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libsimtrace/card_emu: Wait for TX completion whenever required

This commit is contained in:
Harald Welte 2023-11-08 19:39:11 +01:00
parent 3d1bb4f282
commit 02ace4a2af
1 changed files with 7 additions and 1 deletions
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8
libsimtrace/src/card_emu.c
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@ -501,6 +501,8 @@ static int tx_byte_atr(struct card_handle *ch)
* don't really care what the number of clock cycles or the absolute
* wall clock time is */
ch->waiting_time = ch->wi * 960;
/* we need to wait until the transmitter is idle */
card_emu_uart_wait_tx_idle(ch->uart_chan);
/* go to next state */
card_set_state(ch, ISO_S_WAIT_TPDU);
return 0;
@ -658,9 +660,10 @@ static int tx_byte_pts(struct card_handle *ch)
/* 2: Transmit the byte */
card_emu_uart_tx(ch->uart_chan, byte);
/* we need to wait until the transmitter is idle before changing baud rate below */
card_emu_uart_wait_tx_idle(ch->uart_chan);
/* 3: Update the state */
switch (ch->pts.state) {
case PTS_S_WAIT_RESP_PCK:
card_emu_uart_wait_tx_idle(ch->uart_chan);
@ -921,6 +924,9 @@ static int tx_byte_tpdu(struct card_handle *ch)
card_emu_uart_tx(ch->uart_chan, byte);
card_emu_uart_reset_wt(ch->uart_chan);
/* we need to wait until the transmitter is idle before disabling TX vi state change below */
card_emu_uart_wait_tx_idle(ch->uart_chan);
/* this must happen _after_ the byte has been transmitted */
switch (ch->tpdu.state) {
case TPDU_S_WAIT_PB: