2009-02-14 Christian Franke <franke@computer.org>
* commands/hdparm.c: New file. Provides `hdparm' command which sends ATA commands via grub_disk_ata_pass_through (). * conf/i386-pc.rmk: Add ata_pthru.mod and hdparm.mod. * disk/ata.c: Include <grub/ata.h>. Move <grub/misc.h> and <grub/cpu/io.h> to include/grub/ata.h. (enum grub_ata_addressing_t): Move to include/grub/ata.h. (GRUB_CDROM_SECTOR_SIZE): Remove. (GRUB_ATA_*): Move to include/grub/ata.h. (GRUB_ATAPI_*): Likewise. (enum grub_ata_commands): Likewise. (enum grub_ata_timeout_milliseconds): Likewise. (struct grub_ata_device): Likewise. (grub_ata_regset): Likewise. (grub_ata_regget): Likewise. (grub_ata_regset2): Likewise. (grub_ata_regget2): Likewise. (grub_ata_check_ready): Likewise. (grub_ata_wait_not_busy): Remove static, exported in include/grub/ata.h. (grub_ata_wait_drq): Likewise. (grub_ata_pio_read): Likewise. * disk/ata_pthru.c: New file. Provides grub_ata_pass_through () function for hdparm.mod. * include/grub/ata.h: New file, contains declarations from disk/ata.c. (enum grub_ata_commands): Add new commands for commands/hdparm.c. * include/grub/disk.h (grub_disk_ata_pass_through_parms): New struct. (grub_disk_ata_pass_through): New exported variable. * kern/disk.c (grub_disk_ata_pass_through): New variable.
This commit is contained in:
chrfranke
parent
ac84cfb8f6
commit
9ff516f3eb
10 changed files with 904 additions and 138 deletions
38
ChangeLog
38
ChangeLog
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@ -1,3 +1,41 @@
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2009-02-14 Christian Franke <franke@computer.org>
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* commands/hdparm.c: New file. Provides `hdparm' command
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which sends ATA commands via grub_disk_ata_pass_through ().
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* conf/i386-pc.rmk: Add ata_pthru.mod and hdparm.mod.
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* disk/ata.c: Include <grub/ata.h>. Move <grub/misc.h>
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and <grub/cpu/io.h> to include/grub/ata.h.
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(enum grub_ata_addressing_t): Move to include/grub/ata.h.
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(GRUB_CDROM_SECTOR_SIZE): Remove.
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(GRUB_ATA_*): Move to include/grub/ata.h.
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(GRUB_ATAPI_*): Likewise.
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(enum grub_ata_commands): Likewise.
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(enum grub_ata_timeout_milliseconds): Likewise.
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(struct grub_ata_device): Likewise.
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(grub_ata_regset): Likewise.
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(grub_ata_regget): Likewise.
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(grub_ata_regset2): Likewise.
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(grub_ata_regget2): Likewise.
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(grub_ata_check_ready): Likewise.
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(grub_ata_wait_not_busy): Remove static, exported in
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include/grub/ata.h.
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(grub_ata_wait_drq): Likewise.
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(grub_ata_pio_read): Likewise.
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* disk/ata_pthru.c: New file. Provides grub_ata_pass_through ()
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function for hdparm.mod.
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* include/grub/ata.h: New file, contains declarations from
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disk/ata.c.
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(enum grub_ata_commands): Add new commands for commands/hdparm.c.
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* include/grub/disk.h (grub_disk_ata_pass_through_parms): New struct.
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(grub_disk_ata_pass_through): New exported variable.
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* kern/disk.c (grub_disk_ata_pass_through): New variable.
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2009-02-13 Colin D Bennett <colin@gibibit.com>
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2009-02-13 Colin D Bennett <colin@gibibit.com>
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Support multiple fallback entries, and provide an API to support
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Support multiple fallback entries, and provide an API to support
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3
DISTLIST
3
DISTLIST
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@ -49,6 +49,7 @@ commands/crc.c
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commands/date.c
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commands/date.c
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commands/echo.c
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commands/echo.c
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commands/halt.c
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commands/halt.c
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commands/hdparm.c
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commands/help.c
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commands/help.c
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commands/hexdump.c
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commands/hexdump.c
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commands/loadenv.c
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commands/loadenv.c
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@ -90,6 +91,7 @@ conf/sparc64-ieee1275.rmk
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conf/x86_64-efi.mk
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conf/x86_64-efi.mk
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conf/x86_64-efi.rmk
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conf/x86_64-efi.rmk
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disk/ata.c
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disk/ata.c
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disk/ata_pthru.c
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disk/dmraid_nvidia.c
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disk/dmraid_nvidia.c
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disk/fs_uuid.c
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disk/fs_uuid.c
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disk/host.c
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disk/host.c
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@ -139,6 +141,7 @@ include/multiboot2.h
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include/grub/acorn_filecore.h
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include/grub/acorn_filecore.h
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include/grub/aout.h
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include/grub/aout.h
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include/grub/arg.h
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include/grub/arg.h
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include/grub/ata.h
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include/grub/bitmap.h
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include/grub/bitmap.h
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include/grub/boot.h
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include/grub/boot.h
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include/grub/bufio.h
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include/grub/bufio.h
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421
commands/hdparm.c
Normal file
421
commands/hdparm.c
Normal file
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@ -0,0 +1,421 @@
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/* hdparm.c - command to get/set ATA disk parameters. */
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/*
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* GRUB -- GRand Unified Bootloader
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* Copyright (C) 2009 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/arg.h>
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#include <grub/ata.h>
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#include <grub/disk.h>
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#include <grub/dl.h>
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#include <grub/misc.h>
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#include <grub/normal.h>
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#include <grub/mm.h>
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#include <grub/lib/hexdump.h>
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static const struct grub_arg_option options[] = {
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{"apm", 'B', 0, "set Advanced Power Management\n"
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"(1=low, ..., 254=high, 255=off)",
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0, ARG_TYPE_INT},
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{"power", 'C', 0, "check power mode", 0, ARG_TYPE_NONE},
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{"security-freeze", 'F', 0, "freeze ATA security settings until reset",
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0, ARG_TYPE_NONE},
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{"health", 'H', 0, "check SMART health status", 0, ARG_TYPE_NONE},
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{"aam", 'M', 0, "set Automatic Acoustic Management\n"
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"(0=off, 128=quiet, ..., 254=fast)",
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0, ARG_TYPE_INT},
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{"standby-timeout", 'S', 0, "set standby timeout\n"
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"(0=off, 1=5s, 2=10s, ..., 240=20m, 241=30m, ...)",
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0, ARG_TYPE_INT},
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{"standby", 'y', 0, "set drive to standby mode", 0, ARG_TYPE_NONE},
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{"sleep", 'Y', 0, "set drive to sleep mode", 0, ARG_TYPE_NONE},
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{"identify", 'i', 0, "print drive identity and settings",
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0, ARG_TYPE_NONE},
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{"dumpid", 'I', 0, "dump contents of ATA IDENTIFY sector",
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0, ARG_TYPE_NONE},
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{"smart", -1, 0, "disable/enable SMART (0/1)", 0, ARG_TYPE_INT},
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{"quiet", 'q', 0, "do not print messages", 0, ARG_TYPE_NONE},
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{0, 0, 0, 0, 0, 0}
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};
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enum grub_ata_smart_commands
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{
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GRUB_ATA_FEAT_SMART_ENABLE = 0xd8,
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GRUB_ATA_FEAT_SMART_DISABLE = 0xd9,
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GRUB_ATA_FEAT_SMART_STATUS = 0xda,
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};
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static int quiet = 0;
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static grub_err_t
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grub_hdparm_do_ata_cmd (grub_disk_t disk, grub_uint8_t cmd,
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grub_uint8_t features, grub_uint8_t sectors,
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void * buffer, int size)
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{
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struct grub_disk_ata_pass_through_parms apt;
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grub_memset (&apt, 0, sizeof (apt));
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apt.taskfile[GRUB_ATA_REG_CMD] = cmd;
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apt.taskfile[GRUB_ATA_REG_FEATURES] = features;
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apt.taskfile[GRUB_ATA_REG_SECTORS] = sectors;
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apt.buffer = buffer;
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apt.size = size;
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if (grub_disk_ata_pass_through (disk, &apt))
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return grub_errno;
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return GRUB_ERR_NONE;
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}
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static int
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grub_hdparm_do_check_powermode_cmd (grub_disk_t disk)
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{
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struct grub_disk_ata_pass_through_parms apt;
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grub_memset (&apt, 0, sizeof (apt));
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apt.taskfile[GRUB_ATA_REG_CMD] = GRUB_ATA_CMD_CHECK_POWER_MODE;
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if (grub_disk_ata_pass_through (disk, &apt))
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return -1;
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return apt.taskfile[GRUB_ATA_REG_SECTORS];
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}
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static int
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grub_hdparm_do_smart_cmd (grub_disk_t disk, grub_uint8_t features)
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{
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struct grub_disk_ata_pass_through_parms apt;
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grub_memset (&apt, 0, sizeof (apt));
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apt.taskfile[GRUB_ATA_REG_CMD] = GRUB_ATA_CMD_SMART;
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apt.taskfile[GRUB_ATA_REG_FEATURES] = features;
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apt.taskfile[GRUB_ATA_REG_LBAMID] = 0x4f;
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apt.taskfile[GRUB_ATA_REG_LBAHIGH] = 0xc2;
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if (grub_disk_ata_pass_through (disk, &apt))
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return -1;
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if (features == GRUB_ATA_FEAT_SMART_STATUS)
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{
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if ( apt.taskfile[GRUB_ATA_REG_LBAMID] == 0x4f
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&& apt.taskfile[GRUB_ATA_REG_LBAHIGH] == 0xc2)
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return 0; /* Good SMART status. */
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else if ( apt.taskfile[GRUB_ATA_REG_LBAMID] == 0xf4
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&& apt.taskfile[GRUB_ATA_REG_LBAHIGH] == 0x2c)
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return 1; /* Bad SMART status. */
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else
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return -1;
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}
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return 0;
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}
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static grub_err_t
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grub_hdparm_simple_cmd (const char * msg,
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grub_disk_t disk, grub_uint8_t cmd)
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{
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if (! quiet && msg)
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grub_printf ("%s", msg);
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grub_err_t err = grub_hdparm_do_ata_cmd (disk, cmd, 0, 0, NULL, 0);
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if (! quiet && msg)
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grub_printf ("%s\n", ! err ? "" : ": not supported");
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return err;
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}
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static grub_err_t
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grub_hdparm_set_val_cmd (const char * msg, int val,
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grub_disk_t disk, grub_uint8_t cmd,
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grub_uint8_t features, grub_uint8_t sectors)
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{
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if (! quiet && msg && *msg)
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{
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if (val >= 0)
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grub_printf ("Set %s to %d", msg, val);
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else
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grub_printf ("Disable %s", msg);
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}
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grub_err_t err = grub_hdparm_do_ata_cmd (disk, cmd, features, sectors,
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NULL, 0);
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if (! quiet && msg)
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grub_printf ("%s\n", ! err ? "" : ": not supported");
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return err;
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}
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static const char *
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le16_to_char (char *dest, const grub_uint16_t * src16, unsigned bytes)
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{
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grub_uint16_t * dest16 = (grub_uint16_t *) dest;
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unsigned i;
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for (i = 0; i < bytes / 2; i++)
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dest16[i] = grub_be_to_cpu16 (src16[i]);
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return dest;
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}
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static void
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grub_hdparm_print_identify (const char * idbuf)
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{
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const grub_uint16_t * idw = (const grub_uint16_t *) idbuf;
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/* Print identity strings. */
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char tmp[40];
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grub_printf ("Model: \"%.40s\"\n", le16_to_char (tmp, &idw[27], 40));
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grub_printf ("Firmware: \"%.8s\"\n", le16_to_char (tmp, &idw[23], 8));
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grub_printf ("Serial: \"%.20s\"\n", le16_to_char (tmp, &idw[10], 20));
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/* Print AAM, APM and SMART settings. */
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grub_uint16_t features1 = grub_le_to_cpu16 (idw[82]);
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grub_uint16_t features2 = grub_le_to_cpu16 (idw[83]);
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grub_uint16_t enabled1 = grub_le_to_cpu16 (idw[85]);
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grub_uint16_t enabled2 = grub_le_to_cpu16 (idw[86]);
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grub_printf ("Automatic Acoustic Management: ");
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if (features2 & 0x0200)
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{
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if (enabled2 & 0x0200)
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{
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grub_uint16_t aam = grub_le_to_cpu16 (idw[94]);
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grub_printf ("%u (128=quiet, ..., 254=fast, recommended=%u)\n",
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aam & 0xff, (aam >> 8) & 0xff);
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}
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else
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grub_printf ("disabled\n");
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}
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else
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grub_printf ("not supported\n");
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grub_printf ("Advanced Power Management: ");
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if (features2 & 0x0008)
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{
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if (enabled2 & 0x0008)
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grub_printf ("%u (1=low, ..., 254=high)\n",
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grub_le_to_cpu16 (idw[91]) & 0xff);
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else
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grub_printf ("disabled\n");
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}
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else
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grub_printf ("not supported\n");
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grub_printf ("SMART Feature Set: ");
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if (features1 & 0x0001)
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grub_printf ("%sabled\n", (enabled1 & 0x0001 ? "en" : "dis"));
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else
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grub_printf ("not supported\n");
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/* Print security settings. */
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grub_uint16_t security = grub_le_to_cpu16 (idw[128]);
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grub_printf ("ATA Security: ");
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if (security & 0x0001)
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grub_printf ("%s, %s, %s, %s\n",
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(security & 0x0002 ? "ENABLED" : "disabled"),
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(security & 0x0004 ? "**LOCKED**" : "not locked"),
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(security & 0x0008 ? "frozen" : "NOT FROZEN"),
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(security & 0x0010 ? "COUNT EXPIRED" : "count not expired"));
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else
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grub_printf ("not supported\n");
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|
}
|
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|
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|
static void
|
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|
grub_hdparm_print_standby_tout (int timeout)
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|
{
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|
if (timeout == 0)
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|
grub_printf ("off");
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|
else if (timeout <= 252 || timeout == 255)
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|
{
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|
int h = 0, m = 0 , s = 0;
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|
if (timeout == 255)
|
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|
{
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|
m = 21;
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s = 15;
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|
}
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|
else if (timeout == 252)
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|
m = 21;
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|
else if (timeout <= 240)
|
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|
{
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|
s = timeout * 5;
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|
m = s / 60;
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s %= 60;
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|
}
|
||||||
|
else
|
||||||
|
{
|
||||||
|
m = (timeout - 240) * 30;
|
||||||
|
h = m / 60;
|
||||||
|
m %= 60;
|
||||||
|
}
|
||||||
|
grub_printf ("%02d:%02d:%02d", h, m, s);
|
||||||
|
}
|
||||||
|
else
|
||||||
|
grub_printf ("invalid or vendor-specific");
|
||||||
|
}
|
||||||
|
|
||||||
|
static int get_int_arg (const struct grub_arg_list *state)
|
||||||
|
{
|
||||||
|
return (state->set ? (int)grub_strtoul (state->arg, 0, 0) : -1);
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
static grub_err_t
|
||||||
|
grub_cmd_hdparm (struct grub_arg_list *state, int argc, char **args) // state????
|
||||||
|
{
|
||||||
|
/* Check command line. */
|
||||||
|
if (argc != 1)
|
||||||
|
return grub_error (GRUB_ERR_BAD_ARGUMENT, "missing device name argument");
|
||||||
|
|
||||||
|
grub_size_t len = grub_strlen (args[0]);
|
||||||
|
if (! (args[0][0] == '(' && args[0][len - 1] == ')'))
|
||||||
|
return grub_error (GRUB_ERR_BAD_ARGUMENT, "argument is not a device name");
|
||||||
|
args[0][len - 1] = 0;
|
||||||
|
|
||||||
|
if (! grub_disk_ata_pass_through)
|
||||||
|
return grub_error (GRUB_ERR_BAD_ARGUMENT, "ATA pass through not available");
|
||||||
|
|
||||||
|
int i = 0;
|
||||||
|
int apm = get_int_arg (&state[i++]);
|
||||||
|
int power = state[i++].set;
|
||||||
|
int sec_freeze = state[i++].set;
|
||||||
|
int health = state[i++].set;
|
||||||
|
int aam = get_int_arg (&state[i++]);
|
||||||
|
int standby_tout = get_int_arg (&state[i++]);
|
||||||
|
int standby_now = state[i++].set;
|
||||||
|
int sleep_now = state[i++].set;
|
||||||
|
int ident = state[i++].set;
|
||||||
|
int dumpid = state[i++].set;
|
||||||
|
int enable_smart = get_int_arg (&state[i++]);
|
||||||
|
quiet = state[i++].set;
|
||||||
|
|
||||||
|
/* Open disk. */
|
||||||
|
grub_disk_t disk = grub_disk_open (&args[0][1]);
|
||||||
|
if (! disk)
|
||||||
|
return grub_errno;
|
||||||
|
|
||||||
|
if (disk->partition)
|
||||||
|
{
|
||||||
|
grub_disk_close (disk);
|
||||||
|
return grub_error (GRUB_ERR_BAD_ARGUMENT, "partition not allowed");
|
||||||
|
}
|
||||||
|
|
||||||
|
/* Change settings. */
|
||||||
|
if (aam >= 0)
|
||||||
|
grub_hdparm_set_val_cmd ("Automatic Acoustic Management", (aam ? aam : -1),
|
||||||
|
disk, GRUB_ATA_CMD_SET_FEATURES, (aam ? 0x42 : 0xc2), aam);
|
||||||
|
|
||||||
|
if (apm >= 0)
|
||||||
|
grub_hdparm_set_val_cmd ("Advanced Power Management",
|
||||||
|
(apm != 255 ? apm : -1), disk, GRUB_ATA_CMD_SET_FEATURES,
|
||||||
|
(apm != 255 ? 0x05 : 0x85), (apm != 255 ? apm : 0));
|
||||||
|
|
||||||
|
if (standby_tout >= 0)
|
||||||
|
{
|
||||||
|
if (! quiet)
|
||||||
|
{
|
||||||
|
grub_printf ("Set standby timeout to %d (", standby_tout);
|
||||||
|
grub_hdparm_print_standby_tout (standby_tout);
|
||||||
|
grub_printf (")");
|
||||||
|
}
|
||||||
|
/* The IDLE cmd sets disk to idle mode and configures standby timer. */
|
||||||
|
grub_hdparm_set_val_cmd ("", -1, disk, GRUB_ATA_CMD_IDLE, 0, standby_tout);
|
||||||
|
}
|
||||||
|
|
||||||
|
if (enable_smart >= 0)
|
||||||
|
{
|
||||||
|
if (! quiet)
|
||||||
|
grub_printf ("%sable SMART operations", (enable_smart ? "En" : "Dis"));
|
||||||
|
int err = grub_hdparm_do_smart_cmd (disk, (enable_smart ?
|
||||||
|
GRUB_ATA_FEAT_SMART_ENABLE : GRUB_ATA_FEAT_SMART_DISABLE));
|
||||||
|
if (! quiet)
|
||||||
|
grub_printf ("%s\n", err ? ": not supported" : "");
|
||||||
|
}
|
||||||
|
|
||||||
|
if (sec_freeze)
|
||||||
|
grub_hdparm_simple_cmd ("Freeze security settings", disk,
|
||||||
|
GRUB_ATA_CMD_SECURITY_FREEZE_LOCK);
|
||||||
|
|
||||||
|
/* Print/dump IDENTIFY. */
|
||||||
|
if (ident || dumpid)
|
||||||
|
{
|
||||||
|
char buf[GRUB_DISK_SECTOR_SIZE];
|
||||||
|
if (grub_hdparm_do_ata_cmd (disk, GRUB_ATA_CMD_IDENTIFY_DEVICE,
|
||||||
|
0, 0, buf, sizeof (buf)))
|
||||||
|
grub_printf ("Cannot read ATA IDENTIFY data\n");
|
||||||
|
else
|
||||||
|
{
|
||||||
|
if (ident)
|
||||||
|
grub_hdparm_print_identify (buf);
|
||||||
|
if (dumpid)
|
||||||
|
hexdump (0, buf, sizeof (buf));
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
/* Check power mode. */
|
||||||
|
if (power)
|
||||||
|
{
|
||||||
|
grub_printf ("Disk power mode is: ");
|
||||||
|
int mode = grub_hdparm_do_check_powermode_cmd (disk);
|
||||||
|
if (mode < 0)
|
||||||
|
grub_printf ("unknown\n");
|
||||||
|
else
|
||||||
|
grub_printf ("%s (0x%02x)\n",
|
||||||
|
(mode == 0xff ? "active/idle" :
|
||||||
|
mode == 0x80 ? "idle" :
|
||||||
|
mode == 0x00 ? "standby" : "unknown"), mode);
|
||||||
|
}
|
||||||
|
|
||||||
|
/* Check health. */
|
||||||
|
int status = 0;
|
||||||
|
if (health)
|
||||||
|
{
|
||||||
|
if (! quiet)
|
||||||
|
grub_printf ("SMART status is: ");
|
||||||
|
int err = grub_hdparm_do_smart_cmd (disk, GRUB_ATA_FEAT_SMART_STATUS);
|
||||||
|
if (! quiet)
|
||||||
|
grub_printf ("%s\n", (err < 0 ? "unknown" :
|
||||||
|
err == 0 ? "OK" : "*BAD*"));
|
||||||
|
status = (err > 0);
|
||||||
|
}
|
||||||
|
|
||||||
|
/* Change power mode. */
|
||||||
|
if (standby_now)
|
||||||
|
grub_hdparm_simple_cmd ("Set disk to standby mode", disk,
|
||||||
|
GRUB_ATA_CMD_STANDBY_IMMEDIATE);
|
||||||
|
|
||||||
|
if (sleep_now)
|
||||||
|
grub_hdparm_simple_cmd ("Set disk to sleep mode", disk,
|
||||||
|
GRUB_ATA_CMD_SLEEP);
|
||||||
|
|
||||||
|
grub_disk_close (disk);
|
||||||
|
|
||||||
|
grub_errno = GRUB_ERR_NONE;
|
||||||
|
return status;
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
GRUB_MOD_INIT(hdparm)
|
||||||
|
{
|
||||||
|
(void) mod;
|
||||||
|
|
||||||
|
grub_register_command ("hdparm", grub_cmd_hdparm, GRUB_COMMAND_FLAG_BOTH,
|
||||||
|
"hdparm [OPTIONS] DISK",
|
||||||
|
"Get/set ATA disk parameters.", options);
|
||||||
|
}
|
||||||
|
|
||||||
|
GRUB_MOD_FINI(hdparm)
|
||||||
|
{
|
||||||
|
grub_unregister_command ("hdparm");
|
||||||
|
}
|
||||||
135
conf/i386-pc.mk
135
conf/i386-pc.mk
|
|
@ -979,7 +979,7 @@ pkglib_MODULES = biosdisk.mod _chain.mod _linux.mod linux.mod normal.mod \
|
||||||
vbe.mod vbetest.mod vbeinfo.mod play.mod serial.mod \
|
vbe.mod vbetest.mod vbeinfo.mod play.mod serial.mod \
|
||||||
ata.mod vga.mod memdisk.mod pci.mod lspci.mod \
|
ata.mod vga.mod memdisk.mod pci.mod lspci.mod \
|
||||||
aout.mod _bsd.mod bsd.mod pxe.mod pxecmd.mod datetime.mod date.mod \
|
aout.mod _bsd.mod bsd.mod pxe.mod pxecmd.mod datetime.mod date.mod \
|
||||||
datehook.mod lsmmap.mod \
|
datehook.mod lsmmap.mod ata_pthru.mod hdparm.mod \
|
||||||
usb.mod uhci.mod ohci.mod usbtest.mod usbms.mod
|
usb.mod uhci.mod ohci.mod usbtest.mod usbms.mod
|
||||||
|
|
||||||
# For biosdisk.mod.
|
# For biosdisk.mod.
|
||||||
|
|
@ -3415,5 +3415,138 @@ partmap-lsmmap_mod-commands_lsmmap.lst: commands/lsmmap.c $(commands/lsmmap.c_DE
|
||||||
lsmmap_mod_CFLAGS = $(COMMON_CFLAGS)
|
lsmmap_mod_CFLAGS = $(COMMON_CFLAGS)
|
||||||
lsmmap_mod_LDFLAGS = $(COMMON_LDFLAGS)
|
lsmmap_mod_LDFLAGS = $(COMMON_LDFLAGS)
|
||||||
|
|
||||||
|
# For ata_pthru.mod.
|
||||||
|
ata_pthru_mod_SOURCES = disk/ata_pthru.c
|
||||||
|
CLEANFILES += ata_pthru.mod mod-ata_pthru.o mod-ata_pthru.c pre-ata_pthru.o ata_pthru_mod-disk_ata_pthru.o und-ata_pthru.lst
|
||||||
|
ifneq ($(ata_pthru_mod_EXPORTS),no)
|
||||||
|
CLEANFILES += def-ata_pthru.lst
|
||||||
|
DEFSYMFILES += def-ata_pthru.lst
|
||||||
|
endif
|
||||||
|
MOSTLYCLEANFILES += ata_pthru_mod-disk_ata_pthru.d
|
||||||
|
UNDSYMFILES += und-ata_pthru.lst
|
||||||
|
|
||||||
|
ata_pthru.mod: pre-ata_pthru.o mod-ata_pthru.o $(TARGET_OBJ2ELF)
|
||||||
|
-rm -f $@
|
||||||
|
$(TARGET_CC) $(ata_pthru_mod_LDFLAGS) $(TARGET_LDFLAGS) $(MODULE_LDFLAGS) -Wl,-r,-d -o $@ pre-ata_pthru.o mod-ata_pthru.o
|
||||||
|
if test ! -z $(TARGET_OBJ2ELF); then ./$(TARGET_OBJ2ELF) $@ || (rm -f $@; exit 1); fi
|
||||||
|
$(STRIP) --strip-unneeded -K grub_mod_init -K grub_mod_fini -K _grub_mod_init -K _grub_mod_fini -R .note -R .comment $@
|
||||||
|
|
||||||
|
pre-ata_pthru.o: $(ata_pthru_mod_DEPENDENCIES) ata_pthru_mod-disk_ata_pthru.o
|
||||||
|
-rm -f $@
|
||||||
|
$(TARGET_CC) $(ata_pthru_mod_LDFLAGS) $(TARGET_LDFLAGS) -Wl,-r,-d -o $@ ata_pthru_mod-disk_ata_pthru.o
|
||||||
|
|
||||||
|
mod-ata_pthru.o: mod-ata_pthru.c
|
||||||
|
$(TARGET_CC) $(TARGET_CPPFLAGS) $(TARGET_CFLAGS) $(ata_pthru_mod_CFLAGS) -c -o $@ $<
|
||||||
|
|
||||||
|
mod-ata_pthru.c: $(builddir)/moddep.lst $(srcdir)/genmodsrc.sh
|
||||||
|
sh $(srcdir)/genmodsrc.sh 'ata_pthru' $< > $@ || (rm -f $@; exit 1)
|
||||||
|
|
||||||
|
ifneq ($(ata_pthru_mod_EXPORTS),no)
|
||||||
|
def-ata_pthru.lst: pre-ata_pthru.o
|
||||||
|
$(NM) -g --defined-only -P -p $< | sed 's/^\([^ ]*\).*/\1 ata_pthru/' > $@
|
||||||
|
endif
|
||||||
|
|
||||||
|
und-ata_pthru.lst: pre-ata_pthru.o
|
||||||
|
echo 'ata_pthru' > $@
|
||||||
|
$(NM) -u -P -p $< | cut -f1 -d' ' >> $@
|
||||||
|
|
||||||
|
ata_pthru_mod-disk_ata_pthru.o: disk/ata_pthru.c $(disk/ata_pthru.c_DEPENDENCIES)
|
||||||
|
$(TARGET_CC) -Idisk -I$(srcdir)/disk $(TARGET_CPPFLAGS) $(TARGET_CFLAGS) $(ata_pthru_mod_CFLAGS) -MD -c -o $@ $<
|
||||||
|
-include ata_pthru_mod-disk_ata_pthru.d
|
||||||
|
|
||||||
|
CLEANFILES += cmd-ata_pthru_mod-disk_ata_pthru.lst fs-ata_pthru_mod-disk_ata_pthru.lst partmap-ata_pthru_mod-disk_ata_pthru.lst
|
||||||
|
COMMANDFILES += cmd-ata_pthru_mod-disk_ata_pthru.lst
|
||||||
|
FSFILES += fs-ata_pthru_mod-disk_ata_pthru.lst
|
||||||
|
PARTMAPFILES += partmap-ata_pthru_mod-disk_ata_pthru.lst
|
||||||
|
|
||||||
|
cmd-ata_pthru_mod-disk_ata_pthru.lst: disk/ata_pthru.c $(disk/ata_pthru.c_DEPENDENCIES) gencmdlist.sh
|
||||||
|
set -e; $(TARGET_CC) -Idisk -I$(srcdir)/disk $(TARGET_CPPFLAGS) $(TARGET_CFLAGS) $(ata_pthru_mod_CFLAGS) -E $< | sh $(srcdir)/gencmdlist.sh ata_pthru > $@ || (rm -f $@; exit 1)
|
||||||
|
|
||||||
|
fs-ata_pthru_mod-disk_ata_pthru.lst: disk/ata_pthru.c $(disk/ata_pthru.c_DEPENDENCIES) genfslist.sh
|
||||||
|
set -e; $(TARGET_CC) -Idisk -I$(srcdir)/disk $(TARGET_CPPFLAGS) $(TARGET_CFLAGS) $(ata_pthru_mod_CFLAGS) -E $< | sh $(srcdir)/genfslist.sh ata_pthru > $@ || (rm -f $@; exit 1)
|
||||||
|
|
||||||
|
partmap-ata_pthru_mod-disk_ata_pthru.lst: disk/ata_pthru.c $(disk/ata_pthru.c_DEPENDENCIES) genpartmaplist.sh
|
||||||
|
set -e; $(TARGET_CC) -Idisk -I$(srcdir)/disk $(TARGET_CPPFLAGS) $(TARGET_CFLAGS) $(ata_pthru_mod_CFLAGS) -E $< | sh $(srcdir)/genpartmaplist.sh ata_pthru > $@ || (rm -f $@; exit 1)
|
||||||
|
|
||||||
|
|
||||||
|
ata_pthru_mod_CFLAGS = $(COMMON_CFLAGS)
|
||||||
|
ata_pthru_mod_LDFLAGS = $(COMMON_LDFLAGS)
|
||||||
|
|
||||||
|
# For hdparm.mod.
|
||||||
|
hdparm_mod_SOURCES = commands/hdparm.c lib/hexdump.c
|
||||||
|
CLEANFILES += hdparm.mod mod-hdparm.o mod-hdparm.c pre-hdparm.o hdparm_mod-commands_hdparm.o hdparm_mod-lib_hexdump.o und-hdparm.lst
|
||||||
|
ifneq ($(hdparm_mod_EXPORTS),no)
|
||||||
|
CLEANFILES += def-hdparm.lst
|
||||||
|
DEFSYMFILES += def-hdparm.lst
|
||||||
|
endif
|
||||||
|
MOSTLYCLEANFILES += hdparm_mod-commands_hdparm.d hdparm_mod-lib_hexdump.d
|
||||||
|
UNDSYMFILES += und-hdparm.lst
|
||||||
|
|
||||||
|
hdparm.mod: pre-hdparm.o mod-hdparm.o $(TARGET_OBJ2ELF)
|
||||||
|
-rm -f $@
|
||||||
|
$(TARGET_CC) $(hdparm_mod_LDFLAGS) $(TARGET_LDFLAGS) $(MODULE_LDFLAGS) -Wl,-r,-d -o $@ pre-hdparm.o mod-hdparm.o
|
||||||
|
if test ! -z $(TARGET_OBJ2ELF); then ./$(TARGET_OBJ2ELF) $@ || (rm -f $@; exit 1); fi
|
||||||
|
$(STRIP) --strip-unneeded -K grub_mod_init -K grub_mod_fini -K _grub_mod_init -K _grub_mod_fini -R .note -R .comment $@
|
||||||
|
|
||||||
|
pre-hdparm.o: $(hdparm_mod_DEPENDENCIES) hdparm_mod-commands_hdparm.o hdparm_mod-lib_hexdump.o
|
||||||
|
-rm -f $@
|
||||||
|
$(TARGET_CC) $(hdparm_mod_LDFLAGS) $(TARGET_LDFLAGS) -Wl,-r,-d -o $@ hdparm_mod-commands_hdparm.o hdparm_mod-lib_hexdump.o
|
||||||
|
|
||||||
|
mod-hdparm.o: mod-hdparm.c
|
||||||
|
$(TARGET_CC) $(TARGET_CPPFLAGS) $(TARGET_CFLAGS) $(hdparm_mod_CFLAGS) -c -o $@ $<
|
||||||
|
|
||||||
|
mod-hdparm.c: $(builddir)/moddep.lst $(srcdir)/genmodsrc.sh
|
||||||
|
sh $(srcdir)/genmodsrc.sh 'hdparm' $< > $@ || (rm -f $@; exit 1)
|
||||||
|
|
||||||
|
ifneq ($(hdparm_mod_EXPORTS),no)
|
||||||
|
def-hdparm.lst: pre-hdparm.o
|
||||||
|
$(NM) -g --defined-only -P -p $< | sed 's/^\([^ ]*\).*/\1 hdparm/' > $@
|
||||||
|
endif
|
||||||
|
|
||||||
|
und-hdparm.lst: pre-hdparm.o
|
||||||
|
echo 'hdparm' > $@
|
||||||
|
$(NM) -u -P -p $< | cut -f1 -d' ' >> $@
|
||||||
|
|
||||||
|
hdparm_mod-commands_hdparm.o: commands/hdparm.c $(commands/hdparm.c_DEPENDENCIES)
|
||||||
|
