diff options
| -rw-r--r-- | Makefile.am | 4 | ||||
| -rw-r--r-- | defs.h | 2 | ||||
| -rw-r--r-- | io.c | 2 | ||||
| -rw-r--r-- | ioctl.c | 2 | ||||
| -rw-r--r-- | linux/mtd-abi.h | 278 | ||||
| -rw-r--r-- | mtd.c | 282 |
6 files changed, 567 insertions, 3 deletions
diff --git a/Makefile.am b/Makefile.am index c775801..8edcf89 100644 --- a/Makefile.am +++ b/Makefile.am @@ -17,7 +17,7 @@ AM_CPPFLAGS = -I$(srcdir)/$(OS)/$(ARCH) -I$(srcdir)/$(OS) -I$(builddir)/$(OS) strace_SOURCES = strace.c syscall.c count.c util.c desc.c file.c ipc.c \ io.c ioctl.c mem.c net.c process.c bjm.c quota.c \ resource.c signal.c sock.c system.c term.c time.c \ - scsi.c stream.c block.c pathtrace.c + scsi.c stream.c block.c pathtrace.c mtd.c noinst_HEADERS = defs.h EXTRA_DIST = $(man_MANS) errnoent.sh signalent.sh syscallent.sh ioctlsort.c \ @@ -32,7 +32,7 @@ EXTRA_DIST = $(man_MANS) errnoent.sh signalent.sh syscallent.sh ioctlsort.c \ README-linux README-linux-ptrace \ linux/ioctlsort.c linux/ioctlent.sh \ linux/ioctlent.h.in linux/errnoent.h linux/signalent.h \ - linux/syscall.h linux/dummy.h \ + linux/syscall.h linux/dummy.h linux/mtd-abi.h \ linux/i386/ioctlent.h.in linux/i386/syscallent.h \ linux/alpha/errnoent.h linux/alpha/ioctlent.h.in \ linux/alpha/signalent.h linux/alpha/syscallent.h \ @@ -545,6 +545,7 @@ extern void printsignal(int); extern void tprint_iov(struct tcb *, unsigned long, unsigned long, int decode_iov); extern void tprint_open_modes(mode_t); extern const char *sprint_open_modes(mode_t); +extern void print_loff_t(struct tcb *, long); extern const struct ioctlent *ioctl_lookup(long); extern const struct ioctlent *ioctl_next_match(const struct ioctlent *); @@ -555,6 +556,7 @@ extern int proc_ioctl(struct tcb *, int, int); extern int rtc_ioctl(struct tcb *, long, long); extern int scsi_ioctl(struct tcb *, long, long); extern int block_ioctl(struct tcb *, long, long); +extern int mtd_ioctl(struct tcb *, long, long); extern int tv_nz(struct timeval *); extern int tv_cmp(struct timeval *, struct timeval *); @@ -261,7 +261,7 @@ sys_sendfile(struct tcb *tcp) return 0; } -static void +void print_loff_t(struct tcb *tcp, long addr) { loff_t offset; @@ -88,6 +88,8 @@ ioctl_decode(struct tcb *tcp, long code, long arg) return block_ioctl(tcp, code, arg); case 0x22: return scsi_ioctl(tcp, code, arg); + case 'M': + return mtd_ioctl(tcp, code, arg); default: break; } diff --git a/linux/mtd-abi.h b/linux/mtd-abi.h new file mode 100644 index 0000000..576e8c9 --- /dev/null +++ b/linux/mtd-abi.h @@ -0,0 +1,278 @@ +/* + * Copyright © 1999-2010 David Woodhouse <dwmw2@infradead.org> et al. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + * + */ + +#ifndef __MTD_ABI_H__ +#define __MTD_ABI_H__ + +#include <linux/types.h> + +struct erase_info_user { + __u32 start; + __u32 length; +}; + +struct erase_info_user64 { + __u64 start; + __u64 length; +}; + +struct mtd_oob_buf { + __u32 start; + __u32 length; + unsigned char *ptr; +}; + +struct mtd_oob_buf64 { + __u64 start; + __u32 pad; + __u32 length; + __u64 usr_ptr; +}; + +/** + * MTD operation modes + * + * @MTD_OPS_PLACE_OOB: OOB data are placed at the given offset (default) + * @MTD_OPS_AUTO_OOB: OOB data are automatically placed at the free areas + * which are defined by the internal ecclayout + * @MTD_OPS_RAW: data are transferred as-is, with no error correction; + * this mode implies %MTD_OPS_PLACE_OOB + * + * These modes can be passed to ioctl(MEMWRITE) and are also used internally. + * See notes on "MTD file modes" for discussion on %MTD_OPS_RAW vs. + * %MTD_FILE_MODE_RAW. + */ +enum { + MTD_OPS_PLACE_OOB = 0, + MTD_OPS_AUTO_OOB = 1, + MTD_OPS_RAW = 2, +}; + +/** + * struct mtd_write_req - data structure for requesting a write operation + * + * @start: start address + * @len: length of data buffer + * @ooblen: length of OOB buffer + * @usr_data: user-provided data buffer + * @usr_oob: user-provided OOB buffer + * @mode: MTD mode (see "MTD operation modes") + * @padding: reserved, must be set to 0 + * + * This structure supports ioctl(MEMWRITE) operations, allowing data and/or OOB + * writes in various modes. To write to OOB-only, set @usr_data == NULL, and to + * write data-only, set @usr_oob == NULL. However, setting both @usr_data and + * @usr_oob to NULL is not allowed. + */ +struct mtd_write_req { + __u64 start; + __u64 len; + __u64 ooblen; + __u64 usr_data; + __u64 usr_oob; + __u8 mode; + __u8 padding[7]; +}; + +#define MTD_ABSENT 0 +#define MTD_RAM 1 +#define MTD_ROM 2 +#define MTD_NORFLASH 3 +#define MTD_NANDFLASH 4 +#define MTD_DATAFLASH 6 +#define MTD_UBIVOLUME 7 +#define MTD_MLCNANDFLASH 8 + +#define MTD_WRITEABLE 0x400 /* Device is writeable */ +#define MTD_BIT_WRITEABLE 0x800 /* Single bits can be flipped */ +#define MTD_NO_ERASE 0x1000 /* No erase necessary */ +#define MTD_POWERUP_LOCK 0x2000 /* Always locked after reset */ + +/* Some common devices / combinations of capabilities */ +#define MTD_CAP_ROM 0 +#define MTD_CAP_RAM (MTD_WRITEABLE | MTD_BIT_WRITEABLE | MTD_NO_ERASE) +#define MTD_CAP_NORFLASH (MTD_WRITEABLE | MTD_BIT_WRITEABLE) +#define MTD_CAP_NANDFLASH (MTD_WRITEABLE) + +/* Obsolete ECC byte placement modes (used with obsolete MEMGETOOBSEL) */ +#define MTD_NANDECC_OFF 0 // Switch off ECC (Not recommended) +#define MTD_NANDECC_PLACE 1 // Use the given placement in the structure (YAFFS1 legacy mode) +#define MTD_NANDECC_AUTOPLACE 2 // Use the default placement scheme +#define MTD_NANDECC_PLACEONLY 3 // Use the given placement in the structure (Do not store ecc result on read) +#define MTD_NANDECC_AUTOPL_USR 4 // Use the given autoplacement scheme rather than using the default + +/* OTP mode selection */ +#define MTD_OTP_OFF 0 +#define MTD_OTP_FACTORY 1 +#define MTD_OTP_USER 2 + +struct mtd_info_user { + __u8 type; + __u32 flags; + __u32 size; /* Total size of the MTD */ + __u32 erasesize; + __u32 writesize; + __u32 oobsize; /* Amount of OOB data per block (e.g. 16) */ + __u64 padding; /* Old obsolete field; do not use */ +}; + +struct region_info_user { + __u32 offset; /* At which this region starts, + * from the beginning of the MTD */ + __u32 erasesize; /* For this region */ + __u32 