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annotate packages/hal/powerpc/mbx/current/ChangeLog @ 101:c37d3a9e1b28 ecos-sw-2000-06-16

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Merge from eCos master repository on 2000-06-16-07:47:03-BST
author jlarmour
date Fri, 16 Jun 2000 16:43:59 +0000
parents 435cced73e2f
children 95f3e12a6327
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1 2000-06-15 Jesper Skov <jskov@redhat.com>
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3 * include/pkgconf/mlt_powerpc_mbx_rom.h:
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4 * include/pkgconf/mlt_powerpc_mbx_ram.h:
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5 * include/pkgconf/mlt_powerpc_mbx_ram.ldi:
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6 * include/pkgconf/mlt_powerpc_mbx_ram.mlt:
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7 Updated.
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9 * src/hal_aux.c: Fix warning.
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11 * include/hal_diag.h: Fix typo. Moved diag-inclusion decision
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12 expression to common HAL.
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13 Only define HAL_PLF_DIAG routines when necessary.
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15 * cdl/hal_powerpc_mbx.cdl: Last CDL tweaks.
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16
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17 2000-06-14 Jesper Skov <jskov@redhat.com>
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19 * include/plf_stub.h: Move reset stuff out of INCLUDE_STUBS
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20 config. It really should live in the platform equivalent of
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21 hal_arch.h...
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23 * include/hal_diag.h:
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24 * src/hal_diag.c:
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25 Changes to use the common virtual vector code for diagnostics.
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26
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27 2000-06-13 Jesper Skov <jskov@redhat.com>
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29 * include/plf_stub.h (HAL_STUB_PLATFORM_RESET_ENTRY): Use an
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30 absolute address.
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32 * src/hal_aux.c (hal_platform_init): Added.
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34 * include/plf_stub.h: Cleaned up reset definitions.
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35
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36 * include/pkgconf/mlt_powerpc_mbx_rom.ldi:
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37 * include/pkgconf/mlt_powerpc_mbx_rom.mlt:
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38 * include/pkgconf/mlt_powerpc_mbx_ram.ldi:
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39 * include/pkgconf/mlt_powerpc_mbx_ram.mlt:
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40 Reserve space for virtual table.
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41
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42 * cdl/hal_powerpc_mbx.cdl: Added support for virtual
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43 vectors. Change stub requirements accordingly.
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45 2000-03-13 Jesper Skov <jskov@redhat.com>
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47 * include/plf_stub.h (HAL_STUB_PLATFORM_RESET): Jump to stub
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48 entry-point on GDB kill.
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50 2000-03-04 Gary Thomas <gthomas@redhat.com>
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51
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52 * src/hal_aux.c (_mbx_init_i2c): I2C now working from eCos/GDB.
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53
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54 2000-03-03 Gary Thomas <gthomas@redhat.com>
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56 * src/hal_aux.c (_mbx_fetch_VPD): New function - reads EEPROM and
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57 builds a queryable database.
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59 2000-03-02 Jesper Skov <jskov@redhat.com>
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61 * src/hal_diag.c: Fix typo.
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63 2000-02-29 Gary Thomas <gthomas@cygnus.co.uk>
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65 * src/hal_diag.c: Support option to suppress GDB protocol on
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66 the diag/serial device.
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68 2000-02-28 Jesper Skov <jskov@redhat.com>
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70 * cdl/hal_powerpc_mbx.cdl: Remove hardcoded copy_vectors
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71 definition.
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73 2000-02-21 Jesper Skov <jskov@redhat.com>
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75 * src/mbx.S: use arch.inc instead of ppc.inc
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76
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77 2000-02-18 Jonathan Larmour <jlarmour@redhat.co.uk>
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79 * cdl/hal_powerpc_mbx.cdl (CYGBLD_BUILD_GDB_STUBS): When building
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80 stubs, define every dependency required here rather than in the
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81 template
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83 2000-02-17 Jonathan Larmour <jlarmour@redhat.co.uk>
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84
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85 * include/pkgconf/hal_powerpc_mbx.h: Fix MPC860 -> MPC8xx typo
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86 * cdl/hal_powerpc_mbx.cdl: likewise
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87
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88 2000-02-11 Jesper Skov <jskov@redhat.com>
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90 * src/hal_aux.c: Cleaned up includes.
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92 2000-02-10 Jesper Skov <jskov@redhat.com>
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94 * include/plf_stub.h:
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95 Removed HAL_STUB_PLATFORM_STUBS_INIT.
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96
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97 * misc/STUBS_config: [added]
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98 Removed stubs as a legal startup type.
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99
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100 2000-02-07 Jesper Skov <jskov@redhat.com>
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102 * include/pkgconf/mlt_powerpc_mbx_ram.mlt:
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103 * include/pkgconf/mlt_powerpc_mbx_rom.mlt:
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104 Fixed some typos.
