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-rw-r--r--c/src/exec/sapi/src/io.c460
1 files changed, 0 insertions, 460 deletions
diff --git a/c/src/exec/sapi/src/io.c b/c/src/exec/sapi/src/io.c
deleted file mode 100644
index 8d98253393..0000000000
--- a/c/src/exec/sapi/src/io.c
+++ /dev/null
@@ -1,460 +0,0 @@
-/*
- * Input/Output Manager
- *
- *
- * 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.
- *
- * $Id$
- */
-
-#include <rtems/system.h>
-#include <rtems/io.h>
-#include <rtems/score/isr.h>
-#include <rtems/score/thread.h>
-#include <rtems/score/wkspace.h>
-
-#include <string.h>
-
-/*PAGE
- *
- * _IO_Manager_initialization
- *
- * The IO manager has been extended to support runtime driver
- * registration. The driver table is now allocated in the
- * workspace.
- *
- */
-
-void _IO_Manager_initialization(
- rtems_driver_address_table *driver_table,
- unsigned32 drivers_in_table,
- unsigned32 number_of_drivers,
- unsigned32 number_of_devices
-)
-{
- void *tmp;
- unsigned32 index;
- rtems_driver_name_t *np;
-
- if ( number_of_drivers < drivers_in_table )
- number_of_drivers = drivers_in_table;
-
- tmp = _Workspace_Allocate_or_fatal_error(
- sizeof( rtems_driver_address_table ) * ( number_of_drivers )
- );
-
- _IO_Driver_address_table = (rtems_driver_address_table *) tmp;
-
- memset(
- _IO_Driver_address_table, 0,
- sizeof( rtems_driver_address_table ) * ( number_of_drivers )
- );
-
- if ( drivers_in_table )
- for ( index = 0 ; index < drivers_in_table ; index++ )
- _IO_Driver_address_table[index] = driver_table[index];
-
- _IO_Number_of_drivers = number_of_drivers;
- _IO_Number_of_devices = number_of_devices;
-
- tmp = _Workspace_Allocate_or_fatal_error(
- sizeof( rtems_driver_name_t ) * ( number_of_devices + 1 )
- );
-
- _IO_Driver_name_table = (rtems_driver_name_t *) tmp;
-
- for( index=0, np = _IO_Driver_name_table ;
- index < _IO_Number_of_devices ;
- index++, np++ ) {
- np->device_name = 0;
- np->device_name_length = 0;
- np->major = 0;
- np->minor = 0;
- }
-}
-
-/*PAGE
- *
- * _IO_Initialize_all_drivers
- *
- * This routine initializes all device drivers
- *
- * Input Paramters: NONE
- *
- * Output Parameters: NONE
- */
-
-void _IO_Initialize_all_drivers( void )
-{
- rtems_device_major_number major;
-
- for ( major=0 ; major < _IO_Number_of_drivers ; major ++ )
- (void) rtems_io_initialize( major, 0, NULL);
-}
-
-/*PAGE
- *
- * rtems_io_register_driver
- *
- * Register a driver into the device driver table.
- *
- * Input Paramters:
- * major - device major number (0 means allocate
- * a number)
- * driver_table - driver callout function table
- * registered_major - the major number which is registered
- *
- * Output Parameters:
- * RTEMS_SUCCESSFUL - if successful
- * error code - if unsuccessful
- */
-
-rtems_status_code rtems_io_register_driver(
- rtems_device_major_number major,
- rtems_driver_address_table *driver_table,
- rtems_device_major_number *registered_major
-)
-{
- *registered_major = 0;
-
- /*
- * Test for initialise/open being present to indicate the driver slot is
- * in use.
