patman: Suppress empty changelog entries

[oweals/u-boot.git] / tools / kwboot.c

diff --git a/tools/kwboot.c b/tools/kwboot.c
index af7a6ee3f6a12c04ac3782cb8703617d63375b45..4be094c9c8d81ebca06170a386718527880a587e 100644 (file)
--- a/tools/kwboot.c
+++ b/tools/kwboot.c
@@ -9,10 +9,14 @@
  *   2008. Chapter 24.2 "BootROM Firmware".
  */
 
+#include "kwbimage.h"
+#include "mkimage.h"
+
 #include <stdlib.h>
 #include <stdio.h>
 #include <string.h>
 #include <stdarg.h>
+#include <image.h>
 #include <libgen.h>
 #include <fcntl.h>
 #include <errno.h>
@@ -22,8 +26,6 @@
 #include <sys/mman.h>
 #include <sys/stat.h>
 
-#include "kwbimage.h"
-
 #ifdef __GNUC__
 #define PACKED __attribute((packed))
 #else
@@ -74,6 +76,7 @@ static int kwboot_verbose;
 
 static int msg_req_delay = KWBOOT_MSG_REQ_DELAY;
 static int msg_rsp_timeo = KWBOOT_MSG_RSP_TIMEO;
+static int blk_rsp_timeo = KWBOOT_BLK_RSP_TIMEO;
 
 static void
 kwboot_printv(const char *fmt, ...)
@@ -179,7 +182,7 @@ kwboot_tty_recv(int fd, void *buf, size_t len, int timeo)
                }
 
                n = read(fd, buf, len);
-               if (n < 0)
+               if (n <= 0)
                        goto out;
 
                buf = (char *)buf + n;
@@ -283,6 +286,7 @@ kwboot_bootmsg(int tty, void *msg)
 {
        int rc;
        char c;
+       int count;
 
        if (msg == NULL)
                kwboot_printv("Please reboot the target into UART boot mode...");
@@ -294,10 +298,12 @@ kwboot_bootmsg(int tty, void *msg)
                if (rc)
                        break;
 
-               rc = kwboot_tty_send(tty, msg, 8);
-               if (rc) {
-                       usleep(msg_req_delay * 1000);
-                       continue;
+               for (count = 0; count < 128; count++) {
+                       rc = kwboot_tty_send(tty, msg, 8);
+                       if (rc) {
+                               usleep(msg_req_delay * 1000);
+                               continue;
+                       }
                }
 
                rc = kwboot_tty_recv(tty, &c, 1, msg_rsp_timeo);
@@ -378,7 +384,7 @@ kwboot_xm_sendblock(int fd, struct kwboot_block *block)
                        break;
 
                do {
-                       rc = kwboot_tty_recv(fd, &c, 1, KWBOOT_BLK_RSP_TIMEO);
+                       rc = kwboot_tty_recv(fd, &c, 1, blk_rsp_timeo);
                        if (rc)
                                break;
 
@@ -423,6 +429,9 @@ kwboot_xmodem(int tty, const void *_data, size_t size)
 
        kwboot_printv("Sending boot image...\n");
 
+       sleep(2); /* flush isn't effective without it */
+       tcflush(tty, TCIOFLUSH);
+
        do {
                struct kwboot_block block;
                int n;
@@ -463,7 +472,7 @@ kwboot_term_pipe(int in, int out, char *quit, int *s)
        char _buf[128], *buf = _buf;
 
        nin = read(in, buf, sizeof(buf));
-       if (nin < 0)
+       if (nin <= 0)
                return -1;
 
        if (quit) {
@@ -614,9 +623,10 @@ static int
 kwboot_img_patch_hdr(void *img, size_t size)
 {
        int rc;
-       bhr_t *hdr;
+       struct main_hdr_v1 *hdr;
        uint8_t csum;
-       const size_t hdrsz = sizeof(*hdr);
+       size_t hdrsz = sizeof(*hdr);
+       int image_ver;
 
        rc = -1;
        hdr = img;
@@ -626,8 +636,20 @@ kwboot_img_patch_hdr(void *img, size_t size)
                goto out;
        }
 
