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-rw-r--r--nvme-lightnvm.c700
1 files changed, 0 insertions, 700 deletions
diff --git a/nvme-lightnvm.c b/nvme-lightnvm.c
deleted file mode 100644
index d81fac6..0000000
--- a/nvme-lightnvm.c
+++ /dev/null
@@ -1,700 +0,0 @@
-/*
- * lightnvm.c -- LightNVM NVMe integration.
- *
- * Copyright (c) 2016, CNEX Labs.
- *
- * Written by Matias Bjoerling <matias@cnexlabs.com>
- *
- * 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 Street, Fifth Floor, Boston, MA 02110-1301, USA.
- */
-
-#include <stdlib.h>
-#include <stdio.h>
-#include <unistd.h>
-#include <fcntl.h>
-#include <sys/stat.h>
-#include <sys/ioctl.h>
-#include <string.h>
-#include <errno.h>
-#include <inttypes.h>
-
-#include "nvme-lightnvm.h"
-#include "nvme-print.h"
-#include "nvme-ioctl.h"
-
-static int lnvm_open(void)
-{
- char dev[FILENAME_MAX] = NVM_CTRL_FILE;
- int fd;
-
- fd = open(dev, O_WRONLY);
- if (fd < 0) {
- printf("Failed to open LightNVM mgmt interface\n");
- perror(dev);
- return fd;
- }
-
- return fd;
-}
-
-static void lnvm_close(int fd)
-{
- close(fd);
-}
-
-int lnvm_do_init(char *dev, char *mmtype)
-{
- struct nvm_ioctl_dev_init init;
- int fd, ret;
-
- fd = lnvm_open();
- if (fd < 0)
- return fd;
-
- memset(&init, 0, sizeof(struct nvm_ioctl_dev_init));
- strncpy(init.dev, dev, DISK_NAME_LEN - 1);
- strncpy(init.mmtype, mmtype, NVM_MMTYPE_LEN - 1);
-
- ret = ioctl(fd, NVM_DEV_INIT, &init);
- switch (errno) {
- case EINVAL:
- printf("Initialization failed.\n");
- break;
- case EEXIST:
- printf("Device has already been initialized.\n");
- break;
- case 0:
- break;
- default:
- printf("Unknown error occurred (%d)\n", errno);
- break;
- }
-
- lnvm_close(fd);
-
- return ret;
-}
-
-int lnvm_do_list_devices(void)
-{
- struct nvm_ioctl_get_devices devs;
- int fd, ret, i;
-
- fd = lnvm_open();
- if (fd < 0)
- return fd;
-
- ret = ioctl(fd, NVM_GET_DEVICES, &devs);
- if (ret) {
- lnvm_close(fd);
- return ret;
- }
-
- printf("Number of devices: %u\n", devs.nr_devices);
- printf("%-12s\t%-12s\tVersion\n", "Device", "Block manager");
-
- for (i = 0; i < devs.nr_devices && i < 31; i++) {
- struct nvm_ioctl_device_info *info = &devs.info[i];
-
- printf("%-12s\t%-12s\t(%u,%u,%u)\n", info->devname, info->bmname,
- info->bmversion[0], info->bmversion[1],
- info->bmversion[2]);
- }
-
- lnvm_close(fd);
-
- return 0;
-}
-
-int lnvm_do_info(void)
-{
- struct nvm_ioctl_info c;
- int fd, ret, i;
-
- fd = lnvm_open();
- if (fd < 0)
- return fd;
-
- memset(&c, 0, sizeof(struct nvm_ioctl_info));
- ret = ioctl(fd, NVM_INFO, &c);
- if (ret) {
- lnvm_close(fd);