numblocks; /* Number of blocks in this region */ + __u32 regionindex; +}; + +struct otp_info { + __u32 start; + __u32 length; + __u32 locked; +}; + +/* + * Note, the following ioctl existed in the past and was removed: + * #define MEMSETOOBSEL _IOW('M', 9, struct nand_oobinfo) + * Try to avoid adding a new ioctl with the same ioctl number. + */ + +/* Get basic MTD characteristics info (better to use sysfs) */ +#define MEMGETINFO _IOR('M', 1, struct mtd_info_user) +/* Erase segment of MTD */ +#define MEMERASE _IOW('M', 2, struct erase_info_user) +/* Write out-of-band data from MTD */ +#define MEMWRITEOOB _IOWR('M', 3, struct mtd_oob_buf) +/* Read out-of-band data from MTD */ +#define MEMREADOOB _IOWR('M', 4, struct mtd_oob_buf) +/* Lock a chip (for MTD that supports it) */ +#define MEMLOCK _IOW('M', 5, struct erase_info_user) +/* Unlock a chip (for MTD that supports it) */ +#define MEMUNLOCK _IOW('M', 6, struct erase_info_user) +/* Get the number of different erase regions */ +#define MEMGETREGIONCOUNT _IOR('M', 7, int) +/* Get information about the erase region for a specific index */ +#define MEMGETREGIONINFO _IOWR('M', 8, struct region_info_user) +/* Get info about OOB modes (e.g., RAW, PLACE, AUTO) - legacy interface */ +#define MEMGETOOBSEL _IOR('M', 10, struct nand_oobinfo) +/* Check if an eraseblock is bad */ +#define MEMGETBADBLOCK _IOW('M', 11, __kernel_loff_t) +/* Mark an eraseblock as bad */ +#define MEMSETBADBLOCK _IOW('M', 12, __kernel_loff_t) +/* Set OTP (One-Time Programmable) mode (factory vs. user) */ +#define OTPSELECT _IOR('M', 13, int) +/* Get number of OTP (One-Time Programmable) regions */ +#define OTPGETREGIONCOUNT _IOW('M', 14, int) +/* Get all OTP (One-Time Programmable) info about MTD */ +#define OTPGETREGIONINFO _IOW('M', 15, struct otp_info) +/* Lock a given range of user data (must be in mode %MTD_FILE_MODE_OTP_USER) */ +#define OTPLOCK _IOR('M', 16, struct otp_info) +/* Get ECC layout (deprecated) */ +#define ECCGETLAYOUT _IOR('M', 17, struct nand_ecclayout_user) +/* Get statistics about corrected/uncorrected errors */ +#define ECCGETSTATS _IOR('M', 18, struct mtd_ecc_stats) +/* Set MTD mode on a per-file-descriptor basis (see "MTD file modes") */ +#define MTDFILEMODE _IO('M', 19) +/* Erase segment of MTD (supports 64-bit address) */ +#define MEMERASE64 _IOW('M', 20, struct erase_info_user64) +/* Write data to OOB (64-bit version) */ +#define MEMWRITEOOB64 _IOWR('M', 21, struct mtd_oob_buf64) +/* Read data from OOB (64-bit version) */ +#define MEMREADOOB64 _IOWR('M', 22, struct mtd_oob_buf64) +/* Check if chip is locked (for MTD that supports it) */ +#define MEMISLOCKED _IOR('M', 23, struct erase_info_user) +/* + * Most generic write interface; can write in-band and/or out-of-band in various + * modes (see "struct mtd_write_req"). This ioctl is not supported for flashes + * without OOB, e.g., NOR flash. + */ +#define MEMWRITE _IOWR('M', 24, struct mtd_write_req) + +/* + * Obsolete legacy interface. Keep it in order not to break userspace + * interfaces + */ +struct nand_oobinfo { + __u32 useecc; + __u32 