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/*
* This file is part of the coreboot project.
*
* Copyright (C) 2012 - 2017 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 <amdblocks/agesawrapper.h>
#include <arch/early_variables.h>
#include <cbfs.h>
#include <cbmem.h>
#include <delay.h>
#include <cpu/x86/mtrr.h>
#include <amdblocks/BiosCallOuts.h>
#include <string.h>
#include <timestamp.h>
void __attribute__((weak)) SetMemParams(AMD_POST_PARAMS *PostParams) {}
void __attribute__((weak)) OemPostParams(AMD_POST_PARAMS *PostParams) {}
/* ACPI table pointers returned by AmdInitLate */
static void *DmiTable;
static void *AcpiPstate;
static void *AcpiSrat;
static void *AcpiSlit;
static void *AcpiWheaMce;
static void *AcpiWheaCmc;
static void *AcpiAlib;
static void *AcpiIvrs;
static void *AcpiCrat;
static AGESA_STATUS agesawrapper_readeventlog(UINT8 HeapStatus)
{
AGESA_STATUS Status;
EVENT_PARAMS AmdEventParams = {
.StdHeader.CalloutPtr = &GetBiosCallout,
.StdHeader.HeapStatus = HeapStatus,
};
Status = AmdReadEventLog(&AmdEventParams);
if (AmdEventParams.EventClass)
printk(BIOS_DEBUG, "AGESA Event Log:\n");
while (AmdEventParams.EventClass != 0) {
printk(BIOS_DEBUG, " Class = %x, Info = %x,"
" Param1 = 0x%x, Param2 = 0x%x"
" Param3 = 0x%x, Param4 = 0x%x\n",
(u32)AmdEventParams.EventClass,
(u32)AmdEventParams.EventInfo,
(u32)AmdEventParams.DataParam1,
(u32)AmdEventParams.DataParam2,
(u32)AmdEventParams.DataParam3,
(u32)AmdEventParams.DataParam4);
Status = AmdReadEventLog(&AmdEventParams);
}
return Status;
}
AGESA_STATUS agesawrapper_amdinitreset(void)
{
AGESA_STATUS status;
AMD_INTERFACE_PARAMS AmdParamStruct;
AMD_RESET_PARAMS AmdResetParams;
memset(&AmdParamStruct, 0, sizeof(AmdParamStruct));
memset(&AmdResetParams, 0, sizeof(AmdResetParams));
AmdParamStruct.AgesaFunctionName = AMD_INIT_RESET;
AmdParamStruct.AllocationMethod = ByHost;
AmdParamStruct.NewStructSize = sizeof(AMD_RESET_PARAMS);
AmdParamStruct.NewStructPtr = &AmdResetParams;
AmdParamStruct.StdHeader.AltImageBasePtr = 0;
AmdParamStruct.StdHeader.CalloutPtr = &GetBiosCallout;
AmdParamStruct.StdHeader.Func = 0;
AmdParamStruct.StdHeader.ImageBasePtr = 0;
AmdCreateStruct (&AmdParamStruct);
SetFchResetParams(&AmdResetParams.FchInterface);
timestamp_add_now(TS_AGESA_INIT_RESET_START);
status = AmdInitReset(&AmdResetParams);
timestamp_add_now(TS_AGESA_INIT_RESET_DONE);
if (status != AGESA_SUCCESS)
agesawrapper_readeventlog(AmdParamStruct.StdHeader.HeapStatus);
AmdReleaseStruct (&AmdParamStruct);
return status;
}
AGESA_STATUS agesawrapper_amdinitearly(void)
{
AGESA_STATUS status;
AMD_INTERFACE_PARAMS AmdParamStruct;
AMD_EARLY_PARAMS *AmdEarlyParamsPtr;
memset(&AmdParamStruct, 0, sizeof(AmdParamStruct));
AmdParamStruct.AgesaFunctionName = AMD_INIT_EARLY;
