packages/hal/arm/mx37/stk5/v1_0/include/karo_tx37.h

   1 #ifndef CYGONCE_KARO_TX37_H
   2 #define CYGONCE_KARO_TX37_H
   3
   4 //=============================================================================
   5 //
   6 //      Platform specific support (register layout, etc)
   7 //
   8 //=============================================================================
   9 //####ECOSGPLCOPYRIGHTBEGIN####
  10 // -------------------------------------------
  11 // This file is part of eCos, the Embedded Configurable Operating System.
  12 // Copyright (C) 1998, 1999, 2000, 2001, 2002 Red Hat, Inc.
  13 //
  14 // eCos is free software; you can redistribute it and/or modify it under
  15 // the terms of the GNU General Public License as published by the Free
  16 // Software Foundation; either version 2 or (at your option) any later version.
  17 //
  18 // eCos is distributed in the hope that it will be useful, but WITHOUT ANY
  19 // WARRANTY; without even the implied warranty of MERCHANTABILITY or
  20 // FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  21 // for more details.
  22 //
  23 // You should have received a copy of the GNU General Public License along
  24 // with eCos; if not, write to the Free Software Foundation, Inc.,
  25 // 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
  26 //
  27 // As a special exception, if other files instantiate templates or use macros
  28 // or inline functions from this file, or you compile this file and link it
  29 // with other works to produce a work based on this file, this file does not
  30 // by itself cause the resulting work to be covered by the GNU General Public
  31 // License. However the source code for this file must still be made available
  32 // in accordance with section (3) of the GNU General Public License.
  33 //
  34 // This exception does not invalidate any other reasons why a work based on
  35 // this file might be covered by the GNU General Public License.
  36 //
  37 // Alternative licenses for eCos may be arranged by contacting Red Hat, Inc.
  38 // at http://sources.redhat.com/ecos/ecos-license/
  39 // -------------------------------------------
  40 //####ECOSGPLCOPYRIGHTEND####
  41 //===========================================================================
  42
  43 #include <cyg/hal/hal_soc.h>        // Hardware definitions
  44
  45 #include CYGHWR_MEMORY_LAYOUT_H
  46
  47 #define SZ_1K                   0x00000400
  48 #define SZ_2K                   0x00000800
  49 #define SZ_4K                   0x00001000
  50 #define SZ_8K                   0x00002000
  51 #define SZ_16K                  0x00004000
  52 #define SZ_32K                  0x00008000
  53 #define SZ_64K                  0x00010000
  54 #define SZ_128K                 0x00020000
  55 #define SZ_256K                 0x00040000
  56 #define SZ_512K                 0x00080000
  57 #define SZ_1M                   0x00100000
  58 #define SZ_2M                   0x00200000
  59 #define SZ_4M                   0x00400000
  60 #define SZ_8M                   0x00800000
  61 #define SZ_16M                  0x01000000
  62 #define SZ_32M                  0x02000000
  63 #define SZ_64M                  0x04000000
  64 #define SZ_128M                 0x08000000
  65 #define SZ_256M                 0x10000000
  66 #define SZ_512M                 0x20000000
  67 #define SZ_1G                   0x40000000
  68
  69
  70 #define RAM_BANK0_BASE          SDRAM_BASE_ADDR
  71 #define TX37_SDRAM_SIZE         SDRAM_SIZE
  72
  73 #define GPIO_DR                 0x00
  74
  75 #define STK5_LED_MASK           (1 << 19)
  76 #define STK5_LED_REG_ADDR       (GPIO2_BASE_ADDR + GPIO_DR)
  77
  78 #define LED_MAX_NUM             1
  79
  80 #define LED_IS_ON(n) ({                                 \
  81         CYG_WORD32 __val;                               \
  82         HAL_READ_UINT32(STK5_LED_REG_ADDR, __val);      \
  83         __val & STK5_LED_MASK;                          \
  84 })
  85
  86 #define TURN_LED_ON(n)                                  \
  87     CYG_MACRO_START                                     \
  88         CYG_WORD32 __val;                               \
  89         HAL_READ_UINT32(STK5_LED_REG_ADDR, __val);      \
  90         __val |= STK5_LED_MASK;                         \
  91         HAL_WRITE_UINT32(STK5_LED_REG_ADDR, __val);     \
  92     CYG_MACRO_END
  93
  94 #define TURN_LED_OFF(n)                                 \
  95     CYG_MACRO_START                                     \
  96         CYG_WORD32 __val;                               \
  97         HAL_READ_UINT32(STK5_LED_REG_ADDR, __val);      \
  98         __val &= ~STK5_LED_MASK;                        \
  99         HAL_WRITE_UINT32(STK5_LED_REG_ADDR, __val);     \
 100     CYG_MACRO_END
 101
 102 #define BOARD_DEBUG_LED(n)                      \
 103     CYG_MACRO_START                             \
 104         if (n >= 0 && n < LED_MAX_NUM) {        \
 105                 if (LED_IS_ON(n))               \
 106                         TURN_LED_OFF(n);        \
 107                 else                            \
 108                         TURN_LED_ON(n);         \
 109         }                                       \
 110     CYG_MACRO_END
 111
 112 #define BLINK_LED(l, n)                         \
 113     CYG_MACRO_START                             \
 114         int _i;                                 \
 115         for (_i = 0; _i < (n); _i++) {          \
 116                 BOARD_DEBUG_LED(l);             \
 117                 HAL_DELAY_US(200000);           \
 118                 BOARD_DEBUG_LED(l);             \
 119                 HAL_DELAY_US(300000);           \
 120         }                                       \
 121         HAL_DELAY_US(1000000);                  \
 122     CYG_MACRO_END
 123
 124 #endif /* CYGONCE_KARO_TX37_H */