CVS: blob/src/lib Makefile.am,1.17,1.18 i2c.c,1.2,1.3

[Christopher H. <ch...@us...>]

Update of /cvsroot/blob/blob/src/lib
In directory usw-pr-cvs1:/tmp/cvs-serv8216/src/lib

Modified Files:
	Makefile.am i2c.c 
Log Message:
add i2c_probe
fix badge4 initialization to fetch the SDRAM info out of the SPD
add i2c.c and i2c-gpio.c to lib build
remove ide.c and pcmcia.c from lib build (currently broken)
switch initial terminal baud to whatever is in arch header



Index: Makefile.am
===================================================================
RCS file: /cvsroot/blob/blob/src/lib/Makefile.am,v
retrieving revision 1.17
retrieving revision 1.18
diff -u -d -r1.17 -r1.18
--- Makefile.am	26 Apr 2002 04:46:59 -0000	1.17
+++ Makefile.am	27 Apr 2002 00:55:04 -0000	1.18
@@ -30,8 +30,9 @@
 	crc32.c \
 	disk.c \
 	error.c \
+	i2c.c \
+	i2c-gpio.c \
 	icache.c \
-	ide.c \
 	init.c \
 	led.c \
 	md5.c \
@@ -39,7 +40,6 @@
 	memcpy.c \
 	memset.c \
 	mini_inflate.c \
-	pcmcia.c \
 	printf.c \
 	reboot.c \
 	serial.c \

Index: i2c.c
===================================================================
RCS file: /cvsroot/blob/blob/src/lib/i2c.c,v
retrieving revision 1.2
retrieving revision 1.3
diff -u -d -r1.2 -r1.3
--- i2c.c	25 Apr 2002 23:29:42 -0000	1.2
+++ i2c.c	27 Apr 2002 00:55:04 -0000	1.3
@@ -324,6 +324,19 @@
 	return 0;
 }
 
+int i2c_probe(struct i2c_bus *bus, u8 devAddr)
+{
+	int ack;
+
+	i2c_start(bus);
+	i2c_write_byte(bus, READ_ADDR(devAddr));
+	ack = i2c_get_ack_quietly(bus);
+	i2c_stop(bus);
+
+	/* 0 == device present */
+	return ack;
+}
+
 int i2c_scan(struct i2c_bus *bus, u8 map[256])
 {
 	int i;