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firmware: dmi: Add macro SMBIOS_ENTRY_POINT_SCAN_START

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Use SMBIOS_ENTRY_POINT_SCAN_START instead of 0xF0000, because other
archtecture maybe use a special start address such as 0xFFFE000 for
Loongson platform.

Signed-off-by: Tiezhu Yang <yangtiezhu@loongson.cn>
Reviewed-by: Jean Delvare <jdelvare@suse.de>
Signed-off-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
This commit is contained in:
Tiezhu Yang 2020-02-05 12:08:32 +08:00 committed by Thomas Bogendoerfer
parent 71b9b5e013
commit 3da27a4eb8
1 changed files with 5 additions and 1 deletions
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6
drivers/firmware/dmi_scan.c
View file

@ -11,6 +11,10 @@
#include <asm/dmi.h>
#include <asm/unaligned.h>
#ifndef SMBIOS_ENTRY_POINT_SCAN_START
#define SMBIOS_ENTRY_POINT_SCAN_START 0xF0000
#endif
struct kobject *dmi_kobj;
EXPORT_SYMBOL_GPL(dmi_kobj);
@ -663,7 +667,7 @@ static void __init dmi_scan_machine(void)
return;
}
} else if (IS_ENABLED(CONFIG_DMI_SCAN_MACHINE_NON_EFI_FALLBACK)) {
p = dmi_early_remap(0xF0000, 0x10000);
p = dmi_early_remap(SMBIOS_ENTRY_POINT_SCAN_START, 0x10000);
if (p == NULL)
goto error;