| /linux/arch/powerpc/boot/ |
| A D | ns16550.c | 25 #define UART_LSR 5 /* In: Line Status Register */ macro
42 while ((in_8(reg_base + (UART_LSR << reg_shift)) & UART_LSR_THRE) == 0); in ns16550_putc()
48 while ((in_8(reg_base + (UART_LSR << reg_shift)) & UART_LSR_DR) == 0); in ns16550_getc()
54 return ((in_8(reg_base + (UART_LSR << reg_shift)) & UART_LSR_DR) != 0); in ns16550_tstc()
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| /linux/arch/arm/include/debug/ |
| A D | palmchip.S | 5 #undef UART_LSR
9 #define UART_LSR 7 macro
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| A D | omap2plus.S | 47 mov \rp, #(UART_LSR << ZOOM_PORT_SHIFT)
72 1001: ldrb \rd, [\rx] @ rx contains UART_LSR address
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| A D | 8250.S | 42 1002: load \rd, [\rx, #UART_LSR << UART_SHIFT]
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| /linux/drivers/accessibility/speakup/ |
| A D | serialio.c | 99 if (inb(ser->port + UART_LSR) == 0xff) { in spk_serial_init()
120 while (inb_p(speakup_info.port_tts + UART_LSR) & UART_LSR_DR) { in synth_readbuf_handler()
146 inb(speakup_info.port_tts + UART_LSR); in start_serial_interrupt()
258 while (!(inb_p(speakup_info.port_tts + UART_LSR) & UART_LSR_DR)) { in spk_serial_in()
272 lsr = inb_p(speakup_info.port_tts + UART_LSR); in spk_serial_in_nowait()
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| A D | serialio.h | 38 (!uart_lsr_tx_empty(inb(speakup_info.port_tts + UART_LSR)))
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| /linux/arch/mips/ath25/ |
| A D | early_printk.c | 40 while ((prom_uart_rr(base, UART_LSR) & UART_LSR_THRE) == 0) in prom_putchar()
43 while ((prom_uart_rr(base, UART_LSR) & UART_LSR_THRE) == 0) in prom_putchar()
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| /linux/arch/powerpc/platforms/embedded6xx/ |
| A D | ls_uart.c | 37 char lsr = in_8(avr_addr + UART_LSR); in wd_stop()
47 while (in_8(avr_addr + UART_LSR) & UART_LSR_DR) in wd_stop()
105 (void) in_8(avr_addr + UART_LSR); in ls_uart_init()
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| /linux/arch/powerpc/kernel/ |
| A D | udbg_16550.c | 22 #define UART_LSR 5 macro
51 while ((udbg_uart_in(UART_LSR) & LSR_THRE) == 0) in udbg_uart_flush()
71 if (!(udbg_uart_in(UART_LSR) & LSR_DR)) in udbg_uart_getc_poll()
82 while (!(udbg_uart_in(UART_LSR) & LSR_DR)) in udbg_uart_getc()
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| /linux/arch/mips/ath79/ |
| A D | early_printk.c | 37 prom_putchar_wait(base + UART_LSR * 4, UART_LSR_BOTH_EMPTY); in prom_putchar_ar71xx()
39 prom_putchar_wait(base + UART_LSR * 4, UART_LSR_BOTH_EMPTY); in prom_putchar_ar71xx()
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| /linux/drivers/tty/serial/ |
| A D | pxa.c | 160 *status = serial_in(up, UART_LSR); in receive_chars()
229 lsr = serial_in(up, UART_LSR); in serial_pxa_irq()
246 ret = serial_in(up, UART_LSR) & UART_LSR_TEMT ? TIOCSER_TEMT : 0; in serial_pxa_tx_empty()
339 (void) serial_in(up, UART_LSR); in serial_pxa_startup()
365 (void) serial_in(up, UART_LSR); in serial_pxa_startup()
565 status = serial_in(up, UART_LSR); in wait_for_xmitr()
641 unsigned char lsr = serial_in(up, UART_LSR); in serial_pxa_get_poll_char()
644 lsr = serial_in(up, UART_LSR); in serial_pxa_get_poll_char()
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| A D | sunsu.c | 390 *status = serial_inp(up, UART_LSR); in receive_chars()
463 status = serial_inp(up, UART_LSR); in sunsu_serial_interrupt()
525 } while (serial_in(up, UART_LSR) & UART_LSR_DR); in receive_kbd_ms_chars()
533 unsigned char status = serial_inp(up, UART_LSR); in sunsu_kbd_ms_interrupt()
550 ret = serial_in(up, UART_LSR) & UART_LSR_TEMT ? TIOCSER_TEMT : 0; in sunsu_tx_empty()
654 (void) serial_inp(up, UART_LSR); in sunsu_startup()
665 (serial_inp(up, UART_LSR) == 0xff)) { in sunsu_startup()
715 (void) serial_inp(up, UART_LSR); in sunsu_startup()
990 lsr = serial_in(up, UART_LSR); in sunsu_serio_write()
1261 status = serial_in(up, UART_LSR); in wait_for_xmitr()
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| A D | omap-serial.c | 538 lsr = serial_in(up, UART_LSR); in serial_omap_irq()
583 ret = serial_in(up, UART_LSR) & UART_LSR_TEMT ? TIOCSER_TEMT : 0; in serial_omap_tx_empty()
694 (void) serial_in(up, UART_LSR); in serial_omap_startup()