- return ret;
- }
-
- printf("LightNVM (%u,%u,%u). %u target type(s) registered.\n",
- c.version[0], c.version[1], c.version[2], c.tgtsize);
- printf("Type\tVersion\n");
-
- for (i = 0; i < c.tgtsize; i++) {
- struct nvm_ioctl_info_tgt *tgt = &c.tgts[i];
-
- printf("%s\t(%u,%u,%u)\n",
- tgt->tgtname, tgt->version[0], tgt->version[1],
- tgt->version[2]);
- }
-
- lnvm_close(fd);
- return 0;
-}
-
-int lnvm_do_create_tgt(char *devname, char *tgtname, char *tgttype,
- int lun_begin, int lun_end,
- int over_prov, int flags)
-{
- struct nvm_ioctl_create c;
- int fd, ret;
-
- fd = lnvm_open();
- if (fd < 0)
- return fd;
-
- strncpy(c.dev, devname, DISK_NAME_LEN - 1);
- strncpy(c.tgtname, tgtname, DISK_NAME_LEN - 1);
- strncpy(c.tgttype, tgttype, NVM_TTYPE_NAME_MAX - 1);
- c.flags = flags;
-
- /* Fall back into simple IOCTL version if no extended attributes used */
- if (over_prov != -1) {
- c.conf.type = NVM_CONFIG_TYPE_EXTENDED;
- c.conf.e.lun_begin = lun_begin;
- c.conf.e.lun_end = lun_end;
- c.conf.e.over_prov = over_prov;
- } else {
- c.conf.type = NVM_CONFIG_TYPE_SIMPLE;
- c.conf.s.lun_begin = lun_begin;
- c.conf.s.lun_end = lun_end;
- }
-
- ret = ioctl(fd, NVM_DEV_CREATE, &c);
- if (ret)
- fprintf(stderr, "Creation of target failed. Please see dmesg.\n");
-
- lnvm_close(fd);
- return ret;
-}
-
-int lnvm_do_remove_tgt(char *tgtname)
-{
- struct nvm_ioctl_remove c;
- int fd, ret;
-
- fd = lnvm_open();
- if (fd < 0)
- return fd;
-
- strncpy(c.tgtname, tgtname, DISK_NAME_LEN - 1);
- c.flags = 0;
-
- ret = ioctl(fd, NVM_DEV_REMOVE, &c);
- if (ret)
- fprintf(stderr, "Remove of target failed. Please see dmesg.\n");
-
- lnvm_close(fd);
- return ret;
-}
-
-int lnvm_do_factory_init(char *devname, int erase_only_marked,
- int clear_host_marks,
- int clear_bb_marks)
-{
- struct nvm_ioctl_dev_factory fact;
- int fd, ret;
-
- fd = lnvm_open();
- if (fd < 0)
- return fd;
-
- memset(&fact, 0, sizeof(struct nvm_ioctl_dev_factory));
-
- strncpy(fact.dev, devname, DISK_NAME_LEN - 1);
- if (erase_only_marked)
- fact.flags |= NVM_FACTORY_ERASE_ONLY_USER;
- if (clear_host_marks)
- fact.flags |= NVM_FACTORY_RESET_HOST_BLKS;
- if (clear_bb_marks)
- fact.flags |= NVM_FACTORY_RESET_GRWN_BBLKS;
-
- ret = ioctl(fd, NVM_DEV_FACTORY, &fact);
- switch (errno) {
- case EINVAL:
- fprintf(stderr, "Factory reset failed.\n");
- break;
- case 0:
- break;
- default:
- fprintf(stderr, "Unknown error occurred (%d)\n", errno);
- break;
- }
-
- lnvm_close(fd);
- return ret;
-}
-
-static void show_lnvm_id_grp(void *t, int human)
-{
- struct nvme_nvm_id12_group *grp = t;
- uint32_t mpos = (uint32_t)le32_to_cpu(grp->mpos);
