Mercurial > flash_v2
annotate packages/hal/sh/arch/current/ChangeLog @ 97:ced4577552cd ecos-sw-2000-06-06
Merge from eCos master repository on 2000-06-06-08:44:00-BST
| author | jlarmour |
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| date | Tue, 06 Jun 2000 08:39:36 +0000 |
| parents | afdeb44241de |
| children | 97d9d85b42c0 |
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1 2000-05-08 Jesper Skov <jskov@redhat.com> |
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3 * cdl/hal_sh.cdl: Make sure CPU variant definition ends up in |
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4 system.h |
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6 2000-04-26 Jesper Skov <jskov@redhat.com> |
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7 |
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8 * src/hal_mk_defs.c: Added some caching data. |
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9 |
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10 * src/vectors.S: |
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11 * include/hal_cache.h: |
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12 Rewrote caching functions in assembly with appropriate magic to |
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13 have the code execute out of a non-cachable memory shadow. |
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14 |
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15 2000-04-25 Jesper Skov <jskov@redhat.com> |
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16 |
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17 * include/hal_cache.h (HAL_UCACHE_WRITE_MODE): Also wiggle the WT |
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18 bit. It has opposite polarity of the CB bit. |
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20 2000-04-12 Jesper Skov <jskov@redhat.com> |
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21 |
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22 * src/vectors.S: Entry code rewritten to allow ROMRAM startups. |
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23 |
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24 * src/sh.ld: Change LMA alignment to 16 (workaround |
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25 902557-CR). Provide vector LMA address. |
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26 |
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27 * include/sh_sci.inl: Replaced hardcoded baud rate constant with |
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28 macro function. |
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29 |
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30 * cdl/hal_sh.cdl: Don't let interface define anything. |
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31 |
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32 2000-04-10 Jesper Skov <jskov@redhat.com> |
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33 |
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34 * include/hal_intr.h: Mask/unmask functions handle entire ISR |
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35 range now. |
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36 |
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37 2000-04-06 Jesper Skov <jskov@redhat.com> |
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38 |
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39 * src/sh.ld (_hal_vsr_table): Get address from platform CDL. |
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40 |
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41 2000-03-31 Jesper Skov <jskov@redhat.com> |
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43 * include/sh_regs.h: Added bit definitions for BSC. |
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44 |
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45 * include/sh_regs.h: Replaced hardcoded baud rate constants with |
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46 a macro which calculates the proper values based on baud rate |
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47 and CPU clock speed. |
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48 |
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49 * src/vectors.S: ISR mask tables enabled per CPU variant, not |
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50 target. |
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52 2000-03-20 Jesper Skov <jskov@redhat.com> |
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53 |
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54 * include/sh_regs.h: Add definitions for RTC module. |
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56 2000-03-20 Jesper Skov <jskov@redhat.com> |
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58 * src/hal_mk_defs.c: Added CYGNUM_HAL_VSR_EXCEPTION_COUNT |
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60 2000-03-16 Jesper Skov <jskov@redhat.com> |
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62 * include/mod_7708.h: |
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63 * include/sh_regs.h: |
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64 Adding new module definitions, conditionally included depending on |
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65 chosen CPU implementation. Each CPU defines its own set of |
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66 included modules (and module versions). |
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67 |
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68 * include/hal_cache.h: Get cache specs from CPU module file. |
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69 |
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70 * cdl/hal_sh.cdl: Added CPU implementation controls. |
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72 2000-03-03 Jonathan Larmour <jlarmour@redhat.co.uk> |
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73 |
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74 * include/sh_stub.h: Make C++ safe |
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76 2000-02-28 Jesper Skov <jskov@redhat.com> |
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78 * src/vectors.S: |
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79 * src/hal_mk_defs.c: |
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80 * src/context.S: |
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81 * include/hal_arch.h: |
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82 * cdl/hal_sh.cdl: |
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83 Added hal_mk_defs allowing assembly to use C symbols. |
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84 Cleaned up setjmp/longjmp structure. |
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85 |
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86 * include/arch.inc: Added interrupt macros. |
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87 * src/vectors.S: Leave interrupt enable to interrupt_end, ensuring |
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88 proper use of interrupt_stack. Use range-checking instead of |
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89 counter for switches to interrupt_stack. |