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105
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106 * src/mbx.S: Use CYGHWR_HAL_POWERPC_BOARD_SPEED.
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108 * include/pkgconf/mlt*.*: Use new exception scheme.
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109 * include/pkgconf/hal_powerpc_mbx.h: Use
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110 CYGHWR_HAL_POWERPC_BOARD_SPEED. Use MPC8xx variant code.
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113 * cdl/hal_powerpc_mbx.cdl: Use MPC8xx variant code. Fix some CDL
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114 bugs. Use CYGHWR_HAL_POWERPC_BOARD_SPEED
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115 Specify CPU options in linker flags.
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117 2000-02-03 Jesper Skov <jskov@redhat.com>
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119 * cdl/hal_powerpc_mbx.cdl: CYG_HAL_POWERPC_x->CYGPKG_...
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121 2000-02-03 Jesper Skov <jskov@redhat.com>
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123 * cdl/hal_powerpc_mbx.cdl: Generate S-record version of stub.
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124 Implements stubs.
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125
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126 2000-01-27 Jesper Skov <jskov@redhat.com>
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127
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128 * cdl/hal_powerpc_mbx.cdl: Moved part of stubs build rule to
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129 common HAL. Changed description.
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130
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131 2000-01-26 Jesper Skov <jskov@redhat.com>
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132
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133 * include/plf_cache.h: Added.
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134
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135 2000-01-26 Jesper Skov <jskov@redhat.com>
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136
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137 * cdl/hal_powerpc_mbx.cdl: Fix display string.
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138
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139 2000-01-24 Jesper Skov <jskov@cygnus.co.uk>
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140 * cdl/hal_powerpc_mbx.cdl: Add stubs build rule.
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141 * src/mbx.S: Depend on CYGSEM_HAL_ROM_MONITOR instead of
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142 CYG_HAL_ROM_MONITOR.
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143
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144 2000-01-24 John Dallaway <jld@cygnus.co.uk>
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145
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146 * cdl/*.cdl:
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147
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148 Remove obsolete option CYGTST_TESTING_IDENTIFIER.
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149
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150 2000-01-19 Hugo Tyson <hmt@cygnus.co.uk>
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151
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152 * cdl/*.cdl: Add descriptions to a number of options &c which were
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153 lacking same, also tidied up other typos as noticed en passant.
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154
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155 1999-12-21 Jonathan Larmour <jlarmour@cygnus.co.uk>
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156
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157 * cdl/hal_powerpc_mbx.cdl: Ensure we "puts" to appropriate CDL header
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158
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159 1999-12-20 Gary Thomas <gthomas@cygnus.co.uk>
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160
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161 * cdl/hal_powerpc_mbx.cdl: Add -Wl for linker options.
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162
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163 1999-11-25 Gary Thomas <gthomas@cygnus.co.uk>
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164
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165 * include/pkgconf/mlt_powerpc_mbx_rom.h:
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166 * include/pkgconf/mlt_powerpc_mbx_ram.h: New file(s).
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167
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168 1999-11-03 John Dallaway <jld@cygnus.co.uk>
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169
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170 * cdl/hal_powerpc_mbx.cdl: Define build options.
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171
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172 1999-10-22 Hugo Tyson <hmt@cygnus.co.uk>
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173
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174 * src/hal_diag.c (hal_diag_write_char): Call new hal_stub.h macro
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175 CYG_HAL_GDB_ENTER_CRITICAL_IO_REGION() instead of simply disabling
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176 interrupts, ditto for enable. This provides atomicity wrt single
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177 stepping and watching variables when this code to output a whole
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178 GDB $O packet is entered.
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179
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180 1999-09-20 Hugo Tyson <hmt@cygnus.co.uk>
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181
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182 * include/pkgconf/hal_powerpc_mbx.h:
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183 (CYGHWR_HAL_POWERPC_MBX_BOOT_32BIT_FLASH) new config option to
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184 control chip select initialization.
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185
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186 * src/mbx.S: Take notice of CYGHWR_HAL_POWERPC_MBX_BOOT_32BIT_FLASH.
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187
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188 * misc/stubrom.perm: Reference the new option for folks who want
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189 to boot from the 32-bit flash.
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190
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191 1999-09-13 Gary Thomas <gthomas@cygnus.co.uk>
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192
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193 * include/pkgconf/hal_powerpc_mbx.h (CYGHWR_HAL_POWERPC_BOARD_SPEED):
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194 Missing default value (wouldn't build sans ConfigTool).
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195
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196 1999-09-09 Gary Thomas <gthomas@cygnus.co.uk>
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197
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198 * include/pkgconf/hal_powerpc_mbx.h (CYGHWR_HAL_POWERPC_MBX_BOARD_SPEED):
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199 Rename CDL option to avoid a name clash.