AmdParamStruct.AllocationMethod = PreMemHeap;
AmdParamStruct.StdHeader.AltImageBasePtr = 0;
AmdParamStruct.StdHeader.CalloutPtr = &GetBiosCallout;
AmdParamStruct.StdHeader.Func = 0;
AmdParamStruct.StdHeader.ImageBasePtr = 0;
AmdCreateStruct (&AmdParamStruct);
AmdEarlyParamsPtr = (AMD_EARLY_PARAMS *)AmdParamStruct.NewStructPtr;
OemCustomizeInitEarly (AmdEarlyParamsPtr);
AmdEarlyParamsPtr->GnbConfig.PsppPolicy = PsppDisabled;
timestamp_add_now(TS_AGESA_INIT_EARLY_START);
status = AmdInitEarly ((AMD_EARLY_PARAMS *)AmdParamStruct.NewStructPtr);
timestamp_add_now(TS_AGESA_INIT_EARLY_DONE);
if (status != AGESA_SUCCESS)
agesawrapper_readeventlog(AmdParamStruct.StdHeader.HeapStatus);
AmdReleaseStruct (&AmdParamStruct);
return status;
}
static void print_init_post_settings(AMD_POST_PARAMS *parms)
{
u64 syslimit, bottomio, uma_size, uma_start;
const char *mode;
switch (parms->MemConfig.UmaMode) {
case UMA_AUTO:
mode = "UMA_AUTO";
break;
case UMA_SPECIFIED:
mode = "UMA_SPECIFIED";
break;
case UMA_NONE:
mode = "UMA_NONE";
break;
default:
mode = "unknown!";
break;
}
syslimit = (u64)parms->MemConfig.SysLimit * 64 * KiB;
bottomio = (u64)parms->MemConfig.BottomIo * 64 * KiB;
uma_size = (u64)parms->MemConfig.UmaSize * 64 * KiB;
uma_start = (u64)parms->MemConfig.UmaBase * 64 * KiB;
printk(BIOS_SPEW, "AGESA set: umamode %s\n", mode);
printk(BIOS_SPEW, " : syslimit 0x%llx, bottomio 0x%08llx\n",
syslimit, bottomio);
printk(BIOS_SPEW, " : uma size %lluMB, uma start 0x%08llx\n",
uma_size / MiB, uma_start);
}
AGESA_STATUS agesawrapper_amdinitpost(void)
{
AGESA_STATUS status;
AMD_INTERFACE_PARAMS AmdParamStruct;
AMD_POST_PARAMS *PostParams;
memset(&AmdParamStruct, 0, sizeof(AmdParamStruct));
AmdParamStruct.AgesaFunctionName = AMD_INIT_POST;
AmdParamStruct.AllocationMethod = PreMemHeap;
AmdParamStruct.StdHeader.AltImageBasePtr = 0;
AmdParamStruct.StdHeader.CalloutPtr = &GetBiosCallout;
AmdParamStruct.StdHeader.Func = 0;
AmdParamStruct.StdHeader.ImageBasePtr = 0;
AmdCreateStruct (&AmdParamStruct);
PostParams = (AMD_POST_PARAMS *)AmdParamStruct.NewStructPtr;
PostParams->MemConfig.UmaMode = CONFIG_GFXUMA ? UMA_AUTO : UMA_NONE;
PostParams->MemConfig.UmaSize = 0;
PostParams->MemConfig.BottomIo = (UINT16)
(CONFIG_BOTTOMIO_POSITION >> 24);
SetMemParams(PostParams);
OemPostParams(PostParams);
printk(BIOS_SPEW, "DRAM clear on reset: %s\n",
(PostParams->MemConfig.EnableMemClr == FALSE) ? "Keep" :
(PostParams->MemConfig.EnableMemClr == TRUE) ? "Clear" :
"unknown"
);
timestamp_add_now(TS_AGESA_INIT_POST_START);
status = AmdInitPost (PostParams);
timestamp_add_now(TS_AGESA_INIT_POST_DONE);
/*
* If UMA is enabled we currently have it below TOP_MEM as well.
* UMA may or may not be cacheable, so Sub4GCacheTop could be
* higher than UmaBase. With UMA_NONE we see UmaBase==0.