eccbytes; + __u32 oobfree[8][2]; + __u32 eccpos[32]; +}; + +struct nand_oobfree { + __u32 offset; + __u32 length; +}; + +#define MTD_MAX_OOBFREE_ENTRIES 8 +#define MTD_MAX_ECCPOS_ENTRIES 64 +/* + * OBSOLETE: ECC layout control structure. Exported to user-space via ioctl + * ECCGETLAYOUT for backwards compatbility and should not be mistaken as a + * complete set of ECC information. The ioctl truncates the larger internal + * structure to retain binary compatibility with the static declaration of the + * ioctl. Note that the "MTD_MAX_..._ENTRIES" macros represent the max size of + * the user struct, not the MAX size of the internal struct nand_ecclayout. + */ +struct nand_ecclayout_user { + __u32 eccbytes; + __u32 eccpos[MTD_MAX_ECCPOS_ENTRIES]; + __u32 oobavail; + struct nand_oobfree oobfree[MTD_MAX_OOBFREE_ENTRIES]; +}; + +/** + * struct mtd_ecc_stats - error correction stats + * + * @corrected: number of corrected bits + * @failed: number of uncorrectable errors + * @badblocks: number of bad blocks in this partition + * @bbtblocks: number of blocks reserved for bad block tables + */ +struct mtd_ecc_stats { + __u32 corrected; + __u32 failed; + __u32 badblocks; + __u32 bbtblocks; +}; + +/* + * MTD file modes - for read/write access to MTD + * + * @MTD_FILE_MODE_NORMAL: OTP disabled, ECC enabled + * @MTD_FILE_MODE_OTP_FACTORY: OTP enabled in factory mode + * @MTD_FILE_MODE_OTP_USER: OTP enabled in user mode + * @MTD_FILE_MODE_RAW: OTP disabled, ECC disabled + * + * These modes can be set via ioctl(MTDFILEMODE). The mode mode will be retained + * separately for each open file descriptor. + * + * Note: %MTD_FILE_MODE_RAW provides the same functionality as %MTD_OPS_RAW - + * raw access to the flash, without error correction or autoplacement schemes. + * Wherever possible, the MTD_OPS_* mode will override the MTD_FILE_MODE_* mode + * (e.g., when using ioctl(MEMWRITE)), but in some cases, the MTD_FILE_MODE is + * used out of necessity (e.g., `write()', ioctl(MEMWRITEOOB64)). + */ +enum mtd_file_modes { + MTD_FILE_MODE_NORMAL = MTD_OTP_OFF, + MTD_FILE_MODE_OTP_FACTORY = MTD_OTP_FACTORY, + MTD_FILE_MODE_OTP_USER = MTD_OTP_USER, + MTD_FILE_MODE_RAW, +}; + +#endif /* __MTD_ABI_H__ */ @@ -0,0 +1,282 @@ +/* + * Copyright (c) 2012 Mike Frysinger <vapier@gentoo.org> + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. The name of the author may not be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR + * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES + * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. + * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF + * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#include "defs.h" + +#include <sys/ioctl.h> + +/* The mtd api changes quickly, so we have to keep a local copy */ +#include <linux/version.h> +#if LINUX_VERSION_CODE < KERNEL_VERSION(3, 3, 0) +# include "mtd-abi.h" +#else +# include <mtd/mtd-abi.h> +#endif + +static const struct xlat mtd_mode_options[] = { + { MTD_OPS_PLACE_OOB, "MTD_OPS_PLACE_OOB" }, + { MTD_OPS_AUTO_OOB, "MTD_OPS_AUTO_OOB" }, + { MTD_OPS_RAW, "MTD_OPS_RAW" }, + { 