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annotate packages/hal/sh/arch/current/ChangeLog @ 78:59d97b6ba612 ecos-sw-2000-03-28

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Merge from eCos master repository on 2000-03-28-19:50:47-BST
author jlarmour
date Tue, 28 Mar 2000 20:13:29 +0000
parents 435cced73e2f
children 2085233a121a
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1 2000-03-20 Jesper Skov <jskov@redhat.com>
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3 * include/sh_regs.h: Add definitions for RTC module.
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5 2000-03-20 Jesper Skov <jskov@redhat.com>
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7 * src/hal_mk_defs.c: Added CYGNUM_HAL_VSR_EXCEPTION_COUNT
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9 2000-03-16 Jesper Skov <jskov@redhat.com>
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11 * include/mod_7708.h:
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12 * include/sh_regs.h:
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13 Adding new module definitions, conditionally included depending on
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14 chosen CPU implementation. Each CPU defines its own set of
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15 included modules (and module versions).
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17 * include/hal_cache.h: Get cache specs from CPU module file.
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19 * cdl/hal_sh.cdl: Added CPU implementation controls.
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21 2000-03-03 Jonathan Larmour <jlarmour@redhat.co.uk>
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23 * include/sh_stub.h: Make C++ safe
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25 2000-02-28 Jesper Skov <jskov@redhat.com>
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27 * src/vectors.S:
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28 * src/hal_mk_defs.c:
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29 * src/context.S:
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30 * include/hal_arch.h:
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31 * cdl/hal_sh.cdl:
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32 Added hal_mk_defs allowing assembly to use C symbols.
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33 Cleaned up setjmp/longjmp structure.
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35 * include/arch.inc: Added interrupt macros.
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36 * src/vectors.S: Leave interrupt enable to interrupt_end, ensuring
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37 proper use of interrupt_stack. Use range-checking instead of
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38 counter for switches to interrupt_stack.
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39 * src/context.S: Save and restore interrupt state on thread
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40 switches.
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41 * include/hal_arch.h: Set thread initial SR state to allow
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42 interrupts.
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44 2000-02-18 Jesper Skov <jskov@redhat.com>
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46 * src/context.S: Fix comment character.
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48 2000-02-16 Jesper Skov <jskov@redhat.com>
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50 * cdl/hal_sh.cdl:
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51 * include/basetype.h:
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52 Added LE support.
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54 2000-02-15 Jesper Skov <jskov@redhat.com>
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56 * src/vectors.S: Leave vector initialization to platform. Get rid
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57 of stubs startup type.
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59 * src/sh.ld: Define hal_vsr_table address.
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61 * include/hal_intr.h: provide CYGNUM_HAL_VSR_EXCEPTION_COUNT.
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63 2000-01-24 Jesper Skov <jskov@cygnus.co.uk>
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65 * src/vectors.S (__interrupt_stack): Remove stubs config check for
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66 CYGIMP_HAL_COMMON_INTERRUPTS_USE_INTERRUPT_STACK.
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68 1999-12-21 Jonathan Larmour <jlarmour@cygnus.co.uk>
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70 * include/hal_cache.h: Rename CYG_HAL_SH_SH7708 ->
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71 CYGPKG_HAL_SH_EDK7708
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73 * include/sh_regs.h: Likewise
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75 * src/vectors.S: Likewise
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76 Rename CYG_HAL_USE_ROM_MONITOR_GDB_STUBS ->
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77 CYGSEM_HAL_USE_ROM_MONITOR_GDB_stubs
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78
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79 1999-12-02 John Dallaway <jld@cygnus.co.uk>
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80
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81 * cdl/hal_sh.cdl:
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82
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83 Use the <PACKAGE> token in custom rules.
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84
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85 1999-12-01 John Dallaway <jld@cygnus.co.uk>
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86
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87 * cdl/hal_sh.cdl:
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88
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89 Use the <PREFIX> token in custom rules.
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90
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91 1999-11-04 John Dallaway <jld@cygnus.co.uk>
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92
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93 * cdl/hal_sh.cdl:
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94
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95 Output custom rule dependency information to .deps files in
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96 the current directory.
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97
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98 Dispense with the need to create a 'src' sub-directory.
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99
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100 1999-10-29 Jesper Skov <jskov@cygnus.co.uk>
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101
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102 * cdl/hal_sh.cdl: Added.
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103
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104 1999-09-01 Jesper Skov <jskov@cygnus.co.uk>
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106 * include/sh_regs.h: Added watchdog registers.
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108 1999-07-30 Jesper Skov <jskov@cygnus.co.uk>
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110 * src/sh_stub.c (__single_step): Added handling of bt/s and bf/s.
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112 1999-07-12 Jesper Skov <jskov@lassi.cygnus.co.uk>
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114 * src/sh_stub.c: Use UCOND_RBR_MASK instead of BRAF_MASK.
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116 1999-07-05 Jesper Skov <jskov@cygnus.co.uk>
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118 * src/sh_stub.c (__single_step): And of bsrf.
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120 1999-07-02 Jesper Skov <jskov@cygnus.co.uk>
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122 * src/sh_stub.c (__single_step): Added handling of braf
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123 instruction.
