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annotate packages/hal/powerpc/mbx/current/ChangeLog @ 76:435cced73e2f ecos-v1_3_1-release

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eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
author jlarmour
date Tue, 28 Mar 2000 14:10:45 +0000
parents da3908c9cd10
children c37d3a9e1b28
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435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
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1 2000-03-13 Jesper Skov <jskov@redhat.com>
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
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3 * include/plf_stub.h (HAL_STUB_PLATFORM_RESET): Jump to stub
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4 entry-point on GDB kill.
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6 2000-03-04 Gary Thomas <gthomas@redhat.com>
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8 * src/hal_aux.c (_mbx_init_i2c): I2C now working from eCos/GDB.
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10 2000-03-03 Gary Thomas <gthomas@redhat.com>
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12 * src/hal_aux.c (_mbx_fetch_VPD): New function - reads EEPROM and
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13 builds a queryable database.
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15 2000-03-02 Jesper Skov <jskov@redhat.com>
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17 * src/hal_diag.c: Fix typo.
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19 2000-02-29 Gary Thomas <gthomas@cygnus.co.uk>
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
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21 * src/hal_diag.c: Support option to suppress GDB protocol on
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22 the diag/serial device.
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24 2000-02-28 Jesper Skov <jskov@redhat.com>
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26 * cdl/hal_powerpc_mbx.cdl: Remove hardcoded copy_vectors
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27 definition.
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29 2000-02-21 Jesper Skov <jskov@redhat.com>
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31 * src/mbx.S: use arch.inc instead of ppc.inc
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33 2000-02-18 Jonathan Larmour <jlarmour@redhat.co.uk>
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35 * cdl/hal_powerpc_mbx.cdl (CYGBLD_BUILD_GDB_STUBS): When building
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36 stubs, define every dependency required here rather than in the
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37 template
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39 2000-02-17 Jonathan Larmour <jlarmour@redhat.co.uk>
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41 * include/pkgconf/hal_powerpc_mbx.h: Fix MPC860 -> MPC8xx typo
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42 * cdl/hal_powerpc_mbx.cdl: likewise
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44 2000-02-11 Jesper Skov <jskov@redhat.com>
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46 * src/hal_aux.c: Cleaned up includes.
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48 2000-02-10 Jesper Skov <jskov@redhat.com>
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50 * include/plf_stub.h:
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51 Removed HAL_STUB_PLATFORM_STUBS_INIT.
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52
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53 * misc/STUBS_config: [added]
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54 Removed stubs as a legal startup type.
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56 2000-02-07 Jesper Skov <jskov@redhat.com>
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58 * include/pkgconf/mlt_powerpc_mbx_ram.mlt:
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59 * include/pkgconf/mlt_powerpc_mbx_rom.mlt:
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60 Fixed some typos.
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61
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62 * src/mbx.S: Use CYGHWR_HAL_POWERPC_BOARD_SPEED.
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64 * include/pkgconf/mlt*.*: Use new exception scheme.
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65 * include/pkgconf/hal_powerpc_mbx.h: Use
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66 CYGHWR_HAL_POWERPC_BOARD_SPEED. Use MPC8xx variant code.
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69 * cdl/hal_powerpc_mbx.cdl: Use MPC8xx variant code. Fix some CDL
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70 bugs. Use CYGHWR_HAL_POWERPC_BOARD_SPEED
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71 Specify CPU options in linker flags.
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73 2000-02-03 Jesper Skov <jskov@redhat.com>
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75 * cdl/hal_powerpc_mbx.cdl: CYG_HAL_POWERPC_x->CYGPKG_...
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77 2000-02-03 Jesper Skov <jskov@redhat.com>
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79 * cdl/hal_powerpc_mbx.cdl: Generate S-record version of stub.
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80 Implements stubs.
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81
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82 2000-01-27 Jesper Skov <jskov@redhat.com>
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84 * cdl/hal_powerpc_mbx.cdl: Moved part of stubs build rule to
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85 common HAL. Changed description.
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87 2000-01-26 Jesper Skov <jskov@redhat.com>
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89 * include/plf_cache.h: Added.
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91 2000-01-26 Jesper Skov <jskov@redhat.com>
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93 * cdl/hal_powerpc_mbx.cdl: Fix display string.
