| /* |
| * Copyright 2012, Google Inc. |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are |
| * met: |
| * |
| * * Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * * 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. |
| * * Neither the name of Google Inc. nor the names of its |
| * contributors may be used to endorse or promote products derived |
| * from this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| * "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 COPYRIGHT |
| * OWNER OR CONTRIBUTORS 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 <errno.h> |
| #include <stdio.h> |
| #include <stdlib.h> |
| #include <string.h> |
| #include <inttypes.h> |
| |
| #include "mosys/kv_pair.h" |
| #include "mosys/log.h" |
| #include "mosys/output.h" |
| #include "mosys/platform.h" |
| |
| #include "lib/nonspd.h" |
| #include "lib/spd.h" |
| |
| static int memory_spd_dump_cmd(struct platform_intf *intf, |
| struct platform_cmd *cmd, int argc, char **argv) |
| { |
| struct spd_device *spd; |
| uint8_t dimm; |
| |
| /* get dimm number from command line */ |
| if (argc < 1) { |
| platform_cmd_usage(cmd); |
| errno = EINVAL; |
| return -1; |
| } |
| |
| if (!intf->cb->memory->spd || !intf->cb->memory->spd->read) { |
| errno = ENOSYS; |
| return -1; |
| } |
| |
| dimm = (uint8_t) strtoul(argv[0], NULL, 0); |
| |
| lprintf(LOG_DEBUG, "memory spd dump %u\n", dimm); |
| |
| spd = new_spd_device(intf, dimm); |
| if (spd == NULL) { |
| lprintf(LOG_ERR, "Failed to read from SPD %u (not present?)\n", |
| dimm); |
| return -1; |
| } |
| |
| print_buffer(&spd->eeprom.data[0], spd->eeprom.length); |
| |
| free(spd); |
| return 0; |
| } |
| |
| static int memory_spd_print_geometry(struct platform_intf *intf, int dimm) |
| { |
| struct kv_pair *kv; |
| struct spd_device *spd; |
| uint8_t *spd_data; |
| int rc; |
| |
| if (!intf->cb->memory->spd || !intf->cb->memory->spd->read) { |
| errno = ENOSYS; |
| return -1; |
| } |
| |
| kv = kv_pair_new(); |
| |
| spd = new_spd_device(intf, dimm); |
| if (spd == NULL) { |
| lprintf(LOG_DEBUG, |
| "Failed to read from SPD %u (not present?)\n", dimm); |
| return 0; /* not an error */ |
| } |
| |
| spd_data = &spd->eeprom.data[0]; |
| |
| kv_pair_fmt(kv, "dimm", "%u", dimm); |
| spd_print_field(intf, kv, spd_data, SPD_GET_SIZE); |
| spd_print_field(intf, kv, spd_data, SPD_GET_RANKS); |
| spd_print_field(intf, kv, spd_data, SPD_GET_WIDTH); |
| |
| rc = kv_pair_print(kv); |
| kv_pair_free(kv); |
| |
| free(spd); |
| return rc; |
| } |
| |
| static int memory_nonspd_print_geometry(struct platform_intf *intf, int dimm) |
| { |
| struct kv_pair *kv; |
| const struct nonspd_mem_info *info; |
| int rc; |
| |
| if (!intf->cb->memory->nonspd_mem_info) { |
| errno = ENOSYS; |
| return -1; |
| } |
| |
| if (intf->cb->memory->nonspd_mem_info(intf, &info) < 0) |
| return -1; |
| |
| kv = kv_pair_new(); |
| |
| kv_pair_fmt(kv, "dimm", "%u", dimm); |
| nonspd_print_field(kv, info, SPD_GET_SIZE); |
| nonspd_print_field(kv, info, SPD_GET_RANKS); |
| nonspd_print_field(kv, info, SPD_GET_WIDTH); |
| |
| rc = kv_pair_print(kv); |
| kv_pair_free(kv); |
| |
| return rc; |
| } |
| |
| static int memory_spd_print_geometry_cmd(struct platform_intf *intf, |
| struct platform_cmd *cmd, |