$(TARGET_CC) -Icommands -I$(srcdir)/commands $(TARGET_CPPFLAGS) $(TARGET_CFLAGS) $(hdparm_mod_CFLAGS) -MD -c -o $@ $<
|
||||||
|
-include hdparm_mod-commands_hdparm.d
|
||||||
|
|
||||||
|
CLEANFILES += cmd-hdparm_mod-commands_hdparm.lst fs-hdparm_mod-commands_hdparm.lst partmap-hdparm_mod-commands_hdparm.lst
|
||||||
|
COMMANDFILES += cmd-hdparm_mod-commands_hdparm.lst
|
||||||
|
FSFILES += fs-hdparm_mod-commands_hdparm.lst
|
||||||
|
PARTMAPFILES += partmap-hdparm_mod-commands_hdparm.lst
|
||||||
|
|
||||||
|
cmd-hdparm_mod-commands_hdparm.lst: commands/hdparm.c $(commands/hdparm.c_DEPENDENCIES) gencmdlist.sh
|
||||||
|
set -e; $(TARGET_CC) -Icommands -I$(srcdir)/commands $(TARGET_CPPFLAGS) $(TARGET_CFLAGS) $(hdparm_mod_CFLAGS) -E $< | sh $(srcdir)/gencmdlist.sh hdparm > $@ || (rm -f $@; exit 1)
|
||||||
|
|
||||||
|
fs-hdparm_mod-commands_hdparm.lst: commands/hdparm.c $(commands/hdparm.c_DEPENDENCIES) genfslist.sh
|
||||||
|
set -e; $(TARGET_CC) -Icommands -I$(srcdir)/commands $(TARGET_CPPFLAGS) $(TARGET_CFLAGS) $(hdparm_mod_CFLAGS) -E $< | sh $(srcdir)/genfslist.sh hdparm > $@ || (rm -f $@; exit 1)
|
||||||
|
|
||||||
|
partmap-hdparm_mod-commands_hdparm.lst: commands/hdparm.c $(commands/hdparm.c_DEPENDENCIES) genpartmaplist.sh
|
||||||
|
set -e; $(TARGET_CC) -Icommands -I$(srcdir)/commands $(TARGET_CPPFLAGS) $(TARGET_CFLAGS) $(hdparm_mod_CFLAGS) -E $< | sh $(srcdir)/genpartmaplist.sh hdparm > $@ || (rm -f $@; exit 1)
|
||||||
|
|
||||||
|
|
||||||
|
hdparm_mod-lib_hexdump.o: lib/hexdump.c $(lib/hexdump.c_DEPENDENCIES)
|
||||||
|
$(TARGET_CC) -Ilib -I$(srcdir)/lib $(TARGET_CPPFLAGS) $(TARGET_CFLAGS) $(hdparm_mod_CFLAGS) -MD -c -o $@ $<
|
||||||
|
-include hdparm_mod-lib_hexdump.d
|
||||||
|
|
||||||
|
CLEANFILES += cmd-hdparm_mod-lib_hexdump.lst fs-hdparm_mod-lib_hexdump.lst partmap-hdparm_mod-lib_hexdump.lst
|
||||||
|
COMMANDFILES += cmd-hdparm_mod-lib_hexdump.lst
|
||||||
|
FSFILES += fs-hdparm_mod-lib_hexdump.lst
|
||||||
|
PARTMAPFILES += partmap-hdparm_mod-lib_hexdump.lst
|
||||||
|
|
||||||
|
cmd-hdparm_mod-lib_hexdump.lst: lib/hexdump.c $(lib/hexdump.c_DEPENDENCIES) gencmdlist.sh
|
||||||
|
set -e; $(TARGET_CC) -Ilib -I$(srcdir)/lib $(TARGET_CPPFLAGS) $(TARGET_CFLAGS) $(hdparm_mod_CFLAGS) -E $< | sh $(srcdir)/gencmdlist.sh hdparm > $@ || (rm -f $@; exit 1)
|
||||||
|
|
||||||
|
fs-hdparm_mod-lib_hexdump.lst: lib/hexdump.c $(lib/hexdump.c_DEPENDENCIES) genfslist.sh
|
||||||
|
set -e; $(TARGET_CC) -Ilib -I$(srcdir)/lib $(TARGET_CPPFLAGS) $(TARGET_CFLAGS) $(hdparm_mod_CFLAGS) -E $< | sh $(srcdir)/genfslist.sh hdparm > $@ || (rm -f $@; exit 1)
|
||||||
|
|
||||||
|
partmap-hdparm_mod-lib_hexdump.lst: lib/hexdump.c $(lib/hexdump.c_DEPENDENCIES) genpartmaplist.sh
|
||||||
|
set -e; $(TARGET_CC) -Ilib -I$(srcdir)/lib $(TARGET_CPPFLAGS) $(TARGET_CFLAGS) $(hdparm_mod_CFLAGS) -E $< | sh $(srcdir)/genpartmaplist.sh hdparm > $@ || (rm -f $@; exit 1)
|
||||||
|
|
||||||
|
|
||||||
|
hdparm_mod_CFLAGS = $(COMMON_CFLAGS)
|
||||||
|
hdparm_mod_LDFLAGS = $(COMMON_LDFLAGS)
|
||||||
|
|
||||||
include $(srcdir)/conf/i386.mk
|
include $(srcdir)/conf/i386.mk
|
||||||
include $(srcdir)/conf/common.mk
|
include $(srcdir)/conf/common.mk
|
||||||
|
|
|
||||||
|
|
@ -172,7 +172,7 @@ pkglib_MODULES = biosdisk.mod _chain.mod _linux.mod linux.mod normal.mod \
|
||||||
vbe.mod vbetest.mod vbeinfo.mod play.mod serial.mod \
|
vbe.mod vbetest.mod vbeinfo.mod play.mod serial.mod \
|
||||||
ata.mod vga.mod memdisk.mod pci.mod lspci.mod \
|
ata.mod vga.mod memdisk.mod pci.mod lspci.mod \
|
||||||
aout.mod _bsd.mod bsd.mod pxe.mod pxecmd.mod datetime.mod date.mod \
|
aout.mod _bsd.mod bsd.mod pxe.mod pxecmd.mod datetime.mod date.mod \
|
||||||
datehook.mod lsmmap.mod \
|
datehook.mod lsmmap.mod ata_pthru.mod hdparm.mod \
|
||||||
usb.mod uhci.mod ohci.mod usbtest.mod usbms.mod
|
usb.mod uhci.mod ohci.mod usbtest.mod usbms.mod
|
||||||
|
|
||||||
# For biosdisk.mod.
|
# For biosdisk.mod.
|
||||||
|
|
@ -365,5 +365,15 @@ lsmmap_mod_SOURCES = commands/lsmmap.c
|
||||||
lsmmap_mod_CFLAGS = $(COMMON_CFLAGS)
|
lsmmap_mod_CFLAGS = $(COMMON_CFLAGS)
|
||||||
lsmmap_mod_LDFLAGS = $(COMMON_LDFLAGS)
|
lsmmap_mod_LDFLAGS = $(COMMON_LDFLAGS)
|
||||||
|
|
||||||
|
# For ata_pthru.mod.
|
||||||
|
ata_pthru_mod_SOURCES = disk/ata_pthru.c
|
||||||
|
ata_pthru_mod_CFLAGS = $(COMMON_CFLAGS)
|
||||||
|
ata_pthru_mod_LDFLAGS = $(COMMON_LDFLAGS)
|
||||||
|
|
||||||
|
# For hdparm.mod.
|
||||||
|
hdparm_mod_SOURCES = commands/hdparm.c lib/hexdump.c
|
||||||
|
hdparm_mod_CFLAGS = $(COMMON_CFLAGS)
|
||||||
|
hdparm_mod_LDFLAGS = $(COMMON_LDFLAGS)
|
||||||
|
|
||||||
include $(srcdir)/conf/i386.mk
|
include $(srcdir)/conf/i386.mk
|
||||||
include $(srcdir)/conf/common.mk
|
include $(srcdir)/conf/common.mk
|
||||||
|
|
|
||||||
141
disk/ata.c
141
disk/ata.c
|
|
@ -1,7 +1,7 @@
|
||||||
/* ata.c - ATA disk access. */
|
/* ata.c - ATA disk access. */
|
||||||
/*
|
/*
|
||||||
* GRUB -- GRand Unified Bootloader
|
* GRUB -- GRand Unified Bootloader
|
||||||
* Copyright (C) 2007, 2008 Free Software Foundation, Inc.
|
* Copyright (C) 2007, 2008, 2009 Free Software Foundation, Inc.
|
||||||
*
|
*
|
||||||
* GRUB is free software: you can redistribute it and/or modify
|
* GRUB is free software: you can redistribute it and/or modify
|
||||||
* it under the terms of the GNU General Public License as published by
|
* it under the terms of the GNU General Public License as published by
|
||||||
|
|
@ -17,143 +17,22 @@
|
||||||
* along with GRUB. If not, see <http://www.gnu.org/licenses/>.
|
* along with GRUB. If not, see <http://www.gnu.org/licenses/>.
