make MODEM SUPPORT generic instead of duplicate it

and fix comment

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>

Adjusted Copyright message.

Signed-off-by: Wolfgang Denk <wd@denx.de>

4 files changed, 119 insertions, 196 deletions

diff --git a/common/Makefile b/common/Makefile
index b9f4ca79c..2ca10264c 100644
--- a/common/Makefile
+++ b/common/Makefile
@@ -155,6 +155,7 @@ COBJS-y += flash.o
 COBJS-$(CONFIG_CMD_KGDB) += kgdb.o
 COBJS-$(CONFIG_LCD) += lcd.o
 COBJS-$(CONFIG_LYNXKDI) += lynxkdi.o
+COBJS-$(CONFIG_MODEM_SUPPORT) += modem.o
 COBJS-$(CONFIG_UPDATE_TFTP) += update.o
 COBJS-$(CONFIG_USB_KEYBOARD) += usb_kbd.o
 
diff --git a/common/modem.c b/common/modem.c
new file mode 100644
index 000000000..a017b2963
--- /dev/null
+++ b/common/modem.c
@@ -0,0 +1,118 @@
+/*
+ * (C) Copyright 2002-2009
+ * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * 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., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#include <common.h>
+
+/* 'inline' - We have to do it fast */
+static inline void mdm_readline(char *buf, int bufsiz)
+{
+	char c;
+	char *p;
+	int n;
+
+	n = 0;
+	p = buf;
+	for(;;) {
+		c = serial_getc();
+
+		/*		dbg("(%c)", c); */
+
+		switch(c) {
+		case '\r':
+			break;
+		case '\n':
+			*p = '\0';
+			return;
+
+		default:
+			if(n++ > bufsiz) {
+				*p = '\0';
+				return; /* sanity check */
+			}
+			*p = c;
+			p++;
+			break;
+		}
+	}
+}
+
+extern void  dbg(const char *fmt, ...);
+int mdm_init (void)
+{
+	char env_str[16];
+	char *init_str;
+	int i;
+	extern char console_buffer[];
+	extern void enable_putc(void);
+	extern int hwflow_onoff(int);
+
+	enable_putc(); /* enable serial_putc() */
+
+#ifdef CONFIG_HWFLOW
+	init_str = getenv("mdm_flow_control");
+	if (init_str && (strcmp(init_str, "rts/cts") == 0))
+		hwflow_onoff (1);
+	else
+		hwflow_onoff(-1);
+#endif
+
+	for (i = 1;;i++) {
+		sprintf(env_str, "mdm_init%d", i);
+		if ((init_str = getenv(env_str)) != NULL) {
+			serial_puts(init_str);
+			serial_puts("\n");
+			for(;;) {
+				mdm_readline(console_buffer, CONFIG_SYS_CBSIZE);
+				dbg("ini%d: [%s]", i, console_buffer);
+
+				if ((strcmp(console_buffer, "OK") == 0) ||
+					(strcmp(console_buffer, "ERROR") == 0)) {
+					dbg("ini%d: cmd done", i);
+					break;
+				} else /* in case we are originating call ... */
+					if (strncmp(console_buffer, "CONNECT", 7) == 0) {
+						dbg("ini%d: connect", i);
+						return 0;
+					}
+			}
+		} else
+			break; /* no init string - stop modem init */
+
+		udelay(100000);
+	}
+
+	udelay(100000);
+
+	/* final stage - wait for connect */
+	for(;i > 1;) { /* if 'i' > 1 - wait for connection
+				  message from modem */
+		mdm_readline(console_buffer, CONFIG_SYS_CBSIZE);
+		dbg("ini_f: [%s]", console_buffer);
+		if (strncmp(console_buffer, "CONNECT", 7) == 0) {
+			dbg("ini_f: connected");
+			return 0;
+		}
+	}
+
+	return 0;
+}
diff --git a/lib_arm/board.c b/lib_arm/board.c
index 5c3bfecea..4236c9420 100644
--- a/lib_arm/board.c
+++ b/lib_arm/board.c
@@ -472,102 +472,3 @@ void hang (void)
 	puts ("### ERROR ### Please RESET the board ###\n");
 	for (;;);
 }
-
-#ifdef CONFIG_MODEM_SUPPORT
-static inline void mdm_readline(char *buf, int bufsiz);
-
-/* called from main loop (common/main.c) */
-extern void  dbg(const char *fmt, ...);
-int mdm_init (void)
-{
-	char env_str[16];
-	char *init_str;
-	int i;
-	extern char console_buffer[];
-	extern void enable_putc(void);
-	extern int hwflow_onoff(int);
-
-	enable_putc(); /* enable serial_putc() */
-
-#ifdef CONFIG_HWFLOW
-	init_str = getenv("mdm_flow_control");
-	if (init_str && (strcmp(init_str, "rts/cts") == 0))
-		hwflow_onoff (1);
-	else
-		hwflow_onoff(-1);
-#endif
-
-	for (i = 1;;i++) {
-		sprintf(env_str, "mdm_init%d", i);
-		if ((init_str = getenv(env_str)) != NULL) {
-			serial_puts(init_str);
-			serial_puts("\n");
-			for(;;) {
-				mdm_readline(console_buffer, CONFIG_SYS_CBSIZE);
-				dbg("ini%d: [%s]", i, console_buffer);
-
-				if ((strcmp(console_buffer, "OK") == 0) ||
-					(strcmp(console_buffer, "ERROR") == 0)) {
-					dbg("ini%d: cmd done", i);
-					break;
-				} else /* in case we are originating call ... */
-					if (strncmp(console_buffer, "CONNECT", 7) == 0) {
-						dbg("ini%d: connect", i);
-						return 0;
-					}
-			}
-		} else
-			break; /* no init string - stop modem init */
-
-		udelay(100000);
-	}
-
-	udelay(100000);
-
-	/* final stage - wait for connect */
-	for(;i > 1;) { /* if 'i' > 1 - wait for connection
-				  message from modem */
-		mdm_readline(console_buffer, CONFIG_SYS_CBSIZE);
-		dbg("ini_f: [%s]", console_buffer);
-		if (strncmp(console_buffer, "CONNECT", 7) == 0) {
-			dbg("ini_f: connected");
-			return 0;
-		}
-	}
-
-	return 0;
-}
-
-/* 'inline' - We have to do it fast */
-static inline void mdm_readline(char *buf, int bufsiz)
-{
-	char c;
-	char *p;
-	int n;
-
-	n = 0;
-	p = buf;
-	for(;;) {
-		c = serial_getc();
-
-		/*		dbg("(%c)", c); */
-
-		switch(c) {
-		case '\r':
-			break;
-		case '\n':
-			*p = '\0';
-			return;
-
-		default:
-			if(n++ > bufsiz) {
-				*p = '\0';
-				return; /* sanity check */
-			}
-			*p = c;
-			p++;
-			break;
-		}
-	}
-}
-#endif	/* CONFIG_MODEM_SUPPORT */
diff --git a/lib_ppc/board.c b/lib_ppc/board.c
index a0e6b208a..e0d9ba4ef 100644
--- a/lib_ppc/board.c
+++ b/lib_ppc/board.c
@@ -1157,103 +1157,6 @@ void hang (void)
 	for (;;);
 }
 
