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Diffstat (limited to 'src/northbridge/amd/amdmct/mct_ddr3/mutilc_d.c')
-rw-r--r--src/northbridge/amd/amdmct/mct_ddr3/mutilc_d.c374
1 files changed, 0 insertions, 374 deletions
diff --git a/src/northbridge/amd/amdmct/mct_ddr3/mutilc_d.c b/src/northbridge/amd/amdmct/mct_ddr3/mutilc_d.c
deleted file mode 100644
index 0420b660b9..0000000000
--- a/src/northbridge/amd/amdmct/mct_ddr3/mutilc_d.c
+++ /dev/null
@@ -1,374 +0,0 @@
-/*
- * This file is part of the coreboot project.
- *
- * Copyright (C) 2010 Advanced Micro Devices, Inc.
- * Copyright (C) 2015 Timothy Pearson <tpearson@raptorengineeringinc.com>, Raptor Engineering
- *
- * 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.
- */
-
-/* This file contains functions for common utility functions */
-
-#include <arch/cpu.h>
-#include <stdint.h>
-
-#include "mct_d.h"
-#include "mct_d_gcc.h"
-#include "mwlc_d.h"
-
-static uint8_t is_fam15h(void)
-{
- uint8_t fam15h = 0;
- uint32_t family;
-
- family = cpuid_eax(0x80000001);
- family = ((family & 0xf00000) >> 16) | ((family & 0xf00) >> 8);
-
- if (family >= 0x6f)
- /* Family 15h or later */
- fam15h = 1;
-
- return fam15h;
-}
-
-void AmdMemPCIReadBits(SBDFO loc, u8 highbit, u8 lowbit, u32 *pValue)
-{
- /* ASSERT(highbit < 32 && lowbit < 32 && highbit >= lowbit && (loc & 3) == 0); */
-
- AmdMemPCIRead(loc, pValue);
- *pValue = *pValue >> lowbit; /* Shift */
-
- /* A 1<<32 == 1<<0 due to x86 SHL instruction, so skip if that is the case */
- if ((highbit-lowbit) != 31)
- *pValue &= (((u32)1 << (highbit-lowbit+1))-1);
-}
-
-void AmdMemPCIWriteBits(SBDFO loc, u8 highbit, u8 lowbit, u32 *pValue)
-{
- u32 temp, mask;
-
- /* ASSERT(highbit < 32 && lowbit < 32 && highbit >= lowbit && (loc & 3) == 0); */
-
- /* A 1<<32 == 1<<0 due to x86 SHL instruction, so skip if that is the case */
- if ((highbit-lowbit) != 31)
- mask = (((u32)1 << (highbit-lowbit+1))-1);
- else
- mask = (u32)0xFFFFFFFF;
-
- AmdMemPCIRead(loc, &temp);
- temp &= ~(mask << lowbit);
- temp |= (*pValue & mask) << lowbit;
- AmdMemPCIWrite(loc, &temp);
-}
-
-/*-----------------------------------------------------------------------------
- * u32 bitTestSet(u32 csMask,u32 tempD)
- *
- * Description:
- * This routine sets a bit in a u32
- *
- * Parameters:
- * IN csMask = Target value in which the bit will be set
- * IN tempD = Bit that will be set
- * OUT value = Target value with the bit set
- *-----------------------------------------------------------------------------
- */
-u32 bitTestSet(u32 csMask,u32 tempD)
-{
- u32 localTemp;
- /* ASSERT(tempD < 32); */
- localTemp = 1;
- csMask |= localTemp << tempD;
- return csMask;
-}
-
-/*-----------------------------------------------------------------------------
- * u32 bitTestReset(u32 csMask,u32 tempD)
- *
- * Description:
- * This routine re-sets a bit in a u32
- *
- * Parameters:
- * IN csMask = Target value in which the bit will be re-set
- * IN tempD = Bit that will be re-set
- * OUT value = Target value with the bit re-set
- *-----------------------------------------------------------------------------
- */
-u32 bitTestReset(u32 csMask,u32 tempD)
-{
- u32 temp, localTemp;
- /* ASSERT(tempD < 32); */
- localTemp = 1;
- temp = localTemp << tempD;
- temp = ~temp;
- csMask &= temp;
- return csMask;
-}
-
-/*-----------------------------------------------------------------------------
- * u32 get_Bits(DCTStruct *DCTData, u8 DCT, u8 Node, u8 func, u16 offset,
