summaryrefslogtreecommitdiff
path: root/mapper_000b.c
diff options
context:
space:
mode:
Diffstat (limited to 'mapper_000b.c')
-rw-r--r--mapper_000b.c27
1 files changed, 0 insertions, 27 deletions
diff --git a/mapper_000b.c b/mapper_000b.c
deleted file mode 100644
index 9252060..0000000
--- a/mapper_000b.c
+++ /dev/null
@@ -1,27 +0,0 @@
-
-
-static void mapper_000b_init(struct nes_state *state) {
- state->map.m000b.prg_ptr = state->prg_rom;
- state->map.m000b.chr_ptr = state->chr_rom;
-}
-
-static uint8_t mapper_000b_prg_read(struct nes_state *state, uint32_t addr) {
- if(addr >= 0x8000) {
- return state->map.m000b.prg_ptr[addr - 0x8000];
- }
- return 0;
-}
-
-static void mapper_000b_prg_write(struct nes_state *state, uint32_t addr, uint8_t value) {
- if(addr >= 0x8000) {
- state->map.m000b.prg_ptr = state->prg_rom + ((value >> 4) & 7) * 0x8000;
- state->map.m000b.chr_ptr = state->chr_rom + (value & 0x0F) * 0x2000;
- }
-}
-
-static uint8_t mapper_000b_chr_read(struct nes_state *state, uint32_t addr) {
- return state->map.m000b.chr_ptr[addr];
-}
-
-static void mapper_000b_chr_write(struct nes_state *state, uint32_t addr, uint8_t value) {
-}