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[src/trunk]: src/sys/arch/aarch64/aarch64 add a command to dump the bootconfi...



details:   https://anonhg.NetBSD.org/src/rev/2e4201c2c320
branches:  trunk
changeset: 958692:2e4201c2c320
user:      mrg <mrg%NetBSD.org@localhost>
date:      Sun Jan 17 00:23:59 2021 +0000

description:
add a command to dump the bootconfig passed meminfo.

diffstat:

 sys/arch/aarch64/aarch64/db_machdep.c |  26 ++++++++++++++++++++++++--
 1 files changed, 24 insertions(+), 2 deletions(-)

diffs (58 lines):

diff -r 75b2500a7c3f -r 2e4201c2c320 sys/arch/aarch64/aarch64/db_machdep.c
--- a/sys/arch/aarch64/aarch64/db_machdep.c     Sun Jan 17 00:23:38 2021 +0000
+++ b/sys/arch/aarch64/aarch64/db_machdep.c     Sun Jan 17 00:23:59 2021 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: db_machdep.c,v 1.30 2020/12/11 18:03:33 skrll Exp $ */
+/* $NetBSD: db_machdep.c,v 1.31 2021/01/17 00:23:59 mrg Exp $ */
 
 /*-
  * Copyright (c) 2014 The NetBSD Foundation, Inc.
@@ -30,7 +30,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: db_machdep.c,v 1.30 2020/12/11 18:03:33 skrll Exp $");
+__KERNEL_RCSID(0, "$NetBSD: db_machdep.c,v 1.31 2021/01/17 00:23:59 mrg Exp $");
 
 #ifdef _KERNEL_OPT
 #include "opt_compat_netbsd32.h"
@@ -79,6 +79,7 @@
 #if defined(_KERNEL) && defined(MULTIPROCESSOR)
 void db_md_switch_cpu_cmd(db_expr_t, bool, db_expr_t, const char *);
 #endif
+static void db_md_meminfo_cmd(db_expr_t, bool, db_expr_t, const char *);
 
 const struct db_command db_machine_command_table[] = {
 #if defined(_KERNEL) && defined(MULTIPROCESSOR)
@@ -152,6 +153,12 @@
                    "\t#: watchpoint number to remove"
                    "\t/1..8: size of data\n")
        },
+       {
+               DDB_ADD_CMD(
+                   "meminfo", db_md_meminfo_cmd, 0,
+                   "Dump info about memory ranges",
+                   NULL, NULL)
+       },
 #endif
        {
                DDB_ADD_CMD(NULL, NULL, 0,
@@ -1075,3 +1082,18 @@
        return 1;
 }
 #endif
+
+static void
+db_md_meminfo_cmd(db_expr_t addr, bool have_addr, db_expr_t count,
+    const char *modif)
+{
+       unsigned blk;
+
+       for (blk = 0; blk < bootconfig.dramblocks; blk++) {
+               db_printf("blk[%u]: start %lx end %lx (pages %x)\n",
+                   blk, bootconfig.dram[blk].address,
+                   bootconfig.dram[blk].address +
+                   (uint64_t)bootconfig.dram[blk].pages * PAGE_SIZE,
+                   bootconfig.dram[blk].pages);
+       }
+}



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