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/openbmc/u-boot/fs/yaffs2/
H A Dyaffs_mtdif.c28 static inline void translate_spare2oob(const struct yaffs_spare *spare, u8 *oob) in translate_spare2oob() argument
30 oob[0] = spare->tb0; in translate_spare2oob()
31 oob[1] = spare->tb1; in translate_spare2oob()
32 oob[2] = spare->tb2; in translate_spare2oob()
33 oob[3] = spare->tb3; in translate_spare2oob()
34 oob[4] = spare->tb4; in translate_spare2oob()
35 oob[5] = spare->tb5 & 0x3f; in translate_spare2oob()
36 oob[5] |= spare->block_status == 'Y' ? 0 : 0x80; in translate_spare2oob()
37 oob[5] |= spare->page_status == 0 ? 0 : 0x40; in translate_spare2oob()
38 oob[6] = spare->tb6; in translate_spare2oob()
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/openbmc/linux/tools/testing/selftests/net/af_unix/
H A Dtest_unix_oob.c134 /* Test 1: Test for SIGURG and OOB */ in producer()
142 /* Test 2: Test for OOB being overwitten */ in producer()
167 /* Test 4: Test for 1byte OOB msg */ in producer()
182 char oob; in main() local
222 * read, oob is '@', and POLLPRI works. in main()
225 read_oob(pfd, &oob); in main()
227 if (!signal_recvd || len != 63 || oob != '@') { in main()
229 signal_recvd, len, oob); in main()
237 * Verify that the first OOB is over written by in main()
238 * the 2nd one and the first OOB is returned as in main()
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/openbmc/linux/drivers/mtd/parsers/
H A Dsharpslpart.c35 /* oob structure */
69 /* verify that the OOB bytes 8 to 15 are free and available for the FTL */
115 * The logical block number assigned to a physical block is stored in the OOB
128 * ECC BB xyxy oob[8]==oob[10] && oob[9]==oob[11] -> byte0=8 byte1=9
129 * ECC BB xyxy oob[10]==oob[12] && oob[11]==oob[13] -> byte0=10 byte1=11
130 * ECC BB xy xy oob[12]==oob[8] && oob[13]==oob[9] -> byte0=12 byte1=13
132 static int sharpsl_nand_get_logical_num(u8 *oob) in sharpsl_nand_get_logical_num() argument
137 if (oob[NAND_NOOB_LOGADDR_00] == oob[NAND_NOOB_LOGADDR_10] && in sharpsl_nand_get_logical_num()
138 oob[NAND_NOOB_LOGADDR_01] == oob[NAND_NOOB_LOGADDR_11]) { in sharpsl_nand_get_logical_num()
141 } else if (oob[NAND_NOOB_LOGADDR_10] == oob[NAND_NOOB_LOGADDR_20] && in sharpsl_nand_get_logical_num()
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/openbmc/linux/drivers/mtd/nand/raw/
H A Dsm_common.h9 /* Full oob structure as written on the flash */
24 /* oob area is also 16 bytes, but might be from two pages */
39 static inline int sm_sector_valid(struct sm_oob *oob) in sm_sector_valid() argument
41 return hweight16(oob->data_status) >= 5; in sm_sector_valid()
44 static inline int sm_block_valid(struct sm_oob *oob) in sm_block_valid() argument
46 return hweight16(oob->block_status) >= 7; in sm_block_valid()
49 static inline int sm_block_erased(struct sm_oob *oob) in sm_block_erased() argument
55 if (!memcmp(oob, erased_pattern, sizeof(*oob))) in sm_block_erased()
H A Dnand_base.c379 * nand_fill_oob - [INTERN] Transfer client buffer to oob
381 * @oob: oob data buffer
382 * @len: oob data write length
383 * @ops: oob ops structure
385 static uint8_t *nand_fill_oob(struct nand_chip *chip, uint8_t *oob, size_t len, in nand_fill_oob() argument
392 * Initialise to all 0xFF, to avoid the possibility of left over OOB in nand_fill_oob()
393 * data from a previous OOB read. in nand_fill_oob()
401 memcpy(chip->oob_poi + ops->ooboffs, oob, len); in nand_fill_oob()
402 return oob + len; in nand_fill_oob()
405 ret = mtd_ooblayout_set_databytes(mtd, oob, chip->oob_poi, in nand_fill_oob()
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/openbmc/u-boot/drivers/mtd/nand/raw/
H A Dlpc32xx_nand_mlc.c92 * OOB data in each small page are 6 'free' then 10 ECC bytes.