-#ifdef CONFIG_MODEM_SUPPORT
-/* called from main loop (common/main.c) */
-/* 'inline' - We have to do it fast */
-static inline void mdm_readline(char *buf, int bufsiz)
-{
-	char c;
-	char *p;
-	int n;
-
-	n = 0;
-	p = buf;
-	for(;;) {
-		c = serial_getc();
-
-		/*		dbg("(%c)", c); */
-
-		switch(c) {
-		case '\r':
-			break;
-		case '\n':
-			*p = '\0';
-			return;
-
-		default:
-			if(n++ > bufsiz) {
-				*p = '\0';
-				return; /* sanity check */
-			}
-			*p = c;
-			p++;
-			break;
-		}
-	}
-}
-
-extern void  dbg(const char *fmt, ...);
-int mdm_init (void)
-{
-	char env_str[16];
-	char *init_str;
-	int i;
-	extern char console_buffer[];
-	extern void enable_putc(void);
-	extern int hwflow_onoff(int);
-
-	enable_putc(); /* enable serial_putc() */
-
-#ifdef CONFIG_HWFLOW
-	init_str = getenv("mdm_flow_control");
-	if (init_str && (strcmp(init_str, "rts/cts") == 0))
-		hwflow_onoff (1);
-	else
-		hwflow_onoff(-1);
-#endif
-
-	for (i = 1;;i++) {
-		sprintf(env_str, "mdm_init%d", i);
-		if ((init_str = getenv(env_str)) != NULL) {
-			serial_puts(init_str);
-			serial_puts("\n");
-			for(;;) {
-				mdm_readline(console_buffer, CONFIG_SYS_CBSIZE);
-				dbg("ini%d: [%s]", i, console_buffer);
-
-				if ((strcmp(console_buffer, "OK") == 0) ||
-					(strcmp(console_buffer, "ERROR") == 0)) {
-					dbg("ini%d: cmd done", i);
-					break;
-				} else /* in case we are originating call ... */
-					if (strncmp(console_buffer, "CONNECT", 7) == 0) {
-						dbg("ini%d: connect", i);
-						return 0;
-					}
-			}
-		} else
-			break; /* no init string - stop modem init */
-
-		udelay(100000);
-	}
-
-	udelay(100000);
-
-	/* final stage - wait for connect */
-	for(;i > 1;) { /* if 'i' > 1 - wait for connection
-				  message from modem */
-		mdm_readline(console_buffer, CONFIG_SYS_CBSIZE);
-		dbg("ini_f: [%s]", console_buffer);
-		if (strncmp(console_buffer, "CONNECT", 7) == 0) {
-			dbg("ini_f: connected");
-			return 0;
-		}
-	}
-
-	return 0;
-}
-
-#endif
 
 #if 0 /* We could use plain global data, but the resulting code is bigger */
 /*