On 1/21/21 4:13 AM, Lauri Kasanen wrote: > + > +#define PI_DRAM_REG 0 > +#define PI_CART_REG 1 > +#define PI_READ_REG 2 > +#define PI_WRITE_REG 3 > +#define PI_STATUS_REG 4 > + > +#define PI_STATUS_DMA_BUSY (1 << 0) > +#define PI_STATUS_IO_BUSY (1 << 1) > + > +#define CART_DOMAIN 0x10000000 > +#define CART_MAX 0x1FFFFFFF I'd align macro definitions with tabs :- #define PI_STATUS_DMA_BUSY (1 << 0) #define PI_STATUS_IO_BUSY (1 << 1) #define CART_DOMAIN 0x10000000 #define CART_MAX 0x1FFFFFFF