| int argc, char **argv) |
| { |
| int dimm = 0, last_dimm; |
| |
| if (!intf->cb->memory || !intf->cb->memory->dimm_count) { |
| errno = ENOSYS; |
| return -1; |
| } |
| |
| last_dimm = intf->cb->memory->dimm_count(intf); |
| |
| if (argc) { |
| dimm = strtol(argv[0], NULL, 0); |
| if ((dimm < 0) || (dimm > (last_dimm - 1))) { |
| lprintf(LOG_ERR, "Invalid DIMM: %d\n", dimm); |
| errno = EINVAL; |
| return -1; |
| } |
| if (intf->cb->memory->spd) |
| memory_spd_print_geometry(intf, dimm); |
| else |
| memory_nonspd_print_geometry(intf, dimm); |
| } else { |
| do { |
| if (intf->cb->memory->spd) |
| memory_spd_print_geometry(intf, dimm); |
| else |
| memory_nonspd_print_geometry(intf, dimm); |
| dimm++; |
| } while (dimm < last_dimm); |
| } |
| |
| return 0; |
| } |
| |
| static int memory_spd_print_id(struct platform_intf *intf, int dimm) |
| { |
| struct kv_pair *kv; |
| struct spd_device *spd; |
| uint8_t *spd_data; |
| int rc; |
| |
| if (!intf->cb->memory->spd || !intf->cb->memory->spd->read) { |
| errno = ENOSYS; |
| return -1; |
| } |
| |
| kv = kv_pair_new(); |
| |
| spd = new_spd_device(intf, dimm); |
| if (spd == NULL) { |
| lprintf(LOG_DEBUG, |
| "Failed to read from SPD %u (not present?)\n", dimm); |
| return 0; /* not an error */ |
| } |
| |
| spd_data = &spd->eeprom.data[0]; |
| |
| kv_pair_fmt(kv, "dimm", "%u", dimm); |
| spd_print_field(intf, kv, spd_data, SPD_GET_MFG_ID); |
| spd_print_field(intf, kv, spd_data, SPD_GET_SERIAL_NUMBER); |
| spd_print_field(intf, kv, spd_data, SPD_GET_PART_NUMBER); |
| |
| rc = kv_pair_print(kv); |
| kv_pair_free(kv); |
| |
| free(spd); |
| return rc; |
| } |
| |
| static int memory_nonspd_print_id(struct platform_intf *intf, int dimm) |
| { |
| struct kv_pair *kv; |
| const struct nonspd_mem_info *info; |
| int rc; |
| |
| if (!intf->cb->memory->nonspd_mem_info) { |
| errno = ENOSYS; |
| return -1; |
| } |
| |
| if (intf->cb->memory->nonspd_mem_info(intf, &info) < 0) |
| return -1; |
| |
| kv = kv_pair_new(); |
| |
| kv_pair_fmt(kv, "dimm", "%u", dimm); |
| nonspd_print_field(kv, info, SPD_GET_MFG_ID); |
| nonspd_print_field(kv, info, SPD_GET_SERIAL_NUMBER); |
| nonspd_print_field(kv, info, SPD_GET_PART_NUMBER); |
| |
| rc = kv_pair_print(kv); |
| kv_pair_free(kv); |
| |
| return rc; |
| } |
| |
| static int memory_spd_print_id_cmd(struct platform_intf *intf, |
| struct platform_cmd *cmd, |
| int argc, char **argv) |
| { |
| int dimm = 0, last_dimm; |
| |
| if (!intf->cb->memory || !intf->cb->memory->dimm_count) { |
| errno = ENOSYS; |
| return -1; |
| } |
| |
| last_dimm = intf->cb->memory->dimm_count(intf); |
| |
| if (argc) { |
| dimm = strtol(argv[0], NULL, 0); |
| if ((dimm < 0) || (dimm > (last_dimm - 1))) { |
| lprintf(LOG_ERR, "Invalid DIMM: %d\n", dimm); |
| errno = EINVAL; |
| return -1; |
| } |
| if (intf->cb->memory->spd) |
| memory_spd_print_id(intf, dimm); |
| else |
| memory_nonspd_print_id(intf, dimm); |
| } else { |
| do { |
| if (intf->cb->memory->spd) |
| memory_spd_print_id(intf, dimm); |
| else |
| memory_nonspd_print_id(intf, dimm); |
| dimm++; |
| } while (dimm < last_dimm); |
| } |
| |
| return 0; |
| } |
| |
| static int memory_spd_print_timings(struct platform_intf *intf, int dimm) |
| { |
| struct kv_pair *kv; |