- uint32_t mccap = (uint32_t)le32_to_cpu(grp->mccap);
-
- printf(" mtype : %d\n", grp->mtype);
- if (human) {
- if (grp->mtype == LNVM_IDFY_GRP_MTYPE_NAND)
- printf(" NAND Flash Memory\n");
- else
- printf(" Reserved\n");
- }
- printf(" fmtype : %d\n", grp->fmtype);
- if (human) {
- if (grp->fmtype == LNVM_IDFY_GRP_FMTYPE_SLC)
- printf(" Single bit Level Cell flash (SLC)\n");
- else if (grp->fmtype == LNVM_IDFY_GRP_FMTYPE_MLC)
- printf(" Two bit Level Cell flash (MLC)\n");
- else if (grp->fmtype == LNVM_IDFY_GRP_FMTYPE_TLC)
- printf(" Three bit Level Cell flash (TLC)\n");
- else
- printf(" Reserved\n");
- }
- printf(" chnls : %d\n", grp->num_ch);
- printf(" luns : %d\n", grp->num_lun);
- printf(" plns : %d\n", grp->num_pln);
- printf(" blks : %d\n", (uint16_t)le16_to_cpu(grp->num_blk));
- printf(" pgs : %d\n", (uint16_t)le16_to_cpu(grp->num_pg));
- printf(" fpg_sz : %d\n", (uint16_t)le16_to_cpu(grp->fpg_sz));
- printf(" csecs : %d\n", (uint16_t)le16_to_cpu(grp->csecs));
- printf(" sos : %d\n", (uint16_t)le16_to_cpu(grp->sos));
- printf(" trdt : %d\n", (uint32_t)le32_to_cpu(grp->trdt));
- printf(" trdm : %d\n", (uint32_t)le32_to_cpu(grp->trdm));
- printf(" tprt : %d\n", (uint32_t)le32_to_cpu(grp->tprt));
- printf(" tprm : %d\n", (uint32_t)le32_to_cpu(grp->tprm));
- printf(" tbet : %d\n", (uint32_t)le32_to_cpu(grp->tbet));
- printf(" tbem : %d\n", (uint32_t)le32_to_cpu(grp->tbem));
- printf(" mpos : %#x\n", mpos);
- if (human) {
- if (mpos & (1 << LNVM_IDFY_GRP_MPOS_SNGL_PLN_RD))
- printf(" [0]: Single plane read\n");
- if (mpos & (1 << LNVM_IDFY_GRP_MPOS_DUAL_PLN_RD))
- printf(" [1]: Dual plane read\n");
- if (mpos & (1 << LNVM_IDFY_GRP_MPOS_QUAD_PLN_RD))
- printf(" [2]: Quad plane read\n");
- if (mpos & (1 << LNVM_IDFY_GRP_MPOS_SNGL_PLN_PRG))
- printf(" [8]: Single plane program\n");
- if (mpos & (1 << LNVM_IDFY_GRP_MPOS_DUAL_PLN_PRG))
- printf(" [9]: Dual plane program\n");
- if (mpos & (1 << LNVM_IDFY_GRP_MPOS_QUAD_PLN_PRG))
- printf(" [10]: Quad plane program\n");
- if (mpos & (1 << LNVM_IDFY_GRP_MPOS_SNGL_PLN_ERS))
- printf(" [16]: Single plane erase\n");
- if (mpos & (1 << LNVM_IDFY_GRP_MPOS_DUAL_PLN_ERS))
- printf(" [17]: Dual plane erase\n");
- if (mpos & (1 << LNVM_IDFY_GRP_MPOS_QUAD_PLN_ERS))
- printf(" [18]: Quad plane erase\n");
- }
- printf(" mccap : %#x\n", mccap);
- if (human) {
- if (mccap & (1 << LNVM_IDFY_GRP_MCCAP_SLC))
- printf(" [0]: SLC mode\n");
- if (mccap & (1 << LNVM_IDFY_GRP_MCCAP_CMD_SUSP))
- printf(" [1]: Command suspension\n");
- if (mccap & (1 << LNVM_IDFY_GRP_MCCAP_SCRAMBLE))
- printf(" [2]: Scramble\n");
