| 1 | /* |
| 2 | * ========== Copyright Header Begin ========================================== |
| 3 | * |
| 4 | * OpenSPARC T2 Processor File: tso_n1_cross_mod3.s |
| 5 | * Copyright (C) 1995-2007 Sun Microsystems, Inc. All Rights Reserved |
| 6 | * 4150 Network Circle, Santa Clara, California 95054, U.S.A. |
| 7 | * |
| 8 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| 9 | * |
| 10 | * This program is free software; you can redistribute it and/or modify |
| 11 | * it under the terms of the GNU General Public License as published by |
| 12 | * the Free Software Foundation; version 2 of the License. |
| 13 | * |
| 14 | * This program is distributed in the hope that it will be useful, |
| 15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 17 | * GNU General Public License for more details. |
| 18 | * |
| 19 | * You should have received a copy of the GNU General Public License |
| 20 | * along with this program; if not, write to the Free Software |
| 21 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| 22 | * |
| 23 | * For the avoidance of doubt, and except that if any non-GPL license |
| 24 | * choice is available it will apply instead, Sun elects to use only |
| 25 | * the General Public License version 2 (GPLv2) at this time for any |
| 26 | * software where a choice of GPL license versions is made |
| 27 | * available with the language indicating that GPLv2 or any later version |
| 28 | * may be used, or where a choice of which version of the GPL is applied is |
| 29 | * otherwise unspecified. |
| 30 | * |
| 31 | * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
| 32 | * CA 95054 USA or visit www.sun.com if you need additional information or |
| 33 | * have any questions. |
| 34 | * |
| 35 | * |
| 36 | * ========== Copyright Header End ============================================ |
| 37 | */ |
| 38 | #define MAIN_BASE_DATA_ADDR 0x160000 |
| 39 | #define MAIN_BASE_TEXT_ADDR 0x150000 |
| 40 | #define MAIN_BASE_DATA_ADDR_RA 0x100160000 |
| 41 | #define MAIN_BASE_TEXT_ADDR_RA 0x100150000 |
| 42 | |
| 43 | #define USER_PAGE_CUSTOM_MAP |
| 44 | #include "hboot.s" |
| 45 | |
| 46 | SECTION .MAIN TEXT_VA=0x150000, DATA_VA=0x160000 |
| 47 | |
| 48 | attr_text { |
| 49 | Name = .MAIN, |
| 50 | VA=MAIN_BASE_TEXT_ADDR, |
| 51 | RA=MAIN_BASE_TEXT_ADDR_RA, |
| 52 | PA=ra2pa(MAIN_BASE_TEXT_ADDR_RA,0), |
| 53 | part_0_ctx_nonzero_tsb_config_0, |
| 54 | TTE_G=0, TTE_Context=PCONTEXT, TTE_V=1, TTE_Size=0, TTE_NFO=0, |
| 55 | TTE_IE=0, TTE_Soft2=0, TTE_Diag=0, TTE_Soft=0, |
| 56 | TTE_L=0, TTE_CP=1, TTE_CV=1, TTE_E=0, TTE_EP=1, TTE_P=0, TTE_W=1 |
| 57 | } |
| 58 | attr_data { |
| 59 | Name = .MAIN, |
| 60 | VA=MAIN_BASE_DATA_ADDR, |
| 61 | RA=MAIN_BASE_DATA_ADDR_RA, |
| 62 | PA=ra2pa(MAIN_BASE_DATA_ADDR_RA,0), |
| 63 | part_0_ctx_nonzero_tsb_config_0, |
| 64 | TTE_G=0, TTE_Context=PCONTEXT, TTE_V=1, TTE_Size=0, TTE_NFO=0, |
| 65 | TTE_IE=0, TTE_Soft2=0, TTE_Diag=0, TTE_Soft=0, |
| 66 | TTE_L=0, TTE_CP=1, TTE_CV=1, TTE_E=0, TTE_P=0, TTE_W=1 |
| 67 | } |
| 68 | |
| 69 | .text |
| 70 | .global main |
| 71 | main: |
| 72 | clr %l0 |
| 73 | |
| 74 | th_fork(th_main,%l0) |
| 75 | |
| 76 | |
| 77 | ! this thread modfifies the code |
| 78 | !=============================== |
| 79 | th_main_0: |
| 80 | |
| 81 | !-------------------------------------------------------------------- |
| 82 | setx exit_code1,%l0, %l1 ! pointers... |
| 83 | ld [%l1], %o6 ! |
