diff options
| author | Harald Welte <laforge@gnumonks.org> | 2011-08-15 21:42:03 +0200 |
|---|---|---|
| committer | Harald Welte <laforge@gnumonks.org> | 2011-08-15 21:42:03 +0200 |
| commit | a6d972c23dc7160331a4495011a73199eca59a9f (patch) | |
| tree | c3ffb629d4e8b43e04c087fc7fcea1114b43e3de /firmware | |
| parent | ea85282e09d635c64b4a304dd9d556695e74830f (diff) | |
simtrace UART: set INACK flag to make sure we ignore any parity error
As a SIM card tracer, we want to remain completely passive and thus not
signal back parity errors with the ISO 7816 NACK.
The UART INACK flag does exactly that...
Diffstat (limited to 'firmware')
| -rw-r--r-- | firmware/src/simtrace/iso7816_uart.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/firmware/src/simtrace/iso7816_uart.c b/firmware/src/simtrace/iso7816_uart.c index cd1a2f0..67f8e0d 100644 --- a/firmware/src/simtrace/iso7816_uart.c +++ b/firmware/src/simtrace/iso7816_uart.c @@ -588,12 +588,12 @@ void iso_uart_clk_master(unsigned int master) if (master) { usart->US_MR = AT91C_US_USMODE_ISO7816_0 | AT91C_US_CLKS_CLOCK | AT91C_US_CHRL_8_BITS | AT91C_US_NBSTOP_1_BIT | - AT91C_US_CKLO; + AT91C_US_CKLO | AT91C_US_INACK; usart->US_BRGR = (0x0000 << 16) | 16; } else { usart->US_MR = AT91C_US_USMODE_ISO7816_0 | AT91C_US_CLKS_EXT | AT91C_US_CHRL_8_BITS | AT91C_US_NBSTOP_1_BIT | - AT91C_US_CKLO; + AT91C_US_CKLO | AT91C_US_INACK; usart->US_BRGR = (0x0000 << 16) | 0x0001; } } @@ -624,7 +624,7 @@ void iso_uart_init(void) /* ISO7816 T=0 mode with external clock input */ usart->US_MR = AT91C_US_USMODE_ISO7816_0 | AT91C_US_CLKS_EXT | AT91C_US_CHRL_8_BITS | AT91C_US_NBSTOP_1_BIT | - AT91C_US_CKLO; + AT91C_US_CKLO | AT91C_US_INACK; /* Disable all interrupts */ usart->US_IDR = 0xff; |