*/
uintptr_t top;
if (PostParams->MemConfig.UmaBase)
top = PostParams->MemConfig.UmaBase << 16;
else
top = PostParams->MemConfig.Sub4GCacheTop;
backup_top_of_low_cacheable(top);
print_init_post_settings(PostParams);
if (status != AGESA_SUCCESS)
agesawrapper_readeventlog(PostParams->StdHeader.HeapStatus);
AmdReleaseStruct (&AmdParamStruct);
return status;
}
AGESA_STATUS agesawrapper_amdinitenv(void)
{
AGESA_STATUS status;
AMD_INTERFACE_PARAMS AmdParamStruct;
AMD_ENV_PARAMS *EnvParam;
memset(&AmdParamStruct, 0, sizeof(AmdParamStruct));
AmdParamStruct.AgesaFunctionName = AMD_INIT_ENV;
AmdParamStruct.AllocationMethod = PostMemDram;
AmdParamStruct.StdHeader.AltImageBasePtr = 0;
AmdParamStruct.StdHeader.CalloutPtr = &GetBiosCallout;
AmdParamStruct.StdHeader.Func = 0;
AmdParamStruct.StdHeader.ImageBasePtr = 0;
status = AmdCreateStruct (&AmdParamStruct);
EnvParam = (AMD_ENV_PARAMS *)AmdParamStruct.NewStructPtr;
SetFchEnvParams(&EnvParam->FchInterface);
SetNbEnvParams(&EnvParam->GnbEnvConfiguration);
timestamp_add_now(TS_AGESA_INIT_ENV_START);
status = AmdInitEnv (EnvParam);
timestamp_add_now(TS_AGESA_INIT_ENV_DONE);
if (status != AGESA_SUCCESS)
agesawrapper_readeventlog(EnvParam->StdHeader.HeapStatus);
/* Initialize Subordinate Bus Number and Secondary Bus Number
* In platform BIOS this address is allocated by PCI enumeration code
Modify D1F0x18
*/
return status;
}
VOID* agesawrapper_getlateinitptr (int pick)
{
switch (pick) {
case PICK_DMI:
return DmiTable;
case PICK_PSTATE:
return AcpiPstate;
case PICK_SRAT:
return AcpiSrat;
case PICK_SLIT:
return AcpiSlit;
case PICK_WHEA_MCE:
return AcpiWheaMce;
case PICK_WHEA_CMC:
return AcpiWheaCmc;
case PICK_ALIB:
return AcpiAlib;
case PICK_IVRS:
return AcpiIvrs;
case PICK_CRAT:
return AcpiCrat;
default:
return NULL;
}
}
AGESA_STATUS agesawrapper_amdinitmid(void)
{
AGESA_STATUS status;
AMD_INTERFACE_PARAMS AmdParamStruct;
AMD_MID_PARAMS *MidParam;
/* Enable MMIO on AMD CPU Address Map Controller */
amd_initcpuio ();
memset(&AmdParamStruct, 0, sizeof(AmdParamStruct));
AmdParamStruct.AgesaFunctionName = AMD_INIT_MID;
AmdParamStruct.AllocationMethod = PostMemDram;
AmdParamStruct.StdHeader.AltImageBasePtr = 0;
AmdParamStruct.StdHeader.CalloutPtr = &GetBiosCallout;
AmdParamStruct.StdHeader.Func = 0;
AmdParamStruct.StdHeader.ImageBasePtr = 0;
AmdCreateStruct (&AmdParamStruct);
MidParam = (AMD_MID_PARAMS *)AmdParamStruct.NewStructPtr;
SetFchMidParams(&MidParam->FchInterface);
SetNbMidParams(&MidParam->GnbMidConfiguration);
timestamp_add_now(TS_AGESA_INIT_MID_START);
status = AmdInitMid ((AMD_MID_PARAMS *)AmdParamStruct.NewStructPtr);
timestamp_add_now(TS_AGESA_INIT_MID_DONE);
if (status != AGESA_SUCCESS)
agesawrapper_readeventlog(AmdParamStruct.StdHeader.HeapStatus);
AmdReleaseStruct (&AmdParamStruct);
return status;
}
AGESA_STATUS agesawrapper_amdinitlate(void)
{
AGESA_STATUS Status;
AMD_INTERFACE_PARAMS AmdParamStruct;
AMD_LATE_PARAMS *AmdLateParams;
memset(&AmdParamStruct, 0, sizeof(AmdParamStruct));
AmdParamStruct.AgesaFunctionName = AMD_INIT_LATE;
AmdParamStruct.AllocationMethod = PostMemDram;
AmdParamStruct.StdHeader.AltImageBasePtr = 0;
AmdParamStruct.StdHeader.CalloutPtr = &GetBiosCallout;
AmdParamStruct.StdHeader.HeapStatus = HEAP_SYSTEM_MEM;
AmdParamStruct.StdHeader.Func = 0;
AmdParamStruct.StdHeader.ImageBasePtr = 0;
/* NOTE: if not call amdcreatestruct, the initializer(AmdInitLateInitializer) would not be called */