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90 * src/context.S: Save and restore interrupt state on thread |
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91 switches. |
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92 * include/hal_arch.h: Set thread initial SR state to allow |
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93 interrupts. |
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94 |
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95 2000-02-18 Jesper Skov <jskov@redhat.com> |
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96 |
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97 * src/context.S: Fix comment character. |
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98 |
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99 2000-02-16 Jesper Skov <jskov@redhat.com> |
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101 * cdl/hal_sh.cdl: |
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102 * include/basetype.h: |
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103 Added LE support. |
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104 |
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105 2000-02-15 Jesper Skov <jskov@redhat.com> |
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106 |
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107 * src/vectors.S: Leave vector initialization to platform. Get rid |
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108 of stubs startup type. |
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109 |
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110 * src/sh.ld: Define hal_vsr_table address. |
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111 |
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112 * include/hal_intr.h: provide CYGNUM_HAL_VSR_EXCEPTION_COUNT. |
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114 2000-02-02 Jesper Skov <jskov@redhat.com> |
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115 |
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116 * src/sh.ld: Fix typo. |
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117 |
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118 2000-01-28 Gary Thomas <gthomas@cygnus.co.uk> |
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119 |
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120 * src/sh.ld: Add support for network package. |
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121 |
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122 2000-01-24 Jesper Skov <jskov@cygnus.co.uk> |
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123 |
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124 * src/vectors.S (__interrupt_stack): Remove stubs config check for |
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125 CYGIMP_HAL_COMMON_INTERRUPTS_USE_INTERRUPT_STACK. |
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126 |
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127 1999-12-21 Jonathan Larmour <jlarmour@cygnus.co.uk> |
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128 |
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129 * include/hal_cache.h: Rename CYG_HAL_SH_SH7708 -> |
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130 CYGPKG_HAL_SH_EDK7708 |
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131 |
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132 * include/sh_regs.h: Likewise |
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133 |
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134 * src/vectors.S: Likewise |
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135 Rename CYG_HAL_USE_ROM_MONITOR_GDB_STUBS -> |
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136 CYGSEM_HAL_USE_ROM_MONITOR_GDB_stubs |
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137 |
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138 1999-12-02 John Dallaway <jld@cygnus.co.uk> |
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139 |
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140 * cdl/hal_sh.cdl: |
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141 |
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142 Use the <PACKAGE> token in custom rules. |
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143 |
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144 1999-12-01 John Dallaway <jld@cygnus.co.uk> |
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145 |
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146 * cdl/hal_sh.cdl: |
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147 |
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148 Use the <PREFIX> token in custom rules. |
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149 |
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150 1999-11-04 John Dallaway <jld@cygnus.co.uk> |
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151 |
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152 * cdl/hal_sh.cdl: |
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153 |
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154 Output custom rule dependency information to .deps files in |
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155 the current directory. |
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156 |
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157 Dispense with the need to create a 'src' sub-directory. |
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158 |
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159 1999-10-29 Jesper Skov <jskov@cygnus.co.uk> |
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160 |
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161 * cdl/hal_sh.cdl: Added. |
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162 |
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163 1999-09-01 Jesper Skov <jskov@cygnus.co.uk> |
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164 |
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165 * include/sh_regs.h: Added watchdog registers. |
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166 |
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167 1999-07-30 Jesper Skov <jskov@cygnus.co.uk> |
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168 |
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169 * src/sh_stub.c (__single_step): Added handling of bt/s and bf/s. |
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170 |
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171 1999-07-12 Jesper Skov <jskov@lassi.cygnus.co.uk> |
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172 |
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173 * src/sh_stub.c: Use UCOND_RBR_MASK instead of BRAF_MASK. |
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174 |
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175 1999-07-05 Jesper Skov <jskov@cygnus.co.uk> |
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176 |
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177 * src/sh_stub.c (__single_step): And of bsrf. |
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178 |
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179 1999-07-02 Jesper Skov <jskov@cygnus.co.uk> |
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180 |
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181 * src/sh_stub.c (__single_step): Added handling of braf |
