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system76-coreboot/src/soc/intel/alderlake/fsp_params.c
Sean Rhodes 1d41f909f3 soc/intel/alderlake: Rename SOC_INTEL_ALDERLAKE_S3 to D3COLD_SUPPORT 
The Kconfig option SOC_INTEL_ALDERLAKE_S3 suggests that it's doing
something with S3, but it's actually disabling D3Cold support.

Rename it to D3COLD_SUPPORT to make it clear what it's doing.

Signed-off-by: Sean Rhodes <sean@starlabs.systems>
Change-Id: Ifc3f19912ac7ee55be8ec7a491598140f9532675
Reviewed-on: https://review.coreboot.org/c/coreboot/+/74403
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Nico Huber <nico.h@gmx.de>
Reviewed-by: Lean Sheng Tan <sheng.tan@9elements.com>
Reviewed-by: Michael Niewöhner <foss@mniewoehner.de>
2023-04-19 13:25:29 +00:00

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38 KiB
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/* SPDX-License-Identifier: GPL-2.0-only */
#include <assert.h>
#include <console/console.h>
#include <cpu/intel/microcode.h>
#include <delay.h>
#include <device/device.h>
#include <device/pci.h>
#include <device/pci_ids.h>
#include <device/pci_ops.h>
#include <drivers/intel/gma/i915_reg.h>
#include <fsp/api.h>
#include <fsp/fsp_debug_event.h>
#include <fsp/ppi/mp_service_ppi.h>
#include <fsp/util.h>
#include <gpio.h>
#include <intelblocks/irq.h>
#include <intelblocks/lpss.h>
#include <intelblocks/mp_init.h>
#include <intelblocks/pmclib.h>
#include <intelblocks/xdci.h>
#include <intelpch/lockdown.h>
#include <intelblocks/systemagent.h>
#include <intelblocks/tcss.h>
#include <option.h>
#include <soc/cpu.h>
#include <soc/intel/common/vbt.h>
#include <soc/pci_devs.h>
#include <soc/pcie.h>
#include <soc/ramstage.h>
#include <soc/soc_chip.h>
#include <stdlib.h>
#include <string.h>
#include <types.h>
/* THC assignment definition */
#define THC_NONE 0
#define THC_0 1
#define THC_1 2
/* SATA DEVSLP idle timeout default values */
#define DEF_DMVAL 15
#define DEF_DITOVAL 625
/* VccIn Aux Imon IccMax values in mA */
#define MILLIAMPS_TO_AMPS 1000
#define ICC_MAX_TDP_45W 34250
#define ICC_MAX_TDP_15W_28W 32000
#define ICC_MAX_ID_ADL_M_MA 12000
#define ICC_MAX_ID_ADL_N_MA 27000
