/**************************************************************************** **************************************************************************** *** *** This header was automatically generated from a Linux kernel header *** of the same name, to make information necessary for userspace to *** call into the kernel available to libc. It contains only constants, *** structures, and macros generated from the original header, and thus, *** contains no copyrightable information. *** *** To edit the content of this header, modify the corresponding *** source file (e.g. under external/kernel-headers/original/) then *** run bionic/libc/kernel/tools/update_all.py *** *** Any manual change here will be lost the next time this script will *** be run. You've been warned! *** **************************************************************************** ****************************************************************************/ #ifndef _UAPI_LINUX_LIGHTNVM_H #define _UAPI_LINUX_LIGHTNVM_H #include #include #define DISK_NAME_LEN 32 #include #include #define NVM_TTYPE_NAME_MAX 48 #define NVM_TTYPE_MAX 63 #define NVM_MMTYPE_LEN 8 #define NVM_CTRL_FILE "/dev/lightnvm/control" struct nvm_ioctl_info_tgt { __u32 version[3]; __u32 reserved; char tgtname[NVM_TTYPE_NAME_MAX]; }; struct nvm_ioctl_info { __u32 version[3]; __u16 tgtsize; __u16 reserved16; __u32 reserved[12]; struct nvm_ioctl_info_tgt tgts[NVM_TTYPE_MAX]; }; enum { NVM_DEVICE_ACTIVE = 1 << 0, }; struct nvm_ioctl_device_info { char devname[DISK_NAME_LEN]; char bmname[NVM_TTYPE_NAME_MAX]; __u32 bmversion[3]; __u32 flags; __u32 reserved[8]; }; struct nvm_ioctl_get_devices { __u32 nr_devices; __u32 reserved[31]; struct nvm_ioctl_device_info info[31]; }; struct nvm_ioctl_create_simple { __u32 lun_begin; __u32 lun_end; }; enum { NVM_CONFIG_TYPE_SIMPLE = 0, }; struct nvm_ioctl_create_conf { __u32 type; union { struct nvm_ioctl_create_simple s; }; }; enum { NVM_TARGET_FACTORY = 1 << 0, }; struct nvm_ioctl_create { char dev[DISK_NAME_LEN]; char tgttype[NVM_TTYPE_NAME_MAX]; char tgtname[DISK_NAME_LEN]; __u32 flags; struct nvm_ioctl_create_conf conf; }; struct nvm_ioctl_remove { char tgtname[DISK_NAME_LEN]; __u32 flags; }; struct nvm_ioctl_dev_init { char dev[DISK_NAME_LEN]; char mmtype[NVM_MMTYPE_LEN]; __u32 flags; }; enum { NVM_FACTORY_ERASE_ONLY_USER = 1 << 0, NVM_FACTORY_RESET_HOST_BLKS = 1 << 1, NVM_FACTORY_RESET_GRWN_BBLKS = 1 << 2, NVM_FACTORY_NR_BITS = 1 << 3, }; struct nvm_ioctl_dev_factory { char dev[DISK_NAME_LEN]; __u32 flags; }; struct nvm_user_vio { __u8 opcode; __u8 flags; __u16 control; __u16 nppas; __u16 rsvd; __u64 metadata; __u64 addr; __u64 ppa_list; __u32 metadata_len; __u32 data_len; __u64 status; __u32 result; __u32 rsvd3[3]; }; struct nvm_passthru_vio { __u8 opcode; __u8 flags; __u8 rsvd[2]; __u32 nsid; __u32 cdw2; __u32 cdw3; __u64 metadata; __u64 addr; __u32 metadata_len; __u32 data_len; __u64 ppa_list; __u16 nppas; __u16 control; __u32 cdw13; __u32 cdw14; __u32 cdw15; __u64 status; __u32 result; __u32 timeout_ms; }; enum { NVM_INFO_CMD = 0x20, NVM_GET_DEVICES_CMD, NVM_DEV_CREATE_CMD, NVM_DEV_REMOVE_CMD, NVM_DEV_INIT_CMD, NVM_DEV_FACTORY_CMD, NVM_DEV_VIO_ADMIN_CMD = 0x41, NVM_DEV_VIO_CMD = 0x42, NVM_DEV_VIO_USER_CMD = 0x43, }; #define NVM_IOCTL 'L' #define NVM_INFO _IOWR(NVM_IOCTL, NVM_INFO_CMD, struct nvm_ioctl_info) #define NVM_GET_DEVICES _IOR(NVM_IOCTL, NVM_GET_DEVICES_CMD, struct nvm_ioctl_get_devices) #define NVM_DEV_CREATE _IOW(NVM_IOCTL, NVM_DEV_CREATE_CMD, struct nvm_ioctl_create) #define NVM_DEV_REMOVE _IOW(NVM_IOCTL, NVM_DEV_REMOVE_CMD, struct nvm_ioctl_remove) #define NVM_DEV_INIT _IOW(NVM_IOCTL, NVM_DEV_INIT_CMD, struct nvm_ioctl_dev_init) #define NVM_DEV_FACTORY _IOW(NVM_IOCTL, NVM_DEV_FACTORY_CMD, struct nvm_ioctl_dev_factory) #define NVME_NVM_IOCTL_IO_VIO _IOWR(NVM_IOCTL, NVM_DEV_VIO_USER_CMD, struct nvm_passthru_vio) #define NVME_NVM_IOCTL_ADMIN_VIO _IOWR(NVM_IOCTL, NVM_DEV_VIO_ADMIN_CMD, struct nvm_passthru_vio) #define NVME_NVM_IOCTL_SUBMIT_VIO _IOWR(NVM_IOCTL, NVM_DEV_VIO_CMD, struct nvm_user_vio) #define NVM_VERSION_MAJOR 1 #define NVM_VERSION_MINOR 0 #define NVM_VERSION_PATCHLEVEL 0 #endif