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xilinx: added readback access to registers (stat, conf, ...)

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This commit is contained in:
Gwenhael Goavec-Merou
2024-04-21 14:35:23 +02:00
parent c0db1b4c98
commit 4fe3d7ccc1
4 changed files with 257 additions and 5 deletions
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src/main.cpp
+18 -3
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@@ -94,6 +94,7 @@ struct arguments {
std::map<uint32_t, misc_device> user_misc_devs;
bool read_dna;
bool read_xadc;
string read_register;
};
int run_xvc_server(const struct arguments &args, const cable_t &cable,
@@ -123,7 +124,7 @@ int main(int argc, char **argv)
/* xvc server */
false, 3721, "-",
"", false, {}, // mcufw conmcu, user_misc_dev_list
false, false // read_dna, read_xadc
false, false, "" // read_dna, read_xadc, read_register
};
/* parse arguments */
try {
@@ -612,6 +613,11 @@ int main(int argc, char **argv)
fpga->connectJtagToMCU();
}
/* read internal register */
if (!args.read_register.empty()) {
fpga->read_register(args.read_register);
}
/* unprotect SPI flash */
if (args.unprotect_flash && args.bit_file.empty()) {
fpga->unprotect_flash();
@@ -701,7 +707,7 @@ static int parse_eng(string arg, double *dst) {
int parse_opt(int argc, char **argv, struct arguments *args,
jtag_pins_conf_t *pins_config)
{
string freqo;
string freqo, rd_reg;
vector<string> pins, bus_dev_num;
bool verbose, quiet;
int8_t verbose_level = -2;
@@ -831,6 +837,8 @@ int parse_opt(int argc, char **argv, struct arguments *args,
cxxopts::value<bool>(args->read_dna))
("X,read_xadc", "Read XADC (Xilinx FPGA only)",
cxxopts::value<bool>(args->read_xadc))
("read-register", "Read Status Register(Xilinx FPGA only)",
cxxopts::value<string>(rd_reg))
("V,Version", "Print program version");
options.parse_positional({"bitstream"});
@@ -1017,6 +1025,12 @@ int parse_opt(int argc, char **argv, struct arguments *args,
printf("pas empty\n");
}
if (result.count("read-register")) {
args->read_register = rd_reg;
printf("read_register");
std::cout << args->read_register << std::endl;
}
if (args->bit_file.empty() &&
args->secondary_bit_file.empty() &&
args->file_type.empty() &&
@@ -1030,7 +1044,8 @@ int parse_opt(int argc, char **argv, struct arguments *args,
!args->reset &&
!args->conmcu &&
!args->read_dna &&
!args->read_xadc) {
!args->read_xadc &&
args->read_register.empty()) {
printError("Error: bitfile not specified");
cout << options.help() << endl;
throw std::exception();