Print a short message if no Super I/O chip could be detected (trivial).

Signed-off-by: Uwe Hermann <uwe@hermann-uwe.de>
Acked-by: Uwe Hermann <uwe@hermann-uwe.de>



git-svn-id: svn://svn.coreboot.org/coreboot/trunk@2835 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1

8 files changed, 14 insertions, 0 deletions

diff --git a/util/superiotool/ali.c b/util/superiotool/ali.c
index e8bf36c577..58d348577a 100644
--- a/util/superiotool/ali.c
+++ b/util/superiotool/ali.c
@@ -89,6 +89,7 @@ void probe_idregs_ali(uint16_t port)
 
 	printf("Found ALi %s (id=0x%04x, rev=0x%02x) at 0x%x\n",
 	       get_superio_name(reg_table, id), id, rev, port);
+	chip_found = 1;
 
 	dump_superio("ALi", reg_table, port, id);
 	dump_superio_readable(port); /* TODO */
diff --git a/util/superiotool/fintek.c b/util/superiotool/fintek.c
index 2fe8cb3747..bdabbc6583 100644
--- a/util/superiotool/fintek.c
+++ b/util/superiotool/fintek.c
@@ -155,6 +155,7 @@ void probe_idregs_fintek(uint16_t port)
 
 	printf("Found Fintek %s (vid=0x%04x, id=0x%04x) at 0x%x\n",
 	       get_superio_name(reg_table, did), vid, did, port);
+	chip_found = 1;
 
 	dump_superio("Fintek", reg_table, port, did);
 	dump_readable_fintek(port, did);
diff --git a/util/superiotool/ite.c b/util/superiotool/ite.c
index 0367023010..f6ca00489c 100644
--- a/util/superiotool/ite.c
+++ b/util/superiotool/ite.c
@@ -361,6 +361,7 @@ static void probe_idregs_ite_helper(const char *init, uint16_t port)
 
 	printf("Found ITE %s (id=0x%04x, rev=0x%01x) at 0x%x\n",
 	       get_superio_name(reg_table, id), id, chipver, port);
+	chip_found = 1;
 
 	dump_superio("ITE", reg_table, port, id);
 	dump_superio_readable(port); /* TODO */
diff --git a/util/superiotool/nsc.c b/util/superiotool/nsc.c
index 5bc9e9f463..242cea9f13 100644
--- a/util/superiotool/nsc.c
+++ b/util/superiotool/nsc.c
@@ -98,6 +98,7 @@ void probe_idregs_nsc(uint16_t port)
 
 	printf("Found NSC %s (sid=0x%02x, srid=0x%02x) at 0x%x\n",
 	       get_superio_name(reg_table, id), id, rev, port);
+	chip_found = 1;
 
 	dump_superio("NSC", reg_table, port, id);
 	if (id == 0xf1)
diff --git a/util/superiotool/smsc.c b/util/superiotool/smsc.c
index fd88ceb6d5..8c14b35d8e 100644
--- a/util/superiotool/smsc.c
+++ b/util/superiotool/smsc.c
@@ -298,6 +298,7 @@ static void probe_idregs_smsc_helper(uint16_t port, uint8_t idreg,
 	printf("Found %s %s (id=0x%02x, rev=0x%02x) at 0x%x\n",
 	       (id == 0x77 ? "ASUS" : "SMSC"), get_superio_name(reg_table, id),
 	       id, rev, port);
+	chip_found = 1;
 
 	dump_superio((id == 0x77 ? "ASUS" : "SMSC"), reg_table, port, id);
 	dump_superio_readable(port); /* TODO */
diff --git a/util/superiotool/superiotool.c b/util/superiotool/superiotool.c
index 6771996091..6c93f58c6b 100644
--- a/util/superiotool/superiotool.c
+++ b/util/superiotool/superiotool.c
@@ -25,6 +25,9 @@
 /* Command line options. */
 int dump = 0, dump_readable = 0, verbose = 0;
 
+/* Global flag which indicates whether a chip was detected at all. */
+int chip_found = 0;
+
 uint8_t regval(uint16_t port, uint8_t reg)
 {
 	outb(reg, port);
@@ -229,5 +232,8 @@ int main(int argc, char *argv[])
 				superio_ports_table[i].ports[j]);
 	}
 
+	if (!chip_found)
+		printf("No Super I/O found\n");
+
 	return 0;
 }
diff --git a/util/superiotool/superiotool.h b/util/superiotool/superiotool.h
index a3dab52ccb..3509d07bc3 100644
--- a/util/superiotool/superiotool.h
+++ b/util/superiotool/superiotool.h
@@ -59,6 +59,8 @@ and print its vendor, name, ID, revision, and config port.\n"
 /* Command line parameters. */
 extern int dump, dump_readable, verbose;
 
+extern int chip_found;
+
 struct superio_registers {
 	int32_t superio_id;		/* Signed, as we need EOT. */
 	const char name[MAXNAMELEN];	/* Super I/O name */
diff --git a/util/superiotool/winbond.c b/util/superiotool/winbond.c
index 6e502fb068..44fac47f65 100644
--- a/util/superiotool/winbond.c
+++ b/util/superiotool/winbond.c
@@ -313,6 +313,7 @@ void probe_idregs_winbond_helper(const char *init, uint16_t port)
 	else
 		printf("Found Winbond %s (id=0x%02x, rev=0x%02x) at 0x%x\n",
 		       get_superio_name(reg_table, id), devid, rev, port);
+	chip_found = 1;
 
 	/* TODO: Special notes in dump output for the MISC entries. */
 	dump_superio("Winbond", reg_table, port, id);