pull-in emu-lite branch
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commit
692d7c2855
120 changed files with 3842 additions and 13152 deletions
59
grub-core/commands/i386/cmostest.c
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59
grub-core/commands/i386/cmostest.c
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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/dl.h>
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#include <grub/command.h>
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#include <grub/misc.h>
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#include <grub/cmos.h>
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static grub_err_t
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grub_cmd_cmostest (struct grub_command *cmd __attribute__ ((unused)),
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int argc, char *argv[])
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{
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int byte, bit;
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char *rest;
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if (argc != 1)
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return grub_error (GRUB_ERR_BAD_ARGUMENT, "Address required.");
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byte = grub_strtoul (argv[0], &rest, 0);
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if (*rest != ':')
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return grub_error (GRUB_ERR_BAD_ARGUMENT, "Address required.");
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bit = grub_strtoul (rest + 1, 0, 0);
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if (grub_cmos_read (byte) & (1 << bit))
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return GRUB_ERR_NONE;
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return grub_error (GRUB_ERR_TEST_FAILURE, "false");
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}
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static grub_command_t cmd;
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GRUB_MOD_INIT(cmostest)
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{
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cmd = grub_register_command ("cmostest", grub_cmd_cmostest,
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"cmostest BYTE:BIT",
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"Test bit at BYTE:BIT in CMOS.");
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}
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GRUB_MOD_FINI(cmostest)
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{
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grub_unregister_command (cmd);
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}
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@ -83,15 +83,24 @@ grub_usb_get_string (grub_usb_device_t dev, grub_uint8_t index, int langid,
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0x06, (3 << 8) | index,
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langid, descstr.length, (char *) descstrp);
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*string = grub_malloc (descstr.length / 2);
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if (descstrp->length == 0)
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{
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grub_free (descstrp);
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*string = grub_strdup ("");
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if (! *string)
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return GRUB_USB_ERR_INTERNAL;
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return GRUB_USB_ERR_NONE;
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}
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*string = grub_malloc (descstr.length * 2 + 1);
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if (! *string)
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{
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grub_free (descstrp);
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return GRUB_USB_ERR_INTERNAL;
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}
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grub_utf16_to_utf8 ((grub_uint8_t *) *string, descstrp->str, descstrp->length / 2 - 1);
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(*string)[descstr.length / 2 - 1] = '\0';
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*grub_utf16_to_utf8 ((grub_uint8_t *) *string, descstrp->str,
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descstrp->length / 2 - 1) = 0;
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grub_free (descstrp);
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return GRUB_USB_ERR_NONE;
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