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95 2000-01-24 Jesper Skov <jskov@cygnus.co.uk>
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96 * cdl/hal_powerpc_mbx.cdl: Add stubs build rule.
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97 * src/mbx.S: Depend on CYGSEM_HAL_ROM_MONITOR instead of
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98 CYG_HAL_ROM_MONITOR.
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100 2000-01-24 John Dallaway <jld@cygnus.co.uk>
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101
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102 * cdl/*.cdl:
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103
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104 Remove obsolete option CYGTST_TESTING_IDENTIFIER.
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106 2000-01-19 Hugo Tyson <hmt@cygnus.co.uk>
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108 * cdl/*.cdl: Add descriptions to a number of options &c which were
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109 lacking same, also tidied up other typos as noticed en passant.
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111 1999-12-21 Jonathan Larmour <jlarmour@cygnus.co.uk>
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113 * cdl/hal_powerpc_mbx.cdl: Ensure we "puts" to appropriate CDL header
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115 1999-12-20 Gary Thomas <gthomas@cygnus.co.uk>
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117 * cdl/hal_powerpc_mbx.cdl: Add -Wl for linker options.
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119 1999-11-25 Gary Thomas <gthomas@cygnus.co.uk>
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121 * include/pkgconf/mlt_powerpc_mbx_rom.h:
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122 * include/pkgconf/mlt_powerpc_mbx_ram.h: New file(s).
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124 1999-11-03 John Dallaway <jld@cygnus.co.uk>
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125
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
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126 * cdl/hal_powerpc_mbx.cdl: Define build options.
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127
48
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128 1999-10-22 Hugo Tyson <hmt@cygnus.co.uk>
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129
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130 * src/hal_diag.c (hal_diag_write_char): Call new hal_stub.h macro
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131 CYG_HAL_GDB_ENTER_CRITICAL_IO_REGION() instead of simply disabling
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132 interrupts, ditto for enable. This provides atomicity wrt single
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133 stepping and watching variables when this code to output a whole
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134 GDB $O packet is entered.
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135
38
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136 1999-09-20 Hugo Tyson <hmt@cygnus.co.uk>
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137
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138 * include/pkgconf/hal_powerpc_mbx.h:
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139 (CYGHWR_HAL_POWERPC_MBX_BOOT_32BIT_FLASH) new config option to
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140 control chip select initialization.
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141
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142 * src/mbx.S: Take notice of CYGHWR_HAL_POWERPC_MBX_BOOT_32BIT_FLASH.
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143
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144 * misc/stubrom.perm: Reference the new option for folks who want
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145 to boot from the 32-bit flash.
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146
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147 1999-09-13 Gary Thomas <gthomas@cygnus.co.uk>
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148
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149 * include/pkgconf/hal_powerpc_mbx.h (CYGHWR_HAL_POWERPC_BOARD_SPEED):
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150 Missing default value (wouldn't build sans ConfigTool).
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151
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152 1999-09-09 Gary Thomas <gthomas@cygnus.co.uk>
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153
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154 * include/pkgconf/hal_powerpc_mbx.h (CYGHWR_HAL_POWERPC_MBX_BOARD_SPEED):
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155 Rename CDL option to avoid a name clash.
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156
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157 1999-07-27 Hugo Tyson <hmt@cygnus.co.uk>
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158
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159 * src/mbx.S: Fix typo in PLL setup value. Reported from the net.
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160
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161 1999-06-28 Hugo Tyson <hmt@cygnus.co.uk>
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162
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163 * src/hal_diag.c (hal_diag_init): Fix a "default type" warning.
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164
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165 1999-06-28 Hugo Tyson <hmt@cygnus.co.uk>
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166
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167 * src/hal_diag.c (hal_diag_write_char): Only gobble the GDB ACK
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168 characters if there is no pre-ISR polling call to look for ^C
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169 chars to interrupt the prog. (CYGDBG_HAL_DEBUG_GDB_BREAK_SUPPORT
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170 - should not be enabled if devices are in use)
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171
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172 1999-06-28 Hugo Tyson <hmt@cygnus.co.uk>
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173
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174 * src/mbx.S (__upmtbl_start): We do not trust rewriting the UPMs
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175 for DRAM timing whilst running out of that very DRAM. So only
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176 init UPMs in ROM start (including when making a stub rom).