- if (mccap & (1 << LNVM_IDFY_GRP_MCCAP_ENCRYPT))
- printf(" [3]: Encryption\n");
- }
- printf(" cpar : %#x\n", (uint16_t)le16_to_cpu(grp->cpar));
-
-}
-
-static void show_lnvm_ppaf(struct nvme_nvm_addr_format *ppaf)
-{
- printf("ppaf :\n");
- printf(" ch offs : %d ch bits : %d\n",
- ppaf->ch_offset, ppaf->ch_len);
- printf(" lun offs: %d lun bits : %d\n",
- ppaf->lun_offset, ppaf->lun_len);
- printf(" pl offs : %d pl bits : %d\n",
- ppaf->pln_offset, ppaf->pln_len);
- printf(" blk offs: %d blk bits : %d\n",
- ppaf->blk_offset, ppaf->blk_len);
- printf(" pg offs : %d pg bits : %d\n",
- ppaf->pg_offset, ppaf->pg_len);
- printf(" sec offs: %d sec bits : %d\n",
- ppaf->sect_offset, ppaf->sect_len);
-}
-
-static void show_lnvm_id12_ns(void *t, unsigned int flags)
-{
- int i;
- int human = flags & VERBOSE;
- struct nvme_nvm_id12 *id = t;
-
- uint32_t cap = (uint32_t) le32_to_cpu(id->cap);
- uint32_t dom = (uint32_t) le32_to_cpu(id->dom);
- uint32_t cgrps = id->cgrps;
-
- if (id->cgrps > 4) {
- fprintf(stderr, "invalid identify geometry returned\n");
- return;
- }
-
- printf("verid : %#x\n", id->ver_id);
- printf("vmnt : %#x\n", id->vmnt);
- if (human) {
- if (!id->vmnt)
- printf(" Generic/Enable opcodes as found in this spec.");
- else
- printf(" Reserved/Reserved for future opcode configurations");
- }
- printf("\n");
- printf("cgrps : %d\n", id->cgrps);
- printf("cap : %#x\n", cap);
- if (human) {
- if (cap & (1 << LNVM_IDFY_CAP_BAD_BLK_TBL_MGMT))
- printf(" [0]: Bad block table management\n");
- if (cap & (1 << LNVM_IDFY_CAP_HYBRID_CMD_SUPP))
- printf(" [1]: Hybrid command support\n");
- }
- printf("dom : %#x\n", dom);
- if (human) {
- if (dom & (1 << LNVM_IDFY_DOM_HYBRID_MODE))
- printf(" [0]: Hybrid mode (L2P MAP is in device)\n");
- if (dom & (1 << LNVM_IDFY_DOM_ECC_MODE))
- printf(" [1]: Error Code Correction(ECC) mode\n");
- }
- show_lnvm_ppaf(&id->ppaf);
-
- for (i = 0; i < cgrps; i++) {
- printf("grp : %d\n", i);
- show_lnvm_id_grp((void *)&id->groups[i], human);
- }
-}
-
-static void show_lnvm_id20_ns(struct nvme_nvm_id20 *id, unsigned int flags)
-{
- int human = flags & VERBOSE;
- uint32_t mccap = (uint32_t) le32_to_cpu(id->mccap);
-
- printf("ver_major : %#x\n", id->mjr);
- printf("ver_minor : %#x\n", id->mnr);
-
- printf("mccap : %#x\n", mccap);
- if (human) {
- if (mccap & (1 << LNVM_IDFY_CAP_VCOPY))
- printf(" [0]: Vector copy support\n");
- if (mccap & (1 << LNVM_IDFY_CAP_MRESETS))
- printf(" [1]: Multiple resets support\n");
- }
- printf("wit : %d\n", id->wit);
-
- printf("lba format\n");
- printf(" grp len : %d\n", id->lbaf.grp_len);