695 if (serial_in(up, UART_LSR) & UART_LSR_DR) in serial_omap_startup()
759 if (serial_in(up, UART_LSR) & UART_LSR_DR) in serial_omap_shutdown()
1084 status = serial_in(up, UART_LSR); in wait_for_xmitr()
1123 status = serial_in(up, UART_LSR); in serial_omap_poll_get_char()
1158 status = omap_serial_early_in(port, UART_LSR); in omap_serial_early_putc()
1692 while (UART_LSR_THRE != (serial_in(up, UART_LSR) & in serial_omap_mdr1_errataset()
1698 serial_in(up, UART_LSR)); in serial_omap_mdr1_errataset()
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| A D | serial-tegra.c | 339 lsr = tegra_uart_read(tup, UART_LSR); in tegra_uart_fifo_reset()
492 unsigned long lsr = tegra_uart_read(tup, UART_LSR); in tegra_uart_fill_tx_fifo()
609 unsigned long lsr = tegra_uart_read(tup, UART_LSR); in tegra_uart_tx_empty()
653 lsr = tegra_uart_read(tup, UART_LSR); in tegra_uart_handle_rx_pio()
902 tegra_uart_read(tup, UART_LSR)); in tegra_uart_isr()
952 lsr = tegra_uart_read(tup, UART_LSR); in tegra_uart_hw_deinit()
974 lsr = tegra_uart_read(tup, UART_LSR); in tegra_uart_hw_deinit()
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| A D | pch_uart.c | 320 "LSR: \t0x%02x\n", ioread8(priv->membase + UART_LSR)); in port_show_regs()
556 lsr = ioread8(priv->membase + UART_LSR); in pch_uart_hal_read()
557 for (i = 0, lsr = ioread8(priv->membase + UART_LSR); in pch_uart_hal_read()
559 lsr = ioread8(priv->membase + UART_LSR)) { in pch_uart_hal_read()
583 return ioread8(priv->membase + UART_LSR); in pch_uart_hal_get_line_status()
1437 status = ioread8(up->membase + UART_LSR); in wait_for_xmitr()
1469 u8 lsr = ioread8(priv->membase + UART_LSR); in pch_uart_get_poll_char()
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| /linux/drivers/tty/serial/8250/ |
| A D | 8250_rt288x.c | 24 [UART_LSR] = 7,
109 status = au_serial_in(port, UART_LSR); in au_putc()
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| A D | 8250_early.c | 86 status = serial8250_early_in(port, UART_LSR); in serial_putc()
112 status = serial8250_early_in(port, UART_LSR); in early_serial8250_read()
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| /linux/drivers/media/rc/ |
| A D | serial_ir.c | 197 while (!(sinp(UART_LSR) & UART_LSR_THRE)) in send_pulse_irdeo()
205 while (!(sinp(UART_LSR) & UART_LSR_TEMT)) in send_pulse_irdeo()
430 sinp(UART_LSR); in hardware_init_port()
439 sinp(UART_LSR); in hardware_init_port()
697 sinp(UART_LSR); in serial_ir_suspend()
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| /linux/arch/mips/boot/compressed/ |
| A D | uart-16550.c | 45 while (((serial_in(UART_LSR) & UART_LSR_THRE) == 0) && (timeout-- > 0)) in putc()
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| /linux/arch/mips/kernel/ |
| A D | early_printk_8250.c | 46 status = serial_in(UART_LSR); in prom_putchar()
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| /linux/drivers/bluetooth/ |
| A D | dtl1_cs.c | 115 if (!(inb(iobase + UART_LSR) & UART_LSR_THRE)) in dtl1_write()
285 } while (inb(iobase + UART_LSR) & UART_LSR_DR); in dtl1_receive()
311 lsr = inb(iobase + UART_LSR); in dtl1_interrupt()
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| /linux/arch/sh/include/asm/ |
| A D | smc37c93x.h | 64 #define UART_LSR 0xa /* Line Status Register */ macro
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| /linux/arch/x86/platform/ce4100/ |
| A D | ce4100.c | 64 lsr = mem_serial_in(p, UART_LSR); in ce4100_mem_serial_in()
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| /linux/drivers/tty/ |
| A D | mxser.c | 753 if (inb(info->ioaddr + UART_LSR) == 0xff) { in mxser_activate()
767 (void) inb(info->ioaddr + UART_LSR); in mxser_activate()
791 (void) inb(info->ioaddr + UART_LSR); in mxser_activate()
1088 status = inb(info->ioaddr + UART_LSR); in mxser_get_lsr_info()
1385 lsr = inb(info->ioaddr + UART_LSR); in mxser_tx_empty()
1549 status = inb(port->ioaddr + UART_LSR); in mxser_receive_chars_old()
1614 status = inb(port->ioaddr + UART_LSR); in mxser_port_isr()
1623 status = inb(port->ioaddr + UART_LSR); in mxser_port_isr()
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| /linux/include/uapi/linux/ |
| A D | serial_reg.h | 139 #define UART_LSR 5 /* In: Line Status Register */ macro
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