keyboard.s

linux0.11 version(301k)

<a name=L128 href="source/kernel/chr_drv/keyboard.S#L128">128</a> 
<a name=L129 href="source/kernel/chr_drv/keyboard.S#L129">129</a> lshift:
<a name=L130 href="source/kernel/chr_drv/keyboard.S#L130">130</a>         orb $0x01,mode
<a name=L131 href="source/kernel/chr_drv/keyboard.S#L131">131</a>         ret
<a name=L132 href="source/kernel/chr_drv/keyboard.S#L132">132</a> unlshift:
<a name=L133 href="source/kernel/chr_drv/keyboard.S#L133">133</a>         andb $0xfe,mode
<a name=L134 href="source/kernel/chr_drv/keyboard.S#L134">134</a>         ret
<a name=L135 href="source/kernel/chr_drv/keyboard.S#L135">135</a> rshift:
<a name=L136 href="source/kernel/chr_drv/keyboard.S#L136">136</a>         orb $0x02,mode
<a name=L137 href="source/kernel/chr_drv/keyboard.S#L137">137</a>         ret
<a name=L138 href="source/kernel/chr_drv/keyboard.S#L138">138</a> unrshift:
<a name=L139 href="source/kernel/chr_drv/keyboard.S#L139">139</a>         andb $0xfd,mode
<a name=L140 href="source/kernel/chr_drv/keyboard.S#L140">140</a>         ret
<a name=L141 href="source/kernel/chr_drv/keyboard.S#L141">141</a> 
<a name=L142 href="source/kernel/chr_drv/keyboard.S#L142">142</a> caps:   testb $0x80,mode
<a name=L143 href="source/kernel/chr_drv/keyboard.S#L143">143</a>         jne 1f
<a name=L144 href="source/kernel/chr_drv/keyboard.S#L144">144</a>         xorb $4,leds
<a name=L145 href="source/kernel/chr_drv/keyboard.S#L145">145</a>         xorb $0x40,mode
<a name=L146 href="source/kernel/chr_drv/keyboard.S#L146">146</a>         orb $0x80,mode
<a name=L147 href="source/kernel/chr_drv/keyboard.S#L147">147</a> set_leds:
<a name=L148 href="source/kernel/chr_drv/keyboard.S#L148">148</a>         call kb_wait
<a name=L149 href="source/kernel/chr_drv/keyboard.S#L149">149</a>         movb $0xed,%al          /* set leds command */
<a name=L150 href="source/kernel/chr_drv/keyboard.S#L150">150</a>         outb %al,$0x60
<a name=L151 href="source/kernel/chr_drv/keyboard.S#L151">151</a>         call kb_wait
<a name=L152 href="source/kernel/chr_drv/keyboard.S#L152">152</a>         movb leds,%al
<a name=L153 href="source/kernel/chr_drv/keyboard.S#L153">153</a>         outb %al,$0x60
<a name=L154 href="source/kernel/chr_drv/keyboard.S#L154">154</a>         ret
<a name=L155 href="source/kernel/chr_drv/keyboard.S#L155">155</a> uncaps: andb $0x7f,mode
<a name=L156 href="source/kernel/chr_drv/keyboard.S#L156">156</a>         ret
<a name=L157 href="source/kernel/chr_drv/keyboard.S#L157">157</a> scroll:
<a name=L158 href="source/kernel/chr_drv/keyboard.S#L158">158</a>         xorb $1,leds
<a name=L159 href="source/kernel/chr_drv/keyboard.S#L159">159</a>         jmp set_leds
<a name=L160 href="source/kernel/chr_drv/keyboard.S#L160">160</a> num:    xorb $2,leds
<a name=L161 href="source/kernel/chr_drv/keyboard.S#L161">161</a>         jmp set_leds
<a name=L162 href="source/kernel/chr_drv/keyboard.S#L162">162</a> 
<a name=L163 href="source/kernel/chr_drv/keyboard.S#L163">163</a> /*
<a name=L164 href="source/kernel/chr_drv/keyboard.S#L164">164</a>  *  curosr-key/numeric keypad cursor keys are handled here.
<a name=L165 href="source/kernel/chr_drv/keyboard.S#L165">165</a>  *  checking for numeric keypad etc.