0, NULL }, +}; + +static const struct xlat mtd_type_options[] = { + { MTD_ABSENT, "MTD_ABSENT" }, + { MTD_RAM, "MTD_RAM" }, + { MTD_ROM, "MTD_ROM" }, + { MTD_NORFLASH, "MTD_NORFLASH" }, + { MTD_NANDFLASH, "MTD_NANDFLASH" }, + { MTD_DATAFLASH, "MTD_DATAFLASH" }, + { MTD_UBIVOLUME, "MTD_UBIVOLUME" }, + { MTD_MLCNANDFLASH, "MTD_MLCNANDFLASH" }, + { 0, NULL }, +}; + +static const struct xlat mtd_flags_options[] = { + { MTD_WRITEABLE, "MTD_WRITEABLE" }, + { MTD_BIT_WRITEABLE, "MTD_BIT_WRITEABLE" }, + { MTD_NO_ERASE, "MTD_NO_ERASE" }, + { MTD_POWERUP_LOCK, "MTD_POWERUP_LOCK" }, + { 0, NULL }, +}; + +static const struct xlat mtd_otp_options[] = { + { MTD_OTP_OFF, "MTD_OTP_OFF" }, + { MTD_OTP_FACTORY, "MTD_OTP_FACTORY" }, + { MTD_OTP_USER, "MTD_OTP_USER" }, + { 0, NULL }, +}; + +static const struct xlat mtd_nandecc_options[] = { + { MTD_NANDECC_OFF, "MTD_NANDECC_OFF" }, + { MTD_NANDECC_PLACE, "MTD_NANDECC_PLACE" }, + { MTD_NANDECC_AUTOPLACE, "MTD_NANDECC_AUTOPLACE" }, + { MTD_NANDECC_PLACEONLY, "MTD_NANDECC_PLACEONLY" }, + { MTD_NANDECC_AUTOPL_USR, "MTD_NANDECC_AUTOPL_USR" }, + { 0, NULL }, +}; + +int mtd_ioctl(struct tcb *tcp, long code, long arg) +{ + struct mtd_info_user minfo; + struct erase_info_user einfo; + struct erase_info_user64 einfo64; + struct mtd_oob_buf mbuf; + struct mtd_oob_buf64 mbuf64; + struct region_info_user rinfo; + struct otp_info oinfo; + struct mtd_ecc_stats estat; + struct mtd_write_req mreq; + struct nand_oobinfo ninfo; + struct nand_ecclayout_user nlay; + int i, j; + + if (entering(tcp)) + return 0; + + switch (code) { + + case MEMGETINFO: + if (!verbose(tcp) || umove(tcp, arg, &minfo) < 0) + return 0; + + tprints(", {type="); + printxval(mtd_type_options, minfo.type, "MTD_???"); + tprints(", flags="); + printflags(mtd_flags_options, minfo.flags, "MTD_???"); + tprintf(", size=%#" PRIx32 ", erasesize=%#" PRIx32, + minfo.size, minfo.erasesize); + tprintf(", writesize=%#" PRIx32 ", oobsize=%#" PRIx32, + minfo.writesize, minfo.oobsize); + tprintf(", padding=%#" PRIx64 "}", + (uint64_t) minfo.padding); + return 1; + + case MEMERASE: + case MEMLOCK: + case MEMUNLOCK: + case MEMISLOCKED: + if (!verbose(tcp) || umove(tcp, arg, &einfo) < 0) + return 0; + + tprintf(", {start=%#" PRIx32 ", length=%#" PRIx32 "}", + einfo.start, einfo.length); + return 1; + + case MEMERASE64: + if (!verbose(tcp) || umove(tcp, arg, &einfo64) < 0) + return 0; + + tprintf(", {start=%#" PRIx64 ", length=%#" PRIx64 "}", + (uint64_t) einfo64.start, (uint64_t) einfo64.length); + return 1; + + case MEMWRITEOOB: + case MEMREADOOB: + if (!verbose(tcp) || umove(tcp, arg, &mbuf) < 0) + return 0; + + tprintf(", {start=%#" PRIx32 ", length=%#" PRIx32 ", ptr=...}", + mbuf.start, mbuf.length); + return 1; + + case MEMWRITEOOB64: + case MEMREADOOB64: + if (!verbose(tcp) || umove(tcp, arg, &mbuf64) < 0) + return 0; + + tprintf(", {start=%#" PRIx64 ", length=%#" PRIx64 ", ptr=...