summaryrefslogtreecommitdiff
path: root/mappers/mapper_002_2.c
diff options
context:
space:
mode:
Diffstat (limited to 'mappers/mapper_002_2.c')
-rw-r--r--mappers/mapper_002_2.c19
1 files changed, 10 insertions, 9 deletions
diff --git a/mappers/mapper_002_2.c b/mappers/mapper_002_2.c
index 4dbea85..e6cddf7 100644
--- a/mappers/mapper_002_2.c
+++ b/mappers/mapper_002_2.c
@@ -1,8 +1,9 @@
__attribute__((section(".mapper_002_2")))
-static uint8_t mapper_002_2_prg_read(struct nes_state *state, uint32_t addr) {
- struct mapper_002_2 *mapper = (struct mapper_002_2 *)&state->map;
+static uint8_t mapper_002_2_prg_rom_read(struct nes_state *state, uint32_t addr) {
+ struct mapper_002_2 *mapper = &state->mapper_data.m002_2;
+
if(addr >= 0x8000 && addr < 0xc000) {
return mapper->prg_bank0[addr & 0x3fff];
@@ -14,8 +15,8 @@ static uint8_t mapper_002_2_prg_read(struct nes_state *state, uint32_t addr) {
}
__attribute__((section(".mapper_002_2")))
-static void mapper_002_2_prg_write(struct nes_state *state, uint32_t addr, uint8_t value) {
- struct mapper_002_2 *mapper = (struct mapper_002_2 *)&state->map;
+static void mapper_002_2_prg_rom_write(struct nes_state *state, uint32_t addr, uint8_t value) {
+ struct mapper_002_2 *mapper = &state->mapper_data.m002_2;
if(addr >= 0x8000) {
mapper->prg_bank0 = state->prg_rom + ((value & 0x0f) * 0x4000);
@@ -34,13 +35,13 @@ static void mapper_002_2_chr_write(struct nes_state *state, uint32_t addr, uint8
__attribute__((section(".mapper_002_2")))
static void mapper_002_2_init(struct nes_state *state) {
- struct mapper_002_2 *mapper = (struct mapper_002_2 *)&state->map;
+ struct mapper_002_2 *mapper = &state->mapper_data.m002_2;
mapper->prg_bank0 = state->prg_rom;
mapper->prg_bank1 = state->prg_rom + state->ines.prg_size - 0x4000;
- state->mapper.prg_read = mapper_002_2_prg_read;
- state->mapper.prg_write = mapper_002_2_prg_write;
- state->mapper.chr_read = mapper_002_2_chr_read;
- state->mapper.chr_write = mapper_002_2_chr_write;
+ state->mapper_function.prg_rom_read = mapper_002_2_prg_rom_read;
+ state->mapper_function.prg_rom_write = mapper_002_2_prg_rom_write;
+ state->mapper_function.chr_read = mapper_002_2_chr_read;
+ state->mapper_function.chr_write = mapper_002_2_chr_write;
}