|
||||||
*/
|
*/
|
||||||
|
|
||||||
|
#include <grub/ata.h>
|
||||||
#include <grub/dl.h>
|
#include <grub/dl.h>
|
||||||
#include <grub/misc.h>
|
|
||||||
#include <grub/disk.h>
|
#include <grub/disk.h>
|
||||||
#include <grub/mm.h>
|
#include <grub/mm.h>
|
||||||
#include <grub/time.h>
|
#include <grub/time.h>
|
||||||
#include <grub/pci.h>
|
#include <grub/pci.h>
|
||||||
#include <grub/scsi.h>
|
#include <grub/scsi.h>
|
||||||
/* XXX: For now this only works on i386. */
|
|
||||||
#include <grub/cpu/io.h>
|
|
||||||
|
|
||||||
typedef enum
|
|
||||||
{
|
|
||||||
GRUB_ATA_CHS,
|
|
||||||
GRUB_ATA_LBA,
|
|
||||||
GRUB_ATA_LBA48
|
|
||||||
} grub_ata_addressing_t;
|
|
||||||
|
|
||||||
/* At the moment, only two IDE ports are supported. */
|
/* At the moment, only two IDE ports are supported. */
|
||||||
static const int grub_ata_ioaddress[] = { 0x1f0, 0x170 };
|
static const int grub_ata_ioaddress[] = { 0x1f0, 0x170 };
|
||||||
static const int grub_ata_ioaddress2[] = { 0x3f6, 0x376 };
|
static const int grub_ata_ioaddress2[] = { 0x3f6, 0x376 };
|
||||||
|
|
||||||
#define GRUB_CDROM_SECTOR_SIZE 2048
|
|
||||||
|
|
||||||
#define GRUB_ATA_REG_DATA 0
|
|
||||||
#define GRUB_ATA_REG_ERROR 1
|
|
||||||
#define GRUB_ATA_REG_FEATURES 1
|
|
||||||
#define GRUB_ATA_REG_SECTORS 2
|
|
||||||
#define GRUB_ATAPI_REG_IREASON 2
|
|
||||||
#define GRUB_ATA_REG_SECTNUM 3
|
|
||||||
#define GRUB_ATA_REG_CYLLSB 4
|
|
||||||
#define GRUB_ATA_REG_CYLMSB 5
|
|
||||||
#define GRUB_ATA_REG_LBALOW 3
|
|
||||||
#define GRUB_ATA_REG_LBAMID 4
|
|
||||||
#define GRUB_ATAPI_REG_CNTLOW 4
|
|
||||||
#define GRUB_ATA_REG_LBAHIGH 5
|
|
||||||
#define GRUB_ATAPI_REG_CNTHIGH 5
|
|
||||||
#define GRUB_ATA_REG_DISK 6
|
|
||||||
#define GRUB_ATA_REG_CMD 7
|
|
||||||
#define GRUB_ATA_REG_STATUS 7
|
|
||||||
|
|
||||||
#define GRUB_ATA_REG2_CONTROL 0
|
|
||||||
|
|
||||||
#define GRUB_ATA_STATUS_ERR 0x01
|
|
||||||
#define GRUB_ATA_STATUS_INDEX 0x02
|
|
||||||
#define GRUB_ATA_STATUS_ECC 0x04
|
|
||||||
#define GRUB_ATA_STATUS_DRQ 0x08
|
|
||||||
#define GRUB_ATA_STATUS_SEEK 0x10
|
|
||||||
#define GRUB_ATA_STATUS_WRERR 0x20
|
|
||||||
#define GRUB_ATA_STATUS_READY 0x40
|
|
||||||
#define GRUB_ATA_STATUS_BUSY 0x80
|
|
||||||
|
|
||||||
/* ATAPI interrupt reason values (I/O, D/C bits). */
|
|
||||||
#define GRUB_ATAPI_IREASON_MASK 0x3
|
|
||||||
#define GRUB_ATAPI_IREASON_DATA_OUT 0x0
|
|
||||||
#define GRUB_ATAPI_IREASON_CMD_OUT 0x1
|
|
||||||
#define GRUB_ATAPI_IREASON_DATA_IN 0x2
|
|
||||||
#define GRUB_ATAPI_IREASON_ERROR 0x3
|
|
||||||
|
|
||||||
enum grub_ata_commands
|
|
||||||
{
|
|
||||||
GRUB_ATA_CMD_READ_SECTORS = 0x20,
|
|
||||||
GRUB_ATA_CMD_READ_SECTORS_EXT = 0x24,
|
|
||||||
GRUB_ATA_CMD_WRITE_SECTORS = 0x30,
|
|
||||||
GRUB_ATA_CMD_WRITE_SECTORS_EXT = 0x34,
|
|
||||||
GRUB_ATA_CMD_IDENTIFY_DEVICE = 0xEC,
|
|
||||||
GRUB_ATA_CMD_IDENTIFY_PACKET_DEVICE = 0xA1,
|
|
||||||
GRUB_ATA_CMD_PACKET = 0xA0,
|
|
||||||
};
|
|
||||||
|
|
||||||
enum grub_ata_timeout_milliseconds
|
|
||||||
{
|
|
||||||
GRUB_ATA_TOUT_STD = 1000, /* 1s standard timeout. */
|
|
||||||
GRUB_ATA_TOUT_DATA = 10000 /* 10s DATA I/O timeout. */
|
|
||||||
};
|
|
||||||
|
|
||||||
struct grub_ata_device
|
|
||||||
{
|
|
||||||
/* IDE port to use. */
|
|
||||||
int port;
|
|
||||||
|
|
||||||
/* IO addresses on which the registers for this device can be
|
|
||||||
found. */
|
|
||||||
int ioaddress;
|
|
||||||
int ioaddress2;
|
|
||||||
|
|
||||||
/* Two devices can be connected to a single cable. Use this field
|
|
||||||
to select device 0 (commonly known as "master") or device 1
|
|
||||||
(commonly known as "slave"). */
|
|
||||||
int device;
|
|
||||||
|
|
||||||
/* Addressing methods available for accessing this device. If CHS
|
|
||||||
is only available, use that. Otherwise use LBA, except for the
|
|
||||||
high sectors. In that case use LBA48. */
|
|
||||||
grub_ata_addressing_t addr;
|
|
||||||
|
|
||||||
/* Sector count. */
|
|
||||||
grub_uint64_t size;
|
|
||||||
|
|
||||||
/* CHS maximums. */
|
|
||||||
grub_uint16_t cylinders;
|
|
||||||
grub_uint16_t heads;
|
|
||||||
grub_uint16_t sectors_per_track;
|
|
||||||
|
|
||||||
/* Set to 0 for ATA, set to 1 for ATAPI. */
|
|
||||||
int atapi;
|
|
||||||
|
|
||||||
struct grub_ata_device *next;
|
|
||||||
};
|
|
||||||
|
|
||||||
static struct grub_ata_device *grub_ata_devices;
|
static struct grub_ata_device *grub_ata_devices;
|
||||||
|
|
||||||
static inline void
|
|
||||||
grub_ata_regset (struct grub_ata_device *dev, int reg, int val)
|
|
||||||
{
|
|
||||||
grub_outb (val, dev->ioaddress + reg);
|
|
||||||
}
|
|
||||||
|
|
||||||
static inline grub_uint8_t
|
|
||||||
grub_ata_regget (struct grub_ata_device *dev, int reg)
|
|
||||||
{
|
|
||||||
return grub_inb (dev->ioaddress + reg);
|
|
||||||
}
|
|
||||||
|
|
||||||
static inline void
|
|
||||||
grub_ata_regset2 (struct grub_ata_device *dev, int reg, int val)
|
|
||||||
{
|
|
||||||
grub_outb (val, dev->ioaddress2 + reg);
|
|
||||||
}
|
|
||||||
|
|
||||||
static inline grub_uint8_t
|
|
||||||
grub_ata_regget2 (struct grub_ata_device *dev, int reg)
|
|
||||||
{
|
|
||||||
return grub_inb (dev->ioaddress2 + reg);
|
|
||||||
}
|
|
||||||
|
|
||||||
/* Wait for !BSY. */
|
/* Wait for !BSY. */
|
||||||
static grub_err_t
|
grub_err_t
|
||||||
grub_ata_wait_not_busy (struct grub_ata_device *dev, int milliseconds)
|
grub_ata_wait_not_busy (struct grub_ata_device *dev, int milliseconds)
|
||||||
{
|
{
|
||||||
/* ATA requires 400ns (after a write to CMD register) or
|
/* ATA requires 400ns (after a write to CMD register) or
|
||||||
|
|
@ -183,18 +62,8 @@ grub_ata_wait (void)
|
||||||
grub_millisleep (50);
|
grub_millisleep (50);
|
||||||
}
|
}
|
||||||
|
|
||||||
/* Check for !BSY before issuing a new command. */
|
|
||||||
static inline grub_err_t
|
|
||||||
grub_ata_check_ready (struct grub_ata_device *dev)
|
|
||||||
{
|
|
||||||
if (grub_ata_regget (dev, GRUB_ATA_REG_STATUS) & GRUB_ATA_STATUS_BUSY)
|
|
||||||
return grub_ata_wait_not_busy (dev, GRUB_ATA_TOUT_STD);
|
|
||||||
|
|
||||||
return GRUB_ERR_NONE;
|
|
||||||
}
|
|
||||||
|
|
||||||
/* Wait for !BSY, DRQ. */
|
/* Wait for !BSY, DRQ. */
|
||||||
static grub_err_t
|
grub_err_t
|
||||||
grub_ata_wait_drq (struct grub_ata_device *dev, int rw,
|
grub_ata_wait_drq (struct grub_ata_device *dev, int rw,
|
||||||
int milliseconds)
|
int milliseconds)
|
||||||
{
|
{
|
||||||
|
|
@ -230,7 +99,7 @@ grub_ata_strncpy (char *dst, char *src, grub_size_t len)
|
||||||
dst[len] = '\0';
|
dst[len] = '\0';
|
||||||
}
|
}
|
||||||
|
|
||||||
static void
|
void
|
||||||
grub_ata_pio_read (struct grub_ata_device *dev, char *buf, grub_size_t size)
|
grub_ata_pio_read (struct grub_ata_device *dev, char *buf, grub_size_t size)
|
||||||
{
|
{
|
||||||
grub_uint16_t *buf16 = (grub_uint16_t *) buf;
|
grub_uint16_t *buf16 = (grub_uint16_t *) buf;
|
||||||
|
|
|
||||||
109
disk/ata_pthru.c
Normal file
109
disk/ata_pthru.c
Normal file
|
|
@ -0,0 +1,109 @@
|
||||||
|
/* ata_pthru.c - ATA pass through for ata.mod. */
|
||||||
|
/*
|
||||||
|
* GRUB -- GRand Unified Bootloader
|
||||||
|
* Copyright (C) 2009 Free Software Foundation, Inc.
