Module Name: src
Committed By: tsutsui
Date: Sun Feb 7 15:51:11 UTC 2021
Modified Files:
src/sys/arch/x68k/x68k: machdep.c
Log Message:
Restore fixes for PR/51663 lost in r1.195 (uvm_hotplug(9) merge).
The kernel crashdump and savecore(8) on NetBSD/x68k have been broken
(even without EXTNEDED_MEMORY) since NetBSD 8.0. Oops.
Should be pulled up to netbsd-9 and netbsd-8.
To generate a diff of this commit:
cvs rdiff -u -r1.203 -r1.204 src/sys/arch/x68k/x68k/machdep.c
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/sys/arch/x68k/x68k/machdep.c
diff -u src/sys/arch/x68k/x68k/machdep.c:1.203 src/sys/arch/x68k/x68k/machdep.c:1.204
--- src/sys/arch/x68k/x68k/machdep.c:1.203 Thu Jun 11 19:20:46 2020
+++ src/sys/arch/x68k/x68k/machdep.c Sun Feb 7 15:51:11 2021
@@ -1,4 +1,4 @@
-/* $NetBSD: machdep.c,v 1.203 2020/06/11 19:20:46 ad Exp $ */
+/* $NetBSD: machdep.c,v 1.204 2021/02/07 15:51:11 tsutsui Exp $ */
/*
* Copyright (c) 1988 University of Utah.
@@ -39,7 +39,7 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: machdep.c,v 1.203 2020/06/11 19:20:46 ad Exp $");
+__KERNEL_RCSID(0, "$NetBSD: machdep.c,v 1.204 2021/02/07 15:51:11 tsutsui Exp $");
#include "opt_ddb.h"
#include "opt_kgdb.h"
@@ -568,7 +568,10 @@ cpu_init_kcore_hdr(void)
{
cpu_kcore_hdr_t *h = &cpu_kcore_hdr;
struct m68k_kcore_hdr *m = &h->un._m68k;
- uvm_physseg_t i;
+ psize_t size;
+#ifdef EXTENDED_MEMORY
+ int i, seg;
+#endif
memset(&cpu_kcore_hdr, 0, sizeof(cpu_kcore_hdr));
@@ -617,25 +620,20 @@ cpu_init_kcore_hdr(void)
/*
* X68k has multiple RAM segments on some models.
*/
- m->ram_segs[0].start = lowram;
- m->ram_segs[0].size = mem_size - lowram;
-
- i = uvm_physseg_get_first();
-
- for (uvm_physseg_get_next(i); uvm_physseg_valid_p(i); i = uvm_physseg_get_next(i)) {
- if (uvm_physseg_valid_p(i) == false)
- break;
-
- const paddr_t startpfn = uvm_physseg_get_start(i);
- const paddr_t endpfn = uvm_physseg_get_end(i);
-
- KASSERT(startpfn != -1 && endpfn != -1);
-
- m->ram_segs[i].start =
- ctob(startpfn);
- m->ram_segs[i].size =
- ctob(endpfn - startpfn);
+ size = phys_basemem_seg.end - phys_basemem_seg.start;
+ m->ram_segs[0].start = phys_basemem_seg.start;
+ m->ram_segs[0].size = size;
+#ifdef EXTENDED_MEMORY
+ seg = 1;
+ for (i = 0; i < EXTMEM_SEGS; i++) {
+ size = phys_extmem_seg[i].end - phys_extmem_seg[i].start;
+ if (size == 0)
+ continue;
+ m->ram_segs[seg].start = phys_extmem_seg[i].start;
+ m->ram_segs[seg].size = size;
+ seg++;
}
+#endif
}
/*
