summaryrefslogtreecommitdiff
path: root/nandwrite/jtag.c
diff options
context:
space:
mode:
Diffstat (limited to 'nandwrite/jtag.c')
-rw-r--r--nandwrite/jtag.c114
1 files changed, 0 insertions, 114 deletions
diff --git a/nandwrite/jtag.c b/nandwrite/jtag.c
deleted file mode 100644
index e91d1e8..0000000
--- a/nandwrite/jtag.c
+++ /dev/null
@@ -1,114 +0,0 @@
-/*
- * Copyright (C) 2008 The Android Open Source Project
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * * Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * * Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in
- * the documentation and/or other materials provided with the
- * distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
- * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
- * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
- * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
- * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
- * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
- * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
- * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
- * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- */
-
-#include <boot/boot.h>
-
-#define STATUS_NOMSG 0
-#define STATUS_OKAY 1
-#define STATUS_FAIL 2
-#define STATUS_PRINT 3
-
-void jtag_hook();
-
-volatile unsigned _jtag_cmd = 0;
-volatile unsigned _jtag_msg = 0;
-unsigned char _jtag_cmd_buffer[128];
-unsigned char _jtag_msg_buffer[128];
-
-volatile unsigned _jtag_arg0 = 0;
-volatile unsigned _jtag_arg1 = 0;
-volatile unsigned _jtag_arg2 = 0;
-
-static void jtag_msg(unsigned status, const char *msg)
-{
- unsigned char *out = _jtag_msg_buffer;
- while((*out++ = *msg++) != 0) ;
- _jtag_msg = status;
- do {
- jtag_hook();
- } while(_jtag_msg != 0);
-}
-
-void jtag_okay(const char *msg)
-{
- if(msg == 0) msg = "OKAY";
- jtag_msg(STATUS_OKAY, msg);
-}
-
-void jtag_fail(const char *msg)
-{
- if(msg == 0) msg = "FAIL";
- jtag_msg(STATUS_FAIL, msg);
-}
-
-int jtag_cmd_pending()
-{
- jtag_hook();
- return (int) _jtag_cmd;
-}
-
-void jtag_cmd_loop(void (*do_cmd)(const char *, unsigned, unsigned, unsigned))
-{
- unsigned n;
- for(;;) {
- if(jtag_cmd_pending()){
- do_cmd((const char*) _jtag_cmd_buffer, _jtag_arg0, _jtag_arg1, _jtag_arg2);
- for(n = 0; n < 256; n++) _jtag_cmd_buffer[n] = 0;
- _jtag_arg0 = 0;
- _jtag_arg1 = 0;
- _jtag_arg2 = 0;
- _jtag_cmd = 0;
- }
- }
-}
-
-static char jtag_putc_buffer[128];
-static unsigned jtag_putc_count = 0;
-
-static void jtag_push_buffer(void)
-{
- jtag_putc_buffer[jtag_putc_count] = 0;
- jtag_putc_count = 0;
- jtag_msg(STATUS_PRINT, jtag_putc_buffer);
-}
-
-void jtag_dputc(unsigned c)
-{
- if((c < 32) || (c > 127)) {
- if(c == '\n') {
- jtag_push_buffer();
- }
- return;
- }
-
- jtag_putc_buffer[jtag_putc_count++] = c;
- if(jtag_putc_count == 127) {
- jtag_push_buffer();
- }
-}
-