Add the rt linux 4.1.3-rt3 as base

[kvmfornfv.git] / kernel / drivers / staging / vme / devices / vme_user.h

diff --git a/kernel/drivers/staging/vme/devices/vme_user.h b/kernel/drivers/staging/vme/devices/vme_user.h
new file mode 100644 (file)
index 0000000..b8cc7bc
--- /dev/null
+++ b/kernel/drivers/staging/vme/devices/vme_user.h
@@ -0,0 +1,58 @@
+#ifndef _VME_USER_H_
+#define _VME_USER_H_
+
+#define VME_USER_BUS_MAX       1
+
+/*
+ * VMEbus Master Window Configuration Structure
+ */
+struct vme_master {
+       __u32 enable;           /* State of Window */
+       __u64 vme_addr;         /* Starting Address on the VMEbus */
+       __u64 size;             /* Window Size */
+       __u32 aspace;           /* Address Space */
+       __u32 cycle;            /* Cycle properties */
+       __u32 dwidth;           /* Maximum Data Width */
+#if 0
+       char prefetchenable;            /* Prefetch Read Enable State */
+       int prefetchsize;               /* Prefetch Read Size (Cache Lines) */
+       char wrpostenable;              /* Write Post State */
+#endif
+} __packed;
+
+
+/*
+ * IOCTL Commands and structures
+ */
+
+/* Magic number for use in ioctls */
+#define VME_IOC_MAGIC 0xAE
+
+
+/* VMEbus Slave Window Configuration Structure */
+struct vme_slave {
+       __u32 enable;           /* State of Window */
+       __u64 vme_addr;         /* Starting Address on the VMEbus */
+       __u64 size;             /* Window Size */
+       __u32 aspace;           /* Address Space */
+       __u32 cycle;            /* Cycle properties */
+#if 0
+       char wrpostenable;              /* Write Post State */
+       char rmwlock;                   /* Lock PCI during RMW Cycles */
+       char data64bitcapable;          /* non-VMEbus capable of 64-bit Data */
+#endif
+} __packed;
+
+struct vme_irq_id {
+       __u8 level;
+       __u8 statid;
+};
+
+#define VME_GET_SLAVE _IOR(VME_IOC_MAGIC, 1, struct vme_slave)
+#define VME_SET_SLAVE _IOW(VME_IOC_MAGIC, 2, struct vme_slave)
+#define VME_GET_MASTER _IOR(VME_IOC_MAGIC, 3, struct vme_master)
+#define VME_SET_MASTER _IOW(VME_IOC_MAGIC, 4, struct vme_master)
+#define VME_IRQ_GEN _IOW(VME_IOC_MAGIC, 5, struct vme_irq_id)
+
+#endif /* _VME_USER_H_ */
+