| 84 | ld [%l1+4], %o7 ! |
| 85 | setx wait_loop1, %l0, %l3 ! |
| 86 | st %o6, [%l3 + 8] ! modify the code. |
| 87 | st %o7, [%l3 + 4] ! store the jump |
| 88 | !-------------------------------------------------------------------- |
| 89 | setx exit_code2,%l0, %l1 ! pointers... |
| 90 | ld [%l1], %o6 ! |
| 91 | ld [%l1+4], %o7 ! |
| 92 | setx wait_loop2, %l0, %l3 ! |
| 93 | st %o6, [%l3 + 8] ! modify the code. |
| 94 | st %o7, [%l3 + 4] ! store the jump |
| 95 | !-------------------------------------------------------------------- |
| 96 | setx exit_code3,%l0, %l1 ! pointers... |
| 97 | ld [%l1], %o6 ! |
| 98 | ld [%l1+4], %o7 ! |
| 99 | setx wait_loop3, %l0, %l3 ! |
| 100 | st %o6, [%l3 + 8] ! modify the code. |
| 101 | st %o7, [%l3 + 4] ! store the jump |
| 102 | !-------------------------------------------------------------------- |
| 103 | setx exit_code4,%l0, %l1 ! pointers... |
| 104 | ld [%l1], %o6 ! |
| 105 | ld [%l1+4], %o7 ! |
| 106 | setx wait_loop4, %l0, %l3 ! |
| 107 | st %o6, [%l3 + 8] ! modify the code. |
| 108 | st %o7, [%l3 + 4] ! store the jump |
| 109 | !-------------------------------------------------------------------- |
| 110 | setx exit_code5,%l0, %l1 ! pointers... |
| 111 | ld [%l1], %o6 ! |
| 112 | ld [%l1+4], %o7 ! |
| 113 | setx wait_loop5, %l0, %l3 ! |
| 114 | st %o6, [%l3 + 8] ! modify the code. |
| 115 | st %o7, [%l3 + 4] ! store the jump |
| 116 | !-------------------------------------------------------------------- |
| 117 | setx exit_code6,%l0, %l1 ! pointers... |
| 118 | ld [%l1], %o6 ! |
| 119 | ld [%l1+4], %o7 ! |
| 120 | setx wait_loop6, %l0, %l3 ! |
| 121 | st %o6, [%l3 + 8] ! modify the code. |
| 122 | st %o7, [%l3 + 4] ! store the jump |
| 123 | !-------------------------------------------------------------------- |
| 124 | setx exit_code7,%l0, %l1 ! pointers... |
| 125 | ld [%l1], %o6 ! |
| 126 | ld [%l1+4], %o7 ! |
| 127 | setx wait_loop7, %l0, %l3 ! |
| 128 | st %o6, [%l3 + 8] ! modify the code. |
| 129 | st %o7, [%l3 + 4] ! store the jump |
| 130 | !-------------------------------------------------------------------- |
| 131 | setx exit_code8,%l0, %l1 ! pointers... |
| 132 | ld [%l1], %o6 ! |
| 133 | ld [%l1+4], %o7 ! |
| 134 | setx wait_loop8, %l0, %l3 ! |
| 135 | st %o6, [%l3 + 8] ! modify the code. |
| 136 | st %o7, [%l3 + 4] ! store the jump |
| 137 | !-------------------------------------------------------------------- |
| 138 | setx exit_code9,%l0, %l1 ! pointers... |
| 139 | ld [%l1], %o6 ! |
| 140 | ld [%l1+4], %o7 ! |
| 141 | setx wait_loop9, %l0, %l3 ! |
| 142 | st %o6, [%l3 + 8] ! modify the code. |
| 143 | st %o7, [%l3 + 4] ! store the jump |
| 144 | !-------------------------------------------------------------------- |
| 145 | setx exit_codea,%l0, %l1 ! pointers... |
| 146 | ld [%l1], %o6 ! |
| 147 | ld [%l1+4], %o7 ! |
| 148 | setx wait_loopa, %l0, %l3 ! |
| 149 | st %o6, [%l3 + 8] ! modify the code. |
| 150 | st %o7, [%l3 + 4] ! store the jump |
| 151 | !-------------------------------------------------------------------- |
| 152 | setx exit_codeb,%l0, %l1 ! pointers... |
| 153 | ld [%l1], %o6 ! |
| 154 | ld [%l1+4], %o7 ! |
| 155 | setx wait_loopb, %l0, %l3 ! |
| 156 | st %o6, [%l3 + 8] ! modify the code. |
| 157 | st %o7, [%l3 + 4] ! store the jump |
| 158 | ba good_end |
| 159 | nop |
| 160 | !-------------------------------------------------------------------- |
| 161 | |
| 162 | ! these are the receivers |