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182 instruction. |
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183 |
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184 1999-06-25 Jesper Skov <jskov@cygnus.co.uk> |
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185 |
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186 * src/vectors.S (__startup_stack): Increased size to allow the |
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187 twothreads example to run. |
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188 |
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189 1999-06-24 Jesper Skov <jskov@cygnus.co.uk> |
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190 |
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191 * src/vectors.S: CYGDBG_HAL_DEBUG_GDB_INCLUDE_STUBS overrides use |
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192 of stubs in ROM. |
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193 |
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194 * src/sh_stub.c (__computeSignal): Renamed _IO_ vectors to _DATA_. |
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195 |
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196 1999-06-21 Jesper Skov <jskov@cygnus.co.uk> |
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197 PR 20200 |
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198 * include/hal_intr.h: Renamed _IO_ error vectors to _DATA_. |
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199 |
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200 * src/vectors.S: Increased size of startup stack. |
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201 |
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202 1999-06-08 Jesper Skov <jskov@cygnus.co.uk> |
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203 |
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204 * include/pkgconf/hal_sh.h: Added CDL for |
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205 CYGHWR_HAL_SH_HANDLE_SPURIOUS_INTERRUPTS. |
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206 |
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207 * src/vectors.S: |
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208 * include/hal_intr.h: |
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209 Decode exceptions before the VSR level. |
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210 |
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211 1999-06-02 Jesper Skov <jskov@cygnus.co.uk> |
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212 |
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213 * src/vectors.S: Cleaned up the interrupt entry/exit code. |
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214 Made it have consistent register-bank usage. |
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215 |
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216 1999-06-01 Jesper Skov <jskov@cygnus.co.uk> |
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217 |
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218 * src/context.S (hal_thread_switch_context): Save PC when thread |
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219 debugging enabled. |
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220 |
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221 * src/vectors.S: |
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222 * include/hal_arch.h: |
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223 * include/sh.inc: |
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224 Added handling of VBR and GBR. |
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225 |
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226 * include/hal_intr.h: |
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227 * src/vectors.S: |
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228 Added proper handling of nested interrupts. |
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229 |
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230 * src/vectors.S (__interrupt): Added handling of spurious event=0 |
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231 interrupts. |
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232 |
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233 1999-05-31 Jesper Skov <jskov@cygnus.co.uk> |
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234 |
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235 * src/vectors.S: Fixed comment. |
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236 |
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237 * include/sh_sci.inl (cyg_hal_gdb_isr): Alter CR using the proper |
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238 mask. |
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239 |
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240 * include/hal_cache.h (HAL_UCACHE_WRITE_MODE): Fixed typo. |
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241 |
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242 * src/hal_misc.c (cyg_hal_enable_caches): Enable write-back mode. |
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243 |
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244 * src/sh_stub.c (__computeSignal): |
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245 Added proper cause->signal decoding. |
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246 |
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247 * src/sh_stub.c: |
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248 * src/hal_misc.c: |
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249 * include/hal_intr.h: |
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250 * include/hal_arch.h: |
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251 Cleaned up some FIX MEs. |
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252 |
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253 * include/sh_regs.h: Added CYGARC_REG_SCSSR_CLEARMASK. |
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254 |
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255 1999-05-28 Jesper Skov <jskov@cygnus.co.uk> |
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256 |
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257 * include/hal_arch.h: |
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258 * src/vectors.S: |
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259 Fixed stack size macros. |
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260 |
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261 1999-05-27 Jesper Skov <jskov@cygnus.co.uk> |
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262 |
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263 * include/hal_cache.h: Include io and register header files. |
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264 |
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265 * include/hal_intr.h: |
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266 * src/vectors.S (_hal_interrupt_stack_call_pending_DSRs): |
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267 Added DSR-calls-on-interrupt-stack support. |
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268 |
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269 1999-05-27 Jesper Skov <jskov@cygnus.co.uk> |
