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[Qemu-devel] [PATCH RFC 00/11] QEMU ATAPI-SCSI bridge GSoC project
From: |
Alexander Bezzubikov |
Subject: |
[Qemu-devel] [PATCH RFC 00/11] QEMU ATAPI-SCSI bridge GSoC project |
Date: |
Tue, 18 Aug 2015 02:42:14 +0300 |
This is my QEMU Google Summer of Code project.
Here I introduce new device - ATAPI-SCSI bridge.
Its purpose is to unify IDE ATAPI CD-ROM emulation
with SCSI CD-ROM emulation to reduce code duplication and squash bugs.
It's purpose is simple - it just forwards ATAPI commands
to SCSI side for parsing and execution.
Example of using:
qemu-system-x86_64 \
-drive if=none,file=<filename>,id=cdrom \
-drive if=none,id=fake \
-device ide-bridge,id=bridge,drive=fake \
-device scsi-cd,drive=cdrom,bus=bridge.0 \
-hda diskimage \
-m 1024
Alexander Bezzubikov (11):
ide: ATAPI-SCSI bridge TypeInfo and init function created
ide: necessary fields for ATAPI-SCSI bridge added
ide: necessary checks corrected to treat ATAPI-SCSI bridge as CDROM
scsi: Added function to enable ATAPI-SCSI bridge send SCSI requests
ide: bridge 'transfer' and 'complete' functions added
ide: ATAPI-SCSI bridge can now forward requests to SCSI
ide: Makefile corrected due to bridge creation
scsi: SCSIDiskReq declaration moved to header
ide: ide_bridge_do_transfer is treated as PIO transfer
ide: corrected ATAPI checks to be ignored by ATAPI-SCSI bridge
ide: bridge functions assigned to SCSIBusInfo, bridge is OK now
hw/ide/Makefile.objs | 2 +-
hw/ide/atapi.c | 22 +++++++++-
hw/ide/bridge.c | 114 +++++++++++++++++++++++++++++++++++++++++++++++++
hw/ide/bridge.h | 10 +++++
hw/ide/core.c | 28 +++++++-----
hw/ide/internal.h | 6 ++-
hw/ide/qdev.c | 42 +++++++++++++++++-
hw/scsi/scsi-disk.c | 55 ++++++++++++++++++------
include/hw/scsi/scsi.h | 16 +++++++
9 files changed, 267 insertions(+), 28 deletions(-)
create mode 100644 hw/ide/bridge.c
create mode 100644 hw/ide/bridge.h
--
2.1.4
- [Qemu-devel] [PATCH RFC 00/11] QEMU ATAPI-SCSI bridge GSoC project,
Alexander Bezzubikov <=
- [Qemu-devel] [PATCH RFC 05/11] ide: bridge 'transfer' and 'complete' functions added, Alexander Bezzubikov, 2015/08/17
- [Qemu-devel] [PATCH RFC 06/11] ide: ATAPI-SCSI bridge can now forward requests to SCSI, Alexander Bezzubikov, 2015/08/17
- [Qemu-devel] [PATCH RFC 07/11] ide: Makefile corrected due to bridge creation, Alexander Bezzubikov, 2015/08/17
- [Qemu-devel] [PATCH RFC 08/11] scsi: SCSIDiskReq declaration moved to header, Alexander Bezzubikov, 2015/08/17
- [Qemu-devel] [PATCH RFC 01/11] ide: ATAPI-SCSI bridge TypeInfo and init function created, Alexander Bezzubikov, 2015/08/17