94 * 'free' OOB bytes are grouped in the first 24 bytes of the OOB buffer,
97 * The struct below represents how free vs ecc oob bytes are stored
100 * Note: the OOB bytes contain the bad block marker at offsets 0 and 1.
196 * To make U-Boot's life easier, we pack 'useable' OOB at the
221 * @oob_required: caller requires OOB data read to chip->oob_poi
238 struct lpc32xx_oob *oob = (struct lpc32xx_oob *)chip->oob_poi; in lpc32xx_read_page_hwecc() local
262 /* copy next 6 bytes at front of OOB buffer */ in lpc32xx_read_page_hwecc()
263 memcpy(&oob->free[i], lpc32xx_nand_mlc_registers->buff, 6); in lpc32xx_read_page_hwecc()
264 /* copy last 10 bytes (R/S ECC) at back of OOB buffer */ in lpc32xx_read_page_hwecc()
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H A Dmxc_nand.c48 /* OOB placement block for use with hardware ecc generation */
394 pr_debug("%s: Reading OOB area of page %u to oob %p\n",
445 uint8_t *oob = chip->oob_poi; local
459 chip->read_buf(mtd, oob, chip->ecc.prepad);
460 oob += chip->ecc.prepad;
463 chip->read_buf(mtd, oob, eccbytes);
464 oob += eccbytes;
467 chip->read_buf(mtd, oob, chip->ecc.postpad);
468 oob += chip->ecc.postpad;
472 size = mtd->oobsize - (oob - chip->oob_poi);
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H A Dnand_base.c49 /* Define default oob placement schemes for large and small page devices */
435 * specify how to write bad block markers to OOB (chip->block_markbad).
438 * (1) erase the affected block, to allow OOB marker to be written cleanly
439 * (2) write bad block marker to OOB area of affected block (unless flag
453 /* Attempt erase before marking OOB */ in nand_block_markbad_lowlevel()
460 /* Write bad block marker to OOB */ in nand_block_markbad_lowlevel()
609 /* OOB area */ in nand_command()
1140 * @extraoob: extra OOB buffer
1141 * @extraooblen: extra OOB length
1144 * Check if a data buffer and its associated ECC and OOB data contains only
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/openbmc/linux/drivers/mtd/
H A Dsm_ftl.c127 /* ----------------------- oob helpers -------------------------------------- */
148 static int sm_read_lba(struct sm_oob *oob) in sm_read_lba() argument
157 if (!memcmp(oob, erased_pattern, SM_OOB_SIZE)) in sm_read_lba()
161 lba_test = *(uint16_t *)oob->lba_copy1 ^ *(uint16_t*)oob->lba_copy2; in sm_read_lba()
166 lba = sm_get_lba(oob->lba_copy1); in sm_read_lba()
169 lba = sm_get_lba(oob->lba_copy2); in sm_read_lba()
174 static void sm_write_lba(struct sm_oob *oob, uint16_t lba) in sm_write_lba() argument
186 oob->lba_copy1[0] = oob->lba_copy2[0] = tmp[0]; in sm_write_lba()
187 oob->lba_copy1[1] = oob->lba_copy2[1] = tmp[1]; in sm_write_lba()
217 static int sm_correct_sector(uint8_t *buffer, struct sm_oob *oob) in sm_correct_sector() argument
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H A Dnftlcore.c121 * Read oob data from flash
142 * Write oob data to flash
165 * Write data and oob to flash
168 size_t *retlen, uint8_t *buf, uint8_t *oob) in nftl_write() argument
177 ops.oobbuf = oob; in nftl_write()
241 struct nftl_oob oob; in NFTL_foldchain() local
268 (char *)&oob); in NFTL_foldchain()
270 foldmark = oob.u.c.FoldMark | oob.u.c.FoldMark1; in NFTL_foldchain()
281 status = oob.b.Status | oob.b.Status1; in NFTL_foldchain()
380 oob.u.c.FoldMark = oob.u.c.FoldMark1 = cpu_to_le16(FOLD_MARK_IN_PROGRESS); in NFTL_foldchain()
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H A Dinftlcore.c134 * Read oob data from flash
154 * Write oob data to flash
174 * Write data and oob to flash
177 size_t *retlen, uint8_t *buf, uint8_t *oob) in inftl_write() argument
185 ops.oobbuf = oob; in inftl_write()
244 struct inftl_oob oob; in INFTL_foldchain() local
274 (char *)&oob) < 0) in INFTL_foldchain()
277 status = oob.b.Status | oob.b.Status1; in INFTL_foldchain()
347 memset(&oob, 0xff, sizeof(struct inftl_oob)); in INFTL_foldchain()
348 oob.b.Status = oob.b.Status1 = SECTOR_USED; in INFTL_foldchain()
