[Qemu-devel] [4930] Add OneNAND Unlock All command (Kyungmin Park).

[Andrzej Zaborowski]

Revision: 4930
          http://svn.sv.gnu.org/viewvc/?view=rev&root=qemu&revision=4930
Author:   balrog
Date:     2008-07-23 16:35:45 +0000 (Wed, 23 Jul 2008)

Log Message:
-----------
Add OneNAND Unlock All command (Kyungmin Park).

Modified Paths:
--------------
    trunk/hw/onenand.c

Modified: trunk/hw/onenand.c
===================================================================
--- trunk/hw/onenand.c  2008-07-23 16:16:31 UTC (rev 4929)
+++ trunk/hw/onenand.c  2008-07-23 16:35:45 UTC (rev 4930)
@@ -355,6 +355,21 @@
             s->wpstatus = s->blockwp[b] = ONEN_LOCK_UNLOCKED;
         }
         break;
+    case 0x27: /* Unlock All NAND array blocks */
+        s->intstatus |= ONEN_INT;
+
+        for (b = 0; b < s->blocks; b ++) {
+            if (b >= s->blocks) {
+                s->status |= ONEN_ERR_CMD;
+                break;
+            }
+            if (s->blockwp[b] == ONEN_LOCK_LOCKTIGHTEN)
+                break;
+
+            s->wpstatus = s->blockwp[b] = ONEN_LOCK_UNLOCKED;
+        }
+        break;
+
     case 0x2a: /* Lock NAND array block(s) */
         s->intstatus |= ONEN_INT;