Commit 89588a4b16d3b4fc80542d254b5bd96ed1ff1b3a
1 parent
c904ef0e
Add OneNAND Unlock All command (Kyungmin Park).
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4930 c046a42c-6fe2-441c-8c8c-71466251a162
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hw/onenand.c
| @@ -355,6 +355,21 @@ static void onenand_command(struct onenand_s *s, int cmd) | @@ -355,6 +355,21 @@ static void onenand_command(struct onenand_s *s, int cmd) | ||
| 355 | s->wpstatus = s->blockwp[b] = ONEN_LOCK_UNLOCKED; | 355 | s->wpstatus = s->blockwp[b] = ONEN_LOCK_UNLOCKED; |
| 356 | } | 356 | } |
| 357 | break; | 357 | break; |
| 358 | + case 0x27: /* Unlock All NAND array blocks */ | ||
| 359 | + s->intstatus |= ONEN_INT; | ||
| 360 | + | ||
| 361 | + for (b = 0; b < s->blocks; b ++) { | ||
| 362 | + if (b >= s->blocks) { | ||
| 363 | + s->status |= ONEN_ERR_CMD; | ||
| 364 | + break; | ||
| 365 | + } | ||
| 366 | + if (s->blockwp[b] == ONEN_LOCK_LOCKTIGHTEN) | ||
| 367 | + break; | ||
| 368 | + | ||
| 369 | + s->wpstatus = s->blockwp[b] = ONEN_LOCK_UNLOCKED; | ||
| 370 | + } | ||
| 371 | + break; | ||
| 372 | + | ||
| 358 | case 0x2a: /* Lock NAND array block(s) */ | 373 | case 0x2a: /* Lock NAND array block(s) */ |
| 359 | s->intstatus |= ONEN_INT; | 374 | s->intstatus |= ONEN_INT; |
| 360 | 375 |