<a name=L166 href="source/kernel/chr_drv/keyboard.S#L166">166</a>  */
<a name=L167 href="source/kernel/chr_drv/keyboard.S#L167">167</a> cursor:
<a name=L168 href="source/kernel/chr_drv/keyboard.S#L168">168</a>         subb $0x47,%al
<a name=L169 href="source/kernel/chr_drv/keyboard.S#L169">169</a>         jb 1f
<a name=L170 href="source/kernel/chr_drv/keyboard.S#L170">170</a>         cmpb $12,%al
<a name=L171 href="source/kernel/chr_drv/keyboard.S#L171">171</a>         ja 1f
<a name=L172 href="source/kernel/chr_drv/keyboard.S#L172">172</a>         jne cur2                /* check for ctrl-alt-del */
<a name=L173 href="source/kernel/chr_drv/keyboard.S#L173">173</a>         testb $0x0c,mode
<a name=L174 href="source/kernel/chr_drv/keyboard.S#L174">174</a>         je cur2
<a name=L175 href="source/kernel/chr_drv/keyboard.S#L175">175</a>         testb $0x30,mode
<a name=L176 href="source/kernel/chr_drv/keyboard.S#L176">176</a>         jne reboot
<a name=L177 href="source/kernel/chr_drv/keyboard.S#L177">177</a> cur2:   cmpb $0x01,e0           /* e0 forces cursor movement */
<a name=L178 href="source/kernel/chr_drv/keyboard.S#L178">178</a>         je cur
<a name=L179 href="source/kernel/chr_drv/keyboard.S#L179">179</a>         testb $0x02,leds        /* not num-lock forces cursor */
<a name=L180 href="source/kernel/chr_drv/keyboard.S#L180">180</a>         je cur
<a name=L181 href="source/kernel/chr_drv/keyboard.S#L181">181</a>         testb $0x03,mode        /* shift forces cursor */
<a name=L182 href="source/kernel/chr_drv/keyboard.S#L182">182</a>         jne cur
<a name=L183 href="source/kernel/chr_drv/keyboard.S#L183">183</a>         xorl %ebx,%ebx
<a name=L184 href="source/kernel/chr_drv/keyboard.S#L184">184</a>         movb num_table(%eax),%al
<a name=L185 href="source/kernel/chr_drv/keyboard.S#L185">185</a>         jmp put_queue
<a name=L186 href="source/kernel/chr_drv/keyboard.S#L186">186</a> 1:      ret
<a name=L187 href="source/kernel/chr_drv/keyboard.S#L187">187</a> 
<a name=L188 href="source/kernel/chr_drv/keyboard.S#L188">188</a> cur:    movb cur_table(%eax),%al
<a name=L189 href="source/kernel/chr_drv/keyboard.S#L189">189</a>         cmpb $'9,%al
<a name=L190 href="source/kernel/chr_drv/keyboard.S#L190">190</a>         ja ok_cur
<a name=L191 href="source/kernel/chr_drv/keyboard.S#L191">191</a>         movb $'~,%ah
<a name=L192 href="source/kernel/chr_drv/keyboard.S#L192">192</a> ok_cur: shll $16,%eax
<a name=L193 href="source/kernel/chr_drv/keyboard.S#L193">193</a>         movw $0x5b1b,%ax
<a name=L194 href="source/kernel/chr_drv/keyboard.S#L194">194</a>         xorl %ebx,%ebx
<a name=L195 href="source/kernel/chr_drv/keyboard.S#L195">195</a>         jmp put_queue
<a name=L196 href="source/kernel/chr_drv/keyboard.S#L196">196</a> 
<a name=L197 href="source/kernel/chr_drv/keyboard.S#L197">197</a> #if defined(KBD_FR)
<a name=L198 href="source/kernel/chr_drv/keyboard.S#L198">198</a> num_table:
<a name=L199 href="source/kernel/chr_drv/keyboard.S#L199">199</a>         .ascii "789 456 1230."