|
||||||
|
*
|
||||||
|
* GRUB 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 3 of the License, or
|
||||||
|
* (at your option) any later version.
|
||||||
|
*
|
||||||
|
* GRUB 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 GRUB. If not, see <http://www.gnu.org/licenses/>.
|
||||||
|
*/
|
||||||
|
|
||||||
|
#include <grub/ata.h>
|
||||||
|
#include <grub/disk.h>
|
||||||
|
#include <grub/dl.h>
|
||||||
|
#include <grub/mm.h>
|
||||||
|
|
||||||
|
|
||||||
|
/* ATA pass through support, used by hdparm.mod. */
|
||||||
|
static grub_err_t
|
||||||
|
grub_ata_pass_through (grub_disk_t disk,
|
||||||
|
struct grub_disk_ata_pass_through_parms *parms)
|
||||||
|
{
|
||||||
|
if (disk->dev->id != GRUB_DISK_DEVICE_ATA_ID)
|
||||||
|
return grub_error (GRUB_ERR_BAD_DEVICE,
|
||||||
|
"Device not accessed via ata.mod");
|
||||||
|
|
||||||
|
struct grub_ata_device *dev = (struct grub_ata_device *) disk->data;
|
||||||
|
|
||||||
|
if (! (parms->size == 0 || parms->size == GRUB_DISK_SECTOR_SIZE))
|
||||||
|
return grub_error (GRUB_ERR_NOT_IMPLEMENTED_YET,
|
||||||
|
"ATA multi-sector read and DATA OUT not implemented");
|
||||||
|
|
||||||
|
grub_dprintf ("ata", "ata_pass_through: cmd=0x%x, features=0x%x, sectors=0x%x\n",
|
||||||
|
parms->taskfile[GRUB_ATA_REG_CMD],
|
||||||
|
parms->taskfile[GRUB_ATA_REG_FEATURES],
|
||||||
|
parms->taskfile[GRUB_ATA_REG_SECTORS]);
|
||||||
|
grub_dprintf ("ata", "lba_high=0x%x, lba_mid=0x%x, lba_low=0x%x, size=%d\n",
|
||||||
|
parms->taskfile[GRUB_ATA_REG_LBAHIGH],
|
||||||
|
parms->taskfile[GRUB_ATA_REG_LBAMID],
|
||||||
|
parms->taskfile[GRUB_ATA_REG_LBALOW], parms->size);
|
||||||
|
|
||||||
|
/* Set registers. */
|
||||||
|
grub_ata_regset (dev, GRUB_ATA_REG_DISK, 0xE0 | dev->device << 4
|
||||||
|
| (parms->taskfile[GRUB_ATA_REG_DISK] & 0xf));
|
||||||
|
if (grub_ata_check_ready (dev))
|
||||||
|
return grub_errno;
|
||||||
|
|
||||||
|
int i;
|
||||||
|
for (i = GRUB_ATA_REG_FEATURES; i <= GRUB_ATA_REG_LBAHIGH; i++)
|
||||||
|
grub_ata_regset (dev, i, parms->taskfile[i]);
|
||||||
|
|
||||||
|
/* Start command. */
|
||||||
|
grub_ata_regset (dev, GRUB_ATA_REG_CMD, parms->taskfile[GRUB_ATA_REG_CMD]);
|
||||||
|
|
||||||
|
/* Wait for !BSY. */
|
||||||
|
if (grub_ata_wait_not_busy (dev, GRUB_ATA_TOUT_DATA))
|
||||||
|
return grub_errno;
|
||||||
|
|
||||||
|
/* Check status. */
|
||||||
|
grub_int8_t sts = grub_ata_regget (dev, GRUB_ATA_REG_STATUS);
|
||||||
|
grub_dprintf ("ata", "status=0x%x\n", sts);
|
||||||
|
|
||||||
|
/* Transfer data. */
|
||||||
|
if ((sts & (GRUB_ATA_STATUS_DRQ | GRUB_ATA_STATUS_ERR)) == GRUB_ATA_STATUS_DRQ)
|
||||||
|
{
|
||||||
|
if (parms->size != GRUB_DISK_SECTOR_SIZE)
|
||||||
|
return grub_error (GRUB_ERR_READ_ERROR, "DRQ unexpected");
|
||||||
|
grub_ata_pio_read (dev, parms->buffer, GRUB_DISK_SECTOR_SIZE);
|
||||||
|
}
|
||||||
|
|
||||||
|
/* Return registers. */
|
||||||
|
for (i = GRUB_ATA_REG_ERROR; i <= GRUB_ATA_REG_STATUS; i++)
|
||||||
|
parms->taskfile[i] = grub_ata_regget (dev, i);
|
||||||
|
|
||||||
|
grub_dprintf ("ata", "status=0x%x, error=0x%x, sectors=0x%x\n",
|
||||||
|
parms->taskfile[GRUB_ATA_REG_STATUS],
|
||||||
|
parms->taskfile[GRUB_ATA_REG_ERROR],
|
||||||
|
parms->taskfile[GRUB_ATA_REG_SECTORS]);
|
||||||
|
|
||||||
|
if (parms->taskfile[GRUB_ATA_REG_STATUS]
|
||||||
|
& (GRUB_ATA_STATUS_DRQ | GRUB_ATA_STATUS_ERR))
|
||||||
|
return grub_error (GRUB_ERR_READ_ERROR, "ATA passthrough failed");
|
||||||
|
|
||||||
|
return GRUB_ERR_NONE;
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
GRUB_MOD_INIT(ata_pthru)
|
||||||
|
{
|
||||||
|
(void) mod;
|
||||||
|
|
||||||
|
/* Register ATA pass through function. */
|
||||||
|
grub_disk_ata_pass_through = grub_ata_pass_through;
|
||||||
|
}
|
||||||
|
|
||||||
|
GRUB_MOD_FINI(ata_pthru)
|
||||||
|
{
|
||||||
|
if (grub_disk_ata_pass_through == grub_ata_pass_through)
|
||||||
|
grub_disk_ata_pass_through = NULL;
|
||||||
|
}
|
||||||
168
include/grub/ata.h
Normal file
168
include/grub/ata.h
Normal file
|
|
@ -0,0 +1,168 @@
|
||||||
|
/* ata.h - ATA disk access. */
|
||||||
|
/*
|
||||||
|
* GRUB -- GRand Unified Bootloader
|
||||||
|
* Copyright (C) 2007, 2008, 2009 Free Software Foundation, Inc.
|
||||||
|
*
|
||||||
|
* GRUB 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 3 of the License, or
|
||||||
|
* (at your option) any later version.
|
||||||
|
*
|
||||||
|
* GRUB 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 GRUB. If not, see <http://www.gnu.org/licenses/>.
