFFER_SIZE]; static SYS_BOOL fd_driver_enabled; #if SERIAL_DYNAMIC_SWITCH static t_data_flow data_flow_parameters; #else static SYS_WORD16 bufSize; #endif #if SERIAL_DYNAMIC_SWITCH /* * Variables used to count calls to SER_fd_XXX functions. */ static SYS_UWORD8 fd_UAF_SetBuffer = 0; static SYS_UWORD8 fd_UAF_SetEscape = 0; static SYS_UWORD8 fd_UAF_SetComPar = 0; static SYS_UWORD8 fd_UAF_SetFlowCtrl = 0; static SYS_UWORD8 fd_UAF_ReadData = 0; static SYS_UWORD8 fd_UAF_SetLineState = 0; static SYS_UWORD8 fd_UAF_WriteData = 0; #endif /* * Timer used for duration control when UARTs are waked up by an interrupt or * each time any new incoming characters are received; This timer prevents the * system to enter deep sleep mode. */ static NU_TIMER uart_sleep_timer; SYS_BOOL uart_sleep_timer_enabled; /* * HISR used to reset and restart the sleep timer from an UART use by a Trace * flow in case of incoming characters. */ #define TIMER_HISR_PRIORITY (2) #define TIMER_HISR_STACK_SIZE (512) /* Bytes. */ static NU_HISR timer_hisr_ctrl_block; static char timer_hisr_stack[TIMER_HISR_STACK_SIZE]; /* * For next arrays, it is supposed that NUMBER_OF_TR_UART, NUMBER_OF_FD_UART * and NUMBER_OF_BT_UART have the same values. * An index on an internal uart for trace, fax & data or bluetooth hci reffers * to the same uart device. */ static t_uart int_uart[NUMBER_OF_TR_UART]; #if ((CHIPSET == 2) || (CHIPSET == 3)) static SYS_UWORD32 uart_spurious_interrupts; #elif ((CHIPSET == 4) || (CHIPSET == 5) || (CHIPSET == 6) || (CHIPSET == 7) || (CHIPSET == 8) || (CHIPSET == 9) || (CHIPSET == 10) || (CHIPSET == 11) || (CHIPSET == 12)) static SYS_UWORD32 uart_modem_spurious_interrupts; static SYS_UWORD32 uart_irda_spurious_interrupts; #endif #if (CHIPSET == 12) static SYS_UWORD32 uart_modem2_spurious_interrupts; #endif static const SYS_UWORD32 uart_base_address[NUMBER_OF_TR_UART] = { MEM_UART_IRDA, MEM_UART_MODEM #if (CHIPSET == 12) , MEM_UART_MODEM2 #endif }; /******************************************************************************* * * dummy_tr_Init * * Purpose: No action. * * Parameters: See SER_tr_Init. * * Return: none * ******************************************************************************/ static void dummy_tr_Init (T_tr_UartId device, T_tr_Baudrate baudrate, void (callback_function (void))) { /* * No action. */ } /******************************************************************************* * * dummy_tr_ReadNChars * * Purpose: No action. * * Parameters: See SER_tr_ReadNChars. * * Return: 0 * ******************************************************************************/ static SYS_UWORD32 dummy_tr_ReadNChars (T_tr_UartId device, char *buffer, SYS_UWORD32 chars_to_read) { return (0); } /******************************************************************************* * * dummy_tr_ReadNBytes * * Purpose: No action. * * Parameters: See SER_tr_ReadNBytes. * * Return: 0 * ******************************************************************************/ static SYS_UWORD32 dummy_tr_ReadNBytes (T_tr_UartId device, char *buffer, SYS_UWORD32 chars_to_read, SYS_BOOL *eof_detected) { return (0); } /******************************************************************************* * * dummy_tr_WriteNChars * * Purpose: No action. * * Parameters: See SER_tr_WriteNChars. * * Return: The number of character to write. * ******************************************************************************/ static SYS_UWORD32 dummy_tr_WriteNChars (T_tr_UartId device, char *buffer, SYS_UWORD32 chars_to_write) { return (chars_to_write); } /******************************************************************************* * * dummy_tr_EncapsulateNChars * * Purpose: No action. * * Parameters: See SER_tr_EncapsulateNChars. * * Return: The number of character to write. * ******************************************************************************/ static SYS_UWORD32 dummy_tr_EncapsulateNChars (T_tr_UartId device, char *buffer, SYS_UWORD32 chars_to_write) { return (chars_to_write); } /******************************************************************************* * * dummy_tr_WriteNBytes * * Purpose: No action. * * Parameters: See SER_tr_WriteNBytes. * * Return: The number of byte to write. * ******************************************************************************/ static SYS_UWORD32 dummy_tr_WriteNBytes (T_tr_UartId device, SYS_UWORD8 *buffer, SYS_UWORD32 chars_to_write) { return (chars_to_write); } /******************************************************************************* * * dummy_tr_WriteChar * * Purpose: No action. * * Parameters: See SER_tr_WriteChar. * * Return: none * ******************************************************************************/ static void dummy_tr_WriteChar (T_tr_UartId device, char character) { /* * No action. */ } /******************************************************************************* * * dummy_tr_WriteString * * Purpose: No action. * * Parameters: See SER_tr_WriteString. * * Return: none * ******************************************************************************/ static void dummy_tr_WriteString (T_tr_UartId device, char *buffer) { /* * No action. */ } /******************************************************************************* * * dummy_tr_EnterSleep * * Purpose: No action. * * Parameters: See SER_tr_EnterSleep. * * Return: 1 * ******************************************************************************/ static SYS_BOOL dummy_tr_EnterSleep (T_tr_UartId device) { return (1); } /******************************************************************************* * * dummy_tr_WakeUp * * Purpose: No action. * * Parameters: See SER_tr_WakeUp. * * Return: none * ******************************************************************************/ static void dummy_tr_WakeUp (T_tr_UartId device) { /* * No action. */ } /******************************************************************************* * * dummy_fd_Init * * Purpose: Sets the size of the circular buffer to the maximum value and the * state of the driver to 'disabled'. * * Parameters: See SER_fd_Init. * * Return: FD_OK: Successful operation. * ******************************************************************************/ static T_FDRET dummy_fd_Init (T_fd_UartId device) { #if SERIAL_DYNAMIC_SWITCH data_flow_parameters.bufSize = FD_MAX_BUFFER_SIZE; #else bufSize = FD_MAX_BUFFER_SIZE; #endif fd_driver_enabled = 0; return (FD_OK); } /******************************************************************************* * * dummy_fd_Enable * * Purpose: Stores the state of the driver. * * Parameters: See SER_fd_Enable. * * Return: FD_OK: Successful operation. * ******************************************************************************/ static T_FDRET dummy_fd_Enable (T_fd_UartId device, SYS_BOOL enable) { fd_driver_enabled = enable; return (FD_OK); } /******************************************************************************* * * dummy_fd_SetComPar * * Purpose: No action. * * Parameters: See SER_fd_SetComPar. * * Return: FD_OK: Successful operation. * ******************************************************************************/ static T_FDRET dummy_fd_SetComPar (T_fd_UartId device, T_baudrate baudrate, T_bitsPerCharacter bpc, T_stopBits sb, T_parity parity) { return (FD_OK); } /******************************************************************************* * * dummy_fd_SetBuffer * * Purpose: No action. * * Parameters: See SER_fd_SetBuffer. * * Return: FD_OK: Successful operation. * ******************************************************************************/ static T_FDRET dummy_fd_SetBuffer (T_fd_UartId device, SYS_UWORD16 bufSize, SYS_UWORD16 rxThreshold, SYS_UWORD16 txThreshold) { return (FD_OK); } /******************************************************************************* * * dummy_fd_SetFlowCtrl * * Purpose: No action. * * Parameters: See SER_fd_SetFlowCtrl. * * Return: FD_OK: Successful operation. * ******************************************************************************/ static T_FDRET dummy_fd_SetFlowCtrl (T_fd_UartId device, T_flowCtrlMode fcMode, SYS_UWORD8 XON, SYS_UWORD8 XOFF) { return (FD_OK); } /******************************************************************************* * * dummy_fd_SetEscape * * Purpose: No action. * * Parameters: See SER_fd_SetEscape. * * Return: FD_OK: Successful operation. * ******************************************************************************/ static T_FDRET dummy_fd_SetEscape (T_fd_UartId device, SYS_UWORD8 escChar, SYS_UWORD16 guardPeriod) { return (FD_OK); } /******************************************************************************* * * dummy_fd_InpAvail * * Purpose: No action. * * Parameters: See SER_fd_InpAvail. * * Return: The size of the circular buffer. * ******************************************************************************/ static T_FDRET dummy_fd_InpAvail (T_fd_UartId device) { #if SERIAL_DYNAMIC_SWITCH return (data_flow_parameters.bufSize); #else return (bufSize); #endif } /******************************************************************************* * * dummy_fd_OutpAvail * * Purpose: No action. * * Parameters: See SER_fd_OutpAvail. * * Return: The size of the circular buffer. * ******************************************************************************/ static T_FDRET dummy_fd_OutpAvail (T_fd_UartId device) { #if SERIAL_DYNAMIC_SWITCH return (data_flow_parameters.bufSize); #else return (bufSize); #endif } /******************************************************************************* * * dummy_fd_EnterSleep * * Purpose: No action. * * Parameters: See SER_tr_EnterSleep. * * Return: 1 * ******************************************************************************/ static T_FDRET dummy_fd_EnterSleep (T_fd_UartId device) { return (1); } /******************************************************************************* * * dummy_fd_WakeUp * * Purpose: No action. * * Parameters: See SER_tr_WakeUp. * * Return: FD_OK: Successful operation. * ******************************************************************************/ static T_FDRET dummy_fd_WakeUp (T_fd_UartId device) { return (FD_OK); } /******************************************************************************* * * dummy_fd_ReadData * * Purpose: No action. * * Parameters: See SER_fd_ReadData. * * Return: 0 if the suspend parameter is set to 'sm_noSuspend'. * FD_SUSPENDED if the suspend parameter is set to 'sm_suspend'. * ******************************************************************************/ static T_FDRET dummy_fd_ReadData (T_fd_UartId device, T_suspendMode suspend, void (readOutFunc (SYS_BOOL cldFromIrq, T_reInstMode *reInstall, SYS_UWORD8 nsource, SYS_UWORD8 *source[], SYS_UWORD16 size[], SYS_UWORD32 state))) { T_FDRET result; if (suspend == sm_noSuspend) result = 0; else result = FD_SUSPENDED; return (result); } /******************************************************************************* * * dummy_fd_WriteData * * Purpose: The user's function is called with: * - cldFromIrq = 0 * - ndest = 1 * - dest[0] is a SYS_UWORD8 pointer on the beginning address of a local * buffer * - size[0] is set to data_flow_parameters.bufSize. * * Parameters: See SER_fd_WriteData. * * Return: The number of bytes written in the local buffer. * ******************************************************************************/ static T_FDRET dummy_fd_WriteData (T_fd_UartId device, T_suspendMode suspend, void (writeInFunc (SYS_BOOL cldFromIrq, T_reInstMode *reInstall, SYS_UWORD8 ndest, SYS_UWORD8 *dest[], SYS_UWORD16 size[]))) { T_reInstMode dummyInstall; SYS_UWORD8 *destination[2]; SYS_UWORD16 buffer_size[2]; destination[0] = &(fd_buffer[0]); #if SERIAL_DYNAMIC_SWITCH buffer_size[0] = data_flow_parameters.bufSize; #else buffer_size[0] = bufSize; #endif (*writeInFunc) (0, &dummyInstall, 1, &(destination[0]), &(buffer_size[0])); #if SERIAL_DYNAMIC_SWITCH return ((T_FDRET) (data_flow_parameters.bufSize - buffer_size[0])); #else return ((T_FDRET) (bufSize - buffer_size[0])); #endif } /******************************************************************************* * * dummy_fd_StopRec * * Purpose: No action. * * Parameters: See SER_fd_StopRec. * * Return: FD_OK: Successful operation. * ******************************************************************************/ static T_FDRET dummy_fd_StopRec (T_fd_UartId device) { return (FD_OK); } /******************************************************************************* * * dummy_fd_StartRec * * Purpose: No action. * * Parameters: See SER_fd_StartRec. * * Return: FD_OK: Successful operation. * ******************************************************************************/ static T_FDRET dummy_fd_StartRec (T_fd_UartId device) { return (FD_OK); } /******************************************************************************* * * dummy_fd_GetLineState * * Purpose: Sets the RXBLEV field to the bufSize value. * * Parameters: See SER_fd_GetLineState. * * Return: FD_OK: Successful operation. * ******************************************************************************/ static T_FDRET dummy_fd_GetLineState (T_fd_UartId device, SYS_UWORD32 *state) { #if SERIAL_DYNAMIC_SWITCH *state = data_flow_parameters.bufSize << RXBLEV; #else *state = bufSize << RXBLEV; #endif return (FD_OK); } /******************************************************************************* * * dummy_fd_SetLineState * * Purpose: No action. * * Parameters: See SER_fd_SetLineState. * * Return: FD_OK: Successful operation. * ******************************************************************************/ static T_FDRET dummy_fd_SetLineState (T_fd_UartId device, SYS_UWORD32 state, SYS_UWORD32 mask) { return (FD_OK); } /******************************************************************************* * * dummy_fd_CheckXEmpty * * Purpose: No action. * * Parameters: See SER_fd_CheckXEmpty. * * Return: FD_OK: Successful operation. * ******************************************************************************/ static T_FDRET dummy_fd_CheckXEmpty (T_fd_UartId device) { return (FD_OK); } #ifdef BTEMOBILE /******************************************************************************* * * dummy_bt_Init * * Purpose: No action. * * Parameters: See SER_bt_Init. * * Return: HCI_OK: Successful operation. * ******************************************************************************/ static T_HCI_RET dummy_bt_Init (T_bt_UartId uart_device) { return (HCI_OK); } /******************************************************************************* * * dummy_bt_Start * * Purpose: No action. * * Parameters: See SER_bt_Start. * * Return: HCI_OK: Successful operation. * ******************************************************************************/ static T_HCI_RET dummy_bt_Start (void) { return (HCI_OK); } /******************************************************************************* * * dummy_bt_Stop * * Purpose: No action. * * Parameters: See SER_bt_Stop. * * Return: HCI_OK: Successful operation. * ******************************************************************************/ static T_HCI_RET dummy_bt_Stop (void) { return (HCI_OK); } /******************************************************************************* * * dummy_bt_Kill * * Purpose: No action. * * Parameters: See SER_bt_Kill. * * Return: HCI_OK: Successful operation. * ******************************************************************************/ static T_HCI_RET dummy_bt_Kill (void) { return (HCI_OK); } /******************************************************************************* * * dummy_bt_SetBaudrate * * Purpose: No action. * * Parameters: See SER_bt_SetBaudrate. * * Return: HCI_OK: Successful operation. * ******************************************************************************/ static T_HCI_RET dummy_bt_SetBaudrate (UINT8 baudrate) { return (HCI_OK); } /******************************************************************************* * * dummy_bt_TransmitPacket * * Purpose: No action. * * Parameters: See SER_bt_TransmitPacket. * * Return: HCI_OK: Successful operation. * ******************************************************************************/ static T_HCI_RET dummy_bt_TransmitPacket (void *uart_tx_buffer) { return (HCI_OK); } /******************************************************************************* * * dummy_bt_EnterSleep * * Purpose: No action. * * Parameters: See SER_bt_EnterSleep. * * Return: TRUE. * ******************************************************************************/ static SYS_BOOL dummy_bt_EnterSleep (void) { return (TRUE); } /******************************************************************************* * * dummy_bt_WakeUp * * Purpose: No action. * * Parameters: See SER_bt_WakeUp * * Return: HCI_OK: none * ******************************************************************************/ static void dummy_bt_WakeUp (void) { /* * No action. */ } #endif /* BTEMOBILE */ /******************************************************************************* * * analyze_uart_sleep_timer_expiration * * Purpose : The timer has just expired. If requested, UARTs can again be set * up to enter Deep Sleep. * * Arguments: In : id: parameter not used. * Out: none * * Returns : none * ******************************************************************************/ static VOID analyze_uart_sleep_timer_expiration (UNSIGNED id) { /* * Timer has expired. * UARTs can again be set up for Deep Sleep. */ (void) NU_Control_Timer (&uart_sleep_timer, NU_DISABLE_TIMER); uart_sleep_timer_enabled = 0; } /******************************************************************************* * * start_uart_sleep_timer * * Purpose : Starts the sleep timer once UARTs have been waked-up by an * interrupt or if new incoming characters have been received. * * Arguments: In : none * Out: none * * Returns : none * ******************************************************************************/ static void start_uart_sleep_timer (void) { /* * UART sleep timer is started. * UARTs can't no more be set up for Deep Sleep until the timer expires. */ (void) NU_Reset_Timer (&uart_sleep_timer, &analyze_uart_sleep_timer_expiration, WAKE_UP_TIME_IN_TDMA, 0, /* The timer expires once. */ NU_DISABLE_TIMER); (void) NU_Control_Timer (&uart_sleep_timer, NU_ENABLE_TIMER); } /******************************************************************************* * * set_flow_functions * * Purpose: Initializes a serial data flow functions set with the set of * functions of the selected device. * * Parameters: In : flow : index of the serial data flow * serial_driver: allows knowing which set of functions must * be selected * Out: none * * Return: none * ******************************************************************************/ static void set_flow_functions (int flow, T_SerialDriver serial_driver) { switch (serial_driver) { case UART_MODEM_FAX_DATA: #if CONFIG_FDMODEM fd_functions = &uart_modem_fax_data; int_uart[fd_functions->device].device_used = 1; int_uart[fd_functions->device].flow_type = FAX_DATA_FLOW; int_uart[fd_functions->device].flow_id = flow; int_uart[fd_functions->device].interrupt_handler = UAF_InterruptHandler; break; #endif case DUMMY_FAX_DATA: fd_functions = &dummy_fax_data; break; case UART_IRDA_TRACE: case UART_MODEM_TRACE: #if (CHIPSET == 12) case UART_MODEM2_TRACE: #endif if (serial_driver == UART_IRDA_TRACE) tr_functions[flow] = &uart_irda_trace; else { #if (CHIPSET == 12) if (serial_driver == UART_MODEM2_TRACE) tr_functions[flow] = &uart_modem2_trace; else #endif tr_functions[flow] = &uart_modem_trace; } int_uart[tr_functions[flow]->device].device_used = 1; int_uart[tr_functions[flow]->device].flow_type = TRACE_FLOW; int_uart[tr_functions[flow]->device].flow_id = flow; int_uart[tr_functions[flow]->device].interrupt_handler = UA_InterruptHandler; break; case DUMMY_TRACE: tr_functions[flow] = &dummy_trace; break; case DUMMY_BT_HCI: /* * if serial_driver = DUMMY_BT_HCI & if BTEMOBILE is not defined * no action is performed. */ #ifdef BTEMOBILE bt_functions = &dummy_bt_hci; break; case UART_IRDA_BT_HCI: case UART_MODEM_BT_HCI: #if (CHIPSET == 12) case UART_MODEM2_BT_HCI: #endif if (serial_driver == UART_IRDA_BT_HCI) bt_functions = &uart_irda_bt_hci; else { #if (CHIPSET == 12) if (serial_driver == UART_MODEM2_BT_HCI) bt_functions = &uart_modem2_bt_hci; else #endif bt_functions = &uart_modem_bt_hci; } int_uart[bt_functions->device].device_used = 1; int_uart[bt_functions->device].flow_type = BLUETOOTH_HCI_FLOW; int_uart[bt_functions->device].flow_id = flow; int_uart[bt_functions->device].interrupt_handler = hciu_interrupt_handler; #endif /* BTEMOBILE */ break; } } /******************************************************************************* * * SER_InitSerialConfig * * Purpose: The parameter serial_info allows knowing all serial information * necessary to set up the serial configuration of an application. * From this information, the function is able to determine if the * current serial configuration read out from the flash memory is * valid. If it does not correspond to an allowed configuration, the * default configuration is selected. This function must be called at * the application's initialization, but never after. * * Parameters: In : serial_info: application serial information like the default * configuration and all allowed configurations. * Out: none * * Return: none * ******************************************************************************/ void SER_InitSerialConfig (const T_AppliSerialInfo *serial_info) { int uart_id; int flow; SYS_UWORD16 serial_driver; SYS_UWORD16 *allowed_config; SYS_UWORD8 nb_allowed_config; SYS_BOOL valid_config_selected; SYS_BOOL uart_used; SYS_BOOL uart_used_for_trace; SYS_UWORD16 current_config; SYS_UWORD16 *pt_current_config = &(current_config); /* * Basic UARTs initializations. */ for (uart_id = 0; uart_id < NUMBER_OF_TR_UART; uart_id++) { int_uart[uart_id].base_address = uart_base_address[uart_id]; int_uart[uart_id].device_used = 0; int_uart[uart_id].deep_sleep_set_up = 0; } #if ((CHIPSET == 2) || (CHIPSET == 3)) uart_spurious_interrupts = 0; #elif ((CHIPSET == 4) || (CHIPSET == 5) || (CHIPSET == 6) || (CHIPSET == 7) || (CHIPSET == 8) || (CHIPSET == 9) || (CHIPSET == 10) || (CHIPSET == 11) || (CHIPSET == 12)) uart_modem_spurious_interrupts = 0; uart_irda_spurious_interrupts = 0; #endif #if (CHIPSET == 12) uart_modem2_spurious_interrupts = 0; #endif uart_sleep_timer_enabled = 0; /* * Compute the current serial configuration. */ for (uart_id = 0; uart_id < NUMBER_OF_TR_UART; uart_id++) { switch (ser_cfg_info[uart_id]) { case G23_PANEL: serial_cfg = serial_cfg + ((uart_id + 1) << (12 - (4 * SER_PROTOCOL_STACK))); break; case RIVIERA_TRACE_MUX: serial_cfg = serial_cfg + ((uart_id + 1) << (12 - (4 * SER_LAYER_1))); break; case FD_AT_COMMAND: serial_cfg = serial_cfg + ((uart_id + 1) << (12 - (4 * SER_FAX_DATA))); break; case BLUETOOTH_HCI: serial_cfg = serial_cfg + ((uart_id + 1) << (12 - (4 * SER_BLUETOOTH_HCI))); break; case DUMMY: break; } } current_config = serial_cfg; valid_config_selected = 0; nb_allowed_config = serial_info->num_config; /* * Checks if the current serial config is one of the allowed. */ while ((nb_allowed_config > 0) && !valid_config_selected) { nb_allowed_config--; allowed_config = (SYS_UWORD16 *) &(serial_info->allowed_config[nb_allowed_config]); if (*pt_current_config == *allowed_config) valid_config_selected = 1; } /* * If not, the default configuration is selected. */ if (!valid_config_selected) { pt_current_config = (SYS_UWORD16 *)&(serial_info->default_config); #if SERIAL_DYNAMIC_SWITCH /* * Setup the global variable accordingly. * The following default value are identical to the ones defined at * the application initialization in init.c. */ #ifdef BT_UART_USED_MODEM memcpy (ser_cfg_info, "RB", NUMBER_OF_TR_UART); #else memcpy (ser_cfg_info, "BR", NUMBER_OF_TR_UART); #endif #endif } /* * The serial data flow functions set is initialized. */ flow = 0; while (flow < SER_MAX_NUMBER_OF_FLOWS) { serial_driver = (T_SerialDriver) (((*pt_current_config) >> (12 - flow * 4)) & 0x000F); set_flow_functions (flow, serial_driver); flow++; } /* * Checks if both UARTs are used. * If not, performs minimum initialization including Sleep Mode. * Checks also if at least one UART is used by a Trace flow. * If so, create a HISR in order to reset and restart the sleep timer * in case of incoming characters. */ uart_used = 0; uart_used_for_trace = 0; for (uart_id = 0; uart_id < NUMBER_OF_TR_UART; uart_id++) { if (!(int_uart[uart_id].device_used)) initialize_uart_sleep (uart_id); else { /* if (int_uart[uart_id].device_used) */ uart_used = 1; /* At least one UART is used */ if (int_uart[uart_id].flow_type == TRACE_FLOW) { /* At least one UART used by a Trace flow */ uart_used_for_trace = 1; } } } /* * If at least one uart is used, create a timer to figure out if the system * can enter deep sleep mode regarding the UARTs. */ if (uart_used) { (void) NU_Create_Timer ( &uart_sleep_timer, "Sleep", &analyze_uart_sleep_timer_expiration, 0, /* Parameter supplied to the routine: not used. */ WAKE_UP_TIME_IN_TDMA, 0, /* The timer expires once. */ NU_DISABLE_TIMER); /* * If at least one uart is used by a Trace flow, create a HISR to reset * and restart the sleep timer. */ if (uart_used_for_trace) { /* * The stack is entirely filled with the pattern 0xFE. */ memset (&(timer_hisr_stack[0]), 0xFE, TIMER_HISR_STACK_SIZE); /* * The HISR entry function is the same function than the one called * by the Rx HISR of the UARTFAX, since the only aim is to reset * and restart the sleep timer in case of incoming characters on * the Trace UART. */ (void) NU_Create_HISR ( &timer_hisr_ctrl_block, "Tim_HISR", SER_restart_uart_sleep_timer, TIMER_HISR_PRIORITY, &(timer_hisr_stack[0]), TIMER_HISR_STACK_SIZE); } } } /******************************************************************************* * * SER_WriteConfig * * Purpose: TBD * * Parameters: In : new_config: TBD * write_to_flash: TBD * Out: none * * Return: 0 (FALSE) : In case of error while trying to write file in FFS * >= 1 (TRUE) : Successful operation. * ******************************************************************************/ SYS_BOOL SER_WriteConfig (char *new_config, SYS_BOOL write_to_flash) { #if SERIAL_DYNAMIC_SWITCH int uart_id; SYS_BOOL status = 1; for (uart_id = 0; uart_id < NUMBER_OF_TR_UART; uart_id++) ser_new_cfg[uart_id] = *new_config++; /* * Write in flash the new serial configuration if requested. */ if (write_to_flash) { if (ffs_fwrite (uart_config_file, ser_new_cfg, NUMBER_OF_TR_UART) < EFFS_OK) { status = 0; } } return (status); #else /* * Real Dynamic Switch is only available with Bluetooth AND all chips but * Calypso+. */ return (1); #endif } /******************************************************************************* * * SER_ImmediateSwitch * * Purpose: TBD * * Parameters: In : none * Out: none * * Return: 0 (FALSE) : In case of error. * >= 1 (TRUE) : Successful operation. * ******************************************************************************/ SYS_BOOL SER_ImmediateSwitch (void) { #if SERIAL_DYNAMIC_SWITCH int uart_id; SYS_BOOL valid_config = 0; T_AppliSerialInfo *serial_info = &appli_ser_cfg_info; SYS_UWORD8 nb_allowed_config = serial_info->num_config; SYS_UWORD16 *allowed_config; int flow; T_SerialDriver serial_flows[SER_MAX_NUMBER_OF_FLOWS]; T_tr_UartId uart_nb; /* * First check if the new serial configuration is actually different from * the previous one. A return is used to simplify the code. */ if (!memcmp (ser_new_cfg, ser_cfg_info, NUMBER_OF_TR_UART)) return (1); /* new config and old config are identical => nothing to do */ /* * Then check if the new serial config is valid or not. * At that point, we assume that a serial config is valid if and only if the * Bluetooth HCI flow is still enabled and still uses the same UART. * Reset the current serial config, and compute the new one. */ serial_cfg = 0x0048; /* All dummies */ for (uart_id = 0; uart_id < NUMBER_OF_TR_UART; uart_id++) { switch (ser_new_cfg[uart_id]) { case G23_PANEL: serial_cfg = serial_cfg + ((uart_id + 1) << (12 - (4 * SER_PROTOCOL_STACK))); break; case RIVIERA_TRACE_MUX: serial_cfg = serial_cfg + ((uart_id + 1) << (12 - (4 * SER_LAYER_1))); break; case FD_AT_COMMAND: serial_cfg = serial_cfg + ((uart_id + 1) << (12 - (4 * SER_FAX_DATA))); break; case