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270 |
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271 * include/hal_cache.h: Force cache macros to use registers, or |
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272 they fail when compiled without optimization. |
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273 |
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274 1999-05-26 Jesper Skov <jskov@cygnus.co.uk> |
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275 |
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276 * include/hal_intr.h: |
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277 Fix asm constraints. |
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278 |
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279 * src/vectors.S: Fixed cyg_instrument call. |
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280 Added forgotten delay-slot nop after bra. |
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281 |
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282 1999-05-26 Jesper Skov <jskov@cygnus.co.uk> |
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283 |
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284 * include/sh_regs.h: Added some more baud rate values. |
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285 |
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286 1999-05-25 Jesper Skov <jskov@cygnus.co.uk> |
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287 |
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288 * src/vectors.S: Get ISR count from hal_intr.h. |
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289 Define regions of interrupt/exception handlers that are debugging |
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290 safe. |
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291 |
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292 * include/hal_intr.h: Split in two parts - top is assembly safe. |
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293 |
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294 1999-05-24 Jesper Skov <jskov@cygnus.co.uk> |
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295 |
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296 * src/hal_misc.c (cyg_hal_enable_caches): Disable writeback for |
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297 now. |
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298 |
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299 * include/hal_cache.h: |
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300 Fixed typos and compiler warnings. |
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301 |
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302 * src/hal_misc.c: |
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303 Renamed BCACHE to U(nified)CACHE. |
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304 |
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305 1999-05-24 Jesper Skov <jskov@cygnus.co.uk> |
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306 |
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307 * include/sh_regs.h: Added cache register definitions. |
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308 |
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309 * include/hal_cache.h: Defined cache macros. |
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310 |
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311 * src/hal_misc.c (cyg_hal_enable_caches): Use BCACHE macros. |
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312 |
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313 * src/vectors.S (_start): Call cache init function. |
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314 |
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315 * include/hal_intr.h: Ignore reserved vectors when accessed by ISR |
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316 macros. |
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317 (HAL_CLOCK_INITIALIZE): Removed hack that made clock run at 1/4 speed. |
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318 |
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319 * include/hal_arch.h: |
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320 * src/context.S: |
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321 Implemented setjmp/longjmp functions. |
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322 |
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323 1999-05-21 Jesper Skov <jskov@cygnus.co.uk> |
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324 |
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325 * src/sh.ld: Fix _stext/_etext naming. |
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326 |
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327 * include/hal_intr.h: Added missing interrupt sources. |
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328 |
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329 * include/sh_sci.inl: Added GDB_BREAK support. |
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330 |
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331 * src/vectors.S (__default_interrupt_vsr): Added GDB_BREAK |
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332 support. |
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333 Fixed register overwrite. |
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334 Set SR on exception/interrupt entry to allow breakpoints in |
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335 handlers. |
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336 |
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337 1999-05-21 Jesper Skov <jskov@cygnus.co.uk> |
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338 |
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339 * src/vectors.S: Added support for handling of exceptions by stub |
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340 in ROM. |
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341 |
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342 * include/sh_sci.inl (init_serial): Added comment. |
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343 |
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344 * src/vectors.S (_cyg_interrupt_stack_base, _cyg_interrupt_stack): |
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345 Fixed naming. |
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346 |
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347 * src/context.S: Removed MINIMUM_CONTEXT handling as it was |
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348 flawed. A better version doesn't save many cycles. |
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349 |
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350 1999-05-21 Hugo Tyson <hmt@cygnus.co.uk> |
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351 |
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352 * include/hal_intr.h: Define HAL_INTERRUPT_STACK_BASE and |
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353 HAL_INTERRUPT_STACK_TOP so that stack usage macros in |
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354 kernel/.../stackmon.hxx can work. |
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355 |
