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[/] [openrisc/] [trunk/] [rtos/] [rtems/] [c/] [src/] [lib/] [libbsp/] [m68k/] [gen68340/] [include/] [m340uart.h] - Rev 173
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/* * Header file for console driver * defines for accessing M68340/68349 UART registers * * Author: * Geoffroy Montel * France Telecom - CNET/DSM/TAM/CAT * 4, rue du Clos Courtel * 35512 CESSON-SEVIGNE * FRANCE * * e-mail: g_montel@yahoo.com * * * COPYRIGHT (c) 1989-1999. * On-Line Applications Research Corporation (OAR). * * The license and distribution terms for this file may be * found in the file LICENSE in this distribution or at * * http://www.OARcorp.com/rtems/license.html. * * $Id: m340uart.h,v 1.2 2001-09-27 12:00:07 chris Exp $ */ #ifndef __m340uart_H__ #define __m340uart_H__ /* UART initialisation */ #define UART_CHANNEL_A 0 #define UART_CHANNEL_B 1 #define UART_NUMBER_OF_CHANNELS 2 #define UART_CONSOLE_NAME "/dev/console" #define UART_RAW_IO_NAME "/dev/tty1" #define UART_FIFO_FULL 0 #define UART_CRR 1 #define UART_INTERRUPTS 0 #define UART_POLLING 1 #define UART_TERMIOS_CONSOLE 0 #define UART_TERMIOS_RAW 1 #define UART_TERMIOS_MIN_DEFAULT 1 #define UART_TERMIOS_TIME_DEFAULT 0 void Init_UART_Table(void); typedef struct { rtems_unsigned8 enable; rtems_unsigned16 rx_buffer_size; /* NOT IMPLEMENTED */ rtems_unsigned16 tx_buffer_size; /* NOT IMPLEMENTED */ } uart_termios_config; typedef struct { /* for one channel */ rtems_unsigned8 enable; /* use this channel */ char name[64]; /* use UART_CONSOLE_NAME for console purpose */ rtems_unsigned8 parity_mode; /* parity mode, see MR1 section for defines */ rtems_unsigned8 bits_per_char; /* bits per character, see MR1 section for defines */ float rx_baudrate; /* Rx baudrate */ float tx_baudrate; /* Tx baudrate */ rtems_unsigned8 rx_mode; /* FIFO Full (UART_FIFO_FULL) or ChannelReceiverReady (UART_CRR) */ rtems_unsigned8 mode; /* use interrupts (UART_INTERRUPTS) or polling (UART_POLLING) */ uart_termios_config termios; } uart_channel_config; extern uart_channel_config m340_uart_config[UART_NUMBER_OF_CHANNELS]; typedef struct { int set; /* number of the m340 baud speed set */ int rcs; /* RCS for the needed baud set */ int tcs; /* TCS for the needed baud set */ } t_baud_speed; typedef struct { t_baud_speed baud_speed_table[2]; short nb; } t_baud_speed_table; extern t_baud_speed_table Find_Right_m340_UART_Config(float ChannelA_ReceiverBaudRate, float ChannelA_TransmitterBaudRate, rtems_unsigned8 enableA, float ChannelB_ReceiverBaudRate, float ChannelB_TransmitterBaudRate, rtems_unsigned8 enableB); extern rtems_isr InterruptHandler (rtems_vector_number v); extern float termios_baud_rates_equivalence ( int speed ) ; extern int dbugRead (int minor); extern int dbugWrite (int minor, const char *buf, int len); extern float m340_Baud_Rates_Table[16][2]; /* SR */ #define m340_Rx_RDY 1 #define m340_FFULL (1<<1) #define m340_Tx_RDY (1<<2) #define m340_TxEMP (1<<3) #define m340_OE (1<<4) #define m340_PE (1<<5) #define m340_FE (1<<6) #define m340_RB (1<<7) /* IER */ #define m340_TxRDYA 1 #define m340_RxRDYA (1<<1) #define m340_TxRxRDYA 0x3 #define m340_TxRDYB (1<<4) #define m340_RxRDYB (1<<5) #define m340_TxRxRDYB 0x30 /* CR */ #define m340_Reset_Error_Status 0x40 #define m340_Reset_Receiver 0x20 #define m340_Reset_Transmitter 0x30 #define m340_Transmitter_Enable (1<<2) #define m340_Receiver_Enable 1 #define m340_Transmitter_Disable (2<<2) #define m340_Receiver_Disable 2 /* ACR */ #define m340_BRG_Set1 0 #define m340_BRG_Set2 (1<<7) /* OPCR */ #define m340_OPCR_Gal 0x0 #define m340_OPCR_Aux 0xFF /* ISR */ #define m340_COS (1<<7) #define m340_DBB (1<<6) #define m340_XTAL_RDY (1<<3) #define m340_DBA (1<<2) /* MR1 */ #define m340_RxRTS (1<<7) #define m340_R_F (1<<6) /* character or block mode */ #define m340_ERR (1<<5) #define m340_RxRTX (1<<7) #define m340_Even_Parity 0 #define m340_Odd_Parity (1<<2) #define m340_Low_Parity (2<<2) #define m340_High_Parity (3<<2) #define m340_No_Parity (4<<2) #define m340_Data_Character (6<<2) #define m340_Address_Character (7<<2) #define m340_5bpc 0x0 #define m340_6bpc 0x1 #define m340_7bpc 0x2 #define m340_8bpc 0x3 /* MR2 */ #define m340_normal (0<<6) #define m340_automatic_echo (1<<6) #define m340_local_loopback (2<<6) #define m340_remote_loopback (3<<6) #define m340_TxRTS (1<<5) #define m340_TxCTS (1<<4) /* Baud rates for Transmitter/Receiver */ #define SCLK 1 /* put your own SCLK value here */ #endif