BLUETOOTH_HCI: serial_cfg = serial_cfg + ((uart_id + 1) << (12 - (4 * SER_BLUETOOTH_HCI))); /* * Check if the Bluetooth HCI flow is enabled on the same UART. */ if (ser_cfg_info[uart_id] == BLUETOOTH_HCI) valid_config = 1; break; case DUMMY: break; } } if (!valid_config) return (0); /* Bluetooth HCI flow not enabled in the new serial config, or enabled but using a different UART. */ /* * Finally check if the new serial config is allowed by the application. */ valid_config = 0; while ((nb_allowed_config > 0) && !valid_config) { nb_allowed_config--; allowed_config = (SYS_UWORD16 *) &(serial_info->allowed_config[nb_allowed_config]); if (serial_cfg == *allowed_config) valid_config = 1; } if (!valid_config) /* the new config is not allowed by the application */ return (0); /* * From now on, Dynamic Switch is being processed. */ dynamic_switch = 1; /* * Disable UART interrupts until new serial config setup is complete. */ #if ((CHIPSET == 4) || (CHIPSET == 5) || (CHIPSET == 6) || (CHIPSET == 7) || (CHIPSET == 8) || (CHIPSET == 9) || (CHIPSET == 10) || (CHIPSET == 11)) IQ_Mask (IQ_UART_IRDA_IT); #endif IQ_Mask (IQ_UART_IT); /* * Reset UARTs set-up. */ for (uart_id = 0; uart_id < NUMBER_OF_TR_UART; uart_id++) { int_uart[uart_id].device_used = 0; int_uart[uart_id].deep_sleep_set_up = 0; int_uart[uart_id].interrupt_handler = NULL; } /* * All function pointers are set to dummy functions. */ rvf_disable (21); /* beginning of the critical section */ for (flow = 0; flow < SER_MAX_NUMBER_OF_FLOWS; flow++) tr_functions[flow] = &dummy_trace; fd_functions = &dummy_fax_data; bt_functions = &dummy_bt_hci; rvf_enable (); /* end of the critical section */ /* * Calls the Exit function of the UARTFAX driver if it was previously used. */ if (uart_fd_initialized) { /* * UART IrDA can't be used for F&D/AT-Cmd flow => UART Modem was used * by the F&D/AT-Cmd flow. */ if (UAF_Exit (UAF_UART_1) == FD_OK) { uart_fd_initialized = 0; } } else { /* * AT that point, since the Bluetooth HCI flow already uses one UART, * and since the second UART was not used by the F&D/AT-Cmd flow, we * assume it was used by a Trace flow. Therefore, the HISR used to * reset and restart the sleep timer is deleted. */ (void) NU_Delete_HISR (&timer_hisr_ctrl_block); } /* * Initialization of the new flows (Only AT-Cmd/F&D or Riviera/Layer1 Trace) * and their associated UARTs HW (Irda or Modem) & SW (Trace or Fax&Data). */ for (flow = 0; flow < SER_MAX_NUMBER_OF_FLOWS; flow++) { serial_flows[flow] = (T_SerialDriver) ((serial_cfg >> (12 - flow * 4)) & 0x000F); switch (serial_flows[flow]) { /* * For Riviera/Layer1 Trace flow, default baudrate is 115200 bps * and callback function is defined in rvt_def_i.h. */ case UART_IRDA_TRACE: case UART_MODEM_TRACE: if (serial_flows[flow] == UART_IRDA_TRACE) uart_nb = UA_UART_0; else /* if (serial_flows[flow] == UART_MODEM_TRACE) */ uart_nb = UA_UART_1; if (flow == SER_LAYER_1) { UA_Init (uart_nb, TR_BAUD_CONFIG, rvt_activate_RX_HISR); /* * Create the HISR used to reset and restart the sleep * timer in case of incoming characters on the Trace flow. * The stack is entirely filled with the pattern 0xFE. */ memset (&(timer_hisr_stack[0]), 0xFE, TIMER_HISR_STACK_SIZE); (void) NU_Create_HISR ( &timer_hisr_ctrl_block, "Tim_HISR", SER_restart_uart_sleep_timer, TIMER_HISR_PRIORITY, &(timer_hisr_stack[0]), TIMER_HISR_STACK_SIZE); } else /* Other Trace flows are disabled */ initialize_uart_sleep (uart_nb); break; /* * For At-Cmd/F&D flow, functions are called in the appropriate * order with the saved parameters. * This has been figured out from the G23 initialization. */ case UART_MODEM_FAX_DATA: /* Global Initialization */ if (UAF_Init (UAF_UART_1) == FD_OK) { uart_fd_initialized = 1; } /* Disable the driver */ UAF_Enable (UAF_UART_1, 0); /* Set the SW Buffers parameters */ UAF_SetBuffer (UAF_UART_1, data_flow_parameters.bufSize, data_flow_parameters.rxThreshold, data_flow_parameters.txThreshold); /* Set the Escape Sequence parameters (1st call) */ UAF_SetEscape (UAF_UART_1, data_flow_parameters.escChar[0], data_flow_parameters.guardPeriod[0]); /* Set the Communication parameters (1st call) */ UAF_SetComPar (UAF_UART_1, data_flow_parameters.baudrate[0], data_flow_parameters.bpc[0], data_flow_parameters.sb[0], data_flow_parameters.parity[0]); /* Set the Flow Control parameters (1st call) */ UAF_SetFlowCtrl (UAF_UART_1, data_flow_parameters.fcMode[0], data_flow_parameters.XON[0], data_flow_parameters.XOFF[0]); /* Set the Communication parameters (2nd call) */ UAF_SetComPar (UAF_UART_1, data_flow_parameters.baudrate[1], data_flow_parameters.bpc[1], data_flow_parameters.sb[1], data_flow_parameters.parity[1]); /* Set the Flow Control parameters (2nd call) */ UAF_SetFlowCtrl (UAF_UART_1, data_flow_parameters.fcMode[1], data_flow_parameters.XON[1], data_flow_parameters.XOFF[1]); /* Set the Escape Sequence parameters (2nd call) */ UAF_SetEscape (UAF_UART_1, data_flow_parameters.escChar[1], data_flow_parameters.guardPeriod[1]); /* Enable the driver */ UAF_Enable (UAF_UART_1, 1); /* Get the number of input bytes available */ UAF_InpAvail (UAF_UART_1); /* Set the readOutFunc and the suspend mode */ UAF_ReadData (UAF_UART_1, data_flow_parameters.suspend_rd, data_flow_parameters.readOutFunc); /* Get the number of output bytes available (1st call) */ UAF_OutpAvail (UAF_UART_1); /* Set the states of the V.24 status lines (1st call) */ UAF_SetLineState (UAF_UART_1, data_flow_parameters.state[0], data_flow_parameters.mask[0]); /* Set the states of the V.24 status lines (2nd call) */ UAF_SetLineState (UAF_UART_1, data_flow_parameters.state[1], data_flow_parameters.mask[1]); /* Set the states of the V.24 status lines (3rd call) */ UAF_SetLineState (UAF_UART_1, data_flow_parameters.state[2], data_flow_parameters.mask[2]); /* Set the states of the V.24 status lines (4th call) */ UAF_SetLineState (UAF_UART_1, data_flow_parameters.state[3], data_flow_parameters.mask[3]); /* Set the writeInFunc and the suspend mode */ UAF_WriteData (UAF_UART_1, data_flow_parameters.suspend_wr, data_flow_parameters.writeInFunc); /* Get the number of output bytes available (2nd call) */ UAF_OutpAvail (UAF_UART_1); break; case UART_IRDA_BT_HCI: case UART_MODEM_BT_HCI: /* * Nothing to initialize for Bluetooth HCI flow since it does * use the same UART. */ case DUMMY_TRACE: case DUMMY_FAX_DATA: case DUMMY_BT_HCI: /* * Of course nothing to perform for Dummy flows. */ break; } } /* * All function pointers are set to the appropriate functions set. */ for (flow = 0; flow < SER_MAX_NUMBER_OF_FLOWS; flow++){ /* * For Dummy flows, pointers to dummy functions are already set. */ if ((serial_flows[flow] != DUMMY_TRACE) && (serial_flows[flow] != DUMMY_FAX_DATA) && (serial_flows[flow] != DUMMY_BT_HCI)) { rvf_disable (21); /* beginning of the critical section */ set_flow_functions (flow, serial_flows[flow]); rvf_enable (); /* end of the critical section */ } } /* * Dynamic Switch has been processed. * The new serial config is actually stored. */ dynamic_switch = 0; for (uart_id = 0; uart_id < NUMBER_OF_TR_UART; uart_id++) ser_cfg_info[uart_id] = ser_new_cfg[uart_id]; /* * Re-enable UART interrupts. */ #if ((CHIPSET == 4) || (CHIPSET == 5) || (CHIPSET == 6) || (CHIPSET == 7) || (CHIPSET == 8) || (CHIPSET == 9) || (CHIPSET == 10) || (CHIPSET == 11)) IQ_Unmask (IQ_UART_IRDA_IT); #endif IQ_Unmask (IQ_UART_IT); #endif /* * Real Dynamic Switch is only available with Bluetooth AND all chips but * Calypso+. */ return (1); } /******************************************************************************* * * All functions SER_tr_xxx and SER_fd_xxx call a function of the UART trace * driver or the UART fax & data driver. * All functions SER_bt_xxx call a function of the UART Bluetooth HCI driver. * See the function call for parameters and return values. * ******************************************************************************/ void SER_tr_Init (int serial_data_flow, T_tr_Baudrate baudrate, void (callback_function (void))) { tr_functions[serial_data_flow]->tr_Init ( tr_functions[serial_data_flow]->device, baudrate, callback_function); } SYS_UWORD32 SER_tr_ReadNChars (int serial_data_flow, char *buffer, SYS_UWORD32 chars_to_read) { return (tr_functions[serial_data_flow]->tr_ReadNChars ( tr_functions[serial_data_flow]->device, buffer, chars_to_read)); } SYS_UWORD32 SER_tr_ReadNBytes (int serial_data_flow, char *buffer, SYS_UWORD32 chars_to_read, SYS_BOOL *eof_detected) { return (tr_functions[serial_data_flow]->tr_ReadNBytes ( tr_functions[serial_data_flow]->device, buffer, chars_to_read, eof_detected)); } SYS_UWORD32 SER_tr_WriteNChars (int serial_data_flow, char *buffer, SYS_UWORD32 chars_to_write) { return (tr_functions[serial_data_flow]->tr_WriteNChars ( tr_functions[serial_data_flow]->device, buffer, chars_to_write)); } SYS_UWORD32 SER_tr_EncapsulateNChars (int serial_data_flow, char *buffer, SYS_UWORD32 chars_to_write) { return (tr_functions[serial_data_flow]->tr_EncapsulateNChars ( tr_functions[serial_data_flow]->device, buffer, chars_to_write)); } SYS_UWORD32 SER_tr_WriteNBytes (int serial_data_flow, SYS_UWORD8 *buffer, SYS_UWORD32 chars_to_write) { return (tr_functions[serial_data_flow]->tr_WriteNBytes ( tr_functions[serial_data_flow]->device, buffer, chars_to_write)); } void SER_tr_WriteChar (int serial_data_flow, char character) { tr_functions[serial_data_flow]->tr_WriteChar ( tr_functions[serial_data_flow]->device, character); } void SER_tr_WriteString (int serial_data_flow, char *buffer) { tr_functions[serial_data_flow]->tr_WriteString ( tr_functions[serial_data_flow]->device, buffer); } SYS_BOOL SER_tr_EnterSleep (int serial_data_flow) { return (tr_functions[serial_data_flow]->tr_EnterSleep ( tr_functions[serial_data_flow]->device)); } void SER_tr_WakeUp (int serial_data_flow) { tr_functions[serial_data_flow]->tr_WakeUp ( tr_functions[serial_data_flow]->device); } /* Dummy function for backward compatibility. */ T_FDRET SER_fd_Init (void) { return (FD_OK); } T_FDRET SER_fd_Initialize (void) { T_FDRET status; #if SERIAL_DYNAMIC_SWITCH data_flow_parameters.bufSize = FD_MAX_BUFFER_SIZE; #else bufSize = FD_MAX_BUFFER_SIZE; #endif status = fd_functions->fd_Initialize (fd_functions->device); #if SERIAL_DYNAMIC_SWITCH /* * Check if the UARTFAX driver has actually been initialized. */ if ((fd_functions->fd_Initialize == UAF_Init) && (status = FD_OK)) { uart_fd_initialized = 1; } #endif return (status); } T_FDRET SER_fd_Enable (SYS_BOOL enable) { return (fd_functions->fd_Enable (fd_functions->device, enable)); } T_FDRET SER_fd_SetComPar (T_baudrate baudrate, T_bitsPerCharacter bpc, T_stopBits sb, T_parity parity) { #if SERIAL_DYNAMIC_SWITCH if (fd_UAF_SetComPar < 2) { /* * Stores the parameters in order to be able to retrieve them in case of * Dynamic Sitch. */ data_flow_parameters.baudrate[fd_UAF_SetComPar] = baudrate; data_flow_parameters.bpc[fd_UAF_SetComPar] = bpc; data_flow_parameters.sb[fd_UAF_SetComPar] = sb; data_flow_parameters.parity[fd_UAF_SetComPar] = parity; /* * Number of calls to SER_fd_SetComPar. */ fd_UAF_SetComPar++; } #endif return (fd_functions->fd_SetComPar ( fd_functions->device, baudrate, bpc, sb, parity)); } T_FDRET SER_fd_SetBuffer (SYS_UWORD16 bufSize, SYS_UWORD16 rxThreshold, SYS_UWORD16 txThreshold) { #if SERIAL_DYNAMIC_SWITCH if (fd_UAF_SetBuffer < 1) { /* * Stores the parameters in order to be able to retrieve them in case of * Dynamic Sitch. */ data_flow_parameters.bufSize = bufSize; data_flow_parameters.rxThreshold = rxThreshold; data_flow_parameters.txThreshold = txThreshold; /* * Number of calls to SER_fd_SetBuffer. */ fd_UAF_SetBuffer++; } #endif return (fd_functions->fd_SetBuffer ( fd_functions->device, bufSize, rxThreshold, txThreshold)); } T_FDRET SER_fd_SetFlowCtrl (T_flowCtrlMode fcMode, SYS_UWORD8 XON, SYS_UWORD8 XOFF) { #if SERIAL_DYNAMIC_SWITCH if (fd_UAF_SetFlowCtrl < 2) { /* * Stores the parameters in order to be able to retrieve them in case of * Dynamic Sitch. */ data_flow_parameters.fcMode[fd_UAF_SetFlowCtrl] = fcMode; data_flow_parameters.XON[fd_UAF_SetFlowCtrl] = XON; data_flow_parameters.XOFF[fd_UAF_SetFlowCtrl] = XOFF; /* * Number of calls to SER_fd_SetFlowCtrl. */ fd_UAF_SetFlowCtrl++; } #endif return (fd_functions->fd_SetFlowCtrl ( fd_functions->device, fcMode, XON, XOFF)); } T_FDRET SER_fd_SetEscape (char escChar, SYS_UWORD16 guardPeriod) { #if SERIAL_DYNAMIC_SWITCH if (fd_UAF_SetEscape < 2) { /* * Stores the parameters in order to be able to retrieve them in case of * Dynamic Sitch. */ data_flow_parameters.escChar[fd_UAF_SetEscape] = escChar; data_flow_parameters.guardPeriod[fd_UAF_SetEscape] = guardPeriod; /* * Number of calls to SER_fd_SetEscape. */ fd_UAF_SetEscape++; } #endif return (fd_functions->fd_SetEscape ( fd_functions->device, escChar, guardPeriod)); } T_FDRET SER_fd_InpAvail (void) { return (fd_functions->fd_InpAvail (fd_functions->device)); } T_FDRET SER_fd_OutpAvail (void) { return (fd_functions->fd_OutpAvail (fd_functions->device)); } T_FDRET SER_fd_EnterSleep (void) { return (fd_functions->fd_EnterSleep (fd_functions->device)); } T_FDRET SER_fd_WakeUp (void) { return (fd_functions->fd_WakeUp (fd_functions->device)); } T_FDRET SER_fd_ReadData (T_suspendMode suspend, void (readOutFunc (SYS_BOOL cldFromIrq, T_reInstMode *reInstall, SYS_UWORD8 nsource, SYS_UWORD8 *source[], SYS_UWORD16 size[], SYS_UWORD32 state))) { #if SERIAL_DYNAMIC_SWITCH if (fd_UAF_ReadData < 1) { /* * Stores the parameters in order to be able to retrieve them in case of * Dynamic Sitch. */ data_flow_parameters.suspend_rd = suspend; data_flow_parameters.readOutFunc = readOutFunc; /* * Number of calls to SER_fd_ReadData. */ fd_UAF_ReadData++; } #endif return (fd_functions->fd_ReadData ( fd_functions->device, suspend, readOutFunc)); } T_FDRET SER_fd_WriteData (T_suspendMode suspend, void (writeInFunc (SYS_BOOL cldFromIrq, T_reInstMode *reInstall, SYS_UWORD8 ndest, SYS_UWORD8 *dest[], SYS_UWORD16 size[]))) { #if SERIAL_DYNAMIC_SWITCH if (fd_UAF_WriteData < 1) { /* * Stores the parameters in order to be able to retrieve them in case of * Dynamic Sitch. */ data_flow_parameters.suspend_wr = suspend; data_flow_parameters.writeInFunc = writeInFunc; /* * Number of calls to SER_fd_WriteData. */ fd_UAF_WriteData++; } #endif return (fd_functions->fd_WriteData ( fd_functions->device, suspend, writeInFunc)); } T_FDRET SER_fd_StopRec (void) { return (fd_functions->fd_StopRec (fd_functions->device)); } T_FDRET SER_fd_StartRec (void) { return (fd_functions->fd_StartRec (fd_functions->device)); } T_FDRET SER_fd_GetLineState (SYS_UWORD32 *state) { return (fd_functions->fd_GetLineState (fd_functions->device, state)); } T_FDRET SER_fd_SetLineState (SYS_UWORD32 state, SYS_UWORD32 mask) { #if SERIAL_DYNAMIC_SWITCH if (fd_UAF_SetLineState < 4) { /* * Stores the parameters in order to be able to retrieve them in case of * Dynamic Sitch. */ data_flow_parameters.state[fd_UAF_SetLineState] = state; data_flow_parameters.mask[fd_UAF_SetLineState] = mask; /* * Number of calls to SER_fd_SetLineState. */ fd_UAF_SetLineState++; } #endif return (fd_functions->fd_SetLineState (fd_functions->device, state, mask)); } T_FDRET SER_fd_CheckXEmpty (void) { return (fd_functions->fd_CheckXEmpty (fd_functions->device)); } #ifdef BTEMOBILE T_HCI_RET SER_bt_Init (void) { return (bt_functions->bt_Init (bt_functions->device)); } T_HCI_RET SER_bt_Start (void) { return (bt_functions->bt_Start ()); } T_HCI_RET SER_bt_Stop (void) { return (bt_functions->bt_Stop ()); } T_HCI_RET SER_bt_Kill (void) { return (bt_functions->bt_Kill ()); } T_HCI_RET SER_bt_SetBaudrate (UINT8 baudrate) { return (bt_functions->bt_SetBaudrate (baudrate)); } T_HCI_RET SER_bt_TransmitPacket (void *uart_tx_buffer) { return (bt_functions->bt_TransmitPacket (uart_tx_buffer)); } SYS_BOOL SER_bt_EnterSleep (void) { return (bt_functions->bt_EnterSleep()); } void SER_bt_WakeUp (void) { bt_functions->bt_WakeUp(); } #endif /* BTEMOBILE */ /******************************************************************************* * * SER_UartSleepStatus * * Purpose: This function checks if both UARTs are ready to enter Deep Sleep. * * Parameters: In : none * Out: none * * Return: 0 : Deep Sleep is not possible. * >= 1 : Deep Sleep is possible. * ******************************************************************************/ SYS_BOOL SER_UartSleepStatus (void) { t_uart *uart; int uart_id; SYS_BOOL status; /* * Check first if the sleep timer is active or if a Dynamic Switch is * being processed. A return is used to simplify the code. */ #if SERIAL_DYNAMIC_SWITCH if (uart_sleep_timer_enabled || dynamic_switch) #else if (uart_sleep_timer_enabled) #endif return (0); /* * Check if both UARTs are ready to enter Deep Sleep. */ status = 1; uart_id = 0; while ((uart_id < NUMBER_OF_TR_UART) && (status)) { uart = &(int_uart[uart_id]); /* * Check if the specified UART is actually used. */ if (uart->device_used) { /* * Check if the specified UART is used by a Trace or * by a Fax & Data flow. */ if (uart->flow_type == TRACE_FLOW) status = SER_tr_EnterSleep (uart->flow_id); else if (uart->flow_type == FAX_DATA_FLOW) status = (SYS_BOOL) SER_fd_EnterSleep (); #ifdef BTEMOBILE else if (uart->flow_type == BLUETOOTH_HCI_FLOW) status = SER_bt_EnterSleep(); #endif else status = 0; if (status) { /* * The specified UART is now set up for Deep Sleep. */ uart->deep_sleep_set_up = 1; } } uart_id++; } /* * Check if Deep Sleep is finally possible. * If not revert eventual Deep Sleep settings. */ if (!status) { for (uart_id = 0; uart_id < NUMBER_OF_TR_UART; uart_id++) { uart = &(int_uart[uart_id]); /* * If the specified used UART has already been set up for * Deep Sleep, revert these settings. */ if ((uart->device_used) && (uart->deep_sleep_set_up)) { /* * Check if the specified UART is used by a Trace or * by a Fax & Data flow. * Bluetooth HCI can not yet handled Deep Sleep Mode. */ if (uart->flow_type == TRACE_FLOW) SER_tr_WakeUp (uart->flow_id); else if (uart->flow_type == FAX_DATA_FLOW) SER_fd_WakeUp (); #ifdef BTEMOBILE else if (uart->flow_type == BLUETOOTH_HCI_FLOW) SER_bt_WakeUp (); #endif uart->deep_sleep_set_up = 0; } } } return (status); } /******************************************************************************* * * SER_WakeUpUarts * * Purpose: This function wakes up used UARTs after Deep Sleep. * * Parameters: In : none * Out: none * * Return: none * ******************************************************************************/ void SER_WakeUpUarts (void) { t_uart *uart; int uart_id; if (uart_sleep_timer_enabled) start_uart_sleep_timer (); for (uart_id = 0; uart_id < NUMBER_OF_TR_UART; uart_id++) { uart = &(int_uart[uart_id]); /* * Check if the specified UART is actually used, and has not yet * been waked up. */ if ((uart->device_used) && (uart->deep_sleep_set_up)) { /* * Check if the specified UART is used by a Trace or * by a Fax & Data flow. * Bluetooth HCI can not yet handled Deep Sleep Mode. */ if (uart->flow_type == TRACE_FLOW) SER_tr_WakeUp (uart->flow_id); else if (uart->flow_type == FAX_DATA_FLOW) SER_fd_WakeUp (); #ifdef BTEMOBILE else if (uart->flow_type == BLUETOOTH_HCI_FLOW) SER_bt_WakeUp (); #endif /* * The specified UART is no more set up for Deep Sleep. */ uart->deep_sleep_set_up = 0; } } } /******************************************************************************* * * SER_restart_uart_sleep_timer * * Purpose : Resets and restarts the sleep timer each time some characters are * received. * * Arguments: In : none * Out: none * * Returns : none * ******************************************************************************/ void SER_restart_uart_sleep_timer (void) { /* * First disable the timer. */ (void) NU_Control_Timer (&uart_sleep_timer, NU_DISABLE_TIMER); /* * Then start again this timer for a new period. */ start_uart_sleep_timer (); } /******************************************************************************* * * SER_activate_timer_hisr * * Purpose : Activates the timer HISR to reset and restart the sleep timer * each time some characters are received. * * Arguments: In : none * Out: none * * Returns : none * ******************************************************************************/ void SER_activate_timer_hisr (void) { (void) NU_Activate_HISR (&timer_hisr_ctrl_block); } #if ((CHIPSET == 2) || (CHIPSET == 3)) /******************************************************************************* * * SER_uart_handler * * Purpose : UART interrupt handler. * * Arguments: In : none * Out: none * * Returns : none * ******************************************************************************/ void SER_uart_handler (void) { SYS_UWORD8 interrupt_status; t_uart *uart; int uart_id; SYS_BOOL it_identified; it_identified = 0; /* * Check first for a wake-up interrupt. */ uart_id = 0; while ((uart_id < NUMBER_OF_TR_UART) && (!it_identified)) { uart = &(int_uart[uart_id]); interrupt_status = READ_UART_REGISTER (uart, SSR); if (interrupt_status & RX_CTS_WAKE_UP_STS) { /* Wake-up IT has occurred */ it_identified = 1; uart_sleep_timer_enabled = 1; DISABLE_WAKE_UP_INTERRUPT (uart); } uart_id++; } /* * If no wake-up interrupt has been detected, check then systematically * both UARTs for other interrupt causes. */ if (!it_identified) { for (uart_id = 0; uart_id < NUMBER_OF_TR_UART; uart_id++) { uart = &(int_uart[uart_id]); interrupt_status = READ_UART_REGISTER (uart, IIR) & IIR_BITS_USED; if (!