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authorJonathan A. Kollasch <jakllsch@kollasch.net>2010-09-03 07:57:46 -0500
committerKevin Wolf <kwolf@redhat.com>2010-09-08 12:39:17 +0200
commit79d1d3311319f3390f540f547becaba9d957f84c (patch)
tree5fb630dd78b7e28cbe11c16c6d23b5b12240b45f /hw
parent897804d6299af372a43110799cbe1d6804d5e1bc (diff)
Improve ATA IDENTIFY word 64 contents.
Fill in word 64 of IDENTIFY data to indicate support for PIO modes 3 and 4. This allows NetBSD guests to use UltraDMA modes instead of just PIO mode 0. Signed-off-by: Jonathan A. Kollasch <jakllsch@kollasch.net> Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Diffstat (limited to 'hw')
-rw-r--r--hw/ide/core.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/hw/ide/core.c b/hw/ide/core.c
index 3651d2be91..1e466d1ff5 100644
--- a/hw/ide/core.c
+++ b/hw/ide/core.c
@@ -139,6 +139,7 @@ static void ide_identify(IDEState *s)
put_le16(p + 61, s->nb_sectors >> 16);
put_le16(p + 62, 0x07); /* single word dma0-2 supported */
put_le16(p + 63, 0x07); /* mdma0-2 supported */
+ put_le16(p + 64, 0x03); /* pio3-4 supported */
put_le16(p + 65, 120);
put_le16(p + 66, 120);
put_le16(p + 67, 120);
@@ -199,13 +200,12 @@ static void ide_atapi_identify(IDEState *s)
put_le16(p + 53, 7); /* words 64-70, 54-58, 88 valid */
put_le16(p + 62, 7); /* single word dma0-2 supported */
put_le16(p + 63, 7); /* mdma0-2 supported */
- put_le16(p + 64, 0x3f); /* PIO modes supported */
#else
put_le16(p + 49, 1 << 9); /* LBA supported, no DMA */
put_le16(p + 53, 3); /* words 64-70, 54-58 valid */
put_le16(p + 63, 0x103); /* DMA modes XXX: may be incorrect */
- put_le16(p + 64, 1); /* PIO modes */
#endif
+ put_le16(p + 64, 3); /* pio3-4 supported */
put_le16(p + 65, 0xb4); /* minimum DMA multiword tx cycle time */
put_le16(p + 66, 0xb4); /* recommended DMA multiword tx cycle time */
put_le16(p + 67, 0x12c); /* minimum PIO cycle time without flow control */