diff options
Diffstat (limited to 'post/board/pdm360ng/coproc_com.c')
-rw-r--r-- | post/board/pdm360ng/coproc_com.c | 78 |
1 files changed, 0 insertions, 78 deletions
diff --git a/post/board/pdm360ng/coproc_com.c b/post/board/pdm360ng/coproc_com.c deleted file mode 100644 index e11b69bdc7..0000000000 --- a/post/board/pdm360ng/coproc_com.c +++ /dev/null @@ -1,78 +0,0 @@ -/* - * (C) Copyright 2010 DENX Software Engineering, - * Anatolij Gustschin, agust@denx.de. - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -/* - * Co-Processor communication POST - */ -#include <common.h> -#include <post.h> -#include <serial.h> - -/* - * Actually the termination sequence of the coprocessor - * commands is "\r\n" (CR LF), but here we use a side effect of - * the putc() routine of the serial driver which checks for LF - * and sends CR before sending LF. Therefore the termination - * sequence in the command below is only "\n". - * "alive" string is the coprocessor response for ping command - * and not a command, therefore it is terminated with "\r\n". - */ -char alive[] = "$AL;38\r\n"; -char ping[] = "$PI;2C\n"; - -int coprocessor_post_test(int flags) -{ - struct stdio_dev *cop_port; - int ret; - char buf[10]; - - /* Test IO Coprocessor communication */ - cop_port = open_port(4, CONFIG_SYS_PDM360NG_COPROC_BAUDRATE); - if (!cop_port) - return -1; - - write_port(cop_port, ping); - udelay(CONFIG_SYS_PDM360NG_COPROC_READ_DELAY); - - memset(buf, 0, sizeof(buf)); - ret = read_port(cop_port, buf, sizeof(buf)); - close_port(4); - if (ret <= 0) { - post_log("Error: Can't read IO Coprocessor port.\n"); - return -1; - } - - if (strcmp(buf, alive)) { - post_log("Error: IO-Cop. resp.: %s\n", buf); - return -1; - } - - /* Test WD Coprocessor communication */ - cop_port = open_port(1, CONFIG_SYS_PDM360NG_COPROC_BAUDRATE); - if (!cop_port) { - post_log("Error: Can't open WD Coprocessor port.\n"); - return -1; - } - - write_port(cop_port, ping); - udelay(CONFIG_SYS_PDM360NG_COPROC_READ_DELAY); - - memset(buf, 0, sizeof(buf)); - ret = read_port(cop_port, buf, sizeof(buf)); - close_port(1); - if (ret <= 0) { - post_log("Error: Can't read WD Coprocessor port.\n"); - return -1; - } - - if (strcmp(buf, alive)) { - post_log("Error: WD-Cop. resp.: %s\n", buf); - return -1; - } - - return 0; -} |