114 lines
3.3 KiB
C
114 lines
3.3 KiB
C
/****************************************************************************
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****************************************************************************
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***
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*** This header was automatically generated from a Linux kernel header
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*** of the same name, to make information necessary for userspace to
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*** call into the kernel available to libc. It contains only constants,
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*** structures, and macros generated from the original header, and thus,
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*** contains no copyrightable information.
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***
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*** To edit the content of this header, modify the corresponding
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*** source file (e.g. under external/kernel-headers/original/) then
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*** run bionic/libc/kernel/tools/update_all.py
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***
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*** Any manual change here will be lost the next time this script will
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*** be run. You've been warned!
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***
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****************************************************************************
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****************************************************************************/
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#ifndef _UAPI_LINUX_LIGHTNVM_H
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#define _UAPI_LINUX_LIGHTNVM_H
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#include <stdio.h>
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#include <sys/ioctl.h>
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#define DISK_NAME_LEN 32
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#include <linux/types.h>
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#include <linux/ioctl.h>
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#define NVM_TTYPE_NAME_MAX 48
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#define NVM_TTYPE_MAX 63
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#define NVM_MMTYPE_LEN 8
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#define NVM_CTRL_FILE "/dev/lightnvm/control"
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struct nvm_ioctl_info_tgt {
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__u32 version[3];
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__u32 reserved;
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char tgtname[NVM_TTYPE_NAME_MAX];
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};
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struct nvm_ioctl_info {
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__u32 version[3];
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__u16 tgtsize;
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__u16 reserved16;
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__u32 reserved[12];
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struct nvm_ioctl_info_tgt tgts[NVM_TTYPE_MAX];
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};
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enum {
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NVM_DEVICE_ACTIVE = 1 << 0,
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};
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struct nvm_ioctl_device_info {
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char devname[DISK_NAME_LEN];
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char bmname[NVM_TTYPE_NAME_MAX];
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__u32 bmversion[3];
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__u32 flags;
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__u32 reserved[8];
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};
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struct nvm_ioctl_get_devices {
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__u32 nr_devices;
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__u32 reserved[31];
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struct nvm_ioctl_device_info info[31];
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};
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struct nvm_ioctl_create_simple {
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__u32 lun_begin;
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__u32 lun_end;
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};
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enum {
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NVM_CONFIG_TYPE_SIMPLE = 0,
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};
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struct nvm_ioctl_create_conf {
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__u32 type;
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union {
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struct nvm_ioctl_create_simple s;
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};
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};
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struct nvm_ioctl_create {
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char dev[DISK_NAME_LEN];
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char tgttype[NVM_TTYPE_NAME_MAX];
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char tgtname[DISK_NAME_LEN];
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__u32 flags;
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struct nvm_ioctl_create_conf conf;
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};
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struct nvm_ioctl_remove {
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char tgtname[DISK_NAME_LEN];
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__u32 flags;
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};
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struct nvm_ioctl_dev_init {
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char dev[DISK_NAME_LEN];
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char mmtype[NVM_MMTYPE_LEN];
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__u32 flags;
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};
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enum {
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NVM_FACTORY_ERASE_ONLY_USER = 1 << 0,
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NVM_FACTORY_RESET_HOST_BLKS = 1 << 1,
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NVM_FACTORY_RESET_GRWN_BBLKS = 1 << 2,
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NVM_FACTORY_NR_BITS = 1 << 3,
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};
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struct nvm_ioctl_dev_factory {
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char dev[DISK_NAME_LEN];
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__u32 flags;
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};
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enum {
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NVM_INFO_CMD = 0x20,
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NVM_GET_DEVICES_CMD,
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NVM_DEV_CREATE_CMD,
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NVM_DEV_REMOVE_CMD,
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NVM_DEV_INIT_CMD,
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NVM_DEV_FACTORY_CMD,
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};
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#define NVM_IOCTL 'L'
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#define NVM_INFO _IOWR(NVM_IOCTL, NVM_INFO_CMD, struct nvm_ioctl_info)
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#define NVM_GET_DEVICES _IOR(NVM_IOCTL, NVM_GET_DEVICES_CMD, struct nvm_ioctl_get_devices)
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#define NVM_DEV_CREATE _IOW(NVM_IOCTL, NVM_DEV_CREATE_CMD, struct nvm_ioctl_create)
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#define NVM_DEV_REMOVE _IOW(NVM_IOCTL, NVM_DEV_REMOVE_CMD, struct nvm_ioctl_remove)
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#define NVM_DEV_INIT _IOW(NVM_IOCTL, NVM_DEV_INIT_CMD, struct nvm_ioctl_dev_init)
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#define NVM_DEV_FACTORY _IOW(NVM_IOCTL, NVM_DEV_FACTORY_CMD, struct nvm_ioctl_dev_factory)
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#define NVM_VERSION_MAJOR 1
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#define NVM_VERSION_MINOR 0
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#define NVM_VERSION_PATCHLEVEL 0
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#endif
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