| /* |
| * 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 "mosys/log.h" |
| #include "mosys/platform.h" |
| |
| #include "lib/smbios.h" |
| #include "lib/vpd.h" |
| |
| int google_cr48_vpd_setup(struct platform_intf *intf) |
| { |
| struct smbios_table table; |
| unsigned int rom_base, rom_size; |
| |
| /* |
| * In this example, we'll pretend like there is VPD stored in the |
| * system firmware ROM. The ROM address is given by SMBIOS tables, |
| * though later we may wish to use something more sophisticated that |
| * probes the firmware ROM directly, like Flashrom does. |
| */ |
| if (smbios_find_table(intf, SMBIOS_TYPE_BIOS, 0, &table, |
| SMBIOS_LEGACY_ENTRY_BASE, |
| SMBIOS_LEGACY_ENTRY_LEN) < 0) { |
| lprintf(LOG_INFO, "Unable to calculate VPD address\n"); |
| |
| /* |
| * FIXME: SMBIOS on this platform is a bit wonky at the moment, |
| * so we'll just fake it knowing the firmware ROM is 4MB. |
| */ |
| lprintf(LOG_INFO, "Assuming 4MB firmware ROM\n"); |
| rom_size = 4096 * 1024; |
| } else { |
| rom_size = (table.data.bios.rom_size_64k_blocks + 1) * 64 * 1024; |
| } |
| |
| rom_base = 0xffffffff - rom_size + 1; |
| vpd_rom_base = rom_base; |
| vpd_rom_size = rom_size; |
| |
| return 0; |
| } |
| |
| static char *google_cr48_vpd_get_serial(struct platform_intf *intf) |
| { |
| if (intf->cb->vpd && intf->cb->vpd->system_serial) |
| return intf->cb->vpd->system_serial(intf); |
| else |
| return NULL; |
| |
| } |
| |
| static char *google_cr48_vpd_get_sku(struct platform_intf *intf) |
| { |
| if (intf->cb->vpd && intf->cb->vpd->system_sku) |
| return intf->cb->vpd->system_sku(intf); |
| else |
| return NULL; |
| } |
| |
| |
| static char *google_cr48_vpd_get_google_hwqualid(struct platform_intf *intf) |
| { |
| /* FIXME: noop for now */ |
| return NULL; |
| } |
| |
| struct vpd_cb google_cr48_vpd_cb = { |
| .system_serial = &google_cr48_vpd_get_serial, |
| .system_sku = &google_cr48_vpd_get_sku, |
| .google_hwqualid = &google_cr48_vpd_get_google_hwqualid, |
| }; |