AmdCreateStruct(&AmdParamStruct);
AmdLateParams = (AMD_LATE_PARAMS *)AmdParamStruct.NewStructPtr;
timestamp_add_now(TS_AGESA_INIT_LATE_START);
Status = AmdInitLate(AmdLateParams);
timestamp_add_now(TS_AGESA_INIT_LATE_DONE);
if (Status != AGESA_SUCCESS) {
agesawrapper_readeventlog(AmdLateParams->StdHeader.HeapStatus);
ASSERT(Status == AGESA_SUCCESS);
}
DmiTable = AmdLateParams->DmiTable;
AcpiPstate = AmdLateParams->AcpiPState;
AcpiWheaMce = AmdLateParams->AcpiWheaMce;
AcpiWheaCmc = AmdLateParams->AcpiWheaCmc;
AcpiAlib = AmdLateParams->AcpiAlib;
AcpiIvrs = AmdLateParams->AcpiIvrs;
AcpiCrat = AmdLateParams->AcpiCrat;
printk(BIOS_DEBUG, "DmiTable:%x, AcpiPstatein: %x, AcpiSrat:%x,"
"AcpiSlit:%x, Mce:%x, Cmc:%x,"
"Alib:%x, AcpiIvrs:%x in %s\n",
(unsigned int)DmiTable, (unsigned int)AcpiPstate, (unsigned int)AcpiSrat,
(unsigned int)AcpiSlit, (unsigned int)AcpiWheaMce, (unsigned int)AcpiWheaCmc,
(unsigned int)AcpiAlib, (unsigned int)AcpiIvrs, __func__);
/* AmdReleaseStruct (&AmdParamStruct); */
return Status;
}
AGESA_STATUS agesawrapper_amdlaterunaptask (
UINT32 Func,
UINTN Data,
VOID *ConfigPtr
)
{
AGESA_STATUS Status;
AP_EXE_PARAMS ApExeParams;
memset(&ApExeParams, 0, sizeof(ApExeParams));
ApExeParams.StdHeader.AltImageBasePtr = 0;
ApExeParams.StdHeader.CalloutPtr = &GetBiosCallout;
ApExeParams.StdHeader.Func = 0;
ApExeParams.StdHeader.ImageBasePtr = 0;
ApExeParams.FunctionNumber = Func;
ApExeParams.RelatedDataBlock = ConfigPtr;
Status = AmdLateRunApTask (&ApExeParams);
if (Status != AGESA_SUCCESS) {
/* agesawrapper_readeventlog(); */
ASSERT(Status == AGESA_SUCCESS);
}
return Status;
}
static int agesa_locate_file(const char *name, struct region_device *rdev,
uint32_t type)
{
struct cbfsf fh;
if (cbfs_boot_locate(&fh, name, &type))
return -1;
cbfs_file_data(rdev, &fh);
return 0;
}
static int agesa_locate_raw_file(const char *name, struct region_device *rdev)
{
return agesa_locate_file(name, rdev, CBFS_TYPE_RAW);
}
static int agesa_locate_stage_file(const char *name, struct region_device *rdev)
{
const size_t metadata_sz = sizeof(struct cbfs_stage);
if (agesa_locate_file(name, rdev, CBFS_TYPE_STAGE))
return -1;
/* Peel off the cbfs stage metadata. */
return rdev_chain(rdev, rdev, metadata_sz,
region_device_sz(rdev) - metadata_sz);
}
const void *agesawrapper_locate_module (const CHAR8 name[8])
{
const void* agesa;
const AMD_IMAGE_HEADER* image;
struct region_device rdev;
size_t file_size;
const char *fname = CONFIG_AGESA_CBFS_NAME;
int ret;
if (IS_ENABLED(CONFIG_AGESA_BINARY_PI_AS_STAGE))
ret = agesa_locate_stage_file(fname, &rdev);
else
ret = agesa_locate_raw_file(fname, &rdev);
if (ret)
return NULL;
file_size = region_device_sz(&rdev);
/* Assume boot device is memory mapped so the mapping can leak. */
assert(IS_ENABLED(CONFIG_BOOT_DEVICE_MEMORY_MAPPED));
agesa = rdev_mmap_full(&rdev);
if (!agesa)
return NULL;
image = LibAmdLocateImage(agesa, agesa + file_size, 4096, name);
if (!image)
return NULL;
return (AMD_MODULE_HEADER *)image->ModuleInfoOffset;
}
static MODULE_ENTRY agesa_dispatcher CAR_GLOBAL;
MODULE_ENTRY agesa_get_dispatcher(void)
{
const AMD_MODULE_HEADER *module;
static const CHAR8 id[8] = AGESA_ID;
MODULE_ENTRY val = car_get_var(agesa_dispatcher);
if (val != NULL)
return val;
module = agesawrapper_locate_module(id);
if (!module)
return NULL;
val = module->ModuleDispatcher;
car_set_var(agesa_dispatcher, val);
return val;
}
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