1 #ifndef CYGONCE_HAL_PLF_IO_H
2 #define CYGONCE_HAL_PLF_IO_H
4 //=============================================================================
8 // platform specific IO support
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.
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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.
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40 // at http://sources.redhat.com/ecos/ecos-license/
41 // -------------------------------------------
42 //####ECOSGPLCOPYRIGHTEND####
43 //==========================================================================
44 //#####DESCRIPTIONBEGIN####
47 // Contributors: ysato
49 // Purpose: H8MAX IO support
50 // Description: The macros defined here provide the HAL APIs for handling
53 //####DESCRIPTIONEND####
55 //==========================================================================
57 #include <pkgconf/system.h>
58 #include <cyg/hal/hal_endian.h>
60 //-----------------------------------------------------------------------------
61 // IDE interface macros
63 #define HAL_IDE_NUM_CONTROLLERS 1
65 // Initialize the IDE controller(s).
66 #define HAL_IDE_INIT() (HAL_IDE_NUM_CONTROLLERS)
68 #define IDE_CMD_ADDRESS 0x200000
69 #define IDE_CTL_ADDRESS 0x600000
71 #define HAL_IDE_READ_UINT8( __ctlr, __regno, __val ) \
72 HAL_READ_UINT8(IDE_CMD_ADDRESS + ((__regno)<<1)+1 , (__val))
73 #define HAL_IDE_READ_UINT16( __ctlr, __regno, __val ) \
74 hal_ide_read_uint16_swap(__regno,&(__val) )
75 #define HAL_IDE_READ_ALTSTATUS( __ctlr, __val ) \
76 HAL_READ_UINT16(IDE_CTL_ADDRESS + 12, (__val))
78 #define HAL_IDE_WRITE_UINT8( __ctlr, __regno, __val ) \
79 HAL_WRITE_UINT16(IDE_CMD_ADDRESS + ((__regno)<<1)+1 , (__val))
80 #define HAL_IDE_WRITE_UINT16( __ctlr, __regno, __val ) \
81 hal_ide_write_uint16_swap(__regno, __val )
82 #define HAL_IDE_WRITE_CONTROL( __ctlr, __val ) \
83 HAL_WRITE_UINT16(IDE_CTL_ADDRESS + 12, (__val))
85 static inline void hal_ide_read_uint16_swap(CYG_WORD16 __regno, CYG_WORD16 *__val )
88 d = *(volatile CYG_WORD16 *)(IDE_CMD_ADDRESS + (__regno <<1));
89 *__val = CYG_LE16_TO_CPU(d);
92 static inline void hal_ide_write_uint16_swap(CYG_WORD16 __regno, CYG_WORD16 __val )
94 *(volatile CYG_WORD16 *)(IDE_CMD_ADDRESS + (__regno <<1)) = CYG_CPU_TO_LE16(__val);
96 //-----------------------------------------------------------------------------