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/openbmc/qemu/tests/qapi-schema/
H A Dqapi-schema-test.out35 gen=True success_response=True boxed=False oob=False preconfig=False
178 gen=True success_response=True boxed=False oob=False preconfig=False
182 gen=True success_response=True boxed=False oob=False preconfig=False
187 gen=True success_response=True boxed=False oob=False preconfig=False
189 gen=True success_response=False boxed=False oob=False preconfig=False
191 gen=True success_response=True boxed=False oob=False preconfig=False coroutine=True
196 gen=True success_response=True boxed=False oob=False preconfig=False
200 gen=True success_response=True boxed=False oob=False preconfig=False
202 gen=True success_response=True boxed=True oob=False preconfig=False
204 gen=True success_response=True boxed=True oob=False preconfig=False
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H A Doob-coroutine.err1 oob-coroutine.json: In command 'oob-command-1':
2 oob-coroutine.json:2: flags 'allow-oob' and 'coroutine' are incompatible
H A Doob-test.err1 oob-test.json: In command 'oob-command-1':
2 oob-test.json:2: flag 'allow-oob' may only use true value
H A Doob-test.json1 # Check against oob illegal value
2 { 'command': 'oob-command-1', 'allow-oob': 'some-string' }
/openbmc/linux/include/uapi/mtd/
H A Dmtd-abi.h52 * @MTD_OPS_PLACE_OOB: OOB data are placed at the given offset (default)
53 * @MTD_OPS_AUTO_OOB: OOB data are automatically placed at the free areas
73 * @ooblen: length of OOB buffer (only lower 32 bits are used)
75 * @usr_oob: user-provided OOB buffer
79 * This structure supports ioctl(MEMWRITE) operations, allowing data and/or OOB
80 * writes in various modes. To write to OOB-only, set @usr_data == NULL, and to
118 * @ooblen: length of OOB buffer (only lower 32 bits are used)
120 * @usr_oob: user-provided OOB buffer
125 * This structure supports ioctl(MEMREAD) operations, allowing data and/or OOB
126 * reads in various modes. To read from OOB-only, set @usr_data == NULL, and to
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/openbmc/u-boot/include/linux/mtd/
H A Dbbm.h29 * @offs: offset of the pattern in the oob area of the page
30 * @veroffs: offset of the bbt version counter in the oob are of the page
43 * that the pattern and the version count are always located in the oob area
78 * unavailable, for example, if the NAND controller has a different data and OOB
92 * Use a flash based bad block table. By default, OOB identifier is saved in
93 * OOB area. This option is passed to the default bad block table function.
97 * Do not store flash based bad block table marker in the OOB area; store it
102 * Do not write new bad block markers to OOB; useful, e.g., when ECC covers
118 * Constants for oob configuration
134 * @badblockpos: [INTERN] position of the bad block marker in the oob area
/openbmc/qemu/qapi/
H A Dqmp-dispatch.c58 || (!strcmp(arg_name, "exec-oob") && allow_oob)) { in qmp_dispatch_check_obj()
109 return qdict_haskey(dict, "exec-oob") in qmp_is_oob()
134 * Runs outside of coroutine context for OOB commands, but in coroutine
141 bool oob; in qmp_dispatch() local
164 oob = false; in qmp_dispatch()
167 command = qdict_get_str(dict, "exec-oob"); in qmp_dispatch()
168 oob = true; in qmp_dispatch()
189 if (oob && !(cmd->options & QCO_ALLOW_OOB)) { in qmp_dispatch()
190 error_setg(&err, "The command %s does not support OOB", in qmp_dispatch()
206 assert(!(oob && qemu_in_coroutine())); in qmp_dispatch()
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/openbmc/linux/include/linux/mtd/
H A Dbbm.h24 * @offs: offset of the pattern in the oob area of the page
25 * @veroffs: offset of the bbt version counter in the oob are of the page
38 * that the pattern and the version count are always located in the oob area
73 * unavailable, for example, if the NAND controller has a different data and OOB
84 * Use a flash based bad block table. By default, OOB identifier is saved in
85 * OOB area. This option is passed to the default bad block table function.