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125 1999-06-25 Jesper Skov <jskov@cygnus.co.uk>
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127 * src/vectors.S (__startup_stack): Increased size to allow the
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128 twothreads example to run.
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129
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130 1999-06-24 Jesper Skov <jskov@cygnus.co.uk>
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131
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132 * src/vectors.S: CYGDBG_HAL_DEBUG_GDB_INCLUDE_STUBS overrides use
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133 of stubs in ROM.
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134
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135 * src/sh_stub.c (__computeSignal): Renamed _IO_ vectors to _DATA_.
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136
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137 1999-06-21 Jesper Skov <jskov@cygnus.co.uk>
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138 PR 20200
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139 * include/hal_intr.h: Renamed _IO_ error vectors to _DATA_.
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140
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141 * src/vectors.S: Increased size of startup stack.
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142
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143 1999-06-08 Jesper Skov <jskov@cygnus.co.uk>
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144
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145 * include/pkgconf/hal_sh.h: Added CDL for
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146 CYGHWR_HAL_SH_HANDLE_SPURIOUS_INTERRUPTS.
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147
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148 * src/vectors.S:
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149 * include/hal_intr.h:
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150 Decode exceptions before the VSR level.
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151
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152 1999-06-02 Jesper Skov <jskov@cygnus.co.uk>
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153
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154 * src/vectors.S: Cleaned up the interrupt entry/exit code.
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155 Made it have consistent register-bank usage.
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156
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157 1999-06-01 Jesper Skov <jskov@cygnus.co.uk>
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158
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159 * src/context.S (hal_thread_switch_context): Save PC when thread
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160 debugging enabled.
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161
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162 * src/vectors.S:
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163 * include/hal_arch.h:
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164 * include/sh.inc:
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165 Added handling of VBR and GBR.
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166
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167 * include/hal_intr.h:
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168 * src/vectors.S:
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169 Added proper handling of nested interrupts.
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170
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171 * src/vectors.S (__interrupt): Added handling of spurious event=0
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172 interrupts.
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173
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174 1999-05-31 Jesper Skov <jskov@cygnus.co.uk>
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175
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176 * src/vectors.S: Fixed comment.
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177
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178 * include/sh_sci.inl (cyg_hal_gdb_isr): Alter CR using the proper
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179 mask.
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180
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181 * include/hal_cache.h (HAL_UCACHE_WRITE_MODE): Fixed typo.
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182
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183 * src/hal_misc.c (cyg_hal_enable_caches): Enable write-back mode.
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184
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185 * src/sh_stub.c (__computeSignal):
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186 Added proper cause->signal decoding.
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187
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188 * src/sh_stub.c:
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189 * src/hal_misc.c:
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190 * include/hal_intr.h:
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191 * include/hal_arch.h:
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192 Cleaned up some FIX MEs.
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193
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194 * include/sh_regs.h: Added CYGARC_REG_SCSSR_CLEARMASK.
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195
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196 1999-05-28 Jesper Skov <jskov@cygnus.co.uk>
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197
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198 * include/hal_arch.h:
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199 * src/vectors.S:
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200 Fixed stack size macros.
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201
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202 1999-05-27 Jesper Skov <jskov@cygnus.co.uk>
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203
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
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204 * include/hal_cache.h: Include io and register header files.
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205
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206 * include/hal_intr.h:
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207 * src/vectors.S (_hal_interrupt_stack_call_pending_DSRs):
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208 Added DSR-calls-on-interrupt-stack support.
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209
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210 1999-05-27 Jesper Skov <jskov@cygnus.co.uk>
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211
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212 * include/hal_cache.h: Force cache macros to use registers, or
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213 they fail when compiled without optimization.
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214
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215 1999-05-26 Jesper Skov <jskov@cygnus.co.uk>
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216
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217 * include/hal_intr.h:
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218 Fix asm constraints.
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219
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
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220 * src/vectors.S: Fixed cyg_instrument call.
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221 Added forgotten delay-slot nop after bra.
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222
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223 1999-05-26 Jesper Skov <jskov@cygnus.co.uk>
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224
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225 * include/sh_regs.h: Added some more baud rate values.
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226
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227 1999-05-25 Jesper Skov <jskov@cygnus.co.uk>
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228
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229 * src/vectors.S: Get ISR count from hal_intr.h.
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230 Define regions of interrupt/exception handlers that are debugging
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231 safe.
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232
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233 * include/hal_intr.h: Split in two parts - top is assembly safe.
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234
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235 1999-05-24 Jesper Skov <jskov@cygnus.co.uk>
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236
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237 * src/hal_misc.c (cyg_hal_enable_caches): Disable writeback for
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238 now.
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239
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240 * include/hal_cache.h:
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241 Fixed typos and compiler warnings.
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
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242
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243 * src/hal_misc.c:
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244 Renamed BCACHE to U(nified)CACHE.
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245
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246 1999-05-24 Jesper Skov <jskov@cygnus.co.uk>
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247
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248 * include/sh_regs.h: Added cache register definitions.
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249
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250 * include/hal_cache.h: Defined cache macros.
