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Re: port-amd64/54147 (device trouble (failed to map RSDT, mapping interrupts fail))



The following reply was made to PR port-amd64/54147; it has been noted by GNATS.

From: Maxime Villard <max%m00nbsd.net@localhost>
To: gnats-bugs%netbsd.org@localhost, port-amd64-maintainer%netbsd.org@localhost,
 netbsd-bugs%netbsd.org@localhost, gnats-admin%netbsd.org@localhost, coypu%sdf.org@localhost
Cc: 
Subject: Re: port-amd64/54147 (device trouble (failed to map RSDT, mapping
 interrupts fail))
Date: Sun, 5 May 2019 10:27:46 +0200

 How about this. No need to create entries if we know we won't internalize them.
 See x86_parse_clusters(), we're only interested in BIM_Memory, BIM_ACPI and
 BIM_NVS.
 
 Index: efi.c
 ===================================================================
 RCS file: /cvsroot/src/sys/arch/x86/x86/efi.c,v
 retrieving revision 1.19
 diff -u -r1.19 efi.c
 --- efi.c	3 Dec 2018 19:46:43 -0000	1.19
 +++ efi.c	5 May 2019 08:21:34 -0000
 @@ -517,6 +517,16 @@
   		size = md->md_pages * EFI_PAGE_SIZE;
   		type = efi_getbiosmemtype(md->md_type, md->md_attr);
 
 +		/* If the segment is not memory, skip it. */
 +		switch (type) {
 +		case BIM_Memory:
 +		case BIM_ACPI:
 +		case BIM_NVS:
 +			break;
 +		default:
 +			continue;
 +		}
 +
   #ifdef DEBUG_MEMLOAD
   		printf("MEMMAP: p0x%016" PRIx64 "-0x%016" PRIx64
   		    ", v0x%016" PRIx64 "-0x%016" PRIx64
 


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