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-rw-r--r--util/superiotool/Makefile2
-rw-r--r--util/superiotool/smsc.c89
-rw-r--r--util/superiotool/superiotool.c24
-rw-r--r--util/superiotool/superiotool.h8
4 files changed, 111 insertions, 12 deletions
diff --git a/util/superiotool/Makefile b/util/superiotool/Makefile
index cf96d67c7a..c416f93a7e 100644
--- a/util/superiotool/Makefile
+++ b/util/superiotool/Makefile
@@ -28,7 +28,7 @@ PREFIX = /usr/local
CFLAGS = -O2 -Wall -Werror -Wstrict-prototypes -Wundef -Wstrict-aliasing \
-Werror-implicit-function-declaration
-OBJS = fintek.o ite.o nsc.o superiotool.o
+OBJS = superiotool.o fintek.o ite.o nsc.o smsc.o
all: $(PROGRAM)
diff --git a/util/superiotool/smsc.c b/util/superiotool/smsc.c
new file mode 100644
index 0000000000..805756f7cd
--- /dev/null
+++ b/util/superiotool/smsc.c
@@ -0,0 +1,89 @@
+/*
+ * This file is part of the LinuxBIOS project.
+ *
+ * Copyright (C) 2007 Uwe Hermann <uwe@hermann-uwe.de>
+ *
+ * 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#include "superiotool.h"
+
+#define DEVICE_ID_REG 0x0d
+#define DEVICE_REV_REG 0x0e
+
+const static struct superio_registers reg_table[] = {
+ {0x28, "FDC37N769", {
+ {NOLDN,
+ {0x00,0x01,0x02,0x03,0x04,0x05,0x06,0x07,0x08,0x09,
+ 0x0a,0x0b,0x0c,0x0d,0x0e,0x0f,0x10,0x11,0x12,0x13,
+ 0x14,0x15,0x16,0x17,0x18,0x19,0x1a,0x1b,0x1c,0x1d,
+ 0x1e,0x1f,0x20,0x21,0x22,0x23,0x24,0x25,0x26,0x27,
+ 0x28,0x29,0x2a,0x2b,0x2c,0x2d,0x2e,0x2f,EOT},
+ {0x28,0x9c,0x88,0x70,0x00,0x00,0xff,0x00,0x00,0x00,
+ 0x00,0x00,0x02,0x28,NANA,0x00,0x00,0x80,RSVD,RSVD,
+ NANA,NANA,NANA,0x03,RSVD,RSVD,RSVD,RSVD,RSVD,RSVD,
+ 0x80,0x00,0x3c,RSVD,RSVD,0x00,0x00,0x00,0x00,0x00,
+ 0x00,0x00,RSVD,0x00,0x00,0x03,0x00,0x00,EOT}},
+ {EOT}}},
+ {EOT}
+};
+
+/* Note: The actual SMSC ID is 16 bits, but we must pass 32 bits here. */
+void dump_smsc(uint32_t port, uint32_t id)
+{
+ switch (id) {
+ case 0x28:
+ dump_superio("SMSC", reg_table, port, id);
+ break;
+ default:
+ printf("Unknown SMSC chip, id=0x%02x\n", id);
+ break;
+ }
+}
+
+void probe_idregs_smsc(uint32_t port)
+{
+ uint16_t id, rev;
+
+ outb(0x55, port); /* Enter configuration mode. */
+
+ /* Read device ID. */
+ id = regval(port, DEVICE_ID_REG);
+ if (id != 0x28) { /* TODO: Support for other SMSC chips. */
+ if (inb(port) != 0xff)
+ printf("No Super I/O chip found at 0x%04x\n", port);
+ else
+ printf("Probing 0x%04x, failed (0x%02x), data returns 0x%02x\n", port, inb(port), inb(port + 1));
+ return;
+ }
+
+ /* Read chip revision. */
+ rev = regval(port, DEVICE_REV_REG);
+
+ printf("Super I/O found at 0x%04x: id=0x%02x, rev=0x%02x\n",
+ port, id, rev);
+
+ switch (id) {
+ case 0x28:
+ dump_smsc(port, id);
+ break;
+ default:
+ printf("No dump for ID 0x%04x\n", id);
+ break;
+ }
+
+ outb(0xaa, port); /* Exit configuration mode. */
+}
+
diff --git a/util/superiotool/superiotool.c b/util/superiotool/superiotool.c
index ad3cd45c34..a5dcb2e753 100644
--- a/util/superiotool/superiotool.c
+++ b/util/superiotool/superiotool.c
@@ -83,8 +83,10 @@ void dump_superio(const char *name, const struct superio_registers reg_table[],
for (k = 0;; k++) {
if (idx[k] == EOT)
break;
- if (idx[k] == NANA)
+ else if (idx[k] == NANA)
printf("NA ");
+ else if (idx[k] == RSVD)
+ printf("RR ");
else
printf("%02x ", idx[k]);
}
@@ -93,13 +95,6 @@ void dump_superio(const char *name, const struct superio_registers reg_table[],
}
}
-void probe_superio(unsigned short port)
-{
- probe_idregs_simple(port);
- probe_idregs_fintek(port);
- probe_idregs_ite(port);
-}
-
int main(int argc, char *argv[])
{
if (iopl(3) < 0) {
@@ -107,8 +102,17 @@ int main(int argc, char *argv[])
exit(1);
}
- probe_superio(0x2e); /* Try 0x2e. */
- probe_superio(0x4e); /* Try 0x4e. */
+ probe_idregs_simple(0x2e);
+ probe_idregs_simple(0x4e);
+
+ probe_idregs_fintek(0x2e);
+ probe_idregs_fintek(0x4e);
+
+ probe_idregs_ite(0x2e);
+ probe_idregs_ite(0x4e);
+
+ probe_idregs_smsc(0x3f0);
+ probe_idregs_smsc(0x370);
return 0;
}
diff --git a/util/superiotool/superiotool.h b/util/superiotool/superiotool.h
index 904007cbdf..229c0d5982 100644
--- a/util/superiotool/superiotool.h
+++ b/util/superiotool/superiotool.h
@@ -24,11 +24,13 @@
#include <stdio.h>
#include <stdlib.h>
+#include <stdint.h>
#include <sys/io.h>
#define EOT -1 /* End Of Table */
#define NOLDN -2 /* NO LDN needed */
#define NANA -3 /* Not Available */
+#define RSVD -4 /* Reserved */
#define MAXNAMELEN 20 /* Maximum Name Length */
#define MAXLDN 0xa /* Biggest LDN */
#define LDNSIZE (MAXLDN + 3) /* Biggest LDN + 0 + NOLDN + EOT */
@@ -39,7 +41,7 @@ struct superio_registers {
/* Yes, superio_id should be unsigned, but EOT has to be negative. */
signed short superio_id;
const char name[MAXNAMELEN];
- struct ite_ldnidx {
+ struct {
signed short ldn;
signed short idx[IDXSIZE];
signed short def[IDXSIZE];
@@ -65,4 +67,8 @@ void probe_idregs_ite(unsigned short port);
void dump_ns8374(unsigned short port);
void probe_idregs_simple(unsigned short port);
+/* smsc.c */
+void dump_smsc(uint32_t port, uint32_t id);
+void probe_idregs_smsc(uint32_t port);
+
#endif