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Switched to new version of mc68681.h

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This commit is contained in:
Joel Sherrill
1997-08-04 22:22:59 +00:00
parent 19fd3340b7
commit d074e129e8
1 changed files with 29 additions and 29 deletions
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58
c/src/lib/libbsp/m68k/idp/console/duart.c
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@@ -49,11 +49,11 @@ volatile void init_pit()
* + disable port B receiver
*/
MC68681_WRITE(MC68681_INTERRUPT_MASK_REG, 0x00);
MC68681_WRITE(MC68681_COMMAND_REG_A ,MC68681_MODE_REG_DISABLE_TX);
MC68681_WRITE(MC68681_COMMAND_REG_A, MC68681_MODE_REG_DISABLE_RX);
MC68681_WRITE(MC68681_COMMAND_REG_B, MC68681_MODE_REG_DISABLE_TX);
MC68681_WRITE(MC68681_COMMAND_REG_B, MC68681_MODE_REG_DISABLE_RX);
MC68681_WRITE(DUART_ADDR, MC68681_INTERRUPT_MASK_REG, 0x00);
MC68681_WRITE(DUART_ADDR, MC68681_COMMAND_REG_A ,MC68681_MODE_REG_DISABLE_TX);
MC68681_WRITE(DUART_ADDR, MC68681_COMMAND_REG_A, MC68681_MODE_REG_DISABLE_RX);
MC68681_WRITE(DUART_ADDR, MC68681_COMMAND_REG_B, MC68681_MODE_REG_DISABLE_TX);
MC68681_WRITE(DUART_ADDR, MC68681_COMMAND_REG_B, MC68681_MODE_REG_DISABLE_RX);
/*
* install ISR for ports A and B
@@ -92,9 +92,9 @@ volatile void init_pit()
* reset rx, channel b
* reset mr pointer, ch
*/
MC68681_WRITE(MC68681_COMMAND_REG_B, MC68681_MODE_REG_RESET_TX);
MC68681_WRITE(MC68681_COMMAND_REG_B, MC68681_MODE_REG_RESET_RX);
MC68681_WRITE(MC68681_COMMAND_REG_B, MC68681_MODE_REG_RESET_MR_PTR);
MC68681_WRITE(DUART_ADDR, MC68681_COMMAND_REG_B, MC68681_MODE_REG_RESET_TX);
MC68681_WRITE(DUART_ADDR, MC68681_COMMAND_REG_B, MC68681_MODE_REG_RESET_RX);
MC68681_WRITE(DUART_ADDR, MC68681_COMMAND_REG_B, MC68681_MODE_REG_RESET_MR_PTR);
/*
* initialize the duart registers on port a
@@ -104,9 +104,9 @@ volatile void init_pit()
* reset rx, channel a
* reset mr pointer, ch
*/
MC68681_WRITE(MC68681_COMMAND_REG_A, MC68681_MODE_REG_RESET_TX);
MC68681_WRITE(MC68681_COMMAND_REG_A, MC68681_MODE_REG_RESET_RX);
MC68681_WRITE(MC68681_COMMAND_REG_A, MC68681_MODE_REG_RESET_MR_PTR);
MC68681_WRITE(DUART_ADDR, MC68681_COMMAND_REG_A, MC68681_MODE_REG_RESET_TX);
MC68681_WRITE(DUART_ADDR, MC68681_COMMAND_REG_A, MC68681_MODE_REG_RESET_RX);
MC68681_WRITE(DUART_ADDR, MC68681_COMMAND_REG_A, MC68681_MODE_REG_RESET_MR_PTR);
Pit_initialized = 1;
}
@@ -122,15 +122,15 @@ volatile void init_pit()
* init opcr
* init cts
*/
MC68681_WRITE(MC68681_INTERRUPT_VECTOR_REG,
MC68681_WRITE(DUART_ADDR, MC68681_INTERRUPT_VECTOR_REG,
MC68681_INTERRUPT_VECTOR_INIT);
MC68681_WRITE(MC68681_INTERRUPT_MASK_REG,
MC68681_WRITE(DUART_ADDR, MC68681_INTERRUPT_MASK_REG,
MC68681_IR_RX_READY_A | MC68681_IR_RX_READY_B);
