[deliverable/linux.git] / arch / x86 / kernel / platform-quirks.c

#include <linux/kernel.h>
#include <linux/init.h>

#include <asm/setup.h>
#include <asm/bios_ebda.h>

void __init x86_early_init_platform_quirks(void)
{
	x86_platform.legacy.rtc = 1;
	x86_platform.legacy.ebda_search = 0;
	x86_platform.legacy.devices.pnpbios = 1;

	switch (boot_params.hdr.hardware_subarch) {
	case X86_SUBARCH_PC:
		x86_platform.legacy.ebda_search = 1;
		break;
	case X86_SUBARCH_XEN:
	case X86_SUBARCH_LGUEST:
	case X86_SUBARCH_INTEL_MID:
	case X86_SUBARCH_CE4100:
		x86_platform.legacy.devices.pnpbios = 0;
		x86_platform.legacy.rtc = 0;
		break;
	}

	if (x86_platform.set_legacy_features)
		x86_platform.set_legacy_features();
}

#if defined(CONFIG_PNPBIOS)
bool __init arch_pnpbios_disabled(void)
{
	return x86_platform.legacy.devices.pnpbios == 0;
}
#endif
Commit	Line	Data
8d152e7a LR	1	#include <linux/kernel.h>
	2	#include <linux/init.h>
	3
	4	#include <asm/setup.h>
	5	#include <asm/bios_ebda.h>
	6
	7	void __init x86_early_init_platform_quirks(void)
	8	{
	9	x86_platform.legacy.rtc = 1;
1330e3bc	10	x86_platform.legacy.ebda_search = 0;
80dfd83d	11	x86_platform.legacy.devices.pnpbios = 1;
8d152e7a LR	12
8d152e7a LR	13	switch (boot_params.hdr.hardware_subarch) {
1330e3bc LR	14	case X86_SUBARCH_PC:
	15	x86_platform.legacy.ebda_search = 1;
	16	break;
8d152e7a LR	17	case X86_SUBARCH_XEN:
	18	case X86_SUBARCH_LGUEST:
	19	case X86_SUBARCH_INTEL_MID:
a50b22a7	20	case X86_SUBARCH_CE4100:
f6935b7b	21	x86_platform.legacy.devices.pnpbios = 0;
8d152e7a LR	22	x86_platform.legacy.rtc = 0;
	23	break;
	24	}
	25
	26	if (x86_platform.set_legacy_features)
	27	x86_platform.set_legacy_features();
	28	}
80dfd83d LR	29
	30	#if defined(CONFIG_PNPBIOS)
	31	bool __init arch_pnpbios_disabled(void)
	32	{
	33	return x86_platform.legacy.devices.pnpbios == 0;
	34	}
	35	#endif