<a name=L200 href="source/kernel/chr_drv/keyboard.S#L200">200</a> #else
<a name=L201 href="source/kernel/chr_drv/keyboard.S#L201">201</a> num_table:
<a name=L202 href="source/kernel/chr_drv/keyboard.S#L202">202</a>         .ascii "789 456 1230,"
<a name=L203 href="source/kernel/chr_drv/keyboard.S#L203">203</a> #endif
<a name=L204 href="source/kernel/chr_drv/keyboard.S#L204">204</a> cur_table:
<a name=L205 href="source/kernel/chr_drv/keyboard.S#L205">205</a>         .ascii "HA5 DGC YB623"
<a name=L206 href="source/kernel/chr_drv/keyboard.S#L206">206</a> 
<a name=L207 href="source/kernel/chr_drv/keyboard.S#L207">207</a> /*
<a name=L208 href="source/kernel/chr_drv/keyboard.S#L208">208</a>  * this routine handles function keys
<a name=L209 href="source/kernel/chr_drv/keyboard.S#L209">209</a>  */
<a name=L210 href="source/kernel/chr_drv/keyboard.S#L210">210</a> func:
<a name=L211 href="source/kernel/chr_drv/keyboard.S#L211">211</a>         pushl %eax
<a name=L212 href="source/kernel/chr_drv/keyboard.S#L212">212</a>         pushl %ecx
<a name=L213 href="source/kernel/chr_drv/keyboard.S#L213">213</a>         pushl %edx
<a name=L214 href="source/kernel/chr_drv/keyboard.S#L214">214</a>         call _show_stat
<a name=L215 href="source/kernel/chr_drv/keyboard.S#L215">215</a>         popl %edx
<a name=L216 href="source/kernel/chr_drv/keyboard.S#L216">216</a>         popl %ecx
<a name=L217 href="source/kernel/chr_drv/keyboard.S#L217">217</a>         popl %eax
<a name=L218 href="source/kernel/chr_drv/keyboard.S#L218">218</a>         subb $0x3B,%al
<a name=L219 href="source/kernel/chr_drv/keyboard.S#L219">219</a>         jb end_func
<a name=L220 href="source/kernel/chr_drv/keyboard.S#L220">220</a>         cmpb $9,%al
<a name=L221 href="source/kernel/chr_drv/keyboard.S#L221">221</a>         jbe ok_func
<a name=L222 href="source/kernel/chr_drv/keyboard.S#L222">222</a>         subb $18,%al
<a name=L223 href="source/kernel/chr_drv/keyboard.S#L223">223</a>         cmpb $10,%al
<a name=L224 href="source/kernel/chr_drv/keyboard.S#L224">224</a>         jb end_func
<a name=L225 href="source/kernel/chr_drv/keyboard.S#L225">225</a>         cmpb $11,%al
<a name=L226 href="source/kernel/chr_drv/keyboard.S#L226">226</a>         ja end_func
<a name=L227 href="source/kernel/chr_drv/keyboard.S#L227">227</a> ok_func:
<a name=L228 href="source/kernel/chr_drv/keyboard.S#L228">228</a>         cmpl $4,%ecx            /* check that there is enough room */
<a name=L229 href="source/kernel/chr_drv/keyboard.S#L229">229</a>         jl end_func
<a name=L230 href="source/kernel/chr_drv/keyboard.S#L230">230</a>         movl func_table(,%eax,4),%eax
<a name=L231 href="source/kernel/chr_drv/keyboard.S#L231">231</a>         xorl %ebx,%ebx
<a name=L232 href="source/kernel/chr_drv/keyboard.S#L232">232</a>         jmp put_queue
<a name=L233 href="source/kernel/chr_drv/keyboard.S#L233">233</a> end_func:
<a name=L234 href="source/kernel/chr_drv/keyboard.S#L234">234</a>         ret
<a name=L235 href="source/kernel/chr_drv/keyboard.S#L235">235</a> 
<a name=L236 href="source/kernel/chr_drv/keyboard.S#L236">236</a> /*
<a name=L237 href="source/kernel/chr_drv/keyboard.S#L237">237</a>  * function keys send F1:'esc [ [ A' F2:'esc [ [ B' etc.
<a name=L238 href="source/kernel/chr_drv/keyboard.S#L238">238</a>  */
<a name=L239 href="source/kernel/chr_drv/keyboard.S#L239">239</a> func_table:
<a name=L240 href="source/kernel/chr_drv/keyboard.S#L240">240</a>         .long 0x415b5b1b,0x425b5b1b,0x435b5b1b,0x445b5b1b
<a name=L241 href="source/kernel/chr_drv/keyboard.S#L241">241</a>         .long 0x455b5b1b,0x465b5b1b,0x475b5b1b,0x485b5b1b
<a name=L242 href="source/kernel/chr_drv/keyboard.S#L242">242</a>         .long 0x495b5b1b,0x4a5b5b1b,0x4b5b5b1b,0x4c5b5b1b
<a name=L243 href="source/kernel/chr_drv/keyboard.S#L243">243</a> 
