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![Aaron Sierra](/assets/img/avatar_default.png)
Signed-off-by: Aaron Sierra <asierra@xes-inc.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
58 lines
1.5 KiB
C
58 lines
1.5 KiB
C
#ifndef _VME_USER_H_
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#define _VME_USER_H_
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#define VME_USER_BUS_MAX 1
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/*
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* VMEbus Master Window Configuration Structure
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*/
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struct vme_master {
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__u32 enable; /* State of Window */
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__u64 vme_addr; /* Starting Address on the VMEbus */
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__u64 size; /* Window Size */
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__u32 aspace; /* Address Space */
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__u32 cycle; /* Cycle properties */
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__u32 dwidth; /* Maximum Data Width */
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#if 0
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char prefetchenable; /* Prefetch Read Enable State */
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int prefetchsize; /* Prefetch Read Size (Cache Lines) */
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char wrpostenable; /* Write Post State */
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#endif
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} __packed;
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/*
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* IOCTL Commands and structures
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*/
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/* Magic number for use in ioctls */
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#define VME_IOC_MAGIC 0xAE
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/* VMEbus Slave Window Configuration Structure */
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struct vme_slave {
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__u32 enable; /* State of Window */
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__u64 vme_addr; /* Starting Address on the VMEbus */
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__u64 size; /* Window Size */
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__u32 aspace; /* Address Space */
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__u32 cycle; /* Cycle properties */
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#if 0
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char wrpostenable; /* Write Post State */
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char rmwlock; /* Lock PCI during RMW Cycles */
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char data64bitcapable; /* non-VMEbus capable of 64-bit Data */
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#endif
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} __packed;
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struct vme_irq_id {
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__u8 level;
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__u8 statid;
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};
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#define VME_GET_SLAVE _IOR(VME_IOC_MAGIC, 1, struct vme_slave)
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#define VME_SET_SLAVE _IOW(VME_IOC_MAGIC, 2, struct vme_slave)
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#define VME_GET_MASTER _IOR(VME_IOC_MAGIC, 3, struct vme_master)
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#define VME_SET_MASTER _IOW(VME_IOC_MAGIC, 4, struct vme_master)
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#define VME_IRQ_GEN _IOW(VME_IOC_MAGIC, 5, struct vme_irq_id)
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#endif /* _VME_USER_H_ */
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