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#!/usr/bin/env python3
import sys
def generate_mapper_files(mapper_id, submapper_id=0):
# Format: submapper (1 hex digit) + mapper_id (3 hex digits, zero-padded)
full_id = f"{submapper_id:01x}{int(mapper_id):03x}"
filename = f"mapper_{full_id}"
# Generate C file content
c_content = f"""
static void {filename}_init(struct nes_state *state) {{
}}
static uint8_t {filename}_prg_read(struct nes_state *state, uint32_t addr) {{
}}
static void {filename}_prg_write(struct nes_state *state, uint32_t addr, uint8_t value) {{
}}
static uint8_t {filename}_chr_read(struct nes_state *state, uint32_t addr) {{
}}
static void {filename}_chr_write(struct nes_state *state, uint32_t addr, uint8_t value) {{
}}
static uint8_t {filename}_ciram_read(struct nes_state *state, uint32_t addr) {{
}}
static void {filename}_ciram_write(struct nes_state *state, uint32_t addr, uint8_t value) {{
}}
static void {filename}_tick(struct nes_state *state) {{
}}
"""
# Generate H file content
h_content = f"""
struct {filename} {{
}};
"""
# Generate table entry
table_entry = f""" {{ 0x{int(mapper_id):x}, {filename}_prg_read, {filename}_prg_write, {filename}_chr_read, {filename}_chr_write, {filename}_ciram_read, {filename}_ciram_write, {filename}_tick, {filename}_init }},"""
# Write files
with open(f"{filename}.c", "w") as f:
f.write(c_content)
with open(f"{filename}.h", "w") as f:
f.write(h_content)
print(f"Generated files: {filename}.c, {filename}.h")
print("\nTable entry (copy-paste this into your mapper table):")
print(table_entry)
if __name__ == "__main__":
if len(sys.argv) < 2:
print("Usage: python newmapper.py <mapper_id> [submapper_id=0]")
print("Example: python newmapper.py 123 0 # Creates mapper_0123.*")
sys.exit(1)
mapper_id = sys.argv[1]
submapper_id = int(sys.argv[2]) if len(sys.argv) > 2 else 0
generate_mapper_files(mapper_id, submapper_id)
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