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annotate packages/hal/arm/pid/current/misc/Notes @ 64:c38311975d4f ecos-sw-2000-01-28

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Merge from eCos master repository on 2000-01-28-04:28:11-GMT
author jlarmour
date Fri, 28 Jan 2000 04:59:39 +0000
parents a0774359f013
children bf00f99aec69
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1 ===========================================================================
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2 ####COPYRIGHTBEGIN####
64
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4 -------------------------------------------
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5 The contents of this file are subject to the Red Hat eCos Public License
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6 Version 1.0 (the "License"); you may not use this file except in
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7 compliance with the License. You may obtain a copy of the License at
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8 http://sourceware.cygnus.com/ecos
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9
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10 Software distributed under the License is distributed on an
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11 basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the
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12 License for the specific language governing rights and limitations under
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13 the License.
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14
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15 The Original Code is eCos - Embedded Configurable Operating System,
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16 released September 30, 1998.
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17
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18 The Initial Developer of the Original Code is Red Hat.
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19 Portions created by Red Hat are
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20 Copyright (C) 1998, 1999, 2000 Red Hat, Inc.
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21 All Rights Reserved.
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22 -------------------------------------------
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23
2
443894e2e912 Block commit of eCos version 1.2.1
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24 ####COPYRIGHTEND####
443894e2e912 Block commit of eCos version 1.2.1
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25 ===========================================================================
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26
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27 27 Oct 1999
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29 How to build and install the GDB module on the PID
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30
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31 Make GDB module
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32 ~~~~~~~~~~~~~~~
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33 1. Configure a minimal eCos system with all packages except 'infra' disabled.
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34 2. Edit <hal/hal.h> to enable GDB:
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35 #define CYGDBG_HAL_DEBUG_GDB_INCLUDE_STUBS
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36 #undef CYGDBG_HAL_DEBUG_GDB_BREAK_SUPPORT
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37 #undef CYGDBG_HAL_DEBUG_GDB_THREAD_SUPPORT
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38 3. make;make -C hal/arm/pid/<version>/misc
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39
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40 Alternatively run hal/arm/pid/<version>/misc/STUBS_config.
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43 GDB image is in the file hal/arm/pid/<version>/misc/gdb_module.img
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46 Make FLASH tool
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47 ~~~~~~~~~~~~~~~
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48 1. Configure a separate eCos system with all packages enabled.
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49 2. Change diag chanel to port B (in file pkgconf/hal_arm_pid.h):
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50 #define CYGHWR_HAL_ARM_PID_DIAG_PORT 1
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51 2. make misc
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52
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53 FLASH tool is in the file hal/arm/pid/<version>/misc/prog_flash
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54
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55
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56 Prepare board for eCos
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57 ~~~~~~~~~~~~~~~~~~~~~~
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58 1. Set jumper 7-8 on LK6 [using the Angle code in the 16 bit EPROM]
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59 2. Set jumper 5-6 on LK6 [select 8bit ROM mode]
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60 3. Set jumper LK18 [ROM remap - this is also required for eCos]
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61 4. Set S1 to 0-0-1-1 [20MHz operation]
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62
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63
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64 Program FLASH
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65 ~~~~~~~~~~~~~
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66 1. Download the image onto the PID board:
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67 arm-elf-gdb -nw hal/arm/pid/<version>/misc/gdb_module.img
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68
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69 (gdb) target rdi s=<serial device>
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70 (gdb) load
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71 [...]
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72 (gdb) quit
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73
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74 This will download the stubs onto the board at 0x60000..0x64000
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75
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76 2. Now download the FLASH programmer tool
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77 arm-elf-gdb -nw hal/arm/pid/<version>/misc/prog_flash
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78
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79 (gdb) target rdi s=<serial device>
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80 (gdb) load
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81 [...]
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82 (gdb) cont
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83
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84 3. The FLASH tool will output some text on the board serial port B at
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85 38400 baud:
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86
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87 ARM eCos
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88 FLASH here!
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89 manuf: 8, device: 40
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90 Error: Wrong Manufaturer: 08
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91 ... Please change FLASH jumper
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92
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93 4. This text is repeated until you remove the jumper 7-8 on LK6. Then
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94 the output should be:
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95
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96 manuf: 1F, device: A4
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97 AT29C040A recognised
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98 About to program FLASH using data at 60000..64000
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99 *** Press RESET now to abort!
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100
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101 5. You have about 10 seconds to abort the operation by pressing
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102 reset. After this timeout, the FLASH programming happens:
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103
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104 ...Programming FLASH
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105 All done!
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106
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107 6. Quit/kill the GDB process which will hang.
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108
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109 7. Next time you reset the board, the stub will be in control, communicating
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110 on serial port A at 38400 baud. See documentation for further details
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111 on how to connect with GDB.
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112
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113
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114
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115 Big-Endian operation
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116 ~~~~~~~~~~~~~~~~~~~~
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117
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118 1) If the board is to be used in big-endian mode, the stub should be
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119 configured for platform 'pidbe' instead of 'pid'. 'pidbe' can also
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120 be used as a second argument to the STUBS_config script.
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121
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122 2a) If a big-endian rom controller is installed on the board, the
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123 programming of a new stub into flash is covered in the ARM PID
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124 manual.
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125
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126 2b) If a big-endian rom controller is _not_ used, this is what you
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127 must do:
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128
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129 1) Follow the above instructions (including jumper settings) ,
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130 but instead of using the 'prog_flash' FLASH tool, use the
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131 'prog_flash_BE_image_LE_system' FLASH tool.
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132
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133 2) Instead of resetting the board after the FLASH has been
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134 programmed, switch off the power and enable jumper LK4.
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135
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136 If you have to re-program the FLASH later, you can follow the
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137 steps above again, but also disable jumper LK4 when changing the
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138 other jumpers.
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139