-       csum = kwboot_img_csum8(hdr, hdrsz) - hdr->checkSum;
-       if (csum != hdr->checkSum) {
+       image_ver = image_version(img);
+       if (image_ver < 0) {
+               fprintf(stderr, "Invalid image header version\n");
+               errno = EINVAL;
+               goto out;
+       }
+
+       if (image_ver == 0)
+               hdrsz = sizeof(*hdr);
+       else
+               hdrsz = KWBHEADER_V1_SIZE(hdr);
+
+       csum = kwboot_img_csum8(hdr, hdrsz) - hdr->checksum;
+       if (csum != hdr->checksum) {
                errno = EINVAL;
                goto out;
        }
@@ -639,14 +661,18 @@ kwboot_img_patch_hdr(void *img, size_t size)
 
        hdr->blockid = IBR_HDR_UART_ID;
 
-       hdr->nandeccmode = IBR_HDR_ECC_DISABLED;
-       hdr->nandpagesize = 0;
+       if (image_ver == 0) {
+               struct main_hdr_v0 *hdr_v0 = img;
 
-       hdr->srcaddr = hdr->ext
-               ? sizeof(struct kwb_header)
-               : sizeof(*hdr);
+               hdr_v0->nandeccmode = IBR_HDR_ECC_DISABLED;
+               hdr_v0->nandpagesize = 0;
 
-       hdr->checkSum = kwboot_img_csum8(hdr, hdrsz) - csum;
+               hdr_v0->srcaddr = hdr_v0->ext
+                       ? sizeof(struct kwb_header)
+                       : sizeof(*hdr_v0);
+       }
+
+       hdr->checksum = kwboot_img_csum8(hdr, hdrsz) - csum;
 
        rc = 0;
 out:
@@ -657,7 +683,7 @@ static void
 kwboot_usage(FILE *stream, char *progname)
 {
        fprintf(stream,
-               "Usage: %s [-d | -a | -q <req-delay> | -s <resp-timeo> | -b <image> | -D <image> ] [ -t ] [-B <baud> ] <TTY>\n",
+               "Usage: %s [OPTIONS] [-b <image> | -D <image> ] [-B <baud> ] <TTY>\n",
                progname);
        fprintf(stream, "\n");
        fprintf(stream,
@@ -669,6 +695,8 @@ kwboot_usage(FILE *stream, char *progname)
        fprintf(stream, "  -a: use timings for Armada XP\n");
        fprintf(stream, "  -q <req-delay>:  use specific request-delay\n");
        fprintf(stream, "  -s <resp-timeo>: use specific response-timeout\n");
+       fprintf(stream,
+               "  -o <block-timeo>: use specific xmodem block timeout\n");
        fprintf(stream, "\n");
        fprintf(stream, "  -t: mini terminal\n");
        fprintf(stream, "\n");
@@ -701,7 +729,7 @@ main(int argc, char **argv)
        kwboot_verbose = isatty(STDOUT_FILENO);
 
        do {
-               int c = getopt(argc, argv, "hb:ptaB:dD:q:s:");
+               int c = getopt(argc, argv, "hb:ptaB:dD:q:s:o:");
                if (c < 0)
                        break;
 
@@ -741,6 +769,10 @@ main(int argc, char **argv)
                        msg_rsp_timeo = atoi(optarg);
                        break;
 
+               case 'o':
+                       blk_rsp_timeo = atoi(optarg);
+                       break;
+
                case 'B':
                        speed = kwboot_tty_speed(atoi(optarg));
                        if (speed == -1)
@@ -795,7 +827,7 @@ main(int argc, char **argv)
                        perror("debugmsg");
                        goto out;
                }
-       } else {
+       } else if (bootmsg) {
                rc = kwboot_bootmsg(tty, bootmsg);
                if (rc) {
                        perror("bootmsg");