add on_mmu_{rb,wb}(), add gpu_is_active(), fix DEC SP

1 files changed, 24 insertions, 0 deletions

diff --git a/test.c b/test.c
index 824458d..5900cf7 100644
--- a/test.c
+++ b/test.c
@@ -135,6 +135,28 @@ on_rst(
   printf("rst: addr = %04x\n", addr);
 }
 
+/* 
+ * static void
+ * on_mmu_rb(
+ *   const gb_t * const ctx,
+ *   const uint16_t addr,
+ *   const uint8_t val
+ * ) {
+ *   UNUSED(ctx);
+ *   printf("mmu_rb: addr = 0x%04X, val = 0x%02X\n", addr, val);
+ * }
+ */ 
+
+static void
+on_mmu_wb(
+  const gb_t * const ctx,
+  const uint16_t addr,
+  const uint8_t val
+) {
+  UNUSED(ctx);
+  printf("mmu_wb: addr = 0x%04X, val = 0x%02X\n", addr, val);
+}
+
 static const gb_config_t
 EXECUTE_CONFIG = {
   .on_set_rom_bank  = on_set_rom_bank,
@@ -146,6 +168,8 @@ EXECUTE_CONFIG = {
   .on_gpu_set_mode  = on_gpu_set_mode,
   .on_set_cpu_state = on_set_cpu_state,
   .on_rst           = on_rst,
+  // .on_mmu_rb        = on_mmu_rb,
+  .on_mmu_wb        = on_mmu_wb,
 };
 
 static void