}", + (uint64_t) mbuf64.start, (uint64_t) mbuf64.length); + return 1; + + case MEMGETREGIONINFO: + if (!verbose(tcp) || umove(tcp, arg, &rinfo) < 0) + return 0; + + tprintf(", {offset=%#" PRIx32 ", erasesize=%#" PRIx32, + rinfo.offset, rinfo.erasesize); + tprintf(", numblocks=%#" PRIx32 ", regionindex=%#" PRIx32 "}", + rinfo.numblocks, rinfo.regionindex); + return 1; + + case MEMGETOOBSEL: + if (!verbose(tcp) || umove(tcp, arg, &ninfo) < 0) + return 0; + + tprints(", {useecc="); + printxval(mtd_nandecc_options, ninfo.useecc, "MTD_NANDECC_???"); + tprintf(", eccbytes=%#" PRIx32, ninfo.eccbytes); + + tprints(", oobfree={"); + for (i = 0; i < ARRAY_SIZE(ninfo.oobfree); ++i) { + if (i) + tprints("}, "); + tprints("{"); + for (j = 0; j < ARRAY_SIZE(ninfo.oobfree[0]); ++j) { + if (j) + tprints(", "); + tprintf("%#" PRIx32, ninfo.oobfree[i][j]); + } + } + + tprints("}}, eccpos={"); + for (i = 0; i < ARRAY_SIZE(ninfo.eccpos); ++i) { + if (i) + tprints(", "); + tprintf("%#" PRIx32, ninfo.eccpos[i]); + } + + tprints("}"); + return 1; + + case OTPGETREGIONINFO: + case OTPLOCK: + if (!verbose(tcp) || umove(tcp, arg, &oinfo) < 0) + return 0; + + tprintf(", {start=%#" PRIx32 ", length=%#" PRIx32 ", locked=%" PRIu32 "}", + oinfo.start, oinfo.length, oinfo.locked); + return 1; + + case ECCGETLAYOUT: + if (!verbose(tcp) || umove(tcp, arg, &nlay) < 0) + return 0; + + tprintf(", {eccbytes=%#" PRIx32 ", eccpos={", nlay.eccbytes); + for (i = 0; i < ARRAY_SIZE(nlay.eccpos); ++i) { + if (i) + tprints(", "); + tprintf("%#" PRIx32, nlay.eccpos[i]); + } + tprintf("}, oobavail=%#" PRIx32 ", oobfree={", nlay.oobavail); + for (i = 0; i < ARRAY_SIZE(nlay.oobfree); ++i) { + if (i) + tprints(", "); + tprintf("{offset=%#" PRIx32 ", length=%#" PRIx32 "}", + nlay.oobfree[i].offset, nlay.oobfree[i].length); + } + tprints("}"); + return 1; + + case ECCGETSTATS: + if (!verbose(tcp) || umove(tcp, arg, &estat) < 0) + return 0; + + tprintf(", {corrected=%#" PRIx32 ", failed=%#" PRIx32, + estat.corrected, estat.failed); + tprintf(", badblocks=%#" PRIx32 ", bbtblocks=%#" PRIx32 "}", + estat.badblocks, estat.bbtblocks); + return 1; + + case MEMWRITE: + if (!verbose(tcp) || umove(tcp, arg, &mreq) < 0) + return 0; + + tprintf(", {start=%#" PRIx64 ", len=%#" PRIx64, + (uint64_t) mreq.start, (uint64_t) mreq.len); + tprintf(", ooblen=%#" PRIx64 ", usr_data=%#" PRIx64, + (uint64_t) mreq.ooblen, (uint64_t) mreq.usr_data); + tprintf(", usr_oob=%#" PRIx64 ", mode=", + (uint64_t) mreq.usr_oob); + printxval(mtd_mode_options, mreq.mode, "MTD_OPS_???"); + tprints(", padding=...}"); + return 1; + + case OTPSELECT: + if (!verbose(tcp) || umove(tcp, arg, &i) < 0) + return 0; + + tprints(", ["); + printxval(mtd_otp_options, i, "MTD_OTP_???"); + tprints("]"); + return 1; + + case MEMGETBADBLOCK: + case MEMSETBADBLOCK: + if (!verbose(tcp)) + return 0; + + tprints(", "); + print_loff_t(tcp, arg); + return 1; + + case OTPGETREGIONCOUNT: + if (!verbose(tcp) || umove(tcp, arg, &i) < 0) + return 0; + + tprintf(", [%i]", i); + return 1; + + case MTDFILEMODE: + /* XXX: process return value as enum mtd_file_modes */ + + case MEMGETREGIONCOUNT: + /* These ones take simple args, so let default printer handle it */ + + default: + return 0; + } +} |