* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
- #include <device/pci_ids.h>
- #include "vx800.h"
-#define SMBUS_IO_BASE 0x0500 //from award bios
-#define PMIO_BASE VX800_ACPI_IO_BASE //might as well set this while we're here
+#include <device/pci_ids.h>
+#include "vx800.h"
+#define SMBUS_IO_BASE 0x0500 //from award bios
+#define PMIO_BASE VX800_ACPI_IO_BASE //might as well set this while we're here
#define SMBHSTSTAT SMBUS_IO_BASE + 0x0
#define SMBSLVSTAT SMBUS_IO_BASE + 0x1
#define SMBUS_DELAY() outb(0x80, 0x80)
-/* Debugging macros. Only necessary if something isn't working right */
-
-#define DEBUG_SMBUS 1
-
-#ifdef DEBUG_SMBUS
+#ifdef CONFIG_DEBUG_SMBUS
#define PRINT_DEBUG(x) print_debug(x)
#define PRINT_DEBUG_HEX16(x) print_debug_hex16(x)
#else
/* Internal functions */
static void smbus_print_error(unsigned char host_status_register, int loops)
{
-// print_err("some i2c error\r\n");
+// print_err("some i2c error\r\n");
/* Check if there actually was an error */
- if ( host_status_register == 0x00 || host_status_register == 0x40 ||
- host_status_register == 0x42) return;
+ if (host_status_register == 0x00 || host_status_register == 0x40 ||
+ host_status_register == 0x42)
+ return;
print_err("smbus_error: ");
print_err_hex8(host_status_register);
print_err("\r\n");
loops = 0;
/* Yes, this is a mess, but it's the easiest way to do it */
- while(((inb(SMBHSTSTAT) & 1) == 1) && (loops <= SMBUS_TIMEOUT)) {
+ while (((inb(SMBHSTSTAT) & 1) == 1) && (loops <= SMBUS_TIMEOUT)) {
SMBUS_DELAY();
++loops;
}
/* Public functions */
static unsigned int set_ics_data(unsigned char dev, int data, char len)
{
- int i;
smbus_reset();
/* clear host data port */
outb(0x00, SMBHSTDAT0);
inb(SMBHSTCTL);
/* fill blocktransfer array */
- if (dev=0xd2) {
+ if (dev == 0xd2) {
//char d2_data[] = {0x0d,0x00,0x3f,0xcd,0x7f,0xbf,0x1a,0x2a,0x01,0x0f,0x0b,0x00,0x8d,0x9b};
- outb(0x0d,SMBBLKDAT);
- outb(0x00,SMBBLKDAT);
- outb(0x3f,SMBBLKDAT);
- outb(0xcd,SMBBLKDAT);
- outb(0x7f,SMBBLKDAT);
- outb(0xbf,SMBBLKDAT);
- outb(0x1a,SMBBLKDAT);
- outb(0x2a,SMBBLKDAT);
- outb(0x01,SMBBLKDAT);
- outb(0x0f,SMBBLKDAT);
- outb(0x0b,SMBBLKDAT);
- outb(0x80,SMBBLKDAT);
- outb(0x8d,SMBBLKDAT);
- outb(0x9b,SMBBLKDAT);
+ outb(0x0d, SMBBLKDAT);
+ outb(0x00, SMBBLKDAT);
+ outb(0x3f, SMBBLKDAT);
+ outb(0xcd, SMBBLKDAT);
+ outb(0x7f, SMBBLKDAT);
+ outb(0xbf, SMBBLKDAT);
+ outb(0x1a, SMBBLKDAT);
+ outb(0x2a, SMBBLKDAT);
+ outb(0x01, SMBBLKDAT);
+ outb(0x0f, SMBBLKDAT);
+ outb(0x0b, SMBBLKDAT);
+ outb(0x80, SMBBLKDAT);
+ outb(0x8d, SMBBLKDAT);
+ outb(0x9b, SMBBLKDAT);
} else {
//char d4_data[] = {0x08,0xff,0x3f,0x00,0x00,0xff,0xff,0xff,0xff};
- outb(0x08,SMBBLKDAT);
- outb(0xff,SMBBLKDAT);
- outb(0x3f,SMBBLKDAT);
- outb(0x00,SMBBLKDAT);
- outb(0x00,SMBBLKDAT);
- outb(0xff,SMBBLKDAT);
