diff options
author | Ingo Albrecht <prom@berlin.ccc.de> | 2010-02-24 02:37:04 +0100 |
---|---|---|
committer | Harald Welte <laforge@gnumonks.org> | 2010-03-07 11:47:10 +0100 |
commit | 2fc7d9d001f470022c86edfa069c31c189c6d5c4 (patch) | |
tree | 5f7569d27a2b062eeceda70073f628fbee6e8ddd /src/target/firmware/calypso | |
parent | 842dbc31d1e1203a0cf133a17ceef5a89d495d69 (diff) |
Allow use of uart driver without interrupts.
Diffstat (limited to 'src/target/firmware/calypso')
-rw-r--r-- | src/target/firmware/calypso/uart.c | 26 |
1 files changed, 19 insertions, 7 deletions
diff --git a/src/target/firmware/calypso/uart.c b/src/target/firmware/calypso/uart.c index 7e68edc3..70e50c15 100644 --- a/src/target/firmware/calypso/uart.c +++ b/src/target/firmware/calypso/uart.c @@ -272,21 +272,25 @@ static const uint8_t uart2irq[] = { [1] = IRQ_UART_MODEM, }; -void uart_init(uint8_t uart) +void uart_init(uint8_t uart, uint8_t interrupts) { uint8_t irq = uart2irq[uart]; uart_reg_write(uart, IER, 0x00); if (uart == CONS_UART_NR) { cons_init(); - irq_register_handler(irq, &uart_irq_handler_cons); - irq_config(irq, 0, 0, 0xff); - irq_enable(irq); + if(interrupts) { + irq_register_handler(irq, &uart_irq_handler_cons); + irq_config(irq, 0, 0, 0xff); + irq_enable(irq); + } } else { sercomm_init(); - irq_register_handler(irq, &uart_irq_handler_sercomm); - irq_config(irq, 0, 0, 0xff); - irq_enable(irq); + if(interrupts) { + irq_register_handler(irq, &uart_irq_handler_sercomm); + irq_config(irq, 0, 0, 0xff); + irq_enable(irq); + } uart_irq_enable(uart, UART_IRQ_RX_CHAR, 1); } #if 0 @@ -312,6 +316,14 @@ void uart_init(uint8_t uart) uart_set_lcr7bit(uart, 0); } +void uart_poll(uint8_t uart) { + if(uart == CONS_UART_NR) { + uart_irq_handler_cons(0); + } else { + uart_irq_handler_sercomm(0); + } +} + void uart_irq_enable(uint8_t uart, enum uart_irq irq, int on) { uint8_t ier = uart_reg_read(uart, IER); |