From mboxrd@z Thu Jan  1 00:00:00 1970
From: Nigel Cunningham <ncunningham-oKK1aGe2n869koe0gwxAeg@public.gmane.org>
Subject: DSDT Override: Is this correct?
Date: Tue, 14 Jan 2003 16:55:25 +1300
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Hi.

I'm just trying to override the DSDT using the 2.4.21-pre3 kernel, and
had to stick a struct in front of the (acpi_table_header *) cast. Can I
get confirmation that this the the right thing to do?

Regards,

Nigel

--- linux-2.4.18/drivers/acpi/osl.c-dist	Mon Aug 12 11:40:31 2002
+++ linux-2.4.18/drivers/acpi/osl.c	Tue Aug 13 12:02:23 2002
@@ -25,6 +25,7 @@
  *
  */
 
+#include "dsdt_table.h"
 #include <linux/config.h>
 #include <linux/kernel.h>
 #include <linux/slab.h>
@@ -221,7 +222,8 @@
 	if (!existing_table || !new_table)
 		return AE_BAD_PARAMETER;
 
-	*new_table = NULL;
+	*new_table = (strncmp(existing_table->signature, DSDT_SIG, 4)) ? NULL
\
+			: (struct acpi_table_header *) AmlCode;
 	return AE_OK;
 }
 





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