Lines Matching full:read
34 tem calls like read(2) or write(2), but often support only a subset of
39 All files that support the read(2) operation also support readv(2) and
47 possible operations, e.g. read access on the wbox file.
58 read(2), pread(2), write(2), pwrite(2), lseek(2)
71 The first SPU to CPU communication mailbox. This file is read-only and
72 can be read in units of 32 bits. The file can only be used in non-
76 read(2)
77 If a count smaller than four is requested, read returns -1 and
80 When data has been read successfully, four bytes are placed in
86 the first mailbox file, but can be read in blocking I/O mode, and the
90 read(2)
91 If a count smaller than four is requested, read returns -1 and
99 When data has been read successfully, four bytes are placed in
119 reads from its PPE mailbox channel. When data has been read success-
131 Read-only files that contain the length of the current queue, i.e. how
132 many words can be read from mbox or ibox or how many words can be
133 written to wbox without blocking. The files can be read only in 4-byte
137 read(2)
138 If a count smaller than four is requested, read returns -1 and
141 read from (for mbox_stat and ibox_stat) or written to (for
154 can be used in read/write mode for debugging, but normal operation of
176 read(2)
177 When the count supplied to the read call is shorter than the
181 a running SPU task. When a complete string has been read, all
182 subsequent read operations will return zero bytes and a new file
183 descriptor needs to be opened to read the value again.
197 read(2)
198 If a count smaller than four is requested, read returns -1 and
211 The two signal notification channels of an SPU. These are read-write
214 files can be read from the SPU through a channel read or from host user
215 space through the file. After the value has been read by the SPU, it
219 read(2)
220 If a count smaller than four is requested, read returns -1 and
239 cation files. The contain a numerical ASCII string which is read as
246 read(2)
247 When the count supplied to the read call is shorter than the
250 pleting the string. When a complete string has been read, all
251 subsequent read operations will return zero bytes and a new file
252 descriptor needs to be opened to read the value again.
444 support only read or write access. See stat(2) for a full list of the