97 lines
2.7 KiB
C
97 lines
2.7 KiB
C
/*
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* GRUB -- GRand Unified Bootloader
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* Copyright (C) 2010 Free Software Foundation, Inc.
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*
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* GRUB is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* GRUB is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with GRUB. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <grub/types.h>
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#include <grub/misc.h>
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#include <grub/mm.h>
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#include <grub/err.h>
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#include <grub/dl.h>
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#include <grub/command.h>
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#include <grub/cs5536.h>
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#include <grub/i18n.h>
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GRUB_MOD_LICENSE ("GPLv3+");
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static grub_err_t
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grub_cmd_lsspd (grub_command_t cmd __attribute__ ((unused)),
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int argc __attribute__ ((unused)),
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char **args __attribute__ ((unused)))
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{
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grub_pci_device_t dev;
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grub_port_t smbbase;
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int i;
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grub_err_t err;
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if (!grub_cs5536_find (&dev))
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{
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grub_puts_ (N_("No CS5536 found"));
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return GRUB_ERR_NONE;
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}
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grub_printf_ (N_("CS5536 at %d:%d.%d\n"), grub_pci_get_bus (dev),
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grub_pci_get_device (dev), grub_pci_get_function (dev));
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err = grub_cs5536_init_smbus (dev, 0x7fff, &smbbase);
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if (err)
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return err;
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grub_printf_ (N_("System management bus controller I/O space is at 0x%x\n"),
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smbbase);
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for (i = GRUB_SMB_RAM_START_ADDR;
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i < GRUB_SMB_RAM_START_ADDR + GRUB_SMB_RAM_NUM_MAX; i++)
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{
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struct grub_smbus_spd spd;
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grub_memset (&spd, 0, sizeof (spd));
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grub_printf_ (N_("RAM slot number %d\n"), i);
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err = grub_cs5536_read_spd (smbbase, i, &spd);
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if (err)
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{
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grub_print_error ();
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continue;
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}
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grub_printf_ (N_("Written SPD bytes: %d B.\n"), spd.written_size);
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grub_printf_ (N_("Total flash size: %d B.\n"),
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1 << spd.log_total_flash_size);
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if (spd.memory_type == GRUB_SMBUS_SPD_MEMORY_TYPE_DDR2)
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{
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char str[sizeof (spd.ddr2.part_number) + 1];
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grub_puts_ (N_("Memory type: DDR2."));
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grub_memcpy (str, spd.ddr2.part_number,
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sizeof (spd.ddr2.part_number));
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str[sizeof (spd.ddr2.part_number)] = 0;
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grub_printf_ (N_("Part no: %s.\n"), str);
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}
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else
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grub_puts_ (N_("Memory type: Unknown."));
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}
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return GRUB_ERR_NONE;
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}
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static grub_command_t cmd;
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GRUB_MOD_INIT(lsspd)
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{
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cmd = grub_register_command ("lsspd", grub_cmd_lsspd, 0,
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N_("Print Memory information."));
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}
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GRUB_MOD_FINI(lsspd)
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{
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grub_unregister_command (cmd);
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}
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