| /* |
| * 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 |
| #if LINUX_VERSION_CODE < KERNEL_VERSION(3, 7, 0) |
| # include "ubi-user.h" |
| #else |
| # include <mtd/ubi-user.h> |
| #endif |
| |
| static const struct xlat mtd_mode_options[] = { |
| XLAT(MTD_OPS_PLACE_OOB), |
| XLAT(MTD_OPS_AUTO_OOB), |
| XLAT(MTD_OPS_RAW), |
| XLAT_END |
| }; |
| |
| static const struct xlat mtd_type_options[] = { |
| XLAT(MTD_ABSENT), |
| XLAT(MTD_RAM), |
| XLAT(MTD_ROM), |
| XLAT(MTD_NORFLASH), |
| XLAT(MTD_NANDFLASH), |
| XLAT(MTD_DATAFLASH), |
| XLAT(MTD_UBIVOLUME), |
| XLAT(MTD_MLCNANDFLASH), |
| XLAT_END |
| }; |
| |
| static const struct xlat mtd_flags_options[] = { |
| XLAT(MTD_WRITEABLE), |
| XLAT(MTD_BIT_WRITEABLE), |
| XLAT(MTD_NO_ERASE), |
| XLAT(MTD_POWERUP_LOCK), |
| XLAT_END |
| }; |
| |
| static const struct xlat mtd_otp_options[] = { |
| XLAT(MTD_OTP_OFF), |
| XLAT(MTD_OTP_FACTORY), |
| XLAT(MTD_OTP_USER), |
| XLAT_END |
| }; |
| |
| static const struct xlat mtd_nandecc_options[] = { |
| XLAT(MTD_NANDECC_OFF), |
| XLAT(MTD_NANDECC_PLACE), |
| XLAT(MTD_NANDECC_AUTOPLACE), |
| XLAT(MTD_NANDECC_PLACEONLY), |
| XLAT(MTD_NANDECC_AUTOPL_USR), |
| XLAT_END |
| }; |
| |
| 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(", [%d]", 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; |
| } |
| } |
| |
| static const struct xlat ubi_volume_types[] = { |
| XLAT(UBI_DYNAMIC_VOLUME), |
| XLAT(UBI_STATIC_VOLUME), |
| XLAT_END |
| }; |
| |
| static const struct xlat ubi_volume_props[] = { |
| XLAT(UBI_VOL_PROP_DIRECT_WRITE), |
| XLAT_END |
| }; |
| |
| int ubi_ioctl(struct tcb *tcp, long code, long arg) |
| { |
| struct ubi_mkvol_req mkvol; |
| struct ubi_rsvol_req rsvol; |
| struct ubi_rnvol_req rnvol; |
| struct ubi_attach_req attach; |
| struct ubi_map_req map; |
| struct ubi_set_vol_prop_req prop; |
| /* 4*(n-1) + 3 for quotes and NUL */ |
| char vol_name[(UBI_MAX_VOLUME_NAME + 1) * 4]; |
| int ret; |
| |
| if (entering(tcp)) |
| return 0; |
| |
| switch (code) { |
| case UBI_IOCMKVOL: |
| if (!verbose(tcp) || umove(tcp, arg, &mkvol) < 0) |
| return 0; |
| |
| tprintf(", {vol_id=%" PRIi32 ", alignment=%" PRIi32 |
| ", bytes=%" PRIi64 ", vol_type=", mkvol.vol_id, |
| mkvol.alignment, (int64_t)mkvol.bytes); |
| printxval(ubi_volume_types, mkvol.vol_type, "UBI_???_VOLUME"); |
| ret = string_quote(mkvol.name, vol_name, -1, |
| CLAMP(mkvol.name_len, 0, UBI_MAX_VOLUME_NAME)); |
| tprintf(", name_len=%" PRIi16 ", name=%s%s", |
| mkvol.name_len, vol_name, ret ? "..." : ""); |
| tprints("}"); |
| return 1; |
| |
| case UBI_IOCRSVOL: |
| if (!verbose(tcp) || umove(tcp, arg, &rsvol) < 0) |
| return 0; |
| |
| tprintf(", {vol_id=%" PRIi32 ", bytes=%" PRIi64 "}", |
| rsvol.vol_id, (int64_t)rsvol.bytes); |
| return 1; |
| |
| case UBI_IOCRNVOL: { |
| __s32 c; |
| |
| if (!verbose(tcp) || umove(tcp, arg, &rnvol) < 0) |
| return 0; |
| |
| tprintf(", {count=%" PRIi32 ", ents=[", rnvol.count); |
| for (c = 0; c < CLAMP(rnvol.count, 0, UBI_MAX_RNVOL); ++c) { |
| if (c) |
| tprints(", "); |
| ret = string_quote(rnvol.ents[c].name, vol_name, -1, |
| CLAMP(rnvol.ents[c].name_len, 0, UBI_MAX_VOLUME_NAME)); |
| tprintf("{vol_id=%" PRIi32 ", name_len=%" PRIi16 |
| ", name=%s%s}", rnvol.ents[c].vol_id, |
| rnvol.ents[c].name_len, vol_name, ret ? "..." : ""); |
| } |
| tprints("]}"); |
| return 1; |
| } |
| |
| case UBI_IOCVOLUP: { |
| __s64 bytes; |
| |
| if (!verbose(tcp) || umove(tcp, arg, &bytes) < 0) |
| return 0; |
| |
| tprintf(", %" PRIi64, (int64_t)bytes); |
| return 1; |
| } |
| |
| case UBI_IOCATT: |
| if (!verbose(tcp) || umove(tcp, arg, &attach) < 0) |
| return 0; |
| |
| tprintf(", {ubi_num=%" PRIi32 ", mtd_num=%" PRIi32 |
| ", vid_hdr_offset=%" PRIi32 |
| ", max_beb_per1024=%" PRIi16 "}", |
| attach.ubi_num, attach.mtd_num, |
| attach.vid_hdr_offset, attach.max_beb_per1024); |
| return 1; |
| |
| case UBI_IOCEBMAP: |
| if (!verbose(tcp) || umove(tcp, arg, &map) < 0) |
| return 0; |
| |
| tprintf(", {lnum=%" PRIi32 ", dtype=%" PRIi8 "}", |
| map.lnum, map.dtype); |
| return 1; |
| |
| case UBI_IOCSETVOLPROP: |
| if (!verbose(tcp) || umove(tcp, arg, &prop) < 0) |
| return 0; |
| |
| tprints(", {property="); |
| printxval(ubi_volume_props, prop.property, "UBI_VOL_PROP_???"); |
| tprintf(", value=%#" PRIx64 "}", (uint64_t)prop.value); |
| return 1; |
| |
| case UBI_IOCRMVOL: |
| case UBI_IOCDET: |
| case UBI_IOCEBER: |
| case UBI_IOCEBCH: |
| case UBI_IOCEBUNMAP: |
| case UBI_IOCEBISMAP: |
| /* These ones take simple args, so let default printer handle it */ |
| |
| default: |
| return 0; |
| } |
| } |