diff options
Diffstat (limited to 'include/linux/fsl_hypervisor.h')
| -rw-r--r-- | include/linux/fsl_hypervisor.h | 180 |
1 files changed, 1 insertions, 179 deletions
diff --git a/include/linux/fsl_hypervisor.h b/include/linux/fsl_hypervisor.h index 1cebaeeeef5..2a707d7fb32 100644 --- a/include/linux/fsl_hypervisor.h +++ b/include/linux/fsl_hypervisor.h @@ -36,187 +36,11 @@ * also be included by applications that need to communicate with the driver * via the ioctl interface. */ - #ifndef FSL_HYPERVISOR_H #define FSL_HYPERVISOR_H -#include <linux/types.h> - -/** - * struct fsl_hv_ioctl_restart - restart a partition - * @ret: return error code from the hypervisor - * @partition: the ID of the partition to restart, or -1 for the - * calling partition - * - * Used by FSL_HV_IOCTL_PARTITION_RESTART - */ -struct fsl_hv_ioctl_restart { - __u32 ret; - __u32 partition; -}; +#include <uapi/linux/fsl_hypervisor.h> -/** - * struct fsl_hv_ioctl_status - get a partition's status - * @ret: return error code from the hypervisor - * @partition: the ID of the partition to query, or -1 for the - * calling partition - * @status: The returned status of the partition - * - * Used by FSL_HV_IOCTL_PARTITION_GET_STATUS - * - * Values of 'status': - * 0 = Stopped - * 1 = Running - * 2 = Starting - * 3 = Stopping - */ -struct fsl_hv_ioctl_status { - __u32 ret; - __u32 partition; - __u32 status; -}; - -/** - * struct fsl_hv_ioctl_start - start a partition - * @ret: return error code from the hypervisor - * @partition: the ID of the partition to control - * @entry_point: The offset within the guest IMA to start execution - * @load: If non-zero, reload the partition's images before starting - * - * Used by FSL_HV_IOCTL_PARTITION_START - */ -struct fsl_hv_ioctl_start { - __u32 ret; - __u32 partition; - __u32 entry_point; - __u32 load; -}; - -/** - * struct fsl_hv_ioctl_stop - stop a partition - * @ret: return error code from the hypervisor - * @partition: the ID of the partition to stop, or -1 for the calling - * partition - * - * Used by FSL_HV_IOCTL_PARTITION_STOP - */ -struct fsl_hv_ioctl_stop { - __u32 ret; - __u32 partition; -}; - -/** - * struct fsl_hv_ioctl_memcpy - copy memory between partitions - * @ret: return error code from the hypervisor - * @source: the partition ID of the source partition, or -1 for this - * partition - * @target: the partition ID of the target partition, or -1 for this - * partition - * @reserved: reserved, must be set to 0 - * @local_addr: user-space virtual address of a buffer in the local - * partition - * @remote_addr: guest physical address of a buffer in the - * remote partition - * @count: the number of bytes to copy. Both the local and remote - * buffers must be at least 'count' bytes long - * - * Used by FSL_HV_IOCTL_MEMCPY - * - * The 'local' partition is the partition that calls this ioctl. The - * 'remote' partition is a different partition. The data is copied from - * the 'source' paritition' to the 'target' partition. - * - * The buffer in the remote partition must be guest physically - * contiguous. - * - * This ioctl does not support copying memory between two remote - * partitions or within the same partition, so either 'source' or - * 'target' (but not both) must be -1. In other words, either - * - * source == local and target == remote - * or - * source == remote and target == local - */ -struct fsl_hv_ioctl_memcpy { - __u32 ret; - __u32 source; - __u32 target; - __u32 reserved; /* padding to ensure local_vaddr is aligned */ - __u64 local_vaddr; - __u64 remote_paddr; - __u64 count; -}; - -/** - * struct fsl_hv_ioctl_doorbell - ring a doorbell - * @ret: return error code from the hypervisor - * @doorbell: the handle of the doorbell to ring doorbell - * - * Used by FSL_HV_IOCTL_DOORBELL - */ -struct fsl_hv_ioctl_doorbell { - __u32 ret; - __u32 doorbell; -}; - -/** - * struct fsl_hv_ioctl_prop - get/set a device tree property - * @ret: return error code from the hypervisor - * @handle: handle of partition whose tree to access - * @path: virtual address of path name of node to access - * @propname: virtual address of name of property to access - * @propval: virtual address of property data buffer - * @proplen: Size of property data buffer - * @reserved: reserved, must be set to 0 - * - * Used by FSL_HV_IOCTL_DOORBELL - */ -struct fsl_hv_ioctl_prop { - __u32 ret; - __u32 handle; - __u64 path; - __u64 propname; - __u64 propval; - __u32 proplen; - __u32 reserved; /* padding to ensure structure is aligned */ -}; - -/* The ioctl type, documented in ioctl-number.txt */ -#define FSL_HV_IOCTL_TYPE 0xAF - -/* Restart another partition */ -#define FSL_HV_IOCTL_PARTITION_RESTART \ - _IOWR(FSL_HV_IOCTL_TYPE, 1, struct fsl_hv_ioctl_restart) - -/* Get a partition's status */ -#define FSL_HV_IOCTL_PARTITION_GET_STATUS \ - _IOWR(FSL_HV_IOCTL_TYPE, 2, struct fsl_hv_ioctl_status) - -/* Boot another partition */ -#define FSL_HV_IOCTL_PARTITION_START \ - _IOWR(FSL_HV_IOCTL_TYPE, 3, struct fsl_hv_ioctl_start) - -/* Stop this or another partition */ -#define FSL_HV_IOCTL_PARTITION_STOP \ - _IOWR(FSL_HV_IOCTL_TYPE, 4, struct fsl_hv_ioctl_stop) - -/* Copy data from one partition to another */ -#define FSL_HV_IOCTL_MEMCPY \ - _IOWR(FSL_HV_IOCTL_TYPE, 5, struct fsl_hv_ioctl_memcpy) - -/* Ring a doorbell */ -#define FSL_HV_IOCTL_DOORBELL \ - _IOWR(FSL_HV_IOCTL_TYPE, 6, struct fsl_hv_ioctl_doorbell) - -/* Get a property from another guest's device tree */ -#define FSL_HV_IOCTL_GETPROP \ - _IOWR(FSL_HV_IOCTL_TYPE, 7, struct fsl_hv_ioctl_prop) - -/* Set a property in another guest's device tree */ -#define FSL_HV_IOCTL_SETPROP \ - _IOWR(FSL_HV_IOCTL_TYPE, 8, struct fsl_hv_ioctl_prop) - -#ifdef __KERNEL__ /** * fsl_hv_event_register() - register a callback for failover events @@ -237,5 +61,3 @@ int fsl_hv_failover_register(struct notifier_block *nb); int fsl_hv_failover_unregister(struct notifier_block *nb); #endif - -#endif |