#define ICC_MAX_ADL_S 33000
/*
* ME End of Post configuration
* 0 - Disable EOP.
* 1 - Send in PEI (Applicable for FSP in API mode)
* 2 - Send in DXE (Not applicable for FSP in API mode)
*/
enum fsp_end_of_post {
EOP_DISABLE = 0,
EOP_PEI = 1,
EOP_DXE = 2,
};
static const struct slot_irq_constraints irq_constraints[] = {
{
.slot = SA_DEV_SLOT_CPU_1,
.fns = {
FIXED_INT_PIRQ(SA_DEVFN_CPU_PCIE1_0, PCI_INT_A, PIRQ_A),
},
},
{
.slot = SA_DEV_SLOT_IGD,
.fns = {
/* INTERRUPT_PIN is RO/0x01 */
FIXED_INT_ANY_PIRQ(SA_DEVFN_IGD, PCI_INT_A),
},
},
{
.slot = SA_DEV_SLOT_DPTF,
.fns = {
ANY_PIRQ(SA_DEVFN_DPTF),
},
},
{
.slot = SA_DEV_SLOT_IPU,
.fns = {
/* INTERRUPT_PIN is RO/0x01, and INTERRUPT_LINE is RW,
but S0ix fails when not set to 16 (b/193434192) */
FIXED_INT_PIRQ(SA_DEVFN_IPU, PCI_INT_A, PIRQ_A),
},
},
{
.slot = SA_DEV_SLOT_CPU_6,
.fns = {
FIXED_INT_PIRQ(SA_DEVFN_CPU_PCIE6_0, PCI_INT_A, PIRQ_A),
FIXED_INT_PIRQ(SA_DEVFN_CPU_PCIE6_2, PCI_INT_C, PIRQ_C),
},
},
{
.slot = SA_DEV_SLOT_TBT,
.fns = {
ANY_PIRQ(SA_DEVFN_TBT0),
ANY_PIRQ(SA_DEVFN_TBT1),
ANY_PIRQ(SA_DEVFN_TBT2),
ANY_PIRQ(SA_DEVFN_TBT3),
},
},
{
.slot = SA_DEV_SLOT_GNA,
.fns = {
/* INTERRUPT_PIN is RO/0x01 */
FIXED_INT_ANY_PIRQ(SA_DEVFN_GNA, PCI_INT_A),
},
},
{
.slot = SA_DEV_SLOT_TCSS,
.fns = {
ANY_PIRQ(SA_DEVFN_TCSS_XHCI),
ANY_PIRQ(SA_DEVFN_TCSS_XDCI),
},
},
{
.slot = PCH_DEV_SLOT_SIO0,
.fns = {
DIRECT_IRQ(PCH_DEVFN_I2C6),
DIRECT_IRQ(PCH_DEVFN_I2C7),
ANY_PIRQ(PCH_DEVFN_THC0),
ANY_PIRQ(PCH_DEVFN_THC1),
},
},
{
.slot = PCH_DEV_SLOT_SIO6,
.fns = {
DIRECT_IRQ(PCH_DEVFN_UART3),
DIRECT_IRQ(PCH_DEVFN_UART4),
DIRECT_IRQ(PCH_DEVFN_UART5),
DIRECT_IRQ(PCH_DEVFN_UART6),
},
},
{
.slot = PCH_DEV_SLOT_ISH,
.fns = {
DIRECT_IRQ(PCH_DEVFN_ISH),
DIRECT_IRQ(PCH_DEVFN_GSPI2),
ANY_PIRQ(PCH_DEVFN_UFS),
},
},
{
.slot = PCH_DEV_SLOT_SIO2,
.fns = {
DIRECT_IRQ(PCH_DEVFN_GSPI3),
DIRECT_IRQ(PCH_DEVFN_GSPI4),
DIRECT_IRQ(PCH_DEVFN_GSPI5),
DIRECT_IRQ(PCH_DEVFN_GSPI6),
},
},
{
.slot = PCH_DEV_SLOT_XHCI,
.fns = {
ANY_PIRQ(PCH_DEVFN_XHCI),
DIRECT_IRQ(PCH_DEVFN_USBOTG),
ANY_PIRQ(PCH_DEVFN_CNVI_WIFI),
},
},
{
.slot = PCH_DEV_SLOT_SIO3,
.fns = {
DIRECT_IRQ(PCH_DEVFN_I2C0),
DIRECT_IRQ(PCH_DEVFN_I2C1),
DIRECT_IRQ(PCH_DEVFN_I2C2),
