static void amt_jtagaccel_scan(bool ir_scan, enum scan_type type, uint8_t *buffer, int scan_size)
{
int bits_left = scan_size;
int bit_count = 0;
tap_state_t saved_end_state = tap_get_end_state();
uint8_t aw_tdi_option;
uint8_t dw_tdi_scan;
uint8_t dr_tdo;
uint8_t aw_tms_scan;
uint8_t tms_scan[2];
int jtag_speed_var;
int retval = jtag_get_speed(&jtag_speed_var);
assert(retval == ERROR_OK);
if (ir_scan)
amt_jtagaccel_end_state(TAP_IRSHIFT);
else
amt_jtagaccel_end_state(TAP_DRSHIFT);
/* Only move if we're not already there */
if (tap_get_state() != tap_get_end_state())
amt_jtagaccel_state_move();
amt_jtagaccel_end_state(saved_end_state);
/* handle unaligned bits at the beginning */
if ((scan_size - 1) % 8) {
aw_tdi_option = 0x30 | (((scan_size - 1) % 8) - 1);
AMT_AW(aw_tdi_option);
dw_tdi_scan = buf_get_u32(buffer, bit_count, (scan_size - 1) % 8) & 0xff;
AMT_DW(dw_tdi_scan);
if (jtag_speed_var > 3 || rtck_enabled)
amt_wait_scan_busy();
if ((type == SCAN_IN) || (type == SCAN_IO)) {
AMT_DR(dr_tdo);
dr_tdo = dr_tdo >> (8 - ((scan_size - 1) % 8));
buf_set_u32(buffer, bit_count, (scan_size - 1) % 8, dr_tdo);
}
void amt_jtagaccel_scan(int ir_scan, enum scan_type type, u8 *buffer, int scan_size)
{
int bits_left = scan_size;
int bit_count = 0;
tap_state_t saved_end_state = tap_get_end_state();
u8 aw_tdi_option;
u8 dw_tdi_scan;
u8 dr_tdo;
u8 aw_tms_scan;
u8 tms_scan[2];
if (ir_scan)
amt_jtagaccel_end_state(TAP_IRSHIFT);
else
amt_jtagaccel_end_state(TAP_DRSHIFT);
amt_jtagaccel_state_move();
amt_jtagaccel_end_state(saved_end_state);
/* handle unaligned bits at the beginning */
if ((scan_size - 1) % 8)
{
aw_tdi_option = 0x30 | (((scan_size - 1) % 8) - 1);
AMT_AW(aw_tdi_option);
dw_tdi_scan = buf_get_u32(buffer, bit_count, (scan_size - 1) % 8) & 0xff;
AMT_DW(dw_tdi_scan);
if (jtag_speed > 3 || rtck_enabled)
amt_wait_scan_busy();
if ((type == SCAN_IN) || (type == SCAN_IO))
{
AMT_DR(dr_tdo);
dr_tdo = dr_tdo >> (8 - ((scan_size - 1) % 8));
buf_set_u32(buffer, bit_count, (scan_size - 1) % 8, dr_tdo);
}
