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lattice,device: introduce method to dump flash content

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This commit is contained in:
Gwenhael Goavec-Merou
2021-06-24 18:20:34 +02:00
parent c471d25bb5
commit fe0a315456
5 changed files with 107 additions and 6 deletions
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src/main.cpp
+19 -3
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@@ -67,6 +67,7 @@ struct arguments {
string fpga_part;
string probe_firmware;
int index_chain;
unsigned int file_size;
};
int parse_opt(int argc, char **argv, struct arguments *args, jtag_pins_conf_t *pins_config);
@@ -82,7 +83,7 @@ int main(int argc, char **argv)
/* command line args. */
struct arguments args = {0, false, false, false, 0, "", "", "-", "", -1,
6000000, "-", false, false, false, false, Device::WR_SRAM, false,
false, false, "", "", "", -1};
false, false, "", "", "", -1, 0};
/* parse arguments */
try {
if (parse_opt(argc, argv, &args, &pins_config))
@@ -379,7 +380,8 @@ int main(int argc, char **argv)
return EXIT_FAILURE;
}
if (!args.bit_file.empty() || !args.file_type.empty()) {
if ((!args.bit_file.empty() || !args.file_type.empty())
&& args.prg_type != Device::RD_FLASH) {
try {
fpga->program(args.offset);
} catch (std::exception &e) {
@@ -389,6 +391,14 @@ int main(int argc, char **argv)
}
}
if (args.prg_type == Device::RD_FLASH) {
if (args.file_size == 0) {
printError("Error: 0 size for dump");
} else {
fpga->dumpFlash(args.bit_file, args.offset, args.file_size);
}
}
if (args.reset)
fpga->reset();
@@ -455,6 +465,9 @@ int parse_opt(int argc, char **argv, struct arguments *args, jtag_pins_conf_t *p
("detect", "detect FPGA",
cxxopts::value<bool>(args->detect))
("dfu", "DFU mode", cxxopts::value<bool>(args->dfu))
("dump-flash", "Dump flash mode")
("file-size", "provides size in Byte to dump, must be used with dump-flash",
cxxopts::value<unsigned int>(args->file_size))
("file-type", "provides file type instead of let's deduced by using extension",
cxxopts::value<string>(args->file_type))
("fpga-part", "fpga model flavor + package", cxxopts::value<string>(args->fpga_part))
@@ -511,7 +524,8 @@ int parse_opt(int argc, char **argv, struct arguments *args, jtag_pins_conf_t *p
return 1;
}
if (result.count("write-flash") && result.count("write-sram")) {
if (result.count("write-flash") && result.count("write-sram") &&
result.count("dump-flash")) {
printError("Error: both write to flash and write to ram enabled");
throw std::exception();
}
@@ -520,6 +534,8 @@ int parse_opt(int argc, char **argv, struct arguments *args, jtag_pins_conf_t *p
args->prg_type = Device::WR_FLASH;
else if (result.count("write-sram"))
args->prg_type = Device::WR_SRAM;
else if (result.count("dump-flash"))
args->prg_type = Device::RD_FLASH;
if (result.count("freq")) {
double freq;