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// SPDX-License-Identifier: GPL-2.0
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#include
<linux/kernel.h>
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#include
<linux/init.h>
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#include
<linux/pnp.h>
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#include
<asm/setup.h>
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#include
<asm/bios_ebda.h>
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void
__init
x86_early_init_platform_quirks
(
void
)
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{
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x86_platform
.
legacy
.
i8042
=
X86_LEGACY_I8042_EXPECTED_PRESENT
;
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x86_platform
.
legacy
.
rtc
=
1
;
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x86_platform
.
legacy
.
warm_reset
=
1
;
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x86_platform
.
legacy
.
reserve_bios_regions
=
0
;
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x86_platform
.
legacy
.
devices
.
pnpbios
=
1
;
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switch
(
boot_params
.
hdr
.
hardware_subarch
) {
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case
X86_SUBARCH_PC
:
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x86_platform
.
legacy
.
reserve_bios_regions
=
1
;
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break
;
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case
X86_SUBARCH_XEN
:
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x86_platform
.
legacy
.
devices
.
pnpbios
=
0
;
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x86_platform
.
legacy
.
rtc
=
0
;
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break
;
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case
X86_SUBARCH_INTEL_MID
:
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case
X86_SUBARCH_CE4100
:
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x86_platform
.
legacy
.
devices
.
pnpbios
=
0
;
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x86_platform
.
legacy
.
rtc
=
0
;
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x86_platform
.
legacy
.
i8042
=
X86_LEGACY_I8042_PLATFORM_ABSENT
;
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break
;
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}
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if
(
x86_platform
.
set_legacy_features
)
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x86_platform
.
set_legacy_features
();
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}
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bool
__init
x86_pnpbios_disabled
(
void
)
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{
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return
x86_platform
.
legacy
.
devices
.
pnpbios
==
0
;
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}
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#
if
defined(
CONFIG_PNPBIOS
)
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bool __init arch_pnpbios_disabled(
void
)
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{
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return
x86_pnpbios_disabled();
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}
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#
endif
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