- * u8 low, u8 high)
- *
- * Description:
- * This routine Gets the PCT bits from the specified Node, DCT and PCI address
- *
- * Parameters:
- * IN OUT *DCTData - Pointer to buffer with information about each DCT
- * IN DCT - DCT number
- * - 1 indicates DCT 1
- * - 0 indicates DCT 0
- * - 2 both DCTs
- * Node - Node number
- * Func - PCI Function number
- * Offset - PCI register number
- * Low - Low bit of the bit field
- * High - High bit of the bit field
- *
- * OUT value = Value read from PCI space
- *-----------------------------------------------------------------------------
- */
-u32 get_Bits(sDCTStruct *pDCTData,
- u8 dct, u8 node, u8 func,
- u16 offset, u8 low, u8 high)
-{
- u32 temp;
- uint32_t dword;
-
- /* ASSERT(node < MAX_NODES); */
- if (dct == BOTH_DCTS)
- {
- /* Registers exist on DCT0 only */
- if (is_fam15h())
- {
- /* Select DCT 0 */
- AmdMemPCIRead(MAKE_SBDFO(0,0,24+node,1,0x10c), &dword);
- dword &= ~0x1;
- AmdMemPCIWrite(MAKE_SBDFO(0,0,24+node,1,0x10c), &dword);
- }
-
- AmdMemPCIReadBits(MAKE_SBDFO(0,0,24+node,func,offset), high, low, &temp);
- }
- else
- {
- if (is_fam15h())
- {
- /* Select DCT */
- AmdMemPCIRead(MAKE_SBDFO(0,0,24+node,1,0x10c), &dword);
- dword &= ~0x1;
- dword |= (dct & 0x1);
- AmdMemPCIWrite(MAKE_SBDFO(0,0,24+node,1,0x10c), &dword);
-
- /* Read from the selected DCT */
- AmdMemPCIReadBits(MAKE_SBDFO(0,0,24+node,func,offset), high, low, &temp);
- }
- else
- {
- if (dct == 1)
- {
- /* Read from dct 1 */
- offset += 0x100;
- AmdMemPCIReadBits(MAKE_SBDFO(0,0,24+node,func,offset), high, low, &temp);
- }
- else
- {
- /* Read from dct 0 */
- AmdMemPCIReadBits(MAKE_SBDFO(0,0,24+node,func,offset), high, low, &temp);
- }
- }
- }
- return temp;
-}
-
-/*-----------------------------------------------------------------------------
- * void set_Bits(DCTStruct *DCTData,u8 DCT,u8 Node,u8 func, u16 offset,
- * u8 low, u8 high, u32 value)
- *
- * Description:
- * This routine Sets the PCT bits from the specified Node, DCT and PCI address
- *
- * Parameters:
- * IN OUT *DCTData - Pointer to buffer with information about each DCT
- * IN DCT - DCT number
- * - 1 indicates DCT 1
- * - 0 indicates DCT 0
- * - 2 both DCTs
- * Node - Node number
- * Func - PCI Function number
- * Offset - PCI register number
- * Low - Low bit of the bit field
- * High - High bit of the bit field
- *
- * OUT
- *-----------------------------------------------------------------------------
- */
-void set_Bits(sDCTStruct *pDCTData,
- u8 dct, u8 node, u8 func,
- u16 offset, u8 low, u8 high, u32 value)
-{
- u32 temp;
- uint32_t dword;
-
- temp = value;
-
- if (dct == BOTH_DCTS)
- {
- /* Registers exist on DCT0 only */
- if (is_fam15h())
- {
- /* Select DCT 0 */
- AmdMemPCIRead(MAKE_SBDFO(0,0,24+node,1,0x10c), &dword);
- dword &= ~0x1;
- AmdMemPCIWrite(MAKE_SBDFO(0,0,24+node,1,0x10c), &dword);
- }
-
- AmdMemPCIWriteBits(MAKE_SBDFO(0,0,24+node,func,offset), high, low, &temp);
- }
- else
- {
- if (is_fam15h())
- {
- /* Select DCT */
- AmdMemPCIRead(MAKE_SBDFO(0,0,24+node,1,0x10c), &dword);
- dword &= ~0x1;
- dword |= (dct & 0x1);
- AmdMemPCIWrite(MAKE_SBDFO(0,0,24+node,1,0x10c), &dword);
-
- /* Write to the selected DCT */
- AmdMemPCIWriteBits(MAKE_SBDFO(0,0,24+node,func,offset), high, low, &temp);
- }
- else
- {
- if (dct == 1)
- {
- /* Write to dct 1 */
- offset += 0x100;
- AmdMemPCIWriteBits(MAKE_SBDFO(0,0,24+node,func,offset), high, low, &temp);
- }
- else
- {
- /* Write to dct 0 */
