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-rw-r--r--src/crossbar_generator.c327
1 files changed, 171 insertions, 156 deletions
diff --git a/src/crossbar_generator.c b/src/crossbar_generator.c
index cae05bc..3db1adc 100644
--- a/src/crossbar_generator.c
+++ b/src/crossbar_generator.c
@@ -1,188 +1,203 @@
-#include <stdio.h>
#include "crossbar_generator.h"
+#include <stdio.h>
-static int validate_config(const Crossbar_Config *config) {
- printf("validating configs...\n");
- if (config == NULL) {
- return -1;
- }
- if (config->rows == 0) {
- return -1;
- }
- if (config->columns == 0) {
- return -1;
- }
- if (config->input_series == NULL) {
- return -1;
- }
- if (config->num_samples == 0) {
- return -1;
- }
- if (config->initial_resistance == NULL) {
- return -1;
- }
- if (config->model_path == NULL) {
- return -1;
- }
- if (config->subcircuit_name == NULL) {
- return -1;
- }
- if (config->load_resistance <= 0.0) {
- return -1;
- }
- if (config->time_step <= 0.0) {
- return -1;
- }
- if (config->stop_time <= 0.0) {
- return -1;
- }
- if (config->print_state_nodes != 0 && config->print_state_nodes != 1) {
- return -1;
- }
- return 0;
+static int validate_config(const Crossbar_Config *config)
+{
+ printf("validating configs...\n");
+ if (config == NULL) {
+ return -1;
+ }
+ if (config->rows == 0) {
+ return -1;
+ }
+ if (config->columns == 0) {
+ return -1;
+ }
+ if (config->input_series == NULL) {
+ return -1;
+ }
+ if (config->num_samples == 0) {
+ return -1;
+ }
+ if (config->initial_resistance == NULL) {
+ return -1;
+ }
+ if (config->model_path == NULL) {
+ return -1;
+ }
+ if (config->subcircuit_name == NULL) {
+ return -1;
+ }
+ if (config->load_resistance <= 0.0) {
+ return -1;
+ }
+ if (config->time_step <= 0.0) {
+ return -1;
+ }
+ if (config->stop_time <= 0.0) {
+ return -1;
+ }
+ if (config->print_state_nodes != 0 && config->print_state_nodes != 1) {
+ return -1;
+ }
+ return 0;
}
-//thus starts fprintf hell...
-static int write_header(FILE *file, const Crossbar_Config *config) {
- if (fprintf(file, "* Generating a crossbar with:\n"
- "*Rows: %zu\n"
- "*Columns: %zu\n",
- config->rows, config->columns ) < 0) {
- fprintf(stderr, "Failed to write header at crossbar size");
- return -1;
- }
+// thus starts fprintf hell...
+static int write_header(FILE *file, const Crossbar_Config *config)
+{
+ if (fprintf(file,
+ "* Generating a crossbar with:\n"
+ "*Rows: %zu\n"
+ "*Columns: %zu\n",
+ config->rows, config->columns) < 0) {
+ fprintf(stderr, "Failed to write header at crossbar size");
+ return -1;
+ }
- //include the memristor model
- if (fprintf(file, "\n.include \"%s\"\n", config->model_path) < 0) {
- fprintf(stderr, "Faile to write header at .include memristor");
- return -1;
- }
+ // include the memristor model
+ if (fprintf(file, "\n.include \"%s\"\n", config->model_path) < 0) {
+ fprintf(stderr, "Faile to write header at .include memristor");
+ return -1;
+ }
- return 0;
+ return 0;
}
-static int write_input_series(FILE *file, const Crossbar_Config *config) {
- fprintf(file, "\n* SPIRES reservoir states\n");
+static int write_input_series(FILE *file, const Crossbar_Config *config)
+{
+ fprintf(file, "\n* SPIRES reservoir states\n");
- for (size_t row = 0; row < config->rows; row++) {
- fprintf(file, "VROW%zu row%zu 0 PWL(", row, row);
+ for (size_t row = 0; row < config->rows; row++) {
+ fprintf(file, "VROW%zu row%zu 0 PWL(", row, row);
- for (size_t sample = 0; sample < config->num_samples; sample++) {
- double time = sample * config->time_step;
- double state = config->input_series[sample * config->rows + row];
+ for (size_t sample = 0; sample < config->num_samples;
+ sample++) {
+ double time = sample * config->time_step;
+ double state =
+ config->input_series[sample * config->rows + row];
- //scale neuron states to safe read voltages
- double voltage = state * 0.1;
+ double voltage = state;
- fprintf(file, "%.17g %.17g ", time, voltage);
- }
- fprintf(file, ")\n");
- }
- return ferror(file) ? -1 : 0;
+ fprintf(file, "%.17g %.17g ", time, voltage);
+ }
+ fprintf(file, ")\n");
+ }
+ return ferror(file) ? -1 : 0;
}
-static int write_memristor_array(FILE *file, const Crossbar_Config *config) {
- if (fprintf(file, "\n* Memristor Array\n") < 0) {
- fprintf(stderr, "Failed to write memristor array comment label thing");
- return -1;
- }
+static int write_memristor_array(FILE *file, const Crossbar_Config *config)
+{
+ if (fprintf(file, "\n* Memristor Array\n") < 0) {
+ fprintf(stderr,
+ "Failed to write memristor array comment label thing");
+ return -1;
+ }
- for (size_t row = 0; row < config->rows; row++) {
- for (size_t column = 0; column < config->columns; column++) {
- //initial_resistance here is done wrong, need to fix
- if (fprintf(file,
- "X%zu%zu row%zu col%zu %s"
- " PARAMS: Rinit=%.0f\n", row, column, row, column,
- config->subcircuit_name,
- config->initial_resistance[row * config->columns + column]) < 0) {