|
||||||
|
*/
|
||||||
|
|
||||||
|
#ifndef GRUB_ATA_HEADER
|
||||||
|
#define GRUB_ATA_HEADER 1
|
||||||
|
|
||||||
|
#include <grub/misc.h>
|
||||||
|
#include <grub/symbol.h>
|
||||||
|
/* XXX: For now this only works on i386. */
|
||||||
|
#include <grub/cpu/io.h>
|
||||||
|
|
||||||
|
typedef enum
|
||||||
|
{
|
||||||
|
GRUB_ATA_CHS,
|
||||||
|
GRUB_ATA_LBA,
|
||||||
|
GRUB_ATA_LBA48
|
||||||
|
} grub_ata_addressing_t;
|
||||||
|
|
||||||
|
#define GRUB_ATA_REG_DATA 0
|
||||||
|
#define GRUB_ATA_REG_ERROR 1
|
||||||
|
#define GRUB_ATA_REG_FEATURES 1
|
||||||
|
#define GRUB_ATA_REG_SECTORS 2
|
||||||
|
#define GRUB_ATAPI_REG_IREASON 2
|
||||||
|
#define GRUB_ATA_REG_SECTNUM 3
|
||||||
|
#define GRUB_ATA_REG_CYLLSB 4
|
||||||
|
#define GRUB_ATA_REG_CYLMSB 5
|
||||||
|
#define GRUB_ATA_REG_LBALOW 3
|
||||||
|
#define GRUB_ATA_REG_LBAMID 4
|
||||||
|
#define GRUB_ATAPI_REG_CNTLOW 4
|
||||||
|
#define GRUB_ATA_REG_LBAHIGH 5
|
||||||
|
#define GRUB_ATAPI_REG_CNTHIGH 5
|
||||||
|
#define GRUB_ATA_REG_DISK 6
|
||||||
|
#define GRUB_ATA_REG_CMD 7
|
||||||
|
#define GRUB_ATA_REG_STATUS 7
|
||||||
|
|
||||||
|
#define GRUB_ATA_REG2_CONTROL 0
|
||||||
|
|
||||||
|
#define GRUB_ATA_STATUS_ERR 0x01
|
||||||
|
#define GRUB_ATA_STATUS_INDEX 0x02
|
||||||
|
#define GRUB_ATA_STATUS_ECC 0x04
|
||||||
|
#define GRUB_ATA_STATUS_DRQ 0x08
|
||||||
|
#define GRUB_ATA_STATUS_SEEK 0x10
|
||||||
|
#define GRUB_ATA_STATUS_WRERR 0x20
|
||||||
|
#define GRUB_ATA_STATUS_READY 0x40
|
||||||
|
#define GRUB_ATA_STATUS_BUSY 0x80
|
||||||
|
|
||||||
|
/* ATAPI interrupt reason values (I/O, D/C bits). */
|
||||||
|
#define GRUB_ATAPI_IREASON_MASK 0x3
|
||||||
|
#define GRUB_ATAPI_IREASON_DATA_OUT 0x0
|
||||||
|
#define GRUB_ATAPI_IREASON_CMD_OUT 0x1
|
||||||
|
#define GRUB_ATAPI_IREASON_DATA_IN 0x2
|
||||||
|
#define GRUB_ATAPI_IREASON_ERROR 0x3
|
||||||
|
|
||||||
|
enum grub_ata_commands
|
||||||
|
{
|
||||||
|
GRUB_ATA_CMD_CHECK_POWER_MODE = 0xe5,
|
||||||
|
GRUB_ATA_CMD_IDENTIFY_DEVICE = 0xec,
|
||||||
|
GRUB_ATA_CMD_IDENTIFY_PACKET_DEVICE = 0xa1,
|
||||||
|
GRUB_ATA_CMD_IDLE = 0xe3,
|
||||||
|
GRUB_ATA_CMD_PACKET = 0xa0,
|
||||||
|
GRUB_ATA_CMD_READ_SECTORS = 0x20,
|
||||||
|
GRUB_ATA_CMD_READ_SECTORS_EXT = 0x24,
|
||||||
|
GRUB_ATA_CMD_SECURITY_FREEZE_LOCK = 0xf5,
|
||||||
|
GRUB_ATA_CMD_SET_FEATURES = 0xef,
|
||||||
|
GRUB_ATA_CMD_SLEEP = 0xe6,
|
||||||
|
GRUB_ATA_CMD_SMART = 0xb0,
|
||||||
|
GRUB_ATA_CMD_STANDBY_IMMEDIATE = 0xe0,
|
||||||
|
GRUB_ATA_CMD_WRITE_SECTORS = 0x30,
|
||||||
|
GRUB_ATA_CMD_WRITE_SECTORS_EXT = 0x34,
|
||||||
|
};
|
||||||
|
|
||||||
|
enum grub_ata_timeout_milliseconds
|
||||||
|
{
|
||||||
|
GRUB_ATA_TOUT_STD = 1000, /* 1s standard timeout. */
|
||||||
|
GRUB_ATA_TOUT_DATA = 10000 /* 10s DATA I/O timeout. */
|
||||||
|
};
|
||||||
|
|
||||||
|
struct grub_ata_device
|
||||||
|
{
|
||||||
|
/* IDE port to use. */
|
||||||
|
int port;
|
||||||
|
|
||||||
|
/* IO addresses on which the registers for this device can be
|
||||||
|
found. */
|
||||||
|
int ioaddress;
|
||||||
|
int ioaddress2;
|
||||||
|
|
||||||
|
/* Two devices can be connected to a single cable. Use this field
|
||||||
|
to select device 0 (commonly known as "master") or device 1
|
||||||
|
(commonly known as "slave"). */
|
||||||
|
int device;
|
||||||
|
|
||||||
|
/* Addressing methods available for accessing this device. If CHS
|
||||||
|
is only available, use that. Otherwise use LBA, except for the
|
||||||
|
high sectors. In that case use LBA48. */
|
||||||
|
grub_ata_addressing_t addr;
|
||||||
|
|
||||||
|
/* Sector count. */
|
||||||
|
grub_uint64_t size;
|
||||||
|
|
||||||
|
/* CHS maximums. */
|
||||||
|
grub_uint16_t cylinders;
|
||||||
|
grub_uint16_t heads;
|
||||||
|
grub_uint16_t sectors_per_track;
|
||||||
|
|
||||||
|
/* Set to 0 for ATA, set to 1 for ATAPI. */
|
||||||
|
int atapi;
|
||||||
|
|
||||||
|
struct grub_ata_device *next;
|
||||||
|
};
|
||||||
|
|
||||||
|
grub_err_t EXPORT_FUNC(grub_ata_wait_not_busy) (struct grub_ata_device *dev,
|
||||||
|
int milliseconds);
|
||||||
|
grub_err_t EXPORT_FUNC(grub_ata_wait_drq) (struct grub_ata_device *dev,
|
||||||
|
int rw, int milliseconds);
|
||||||
|
void EXPORT_FUNC(grub_ata_pio_read) (struct grub_ata_device *dev,
|
||||||
|
char *buf, grub_size_t size);
|
||||||
|
|
||||||
|
static inline void
|
||||||
|
grub_ata_regset (struct grub_ata_device *dev, int reg, int val)
|
||||||
|
{
|
||||||
|
grub_outb (val, dev->ioaddress + reg);
|
||||||
|
}
|
||||||
|
|
||||||
|
static inline grub_uint8_t
|
||||||
|
grub_ata_regget (struct grub_ata_device *dev, int reg)
|
||||||
|
{
|
||||||
|
return grub_inb (dev->ioaddress + reg);
|
||||||
|
}
|
||||||
|
|
||||||
|
static inline void
|
||||||
|
grub_ata_regset2 (struct grub_ata_device *dev, int reg, int val)
|
||||||
|
{
|
||||||
|
grub_outb (val, dev->ioaddress2 + reg);
|
||||||
|
}
|
||||||
|
|
||||||
|
static inline grub_uint8_t
|
||||||
|
grub_ata_regget2 (struct grub_ata_device *dev, int reg)
|
||||||
|
{
|
||||||
|
return grub_inb (dev->ioaddress2 + reg);
|
||||||
|
}
|
||||||
|
|
||||||
|
static inline grub_err_t
|
||||||
|
grub_ata_check_ready (struct grub_ata_device *dev)
|
||||||
|
{
|
||||||
|
if (grub_ata_regget (dev, GRUB_ATA_REG_STATUS) & GRUB_ATA_STATUS_BUSY)
|
||||||
|
return grub_ata_wait_not_busy (dev, GRUB_ATA_TOUT_STD);
|
||||||
|
|
||||||
|
return GRUB_ERR_NONE;
|
||||||
|
}
|
||||||
|
|
||||||
|
#endif /* ! GRUB_ATA_HEADER */
|
||||||
|
|
@ -161,6 +161,17 @@ grub_uint64_t EXPORT_FUNC(grub_disk_get_size) (grub_disk_t disk);
|
||||||
extern void (* EXPORT_VAR(grub_disk_firmware_fini)) (void);
|
extern void (* EXPORT_VAR(grub_disk_firmware_fini)) (void);
|
||||||
extern int EXPORT_VAR(grub_disk_firmware_is_tainted);
|
extern int EXPORT_VAR(grub_disk_firmware_is_tainted);
|
||||||
|
|
||||||
|
/* ATA pass through parameters and function. */
|
||||||
|
struct grub_disk_ata_pass_through_parms
|
||||||
|
{
|
||||||
|
grub_uint8_t taskfile[8];
|
||||||
|
void * buffer;
|
||||||
|
int size;
|
||||||
|
};
|
||||||
|
|
||||||
|
extern grub_err_t (* EXPORT_VAR(grub_disk_ata_pass_through)) (grub_disk_t,
|
||||||
|
struct grub_disk_ata_pass_through_parms *);
|
||||||
|
|
||||||
#ifdef GRUB_UTIL
|
#ifdef GRUB_UTIL
|
||||||
void grub_raid_init (void);
|
void grub_raid_init (void);
|
||||||
void grub_raid_fini (void);
|
void grub_raid_fini (void);
|
||||||
|
|
|
||||||
|
|
@ -46,6 +46,10 @@ static struct grub_disk_cache grub_disk_cache_table[GRUB_DISK_CACHE_NUM];
|
||||||
void (*grub_disk_firmware_fini) (void);
|
void (*grub_disk_firmware_fini) (void);
|
||||||
int grub_disk_firmware_is_tainted;
|
int grub_disk_firmware_is_tainted;
|
||||||
|
|
||||||
|
grub_err_t (* grub_disk_ata_pass_through) (grub_disk_t,
|
||||||
|
struct grub_ata_pass_through_cmd *);
|
||||||
|
|
||||||
|
|
||||||
#if 0
|
#if 0
|
||||||
static unsigned long grub_disk_cache_hits;
|
static unsigned long grub_disk_cache_hits;
|
||||||
static unsigned long grub_disk_cache_misses;
|
static unsigned long grub_disk_cache_misses;
|
||||||
|
|
|
||||||
Loading…
Reference in a new issue