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-rw-r--r--c/src/lib/libcpu/powerpc/ppc403/console/console.c387
1 files changed, 0 insertions, 387 deletions
diff --git a/c/src/lib/libcpu/powerpc/ppc403/console/console.c b/c/src/lib/libcpu/powerpc/ppc403/console/console.c
deleted file mode 100644
index 7a3b1b425a..0000000000
--- a/c/src/lib/libcpu/powerpc/ppc403/console/console.c
+++ /dev/null
@@ -1,387 +0,0 @@
-/*
- * This file contains the PowerPC 403GA console IO package.
- *
- * Author: Andrew Bray <andy@i-cubed.co.uk>
- *
- * COPYRIGHT (c) 1995 by i-cubed ltd.
- *
- * To anyone who acknowledges that this file is provided "AS IS"
- * without any express or implied warranty:
- * permission to use, copy, modify, and distribute this file
- * for any purpose is hereby granted without fee, provided that
- * the above copyright notice and this notice appears in all
- * copies, and that the name of i-cubed limited not be used in
- * advertising or publicity pertaining to distribution of the
- * software without specific, written prior permission.
- * i-cubed limited makes no representations about the suitability
- * of this software for any purpose.
- *
- * Derived from c/src/lib/libbsp/no_cpu/no_bsp/console/console.c:
- *
- * COPYRIGHT (c) 1989, 1990, 1991, 1992, 1993, 1994.
- * On-Line Applications Research Corporation (OAR).
- * All rights assigned to U.S. Government, 1994.
- *
- * This material may be reproduced by or for the U.S. Government pursuant
- * to the copyright license under the clause at DFARS 252.227-7013. This
- * notice must appear in all copies of this file and its derivatives.
- *
- * $Id$
- */
-
-#define NO_BSP_INIT
-
-#include <bsp.h>
-#include <rtems/libio.h>
-
-extern rtems_cpu_table Cpu_table; /* owned by BSP */
-
-struct async {
-/*-----------------------------------------------------------------------------+
-| Line Status Register.
-+-----------------------------------------------------------------------------*/
- unsigned char SPLS;
- unsigned char SPLSset;
-#define LSRDataReady 0x80
-#define LSRFramingError 0x40
-#define LSROverrunError 0x20
-#define LSRParityError 0x10
-#define LSRBreakInterrupt 0x08
-#define LSRTxHoldEmpty 0x04
-#define LSRTxShiftEmpty 0x02
-
-/*-----------------------------------------------------------------------------+
-| Handshake Status Register.
-+-----------------------------------------------------------------------------*/
- unsigned char SPHS;
- unsigned char SPHSset;
-#define HSRDsr 0x80
-#define HSRCts 0x40
-
-/*-----------------------------------------------------------------------------+
-| Baud rate divisor registers
-+-----------------------------------------------------------------------------*/
- unsigned char BRDH;
- unsigned char BRDL;
-
-/*-----------------------------------------------------------------------------+
-| Control Register.
-+-----------------------------------------------------------------------------*/
- unsigned char SPCTL;
-#define CRNormal 0x00
-#define CRLoopback 0x40
-#define CRAutoEcho 0x80
-#define CRDtr 0x20
-#define CRRts 0x10
-#define CRWordLength7 0x00
-#define CRWordLength8 0x08
-#define CRParityDisable 0x00
-#define CRParityEnable 0x04
-#define CREvenParity 0x00
-#define CROddParity 0x02
-#define CRStopBitsOne 0x00
-#define CRStopBitsTwo 0x01
-#define CRDisableDtrRts 0x00
-
-/*-----------------------------------------------------------------------------+
-| Receiver Command Register.
-+-----------------------------------------------------------------------------*/
- unsigned char SPRC;
-#define RCRDisable 0x00
-#define RCREnable 0x80
-#define RCRIntDisable 0x00
-#define RCRIntEnabled 0x20
-#define RCRDMACh2 0x40
-#define RCRDMACh3 0x60
-#define RCRErrorInt 0x10
-#define RCRPauseEnable 0x08
-
-/*-----------------------------------------------------------------------------+
-| Transmitter Command Register.
-+-----------------------------------------------------------------------------*/
- unsigned char SPTC;
-#define TCRDisable 0x00
-#define TCREnable 0x80
-#define TCRIntDisable 0x00
-#define TCRIntEnabled 0x20
-#define TCRDMACh2 0x40
-#define TCRDMACh3 0x60
-#define TCRTxEmpty 0x10
-#define TCRErrorInt 0x08
-#define TCRStopPause 0x04
-#define TCRBreakGen 0x02
-
-/*-----------------------------------------------------------------------------+
-| Miscellanies defines.
-+-----------------------------------------------------------------------------*/
- unsigned char SPTB;
-#define SPRB SPTB
-};
-
-#define XOFFchar 0x13
-#define XONchar 0x11
-
-typedef volatile struct async *pasync;
-static const pasync port = (pasync)0x40000000;
-
-/* console_initialize
- *
- * This routine initializes the console IO driver.