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177
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178 1999-06-27 Gary Thomas <gthomas@cygnus.co.uk>
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179
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180 * src/hal_diag.c: Support buffering of diagnostic data for later
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181 display. Controlled by CYGDBG_DIAG_BUF. Also, turn on code to
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182 handle GDB ACK characters when stubs are enabled.
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183
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184 1999-06-25 Hugo Tyson <hmt@cygnus.co.uk>
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185
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186 * src/mbx.S (__upmtbl_start): depending on CYG_HAL_ROM_MONITOR, we
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187 use the OLD TABLES if making a stub rom. For greatest commonality
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188 of startup code between RAM startup development binaries and ROM
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189 startup "product" binaries we completely re-initialize the UPMs
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190 that control DRAM timing even in RAM start when executing out of
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191 that very DRAM.
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192
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193 It appears that it is OK to rewrite the UPMs with the new timing
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194 data when already running with the old timing data, but not OK to
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195 update from new to new. So we use the old timing data when
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196 building stubs.
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197
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198 An alternative would be to conditionally not perform the UPM
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199 initialization in RAM startup, but that would weaken the testing
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200 value of RAM startup programs.
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201
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202 1999-06-24 Hugo Tyson <hmt@cygnus.co.uk>
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203
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204 * src/mbx.S (__upmtbl_start): Use the new tables recently supplied
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205 by email from Motorola; without them, the cache-line-zero
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206 operation only zeros 12 bytes rather than 16. [PR 20226]
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207
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208 1999-06-24 Hugo Tyson <hmt@cygnus.co.uk>
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209
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210 * include/plf_stub.h (HAL_STUB_PLATFORM_INIT_BREAK_IRQ): Define
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211 this (empty) for it is required if HAL_DEBUG_GDB_BREAK_SUPPORT is
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212 enabled. Improve HAL_STUB_PLATFORM_SET_BAUD_RATE.
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213
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214 1999-06-18 John Dallaway <jld@cygnus.co.uk>
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215
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216 * include/pkgconf/mlt_powerpc_mbx_rom.mlt:
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217 * include/pkgconf/mlt_powerpc_mbx_ram.mlt:
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218 Fix MLT save files to match the default linker script
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219 fragments.
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220
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221 1999-06-18 Hugo Tyson <hmt@cygnus.co.uk>
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222
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223 * include/pkgconf/mlt_powerpc_mbx_rom.mlt:
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224 * include/pkgconf/mlt_powerpc_mbx_ram.mlt:
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225 Initial attempt at getting these to match the reality of the
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226 linker script fragment; we'll have to see whether they're right.
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227
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228 1999-06-18 Hugo Tyson <hmt@cygnus.co.uk>
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229
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230 * src/mbx.S: Data cache setup in hal_hardware_init: set
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231 force-writethrough mode and explicitly disable little-endian swap
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232 mode, whatever _that_ is. Force-writethrough is required if you
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233 are to enable the data cache, it crashes otherwise. Cause
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234 unknown, could be the memory system doesn't support whatever
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235 access regime is used, or caching problems with loading code
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236 through the stubs? In any case, this is a fine workaround.
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237
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238 * src/hal_aux.c (CYGARC_MEMDESC_TABLE): Enable caching of the ROM;
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239 seems to do no harm, and helps ROM-based performance.
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240
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241 1999-06-18 Jesper Skov <jskov@cygnus.co.uk>
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242
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243 * include/pkgconf/hal_powerpc_mbx.h: Fixed CDL description.
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244
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245 1999-06-17 Hugo Tyson <hmt@cygnus.co.uk>
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246
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247 * misc/stubrom.perm: New file: a perm for creating an eCos stub
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248 ROM for the MBX. Pro tem, ^C to break is not supported, so the
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249 feature must remain disabled.
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250
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251 * include/plf_stub.h (HAL_STUB_PLATFORM_INIT): Diddle the LEDs if
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252 ROM start to distinguish eCos stub ROM from CygMon ROM from eCos
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253 app running/internal stubs.
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254
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255 1999-06-17 Hugo Tyson <hmt@cygnus.co.uk>
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256
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257 * include/pkgconf/mlt_powerpc_mbx_rom.ldi: Move RAM usage in ROM
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258 startup to 2000 so that we can build stubs that don't fight with
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259 RAM started apps' RAM use from 10000.