- printf(" pu len : %d\n", id->lbaf.pu_len);
- printf(" chk len : %d\n", id->lbaf.chk_len);
- printf(" clba len : %d\n", id->lbaf.lba_len);
-
- printf("geometry\n");
- printf(" num_grp : %d\n", le16_to_cpu(id->num_grp));
- printf(" num_pu : %d\n", le16_to_cpu(id->num_pu));
- printf(" num_chk : %d\n", le32_to_cpu(id->num_chk));
- printf(" clba : %d\n", le32_to_cpu(id->clba));
- printf("write req\n");
- printf(" ws_min : %d\n", le32_to_cpu(id->ws_min));
- printf(" ws_opt : %d\n", le32_to_cpu(id->ws_opt));
- printf(" mw_cunits : %d\n", le32_to_cpu(id->mw_cunits));
- printf(" maxoc : %d\n", le32_to_cpu(id->maxoc));
- printf(" maxocpu : %d\n", le32_to_cpu(id->maxocpu));
- printf("perf metrics\n");
- printf(" trdt (ns) : %d\n", le32_to_cpu(id->trdt));
- printf(" trdm (ns) : %d\n", le32_to_cpu(id->trdm));
- printf(" twrt (ns) : %d\n", le32_to_cpu(id->twrt));
- printf(" twrm (ns) : %d\n", le32_to_cpu(id->twrm));
- printf(" tcrst (ns) : %d\n", le32_to_cpu(id->tcrst));
- printf(" tcrsm (ns) : %d\n", le32_to_cpu(id->tcrsm));
-}
-
-static void show_lnvm_id_ns(struct nvme_nvm_id *id, unsigned int flags)
-{
- switch (id->ver_id) {
- case 1:
- show_lnvm_id12_ns((void *) id, flags);
- break;
- case 2:
- show_lnvm_id20_ns((void *) id, flags);
- break;
- default:
- fprintf(stderr, "Version %d not supported.\n",
- id->ver_id);
- }
-}
-
-int lnvm_get_identity(int fd, int nsid, struct nvme_nvm_id *nvm_id)
-{
- struct nvme_admin_cmd cmd = {
- .opcode = nvme_nvm_admin_identity,
- .nsid = nsid,
- .addr = (__u64)(uintptr_t)nvm_id,
- .data_len = sizeof(struct nvme_nvm_id),
- };
-
- return nvme_submit_passthru(fd, NVME_IOCTL_ADMIN_CMD, &cmd);
-}
-
-int lnvm_do_id_ns(int fd, int nsid, unsigned int flags)
-{
- struct nvme_nvm_id nvm_id;
- int err;
-
- err = lnvm_get_identity(fd, nsid, &nvm_id);
- if (!err) {
- if (flags & BINARY)
- d_raw((unsigned char *)&nvm_id, sizeof(nvm_id));
- else
- show_lnvm_id_ns(&nvm_id, flags);
- } else if (err > 0)
- fprintf(stderr, "NVMe Status:%s(%x) NSID:%d\n",
- nvme_status_to_string(err), err, nsid);
- return err;
-}
-
-static inline const char *print_chunk_state(__u8 cs)
-{
- switch (cs) {
- case 1 << 0: return "FREE";
- case 1 << 1: return "CLOSED";
- case 1 << 2: return "OPEN";
- case 1 << 3: return "OFFLINE";
- default: return "UNKNOWN";
- }
-}
-
-static inline const char *print_chunk_type(__u8 ct)
-{
- switch (ct & 0xF) {
- case 1 << 0: return "SEQWRITE_REQ";
- case 1 << 1: return "RANDWRITE_ALLOWED";
- default: return "UNKNOWN";
- }
-}
-
-static inline const char *print_chunk_attr(__u8 ct)
-{
- switch (ct & 0xF0) {
- case 1 << 4: return "DEVIATED";
- default: return "NONE";
