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authorAmaury Pouly <amaury.pouly@gmail.com>2017-01-17 12:01:46 +0100
committerAmaury Pouly <amaury.pouly@gmail.com>2017-01-24 15:34:19 +0100
commit07bc348c914f04657b284cb1ace92df8ef3a15d9 (patch)
tree6c40fee0321f9ae2f51a774fed9720194644364a /utils/hwstub
parentf4091be1d304b3ab996f7ac9f528e9a7fb9cf09b (diff)
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hwstub: add tool to dump memory regions (such as ROM, RAM, or peripherals)
Although this case be done with hwstub_shell, this is common enough to deserve its own tool. Change-Id: I9253e40850f37257464548a3acefb14ea083841d
Diffstat (limited to 'utils/hwstub')
-rw-r--r--utils/hwstub/tools/Makefile5
-rw-r--r--utils/hwstub/tools/hwstub_dump.cpp159
2 files changed, 163 insertions, 1 deletions
diff --git a/utils/hwstub/tools/Makefile b/utils/hwstub/tools/Makefile
index 15585bc097..6f1e3181e3 100644
--- a/utils/hwstub/tools/Makefile
+++ b/utils/hwstub/tools/Makefile
@@ -9,7 +9,7 @@ INCLUDES=-I$(HWSTUB_INCLUDE_DIR) -I$(REGTOOLS_INCLUDE_DIR) `pkg-config --cflags
CFLAGS=-Wall -O2 -std=c99 -g $(INCLUDES) -D_XOPEN_SOURCE=600
CXXFLAGS=-Wall -O2 -std=c++11 -g $(INCLUDES)
LDFLAGS=-lhwstub `pkg-config --libs libusb-1.0` `pkg-config --libs lua5.2` -lreadline -L$(HWSTUB_LIB_DIR) -L$(REGTOOLS_LIB_DIR) -lsocdesc `xml2-config --libs` -pthread
-EXEC=hwstub_shell hwstub_load hwstub_server hwstub_test
+EXEC=hwstub_shell hwstub_load hwstub_server hwstub_test hwstub_dump
SRC=$(wildcard *.c)
SRCXX=$(wildcard *.cpp)
OBJ=$(SRC:.c=.o) $(SRCXX:.cpp=.o)
@@ -38,6 +38,9 @@ hwstub_shell: hwstub_shell.o prompt.o $(LIBS)
hwstub_load: hwstub_load.o $(LIBS)
$(LD) -o $@ $^ $(LDFLAGS)
+hwstub_dump: hwstub_dump.o $(LIBS)
+ $(LD) -o $@ $^ $(LDFLAGS)
+
hwstub_server: hwstub_server.o $(LIBS)
$(LD) -o $@ $^ $(LDFLAGS)
diff --git a/utils/hwstub/tools/hwstub_dump.cpp b/utils/hwstub/tools/hwstub_dump.cpp
new file mode 100644
index 0000000000..ffa2832a55
--- /dev/null
+++ b/utils/hwstub/tools/hwstub_dump.cpp
@@ -0,0 +1,159 @@
+/***************************************************************************
+ * __________ __ ___.
+ * Open \______ \ ____ ____ | | _\_ |__ _______ ___
+ * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
+ * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
+ * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
+ * \/ \/ \/ \/ \/
+ * $Id$
+ *
+ * Copyright (C) 2016 by Amaury Pouly
+ *
+ * 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 software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+ * KIND, either express or implied.
+ *
+ ****************************************************************************/
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <getopt.h>
+#include <stdbool.h>
+#include <ctype.h>
+#include <iostream>
+#include "hwstub.hpp"
+#include "hwstub_uri.hpp"
+
+using namespace hwstub;
+
+void usage(void)
+{
+ fprintf(stderr, "usage: hwstub_ump [options] <addr> <size>\n");
+ fprintf(stderr, "options:\n");
+ fprintf(stderr, " --help/-h Display this help\n");
+ fprintf(stderr, " --verbose/-v Verbose output\n");
+ fprintf(stderr, " --dev/-d <uri> Device URI (see below)\n");
+ //hwstub::usage_uri(stdout);
+ exit(1);
+}
+
+int main(int argc, char **argv)
+{
+ const char *uri = hwstub::uri::default_uri().full_uri().c_str();
+ bool verbose = false;
+
+ // parse command line
+ while(1)
+ {
+ static struct option long_options[] =
+ {
+ {"help", no_argument, 0, 'h'},
+ {"dev", required_argument, 0, 'd'},
+ {"verbose", no_argument, 0, 'v'},
+ {0, 0, 0, 0}
+ };
+
+ int c = getopt_long(argc, argv, "hd:v", long_options, NULL);
+ if(c == -1)
+ break;
+ switch(c)
+ {
+ case -1:
+ break;
+ case 'v':
+ verbose = true;
+ break;
+ case 'h':
+ usage();
+ break;
+ case 'd':
+ uri = optarg;
+ break;
+ default:
+ abort();
+ }
+ }
+
+ if(optind + 2 != argc)
+ usage();
+
+ char *end;
+ unsigned long addr = strtoul(argv[optind], &end, 0);
+ if(*end)
+ {
+ fprintf(stderr, "Invalid dump address\n");
+ return 2;
+ }
+ unsigned long size = strtoul(argv[optind + 1], &end, 0);
+ if(*end)
+ {
+ fprintf(stderr, "Invalid dump size\n");
+ return 2;
+ }
+
+ // create usb context
+ std::string errstr;
+ std::shared_ptr<context> hwctx = uri::create_context(uri::uri(uri), &errstr);
+ if(!hwctx)
+ {
+ fprintf(stderr, "Cannot create context: %s\n", errstr.c_str());
+ return 1;
+ }
+ if(verbose)
+ hwctx->set_debug(std::cerr);
+ std::vector<std::shared_ptr<hwstub::device>> list;
+ hwstub::error ret = hwctx->get_device_list(list);
+ if(ret != hwstub::error::SUCCESS)
+ {
+ fprintf(stderr, "Cannot get device list: %d\n", (int)ret);
+ return 1;
+ }
+ if(list.size() == 0)
+ {
+ fprintf(stderr, "No hwstub device detected!\n");
+ return 1;
+ }
+ /* open first device */
+ std::shared_ptr<hwstub::handle> hwdev;
+ ret = list[0]->open(hwdev);
+ if(ret != hwstub::error::SUCCESS)
+ {
+ fprintf(stderr, "Cannot open device: %d\n", (int)ret);
+ return 1;
+ }
+
+ /* load */
+
+ uint8_t *buffer = new uint8_t[size];
+ size_t out_size = size;
+ ret = hwdev->read(addr, buffer, out_size, false);
+ if(ret != hwstub::error::SUCCESS || out_size != size)
+ {
+ fprintf(stderr, "Dump failed: %s, %zu/%zu\n", error_string(ret).c_str(),
+ out_size, size);
+ goto Lerr;
+ }
+
+ fwrite(buffer, 1, size, stdout);
+
+ return 0;
+
+ Lerr:
+ // display log if handled
+ fprintf(stderr, "Device log:\n");
+ do
+ {
+ char buffer[128];
+ size_t size = sizeof(buffer) - 1;
+ hwstub::error err = hwdev->get_log(buffer, size);
+ if(err != hwstub::error::SUCCESS)
+ break;
+ buffer[size] = 0;
+ fprintf(stderr, "%s", buffer);
+ }while(1);
+ return 1;
+}