- fprintf(stderr, "Failed to write memristor array");
- return -1;
- }
- }
- printf("\n");
- }
- return 0;
+ for (size_t row = 0; row < config->rows; row++) {
+ for (size_t column = 0; column < config->columns; column++) {
+ // initial_resistance here is done wrong, need to fix
+ if (fprintf(file,
+ "X%zu%zu row%zu col%zu %s"
+ " PARAMS: Rinit=%.12g\n",
+ row, column, row, column,
+ config->subcircuit_name,
+ config->initial_resistance
+ [row * config->columns + column]) < 0) {
+ fprintf(stderr,
+ "Failed to write memristor array");
+ return -1;
+ }
+ }
+ }
+ return 0;
}
-static int write_column_loads(FILE *file, const Crossbar_Config *config) {
- if (fprintf(file, "\n* Column Loads\n") < 0) {
- fprintf(stderr, "Failed to write column loads comment label thing");
- }
-
- for (size_t column = 0; column < config->columns; column++) {
- if (fprintf(file, "RLOAD%zu col%zu 0 %.0f\n", column, column,
- config->load_resistance) < 0) {
- fprintf(stderr, "Failed to write column loads");
- return -1;
- }
- }
- return 0;
+static int write_column_loads(FILE *file, const Crossbar_Config *config)
+{
+ if (fprintf(file, "\n* Column Loads\n") < 0) {
+ fprintf(stderr,
+ "Failed to write column loads comment label thing");
+ }
+
+ for (size_t column = 0; column < config->columns; column++) {
+ if (fprintf(file, "RLOAD%zu col%zu 0 %.0f\n", column, column,
+ config->load_resistance) < 0) {
+ fprintf(stderr, "Failed to write column loads");
+ return -1;
+ }
+ }
+ return 0;
}
-static int write_simulation(FILE *file, const Crossbar_Config *config) {
- if (fprintf(file, "\n* Simulation\n") < 0) {
- fprintf(stderr, "Failed to write simulation header");
- return -1;
- }
-
- if (fprintf(file, ".tran %.17g %.17g uic\n.control\nrun\n",
- config->time_step, config->stop_time) < 0) {
- fprintf(stderr, "Failed to write simulation command");
- return -1;
- }
- return 0;
+static int write_simulation(FILE *file, const Crossbar_Config *config)
+{
+ if (fprintf(file, "\n* Simulation\n") < 0) {
+ fprintf(stderr, "Failed to write simulation header");
+ return -1;
+ }
+
+ if (fprintf(file, ".tran %.17g %.17g uic\n.control\nrun\n",
+ config->time_step, config->stop_time) < 0) {
+ fprintf(stderr, "Failed to write simulation command");
+ return -1;
+ }
+ return 0;
}
-static int write_save_date(FILE *file, const Crossbar_Config *config) {
- fprintf(file, "linearize");
- for (int column = 0; column < config->columns; column++) {
- if (fprintf(file, " v(col%zu)", column) < 0) {
- fprintf(stderr, "Failed to write linearize statements");
- return -1;
- }
- }
+static int write_save_date(FILE *file, const Crossbar_Config *config)
+{
+ fprintf(file, "linearize");
+ for (int column = 0; column < config->columns; column++) {
+ if (fprintf(file, " v(col%zu)", column) < 0) {
+ fprintf(stderr, "Failed to write linearize statements");
+ return -1;
+ }
+ }
- fprintf(file, "\nwrdata crossbar_output.dat");
- for (int column = 0; column < config->columns; column++) {
- fprintf(file, " v(col%zu)", column); //ive given up on error checking
- //Im doing too much of it
- }
+ fprintf(file, "\nwrdata crossbar_output.dat");
+ for (int column = 0; column < config->columns; column++) {
+ fprintf(file, " v(col%zu)",
+ column); // ive given up on error checking
+ // Im doing too much of it
+ }
- if (fprintf(file, "\n.endc\n.end") < 0) {
- fprintf(stderr, "Failed to write end statements");
- return -1;
- }
- return 0;
+ if (fprintf(file, "\n.endc\n.end") < 0) {
+ fprintf(stderr, "Failed to write end statements");
+ return -1;
+ }
+ return 0;
}
int generate_crossbar(const char *output_filename,
- const Crossbar_Config *config) {
- if (validate_config(config) < 0) {
- fprintf(stderr, "invalid config");
- return -1;
- }
+ const Crossbar_Config *config)
+{
+ if (validate_config(config) < 0) {
+ fprintf(stderr, "invalid config");
+ return -1;
+ }
- FILE *file = fopen(output_filename, "w");
+ FILE *file = fopen(output_filename, "w");
- if (file == NULL) {
- fprintf(stderr, "could not create file");
- return -1;
- }
+ if (file == NULL) {
+ fprintf(stderr, "could not create file");
+ return -1;
+ }
- if (write_header(file, config) != 0 ||
- write_input_series(file, config) != 0 ||
- write_memristor_array(file, config) != 0 ||
- write_column_loads(file, config) != 0 ||
- write_simulation(file, config) != 0 ||
- write_save_date(file, config) != 0) {
+ if (write_header(file, config) != 0 ||
+ write_input_series(file, config) != 0 ||
+ write_memristor_array(file, config) != 0 ||
+ write_column_loads(file, config) != 0 ||
+ write_simulation(file, config) != 0 ||
+ write_save_date(file, config) != 0) {
- fclose(file);
- return -1;
- }
+ fclose(file);
+ return -1;
+ }
- if (fclose(file) != 0) {
- fprintf(stderr, "failed to close output file");
- return -1;
- }
- return 0;
+ if (fclose(file) != 0) {
+ fprintf(stderr, "failed to close output file");
+ return -1;
+ }
+ return 0;
}
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