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251
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252 * src/hal_misc.c (cyg_hal_enable_caches): Use BCACHE macros.
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253
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254 * src/vectors.S (_start): Call cache init function.
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255
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256 * include/hal_intr.h: Ignore reserved vectors when accessed by ISR
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257 macros.
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258 (HAL_CLOCK_INITIALIZE): Removed hack that made clock run at 1/4 speed.
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259
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260 * include/hal_arch.h:
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261 * src/context.S:
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262 Implemented setjmp/longjmp functions.
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263
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264 1999-05-21 Jesper Skov <jskov@cygnus.co.uk>
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265
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266 * src/sh.ld: Fix _stext/_etext naming.
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267
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268 * include/hal_intr.h: Added missing interrupt sources.
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269
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270 * include/sh_sci.inl: Added GDB_BREAK support.
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271
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272 * src/vectors.S (__default_interrupt_vsr): Added GDB_BREAK
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273 support.
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274 Fixed register overwrite.
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275 Set SR on exception/interrupt entry to allow breakpoints in
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276 handlers.
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277
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278 1999-05-21 Jesper Skov <jskov@cygnus.co.uk>
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279
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280 * src/vectors.S: Added support for handling of exceptions by stub
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281 in ROM.
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282
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283 * include/sh_sci.inl (init_serial): Added comment.
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284
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285 * src/vectors.S (_cyg_interrupt_stack_base, _cyg_interrupt_stack):
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286 Fixed naming.
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287
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288 * src/context.S: Removed MINIMUM_CONTEXT handling as it was
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289 flawed. A better version doesn't save many cycles.
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290
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291 1999-05-21 Hugo Tyson <hmt@cygnus.co.uk>
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292
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293 * include/hal_intr.h: Define HAL_INTERRUPT_STACK_BASE and
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294 HAL_INTERRUPT_STACK_TOP so that stack usage macros in
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295 kernel/.../stackmon.hxx can work.
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296
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297 * src/vectors.S (cyg_interrupt_stack_base): Define this symbol for
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298 the interrupt stack and its friend for the stack top so that we
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299 can publish them with nice names.
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300
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301 1999-05-21 Jesper Skov <jskov@cygnus.co.uk>
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302
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303 * src/vectors.S (__default_exception_vsr): Decode cause of
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304 exception.
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305
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306 * src/sh_stub.c (__clear_single_step): Let fixup code handle PC
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307 decrementing.
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308
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309 * include/sh_stub.h: Fix PC after a trap instruction was hit.
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310
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311 1999-05-21 Jesper Skov <jskov@cygnus.co.uk>
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312
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313 * src/vectors.S:
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314 * include/hal_intr.h:
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315 Use IMASK to control interrupts rather than BL.
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316
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317 * src/sh_stub.c: Added single step code.
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318 Don't skip instructions when single stepping.
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319
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320 1999-05-20 Jesper Skov <jskov@cygnus.co.uk>
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321
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322 * src/vectors.S: Fixed errors due to trunk-move cleanup.
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323 Added counter to debug code. Fixed bug in debug code(!).
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324 Doubled startup stack size.
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325
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326 1999-05-20 Jesper Skov <jskov@cygnus.co.uk>
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327
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328 * Moved files to CVS trunk.
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329
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330 1999-05-19 Jesper Skov <jskov@cygnus.co.uk>
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331
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332 * src/vectors.S: Fixed comment.
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333
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334 * include/sh_sci.inl: Set speed to 38400 when not RAM startup.
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335
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336 * include/hal_arch.h: Enable interrupts before a trap.
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337
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338 1999-05-19 Jesper Skov <jskov@cygnus.co.uk>
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339
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340 * src/vectors.S (__reset): Added initial jump to get from address
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341 0 to ROM.
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342
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343 * include/sh_regs.h: Added BSC register definitions.
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344
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345 1999-05-19 Jesper Skov <jskov@cygnus.co.uk>
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346
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347 * Most things working now. Will start keeping track of changes.
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348
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349
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350 1999-04-22 Jesper Skov <jskov@lassi.cygnus.co.uk>
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351
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352 * Set up directory structure.
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353
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354 //===========================================================================
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355 //####COPYRIGHTBEGIN####
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356 //
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357 // -------------------------------------------
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358 // The contents of this file are subject to the Red Hat eCos Public License
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359 // Version 1.1 (the "License"); you may not use this file except in
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360 // compliance with the License. You may obtain a copy of the License at
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361 // http://www.redhat.com/
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362 //
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363 // Software distributed under the License is distributed on an "AS IS"
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364 // basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the
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365 // License for the specific language governing rights and limitations under
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366 // the License.
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367 //
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368 // The Original Code is eCos - Embedded Configurable Operating System,
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369 // released September 30, 1998.
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370 //
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371 // The Initial Developer of the Original Code is Red Hat.
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372 // Portions created by Red Hat are
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373 // Copyright (C) 1998, 1999, 2000 Red Hat, Inc.
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374 // All Rights Reserved.
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375 // -------------------------------------------
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376 //
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377 //####COPYRIGHTEND####
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378 //===========================================================================