[LinuxBIOS] r2812 - trunk/util/superiotool
svn at openbios.org
svn at openbios.org
Fri Sep 28 17:02:17 CEST 2007
Author: uwe
Date: 2007-09-28 17:02:17 +0200 (Fri, 28 Sep 2007)
New Revision: 2812
Modified:
trunk/util/superiotool/smsc.c
Log:
Fix up the SMSC detection code to probe _both_ old- and new-style
Super I/Os from SMSC. Otherwise not all of them are detected (and there
could theoretically be _two_ of them in a system, so we should probe
for both types anyway).
Signed-off-by: Uwe Hermann <uwe at hermann-uwe.de>
Acked-by: Uwe Hermann <uwe at hermann-uwe.de>
Modified: trunk/util/superiotool/smsc.c
===================================================================
--- trunk/util/superiotool/smsc.c 2007-09-27 14:29:57 UTC (rev 2811)
+++ trunk/util/superiotool/smsc.c 2007-09-28 15:02:17 UTC (rev 2812)
@@ -129,23 +129,16 @@
outb(0xaa, port);
}
-void probe_idregs_smsc(uint16_t port)
+static void probe_idregs_smsc_helper(uint16_t port, uint8_t idreg,
+ uint8_t revreg)
{
uint8_t id, rev;
enter_conf_mode_smsc(port);
- /* Check for older SMSC Super I/Os. */
- id = regval(port, DEVICE_ID_REG_OLD);
- rev = regval(port, DEVICE_REV_REG_OLD);
+ id = regval(port, idreg);
+ rev = regval(port, revreg);
- if (superio_unknown(reg_table, id))
- no_superio_found(port);
-
- /* Check for newer SMSC Super I/Os. */
- id = regval(port, DEVICE_ID_REG);
- rev = regval(port, DEVICE_REV_REG);
-
if (superio_unknown(reg_table, id)) {
no_superio_found(port);
exit_conf_mode_smsc(port);
@@ -162,3 +155,9 @@
exit_conf_mode_smsc(port);
}
+void probe_idregs_smsc(uint16_t port)
+{
+ probe_idregs_smsc_helper(port, DEVICE_ID_REG, DEVICE_REV_REG);
+ probe_idregs_smsc_helper(port, DEVICE_ID_REG_OLD, DEVICE_REV_REG_OLD);
+}
+
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