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
This commit is contained in:
parent
f4091be1d3
commit
07bc348c91
2 changed files with 163 additions and 1 deletions
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@ -9,7 +9,7 @@ INCLUDES=-I$(HWSTUB_INCLUDE_DIR) -I$(REGTOOLS_INCLUDE_DIR) `pkg-config --cflags
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CFLAGS=-Wall -O2 -std=c99 -g $(INCLUDES) -D_XOPEN_SOURCE=600
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CXXFLAGS=-Wall -O2 -std=c++11 -g $(INCLUDES)
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LDFLAGS=-lhwstub `pkg-config --libs libusb-1.0` `pkg-config --libs lua5.2` -lreadline -L$(HWSTUB_LIB_DIR) -L$(REGTOOLS_LIB_DIR) -lsocdesc `xml2-config --libs` -pthread
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EXEC=hwstub_shell hwstub_load hwstub_server hwstub_test
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EXEC=hwstub_shell hwstub_load hwstub_server hwstub_test hwstub_dump
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SRC=$(wildcard *.c)
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SRCXX=$(wildcard *.cpp)
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OBJ=$(SRC:.c=.o) $(SRCXX:.cpp=.o)
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@ -38,6 +38,9 @@ hwstub_shell: hwstub_shell.o prompt.o $(LIBS)
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hwstub_load: hwstub_load.o $(LIBS)
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$(LD) -o $@ $^ $(LDFLAGS)
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hwstub_dump: hwstub_dump.o $(LIBS)
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$(LD) -o $@ $^ $(LDFLAGS)
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hwstub_server: hwstub_server.o $(LIBS)
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$(LD) -o $@ $^ $(LDFLAGS)
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159
utils/hwstub/tools/hwstub_dump.cpp
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159
utils/hwstub/tools/hwstub_dump.cpp
Normal file
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@ -0,0 +1,159 @@
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/***************************************************************************
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* __________ __ ___.
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* Open \______ \ ____ ____ | | _\_ |__ _______ ___
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* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
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* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
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* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
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* \/ \/ \/ \/ \/
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* $Id$
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*
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* Copyright (C) 2016 by Amaury Pouly
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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* KIND, either express or implied.
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*
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****************************************************************************/
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <getopt.h>
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#include <stdbool.h>
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#include <ctype.h>
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#include <iostream>
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#include "hwstub.hpp"
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#include "hwstub_uri.hpp"
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using namespace hwstub;
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void usage(void)
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{
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fprintf(stderr, "usage: hwstub_ump [options] <addr> <size>\n");
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fprintf(stderr, "options:\n");
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fprintf(stderr, " --help/-h Display this help\n");
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fprintf(stderr, " --verbose/-v Verbose output\n");
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fprintf(stderr, " --dev/-d <uri> Device URI (see below)\n");
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//hwstub::usage_uri(stdout);
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exit(1);
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}
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int main(int argc, char **argv)
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{
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const char *uri = hwstub::uri::default_uri().full_uri().c_str();
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bool verbose = false;
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// parse command line
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while(1)
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{
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static struct option long_options[] =
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{
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{"help", no_argument, 0, 'h'},
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{"dev", required_argument, 0, 'd'},
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{"verbose", no_argument, 0, 'v'},
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{0, 0, 0, 0}
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};
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int c = getopt_long(argc, argv, "hd:v", long_options, NULL);
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if(c == -1)
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break;
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switch(c)
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{
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case -1:
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break;
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case 'v':
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verbose = true;
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break;
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case 'h':
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usage();
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break;
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case 'd':
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uri = optarg;
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break;
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default:
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abort();
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}
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}
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if(optind + 2 != argc)
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usage();
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char *end;
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unsigned long addr = strtoul(argv[optind], &end, 0);
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if(*end)
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{
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fprintf(stderr, "Invalid dump address\n");
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return 2;
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}
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unsigned long size = strtoul(argv[optind + 1], &end, 0);
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if(*end)
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{
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fprintf(stderr, "Invalid dump size\n");
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return 2;
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}
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// create usb context
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std::string errstr;
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std::shared_ptr<context> hwctx = uri::create_context(uri::uri(uri), &errstr);
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if(!hwctx)
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{
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fprintf(stderr, "Cannot create context: %s\n", errstr.c_str());
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return 1;
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}
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if(verbose)
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hwctx->set_debug(std::cerr);
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std::vector<std::shared_ptr<hwstub::device>> list;
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hwstub::error ret = hwctx->get_device_list(list);
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if(ret != hwstub::error::SUCCESS)
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{
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fprintf(stderr, "Cannot get device list: %d\n", (int)ret);
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return 1;
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}
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if(list.size() == 0)
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{
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fprintf(stderr, "No hwstub device detected!\n");
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return 1;
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}
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/* open first device */
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std::shared_ptr<hwstub::handle> hwdev;
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ret = list[0]->open(hwdev);
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if(ret != hwstub::error::SUCCESS)
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{
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fprintf(stderr, "Cannot open device: %d\n", (int)ret);
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return 1;
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}
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/* load */
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uint8_t *buffer = new uint8_t[size];
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size_t out_size = size;
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ret = hwdev->read(addr, buffer, out_size, false);
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if(ret != hwstub::error::SUCCESS || out_size != size)
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{
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fprintf(stderr, "Dump failed: %s, %zu/%zu\n", error_string(ret).c_str(),
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out_size, size);
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goto Lerr;
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}
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fwrite(buffer, 1, size, stdout);
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return 0;
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Lerr:
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// display log if handled
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fprintf(stderr, "Device log:\n");
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do
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{
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char buffer[128];
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size_t size = sizeof(buffer) - 1;
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hwstub::error err = hwdev->get_log(buffer, size);
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if(err != hwstub::error::SUCCESS)
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break;
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buffer[size] = 0;
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fprintf(stderr, "%s", buffer);
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}while(1);
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return 1;
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}
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