summaryrefslogtreecommitdiff
path: root/common/modem.c
diff options
context:
space:
mode:
Diffstat (limited to 'common/modem.c')
-rw-r--r--common/modem.c100
1 files changed, 0 insertions, 100 deletions
diff --git a/common/modem.c b/common/modem.c
deleted file mode 100644
index 96b10648d8..0000000000
--- a/common/modem.c
+++ /dev/null
@@ -1,100 +0,0 @@
-/*
- * (C) Copyright 2002-2009
- * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
- *
- * SPDX-License-Identifier: GPL-2.0+
- */
-
-#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();
-
- debug("(%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;
- }
- }
-}
-
-int mdm_init (void)
-{
- char env_str[16];
- char *init_str;
- int i;
- 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);
- debug("ini%d: [%s]", i, console_buffer);
-
- if ((strcmp(console_buffer, "OK") == 0) ||
- (strcmp(console_buffer, "ERROR") == 0)) {
- debug("ini%d: cmd done", i);
- break;
- } else /* in case we are originating call ... */
- if (strncmp(console_buffer, "CONNECT", 7) == 0) {
- debug("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);
- debug("ini_f: [%s]", console_buffer);
- if (strncmp(console_buffer, "CONNECT", 7) == 0) {
- debug("ini_f: connected");
- return 0;
- }
- }
-
- return 0;
-}