- */
-
- if ( major >= _IO_Number_of_drivers )
- return RTEMS_INVALID_NUMBER;
-
- if ( major == 0 )
- {
- for ( major = _IO_Number_of_drivers - 1 ; major ; major-- )
- if ( _IO_Driver_address_table[major].initialization_entry == 0 &&
- _IO_Driver_address_table[major].open_entry == 0 )
- break;
-
- if (( major == 0 ) &&
- ( _IO_Driver_address_table[major].initialization_entry == 0 &&
- _IO_Driver_address_table[major].open_entry == 0 ))
- return RTEMS_TOO_MANY;
- }
-
- if ( _IO_Driver_address_table[major].initialization_entry == 0 &&
- _IO_Driver_address_table[major].open_entry == 0 )
- {
- _IO_Driver_address_table[major] = *driver_table;
- *registered_major = major;
-
- rtems_io_initialize( major, 0, NULL);
-
- return RTEMS_SUCCESSFUL;
- }
-
- return RTEMS_RESOURCE_IN_USE;
-}
-
-/*PAGE
- *
- * rtems_io_unregister_driver
- *
- * Unregister a driver from the device driver table.
- *
- * Input Paramters:
- * major - device major number
- *
- * Output Parameters:
- * RTEMS_SUCCESSFUL - if successful
- * error code - if unsuccessful
- */
-
-rtems_status_code rtems_io_unregister_driver(
- rtems_device_major_number major
-)
-{
- if ( major < _IO_Number_of_drivers )
- {
- memset(
- &_IO_Driver_address_table[major],
- 0,
- sizeof( rtems_driver_address_table )
- );
- return RTEMS_SUCCESSFUL;
- }
- return RTEMS_UNSATISFIED;
-}
-
-/*PAGE
- *
- * rtems_io_register_name
- *
- * Associate a name with a driver
- *
- * Input Paramters:
- * device_name - pointer to name string to associate with device
- * major - device major number to receive name
- * minor - device minor number to receive name
- *
- * Output Parameters:
- * RTEMS_SUCCESSFUL - if successful
- * error code - if unsuccessful
- */
-
-#if 0
-rtems_status_code rtems_io_register_name(
- char *device_name,
- rtems_device_major_number major,
- rtems_device_minor_number minor
- )
-{
- rtems_driver_name_t *np;
- unsigned32 level;
- unsigned32 index;
-
- /* find an empty slot */
- for( index=0, np = _IO_Driver_name_table ;
- index < _IO_Number_of_devices ;
- index++, np++ )
- {
-
- _ISR_Disable(level);
- if (np->device_name == 0)
- {
- np->device_name = device_name;
- np->device_name_length = strlen(device_name);
- np->major = major;
- np->minor = minor;
- _ISR_Enable(level);
-
- return RTEMS_SUCCESSFUL;
- }
- _ISR_Enable(level);
- }
-
- return RTEMS_TOO_MANY;
-}
-#endif
-
-/*PAGE
- *
- * rtems_io_lookup_name
- *
- * Find what driver "owns" this name
- *
- * Input Paramters:
- * name - name to lookup the associated device
- *
- * Output Parameters:
- * device_info - device associate with name
- * RTEMS_SUCCESSFUL - if successful
- * error code - if unsuccessful
- */
-
-#if 0
-rtems_status_code rtems_io_lookup_name(
- const char *name,
- rtems_driver_name_t **device_info
-)
-{
- rtems_driver_name_t *np;
- unsigned32 index;
-
- for( index=0, np = _IO_Driver_name_table ;
- index < _IO_Number_of_devices ;
- index++, np++ )
- if (np->device_name)
- if (strncmp(np->device_name, name, np->device_name_length) == 0)
- {
- *device_info = np;
- return RTEMS_SUCCESSFUL;
- }
-
- *device_info = 0;
- return RTEMS_UNSATISFIED;
-}
-#endif
-
-
-/*PAGE
- *
- * rtems_io_initialize
- *
- * This routine is the initialization directive of the IO manager.
