diff options
Diffstat (limited to 'src/target/mips_ejtag.c')
-rw-r--r-- | src/target/mips_ejtag.c | 21 |
1 files changed, 7 insertions, 14 deletions
diff --git a/src/target/mips_ejtag.c b/src/target/mips_ejtag.c index 594711fb..650af3eb 100644 --- a/src/target/mips_ejtag.c +++ b/src/target/mips_ejtag.c @@ -169,31 +169,24 @@ void mips_ejtag_drscan_32_out(struct mips_ejtag *ejtag_info, uint32_t data) jtag_add_dr_scan(tap, 1, &field, TAP_IDLE); } -int mips_ejtag_drscan_8(struct mips_ejtag *ejtag_info, uint32_t *data) +int mips_ejtag_drscan_8(struct mips_ejtag *ejtag_info, uint8_t *data) { - struct jtag_tap *tap; - tap = ejtag_info->tap; - assert(tap != NULL); + assert(ejtag_info->tap != NULL); + struct jtag_tap *tap = ejtag_info->tap; struct scan_field field; - uint8_t t[4] = {0, 0, 0, 0}, r[4]; - int retval; - field.num_bits = 8; - field.out_value = t; - buf_set_u32(t, 0, field.num_bits, *data); - field.in_value = r; + + field.out_value = data; + field.in_value = data; jtag_add_dr_scan(tap, 1, &field, TAP_IDLE); - retval = jtag_execute_queue(); + int retval = jtag_execute_queue(); if (retval != ERROR_OK) { LOG_ERROR("register read failed"); return retval; } - - *data = buf_get_u32(field.in_value, 0, 32); - return ERROR_OK; } |