| 163 | !------------------------ |
| 164 | .align 0x4 |
| 165 | th_main_1: |
| 166 | th_main_4: |
| 167 | |
| 168 | !-------------------------------------------------------------- |
| 169 | set goon1, %i0 |
| 170 | set 0x0, %i1 |
| 171 | wait_loop1: ! wait |
| 172 | nop ! this will be replaced |
| 173 | nop ! this too |
| 174 | nop |
| 175 | ba wait_loop1 |
| 176 | nop |
| 177 | goon1: |
| 178 | subcc %i1, 1, %i1 |
| 179 | bne bad_end |
| 180 | nop |
| 181 | set 0x0, %i1 |
| 182 | set goon2, %i0 |
| 183 | ba wait_loop2 |
| 184 | nop |
| 185 | !-------------------------------------------------------------- |
| 186 | wait_loop2: ! wait |
| 187 | nop ! this will be replaced |
| 188 | nop ! this too |
| 189 | nop |
| 190 | ba wait_loop2 |
| 191 | nop |
| 192 | goon2: |
| 193 | subcc %i1, 1, %i1 |
| 194 | bne bad_end |
| 195 | nop |
| 196 | set 0x0, %i1 |
| 197 | set goon3, %i0 |
| 198 | ba wait_loop3 |
| 199 | nop |
| 200 | !-------------------------------------------------------------- |
| 201 | wait_loop3: ! wait |
| 202 | nop ! this will be replaced |
| 203 | nop ! this too |
| 204 | nop |
| 205 | ba wait_loop3 |
| 206 | nop |
| 207 | goon3: |
| 208 | subcc %i1, 1, %i1 |
| 209 | bne bad_end |
| 210 | nop |
| 211 | set 0x0, %i1 |
| 212 | set goon4, %i0 |
| 213 | ba wait_loop4 |
| 214 | nop |
| 215 | !-------------------------------------------------------------- |
| 216 | .align 0x4 |
| 217 | wait_loop4: ! wait |
| 218 | nop ! this will be replaced |
| 219 | nop ! this too |
| 220 | nop |
| 221 | ba wait_loop4 |
| 222 | nop |
| 223 | goon4: |
| 224 | subcc %i1, 1, %i1 |
| 225 | bne bad_end |
| 226 | nop |
| 227 | set 0x0, %i1 |
| 228 | set goon5, %i0 |
| 229 | ba wait_loop5 |
| 230 | nop |
| 231 | !-------------------------------------------------------------- |
| 232 | .align 0x4 |
| 233 | wait_loop5: ! wait |
| 234 | nop ! this will be replaced |
| 235 | nop ! this too |
| 236 | nop |
| 237 | ba wait_loop5 |
| 238 | nop |
| 239 | goon5: |
| 240 | subcc %i1, 1, %i1 |
| 241 | bne bad_end |
| 242 | nop |
| 243 | set 0x0, %i1 |
| 244 | set goon6, %i0 |
| 245 | ba wait_loop6 |
| 246 | nop |
| 247 | !-------------------------------------------------------------- |
| 248 | .align 0x4 |
| 249 | wait_loop6: ! wait |
| 250 | nop ! this will be replaced |
| 251 | nop ! this too |
| 252 | nop |
| 253 | ba wait_loop6 |
| 254 | nop |
| 255 | goon6: |
| 256 | subcc %i1, 1, %i1 |
| 257 | bne bad_end |
| 258 | nop |
| 259 | set 0x0, %i1 |
| 260 | set goon7, %i0 |
| 261 | ba wait_loop7 |
| 262 | nop |
| 263 | !-------------------------------------------------------------- |
| 264 | .align 0x4 |
| 265 | wait_loop7: ! wait |
| 266 | nop ! this will be replaced |
| 267 | nop ! this too |
| 268 | nop |
| 269 | ba wait_loop7 |
| 270 | nop |
| 271 | goon7: |
| 272 | subcc %i1, 1, %i1 |
| 273 | bne bad_end |
| 274 | nop |
| 275 | set goon8, %i0 |
| 276 | ba wait_loop8 |
| 277 | nop |
| 278 | !-------------------------------------------------------------- |
| 279 | .align 0x4 |
| 280 | wait_loop8: ! wait |
| 281 | nop ! this will be replaced |
| 282 | nop ! this too |
| 283 | nop |
| 284 | ba wait_loop8 |
| 285 | nop |
| 286 | goon8: |
| 287 | subcc %i1, 1, %i1 |
| 288 | bne bad_end |
| 289 | nop |
| 290 | set 0x0, %i1 |
| 291 | set goon9, %i0 |
| 292 | ba wait_loop9 |
| 293 | nop |
| 294 | !-------------------------------------------------------------- |
| 295 | .align 0x4 |