MC68681_WRITE(MC68681_AUX_CTRL_REG, MC68681_CLEAR);
MC68681_WRITE(MC68681_COUNTER_TIMER_UPPER_REG, 0x00);
MC68681_WRITE(MC68681_COUNTER_TIMER_LOWER_REG, 0x02);
MC68681_WRITE(MC68681_OUTPUT_PORT_CONFIG_REG, MC68681_CLEAR);
MC68681_WRITE(MC68681_OUTPUT_PORT_SET_REG, 0x01);
MC68681_WRITE(DUART_ADDR, MC68681_AUX_CTRL_REG, MC68681_CLEAR);
MC68681_WRITE(DUART_ADDR, MC68681_COUNTER_TIMER_UPPER_REG, 0x00);
MC68681_WRITE(DUART_ADDR, MC68681_COUNTER_TIMER_LOWER_REG, 0x02);
MC68681_WRITE(DUART_ADDR, MC68681_OUTPUT_PORT_CONFIG_REG, MC68681_CLEAR);
MC68681_WRITE(DUART_ADDR, MC68681_OUTPUT_PORT_SET_REG, 0x01);
/*
* init the actual serial port for port a
@@ -139,18 +139,18 @@ volatile void init_pit()
* Set Stop bit length of 1
* enable Transmit and receive
*/
MC68681_WRITE(MC68681_CLOCK_SELECT_REG_A, MC68681_BAUD_RATE_MASK_9600);
MC68681_WRITE(MC68681_MODE_REG_1A,
MC68681_WRITE(DUART_ADDR, MC68681_CLOCK_SELECT_REG_A, MC68681_BAUD_RATE_MASK_9600);
MC68681_WRITE(DUART_ADDR, MC68681_MODE_REG_1A,
(MC68681_8BIT_CHARS | MC68681_NO_PARITY));
MC68681_WRITE(MC68681_MODE_REG_2A,MC68681_STOP_BIT_LENGTH_1);
MC68681_WRITE(MC68681_COMMAND_REG_A,
MC68681_WRITE(DUART_ADDR, MC68681_MODE_REG_2A,MC68681_STOP_BIT_LENGTH_1);
MC68681_WRITE(DUART_ADDR, MC68681_COMMAND_REG_A,
(MC68681_MODE_REG_ENABLE_TX | MC68681_MODE_REG_ENABLE_RX));
/*
* init the actual serial port for port b
* init csrb -- 9600 baud
*/
MC68681_WRITE(MC68681_CLOCK_SELECT_REG_B, MC68681_BAUD_RATE_MASK_9600);
MC68681_WRITE(DUART_ADDR, MC68681_CLOCK_SELECT_REG_B, MC68681_BAUD_RATE_MASK_9600);
#define EIGHT_BITS_NO_PARITY
@@ -158,13 +158,13 @@ volatile void init_pit()
/*
* Set 8 Bit characters with no parity
*/
MC68681_WRITE(MC68681_MODE_REG_1B,
MC68681_WRITE(DUART_ADDR, MC68681_MODE_REG_1B,
(MC68681_NO_PARITY | MC68681_8BIT_CHARS) );
#else
/*
* Set 7 Bit Characters with parity
*/
MC68681_WRITE(MC68681_MODE_REG_1B,
MC68681_WRITE(DUART_ADDR, MC68681_MODE_REG_1B,
(MC68681_WITH_PARITY | MC68681_7BIT_CHARS) );
#endif
@@ -173,8 +173,8 @@ volatile void init_pit()
* Set Stop Bit length to 1
* Disable Recieve and transmit on B
*/
MC68681_WRITE(MC68681_MODE_REG_2B,MC68681_STOP_BIT_LENGTH_1);
MC68681_WRITE(MC68681_COMMAND_REG_B,
MC68681_WRITE(DUART_ADDR, MC68681_MODE_REG_2B,MC68681_STOP_BIT_LENGTH_1);
MC68681_WRITE(DUART_ADDR, MC68681_COMMAND_REG_B,
(MC68681_MODE_REG_ENABLE_TX | MC68681_MODE_REG_ENABLE_RX) );
}
@@ -243,7 +243,7 @@ void transmit_char(char ch)
/*
* transmit character over port A
*/
MC68681_WRITE(MC68681_TRANSMIT_BUFFER_A, ch);
MC68681_WRITE(DUART_ADDR, MC68681_TRANSMIT_BUFFER_A, ch);
}
@@ -266,5 +266,5 @@ void transmit_char_portb(char ch)
/*
* transmit character over port B
*/
MC68681_WRITE(MC68681_TRANSMIT_BUFFER_B, ch);
MC68681_WRITE(DUART_ADDR, MC68681_TRANSMIT_BUFFER_B, ch);
}