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/*++
Copyright (c) 2010 WonderMedia Technologies, Inc.
This program is free software: you can redistribute it and/or modify it under
the terms of the GNU General Public License as published by the Free Software
Foundation, either version 2 of the License, or (at your option) any later
version.
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, see http://www.gnu.org/licenses/>.
WonderMedia Technologies, Inc.
10F, 529, Chung-Cheng Road, Hsin-Tien, Taipei 231, R.O.C.
--*/
#if !defined(__UASSERT_H__)
#include "uassert.h"
#endif
#if !defined(__UPC_H__)
#include "upc.h"
#endif
#if !defined(__TMACRO_H__)
#include "tmacro.h"
#endif
#if !defined(__TPCI_H__)
#include "tpci.h"
#endif
#if !defined(__UPCIX_H__)
#include "upcix.h"
#endif
#if !defined(__TBIT_H__)
#include "tbit.h"
#endif
/*--------------------- Static Definitions -------------------------*/
/* PCI configuration space IO port */
#define PCI_INDEX 0xC0000CF8
#define PCI_DATA 0xC0000CFC
/*--------------------- Static Classes ----------------------------*/
/*--------------------- Static Variables --------------------------*/
/*--------------------- Static Functions --------------------------*/
/*--------------------- Export Variables --------------------------*/
/*--------------------- Import Functions --------------------------*/
VOID PCIXvReadB(WORD wBusDevFunId, BYTE byRegOffset, PBYTE pbyData)
{
DWORD dwIndex;
dwIndex = wBusDevFunId;
dwIndex = 0x80000000L | (dwIndex << 8) | (byRegOffset & 0xFC);
PCBvOutPortD(PCI_INDEX, dwIndex);
PCBvInPortB(PCI_DATA + (byRegOffset % 4), pbyData);
}
VOID PCIXvReadW(WORD wBusDevFunId, BYTE byRegOffset, PWORD pwData)
{
DWORD dwIndex;
/* must word alignment */
DBG_ASSERT((byRegOffset % 2) == 0);
dwIndex = wBusDevFunId;
dwIndex = 0x80000000L | (dwIndex << 8) | (byRegOffset & 0xFC);
PCBvOutPortD(PCI_INDEX, dwIndex);
PCBvInPortW(PCI_DATA + (byRegOffset % 4), pwData);
}
VOID PCIXvReadD(WORD wBusDevFunId, BYTE byRegOffset, PDWORD pdwData)
{
DWORD dwIndex;
/* must dword alignment */
DBG_ASSERT((byRegOffset % 4) == 0);
dwIndex = wBusDevFunId;
dwIndex = 0x80000000L | (dwIndex << 8) | (byRegOffset & 0xFC);
PCBvOutPortD(PCI_INDEX, dwIndex);
PCBvInPortD(PCI_DATA, pdwData);
}
VOID PCIXvWriteB(WORD wBusDevFunId, BYTE byRegOffset, BYTE byData)
{
DWORD dwIndex;
dwIndex = wBusDevFunId;
dwIndex = 0x80000000L | (dwIndex << 8) | (byRegOffset & 0xFC);
PCBvOutPortD(PCI_INDEX, dwIndex);
PCBvOutPortB(PCI_DATA + (byRegOffset % 4), byData);
}
VOID PCIXvWriteW(WORD wBusDevFunId, BYTE byRegOffset, WORD wData)
{
DWORD dwIndex;
/* must word alignment */
DBG_ASSERT((byRegOffset % 2) == 0);
dwIndex = wBusDevFunId;
dwIndex = 0x80000000L | (dwIndex << 8) | (byRegOffset & 0xFC);
PCBvOutPortD(PCI_INDEX, dwIndex);
PCBvOutPortW(PCI_DATA + (byRegOffset % 4), wData);
}
VOID PCIXvWriteD(WORD wBusDevFunId, BYTE byRegOffset, DWORD dwData)
{
DWORD dwIndex;
/* must dword alignment */
DBG_ASSERT((byRegOffset % 4) == 0);
dwIndex = wBusDevFunId;
dwIndex = 0x80000000L | (dwIndex << 8) | (byRegOffset & 0xFC);
PCBvOutPortD(PCI_INDEX, dwIndex);
PCBvOutPortD(PCI_DATA, dwData);
}
VOID PCIXvReadManyBytes(WORD wBusDevFunId, BYTE byRegOffset, PBYTE pbyBuffer, WORD wCount)
{
WORD wIdx;
PBYTE pbyTmpBuf = pbyBuffer;
for (wIdx = 0; wIdx < wCount; wIdx++, pbyTmpBuf++)
PCIXvReadB(wBusDevFunId, (BYTE)(byRegOffset + wIdx), pbyTmpBuf);
}
BOOL PCIXbFindDeviceInfo(DWORD dwDevVenID, PBYTE pbyBusNum,
PBYTE pbySlotNum, PBYTE pbyFuncNum, PBYTE pbyRevId, PDWORD pdwIoBase,
PDWORD pdwIoSpaceRange, PBYTE pbyIrqNo)
{
DWORD dwCurrDevVenID;
BYTE byBusNum = *pbyBusNum;
BYTE bySlotNum = *pbySlotNum;
BYTE byFuncNum = *pbyFuncNum;
BOOL bMultiFunc;
BYTE byData;
int i;
for (i = byBusNum; i < MAX_PCI_BUS; i++) {
byBusNum = (BYTE)i;
for ( ; bySlotNum < MAX_PCI_DEVICE; bySlotNum++) {
PCIXvReadB(MAKE_BDF_TO_WORD(byBusNum, bySlotNum, 0), PCI_REG_HDR_TYPE, &byData);
bMultiFunc = BITbIsAllBitsOn(byData, 0x80);
for ( ; byFuncNum < ((bMultiFunc) ? 8 : 1); byFuncNum++) {
PCIXvReadD(MAKE_BDF_TO_WORD(byBusNum, bySlotNum, byFuncNum),
PCI_REG_VENDOR_ID, &dwCurrDevVenID);
/* is this our device? */
if (dwCurrDevVenID == dwDevVenID) {
PCIXvReadB(MAKE_BDF_TO_WORD(byBusNum, bySlotNum, byFuncNum),
PCI_REG_REV_ID, pbyRevId);
PCIXvReadD(MAKE_BDF_TO_WORD(byBusNum, bySlotNum, byFuncNum),
PCI_REG_BAR0, pdwIoBase);
*pdwIoBase = (*pdwIoBase) & 0xFFFFFFFEUL;
/* IO space range: */
/* 43:0x80(128B), 65:0x100(256B) */
if (*pbyRevId < 0x40)
*pdwIoSpaceRange = 0x00000080L;
else
*pdwIoSpaceRange = 0x00000100L;
PCIXvReadB(MAKE_BDF_TO_WORD(byBusNum, bySlotNum, byFuncNum),
PCI_REG_INT_LINE, pbyIrqNo);
*pbyBusNum = byBusNum;
*pbySlotNum = bySlotNum;
*pbyFuncNum = byFuncNum;
return TRUE;
}
}
byFuncNum = 0;
}
bySlotNum = 0;
}
return FALSE;
}
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