Home
last modified time | relevance | path

Searched refs:early_serial_base (Results 1 – 7 of 7) sorted by relevance

/linux-4.1.27/arch/x86/kernel/
Dearly_printk.c80 static unsigned long early_serial_base = 0x3f8; /* ttyS0 */ variable
115 while ((serial_in(early_serial_base, LSR) & XMTRDY) == 0 && --timeout) in early_serial_putc()
117 serial_out(early_serial_base, TXR, ch); in early_serial_putc()
135 serial_out(early_serial_base, LCR, 0x3); /* 8n1 */ in early_serial_hw_init()
136 serial_out(early_serial_base, IER, 0); /* no interrupt */ in early_serial_hw_init()
137 serial_out(early_serial_base, FCR, 0); /* no fifo */ in early_serial_hw_init()
138 serial_out(early_serial_base, MCR, 0x3); /* DTR + RTS */ in early_serial_hw_init()
140 c = serial_in(early_serial_base, LCR); in early_serial_hw_init()
141 serial_out(early_serial_base, LCR, c | DLAB); in early_serial_hw_init()
142 serial_out(early_serial_base, DLL, divisor & 0xff); in early_serial_hw_init()
[all …]
/linux-4.1.27/arch/x86/boot/
Dtty.c18 int early_serial_base; variable
34 while ((inb(early_serial_base + LSR) & XMTRDY) == 0 && --timeout) in serial_putchar()
37 outb(ch, early_serial_base + TXR); in serial_putchar()
59 if (early_serial_base != 0) in putchar()
Dearly_serial_console.c38 early_serial_base = port; in early_serial_init()
147 if (!early_serial_base) in console_init()
Dboot.h301 extern int early_serial_base;
/linux-4.1.27/arch/x86/boot/compressed/
Dmisc.h80 extern int early_serial_base;
83 static const int early_serial_base; variable
Dmisc.c167 while ((inb(early_serial_base + LSR) & XMTRDY) == 0 && --timeout) in serial_putchar()
170 outb(ch, early_serial_base + TXR); in serial_putchar()
178 if (early_serial_base) { in __putstr()
Dearly_serial_console.c3 int early_serial_base; variable