Z180 parameter checks

[z180-stamp.git] / avr / z80-if.c

diff --git a/avr/z80-if.c b/avr/z80-if.c
index ae3bd66be5c4f7e3dd5cd3a485cadec335a1c89c..08d417b832bd5b69c3675afd553775205b1c745c 100644 (file)
--- a/avr/z80-if.c
+++ b/avr/z80-if.c
@@ -577,7 +577,6 @@ void z80_memfifo_init(const fifo_t f, uint32_t addr)
 {
        fifo_dsc[f].base = addr;
 
-DBG_P(2, "z80_memfifo_init: %i, %lx\n", f, addr);
 
        if (addr != 0) {
                z80_bus_cmd(Request);
@@ -585,6 +584,11 @@ DBG_P(2, "z80_memfifo_init: %i, %lx\n", f, addr);
                fifo_dsc[f].idx_in = z80_read(addr + FIFO_INDEX_IN);
                fifo_dsc[f].idx_out = z80_read(addr + FIFO_INDEX_OUT);
                z80_bus_cmd(Release);
+
+               if (fifo_dsc[f].idx_in != 0 || fifo_dsc[f].idx_out != 0) {
+                       DBG_P(1, "## z80_memfifo_init: %i, %lx, in: %.2x, out: %.2x, mask: %.2x\n",
+                                       f, addr, fifo_dsc[f].idx_in, fifo_dsc[f].idx_out, fifo_dsc[f].mask);
+               }
        }
 }