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jshamlet |
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#include <ctype.h>
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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 "defines.h"
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#include "files.h"
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extern unsigned char *rom, *rom_usage;
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extern int romsize, banksize, section_overwrite;
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extern int pc_bank, pc_full, pc_slot, pc_slot_max;
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extern struct object_file *obj_tmp;
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int memory_file_id, memory_file_id_source, memory_line_number;
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int mem_insert(int address, unsigned char data) {
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if (rom[address] == data) {
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rom_usage[address]++;
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return SUCCEEDED;
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}
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if (rom_usage[address] != 0)
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fprintf(stderr, "%s: MEM_INSERT: Overwrite at $%x (old $%.2x new $%.2x).\n", get_file_name(memory_file_id), address, rom[address], data);
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rom_usage[address]++;
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rom[address] = data;
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return SUCCEEDED;
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}
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int mem_insert_ref(int address, unsigned char data) {
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if (address > romsize || address < 0) {
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fprintf(stderr, "%s:%s:%d: MEM_INSERT: Address $%x is out of the output range $0-$%x.\n",
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get_file_name(memory_file_id), get_source_file_name(memory_file_id, memory_file_id_source), memory_line_number, address, romsize);
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return FAILED;
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}
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if (rom_usage[address] > 1 && rom[address] != data) {
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if (memory_line_number != 0)
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fprintf(stderr, "%s:%s:%d: MEM_INSERT: Overwrite at $%x (old $%.2x new $%.2x).\n",
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get_file_name(memory_file_id), get_source_file_name(memory_file_id, memory_file_id_source), memory_line_number, address, rom[address], data);
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else
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fprintf(stderr, "%s:%s:[WLA]: MEM_INSERT: Overwrite at $%x (old $%.2x new $%.2x).\n",
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get_file_name(memory_file_id), get_source_file_name(memory_file_id, memory_file_id_source), address, rom[address], data);
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}
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rom_usage[address]++;
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rom[address] = data;
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return SUCCEEDED;
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}
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int mem_insert_pc(unsigned char d, int slot_current, int bank_current) {
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if (pc_slot >= pc_slot_max) {
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fprintf(stderr, "%s: MEM_INSERT: Overflow from slot %d.\n", get_file_name(memory_file_id), slot_current);
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return FAILED;
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}
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if (pc_bank >= banksize) {
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fprintf(stderr, "%s: MEM_INSERT: Overflow from bank %d.\n", get_file_name(memory_file_id), bank_current);
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return FAILED;
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}
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if (rom_usage[pc_full] != 0 && rom[pc_full] != d && section_overwrite == OFF)
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fprintf(stderr, "%s: MEM_INSERT: Overwrite at $%x, old $%x new $%x\n", get_file_name(memory_file_id), pc_full, rom[pc_full], d);
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if (section_overwrite == OFF)
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rom_usage[pc_full]++;
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rom[pc_full] = d;
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pc_slot++;
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pc_bank++;
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pc_full++;
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return SUCCEEDED;
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}
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