diff options
Diffstat (limited to 'src/vendorcode/amd/agesa/f12/Proc/CPU/cahalt.c')
| -rw-r--r-- | src/vendorcode/amd/agesa/f12/Proc/CPU/cahalt.c | 306 |
1 files changed, 0 insertions, 306 deletions
diff --git a/src/vendorcode/amd/agesa/f12/Proc/CPU/cahalt.c b/src/vendorcode/amd/agesa/f12/Proc/CPU/cahalt.c deleted file mode 100644 index 57483a9b15..0000000000 --- a/src/vendorcode/amd/agesa/f12/Proc/CPU/cahalt.c +++ /dev/null @@ -1,306 +0,0 @@ -/* $NoKeywords:$ */ -/** - * @file - * - * HyperTransport features and sequence implementation. - * - * Implements the external AmdHtInitialize entry point. - * Contains routines for directing the sequence of available features. - * Mostly, but not exclusively, AGESA_TESTPOINT invocations should be - * contained in this file, and not in the feature code. - * - * From a build option perspective, it may be that a few lines could be removed - * from compilation in this file for certain options. It is considered that - * the code savings from this are too small to be of concern and this file - * should not have any explicit build option implementation. - * - * @xrefitem bom "File Content Label" "Release Content" - * @e project: AGESA - * @e sub-project: HyperTransport - * @e \$Revision: 35978 $ @e \$Date: 2010-08-07 02:18:50 +0800 (Sat, 07 Aug 2010) $ - * - */ -/* - ***************************************************************************** - * - * Copyright (c) 2011, Advanced Micro Devices, Inc. - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions are met: - * * Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * * Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * * Neither the name of Advanced Micro Devices, Inc. nor the names of - * its contributors may be used to endorse or promote products derived - * from this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED - * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE - * DISCLAIMED. IN NO EVENT SHALL ADVANCED MICRO DEVICES, INC. BE LIABLE FOR ANY - * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES - * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; - * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND - * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS - * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - * - * *************************************************************************** - * - */ - -#include "AGESA.h" -#include "cpuRegisters.h" -#include "cpuApicUtilities.h" -#include "Filecode.h" - - /*---------------------------------------------------------------------------------------- - * D E F I N I T I O N S A N D M A C R O S - *---------------------------------------------------------------------------------------- - */ - -/*---------------------------------------------------------------------------------------- - * T Y P E D E F S A N D S T R U C T U R E S - *---------------------------------------------------------------------------------------- - */ - -// typedef unsigned int uintptr_t; - -/*---------------------------------------------------------------------------------------- - * P R O T O T Y P E S O F L O C A L F U N C T I O N S - *---------------------------------------------------------------------------------------- - */ - -VOID -ExecuteFinalHltInstruction ( - IN UINT32 SharedCore, - IN AP_MTRR_SETTINGS *ApMtrrSettingsList, - IN AMD_CONFIG_PARAMS *StdHeader - ); - -VOID -NmiHandler ( - IN OUT AMD_CONFIG_PARAMS *StdHeaderPtr - ); - -VOID -ExecuteHltInstruction ( - IN OUT AMD_CONFIG_PARAMS *StdHeaderPtr - ); - -VOID -ExecuteWbinvdInstruction ( - IN AMD_CONFIG_PARAMS *StdHeader - ); - - /*---------------------------------------------------------------------------------------- - * E X P O R T E D F U N C T I O N S - *---------------------------------------------------------------------------------------- - */ - - -//---------------------------------------------------------------------------- - -STATIC -VOID -PrimaryCoreFunctions (AP_MTRR_SETTINGS *ApMtrrSettingsList) - { - UINT64 data; - UINT32 msrno; - // Configure the MTRRs on the AP so - // when it runs remote code it will execute - // out of RAM instead of ROM. - // Disable MTRRs and turn on modification enable bit - - data = __readmsr (0xC0010010); // MTRR_SYS_CFG - data &= ~(1 << 18); // MtrrFixDramEn - data &= ~(1 << 20); // MtrrVarDramEn - data |= (1 << 19); // MtrrFixDramModEn - data |= (1 << 17); // SysUcLockEn - - - __writemsr (0xC0010010, data); - - // Set 7FFFh-00000h and 9FFFFh-80000h as WB DRAM - __writemsr (0x250, 0x1E1E1E1E1E1E1E1Eull); // AMD_MTRR_FIX64k_00000 - __writemsr (0x258, 0x1E1E1E1E1E1E1E1Eull); // AMD_MTRR_FIX16k_80000 - - // Set BFFFFh-A0000h, DFFFFh-C0000h as Uncacheable Memory-mapped