DIRECT_IRQ(PCH_DEVFN_I2C3),
},
},
{
.slot = PCH_DEV_SLOT_CSE,
.fns = {
ANY_PIRQ(PCH_DEVFN_CSE),
ANY_PIRQ(PCH_DEVFN_CSE_2),
ANY_PIRQ(PCH_DEVFN_CSE_IDER),
ANY_PIRQ(PCH_DEVFN_CSE_KT),
ANY_PIRQ(PCH_DEVFN_CSE_3),
ANY_PIRQ(PCH_DEVFN_CSE_4),
},
},
{
.slot = PCH_DEV_SLOT_SATA,
.fns = {
ANY_PIRQ(PCH_DEVFN_SATA),
},
},
{
.slot = PCH_DEV_SLOT_SIO4,
.fns = {
DIRECT_IRQ(PCH_DEVFN_I2C4),
DIRECT_IRQ(PCH_DEVFN_I2C5),
DIRECT_IRQ(PCH_DEVFN_UART2),
},
},
#if CONFIG(SOC_INTEL_ALDERLAKE_PCH_N)
{
.slot = PCH_DEV_SLOT_EMMC,
.fns = {
ANY_PIRQ(PCH_DEVFN_EMMC),
},
},
#endif
{
.slot = PCH_DEV_SLOT_PCIE,
.fns = {
FIXED_INT_PIRQ(PCH_DEVFN_PCIE1, PCI_INT_A, PIRQ_A),
FIXED_INT_PIRQ(PCH_DEVFN_PCIE2, PCI_INT_B, PIRQ_B),
FIXED_INT_PIRQ(PCH_DEVFN_PCIE3, PCI_INT_C, PIRQ_C),
FIXED_INT_PIRQ(PCH_DEVFN_PCIE4, PCI_INT_D, PIRQ_D),
FIXED_INT_PIRQ(PCH_DEVFN_PCIE5, PCI_INT_A, PIRQ_A),
FIXED_INT_PIRQ(PCH_DEVFN_PCIE6, PCI_INT_B, PIRQ_B),
FIXED_INT_PIRQ(PCH_DEVFN_PCIE7, PCI_INT_C, PIRQ_C),
FIXED_INT_PIRQ(PCH_DEVFN_PCIE8, PCI_INT_D, PIRQ_D),
},
},
{
.slot = PCH_DEV_SLOT_PCIE_1,
.fns = {
FIXED_INT_PIRQ(PCH_DEVFN_PCIE9, PCI_INT_A, PIRQ_A),
FIXED_INT_PIRQ(PCH_DEVFN_PCIE10, PCI_INT_B, PIRQ_B),
FIXED_INT_PIRQ(PCH_DEVFN_PCIE11, PCI_INT_C, PIRQ_C),
FIXED_INT_PIRQ(PCH_DEVFN_PCIE12, PCI_INT_D, PIRQ_D),
},
},
{
.slot = PCH_DEV_SLOT_SIO5,
.fns = {
/* UART0 shares an interrupt line with TSN0, so must use
a PIRQ */
FIXED_INT_ANY_PIRQ(PCH_DEVFN_UART0, PCI_INT_A),
/* UART1 shares an interrupt line with TSN1, so must use
a PIRQ */
FIXED_INT_ANY_PIRQ(PCH_DEVFN_UART1, PCI_INT_B),
DIRECT_IRQ(PCH_DEVFN_GSPI0),
DIRECT_IRQ(PCH_DEVFN_GSPI1),
},
},
{
.slot = PCH_DEV_SLOT_ESPI,
.fns = {
ANY_PIRQ(PCH_DEVFN_HDA),
ANY_PIRQ(PCH_DEVFN_SMBUS),
ANY_PIRQ(PCH_DEVFN_GBE),
/* INTERRUPT_PIN is RO/0x01 */
FIXED_INT_ANY_PIRQ(PCH_DEVFN_TRACEHUB, PCI_INT_A),
},
},
};
static const struct slot_irq_constraints irq_constraints_pch_s[] = {
{
.slot = SA_DEV_SLOT_CPU_1,
.fns = {
FIXED_INT_PIRQ(SA_DEVFN_CPU_PCIE1_0, PCI_INT_A, PIRQ_A),
FIXED_INT_PIRQ(SA_DEVFN_CPU_PCIE1_1, PCI_INT_B, PIRQ_B),
},
},
{
.slot = SA_DEV_SLOT_IGD,
.fns = {
/* INTERRUPT_PIN is RO/0x01 */
FIXED_INT_ANY_PIRQ(SA_DEVFN_IGD, PCI_INT_A),
},
},
{