- *
- * Input parameters: NONE
- *
- * Output parameters: NONE
- *
- * Return values:
- */
-
-rtems_device_driver console_initialize(
- rtems_device_major_number major,
- rtems_device_minor_number minor,
- void *arg
-)
-{
- rtems_status_code status;
- register unsigned tmp;
-
- /* Initialise the serial port */
- asm volatile ("mfdcr %0, 0xa0" : "=r" (tmp)); /* IOCR */
- tmp &= ~3;
- tmp |= (Cpu_table.serial_external_clock ? 2 : 0) |
- (Cpu_table.serial_cts_rts ? 1 : 0);
- asm volatile ("mtdcr 0xa0, %0" : "=r" (tmp) : "0" (tmp)); /* IOCR */
- port->SPLS = (LSRDataReady | LSRFramingError | LSROverrunError |
- LSRParityError | LSRBreakInterrupt);
- tmp = Cpu_table.serial_per_sec / Cpu_table.serial_rate;
- tmp = ((tmp + 8) >> 4) - 1;
- port->BRDL = tmp & 0x255;
- port->BRDH = tmp >> 8;
- port->SPCTL = (CRNormal | CRDtr | CRRts | CRWordLength8 | CRParityDisable |
- CRStopBitsOne);
- port->SPRC = (RCREnable | RCRIntDisable | RCRPauseEnable);
- port->SPTC = (TCREnable | TCRIntDisable);
- port->SPHS = (HSRDsr | HSRCts);
-
- status = rtems_io_register_name(
- "/dev/console",
- major,
- (rtems_device_minor_number) 0
- );
-
- if (status != RTEMS_SUCCESSFUL)
- rtems_fatal_error_occurred(status);
-
- return RTEMS_SUCCESSFUL;
-}
-
-
-/* is_character_ready
- *
- * This routine returns TRUE if a character is available.
- *
- * Input parameters: NONE
- *
- * Output parameters: NONE
- *
- * Return values:
- */
-
-rtems_boolean is_character_ready(
- char *ch
-)
-{
- unsigned char status;
-
- if ((status = port->SPLS) & LSRDataReady)
- {
- *ch = port->SPRB;
- return(TRUE);
- }
-
- /* Clean any dodgy status */
- if ((status & (LSRFramingError | LSROverrunError | LSRParityError |
- LSRBreakInterrupt)) != 0)
- {
- port->SPLS = (LSRFramingError | LSROverrunError | LSRParityError |
- LSRBreakInterrupt);
- }
-
- return FALSE;
-}
-
-/* inbyte
- *
- * This routine reads a character from the SOURCE.
- *
- * Input parameters: NONE
- *
- * Output parameters: NONE
- *
- * Return values:
- * character read from SOURCE
- */
-
-char inbyte( void )
-{
- unsigned char status;
-
- while (1)
- {
- if ((status = port->SPLS) & LSRDataReady)
- break;
-
- /* Clean any dodgy status */
- if ((status & (LSRFramingError | LSROverrunError | LSRParityError |
- LSRBreakInterrupt)) != 0)
- {
- port->SPLS = (LSRFramingError | LSROverrunError | LSRParityError |
- LSRBreakInterrupt);
- }
- }
-
- return port->SPRB;
-}
-
-/* outbyte
- *
- * This routine transmits a character out the SOURCE. It may support
- * XON/XOFF flow control.
- *
- * Input parameters:
- * ch - character to be transmitted
- *
- * Output parameters: NONE
- */
-
-void outbyte(
- char ch
-)
-{
- unsigned char status;
-
- while (port->SPHS)
- port->SPHS = (HSRDsr | HSRCts);
-
- while (1)
- {
- status = port->SPLS;
-
- if (port->SPHS)
- port->SPHS = (HSRDsr | HSRCts);
- else if (status & LSRTxHoldEmpty)
- break;
- }
-
- if (Cpu_table.serial_xon_xoff)
- while (is_character_ready(&status))
- {
- if (status == XOFFchar)
- do {
- while (!is_character_ready(&status));
- } while (status != XONchar);
- }
-
- port->SPTB = ch;
-}
-
-/*
- * Open entry point
- */
-
-rtems_device_driver console_open(
- rtems_device_major_number major,
- rtems_device_minor_number minor,
- void * arg
-)
-{
- return RTEMS_SUCCESSFUL;
-}
-
-/*
- * Close entry point
- */
-
-rtems_device_driver console_close(
- rtems_device_major_number major,
- rtems_device_minor_number minor,
- void * arg
-)
-{
- return RTEMS_SUCCESSFUL;
-}
-
-/*
- * read bytes from the serial port. We only have stdin.
- */
-
-rtems_device_driver console_read(
- rtems_device_major_number major,
- rtems_device_minor_number minor,
- void * arg
-)
-{
- rtems_libio_rw_args_t *rw_args;
- char *buffer;
- int maximum;
- int count = 0;
-
- rw_args = (rtems_libio_rw_args_t *) arg;
-
- buffer = rw_args->buffer;
- maximum = rw_args->count;
-
- for (count = 0; count < maximum; count++) {
- buffer[ count ] = inbyte();
- if (buffer[ count ] == '\n' || buffer[ count ] == '\r') {
- buffer[ count++ ] = '\n';
- buffer[ count ] = 0;
- break;
- }
- }
-
- rw_args->bytes_moved = count;
- return (count >= 0) ? RTEMS_SUCCESSFUL : RTEMS_UNSATISFIED;
-}
-
-/*
- * write bytes to the serial port. Stdout and stderr are the same.
- */
-
-rtems_device_driver console_write(
- rtems_device_major_number major,
- rtems_device_minor_number minor,
- void * arg
-)
-{
- int count;
- int maximum;
- rtems_libio_rw_args_t *rw_args;
- char *buffer;
-
- rw_args = (rtems_libio_rw_args_t *) arg;
-
- buffer = rw_args->buffer;
- maximum = rw_args->count;
-
- for (count = 0; count < maximum; count++) {
- if ( buffer[ count ] == '\n') {
- outbyte('\r');
- }
- outbyte( buffer[ count ] );
- }
- return maximum;
-}
-
-/*
- * IO Control entry point
- */
-
-rtems_device_driver console_control(
- rtems_device_major_number major,
- rtems_device_minor_number minor,
- void * arg
-)
-{
- return RTEMS_SUCCESSFUL;
-}
-
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