IO - __writemsr (0x259, 0); // AMD_AP_MTRR_FIX16k_A0000 - __writemsr (0x268, 0); // AMD_MTRR_FIX4k_C0000 - __writemsr (0x269, 0); // AMD_MTRR_FIX4k_C8000 - __writemsr (0x26A, 0); // AMD_MTRR_FIX4k_D0000 - __writemsr (0x26B, 0); // AMD_MTRR_FIX4k_D8000 - - // Set FFFFFh-E0000h as Uncacheable Memory - for (msrno = 0x26C; msrno <= 0x26F; msrno++) - __writemsr (msrno, 0x1818181818181818ull); - - // If IBV provided settings for Fixed-Sized MTRRs, - // overwrite the default settings. - if ((uintptr_t) ApMtrrSettingsList != 0 && (uintptr_t) ApMtrrSettingsList != 0xFFFFFFFF) - { - int index; - for (index = 0; ApMtrrSettingsList [index].MsrAddr != CPU_LIST_TERMINAL; index++) - __writemsr (ApMtrrSettingsList [index].MsrAddr, ApMtrrSettingsList [index].MsrData); - } - - // restore variable MTRR6 and MTRR7 to default states - for (msrno = 0x20F; msrno <= 0x20C; msrno--) // decrement so that the pair is disable before the base is cleared - __writemsr (msrno, 0); - - // Enable fixed-range and variable-range MTRRs - // Set Fixed-Range Enable (FE) and MTRR Enable (E) bits - __writemsr (0x2FF, __readmsr (0x2FF) | 0xC00); - - // Enable Top-of-Memory setting - // Enable use of RdMem/WrMem bits attributes - data = __readmsr (0xC0010010); // MTRR_SYS_CFG - data |= (1 << 18); // MtrrFixDramEn - data |= (1 << 20); // MtrrVarDramEn - data &= ~(1 << 19); // MtrrFixDramModEn - __writemsr (0xC0010010, data); - } - -//---------------------------------------------------------------------------- - -VOID -ExecuteFinalHltInstruction ( - IN UINT32 SharedCore, - IN AP_MTRR_SETTINGS *ApMtrrSettingsList, - IN AMD_CONFIG_PARAMS *StdHeader - ) -{ - int abcdRegs [4]; - UINT32 cr0val; - UINT64 data; - - cr0val = __readcr0 (); - if (SharedCore & 2) - { - // set CombineCr0Cd and enable cache in CR0 - __writemsr (MSR_CU_CFG3, __readmsr (MSR_CU_CFG3) | 1ULL << 49); - __writecr0 (cr0val & ~0x60000000); - } - else - __writecr0 (cr0val | 0x60000000); - - if (SharedCore & 1) PrimaryCoreFunctions (ApMtrrSettingsList); - - // Make sure not to touch any Shared MSR from this point on - - // Restore settings that were temporarily overridden for the cache as ram phase - data = __readmsr (0xC0011022); // MSR_DC_CFG - data &= ~(1 << 4); // DC_DIS_SPEC_TLB_RLD - data &= ~(1 << 8); // DIS_CLR_WBTOL2_SMC_HIT - data &= ~(1 << 13); // DIS_HW_PF - __writemsr (0xC0011022, data); - - data = __readmsr (0xC0011021); // MSR_IC_CFG - C001_1021 - data &= ~(1 << 9); // IC_DIS_SPEC_TLB_RLD - __writemsr (0xC0011021, data); - - // AMD_DISABLE_STACK_FAMILY_HOOK - __cpuid (abcdRegs, 1); - if ((abcdRegs [0] >> 20) == 1) //-----family 10h (Hydra) only----- - { - data = __readmsr (0xC0011022); - data &= ~(1 << 4); - data &= ~(1 << 8); - data &= ~(1 << 13); - __writemsr (0xC0011022, data); - - data = __readmsr (0xC0011021); - data &= ~(1 << 14); - data &= ~(1 << 9); - __writemsr (0xC0011021, data); - - data = __readmsr (0xC001102A); - data &= ~(1 << 15); - data &= ~(1ull << 35); - __writemsr (0xC001102A, data); - } - else if ((abcdRegs [0] >> 20) == 6) //-----family 15h (Orochi) only----- - { - data = __readmsr (0xC0011020); - data &= ~(1 << 28); - __writemsr (0xC0011020, data); - - data = __readmsr (0xC0011021); - data &= ~(1 << 9); - __writemsr (0xC0011021, data); - - data = __readmsr (0xC0011022); - data &= ~(1 << 4); - data &= ~(1l << 13); - __writemsr (0xC0011022, data); - } - - for (;;) - { - _disable (); - __halt (); - } - } - -//---------------------------------------------------------------------------- - -/// Structure needed to load the IDTR using the lidt instruction - -VOID -SetIdtr ( - IN IDT_BASE_LIMIT *IdtInfo, - IN OUT AMD_CONFIG_PARAMS *StdHeaderPtr - ) -{ - __lidt (IdtInfo); -} - -//---------------------------------------------------------------------------- - -VOID -GetCsSelector ( - IN UINT16 *Selector, - IN OUT AMD_CONFIG_PARAMS *StdHeaderPtr - ) -{ - static const UINT8 opcode [] = {0x8C, 0xC8, 0xC3}; // mov eax, cs; ret - *Selector = ((UINT16 (*)(void)) (size_t) opcode) (); -} - -//---------------------------------------------------------------------------- - -VOID -NmiHandler ( - IN OUT AMD_CONFIG_PARAMS *StdHeaderPtr - ) -{ - static const UINT8 opcode [] = {0xCF}; // iret - ((void (*)(void)) (size_t) opcode) (); -} - -//---------------------------------------------------------------------------- - -VOID -ExecuteHltInstruction ( - IN OUT AMD_CONFIG_PARAMS *StdHeaderPtr - ) -{ - _disable (); - __halt (); -} - -//--------------------------------------------------------------------------- - -VOID -ExecuteWbinvdInstruction ( - IN AMD_CONFIG_PARAMS *StdHeader - ) -{ - __wbinvd (); -} - -//---------------------------------------------------------------------------- |