diff options
Diffstat (limited to 'src/southbridge/intel/i82801dx/early_smbus.c')
| -rw-r--r-- | src/southbridge/intel/i82801dx/early_smbus.c | 26 |
1 files changed, 7 insertions, 19 deletions
diff --git a/src/southbridge/intel/i82801dx/early_smbus.c b/src/southbridge/intel/i82801dx/early_smbus.c index 00eaee0f9e..1387525f3b 100644 --- a/src/southbridge/intel/i82801dx/early_smbus.c +++ b/src/southbridge/intel/i82801dx/early_smbus.c @@ -18,26 +18,14 @@ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */ -#include "i82801dx.h" +#include <arch/io.h> +#include <arch/romcc_io.h> +#include <device/pci_def.h> +#include <console/console.h> -#define SMBHSTSTAT 0x0 -#define SMBHSTCTL 0x2 -#define SMBHSTCMD 0x3 -#define SMBXMITADD 0x4 -#define SMBHSTDAT0 0x5 -#define SMBHSTDAT1 0x6 -#define SMBBLKDAT 0x7 -#define SMBTRNSADD 0x9 -#define SMBSLVDATA 0xa -#define SMLINK_PIN_CTL 0xe -#define SMBUS_PIN_CTL 0xf - -/* Between 1-10 seconds, We should never timeout normally - * Longer than this is just painful when a timeout condition occurs. - */ -//#define SMBUS_TIMEOUT (100*1000*10) +#include "i82801dx.h" -static void enable_smbus(void) +void enable_smbus(void) { device_t dev = PCI_DEV(0x0, 0x1f, 0x3); @@ -112,7 +100,7 @@ static int smbus_wait_until_done(void) return loops ? 0 : -3; } -static int smbus_read_byte(unsigned device, unsigned address) +int smbus_read_byte(unsigned device, unsigned address) { unsigned char global_status_register; unsigned char byte; |