(interrupt_status & IT_NOT_PENDING)) { it_identified = 1; (*(uart->interrupt_handler)) (uart_id, interrupt_status); } else { if ((uart_id == UA_UART_1) && (!it_identified)) uart_spurious_interrupts++; } } } } #elif ((CHIPSET == 4) || (CHIPSET == 5) || (CHIPSET == 6) || (CHIPSET == 7) || (CHIPSET == 8) || (CHIPSET == 9) || (CHIPSET == 10) || (CHIPSET == 11) || (CHIPSET == 12)) /******************************************************************************* * * SER_uart_modem_handler * * Purpose : UART MODEM interrupt handler. * * Arguments: In : none * Out: none * * Returns : none * ******************************************************************************/ void SER_uart_modem_handler (void) { SYS_UWORD8 interrupt_status; t_uart *uart; SYS_BOOL it_wakeup_identified; it_wakeup_identified = 0; uart = &(int_uart[UA_UART_1]); /* * Check first for a wake-up interrupt. */ interrupt_status = READ_UART_REGISTER (uart, SSR); if (interrupt_status & RX_CTS_WAKE_UP_STS) { /* Wake-up IT has occurred */ it_wakeup_identified = 1; uart_sleep_timer_enabled = 1; #ifdef BTEMOBILE if (uart->flow_type == BLUETOOTH_HCI_FLOW) { interrupt_status = READ_UART_REGISTER (uart, IIR) & IIR_BITS_USED; (*(uart->interrupt_handler)) (UA_UART_1, interrupt_status); } #endif /* BTEMOBILE */ DISABLE_WAKE_UP_INTERRUPT (uart); } /* * If no wake-up interrupt has been detected, check UART for other * interrupt causes. */ if (!it_wakeup_identified) { interrupt_status = READ_UART_REGISTER (uart, IIR) & IIR_BITS_USED; if (!(interrupt_status & IT_NOT_PENDING)) (*(uart->interrupt_handler)) (UA_UART_1, interrupt_status); else uart_modem_spurious_interrupts++; } } /******************************************************************************* * * SER_uart_irda_handler * * Purpose : UART IrDA interrupt handler. * * Arguments: In : none * Out: none * * Returns : none * ******************************************************************************/ void SER_uart_irda_handler (void) { SYS_UWORD8 interrupt_status; t_uart *uart; SYS_BOOL it_wakeup_identified; it_wakeup_identified = 0; uart = &(int_uart[UA_UART_0]); /* * Check first for a wake-up interrupt. */ interrupt_status = READ_UART_REGISTER (uart, SSR); if (interrupt_status & RX_CTS_WAKE_UP_STS) { /* Wake-up IT has occurred */ it_wakeup_identified = 1; uart_sleep_timer_enabled = 1; #ifdef BTEMOBILE if (uart->flow_type == BLUETOOTH_HCI_FLOW) { interrupt_status = READ_UART_REGISTER (uart, IIR) & IIR_BITS_USED; (*(uart->interrupt_handler)) (UA_UART_0, interrupt_status); } #endif /* BTEMOBILE */ DISABLE_WAKE_UP_INTERRUPT (uart); } /* * If no wake-up interrupt has been detected, check UART for other * interrupt causes. */ if (!it_wakeup_identified) { interrupt_status = READ_UART_REGISTER (uart, IIR) & IIR_BITS_USED; if (!(interrupt_status & IT_NOT_PENDING)) (*(uart->interrupt_handler)) (UA_UART_0, interrupt_status); else uart_irda_spurious_interrupts++; } } #endif #if (CHIPSET == 12) /******************************************************************************* * * SER_uart_modem2_handler * * Purpose : UART IrDA interrupt handler. * * Arguments: In : none * Out: none * * Returns : none * ******************************************************************************/ void SER_uart_modem2_handler (void) { SYS_UWORD8 interrupt_status; t_uart *uart; SYS_BOOL it_wakeup_identified; it_wakeup_identified = 0; uart = &(int_uart[UA_UART_2]); /* * Check first for a wake-up interrupt. */ interrupt_status = READ_UART_REGISTER (uart, SSR); if (interrupt_status & RX_CTS_WAKE_UP_STS) { /* Wake-up IT has occurred */ it_wakeup_identified = 1; uart_sleep_timer_enabled = 1; #ifdef BTEMOBILE if (uart->flow_type == BLUETOOTH_HCI_FLOW) { interrupt_status = READ_UART_REGISTER (uart, IIR) & IIR_BITS_USED; (*(uart->interrupt_handler)) (UA_UART_2, interrupt_status); } #endif /* BTEMOBILE */ DISABLE_WAKE_UP_INTERRUPT (uart); } /* * If no wake-up interrupt has been detected, check UART for other * interrupt causes. */ if (!it_wakeup_identified) { interrupt_status = READ_UART_REGISTER (uart, IIR) & IIR_BITS_USED; if (!(interrupt_status & IT_NOT_PENDING)) (*(uart->interrupt_handler)) (UA_UART_2, interrupt_status); else uart_modem2_spurious_interrupts++; } } #endif /* * Temporary functions. * * FreeCalypso note: I'll put them back in if they are actually needed. */ #if 0 void UT_Init (int device_id, int baudrate, void (callback_function (void))) { SER_tr_Init (SER_PROTOCOL_STACK, baudrate, callback_function); } SYS_UWORD32 UT_ReadNChars (int device_id, char *buffer, SYS_UWORD32 chars_to_read) { return (SER_tr_ReadNChars (SER_PROTOCOL_STACK, buffer, chars_to_read)); } SYS_UWORD32 UT_WriteNChars (int device_id, char *buffer, SYS_UWORD32 chars_to_write) { return (SER_tr_WriteNChars (SER_PROTOCOL_STACK, buffer, chars_to_write)); } void UT_WriteChar (int device_id, char character) { SER_tr_WriteChar (SER_PROTOCOL_STACK, character); } void UT_WriteString (int device_id, char *buffer) { SER_tr_WriteString (SER_PROTOCOL_STACK, buffer); } short UF_Init (SYS_UWORD8 deviceNo) { return (SER_fd_Init ()); } short UF_Enable (SYS_UWORD8 deviceNo, SYS_BOOL enable) { return (SER_fd_Enable (enable)); } short UF_SetComPar (SYS_UWORD8 deviceNo, T_baudrate baudrate, T_bitsPerCharacter bpc, T_stopBits sb, T_parity parity) { return (SER_fd_SetComPar (baudrate, bpc, sb, parity)); } short UF_SetBuffer (SYS_UWORD8 deviceNo, SYS_UWORD16 bufSize, SYS_UWORD16 rxThreshold, SYS_UWORD16 txThreshold) { return (SER_fd_SetBuffer (bufSize, rxThreshold, txThreshold)); } short UF_SetFlowCtrl (SYS_UWORD8 deviceNo, T_flowCtrlMode fcMode, SYS_UWORD8 XON, SYS_UWORD8 XOFF) { return (SER_fd_SetFlowCtrl (fcMode, XON, XOFF)); } short UF_SetEscape (SYS_UWORD8 deviceNo, SYS_UWORD8 escChar, SYS_UWORD16 guardPeriod) { return (SER_fd_SetEscape (escChar, guardPeriod)); } short UF_InpAvail (SYS_UWORD8 deviceNo) { return (SER_fd_InpAvail ()); } short UF_OutpAvail (SYS_UWORD8 deviceNo) { return (SER_fd_OutpAvail ()); } short UF_ReadData (SYS_UWORD8 deviceNo, T_suspendMode suspend, void (readOutFunc (SYS_BOOL cldFromIrq, T_reInstMode *reInstall, SYS_UWORD8 nsource, SYS_UWORD8 *source[], SYS_UWORD16 size[], SYS_UWORD32 state))) { return (SER_fd_ReadData (suspend, readOutFunc)); } short UF_WriteData (SYS_UWORD8 deviceNo, T_suspendMode suspend, void (writeInFunc (SYS_BOOL cldFromIrq, T_reInstMode *reInstall, SYS_UWORD8 ndest, SYS_UWORD8 *dest[], SYS_UWORD16 size[]))) { return (SER_fd_WriteData (suspend, writeInFunc)); } short UF_StopRec (SYS_UWORD8 deviceNo) { return (SER_fd_StopRec ()); } short UF_StartRec (SYS_UWORD8 deviceNo) { return (SER_fd_StartRec ()); } short UF_GetLineState (SYS_UWORD8 deviceNo, SYS_UWORD32 *state) { return (SER_fd_GetLineState (state)); } short UF_SetLineState (SYS_UWORD8 deviceNo, SYS_UWORD32 state, SYS_UWORD32 mask) { return (SER_fd_SetLineState (state, mask)); } short UF_CheckXEmpty (SYS_UWORD8 deviceNo) { return (SER_fd_CheckXEmpty ()); } #endif