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[Qemu-devel] [PATCH RFC 1/9] vfio: linux-headers update for vfio-ccw
From: |
Xiao Feng Ren |
Subject: |
[Qemu-devel] [PATCH RFC 1/9] vfio: linux-headers update for vfio-ccw |
Date: |
Fri, 29 Apr 2016 14:13:15 +0200 |
This is a placeholder for a linux-headers update.
Signed-off-by: Xiao Feng Ren <address@hidden>
---
linux-headers/linux/vfio.h | 32 ++++++++++++++++++++++++++++++++
1 file changed, 32 insertions(+)
diff --git a/linux-headers/linux/vfio.h b/linux-headers/linux/vfio.h
index 759b850..4059e3e 100644
--- a/linux-headers/linux/vfio.h
+++ b/linux-headers/linux/vfio.h
@@ -198,6 +198,7 @@ struct vfio_device_info {
#define VFIO_DEVICE_FLAGS_PCI (1 << 1) /* vfio-pci device */
#define VFIO_DEVICE_FLAGS_PLATFORM (1 << 2) /* vfio-platform device */
#define VFIO_DEVICE_FLAGS_AMBA (1 << 3) /* vfio-amba device */
+#define VFIO_DEVICE_FLAGS_CCW (1 << 4) /* vfio-ccw device */
__u32 num_regions; /* Max region index + 1 */
__u32 num_irqs; /* Max IRQ index + 1 */
};
@@ -686,6 +687,37 @@ struct vfio_iommu_spapr_tce_remove {
};
#define VFIO_IOMMU_SPAPR_TCE_REMOVE _IO(VFIO_TYPE, VFIO_BASE + 20)
+/**
+ * VFIO_DEVICE_CCW_HOT_RESET - _IOW(VFIO_TYPE, VFIO_BASE + 21)
+ *
+ * Hot reset the channel I/O device. All state of the subchannel will be
+ * cleared.
+ */
+#define VFIO_DEVICE_CCW_HOT_RESET _IO(VFIO_TYPE, VFIO_BASE + 21)
+
+/**
+ * VFIO_DEVICE_CCW_CMD_REQUEST - _IOWR(VFIO_TYPE, VFIO_BASE + 22,
+ * struct vfio_ccw_cmd)
+ *
+ * Issue a user-space ccw program for translation and performing channel I/O
+ * operations.
+ */
+struct vfio_ccw_cmd {
+ __u32 argsz;
+ __u8 cssid;
+ __u8 ssid;
+ __u16 devno;
+#define ORB_AREA_SIZE 12
+ __u8 orb_area[ORB_AREA_SIZE];
+#define SCSW_AREA_SIZE 12
+ __u8 scsw_area[SCSW_AREA_SIZE];
+#define IRB_AREA_SIZE 96
+ __u8 irb_area[IRB_AREA_SIZE];
+ __u32 ccwchain_nr;
+ __u64 ccwchain_buf;
+} __attribute__((packed));
+#define VFIO_DEVICE_CCW_CMD_REQUEST _IO(VFIO_TYPE, VFIO_BASE + 22)
+
/* ***************************************************************** */
#endif /* VFIO_H */
--
2.6.6
- [Qemu-devel] [PATCH RFC 0/9] basic channel IO passthrough infrastructure based on vfio, Xiao Feng Ren, 2016/04/29
- [Qemu-devel] [PATCH RFC 2/9] vfio: No-IOMMU mode support, Xiao Feng Ren, 2016/04/29
- [Qemu-devel] [PATCH RFC 3/9] s390x/css: introduce ccw chain interfaces, Xiao Feng Ren, 2016/04/29
- [Qemu-devel] [PATCH RFC 1/9] vfio: linux-headers update for vfio-ccw,
Xiao Feng Ren <=
- [Qemu-devel] [PATCH RFC 5/9] s390x/css: realize css_sch_build_schib, Xiao Feng Ren, 2016/04/29
- [Qemu-devel] [PATCH RFC 7/9] vfio/ccw: vfio based ccw passthrough driver, Xiao Feng Ren, 2016/04/29
- [Qemu-devel] [PATCH RFC 4/9] s390x/css: add s390-map-css machine option, Xiao Feng Ren, 2016/04/29
- [Qemu-devel] [PATCH RFC 8/9] s390x/css: introduce and realize ccw-request callback, Xiao Feng Ren, 2016/04/29
- [Qemu-devel] [PATCH RFC 9/9] s390x/css: ccws translation infrastructure, Xiao Feng Ren, 2016/04/29
- [Qemu-devel] [PATCH RFC 6/9] s390x/css: device and bus support for s390-ccw passthrough, Xiao Feng Ren, 2016/04/29