void samsung_lowlevel_putc(virtual_addr_t base, u8 ch)
{
/* Wait until there is space in the FIFO */
while (!samsung_lowlevel_can_putc(base)) ;
/* Send the character */
vmm_out_8((void *)(base + S3C2410_UTXH), ch);
}
static int samsung_defterm_putc(u8 ch)
{
if (!samsung_lowlevel_can_putc(samsung_defterm_base)) {
return VMM_EFAIL;
}
samsung_lowlevel_putc(samsung_defterm_base, ch);
return VMM_OK;
}
static u32 samsung_tx(struct serial *p, u8 *src, size_t len)
{
u32 i;
struct samsung_port *port = serial_tx_priv(p);
for (i = 0; i < len; i++) {
if (!samsung_lowlevel_can_putc(port->base)) {
break;
}
samsung_lowlevel_putc(port->base, src[i]);
}
return i;
}