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356 * src/vectors.S (cyg_interrupt_stack_base): Define this symbol for |
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357 the interrupt stack and its friend for the stack top so that we |
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358 can publish them with nice names. |
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359 |
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360 1999-05-21 Jesper Skov <jskov@cygnus.co.uk> |
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361 |
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362 * src/vectors.S (__default_exception_vsr): Decode cause of |
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363 exception. |
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364 |
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365 * src/sh_stub.c (__clear_single_step): Let fixup code handle PC |
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366 decrementing. |
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367 |
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368 * include/sh_stub.h: Fix PC after a trap instruction was hit. |
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369 |
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370 1999-05-21 Jesper Skov <jskov@cygnus.co.uk> |
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371 |
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372 * src/vectors.S: |
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373 * include/hal_intr.h: |
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374 Use IMASK to control interrupts rather than BL. |
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375 |
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376 * src/sh_stub.c: Added single step code. |
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377 Don't skip instructions when single stepping. |
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378 |
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379 1999-05-20 Jesper Skov <jskov@cygnus.co.uk> |
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380 |
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381 * src/vectors.S: Fixed errors due to trunk-move cleanup. |
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382 Added counter to debug code. Fixed bug in debug code(!). |
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383 Doubled startup stack size. |
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384 |
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385 1999-05-20 Jesper Skov <jskov@cygnus.co.uk> |
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386 |
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387 * Moved files to CVS trunk. |
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388 |
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389 1999-05-19 Jesper Skov <jskov@cygnus.co.uk> |
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390 |
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391 * src/vectors.S: Fixed comment. |
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392 |
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393 * include/sh_sci.inl: Set speed to 38400 when not RAM startup. |
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394 |
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395 * include/hal_arch.h: Enable interrupts before a trap. |
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396 |
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397 1999-05-19 Jesper Skov <jskov@cygnus.co.uk> |
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398 |
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399 * src/vectors.S (__reset): Added initial jump to get from address |
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400 0 to ROM. |
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401 |
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402 * include/sh_regs.h: Added BSC register definitions. |
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403 |
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404 1999-05-19 Jesper Skov <jskov@cygnus.co.uk> |
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405 |
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406 * Most things working now. Will start keeping track of changes. |
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407 |
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408 |
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409 1999-04-22 Jesper Skov <jskov@lassi.cygnus.co.uk> |
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410 |
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411 * Set up directory structure. |
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412 |
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413 //=========================================================================== |
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414 //####COPYRIGHTBEGIN#### |
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415 // |
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416 // ------------------------------------------- |
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417 // The contents of this file are subject to the Red Hat eCos Public License |
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418 // Version 1.1 (the "License"); you may not use this file except in |
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419 // compliance with the License. You may obtain a copy of the License at |
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420 // http://www.redhat.com/ |
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421 // |
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422 // Software distributed under the License is distributed on an "AS IS" |
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423 // basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the |
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424 // License for the specific language governing rights and limitations under |
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425 // the License. |
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426 // |
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427 // The Original Code is eCos - Embedded Configurable Operating System, |
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428 // released September 30, 1998. |
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429 // |
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430 // The Initial Developer of the Original Code is Red Hat. |
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431 // Portions created by Red Hat are |
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432 // Copyright (C) 1998, 1999, 2000 Red Hat, Inc. |
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433 // All Rights Reserved. |
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434 // ------------------------------------------- |
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435 // |
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436 //####COPYRIGHTEND#### |
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437 //=========================================================================== |