- *
- * Input Paramters:
- * major - device driver number
- * minor - device number
- * argument - pointer to argument(s)
- *
- * Output Parameters:
- * returns - return code
- */
-
-rtems_status_code rtems_io_initialize(
- rtems_device_major_number major,
- rtems_device_minor_number minor,
- void *argument
-)
-{
- rtems_device_driver_entry callout;
-
- if ( major >= _IO_Number_of_drivers )
- return RTEMS_INVALID_NUMBER;
-
- callout = _IO_Driver_address_table[major].initialization_entry;
- return callout ? callout(major, minor, argument) : RTEMS_SUCCESSFUL;
-}
-
-/*PAGE
- *
- * rtems_io_open
- *
- * This routine is the open directive of the IO manager.
- *
- * Input Paramters:
- * major - device driver number
- * minor - device number
- * argument - pointer to argument(s)
- *
- * Output Parameters:
- * returns - return code
- */
-
-rtems_status_code rtems_io_open(
- rtems_device_major_number major,
- rtems_device_minor_number minor,
- void *argument
-)
-{
- rtems_device_driver_entry callout;
-
- if ( major >= _IO_Number_of_drivers )
- return RTEMS_INVALID_NUMBER;
-
- callout = _IO_Driver_address_table[major].open_entry;
- return callout ? callout(major, minor, argument) : RTEMS_SUCCESSFUL;
-}
-
-/*PAGE
- *
- * rtems_io_close
- *
- * This routine is the close directive of the IO manager.
- *
- * Input Paramters:
- * major - device driver number
- * minor - device number
- * argument - pointer to argument(s)
- *
- * Output Parameters:
- * returns - return code
- */
-
-rtems_status_code rtems_io_close(
- rtems_device_major_number major,
- rtems_device_minor_number minor,
- void *argument
-)
-{
- rtems_device_driver_entry callout;
-
- if ( major >= _IO_Number_of_drivers )
- return RTEMS_INVALID_NUMBER;
-
- callout = _IO_Driver_address_table[major].close_entry;
- return callout ? callout(major, minor, argument) : RTEMS_SUCCESSFUL;
-}
-
-/*PAGE
- *
- * rtems_io_read
- *
- * This routine is the read directive of the IO manager.
- *
- * Input Paramters:
- * major - device driver number
- * minor - device number
- * argument - pointer to argument(s)
- *
- * Output Parameters:
- * returns - return code
- */
-
-rtems_status_code rtems_io_read(
- rtems_device_major_number major,
- rtems_device_minor_number minor,
- void *argument
-)
-{
- rtems_device_driver_entry callout;
-
- if ( major >= _IO_Number_of_drivers )
- return RTEMS_INVALID_NUMBER;
-
- callout = _IO_Driver_address_table[major].read_entry;
- return callout ? callout(major, minor, argument) : RTEMS_SUCCESSFUL;
-}
-
-/*PAGE
- *
- * rtems_io_write
- *
- * This routine is the write directive of the IO manager.
- *
- * Input Paramters:
- * major - device driver number
- * minor - device number
- * argument - pointer to argument(s)
- *
- * Output Parameters:
- * returns - return code
- */
-
-rtems_status_code rtems_io_write(
- rtems_device_major_number major,
- rtems_device_minor_number minor,
- void *argument
-)
-{
- rtems_device_driver_entry callout;
-
- if ( major >= _IO_Number_of_drivers )
- return RTEMS_INVALID_NUMBER;
-
- callout = _IO_Driver_address_table[major].write_entry;
- return callout ? callout(major, minor, argument) : RTEMS_SUCCESSFUL;
-}
-
-/*PAGE
- *
- * rtems_io_control
- *
- * This routine is the control directive of the IO manager.
- *
- * Input Paramters:
- * major - device driver number
- * minor - device number
- * argument - pointer to argument(s)
- *
- * Output Parameters:
- * returns - return code
- */
-
-rtems_status_code rtems_io_control(
- rtems_device_major_number major,
- rtems_device_minor_number minor,
- void *argument
-)
-{
- rtems_device_driver_entry callout;
-
- if ( major >= _IO_Number_of_drivers )
- return RTEMS_INVALID_NUMBER;
-
- callout = _IO_Driver_address_table[major].control_entry;
- return callout ? callout(major, minor, argument) : RTEMS_SUCCESSFUL;
-}
-
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