sravan/system76-coreboot
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Cosmetics, coding style fixes (trivial).

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Signed-off-by: Uwe Hermann <uwe@hermann-uwe.de>
Acked-by: Uwe Hermann <uwe@hermann-uwe.de>



git-svn-id: svn://svn.coreboot.org/coreboot/trunk@3180 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
This commit is contained in:
Uwe Hermann
2008-03-20 19:54:59 +00:00
parent 5f4c8abb65
commit 6a441bfb46
22 changed files with 348 additions and 401 deletions
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20
payloads/libpayload/drivers/serial.c
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@ -37,32 +37,32 @@
#endif
void serial_init(void)
{
{
#ifdef CONFIG_SERIAL_SET_SPEED
unsigned char reg;
/* Disable interrupts */
/* Disable interrupts. */
outb(0, IOBASE + 0x01);
/* Assert RTS and DTR */
/* Assert RTS and DTR. */
outb(3, IOBASE + 0x04);
/* Set the divisor latch */
/* Set the divisor latch. */
reg = inb(IOBASE + 0x03);
outb(reg | 0x80, IOBASE + 0x03);
/* Write the divisor */
/* Write the divisor. */
outb(DIVISOR & 0xFF, IOBASE);
outb(DIVISOR >> 8 & 0xFF, IOBASE + 1);
/* Restore the previous value of the divisor */
/* Restore the previous value of the divisor. */
outb(reg &= ~0x80, IOBASE + 0x03);
#endif
}
void serial_putchar(unsigned char c)
{
while((inb(IOBASE + 0x05) & 0x20) == 0);
while ((inb(IOBASE + 0x05) & 0x20) == 0) ;
outb(c, IOBASE);
}
@ -73,6 +73,6 @@ int serial_havechar(void)
int serial_getchar(void)
{
while (!serial_havechar());
return (int) inb(IOBASE);
while (!serial_havechar()) ;
return (int)inb(IOBASE);
}