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200
32
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201 1999-07-27 Hugo Tyson <hmt@cygnus.co.uk>
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202
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203 * src/mbx.S: Fix typo in PLL setup value. Reported from the net.
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204
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205 1999-06-28 Hugo Tyson <hmt@cygnus.co.uk>
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206
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207 * src/hal_diag.c (hal_diag_init): Fix a "default type" warning.
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208
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209 1999-06-28 Hugo Tyson <hmt@cygnus.co.uk>
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210
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211 * src/hal_diag.c (hal_diag_write_char): Only gobble the GDB ACK
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212 characters if there is no pre-ISR polling call to look for ^C
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213 chars to interrupt the prog. (CYGDBG_HAL_DEBUG_GDB_BREAK_SUPPORT
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214 - should not be enabled if devices are in use)
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215
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216 1999-06-28 Hugo Tyson <hmt@cygnus.co.uk>
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217
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218 * src/mbx.S (__upmtbl_start): We do not trust rewriting the UPMs
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219 for DRAM timing whilst running out of that very DRAM. So only
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220 init UPMs in ROM start (including when making a stub rom).
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221
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222 1999-06-27 Gary Thomas <gthomas@cygnus.co.uk>
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223
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224 * src/hal_diag.c: Support buffering of diagnostic data for later
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225 display. Controlled by CYGDBG_DIAG_BUF. Also, turn on code to
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226 handle GDB ACK characters when stubs are enabled.
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227
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228 1999-06-25 Hugo Tyson <hmt@cygnus.co.uk>
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229
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230 * src/mbx.S (__upmtbl_start): depending on CYG_HAL_ROM_MONITOR, we
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231 use the OLD TABLES if making a stub rom. For greatest commonality
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232 of startup code between RAM startup development binaries and ROM
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233 startup "product" binaries we completely re-initialize the UPMs
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234 that control DRAM timing even in RAM start when executing out of
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235 that very DRAM.
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236
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237 It appears that it is OK to rewrite the UPMs with the new timing
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238 data when already running with the old timing data, but not OK to
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239 update from new to new. So we use the old timing data when
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240 building stubs.
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241
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242 An alternative would be to conditionally not perform the UPM
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243 initialization in RAM startup, but that would weaken the testing
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244 value of RAM startup programs.
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245
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246 1999-06-24 Hugo Tyson <hmt@cygnus.co.uk>
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247
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248 * src/mbx.S (__upmtbl_start): Use the new tables recently supplied
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249 by email from Motorola; without them, the cache-line-zero
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250 operation only zeros 12 bytes rather than 16. [PR 20226]
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251
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252 1999-06-24 Hugo Tyson <hmt@cygnus.co.uk>
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253
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254 * include/plf_stub.h (HAL_STUB_PLATFORM_INIT_BREAK_IRQ): Define
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255 this (empty) for it is required if HAL_DEBUG_GDB_BREAK_SUPPORT is
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256 enabled. Improve HAL_STUB_PLATFORM_SET_BAUD_RATE.
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257
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258 1999-06-18 John Dallaway <jld@cygnus.co.uk>
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259
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260 * include/pkgconf/mlt_powerpc_mbx_rom.mlt:
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261 * include/pkgconf/mlt_powerpc_mbx_ram.mlt:
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262 Fix MLT save files to match the default linker script
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263 fragments.
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264
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265 1999-06-18 Hugo Tyson <hmt@cygnus.co.uk>
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266
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267 * include/pkgconf/mlt_powerpc_mbx_rom.mlt:
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268 * include/pkgconf/mlt_powerpc_mbx_ram.mlt:
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269 Initial attempt at getting these to match the reality of the
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270 linker script fragment; we'll have to see whether they're right.
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271
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272 1999-06-18 Hugo Tyson <hmt@cygnus.co.uk>
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273
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274 * src/mbx.S: Data cache setup in hal_hardware_init: set
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275 force-writethrough mode and explicitly disable little-endian swap
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276 mode, whatever _that_ is. Force-writethrough is required if you
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277 are to enable the data cache, it crashes otherwise. Cause
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278 unknown, could be the memory system doesn't support whatever
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279 access regime is used, or caching problems with loading code
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280 through the stubs? In any case, this is a fine workaround.
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281
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282 * src/hal_aux.c (CYGARC_MEMDESC_TABLE): Enable caching of the ROM;
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283 seems to do no harm, and helps ROM-based performance.
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284
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285 1999-06-18 Jesper Skov <jskov@cygnus.co.uk>
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286
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287 * include/pkgconf/hal_powerpc_mbx.h: Fixed CDL description.
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288
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289 1999-06-17 Hugo Tyson <hmt@cygnus.co.uk>
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290
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291 * misc/stubrom.perm: New file: a perm for creating an eCos stub
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292 ROM for the MBX. Pro tem, ^C to break is not supported, so the
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293 feature must remain disabled.
