From: Tiezhu Yang <yangtiezhu@loongson.cn>
Date: Wed, 5 Feb 2020 04:08:32 +0000 (+0800)
Subject: firmware: dmi: Add macro SMBIOS_ENTRY_POINT_SCAN_START
X-Git-Tag: v5.15~4223^2~19
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=3da27a4eb8c214d692e024473415fe7d2e88e7d7;p=platform%2Fkernel%2Flinux-starfive.git

firmware: dmi: Add macro SMBIOS_ENTRY_POINT_SCAN_START

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>
---

diff --git a/drivers/firmware/dmi_scan.c b/drivers/firmware/dmi_scan.c
index 2045566..f59163c 100644
--- a/drivers/firmware/dmi_scan.c
+++ b/drivers/firmware/dmi_scan.c
@@ -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;