26 #include <sys/types.h>
  27 #include <sys/ksynch.h>
  28 #include <sys/errno.h>
  29 #include <sys/file.h>
  30 #include <sys/open.h>
  31 #include <sys/cred.h>
  32 #include <sys/kmem.h>
  33 #include <sys/uio.h>
  34 #include <sys/ddi.h>
  35 #include <sys/sdt.h>
  36 
  37 #define __NSC_GEN__
  38 #include "nsc_dev.h"
  39 #include "nsc_disk.h"
  40 #include "../nsctl.h"
  41 
  42 
  43 #define _I(x)   (((long)(&((nsc_io_t *)0)->x))/sizeof (long))
  44 
  45 nsc_def_t _nsc_disk_def[] = {
  46         "UserRead",     (uintptr_t)nsc_ioerr,   _I(uread),
  47         "UserWrite",    (uintptr_t)nsc_ioerr,   _I(uwrite),
  48         "PartSize",     (uintptr_t)nsc_null,    _I(partsize),
  49         "MaxFbas",      (uintptr_t)nsc_null,    _I(maxfbas),
  50         "Control",      (uintptr_t)nsc_ioerr,   _I(control),
  51         0,              0,              0
  52 };
  53 
  54 
  55 extern nsc_mem_t *_nsc_local_mem;
  56 
  57 static int _nsc_uread(dev_t, uio_t *, cred_t *, nsc_fd_t *);
  58 static int _nsc_uwrite(dev_t, uio_t *, cred_t *, nsc_fd_t *);
  59 static int _nsc_rw_uio(nsc_fd_t *, uio_t *, uio_rw_t);
  60 
  61 static int _nsc_free_dhandle(nsc_dbuf_t *);
  62 static int _nsc_alloc_dbuf(blind_t, nsc_off_t, nsc_size_t, int, nsc_dbuf_t **);
  63 static int _nsc_free_dbuf(nsc_dbuf_t *);
  64 static void _nsc_wait_dbuf(nsc_dbuf_t *);
  65 static int _nsc_read_dbuf(nsc_dbuf_t *, nsc_off_t, nsc_size_t, int);
  66 static int _nsc_write_dbuf(nsc_dbuf_t *, nsc_off_t, nsc_size_t, int);
  67 static int _nsc_zero_dbuf(nsc_dbuf_t *, nsc_off_t, nsc_size_t, int);
  68 static int _nsc_dbuf_io(int (*)(), nsc_dbuf_t *, nsc_off_t, nsc_size_t, int);
  69 
  70 static nsc_dbuf_t *_nsc_alloc_dhandle(void (*)(), void (*)(), void (*)());
  71 

  26 #include <sys/types.h>
  27 #include <sys/ksynch.h>
  28 #include <sys/errno.h>
  29 #include <sys/file.h>
  30 #include <sys/open.h>
  31 #include <sys/cred.h>
  32 #include <sys/kmem.h>
  33 #include <sys/uio.h>
  34 #include <sys/ddi.h>
  35 #include <sys/sdt.h>
  36 
  37 #define __NSC_GEN__
  38 #include "nsc_dev.h"
  39 #include "nsc_disk.h"
  40 #include "../nsctl.h"
  41 
  42 
  43 #define _I(x)   (((long)(&((nsc_io_t *)0)->x))/sizeof (long))
  44 
  45 nsc_def_t _nsc_disk_def[] = {
  46         { "UserRead",   (uintptr_t)nsc_ioerr,   _I(uread) },
  47         { "UserWrite",  (uintptr_t)nsc_ioerr,   _I(uwrite) },
  48         { "PartSize",   (uintptr_t)nsc_null,    _I(partsize) },
  49         { "MaxFbas",    (uintptr_t)nsc_null,    _I(maxfbas) },
  50         { "Control",    (uintptr_t)nsc_ioerr,   _I(control) },
  51         { NULL,         (uintptr_t)NULL,        0 }
  52 };
  53 
  54 
  55 extern nsc_mem_t *_nsc_local_mem;
  56 
  57 static int _nsc_uread(dev_t, uio_t *, cred_t *, nsc_fd_t *);
  58 static int _nsc_uwrite(dev_t, uio_t *, cred_t *, nsc_fd_t *);
  59 static int _nsc_rw_uio(nsc_fd_t *, uio_t *, uio_rw_t);
  60 
  61 static int _nsc_free_dhandle(nsc_dbuf_t *);
  62 static int _nsc_alloc_dbuf(blind_t, nsc_off_t, nsc_size_t, int, nsc_dbuf_t **);
  63 static int _nsc_free_dbuf(nsc_dbuf_t *);
  64 static void _nsc_wait_dbuf(nsc_dbuf_t *);
  65 static int _nsc_read_dbuf(nsc_dbuf_t *, nsc_off_t, nsc_size_t, int);
  66 static int _nsc_write_dbuf(nsc_dbuf_t *, nsc_off_t, nsc_size_t, int);
  67 static int _nsc_zero_dbuf(nsc_dbuf_t *, nsc_off_t, nsc_size_t, int);
  68 static int _nsc_dbuf_io(int (*)(), nsc_dbuf_t *, nsc_off_t, nsc_size_t, int);
  69 
  70 static nsc_dbuf_t *_nsc_alloc_dhandle(void (*)(), void (*)(), void (*)());
  71