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294
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295 * include/plf_stub.h (HAL_STUB_PLATFORM_INIT): Diddle the LEDs if
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296 ROM start to distinguish eCos stub ROM from CygMon ROM from eCos
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297 app running/internal stubs.
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298
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299 1999-06-17 Hugo Tyson <hmt@cygnus.co.uk>
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300
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301 * include/pkgconf/mlt_powerpc_mbx_rom.ldi: Move RAM usage in ROM
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302 startup to 2000 so that we can build stubs that don't fight with
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303 RAM started apps' RAM use from 10000.
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304
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305 1999-06-17 Hugo Tyson <hmt@cygnus.co.uk>
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306
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307 * tests/PKGconf.mak: New file, to build that below.
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308
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309 * tests/mbxtime.cxx: New file, a simple test of the system timer
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310 for a human to check it's roughly seconds.
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311
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312 * include/pkgconf/mlt_powerpc_mbx_rom.ldi: ROM startup supported.
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313
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314 * include/pkgconf/hal_powerpc_mbx.h
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315 (CYGHWR_HAL_POWERPC_MBX_BOARD_SPEED): Add this config option to
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316 select 40MHz or 50MHz system clock speed.
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317
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318 * src/mbx.S (hal_hardware_init): Complete system init for ROM
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319 start; move return address to inside the ROM from wherever we
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320 booted. Proper board clock speed selection.
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321
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322 * src/hal_diag.c (hal_diag_write_char_serial): Do not encode
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323 packets for GDB if using ROM start.
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324
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325 * src/hal_aux.c (CYGARC_MEMDESC_TABLE): Map the ROM correctly so
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326 that ROM start works.
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327
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328 1999-06-15 Hugo Tyson <hmt@cygnus.co.uk>
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329
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330 * src/mbx.S (hal_hardware_init): Add full ROM-type startup code
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331 and some useful LED-diddling routines and macro, to assist in
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332 debugging ROM startup.
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333
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334 * src/hal_aux.c (CYGARC_MEMDESC_TABLE): Enable memory mapping to
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335 the LED control register so that we can treak them with mem mgt
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336 enabled ie. in a normal execution context.
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337
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338 1999-06-11 Hugo Tyson <hmt@cygnus.co.uk>
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339
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340 * src/mbx.S (hal_hardware_init): Set up the base address of the
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341 control registers in IMMR to 0xff000000 (as defined in arch).
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342 Turn off external interrupts, initialize the decrementer.
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343
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344 * src/PKGconf.mak: Build the new file.
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345
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346 * src/hal_aux.c (CYGARC_MEMDESC_TABLE): New file, to define this
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347 object for per-platform table-driven memory map initialization.
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348 The table used to be in hal_misc.c in the architectural HAL; this
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349 is platform dependent so better and cleaner here.
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350
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351 1999-06-10 Hugo Tyson <hmt@cygnus.co.uk>
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352
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353 * ChangeLog: Component created, based partly on the FADS work and
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354 on CygMon's serial IO code for the MBX860, to support the Motorola
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355 MBX860 development board. Actual serial support lies in
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356 neighbouring component HAL_QUICC [hal/powerpc/quicc/...]
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357
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358 * include/hal_diag.h
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359 * include/plf_stub.h
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360 * include/pkgconf/hal_powerpc_mbx.h
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361 * include/pkgconf/mlt_powerpc_mbx_ram.ldi
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362 * include/pkgconf/mlt_powerpc_mbx_ram.mlt
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363 * include/pkgconf/mlt_powerpc_mbx_rom.ldi
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364 * include/pkgconf/mlt_powerpc_mbx_rom.mlt
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365 * src/PKGconf.mak
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366 * src/hal_diag.c
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367 * src/mbx.S
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368 New files.
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369
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370 //===========================================================================
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371 //####COPYRIGHTBEGIN####
64
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372 //
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373 // -------------------------------------------
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374 // The contents of this file are subject to the Red Hat eCos Public License
66
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375 // Version 1.1 (the "License"); you may not use this file except in
64
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376 // compliance with the License. You may obtain a copy of the License at
66
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377 // http://www.redhat.com/
64
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378 //
66
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379 // Software distributed under the License is distributed on an "AS IS"
64
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380 // basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the
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381 // License for the specific language governing rights and limitations under
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382 // the License.
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383 //
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384 // The Original Code is eCos - Embedded Configurable Operating System,
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385 // released September 30, 1998.
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386 //
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387 // The Initial Developer of the Original Code is Red Hat.
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388 // Portions created by Red Hat are
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389 // Copyright (C) 1998, 1999, 2000 Red Hat, Inc.
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390 // All Rights Reserved.
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391 // -------------------------------------------
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392 //
32
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393 //####COPYRIGHTEND####
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394 //===========================================================================