1 #ifndef CYGONCE_HAL_HAL_DIAG_H
2 #define CYGONCE_HAL_HAL_DIAG_H
4 //=============================================================================
8 // HAL Support for Kernel Diagnostic Routines
10 //=============================================================================
11 //####ECOSGPLCOPYRIGHTBEGIN####
12 // -------------------------------------------
13 // This file is part of eCos, the Embedded Configurable Operating System.
14 // Copyright (C) 1998, 1999, 2000, 2001, 2002 Red Hat, Inc.
16 // eCos is free software; you can redistribute it and/or modify it under
17 // the terms of the GNU General Public License as published by the Free
18 // Software Foundation; either version 2 or (at your option) any later version.
20 // eCos is distributed in the hope that it will be useful, but WITHOUT ANY
21 // WARRANTY; without even the implied warranty of MERCHANTABILITY or
22 // FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
25 // You should have received a copy of the GNU General Public License along
26 // with eCos; if not, write to the Free Software Foundation, Inc.,
27 // 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
29 // As a special exception, if other files instantiate templates or use macros
30 // or inline functions from this file, or you compile this file and link it
31 // with other works to produce a work based on this file, this file does not
32 // by itself cause the resulting work to be covered by the GNU General Public
33 // License. However the source code for this file must still be made available
34 // in accordance with section (3) of the GNU General Public License.
36 // This exception does not invalidate any other reasons why a work based on
37 // this file might be covered by the GNU General Public License.
39 // Alternative licenses for eCos may be arranged by contacting Red Hat, Inc.
40 // at http://sources.redhat.com/ecos/ecos-license/
41 // -------------------------------------------
42 //####ECOSGPLCOPYRIGHTEND####
43 //=============================================================================
44 //#####DESCRIPTIONBEGIN####
49 // Purpose: HAL Support for Kernel Diagnostic Routines
50 // Description: Diagnostic routines for use during kernel development.
51 // Usage: #include <cyg/hal/hal_diag.h>
53 //####DESCRIPTIONEND####
55 //=============================================================================
57 #include <pkgconf/hal.h>
59 #include <cyg/infra/cyg_type.h>
61 #if defined(CYGSEM_HAL_VIRTUAL_VECTOR_DIAG)
63 #include <cyg/hal/hal_if.h>
65 #define HAL_DIAG_INIT() hal_if_diag_init()
66 #define HAL_DIAG_WRITE_CHAR(_c_) hal_if_diag_write_char(_c_)
67 #define HAL_DIAG_READ_CHAR(_c_) hal_if_diag_read_char(&_c_)
69 #else // everything by steam
71 //-----------------------------------------------------------------------------
72 // functions implemented in hal_diag.c
74 externC void hal_diag_init(void);
76 externC void hal_diag_write_char(char c);
78 externC void hal_diag_read_char(char *c);
80 //-----------------------------------------------------------------------------
82 #define HAL_DIAG_INIT() hal_diag_init()
84 #define HAL_DIAG_WRITE_CHAR(_c_) hal_diag_write_char(_c_)
86 #define HAL_DIAG_READ_CHAR(_c_) hal_diag_read_char(&_c_)
88 #endif // CYGSEM_HAL_VIRTUAL_VECTOR_DIAG
90 //-----------------------------------------------------------------------------
91 // Simple LED control.
92 externC void hal_diag_led_on( void );
93 externC void hal_diag_led_off( void );
95 //-----------------------------------------------------------------------------
97 #endif // CYGONCE_HAL_HAL_DIAG_H