7ad30299da
We do table search in many places doing exactly the same algorithm. The only minor variance in users is which table is used if several entries are present. As specification mandates uniqueness and even if it ever isn't, first entry is good enough, unify this code and always use the first entry. Signed-off-by: Vladimir Serbinenko <phcoder@gmail.com> Reviewed-by: Daniel Kiper <daniel.kiper@oracle.com>
38 lines
1.2 KiB
C
38 lines
1.2 KiB
C
/* acpi.c - get acpi tables. */
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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/acpi.h>
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#include <grub/efi/efi.h>
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struct grub_acpi_rsdp_v10 *
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grub_machine_acpi_get_rsdpv1 (void)
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{
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static grub_guid_t acpi_guid = GRUB_EFI_ACPI_TABLE_GUID;
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return (struct grub_acpi_rsdp_v10 *) grub_efi_find_configuration_table (&acpi_guid);
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}
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struct grub_acpi_rsdp_v20 *
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grub_machine_acpi_get_rsdpv2 (void)
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{
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static grub_guid_t acpi20_guid = GRUB_EFI_ACPI_20_TABLE_GUID;
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return (struct grub_acpi_rsdp_v20 *) grub_efi_find_configuration_table (&acpi20_guid);
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}
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