- }
-}
-
-static void show_lnvm_chunk_log(struct nvme_nvm_chunk_desc *chunk_log,
- __u32 data_len)
-{
- int nr_entry = data_len / sizeof(struct nvme_nvm_chunk_desc);
- int idx;
-
- printf("Total chunks in namespace: %d\n", nr_entry);
- for (idx = 0; idx < nr_entry; idx++) {
- struct nvme_nvm_chunk_desc *desc = &chunk_log[idx];
-
- printf(" [%5d] { ", idx);
- printf("SLBA: 0x%016"PRIx64, le64_to_cpu(desc->slba));
- printf(", WP: 0x%016"PRIx64, le64_to_cpu(desc->wp));
- printf(", CNLB: 0x%016"PRIx64, le64_to_cpu(desc->cnlb));
- printf(", State: %-8s", print_chunk_state(desc->cs));
- printf(", Type: %-20s", print_chunk_type(desc->ct));
- printf(", Attr: %-8s", print_chunk_attr(desc->ct));
- printf(", WLI: %4d }\n", desc->wli);
- }
-}
-
-int lnvm_do_chunk_log(int fd, __u32 nsid, __u32 data_len, void *data,
- unsigned int flags)
-{
- int err;
-
- err = nvme_get_log13(fd, nsid, NVM_LID_CHUNK_INFO, 0, 0, 0,
- false, data_len, data);
- if (err > 0) {
- fprintf(stderr, "NVMe Status:%s(%x) NSID:%d\n",
- nvme_status_to_string(err), err, nsid);
-
- goto out;
- } else if (err < 0) {
- err = -errno;
- perror("nvme_get_log13");
-
- goto out;
- }
-
- if (flags & BINARY)
- d_raw(data, data_len);
- else
- show_lnvm_chunk_log(data, data_len);
-
-out:
- return err;
-}
-
-static void show_lnvm_bbtbl(struct nvme_nvm_bb_tbl *tbl)
-{
- printf("verid : %#x\n", (uint16_t)le16_to_cpu(tbl->verid));
- printf("tblks : %d\n", (uint32_t)le32_to_cpu(tbl->tblks));
- printf("tfact : %d\n", (uint32_t)le32_to_cpu(tbl->tfact));
- printf("tgrown : %d\n", (uint32_t)le32_to_cpu(tbl->tgrown));
- printf("tdresv : %d\n", (uint32_t)le32_to_cpu(tbl->tdresv));
- printf("thresv : %d\n", (uint32_t)le32_to_cpu(tbl->thresv));
- printf("Use raw output to retrieve table.\n");
-}
-
-static int __lnvm_do_get_bbtbl(int fd, struct nvme_nvm_id12 *id,
- struct ppa_addr ppa,
- unsigned int flags)
-{
- struct nvme_nvm_id12_group *grp = &id->groups[0];
- int bbtblsz = ((uint16_t)le16_to_cpu(grp->num_blk) * grp->num_pln);
- int bufsz = bbtblsz + sizeof(struct nvme_nvm_bb_tbl);
- struct nvme_nvm_bb_tbl *bbtbl;
- int err;
-
- bbtbl = calloc(1, bufsz);
- if (!bbtbl)
- return -ENOMEM;
-
- struct nvme_nvm_getbbtbl cmd = {
- .opcode = nvme_nvm_admin_get_bb_tbl,
- .nsid = cpu_to_le32(1),
- .addr = (__u64)(uintptr_t)bbtbl,
- .data_len = bufsz,
- .ppa = cpu_to_le64(ppa.ppa),
- };
- void *tmp = &cmd;
- struct nvme_passthru_cmd *nvme_cmd = tmp;
-
- err = nvme_submit_passthru(fd, NVME_IOCTL_ADMIN_CMD, nvme_cmd);
- if (err > 0) {
- fprintf(stderr, "NVMe Status:%s(%x)\n",
- nvme_status_to_string(err), err);
- free(bbtbl);
