inline uint8_t
__BS(read_stream_1)(void *v, bus_space_handle_t h, bus_size_t off)
{
#if CHIP_ACCESS_SIZE > 1
volatile CHIP_TYPE *ptr;
#else /* CHIP_ACCESS_SIZE > 1 */
volatile uint8_t *ptr;
#endif /* CHIP_ACCESS_SIZE > 1 */
ptr = (void *)(h + CHIP_OFF8(off));
return *ptr & 0xff;
}
inline void
__BS(write_1)(void *v, bus_space_handle_t h, bus_size_t off, uint8_t val)
{
#if CHIP_ACCESS_SIZE > 1
volatile CHIP_TYPE *ptr;
#else /* CHIP_ACCESS_SIZE > 1 */
volatile uint8_t *ptr;
#endif /* CHIP_ACCESS_SIZE > 1 */
ptr = (void *)(h + CHIP_OFF8(off));
*ptr = val;
}
static uint8_t
__BS(read_stream_1)(void *v, bus_space_handle_t h, bus_size_t off)
{
h += CHIP_OFF8(off);
#if CHIP_ACCESS_SIZE == 8
return (uint8_t)mips3_ld(h);
#elif CHIP_ACCESS_SIZE == 4
return (uint8_t)mips_lwu(h);
#elif CHIP_ACCESS_SIZE == 2
return (uint8_t)mips_lhu(h);
#else
return mips_lbu(h);
#endif
}
static void
__BS(write_1)(void *v, bus_space_handle_t h, bus_size_t off, uint8_t val)
{
h += CHIP_OFF8(off);
#if CHIP_ACCESS_SIZE == 1
mips_sb(h, val);
#else
const int shift = (h & (CHIP_ACCESS_SIZE - 1)) * 8;
h &= ~((bus_space_handle_t)(CHIP_ACCESS_SIZE - 1));
CHIP_TYPE cval = CHIP_SWAP_ACCESS(((CHIP_TYPE)val) << shift);
# if CHIP_ACCESS_SIZE == 8
mips3_sd(h, cval);
# elif CHIP_ACCESS_SIZE == 4
mips_sw(h, cval);
# else
mips_sh(h, cval);
# endif
#endif
}
static uint8_t
__BS(read_1)(void *v, bus_space_handle_t h, bus_size_t off)
{
h += CHIP_OFF8(off);
const int shift = (h & (CHIP_ACCESS_SIZE - 1)) * 8;
h &= ~((bus_space_handle_t)(CHIP_ACCESS_SIZE - 1));
#if CHIP_ACCESS_SIZE == 8
const CHIP_TYPE val = mips3_ld(h);
#elif CHIP_ACCESS_SIZE == 4
const CHIP_TYPE val = mips_lwu(h);
#elif CHIP_ACCESS_SIZE == 2
const CHIP_TYPE val = mips_lhu(h);
#else
const uint8_t val = mips_lbu(h);
#endif
const uint8_t r = (uint8_t)(CHIP_SWAP_ACCESS(val) >> shift);
return r;
}
