X-Git-Url: https://git.saurik.com/apple/xnu.git/blobdiff_plain/4452a7af2eac33dbad800bcc91f2399d62c18f53..060df5ea7c632b1ac8cc8aac1fb59758165c2084:/bsd/sys/disk.h?ds=sidebyside diff --git a/bsd/sys/disk.h b/bsd/sys/disk.h index 648ec9c9b..0232617ca 100644 --- a/bsd/sys/disk.h +++ b/bsd/sys/disk.h @@ -1,5 +1,5 @@ /* - * Copyright (c) 1998-2005 Apple Computer, Inc. All rights reserved. + * Copyright (c) 1998-2006 Apple Computer, Inc. All rights reserved. * * @APPLE_OSREFERENCE_LICENSE_HEADER_START@ * @@ -29,9 +29,8 @@ #ifndef _SYS_DISK_H_ #define _SYS_DISK_H_ +#include #include -#include -#include /* * Definitions @@ -51,6 +50,9 @@ * DKIOCISFORMATTED is media formatted? * DKIOCISWRITABLE is media writable? * + * DKIOCREQUESTIDLE idle media + * DKIOCUNMAP delete unused data + * * DKIOCGETMAXBLOCKCOUNTREAD get maximum block count for reads * DKIOCGETMAXBLOCKCOUNTWRITE get maximum block count for writes * DKIOCGETMAXBYTECOUNTREAD get maximum byte count for reads @@ -63,33 +65,56 @@ * * DKIOCGETMINSEGMENTALIGNMENTBYTECOUNT get minimum segment alignment in bytes * DKIOCGETMAXSEGMENTADDRESSABLEBITCOUNT get maximum segment width in bits + * + * DKIOCGETFEATURES get device's feature set + * DKIOCGETPHYSICALBLOCKSIZE get device's block size + * DKIOCGETCOMMANDPOOLSIZE get device's queue depth */ -#pragma pack(4) +#define DK_FEATURE_UNMAP 0x00000010 + +typedef struct +{ + uint64_t offset; + uint64_t length; +} dk_extent_t; typedef struct { - char path[128]; + char path[128]; } dk_firmware_path_t; typedef struct { - u_int64_t blockCount; - u_int32_t blockSize; + uint64_t blockCount; + uint32_t blockSize; - u_int8_t reserved0096[4]; /* reserved, clear to zero */ + uint8_t reserved0096[4]; /* reserved, clear to zero */ } dk_format_capacity_t; -/* LP64todo: not 64-bit clean */ typedef struct { dk_format_capacity_t * capacities; - u_int32_t capacitiesCount; /* use zero to probe count */ + uint32_t capacitiesCount; /* use zero to probe count */ - u_int8_t reserved0064[8]; /* reserved, clear to zero */ +#ifdef __LP64__ + uint8_t reserved0096[4]; /* reserved, clear to zero */ +#else /* !__LP64__ */ + uint8_t reserved0064[8]; /* reserved, clear to zero */ +#endif /* !__LP64__ */ } dk_format_capacities_t; -#pragma pack() +typedef struct +{ + dk_extent_t * extents; + uint32_t extentsCount; + +#ifdef __LP64__ + uint8_t reserved0096[4]; /* reserved, clear to zero */ +#else /* !__LP64__ */ + uint8_t reserved0064[8]; /* reserved, clear to zero */ +#endif /* !