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From: Mark Johnston <markj@FreeBSD.org>
Date: Mon, 13 Jul 2020 17:05:45 +0000 (UTC)
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Subject: svn commit: r363162 - head/sys/arm64/arm64
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Author: markj
Date: Mon Jul 13 17:05:44 2020
New Revision: 363162
URL: https://svnweb.freebsd.org/changeset/base/363162

Log:
  Print arm64 physmem info during boot.
  
  PR:		243682
  Reviewed by:	andrew, emaste
  MFC after:	1 week
  Event:		July 2020 Bugathon
  Differential Revision:	https://reviews.freebsd.org/D25625

Modified:
  head/sys/arm64/arm64/machdep.c

Modified: head/sys/arm64/arm64/machdep.c
==============================================================================
--- head/sys/arm64/arm64/machdep.c	Mon Jul 13 16:43:23 2020	(r363161)
+++ head/sys/arm64/arm64/machdep.c	Mon Jul 13 17:05:44 2020	(r363162)
@@ -62,11 +62,14 @@ __FBSDID("$FreeBSD$");
 #include <sys/sysproto.h>
 #include <sys/ucontext.h>
 #include <sys/vdso.h>
+#include <sys/vmmeter.h>
 
 #include <vm/vm.h>
+#include <vm/vm_param.h>
 #include <vm/vm_kern.h>
 #include <vm/vm_object.h>
 #include <vm/vm_page.h>
+#include <vm/vm_phys.h>
 #include <vm/pmap.h>
 #include <vm/vm_map.h>
 #include <vm/vm_pager.h>
@@ -170,6 +173,26 @@ has_hyp(void)
 static void
 cpu_startup(void *dummy)
 {
+	vm_paddr_t size;
+	int i;
+
+	printf("real memory  = %ju (%ju MB)\n", ptoa((uintmax_t)realmem),
+	    ptoa((uintmax_t)realmem) / 1024 / 1024);
+
+	if (bootverbose) {
+		printf("Physical memory chunk(s):\n");
+		for (i = 0; phys_avail[i + 1] != 0; i += 2) {
+			size = phys_avail[i + 1] - phys_avail[i];
+			printf("%#016jx - %#016jx, %ju bytes (%ju pages)\n",
+			    (uintmax_t)phys_avail[i],
+			    (uintmax_t)phys_avail[i + 1] - 1,
+			    (uintmax_t)size, (uintmax_t)size / PAGE_SIZE);
+		}
+	}
+
+	printf("avail memory = %ju (%ju MB)\n",
+	    ptoa((uintmax_t)vm_free_count()),
+	    ptoa((uintmax_t)vm_free_count()) / 1024 / 1024);
 
 	undef_init();
 	install_cpu_errata();