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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 16:29:51 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 16:29:51 +0000
commit6e7a315eb67cb6c113cf37e1d66c4f11a51a2b3e (patch)
tree32451fa3cdd9321fb2591fada9891b2cb70a9cd1 /grub-core/commands/i386/cmosdump.c
parentInitial commit. (diff)
downloadgrub2-upstream.tar.xz
grub2-upstream.zip
Adding upstream version 2.06.upstream/2.06upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'grub-core/commands/i386/cmosdump.c')
-rw-r--r--grub-core/commands/i386/cmosdump.c64
1 files changed, 64 insertions, 0 deletions
diff --git a/grub-core/commands/i386/cmosdump.c b/grub-core/commands/i386/cmosdump.c
new file mode 100644
index 0000000..626485c
--- /dev/null
+++ b/grub-core/commands/i386/cmosdump.c
@@ -0,0 +1,64 @@
+/*
+ * GRUB -- GRand Unified Bootloader
+ * Copyright (C) 2009,2013 Free Software Foundation, Inc.
+ *
+ * GRUB is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * GRUB is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with GRUB. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <grub/dl.h>
+#include <grub/command.h>
+#include <grub/misc.h>
+#include <grub/cmos.h>
+#include <grub/i18n.h>
+
+GRUB_MOD_LICENSE ("GPLv3+");
+
+static grub_err_t
+grub_cmd_cmosdump (struct grub_command *cmd __attribute__ ((unused)),
+ int argc __attribute__ ((unused)), char *argv[] __attribute__ ((unused)))
+{
+ int i;
+
+ for (i = 0; i < 256; i++)
+ {
+ grub_err_t err;
+ grub_uint8_t value;
+ if ((i & 0xf) == 0)
+ grub_printf ("%02x: ", i);
+
+ err = grub_cmos_read (i, &value);
+ if (err)
+ return err;
+
+ grub_printf ("%02x ", value);
+ if ((i & 0xf) == 0xf)
+ grub_printf ("\n");
+ }
+ return GRUB_ERR_NONE;
+}
+
+static grub_command_t cmd;
+
+
+GRUB_MOD_INIT(cmosdump)
+{
+ cmd = grub_register_command ("cmosdump", grub_cmd_cmosdump,
+ 0,
+ N_("Show raw dump of the CMOS contents."));
+}
+
+GRUB_MOD_FINI(cmosdump)
+{
+ grub_unregister_command (cmd);
+}