blob: 328aead94f11d3d97333f50fc77ac74b7077d916 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
|
#include <arch/romcc_io.h>
#include "w83627thg.h"
static inline void pnp_enter_ext_func_mode(device_t dev)
{
unsigned int port = dev >> 8;
outb(0x87, port);
outb(0x87, port);
}
static void pnp_exit_ext_func_mode(device_t dev)
{
unsigned int port = dev >> 8;
outb(0xaa, port);
}
static void w83627thg_enable_serial(device_t dev, unsigned int iobase)
{
pnp_enter_ext_func_mode(dev);
pnp_set_logical_device(dev);
pnp_set_enable(dev, 0);
pnp_set_iobase(dev, PNP_IDX_IO0, iobase);
pnp_set_enable(dev, 1);
pnp_exit_ext_func_mode(dev);
}
|