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Diffstat (limited to 'c/src/lib/libbsp/m68k/idp/console/console.c')
-rw-r--r--c/src/lib/libbsp/m68k/idp/console/console.c176
1 files changed, 121 insertions, 55 deletions
diff --git a/c/src/lib/libbsp/m68k/idp/console/console.c b/c/src/lib/libbsp/m68k/idp/console/console.c
index 7bb720c120..5540d26fcd 100644
--- a/c/src/lib/libbsp/m68k/idp/console/console.c
+++ b/c/src/lib/libbsp/m68k/idp/console/console.c
@@ -11,17 +11,15 @@
#define MIDP_INIT
-#include "rtems.h"
-#include "console.h"
-#include "bsp.h"
+#include <bsp.h>
+#include <rtems/libio.h>
-#include "ringbuf.h"
+#include <ringbuf.h>
Ring_buffer_t Buffer[ 2 ];
rtems_isr C_Receive_ISR(rtems_vector_number vector);
-
/* console_initialize
*
* This routine initializes the console IO driver.
@@ -36,18 +34,44 @@ rtems_isr C_Receive_ISR(rtems_vector_number vector);
rtems_device_driver console_initialize(
rtems_device_major_number major,
rtems_device_minor_number minor,
- void *arg,
- rtems_id self,
- rtems_unsigned32 *status
+ void *arg
)
{
+ rtems_status_code status;
Ring_buffer_Initialize( &Buffer[ 0 ] );
Ring_buffer_Initialize( &Buffer[ 1 ] );
init_pit();
- *status = RTEMS_SUCCESSFUL;
+ status = rtems_io_register_name(
+ "/dev/console",
+ major,
+ (rtems_device_minor_number) 0
+ );
+
+ if (status != RTEMS_SUCCESSFUL)
+ rtems_fatal_error_occurred(status);
+
+ status = rtems_io_register_name(
+ "/dev/tty00",
+ major,
+ (rtems_device_minor_number) 0
+ );
+
+ if (status != RTEMS_SUCCESSFUL)
+ rtems_fatal_error_occurred(status);
+
+ status = rtems_io_register_name(
+ "/dev/tty01",
+ major,
+ (rtems_device_minor_number) 1
+ );
+
+ if (status != RTEMS_SUCCESSFUL)
+ rtems_fatal_error_occurred(status);
+
+ return RTEMS_SUCCESSFUL;
}
@@ -151,66 +175,108 @@ void outbyte(
}
/*
- * __read -- read bytes from the serial port. Ignore fd, since
- * we only have stdin.
+ * 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.
*/
-int __read(
- int fd,
- char *buf,
- int nbytes
+rtems_device_driver console_read(
+ rtems_device_major_number major,
+ rtems_device_minor_number minor,
+ void * arg
)
{
- int i = 0;
- int port;
-
- /*
- * Map port A to stdin, stdout, and stderr.
- * Map everything else to port B.
- */
-
- if ( fd <= 2 ) port = 0;
- else port = 1;
-
- for (i = 0; i < nbytes; i++) {
- *(buf + i) = inbyte( port );
- if ((*(buf + i) == '\n') || (*(buf + i) == '\r')) {
- (*(buf + i++)) = '\n';
- (*(buf + i)) = 0;
+ 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;
+
+ if ( minor > 1 )
+ return RTEMS_INVALID_NUMBER;
+
+ for (count = 0; count < maximum; count++) {
+ buffer[ count ] = inbyte( minor );
+ if (buffer[ count ] == '\n' || buffer[ count ] == '\r') {
+ buffer[ count++ ] = '\n';
+ buffer[ count ] = 0;
break;
}
}
- return (i);
+
+ rw_args->bytes_moved = count;
+ return (count >= 0) ? RTEMS_SUCCESSFUL : RTEMS_UNSATISFIED;
}
/*
- * __write -- write bytes to the serial port. Ignore fd, since
- * stdout and stderr are the same. Since we have no filesystem,
- * open will only return an error.
+ * write bytes to the serial port. Stdout and stderr are the same.
*/
-int __write(
- int fd,
- char *buf,
- int nbytes
+rtems_device_driver console_write(
+ rtems_device_major_number major,
+ rtems_device_minor_number minor,
+ void * arg
)
{
- int i;
- int port;
-
- /*
- * Map port A to stdin, stdout, and stderr.
- * Map everything else to port B.
- */
-
- if ( fd <= 2 ) port = 0;
- else port = 1;
-
- for (i = 0; i < nbytes; i++) {
- if (*(buf + i) == '\n') {
- outbyte ('\r', port );
+ 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;
+
+ if ( minor > 1 )
+ return RTEMS_INVALID_NUMBER;
+
+ for (count = 0; count < maximum; count++) {
+ if ( buffer[ count ] == '\n') {
+ outbyte('\r', minor );
}
- outbyte (*(buf + i), port );
+ outbyte( buffer[ count ], minor );
}
- return (nbytes);
+ 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;
}