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260
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261 1999-06-17 Hugo Tyson <hmt@cygnus.co.uk>
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262
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263 * tests/PKGconf.mak: New file, to build that below.
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264
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265 * tests/mbxtime.cxx: New file, a simple test of the system timer
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266 for a human to check it's roughly seconds.
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267
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268 * include/pkgconf/mlt_powerpc_mbx_rom.ldi: ROM startup supported.
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269
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270 * include/pkgconf/hal_powerpc_mbx.h
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271 (CYGHWR_HAL_POWERPC_MBX_BOARD_SPEED): Add this config option to
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272 select 40MHz or 50MHz system clock speed.
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273
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274 * src/mbx.S (hal_hardware_init): Complete system init for ROM
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275 start; move return address to inside the ROM from wherever we
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276 booted. Proper board clock speed selection.
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277
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278 * src/hal_diag.c (hal_diag_write_char_serial): Do not encode
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279 packets for GDB if using ROM start.
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280
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281 * src/hal_aux.c (CYGARC_MEMDESC_TABLE): Map the ROM correctly so
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282 that ROM start works.
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283
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284 1999-06-15 Hugo Tyson <hmt@cygnus.co.uk>
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285
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286 * src/mbx.S (hal_hardware_init): Add full ROM-type startup code
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287 and some useful LED-diddling routines and macro, to assist in
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288 debugging ROM startup.
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289
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290 * src/hal_aux.c (CYGARC_MEMDESC_TABLE): Enable memory mapping to
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291 the LED control register so that we can treak them with mem mgt
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292 enabled ie. in a normal execution context.
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293
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294 1999-06-11 Hugo Tyson <hmt@cygnus.co.uk>
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295
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296 * src/mbx.S (hal_hardware_init): Set up the base address of the
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297 control registers in IMMR to 0xff000000 (as defined in arch).
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298 Turn off external interrupts, initialize the decrementer.
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299
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300 * src/PKGconf.mak: Build the new file.
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301
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302 * src/hal_aux.c (CYGARC_MEMDESC_TABLE): New file, to define this
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303 object for per-platform table-driven memory map initialization.
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304 The table used to be in hal_misc.c in the architectural HAL; this
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305 is platform dependent so better and cleaner here.
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306
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307 1999-06-10 Hugo Tyson <hmt@cygnus.co.uk>
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308
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309 * ChangeLog: Component created, based partly on the FADS work and
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310 on CygMon's serial IO code for the MBX860, to support the Motorola
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311 MBX860 development board. Actual serial support lies in
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312 neighbouring component HAL_QUICC [hal/powerpc/quicc/...]
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313
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314 * include/hal_diag.h
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315 * include/plf_stub.h
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316 * include/pkgconf/hal_powerpc_mbx.h
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317 * include/pkgconf/mlt_powerpc_mbx_ram.ldi
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318 * include/pkgconf/mlt_powerpc_mbx_ram.mlt
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319 * include/pkgconf/mlt_powerpc_mbx_rom.ldi
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320 * include/pkgconf/mlt_powerpc_mbx_rom.mlt
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321 * src/PKGconf.mak
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322 * src/hal_diag.c
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323 * src/mbx.S
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324 New files.
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325
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326 //===========================================================================
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327 //####COPYRIGHTBEGIN####
64
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328 //
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329 // -------------------------------------------
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330 // The contents of this file are subject to the Red Hat eCos Public License
66
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331 // Version 1.1 (the "License"); you may not use this file except in
64
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332 // compliance with the License. You may obtain a copy of the License at
66
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333 // http://www.redhat.com/
64
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334 //
66
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335 // Software distributed under the License is distributed on an "AS IS"
64
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336 // basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the
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337 // License for the specific language governing rights and limitations under
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338 // the License.
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339 //
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340 // The Original Code is eCos - Embedded Configurable Operating System,
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341 // released September 30, 1998.
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342 //
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343 // The Initial Developer of the Original Code is Red Hat.
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344 // Portions created by Red Hat are
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345 // Copyright (C) 1998, 1999, 2000 Red Hat, Inc.
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346 // All Rights Reserved.
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347 // -------------------------------------------
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348 //
32
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349 //####COPYRIGHTEND####
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350 //===========================================================================