working on mooneye test suite

2025-05-30 00:35:44 -06:00
parent 4d6973304d
commit 1f55455a65
7 changed files with 87 additions and 44 deletions
--- a/lib/cpu_fetch.c
+++ b/lib/cpu_fetch.c
@ -74,7 +74,9 @@ void fetch_data() {
            cpu_set_reg(RT_HL, cpu_read_reg(RT_HL)-1);
            return;
        case AM_R_A8:
-            ctx.fetched_data = bus_read(ctx.regs.pc);
+            u16 addr = bus_read(ctx.regs.pc) | 0xFF00;
+            emu_cycles(1);
+            ctx.fetched_data = bus_read(addr);
            emu_cycles(1);
            ctx.regs.pc++;
            return;