diff options
Diffstat (limited to 'src/northbridge/amd/amdmct/mct_ddr3/mctchi_d.c')
| -rw-r--r-- | src/northbridge/amd/amdmct/mct_ddr3/mctchi_d.c | 123 |
1 files changed, 0 insertions, 123 deletions
diff --git a/src/northbridge/amd/amdmct/mct_ddr3/mctchi_d.c b/src/northbridge/amd/amdmct/mct_ddr3/mctchi_d.c deleted file mode 100644 index d458f3a48e..0000000000 --- a/src/northbridge/amd/amdmct/mct_ddr3/mctchi_d.c +++ /dev/null @@ -1,123 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * Copyright (C) 2010 Advanced Micro Devices, 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; version 2 of the License. - * - * 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. - */ - -#include <stdint.h> -#include "mct_d.h" -#include "mct_d_gcc.h" -#include <console/console.h> - -void InterleaveChannels_D(struct MCTStatStruc *pMCTstat, - struct DCTStatStruc *pDCTstatA) -{ - - u8 Node; - u32 DramBase, DctSelBase; - u8 DctSelIntLvAddr, DctSelHi; - u8 HoleValid = 0; - u32 HoleSize, HoleBase = 0; - u32 val, tmp; - u32 dct0_size, dct1_size; - struct DCTStatStruc *pDCTstat; - - /* HoleValid - indicates whether the current Node contains hole. - * HoleSize - indicates whether there is IO hole in the whole system - * memory. - */ - - /* call back to wrapper not needed ManualChannelInterleave_D(); */ - /* call back - DctSelIntLvAddr = mctGet_NVbits(NV_ChannelIntlv);*/ /* override interleave */ - /* Manually set: typ = 5, otherwise typ = 7. */ - DctSelIntLvAddr = mctGet_NVbits(NV_ChannelIntlv); /* typ = 5: Hash*: exclusive OR of address bits[20:16, 6]. */ - - if (DctSelIntLvAddr & 1) { - DctSelIntLvAddr >>= 1; - HoleSize = 0; - if ((pMCTstat->GStatus & (1 << GSB_SoftHole)) || - (pMCTstat->GStatus & (1 << GSB_HWHole))) { - if (pMCTstat->HoleBase) { - HoleBase = pMCTstat->HoleBase >> 8; - HoleSize = HoleBase & 0xFFFF0000; - HoleSize |= ((~HoleBase) + 1) & 0xFFFF; - } - } - Node = 0; - while (Node < MAX_NODES_SUPPORTED) { - pDCTstat = pDCTstatA + Node; - val = Get_NB32(pDCTstat->dev_map, 0xF0); - if (val & (1 << DramHoleValid)) - HoleValid = 1; - if (!pDCTstat->GangedMode && pDCTstat->DIMMValidDCT[0] && pDCTstat->DIMMValidDCT[1]) { - DramBase = pDCTstat->NodeSysBase >> 8; - dct1_size = ((pDCTstat->NodeSysLimit) + 2) >> 8; - dct0_size = Get_NB32(pDCTstat->dev_dct, 0x114); - if (dct0_size >= 0x10000) { - dct0_size -= HoleSize; - } - - dct0_size -= DramBase; - dct1_size -= dct0_size; - DctSelHi = 0x05; /* DctSelHiRngEn = 1, DctSelHi = 0 */ - if (dct1_size == dct0_size) { - dct1_size = 0; - DctSelHi = 0x04; /* DctSelHiRngEn = 0 */ - } else if (dct1_size > dct0_size) { - dct1_size = dct0_size; - DctSelHi = 0x07; /* DctSelHiRngEn = 1, DctSelHi = 1 */ - } - dct0_size = dct1_size; - dct0_size += DramBase; - dct0_size += dct1_size; - if (dct0_size >= HoleBase) /* if DctSelBaseAddr > HoleBase */ - dct0_size += HoleSize; - DctSelBase = dct0_size; - - if (dct1_size == 0) - dct0_size = 0; - dct0_size -= dct1_size; /* DctSelBaseOffset = DctSelBaseAddr - Interleaved region */ - Set_NB32(pDCTstat->dev_dct, 0x114, dct0_size); - - if (dct1_size == 0) - dct1_size = DctSelBase; - val = Get_NB32(pDCTstat->dev_dct, 0x110); - val &= 0x7F8; - val |= dct1_size; - val |= DctSelHi; - val |= (DctSelIntLvAddr << 6) & 0xFF; - Set_NB32(pDCTstat->dev_dct, 0x110, val); - - if (HoleValid) { - tmp = DramBase; - val = DctSelBase; - if (val < HoleBase) { /* DctSelBaseAddr < DramHoleBase */ - val -= DramBase; - val >>= 1; - tmp += val; - } - tmp += HoleSize; - val = Get_NB32(pDCTstat->dev_map, 0xF0); /* DramHoleOffset */ - val &= 0xFFFF007F; - val |= (tmp & ~0xFFFF007F); - Set_NB32(pDCTstat->dev_map, 0xF0, val); - } - } - printk(BIOS_DEBUG, "InterleaveChannels_D: Node %x\n", Node); - printk(BIOS_DEBUG, "InterleaveChannels_D: Status %x\n", pDCTstat->Status); - printk(BIOS_DEBUG, "InterleaveChannels_D: ErrStatus %x\n", pDCTstat->ErrStatus); - printk(BIOS_DEBUG, "InterleaveChannels_D: ErrCode %x\n", pDCTstat->ErrCode); - Node++; - } - } - printk(BIOS_DEBUG, "InterleaveChannels_D: Done\n\n"); -} |