+ out = data_reg & ctrl_reg;\r
+ out |= 0x7f & ~ctrl_reg; // pull-ups\r
+\r
+ in = port_readers[i](i, out);\r
+\r
+ return (in & ~ctrl_reg) | (data_reg & ctrl_reg);\r
+}\r
+\r
+void PicoSetInputDevice(int port, enum input_device device)\r
+{\r
+ port_read_func *func;\r
+\r
+ if (port < 0 || port > 2)\r
+ return;\r
+\r
+ switch (device) {\r
+ case PICO_INPUT_PAD_3BTN:\r
+ func = read_pad_3btn;\r
+ break;\r
+\r
+ case PICO_INPUT_PAD_6BTN:\r
+ func = read_pad_6btn;\r
+ break;\r
+\r
+ default:\r
+ func = read_nothing;\r
+ break;\r
+ }\r
+\r
+ port_readers[port] = func;\r
+}\r
+\r
+NOINLINE u32 io_ports_read(u32 a)\r