1 #ifndef CYGONCE_PLF_IO_H
2 #define CYGONCE_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.
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.
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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####
46 // Author(s): usteinkohl
47 // Contributors: usteinkohl
48 // Date: 16th January 2003
49 // Purpose: Ka-Ro Triton IO support macros
51 // Usage: #include <cyg/hal/plf_io.h>
53 //####DESCRIPTIONEND####
55 //=============================================================================
59 unsigned long _fu_phys_address(unsigned long);
63 #define CYGARC_PHYSICAL_ADDRESS(_x_) (_fu_phys_address((unsigned long)_x_))
66 #ifdef CYGHWR_REDBOOT_LINUX_ATAG_MEM
67 #error CYGHWR_REDBOOT_LINUX_ATAG_MEM already defined
69 #define CYGHWR_REDBOOT_LINUX_ATAG_MEM(_p_) \
71 /* Next ATAG_MEM. */ \
72 _p_->hdr.size = (sizeof(struct tag_mem32) + sizeof(struct tag_header))/sizeof(long); \
73 _p_->hdr.tag = ATAG_MEM; \
74 /* Round up so there's only one bit set in the memory size. \
75 * Don't double it if it's already a power of two, though. \
77 _p_->u.mem.size = CYGMEM_REGION_ram_SIZE; \
78 _p_->u.mem.start = CYGMEM_REGION_ram; \
83 //-----------------------------------------------------------------------------
89 #define HAL_HAG_IDE_SKT1_CMD (0x30000000)
90 #define HAL_HAG_IDE_SKT1_CTL (0x30400000)
91 #define HAL_HAG_IDE_SKT2_CMD (0x30000000)
92 #define HAL_HAG_IDE_SKT2_CTL (0x30400000)
94 #define HAL_HAG_IDE_SKT1_CMD (0x30000000)
95 #define HAL_HAG_IDE_SKT1_CTL (0x30400000)
96 #define HAL_HAG_IDE_SKT2_CMD (0x30000000)
97 #define HAL_HAG_IDE_SKT2_CTL (0x30400000)
99 #error: unknown starter kit type
107 #define HAL_IDE_NUM_CONTROLLERS 1
109 // Initialize the IDE controller(s).
110 externC void cyg_hal_plf_ide_init(void);
111 #define HAL_IDE_INIT() cyg_hal_plf_ide_init()
115 #define __CMD_ADDR(__n) ((__n) ? HAL_HAG_IDE_SKT2_CMD : HAL_HAG_IDE_SKT1_CMD)
116 #define __CTL_ADDR(__n) ((__n) ? HAL_HAG_IDE_SKT2_CTL : HAL_HAG_IDE_SKT1_CTL)
118 #define HAL_IDE_READ_UINT8( __ctlr, __regno , __val ) \
119 HAL_READ_UINT8(__CMD_ADDR(__ctlr) + (__regno), (__val))
120 #define HAL_IDE_READ_UINT16( __ctlr, __regno, __val ) \
121 HAL_READ_UINT16(__CMD_ADDR(__ctlr) + (__regno), (__val))
122 #define HAL_IDE_READ_ALTSTATUS( __ctlr, __val ) \
123 HAL_READ_UINT16(__CTL_ADDR(__ctlr) + 2, (__val))
125 #define HAL_IDE_WRITE_UINT8( __ctlr, __regno, __val ) \
126 HAL_WRITE_UINT8(__CMD_ADDR(__ctlr) + (__regno), (__val))
127 #define HAL_IDE_WRITE_UINT16( __ctlr, __regno, __val ) \
128 HAL_WRITE_UINT16(__CMD_ADDR(__ctlr) + (__regno), (__val))
129 #define HAL_IDE_WRITE_CONTROL( __ctlr, __val ) \
130 HAL_WRITE_UINT16(__CTL_ADDR(__ctlr) + 2, (__val))
135 #endif // CYGONCE_PLF_IO_H