- AmdMemPCIWriteBits(MAKE_SBDFO(0,0,24+node,func,offset), high, low, &temp);
- }
- }
- }
-}
-
-/*-------------------------------------------------
- * u32 get_ADD_DCT_Bits(DCTStruct *DCTData,u8 DCT,u8 Node,u8 func,
- * u16 offset,u8 low, u8 high)
- *
- * Description:
- * This routine gets the Additional PCT register from Function 2 by specified
- * Node, DCT and PCI address
- *
- * Parameters:
- * IN OUT *DCTData - Pointer to buffer with information about each DCT
- * IN DCT - DCT number
- * - 1 indicates DCT 1
- * - 0 indicates DCT 0
- * - 2 both DCTs
- * Node - Node number
- * Func - PCI Function number
- * Offset - Additional PCI register number
- * Low - Low bit of the bit field
- * High - High bit of the bit field
- *
- * OUT
- *-------------------------------------------------
- */
-u32 get_ADD_DCT_Bits(sDCTStruct *pDCTData,
- u8 dct, u8 node, u8 func,
- u16 offset, u8 low, u8 high)
-{
- u32 tempD;
- tempD = offset;
- tempD = bitTestReset(tempD,DctAccessWrite);
- set_Bits(pDCTData, dct, node, FUN_DCT, DRAM_CONTROLLER_ADD_DATA_OFFSET_REG,
- PCI_MIN_LOW, PCI_MAX_HIGH, offset);
- while ((get_Bits(pDCTData,dct, node, FUN_DCT, DRAM_CONTROLLER_ADD_DATA_OFFSET_REG,
- DctAccessDone, DctAccessDone)) == 0);
- return (get_Bits(pDCTData, dct, node, FUN_DCT, DRAM_CONTROLLER_ADD_DATA_PORT_REG,
- low, high));
-}
-
-/*-------------------------------------------------
- * void set_DCT_ADDR_Bits(DCTStruct *DCTData, u8 DCT,u8 Node,u8 func,
- * u16 offset,u8 low, u8 high, u32 value)
- *
- * Description:
- * This routine sets the Additional PCT register from Function 2 by specified
- * Node, DCT and PCI address
- *
- * Parameters:
- * IN OUT *DCTData - Pointer to buffer with information about each DCT
- * IN DCT - DCT number
- * - 1 indicates DCT 1
- * - 0 indicates DCT 0
- * - 2 both DCTs
- * Node - Node number
- * Func - PCI Function number
- * Offset - Additional PCI register number
- * Low - Low bit of the bit field
- * High - High bit of the bit field
- *
- * OUT
- *-------------------------------------------------
- */
-void set_DCT_ADDR_Bits(sDCTStruct *pDCTData,
- u8 dct, u8 node, u8 func,
- u16 offset, u8 low, u8 high, u32 value)
-{
- u32 tempD;
-
- set_Bits(pDCTData, dct, node, FUN_DCT, DRAM_CONTROLLER_ADD_DATA_OFFSET_REG,
- PCI_MIN_LOW, PCI_MAX_HIGH, offset);
- while ((get_Bits(pDCTData,dct, node, FUN_DCT, DRAM_CONTROLLER_ADD_DATA_OFFSET_REG,
- DctAccessDone, DctAccessDone)) == 0);
-
- set_Bits(pDCTData, dct, node, FUN_DCT, DRAM_CONTROLLER_ADD_DATA_PORT_REG,
- low, high, value);
- tempD = offset;
- tempD = bitTestSet(tempD,DctAccessWrite);
- set_Bits(pDCTData, dct, node, FUN_DCT,DRAM_CONTROLLER_ADD_DATA_OFFSET_REG,
- PCI_MIN_LOW, PCI_MAX_HIGH, tempD);
- while ((get_Bits(pDCTData,dct, pDCTData->NodeId, FUN_DCT,
- DRAM_CONTROLLER_ADD_DATA_OFFSET_REG, DctAccessDone,
- DctAccessDone)) == 0);
-}
-
-/*-------------------------------------------------
- * BOOL bitTest(u32 value, u8 bitLoc)
- *
- * Description:
- * This routine tests the value to determine if the bitLoc is set
- *
- * Parameters:
- * IN Value - value to be tested
- * bitLoc - bit location to be tested
- * OUT TRUE - bit is set
- * FALSE - bit is clear
- *-------------------------------------------------
- */
-BOOL bitTest(u32 value, u8 bitLoc)
-{
- u32 tempD, compD;
- tempD = value;
- compD = 0;
- compD = bitTestSet(compD,bitLoc);
- tempD &= compD;
- if (compD == tempD)
- {
- return TRUE;
- }
- else
- {
- return FALSE;
- }
-}
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