- outb(0xff,SMBBLKDAT);
- outb(0xff,SMBBLKDAT);
- outb(0xff,SMBBLKDAT);
+ outb(0x08, SMBBLKDAT);
+ outb(0xff, SMBBLKDAT);
+ outb(0x3f, SMBBLKDAT);
+ outb(0x00, SMBBLKDAT);
+ outb(0x00, SMBBLKDAT);
+ outb(0xff, SMBBLKDAT);
+ outb(0xff, SMBBLKDAT);
+ outb(0xff, SMBBLKDAT);
+ outb(0xff, SMBBLKDAT);
}
//for (i=0; i < len; i++)
- // outb(data[i],SMBBLKDAT);
+ // outb(data[i],SMBBLKDAT);
outb(dev, SMBXMITADD);
outb(0, SMBHSTCMD);
dimm &= 0x0E;
dimm |= 0xA0;
- outb(dimm|0x1, SMBXMITADD);
+ outb(dimm | 0x1, SMBXMITADD);
outb(offset, SMBHSTCMD);
outb(0x48, SMBHSTCTL);
{
device_t dev;
- dev = pci_locate_device(PCI_ID(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_VX855_LPC), 0);
+ dev =
+ pci_locate_device(PCI_ID
+ (PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_VX855_LPC),
+ 0);
- if (dev == PCI_DEV_INVALID) {
+ if (dev == PCI_DEV_INVALID) {
/* This won't display text if enable_smbus() is before serial init */
die("Power Managment Controller not found\r\n");
}
/* Set to Award value */
pci_write_config8(dev, 0xd2, 0x05);
- /* Make it work for I/O ...*/
+ /* Make it work for I/O ... */
pci_write_config16(dev, 0x04, 0x0003);
- /*
- coreboot hangs at this two lines after os reboot(this even happen after I change os
- reboot to cold reboot, this also interfere S3 wakeup)*/
+ /*
+ coreboot hangs at this two lines after os reboot(this even happen after I change os
+ reboot to cold reboot, this also interfere S3 wakeup) */
/* Setup clock chips */
//set_ics_data(0xd2, 0, 14);
//set_ics_data(0xd4, 0, 9);
-
+
smbus_reset();
/* clear host data port */
outb(0x00, SMBHSTDAT0);
SMBUS_DELAY();
- smbus_wait_until_ready();
+ smbus_wait_until_ready();
}
/**
* VT8237R has only been seen on DDR and DDR2 based systems, so far.
*/
for (i = 0; (i < SMBUS_TIMEOUT && ((result < SPD_MEMORY_TYPE_SDRAM) ||
- (result > SPD_MEMORY_TYPE_SDRAM_DDR3))); i++) {
+ (result >
+ SPD_MEMORY_TYPE_SDRAM_DDR3)));
+ i++) {
if (current_slot > ram_slots)
current_slot = 0;
result = get_spd_data(ctrl->channel0[current_slot],
- SPD_MEMORY_TYPE);
+ SPD_MEMORY_TYPE);
current_slot++;
PRINT_DEBUG(".");
}
}
/* Debugging Function */
-#ifdef DEBUG_SMBUS
+#if CONFIG_DEBUG_SMBUS
static void dump_spd_data(void)
{
int dimm, offset, regs;
unsigned int val;
- for(dimm = 0; dimm < 8; dimm++)
- {
+ for (dimm = 0; dimm < 8; dimm++) {
print_debug("SPD Data for DIMM ");
print_debug_hex8(dimm);
print_debug("\r\n");
val = get_spd_data(dimm, 0);
- if(val == 0xff)
- {
+ if (val == 0xff) {
regs = 256;
- } else if(val == 0x80) {
+ } else if (val == 0x80) {
regs = 128;
} else {
print_debug("No DIMM present\r\n");
regs = 0;
}
- for(offset = 0; offset < regs; offset++)
- {
+ for (offset = 0; offset < regs; offset++) {
print_debug(" Offset ");
print_debug_hex8(offset);
print_debug(" = 0x");