| 296 | wait_loop9: ! wait |
| 297 | nop ! this will be replaced |
| 298 | nop ! this too |
| 299 | nop |
| 300 | ba wait_loop9 |
| 301 | nop |
| 302 | goon9: |
| 303 | subcc %i1, 1, %i1 |
| 304 | bne bad_end |
| 305 | nop |
| 306 | set 0x0, %i1 |
| 307 | set goona, %i0 |
| 308 | ba wait_loopa |
| 309 | nop |
| 310 | !-------------------------------------------------------------- |
| 311 | .align 0x4 |
| 312 | wait_loopa: ! wait |
| 313 | nop ! this too |
| 314 | nop ! this too |
| 315 | nop |
| 316 | ba wait_loopa |
| 317 | nop |
| 318 | goona: |
| 319 | subcc %i1, 1, %i1 |
| 320 | bne bad_end |
| 321 | nop |
| 322 | set 0x0, %i1 |
| 323 | set goonb, %i0 |
| 324 | ba wait_loopb |
| 325 | nop |
| 326 | !-------------------------------------------------------------- |
| 327 | wait_loopb: ! wait |
| 328 | nop ! this too |
| 329 | nop ! this too |
| 330 | nop |
| 331 | ba wait_loopb |
| 332 | nop |
| 333 | goonb: |
| 334 | subcc %i1, 1, %i1 |
| 335 | bne bad_end |
| 336 | nop |
| 337 | !-------------------------------------------------------------- |
| 338 | |
| 339 | good_end: |
| 340 | ta T_GOOD_TRAP |
| 341 | bad_end: |
| 342 | ta T_BAD_TRAP |
| 343 | |
| 344 | !-------------------------------------------------------------- |
| 345 | .align 0x4 |
| 346 | exit_code1: |
| 347 | set 0x1, %i1 |
| 348 | jmpl %i0,%o7 |
| 349 | set 0x0, %i1 |
| 350 | !-------------------------------------------------------------- |
| 351 | .align 0x4 |
| 352 | exit_code2: |
| 353 | set 0x1, %i1 |
| 354 | jmpl %i0,%o7 |
| 355 | set 0x0, %i1 |
| 356 | !-------------------------------------------------------------- |
| 357 | .align 0x4 |
| 358 | exit_code3: |
| 359 | set 0x1, %i1 |
| 360 | jmpl %i0,%o7 |
| 361 | set 0x0, %i1 |
| 362 | !-------------------------------------------------------------- |
| 363 | .align 0x4 |
| 364 | exit_code4: |
| 365 | set 0x1, %i1 |
| 366 | jmpl %i0,%o7 |
| 367 | set 0x0, %i1 |
| 368 | !-------------------------------------------------------------- |
| 369 | .align 0x4 |
| 370 | exit_code5: |
| 371 | set 0x1, %i1 |
| 372 | jmpl %i0,%o7 |
| 373 | set 0x0, %i1 |
| 374 | !-------------------------------------------------------------- |
| 375 | .align 0x4 |
| 376 | exit_code6: |
| 377 | set 0x1, %i1 |
| 378 | jmpl %i0,%o7 |
| 379 | set 0x0, %i1 |
| 380 | !-------------------------------------------------------------- |
| 381 | .align 0x4 |
| 382 | exit_code7: |
| 383 | set 0x1, %i1 |
| 384 | jmpl %i0,%o7 |
| 385 | set 0x0, %i1 |
| 386 | !-------------------------------------------------------------- |
| 387 | .align 0x4 |
| 388 | exit_code8: |
| 389 | set 0x1, %i1 |
| 390 | jmpl %i0,%o7 |
| 391 | set 0x0, %i1 |
| 392 | !-------------------------------------------------------------- |
| 393 | .align 0x4 |
| 394 | exit_code9: |
| 395 | set 0x1, %i1 |
| 396 | jmpl %i0,%o7 |
| 397 | set 0x0, %i1 |
| 398 | !-------------------------------------------------------------- |
| 399 | .align 0x4 |
| 400 | exit_codea: |
| 401 | set 0x1, %i1 |
| 402 | jmpl %i0,%o7 |
| 403 | set 0x0, %i1 |
| 404 | !-------------------------------------------------------------- |
| 405 | .align 0x4 |
| 406 | exit_codeb: |
| 407 | set 0x1, %i1 |
| 408 | jmpl %i0,%o7 |
| 409 | set 0x0, %i1 |
| 410 | !-------------------------------------------------------------- |
| 411 | |
| 412 | .data |
| 413 | .global ready |
| 414 | ready: |
| 415 | .word 0x0 |
| 416 | |
| 417 | .end |
| 418 | |