<a name=L244 href="source/kernel/chr_drv/keyboard.S#L244">244</a> #if     defined(KBD_FINNISH)
<a name=L245 href="source/kernel/chr_drv/keyboard.S#L245">245</a> key_map:
<a name=L246 href="source/kernel/chr_drv/keyboard.S#L246">246</a>         .byte 0,27
<a name=L247 href="source/kernel/chr_drv/keyboard.S#L247">247</a>         .ascii "1234567890+'"
<a name=L248 href="source/kernel/chr_drv/keyboard.S#L248">248</a>         .byte 127,9
<a name=L249 href="source/kernel/chr_drv/keyboard.S#L249">249</a>         .ascii "qwertyuiop}"
<a name=L250 href="source/kernel/chr_drv/keyboard.S#L250">250</a>         .byte 0,13,0
<a name=L251 href="source/kernel/chr_drv/keyboard.S#L251">251</a>         .ascii "asdfghjkl|{"
<a name=L252 href="source/kernel/chr_drv/keyboard.S#L252">252</a>         .byte 0,0
<a name=L253 href="source/kernel/chr_drv/keyboard.S#L253">253</a>         .ascii "'zxcvbnm,.-"
<a name=L254 href="source/kernel/chr_drv/keyboard.S#L254">254</a>         .byte 0,'*,0,32         /* 36-39 */
<a name=L255 href="source/kernel/chr_drv/keyboard.S#L255">255</a>         .fill 16,1,0            /* 3A-49 */
<a name=L256 href="source/kernel/chr_drv/keyboard.S#L256">256</a>         .byte '-,0,0,0,'+       /* 4A-4E */
<a name=L257 href="source/kernel/chr_drv/keyboard.S#L257">257</a>         .byte 0,0,0,0,0,0,0     /* 4F-55 */
<a name=L258 href="source/kernel/chr_drv/keyboard.S#L258">258</a>         .byte '&lt;
<a name=L259 href="source/kernel/chr_drv/keyboard.S#L259">259</a>         .fill 10,1,0
<a name=L260 href="source/kernel/chr_drv/keyboard.S#L260">260</a> 
<a name=L261 href="source/kernel/chr_drv/keyboard.S#L261">261</a> shift_map:
<a name=L262 href="source/kernel/chr_drv/keyboard.S#L262">262</a>         .byte 0,27
<a name=L263 href="source/kernel/chr_drv/keyboard.S#L263">263</a>         .ascii "!\"#$%&amp;/()=?`"
<a name=L264 href="source/kernel/chr_drv/keyboard.S#L264">264</a>         .byte 127,9
<a name=L265 href="source/kernel/chr_drv/keyboard.S#L265">265</a>         .ascii "QWERTYUIOP]^"
<a name=L266 href="source/kernel/chr_drv/keyboard.S#L266">266</a>         .byte 13,0
<a name=L267 href="source/kernel/chr_drv/keyboard.S#L267">267</a>         .ascii "ASDFGHJKL\\["
<a name=L268 href="source/kernel/chr_drv/keyboard.S#L268">268</a>         .byte 0,0
<a name=L269 href="source/kernel/chr_drv/keyboard.S#L269">269</a>         .ascii "*ZXCVBNM;:_"
<a name=L270 href="source/kernel/chr_drv/keyboard.S#L270">270</a>         .byte 0,'*,0,32         /* 36-39 */
<a name=L271 href="source/kernel/chr_drv/keyboard.S#L271">271</a>         .fill 16,1,0            /* 3A-49 */
<a name=L272 href="source/kernel/chr_drv/keyboard.S#L272">272</a>         .byte '-,0,0,0,'+       /* 4A-4E */
<a name=L273 href="source/kernel/chr_drv/keyboard.S#L273">273</a>         .byte 0,0,0,0,0,0,0     /* 4F-55 */
<a name=L274 href="source/kernel/chr_drv/keyboard.S#L274">274</a>         .byte '&gt;
<a name=L275 href="source/kernel/chr_drv/keyboard.S#L275">275</a>         .fill 10,1,0
<a name=L276 href="source/kernel/chr_drv/keyboard.S#L276">276</a> 
<a name=L277 href="source/kernel/chr_drv/keyboard.S#L277">277</a> alt_map:
<a name=L278 href="source/kernel/chr_drv/keyboard.S#L278">278</a>         .byte 0,0
<a name=L279 href="source/kernel/chr_drv/keyboard.S#L279">279</a>         .ascii "\0@\0$\0\0{[]}\\\0"
<a name=L280 href="source/kernel/chr_drv/keyboard.S#L280">280</a>         .byte 0,0
<a name=L281 href="source/kernel/chr_drv/keyboard.S#L281">281</a>         .byte 0,0,0,0,0,0,0,0,0,0,0
<a name=L282 href="source/kernel/chr_drv/keyboard.S#L282">282</a>         .byte '~,13,0
<a name=L283 href="source/kernel/chr_drv/keyboard.S#L283">283</a>         .byte 0,0,0,0,0,0,0,0,0,0,0
<a name=L284 href="source/kernel/chr_drv/keyboard.S#L284">284</a>         .byte 0,0
<a name=L285 href="source/kernel/chr_drv/keyboard.S#L285">285</a>         .byte 0,0,0,0,0,0,0,0,0,0,0