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authorwdenk <wdenk>2005-03-30 23:28:18 +0000
committerwdenk <wdenk>2005-03-30 23:28:18 +0000
commit0c1c117cf18ffa3fdc0342dfc47c6003fc5fc5a0 (patch)
treeac60588bc373565ce7a626e39b3d149e715be025 /cpu/nios2/sysid.c
parent8f0b7cbe8027c3745f5e0a199ecd152b032d8ad0 (diff)
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* Patch by Scott McNutt, 21 Oct 2004:
Add support for Nios-II EPCS Controller core. * Patch by Scott McNutt, 20 Oct 2004: Nios-II cleanups: - Add sysid command (Nios-II only). - Locate default exception trampoline at proper offset. - Implement I/O routines (readb, writeb, etc) - Implement do_bootm_linux
Diffstat (limited to 'cpu/nios2/sysid.c')
-rw-r--r--cpu/nios2/sysid.c57
1 files changed, 57 insertions, 0 deletions
diff --git a/cpu/nios2/sysid.c b/cpu/nios2/sysid.c
new file mode 100644
index 0000000..2b7a569
--- /dev/null
+++ b/cpu/nios2/sysid.c
@@ -0,0 +1,57 @@
+/*
+ * (C) Copyright 2004, Psyent Corporation <www.psyent.com>
+ * Scott McNutt <smcnutt@psyent.com>
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program 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 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program 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 this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#include <common.h>
+
+#if defined (CFG_NIOS_SYSID_BASE)
+
+#include <command.h>
+#include <nios2.h>
+#include <nios2-io.h>
+#include <linux/time.h>
+
+void display_sysid (void)
+{
+ struct nios_sysid_t *sysid =
+ (struct nios_sysid_t *)CACHE_BYPASS(CFG_NIOS_SYSID_BASE);
+ struct tm t;
+ char asc[32];
+
+ localtime_r ((time_t *)&sysid->timestamp, &t);
+ asctime_r (&t, asc);
+ printf ("SYSID : %08x, %s", sysid->id, asc);
+
+}
+
+int do_sysid (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
+{
+ display_sysid ();
+ return (0);
+}
+
+U_BOOT_CMD(
+ sysid, 1, 1, do_sysid,
+ "sysid - display Nios-II system id\n\n",
+ "\n - display Nios-II system id\n"
+);
+#endif /* CFG_NIOS_SYSID_BASE */