sys64738
/
blackmagic
1
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

ftdi: Recognize bitbang SWDIO settings.

This commit is contained in:
Uwe Bonnes 2020-08-04 11:50:58 +02:00 committed by UweBonnes
parent 6ac0a25123
commit 34d0f8a2a1
1 changed files with 4 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
src/platforms/hosted/libftdi_swdptap.c
View File

@ -151,7 +151,7 @@ int libftdi_swdptap_init(swd_proc_t *swd_proc)
active_cable->bb_swd_write.set_data_high ||
active_cable->bb_swd_write.clr_data_high;
bool bb_direct_possible =
active_cable->bb_swdio_in_port_cmd == SET_BITS_LOW &&
active_cable->bb_swdio_in_port_cmd == GET_BITS_LOW &&
active_cable->bb_swdio_in_pin == MPSSE_CS;
if (!bb_swd_read && !bb_swd_write) {
if (bb_direct_possible)
@ -173,7 +173,9 @@ int libftdi_swdptap_init(swd_proc_t *swd_proc)
active_state.data_high |= active_cable->mpsse_swd_read.set_data_high;
active_state.data_high &= ~(active_cable->mpsse_swd_read.clr_data_high);
} else if (direct_bb_swd) {
DEBUG_INFO("Using direct bitbang for SWD.\n");
DEBUG_INFO("Using direct bitbang with SWDIO %cBUS%d.\n",
(active_cable->bb_swdio_in_port_cmd == GET_BITS_LOW) ? 'C' : 'D',
__builtin_ctz(active_cable->bb_swdio_in_pin));
} else {
DEBUG_INFO("Using switched bitbang for SWD.\n");
active_state.data_low |= active_cable->bb_swd_read.set_data_low;