| struct spd_device *spd; |
| uint8_t *spd_data; |
| int rc; |
| |
| if (!intf->cb->memory->spd || !intf->cb->memory->spd->read) { |
| errno = ENOSYS; |
| return -1; |
| } |
| |
| kv = kv_pair_new(); |
| |
| spd = new_spd_device(intf, dimm); |
| if (spd == NULL) { |
| lprintf(LOG_DEBUG, |
| "Failed to read from SPD %u (not present?)\n", dimm); |
| return 0; /* not an error */ |
| } |
| |
| spd_data = &spd->eeprom.data[0]; |
| |
| kv_pair_fmt(kv, "dimm", "%u", dimm); |
| spd_print_field(intf, kv, spd_data, SPD_GET_SPEEDS); |
| |
| rc = kv_pair_print(kv); |
| kv_pair_free(kv); |
| |
| free(spd); |
| return rc; |
| } |
| |
| static int memory_nonspd_print_timings(struct platform_intf *intf, int dimm) |
| { |
| struct kv_pair *kv; |
| const struct nonspd_mem_info *info; |
| int rc; |
| |
| if (!intf->cb->memory->nonspd_mem_info) { |
| errno = ENOSYS; |
| return -1; |
| } |
| |
| if (intf->cb->memory->nonspd_mem_info(intf, &info) < 0) |
| return -1; |
| |
| kv = kv_pair_new(); |
| |
| kv_pair_fmt(kv, "dimm", "%u", dimm); |
| nonspd_print_field(kv, info, SPD_GET_SPEEDS); |
| |
| rc = kv_pair_print(kv); |
| kv_pair_free(kv); |
| |
| return rc; |
| } |
| |
| static int memory_spd_print_timings_cmd(struct platform_intf *intf, |
| struct platform_cmd *cmd, |
| int argc, char **argv) |
| { |
| int dimm = 0, last_dimm; |
| |
| if (!intf->cb->memory || !intf->cb->memory->dimm_count) { |
| errno = ENOSYS; |
| return -1; |
| } |
| |
| last_dimm = intf->cb->memory->dimm_count(intf); |
| |
| if (argc) { |
| dimm = strtol(argv[0], NULL, 0); |
| if ((dimm < 0) || (dimm > (last_dimm - 1))) { |
| lprintf(LOG_ERR, "Invalid DIMM: %d\n", dimm); |
| errno = EINVAL; |
| return -1; |
| } |
| if (intf->cb->memory->spd) |
| memory_spd_print_timings(intf, dimm); |
| else |
| memory_nonspd_print_timings(intf, dimm); |
| } else { |
| do { |
| if (intf->cb->memory->spd) |
| memory_spd_print_timings(intf, dimm); |
| else |
| memory_nonspd_print_timings(intf, dimm); |
| dimm++; |
| } while (dimm < last_dimm); |
| } |
| |
| return 0; |
| } |
| |
| static int memory_spd_print_type(struct platform_intf *intf, int dimm) |
| { |
| struct kv_pair *kv; |
| struct spd_device *spd; |
| uint8_t *spd_data; |
| int rc; |
| |
| if (!intf->cb->memory->spd || !intf->cb->memory->spd->read) { |
| errno = ENOSYS; |
| return -1; |
| } |
| |
| kv = kv_pair_new(); |
| |
| spd = new_spd_device(intf, dimm); |
| if (spd == NULL) { |
| lprintf(LOG_DEBUG, |
| "Failed to read from SPD %u (not present?)\n", dimm); |
| return 0; /* not an error */ |
| } |
| |
| spd_data = &spd->eeprom.data[0]; |
| |
| kv_pair_fmt(kv, "dimm", "%u", dimm); |
| spd_print_field(intf, kv, spd_data, SPD_GET_DRAM_TYPE); |
| spd_print_field(intf, kv, spd_data, SPD_GET_MODULE_TYPE); |
| |
| rc = kv_pair_print(kv); |
| kv_pair_free(kv); |
| |
| free(spd); |
| return rc; |
| } |
| |
| static int memory_nonspd_print_type(struct platform_intf *intf, int dimm) |
| { |
| struct kv_pair *kv; |
| const struct nonspd_mem_info *info; |
| int rc; |
| |
| if (!intf->cb->memory->nonspd_mem_info) { |
| errno = ENOSYS; |
| return -1; |
| } |
| |
| if (intf->cb->memory->nonspd_mem_info(intf, &info) < 0) |
| return -1; |
| |
| kv = kv_pair_new(); |
| kv_pair_fmt(kv, "dimm", "%u", dimm); |
| nonspd_print_field(kv, info, SPD_GET_DRAM_TYPE); |
| nonspd_print_field(kv, info, SPD_GET_MODULE_TYPE); |
| |
| rc = kv_pair_print(kv); |
| kv_pair_free(kv); |
| |
| return rc; |
| } |
| |
| static int memory_spd_print_type_cmd(struct platform_intf *intf, |
| struct platform_cmd *cmd, |
| int argc, char **argv) |
| { |
| int dimm = 0, last_dimm; |
| |
| if (!intf->cb->memory || !intf->cb->memory->dimm_count) { |
| errno = ENOSYS; |
| return -1; |
| } |
| |
| last_dimm = intf->cb->memory->dimm_count(intf); |
| |
| if (argc) { |
| dimm = strtol(argv[0], NULL, 0); |
| if ((dimm < 0) || (dimm > (last_dimm - 1))) { |
| lprintf(LOG_ERR, "Invalid DIMM: %d\n", dimm); |
| errno = EINVAL; |
| return -1; |
| } |
| if (intf->cb->memory->spd) |
| memory_spd_print_type(intf, dimm); |
| else |
| memory_nonspd_print_type(intf, dimm); |
| } else { |
| do { |
| if (intf->cb->memory->spd) |
| memory_spd_print_type(intf, dimm); |
| else |
| memory_nonspd_print_type(intf, dimm); |
| dimm++; |
| } while (dimm < last_dimm); |
| } |
| |
| return 0; |
| } |
| |
| static int memory_spd_print_all_cmd(struct platform_intf *intf, |
| struct platform_cmd *cmd, |
| int argc, char **argv) |
| { |
| int rc = 0, dimm; |
| |
| if (!intf->cb->memory || !intf->cb->memory->dimm_count) { |
| errno = ENOSYS; |
| return -1; |
| } |
| |
| if (argc) { |
| dimm = strtol(argv[0], NULL, 0); |
| if ((dimm < 0) || |
| (dimm > (intf->cb->memory->dimm_count(intf) - 1))) { |
| lprintf(LOG_ERR, "Invalid DIMM: %d\n", dimm); |
| errno = EINVAL; |
| return -1; |
| } |
| } |
| |
| rc |= memory_spd_print_type_cmd(intf, cmd, argc, argv); |
| rc |= memory_spd_print_id_cmd(intf, cmd, argc, argv); |
| rc |= memory_spd_print_geometry_cmd(intf, cmd, argc, argv); |
| rc |= memory_spd_print_timings_cmd(intf, cmd, argc, argv); |
| |
| return rc; |
| } |
| |
| static struct platform_cmd memory_spd_print_cmds[] = { |
| { |
| .name = "geometry", |
| .desc = "Print module geometry and capacity", |
| .usage = "<dimm number>", |
| .type = ARG_TYPE_GETTER, |
| .arg = { .func = memory_spd_print_geometry_cmd } |
| }, |
| { |
| .name = "id", |
| .desc = "Print module ID information", |
| .usage = "<dimm number>", |
| .type = ARG_TYPE_GETTER, |
| .arg = { .func = memory_spd_print_id_cmd } |
| }, |
| { |
| .name = "timings", |
| .desc = "Print module timing capabilities", |
| .usage = "<dimm number>", |
| .type = ARG_TYPE_GETTER, |
| .arg = { .func = memory_spd_print_timings_cmd } |
| }, |
| { |
| .name = "type", |
| .desc = "Print module and dram type information", |
| .usage = "<dimm number>", |
| .type = ARG_TYPE_GETTER, |
| .arg = { .func = memory_spd_print_type_cmd } |
| }, |
| { |
| .name = "all", |
| .desc = "Print all of the above", |
| .usage = "<dimm number>", |
| .type = ARG_TYPE_GETTER, |
| .arg = { .func = memory_spd_print_all_cmd } |
| }, |
| { NULL } |
| }; |
| |
| struct platform_cmd memory_spd_cmds[] = { |
| { |
| .name = "print", |
| .desc = "Print SPD Information", |
| .usage = "<dimm number>", |
| .type = ARG_TYPE_SUB, |
| .arg = { .sub = memory_spd_print_cmds } |
| }, |
| { |
| .name = "dump", |
| .desc = "Dump SPD info as raw binary", |
| .usage = "<dimm number>", |
| .type = ARG_TYPE_GETTER, |
| .arg = { .func = memory_spd_dump_cmd } |
| }, |
| { NULL } |
| }; |