- return err;
- }
-
- if (flags & BINARY)
- d_raw((unsigned char *)&bbtbl->blk, bbtblsz);
- else {
- printf("LightNVM Bad Block Stats:\n");
- show_lnvm_bbtbl(bbtbl);
- }
-
- free(bbtbl);
- return 0;
-}
-
-int lnvm_do_get_bbtbl(int fd, int nsid, int lunid, int chid, unsigned int flags)
-{
- struct nvme_nvm_id12 nvm_id;
- struct ppa_addr ppa;
- int err;
- void *tmp = &nvm_id;
-
- err = lnvm_get_identity(fd, nsid, (struct nvme_nvm_id *)tmp);
- if (err) {
- fprintf(stderr, "NVMe Status:%s(%x)\n",
- nvme_status_to_string(err), err);
- return err;
- }
-
- if (nvm_id.ver_id != 1) {
- fprintf(stderr, "Get bad block table not supported on version %d\n",
- nvm_id.ver_id);
- return -EINVAL;
- }
-
- if (chid >= nvm_id.groups[0].num_ch ||
- lunid >= nvm_id.groups[0].num_lun) {
- fprintf(stderr, "Out of bound channel id or LUN id\n");
- return -EINVAL;
- }
-
- ppa.ppa = 0;
- ppa.g.lun = lunid;
- ppa.g.ch = chid;
-
- ppa = generic_to_dev_addr(&nvm_id.ppaf, ppa);
-
- return __lnvm_do_get_bbtbl(fd, &nvm_id, ppa, flags);
-}
-
-static int __lnvm_do_set_bbtbl(int fd, struct ppa_addr ppa, __u8 value)
-{
- int err;
-
- struct nvme_nvm_setbbtbl cmd = {
- .opcode = nvme_nvm_admin_set_bb_tbl,
- .nsid = cpu_to_le32(1),
- .ppa = cpu_to_le64(ppa.ppa),
- .nlb = cpu_to_le16(0),
- .value = value,
- };
- void *tmp = &cmd;
- struct nvme_passthru_cmd *nvme_cmd = tmp;
-
- err = nvme_submit_passthru(fd, NVME_IOCTL_ADMIN_CMD, nvme_cmd);
- if (err > 0) {
- fprintf(stderr, "NVMe Status:%s(%x)\n",
- nvme_status_to_string(err), err);
- return err;
- }
- return 0;
-}
-
-int lnvm_do_set_bbtbl(int fd, int nsid,
- int chid, int lunid, int plnid, int blkid,
- __u8 value)
-{
- struct nvme_nvm_id12 nvm_id;
- struct ppa_addr ppa;
- int err;
- void *tmp = &nvm_id;
-
- err = lnvm_get_identity(fd, nsid, (struct nvme_nvm_id *)tmp);
- if (err) {
- fprintf(stderr, "NVMe Status:%s(%x)\n",
- nvme_status_to_string(err), err);
- return err;
- }
-
- if (nvm_id.ver_id != 1) {
- fprintf(stderr, "Set bad block table not supported on version %d\n",
- nvm_id.ver_id);
- return -EINVAL;
- }
-
- if (chid >= nvm_id.groups[0].num_ch ||
- lunid >= nvm_id.groups[0].num_lun ||
- plnid >= nvm_id.groups[0].num_pln ||
- blkid >= le16_to_cpu(nvm_id.groups[0].num_blk)) {
- fprintf(stderr, "Out of bound channel id, LUN id, plane id, or"\
- "block id\n");
- return -EINVAL;
- }
-
- ppa.ppa = 0;
- ppa.g.lun = lunid;
- ppa.g.ch = chid;
- ppa.g.pl = plnid;
- ppa.g.blk = blkid;
-
- ppa = generic_to_dev_addr(&nvm_id.ppaf, ppa);
-
- return __lnvm_do_set_bbtbl(fd, ppa, value);
-}
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-02 21:45:09 +0000