/*
- * Copyright (c) 1998-2006 Apple Computer, Inc. All rights reserved.
+ * Copyright (c) 1998-2014 Apple Computer, Inc. All rights reserved.
*
* @APPLE_OSREFERENCE_LICENSE_HEADER_START@
*
#include <stdint.h>
#include <sys/ioctl.h>
+#ifdef XNU_KERNEL_PRIVATE
+#include <mach/boolean.h>
+#endif /* XNU_KERNEL_PRIVATE */
+
/*
* Definitions
*
* DKIOCISWRITABLE is media writable?
*
* DKIOCREQUESTIDLE idle media
- * DKIOCDISCARD delete unused data
+ * DKIOCUNMAP delete unused data
*
* DKIOCGETMAXBLOCKCOUNTREAD get maximum block count for reads
* DKIOCGETMAXBLOCKCOUNTWRITE get maximum block count for writes
* 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
*/
+#define DK_FEATURE_PRIORITY 0x00000004
+#define DK_FEATURE_UNMAP 0x00000010
+
typedef struct
{
uint64_t offset;
uint64_t length;
-
- uint8_t reserved0128[16]; /* reserved, clear to zero */
-} dk_discard_t;
+} dk_extent_t;
typedef struct
{
#endif /* !__LP64__ */
} dk_format_capacities_t;
+typedef struct
+{
+ dk_extent_t * extents;
+ uint32_t extentsCount;
+
+ uint32_t options;
+
+#ifndef __LP64__
+ uint8_t reserved0096[4]; /* reserved, clear to zero */
+#endif /* !__LP64__ */
+} dk_unmap_t;
+
+
+#ifdef KERNEL
+#ifdef PRIVATE
+
+/* Definitions of option bits for dk_unmap_t */
+#define _DK_UNMAP_INITIALIZE 0x00000100
+
+#endif /* PRIVATE */
+#endif /* KERNEL */
+
#define DKIOCEJECT _IO('d', 21)
#define DKIOCSYNCHRONIZECACHE _IO('d', 22)
#define DKIOCISWRITABLE _IOR('d', 29, uint32_t)
#define DKIOCREQUESTIDLE _IO('d', 30)
-#define DKIOCDISCARD _IOW('d', 31, dk_discard_t)
+#define DKIOCUNMAP _IOW('d', 31, dk_unmap_t)
+#define _DKIOCCORESTORAGE _IO('d', 32)
#define DKIOCGETMAXBLOCKCOUNTREAD _IOR('d', 64, uint64_t)
#define DKIOCGETMAXBLOCKCOUNTWRITE _IOR('d', 65, 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)
#ifdef KERNEL
-#define DK_FEATURE_DISCARD 0x00000010
#define DK_FEATURE_FORCE_UNIT_ACCESS 0x00000001
+
+#define DK_ENCRYPTION_TYPE_AES_CBC 1
+#define DK_ENCRYPTION_TYPE_AES_XEX 2
+#define DK_ENCRYPTION_TYPE_AES_XTS 3
+
+#define DK_TIER_MASK 0xC0
+#define DK_TIER_SHIFT 6
+
+#define DK_TIER_TO_PRIORITY(tier) (((tier) << DK_TIER_SHIFT) | ~DK_TIER_MASK)
+#define DK_PRIORITY_TO_TIER(priority) ((priority) >> DK_TIER_SHIFT)
+
+typedef struct
+{
+ uint64_t offset;
+ uint64_t length;
+
+ uint8_t reserved0128[12]; /* reserved, clear to zero */
+
+ dev_t dev;
+} dk_physical_extent_t;
+
+typedef struct
+{
+ dk_extent_t * extents;
+ uint32_t extentsCount;
+
+ uint8_t tier;
+
+#ifdef __LP64__
+ uint8_t reserved0104[3]; /* reserved, clear to zero */
+#else /* !__LP64__ */
+ uint8_t reserved0072[7]; /* reserved, clear to zero */
+#endif /* !__LP64__ */
+} dk_set_tier_t;
+
#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)
-#define DKIOCGETFEATURES _IOR('d', 76, uint32_t)
+#define DKIOCGETTHROTTLEMASK _IOR('d', 80, uint64_t)
+#define DKIOCLOCKPHYSICALEXTENTS _IO('d', 81)
+#define DKIOCGETPHYSICALEXTENT _IOWR('d', 82, dk_physical_extent_t)
+#define DKIOCUNLOCKPHYSICALEXTENTS _IO('d', 83)
+#define DKIOCSETTIER _IOW('d', 85, dk_set_tier_t)
+#define DKIOCGETENCRYPTIONTYPE _IOR('d', 86, uint32_t)
+#define DKIOCISLOWPOWERMODE _IOR('d', 87, uint32_t)
+
+#ifdef XNU_KERNEL_PRIVATE
+typedef struct
+{
+ boolean_t mi_mdev; /* Is this a memdev device? */
+ boolean_t mi_phys; /* Physical memory? */
+ uint32_t mi_base; /* Base page number of the device? */
+ uint64_t mi_size; /* Size of the device (in ) */
+} dk_memdev_info_t;
+
+typedef dk_memdev_info_t memdev_info_t;
+
+#define DKIOCGETMEMDEVINFO _IOR('d', 90, dk_memdev_info_t)
+#endif /* XNU_KERNEL_PRIVATE */
+#ifdef PRIVATE
+typedef struct _dk_cs_pin {
+ dk_extent_t cp_extent;
+ int64_t cp_flags;
+} _dk_cs_pin_t;
+#define _DKIOCCSPINFORHIBERNATION (1 << 0)
+#define _DKIOCCSPINDISCARDBLACKLIST (1 << 1)
+#define _DKIOCCSPINEXTENT _IOW('d', 199, _dk_cs_pin_t)
+#define _DKIOCCSUNPINEXTENT _IOW('d', 200, _dk_cs_pin_t)
+#define _DKIOCGETMIGRATIONUNITBYTESIZE _IOR('d', 201, uint32_t)
+
+typedef struct _dk_cs_map {
+ dk_extent_t cm_extent;
+ uint64_t cm_bytes_mapped;
+} _dk_cs_map_t;
+
+typedef struct _dk_cs_unmap {
+ dk_extent_t *extents;
+ uint32_t extentsCount;
+ uint32_t options;
+} _dk_cs_unmap_t;
+
+#define _DKIOCCSMAP _IOWR('d', 202, _dk_cs_map_t)
+#define _DKIOCCSSETFSVNODE _IOW('d', 203, vnode_t)
+#define _DKIOCCSGETFREEBYTES _IOR('d', 204, uint64_t)
+#define _DKIOCCSUNMAP _IOWR('d', 205, _dk_cs_unmap_t)
+#endif /* PRIVATE */
#endif /* KERNEL */
+#ifdef PRIVATE
+#endif /* PRIVATE */
+
#endif /* _SYS_DISK_H_ */
projects / apple / xnu.git / blobdiff