__LP64__ */ +} dk_unmap_t; #define DKIOCEJECT _IO('d', 21) #define DKIOCSYNCHRONIZECACHE _IO('d', 22) @@ -97,32 +122,51 @@ typedef struct #define DKIOCFORMAT _IOW('d', 26, dk_format_capacity_t) #define DKIOCGETFORMATCAPACITIES _IOWR('d', 26, dk_format_capacities_t) -#define DKIOCGETBLOCKSIZE _IOR('d', 24, u_int32_t) -#define DKIOCGETBLOCKCOUNT _IOR('d', 25, u_int64_t) +#define DKIOCGETBLOCKSIZE _IOR('d', 24, uint32_t) +#define DKIOCGETBLOCKCOUNT _IOR('d', 25, uint64_t) #define DKIOCGETFIRMWAREPATH _IOR('d', 28, dk_firmware_path_t) -#define DKIOCISFORMATTED _IOR('d', 23, u_int32_t) -#define DKIOCISWRITABLE _IOR('d', 29, u_int32_t) +#define DKIOCISFORMATTED _IOR('d', 23, uint32_t) +#define DKIOCISWRITABLE _IOR('d', 29, uint32_t) -#define DKIOCGETMAXBLOCKCOUNTREAD _IOR('d', 64, u_int64_t) -#define DKIOCGETMAXBLOCKCOUNTWRITE _IOR('d', 65, u_int64_t) -#define DKIOCGETMAXBYTECOUNTREAD _IOR('d', 70, u_int64_t) -#define DKIOCGETMAXBYTECOUNTWRITE _IOR('d', 71, u_int64_t) +#define DKIOCREQUESTIDLE _IO('d', 30) +#define DKIOCUNMAP _IOW('d', 31, dk_unmap_t) + +#define DKIOCGETMAXBLOCKCOUNTREAD _IOR('d', 64, uint64_t) +#define DKIOCGETMAXBLOCKCOUNTWRITE _IOR('d', 65, uint64_t) +#define DKIOCGETMAXBYTECOUNTREAD _IOR('d', 70, uint64_t) +#define DKIOCGETMAXBYTECOUNTWRITE _IOR('d', 71, uint64_t) + +#define DKIOCGETMAXSEGMENTCOUNTREAD _IOR('d', 66, uint64_t) +#define DKIOCGETMAXSEGMENTCOUNTWRITE _IOR('d', 67, uint64_t) +#define DKIOCGETMAXSEGMENTBYTECOUNTREAD _IOR('d', 68, uint64_t) +#define DKIOCGETMAXSEGMENTBYTECOUNTWRITE _IOR('d', 69, uint64_t) + +#define DKIOCGETMINSEGMENTALIGNMENTBYTECOUNT _IOR('d', 74, uint64_t) +#define DKIOCGETMAXSEGMENTADDRESSABLEBITCOUNT _IOR('d', 75, uint64_t) + +#define DKIOCGETFEATURES _IOR('d', 76, uint32_t) +#define DKIOCGETPHYSICALBLOCKSIZE _IOR('d', 77, uint32_t) +#define DKIOCGETCOMMANDPOOLSIZE _IOR('d', 78, uint32_t) + +typedef struct +{ + uint64_t offset; + uint64_t length; -#define DKIOCGETMAXSEGMENTCOUNTREAD _IOR('d', 66, u_int64_t) -#define DKIOCGETMAXSEGMENTCOUNTWRITE _IOR('d', 67, u_int64_t) -#define DKIOCGETMAXSEGMENTBYTECOUNTREAD _IOR('d', 68, u_int64_t) -#define DKIOCGETMAXSEGMENTBYTECOUNTWRITE _IOR('d', 69, u_int64_t) + uint8_t reserved0128[16]; /* reserved, clear to zero */ +} dk_discard_t __attribute__ ((deprecated)); -#define DKIOCGETMINSEGMENTALIGNMENTBYTECOUNT _IOR('d', 74, u_int64_t) -#define DKIOCGETMAXSEGMENTADDRESSABLEBITCOUNT _IOR('d', 75, u_int64_t) +#define DKIOCDISCARD _IOW('d', 31, dk_discard_t) #ifdef KERNEL -#define DKIOCGETBLOCKCOUNT32 _IOR('d', 25, u_int32_t) -#define DKIOCSETBLOCKSIZE _IOW('d', 24, u_int32_t) -#define DKIOCGETBSDUNIT _IOR('d', 27, u_int32_t) -#define DKIOCISVIRTUAL _IOR('d', 72, u_int32_t) -#define DKIOCGETBASE _IOR('d', 73, u_int64_t) +#define DK_FEATURE_FORCE_UNIT_ACCESS 0x00000001 +#define DKIOCGETBLOCKCOUNT32 _IOR('d', 25, uint32_t) +#define DKIOCSETBLOCKSIZE _IOW('d', 24, uint32_t) +#define DKIOCGETBSDUNIT _IOR('d', 27, uint32_t) +#define DKIOCISSOLIDSTATE _IOR('d', 79, uint32_t) +#define DKIOCISVIRTUAL _IOR('d', 72, uint32_t) +#define DKIOCGETBASE _IOR('d', 73, uint64_t) #endif /* KERNEL */ #endif /* _SYS_DISK_H_ */