From: Erik van der Kouwe <erikvdk@gmail.com>
Date: Mon, 29 Nov 2010 21:38:52 +0000 (-0600)
Subject: This patch implements the "Check power mode" IDE command which allows the latest... 
X-Git-Url: http://v3vee.org/palacios/gitweb/gitweb.cgi?a=commitdiff_plain;h=6c082361b3513b82d68f1eb41debc1e42ff0a8de;p=palacios.git

This patch implements the "Check power mode" IDE command which allows the latest OpenBSD to boot, so we can boot two of the BSDs now.
---

diff --git a/palacios/src/devices/ide.c b/palacios/src/devices/ide.c
index 8ff8ef7..4c06677 100644
--- a/palacios/src/devices/ide.c
+++ b/palacios/src/devices/ide.c
@@ -967,6 +967,15 @@ static int write_cmd_port(struct guest_info * core, ushort_t port, void * src, u
     	    channel->status.error = 0;
     	    break;
 
+	case 0xe5: // Check power mode
+    	    drive->sector_count = 0xff; /* 0x00=standby, 0x80=idle, 0xff=active or idle */
+    	    channel->status.busy = 0;
+    	    channel->status.ready = 1;
+    	    channel->status.write_fault = 0;
+    	    channel->status.data_req = 0;
+    	    channel->status.error = 0;
+    	    break;
+
 	case 0xc4:  // read multiple sectors
 	    drive->hd_state.cur_sector_num = drive->hd_state.mult_sector_num;
 	default: