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[Qemu-devel] [PATCH v3 01/27] ide: Fix ATA command READ to set ATAPI sig
From: |
Markus Armbruster |
Subject: |
[Qemu-devel] [PATCH v3 01/27] ide: Fix ATA command READ to set ATAPI signature for CD-ROM |
Date: |
Tue, 6 Sep 2011 18:58:34 +0200 |
Must set the ATAPI device signature, see ATA4 8.27.5.2 Outputs for
PACKET Command feature set devices, and ACS-2 7.36.6 Outputs for
PACKET feature set devices.
Signed-off-by: Markus Armbruster <address@hidden>
---
hw/ide/core.c | 4 +++-
1 files changed, 3 insertions(+), 1 deletions(-)
diff --git a/hw/ide/core.c b/hw/ide/core.c
index 1806e00..def0126 100644
--- a/hw/ide/core.c
+++ b/hw/ide/core.c
@@ -983,8 +983,10 @@ void ide_exec_cmd(IDEBus *bus, uint32_t val)
lba48 = 1;
case WIN_READ:
case WIN_READ_ONCE:
- if (!s->bs)
+ if (s->drive_kind == IDE_CD) {
+ ide_set_signature(s); /* odd, but ATA4 8.27.5.2 requires it */
goto abort_cmd;
+ }
ide_cmd_lba48_transform(s, lba48);
s->req_nb_sectors = 1;
ide_sector_read(s);
--
1.7.6
- Re: [Qemu-devel] [PATCH v3 02/27] ide: Use a table to declare which drive kinds accept each command, (continued)
- [Qemu-devel] [PATCH v3 16/27] scsi-disk: Fix START_STOP to fail when it can't eject, Markus Armbruster, 2011/09/06
- [Qemu-devel] [PATCH v3 19/27] block: Drop BlockDriverState member removable, Markus Armbruster, 2011/09/06
- [Qemu-devel] [PATCH v3 07/27] scsi-disk: Track tray open/close state, Markus Armbruster, 2011/09/06
- [Qemu-devel] [PATCH v3 12/27] block: Leave enforcing tray lock to device models, Markus Armbruster, 2011/09/06
- [Qemu-devel] [PATCH v3 08/27] block: Revert entanglement of bdrv_is_inserted() with tray status, Markus Armbruster, 2011/09/06
- [Qemu-devel] [PATCH v3 06/27] scsi-disk: Factor out scsi_disk_emulate_start_stop(), Markus Armbruster, 2011/09/06
- [Qemu-devel] [PATCH v3 01/27] ide: Fix ATA command READ to set ATAPI signature for CD-ROM,
Markus Armbruster <=
- [Qemu-devel] [PATCH v3 20/27] block: Show whether the virtual tray is open in info block, Markus Armbruster, 2011/09/06
- [Qemu-devel] [PATCH v3 26/27] block: New change_media_cb() parameter load, Markus Armbruster, 2011/09/06
- [Qemu-devel] [PATCH v3 15/27] ide/atapi: Don't fail eject when tray is already open, Markus Armbruster, 2011/09/06
- [Qemu-devel] [PATCH v3 13/27] block: Drop medium lock tracking, ask device models instead, Markus Armbruster, 2011/09/06
- [Qemu-devel] [PATCH v3 24/27] block: Reset buffer alignment on detach, Markus Armbruster, 2011/09/06
- [Qemu-devel] [PATCH v3 25/27] nbd: Clean up use of block_int.h, Markus Armbruster, 2011/09/06
- [Qemu-devel] [PATCH v3 23/27] block: New bdrv_set_buffer_alignment(), Markus Armbruster, 2011/09/06
- [Qemu-devel] [PATCH v3 27/27] ide/atapi scsi-disk: Make monitor eject -f, then change work, Markus Armbruster, 2011/09/06