89 * Do not store flash based bad block table marker in the OOB area; store it
94 * Do not write new bad block markers to OOB; useful, e.g., when ECC covers
/openbmc/u-boot/doc/
H A DREADME.mediatek111 nandinfo: Desired NAND device type, a combination of page size, oob size and
113 2k+64 : for Serial NAND, 2KiB page size + 64B oob size
114 2k+120 : for Serial NAND, 2KiB page size + 120B oob size
115 2k+128 : for Serial NAND, 2KiB page size + 128B oob size
116 4k+256 : for Serial NAND, 4KiB page size + 256B oob size
117 1g:2k+64 : for Parallel NAND, 2KiB page size + 64B oob size, total 1Gbit size
118 2g:2k+64 : for Parallel NAND, 2KiB page size + 64B oob size, total 2Gbit size
119 4g:2k+64 : for Parallel NAND, 2KiB page size + 64B oob size, total 4Gbit size
120 2g:2k+128: for Parallel NAND, 2KiB page size + 128B oob size, total 2Gbit size
121 4g:2k+128: for Parallel NAND, 2KiB page size + 128B oob size, total 4Gbit size
/openbmc/u-boot/include/mtd/
H A Dmtd-abi.h42 * @MTD_OPS_PLACE_OOB: OOB data are placed at the given offset (default)
43 * @MTD_OPS_AUTO_OOB: OOB data are automatically placed at the free areas
63 * @ooblen: length of OOB buffer
65 * @usr_oob: user-provided OOB buffer
69 * This structure supports ioctl(MEMWRITE) operations, allowing data and/or OOB
70 * writes in various modes. To write to OOB-only, set @usr_data == NULL, and to
122 __u32 oobsize; /* Amount of OOB data per block (e.g. 16) */
162 /* Get info about OOB modes (e.g., RAW, PLACE, AUTO) - legacy interface */
184 /* Write data to OOB (64-bit version) */
186 /* Read data from OOB (64-bit version) */
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/openbmc/linux/drivers/media/dvb-frontends/
H A Dmxl692_defs.h88 /* OOB */
147 /* OOB */
232 /* Enum of MPEG Data format, used in MPEG and OOB output configuration */
241 /* Enum of MPEG Clock format, used in MPEG and OOB output configuration */
286 /* Enum of Demodulator IQ setup, used in QAM, OOB configuration and status */
293 /* Enum of OOB Demodulator symbol rates, used in OOB configuration */
458 /* OOB Demodulator parameters struct, used in OOB params configuration */
465 /* OOB Demodulator error counters */
472 /* OOB status */
/openbmc/qemu/tests/qtest/
H A Dqmp-test.c207 qtest_qmp_send(s, "{ 'exec-oob': 'migrate-pause', 'id': %s }", id); in send_oob_cmd_that_fails()
238 g_assert_cmpstr(qstring_get_str(qstr), ==, "oob"); in test_qmp_oob()
248 /* Now, enable OOB in current QMP session, it should succeed. */ in test_qmp_oob()
251 " 'arguments': { 'enable': [ 'oob' ] } }"); in test_qmp_oob()
256 * Try any command that does not support OOB but with OOB flag. We in test_qmp_oob()
259 resp = qtest_qmp(qts, "{ 'exec-oob': 'query-cpus-fast' }"); in test_qmp_oob()
263 /* OOB command overtakes slow in-band command */ in test_qmp_oob()
267 send_oob_cmd_that_fails(qts, "oob-1"); in test_qmp_oob()
268 recv_cmd_id(qts, "oob-1"); in test_qmp_oob()
347 qtest_add_func("qmp/oob", test_qmp_oob); in main()
/openbmc/linux/drivers/mtd/tests/
H A Dreadtest.c63 pr_err("error: read oob failed at " in read_eraseblock_by_page()
83 int pg, oob; in dump_eraseblock() local
98 pr_info("dumping oob from eraseblock %d\n", ebnum); in dump_eraseblock()
101 for (oob = 0; oob < n;) { in dump_eraseblock()
105 for (j = 0; j < 32 && oob < n; j++, oob++, i++) in dump_eraseblock()
149 "eraseblock %u, OOB size %u\n", in mtd_readtest_init()
/openbmc/linux/drivers/mtd/devices/
H A Ddocg3.c40 * - a 1 byte Hamming code stored in the OOB for each page
41 * - a 7 bytes BCH code stored in the OOB for each page
594 * reading OOB only or write status byte).
625 * It's in fact recv_ecc ^ calc_ecc, where recv_ecc was read from OOB
859 * @ops: the mtd oob structure
861 * Reads flash memory OOB area of pages.
889 doc_dbg("doc_read_oob(from=%lld, mode=%d, data=(%p:%zu), oob=(%p:%zu))\n", in doc_read_oob()
930 doc_dbg("OOB - INFO: %*phC\n", 7, oobbuf); in doc_read_oob()
931 doc_dbg("OOB - HAMMING: %02x\n", oobbuf[7]); in doc_read_oob()
932 doc_dbg("OOB - BCH_ECC: %*phC\n", 7, oobbuf + 8); in doc_read_oob()
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