Author: jmallett
Date: Mon Oct 29 07:06:23 2012
New Revision: 242302
URL: http://svn.freebsd.org/changeset/base/242302
Log:
Add a sysctl to change the LED display.
Modified:
head/sys/mips/cavium/octeon_machdep.c
Modified: head/sys/mips/cavium/octeon_machdep.c
==============================================================================
--- head/sys/mips/cavium/octeon_machdep.c Mon Oct 29 06:31:51 2012
(r242301)
+++ head/sys/mips/cavium/octeon_machdep.c Mon Oct 29 07:06:23 2012
(r242302)
@@ -45,6 +45,7 @@ __FBSDID("$FreeBSD$");
#include <sys/ptrace.h>
#include <sys/reboot.h>
#include <sys/signalvar.h>
+#include <sys/sysctl.h>
#include <sys/sysent.h>
#include <sys/sysproto.h>
#include <sys/time.h>
@@ -366,6 +367,46 @@ octeon_get_timecount(struct timecounter
return ((unsigned)octeon_get_ticks());
}
+static int
+sysctl_machdep_led_display(SYSCTL_HANDLER_ARGS)
+{
+ size_t buflen;
+ char buf[9];
+ int error;
+
+ if (req->newptr == NULL)
+ return (EINVAL);
+
+ if (cvmx_sysinfo_get()->led_display_base_addr == 0)
+ return (ENODEV);
+
+ /*
+ * Revision 1.x of the EBT3000 only supports 4 characters, but
+ * other devices support 8.
+ */
+ if (cvmx_sysinfo_get()->board_type == CVMX_BOARD_TYPE_EBT3000 &&
+ cvmx_sysinfo_get()->board_rev_major == 1)
+ buflen = 4;
+ else
+ buflen = 8;
+
+ if (req->newlen > buflen)
+ return (E2BIG);
+
+ error = SYSCTL_IN(req, buf, req->newlen);
+ if (error != 0)
+ return (error);
+
+ buf[req->newlen] = '\0';
+ ebt3000_str_write(buf);
+
+ return (0);
+}
+
+SYSCTL_PROC(_machdep, OID_AUTO, led_display, CTLTYPE_STRING | CTLFLAG_WR,
+ NULL, 0, sysctl_machdep_led_display, "A",
+ "String to display on LED display");
+
/**
* version of printf that works better in exception context.
*
_______________________________________________
svn-src-head@freebsd.org mailing list
http://lists.freebsd.org/mailman/listinfo/svn-src-head
To unsubscribe, send any mail to "svn-src-head-unsubscr...@freebsd.org"
