Searched refs:UART_LSR (Results 1 – 6 of 6) sorted by relevance
| /xen-4.10.0-shim-comet/xen/drivers/char/ |
| A D | omap-uart.c | 71 lsr = omap_read(uart, UART_LSR) & 0xff; in omap_uart_interrupt()
286 if ( !(omap_read(uart, UART_LSR) & UART_LSR_DR) ) in omap_uart_getc()
374 uart->vuart.status_off = UART_LSR << REG_SHIFT; in omap_uart_init()
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| A D | ns16550.c | 535 u8 lsr = ns_read_reg(uart, UART_LSR); in ns16550_interrupt()
565 while ( ns_read_reg(uart, UART_LSR) & UART_LSR_DR ) in __ns16550_poll()
573 if ( ( ns_read_reg(uart, UART_LSR) & uart->lsr_mask ) == uart->lsr_mask ) in __ns16550_poll()
597 return ( (ns_read_reg(uart, UART_LSR) & in ns16550_tx_ready()
612 !(ns_read_reg(uart, UART_LSR) & UART_LSR_DR) ) in ns16550_getc()
1516 uart->vuart.status_off = UART_LSR<<uart->reg_shift; in ns16550_uart_dt_init()
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| /xen-4.10.0-shim-comet/xen/include/xen/ |
| A D | 8250-uart.h | 33 #define UART_LSR 0x05 /* line status */ macro
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| /xen-4.10.0-shim-comet/xen/arch/arm/arm32/ |
| A D | debug-8250.inc | 26 ldr \rc, [\rb, #(UART_LSR << EARLY_UART_REG_SHIFT)] /* Read LSR */
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| /xen-4.10.0-shim-comet/xen/arch/arm/arm64/ |
| A D | debug-8250.inc | 28 ldrb w\c, [\xb, #UART_LSR << EARLY_UART_REG_SHIFT]
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| /xen-4.10.0-shim-comet/tools/firmware/rombios/ |
| A D | rombios.c | 1450 #define UART_LSR 0x05
1457 return inb(base_port + UART_LSR) & 0x20;
1469 while (!(inb(base_port + UART_LSR) & 0x40));
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