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/*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#define PCI_SPI_C
static const char ThisFile[] = "PCI_SPI.c";
#include "SWFUNC.H"
#ifdef SLT_UBOOT
#include <common.h>
#include <command.h>
#endif
#ifdef SLT_DOS
#include <stdio.h>
#include <stdlib.h>
#include <conio.h>
#include <string.h>
#include <dos.h>
#endif
#include "DEF_SPI.H"
#include "LIB.H"
#include "TYPEDEF.H"
#ifdef SPI_BUS
ULONG GetPCIInfo (DEVICE_PCI_INFO *VGAPCIInfo)
{
ULONG ulPCIBaseAddress, MMIOBaseAddress, LinearAddressBase, busnum, data;
ulPCIBaseAddress = FindPCIDevice (0x1A03, 0x2000, ACTIVE);
busnum = 0;
while (ulPCIBaseAddress == 0 && busnum < 256) {
ulPCIBaseAddress = FindPCIDevice (0x1A03, 0x2000, busnum);
if (ulPCIBaseAddress == 0) {
ulPCIBaseAddress = FindPCIDevice (0x1688, 0x2000, busnum);
}
if (ulPCIBaseAddress == 0) {
ulPCIBaseAddress = FindPCIDevice (0x1A03, 0x1160, busnum);
}
if (ulPCIBaseAddress == 0) {
ulPCIBaseAddress = FindPCIDevice (0x1A03, 0x1180, busnum);
}
busnum++;
}
printf ("ulPCIBaseAddress = %lx\n", ulPCIBaseAddress);
if (ulPCIBaseAddress != 0) {
VGAPCIInfo->ulPCIConfigurationBaseAddress = ulPCIBaseAddress;
VGAPCIInfo->usVendorID = ReadPCIReg(ulPCIBaseAddress, 0, 0xFFFF);
VGAPCIInfo->usDeviceID = ReadPCIReg(ulPCIBaseAddress, 0, 0xFFFF0000) >> 16;
LinearAddressBase = ReadPCIReg (ulPCIBaseAddress, 0x10, 0xFFFFFFF0);
VGAPCIInfo->ulPhysicalBaseAddress = MapPhysicalToLinear (LinearAddressBase, 64 * 1024 * 1024 + 0x200000);
MMIOBaseAddress = ReadPCIReg (ulPCIBaseAddress, 0x14, 0xFFFF0000);
VGAPCIInfo->ulMMIOBaseAddress = MapPhysicalToLinear (MMIOBaseAddress, 64 * 1024 * 1024);
VGAPCIInfo->usRelocateIO = ReadPCIReg (ulPCIBaseAddress, 0x18, 0x0000FF80);
OUTDWPORT(0xcf8, ulPCIBaseAddress + 0x4);
data = INDWPORT(0xcfc);
OUTDWPORT(0xcfc, data | 0x3);
return TRUE;
}
else {
return FALSE;
}
} // End ULONG GetPCIInfo (DEVICE_PCI_INFO *VGAPCIInfo)
BOOLEAN GetDevicePCIInfo (VIDEO_ENGINE_INFO *VideoEngineInfo)
{
if (GetPCIInfo (&VideoEngineInfo->VGAPCIInfo) == TRUE) {
return TRUE;
}
else {
printf("Can not find PCI device!\n");
exit(0);
return FALSE;
}
} // End
#endif // End ifdef SPI_BUS
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