.slot = SA_DEV_SLOT_DPTF,
.fns = {
ANY_PIRQ(SA_DEVFN_DPTF),
},
},
{
.slot = SA_DEV_SLOT_CPU_6,
.fns = {
FIXED_INT_PIRQ(SA_DEVFN_CPU_PCIE6_0, PCI_INT_D, PIRQ_A),
},
},
{
.slot = SA_DEV_SLOT_GNA,
.fns = {
/* INTERRUPT_PIN is RO/0x01 */
FIXED_INT_ANY_PIRQ(SA_DEVFN_GNA, PCI_INT_A),
},
},
{
.slot = PCH_DEV_SLOT_SIO6,
.fns = {
DIRECT_IRQ(PCH_DEVFN_UART3),
},
},
{
.slot = PCH_DEV_SLOT_ISH,
.fns = {
DIRECT_IRQ(PCH_DEVFN_ISH),
DIRECT_IRQ(PCH_DEVFN_GSPI2),
},
},
{
.slot = PCH_DEV_SLOT_SIO2,
.fns = {
DIRECT_IRQ(PCH_DEVFN_GSPI3),
},
},
{
.slot = PCH_DEV_SLOT_XHCI,
.fns = {
ANY_PIRQ(PCH_DEVFN_XHCI),
DIRECT_IRQ(PCH_DEVFN_USBOTG),
ANY_PIRQ(PCH_DEVFN_CNVI_WIFI),
},
},
{
.slot = PCH_DEV_SLOT_SIO3,
.fns = {
DIRECT_IRQ(PCH_DEVFN_I2C0),
DIRECT_IRQ(PCH_DEVFN_I2C1),
DIRECT_IRQ(PCH_DEVFN_I2C2),
DIRECT_IRQ(PCH_DEVFN_I2C3),
},
},
{
.slot = PCH_DEV_SLOT_CSE,
.fns = {
ANY_PIRQ(PCH_DEVFN_CSE),
ANY_PIRQ(PCH_DEVFN_CSE_2),
ANY_PIRQ(PCH_DEVFN_CSE_IDER),
ANY_PIRQ(PCH_DEVFN_CSE_KT),
ANY_PIRQ(PCH_DEVFN_CSE_3),
ANY_PIRQ(PCH_DEVFN_CSE_4),
},
},
{
.slot = PCH_DEV_SLOT_SATA,
.fns = {
ANY_PIRQ(PCH_DEVFN_SATA),
},
},
{
.slot = PCH_DEV_SLOT_SIO4,
.fns = {
DIRECT_IRQ(PCH_DEVFN_I2C4),
DIRECT_IRQ(PCH_DEVFN_I2C5),
DIRECT_IRQ(PCH_DEVFN_UART2),
},
},
{
.slot = PCH_DEV_SLOT_PCIE,
.fns = {
FIXED_INT_PIRQ(PCH_DEVFN_PCIE1, PCI_INT_A, PIRQ_A),
FIXED_INT_PIRQ(PCH_DEVFN_PCIE2, PCI_INT_B, PIRQ_B),
FIXED_INT_PIRQ(PCH_DEVFN_PCIE3, PCI_INT_C, PIRQ_C),
FIXED_INT_PIRQ(PCH_DEVFN_PCIE4, PCI_INT_D, PIRQ_D),
FIXED_INT_PIRQ(PCH_DEVFN_PCIE5, PCI_INT_A, PIRQ_A),
FIXED_INT_PIRQ(PCH_DEVFN_PCIE6, PCI_INT_B, PIRQ_B),
FIXED_INT_PIRQ(PCH_DEVFN_PCIE7, PCI_INT_C, PIRQ_C),
FIXED_INT_PIRQ(PCH_DEVFN_PCIE8, PCI_INT_D, PIRQ_D),
},
},
{
.slot = PCH_DEV_SLOT_PCIE_1,
.fns = {
FIXED_INT_PIRQ(PCH_DEVFN_PCIE9, PCI_INT_A, PIRQ_A),
FIXED_INT_PIRQ(PCH_DEVFN_PCIE10, PCI_INT_B, PIRQ_B),
FIXED_INT_PIRQ(PCH_DEVFN_PCIE11, PCI_INT_C, PIRQ_C),
FIXED_INT_PIRQ(PCH_DEVFN_PCIE12, PCI_INT_D, PIRQ_D),
FIXED_INT_PIRQ(PCH_DEVFN_PCIE13, PCI_INT_A, PIRQ_A),
FIXED_INT_PIRQ(PCH_DEVFN_PCIE14, PCI_INT_B, PIRQ_B),
FIXED_INT_PIRQ(PCH_DEVFN_PCIE15, PCI_INT_C, PIRQ_C),
FIXED_INT_PIRQ(PCH_DEVFN_PCIE16, PCI_INT_D, PIRQ_D),
},
},
{
.slot = PCH_DEV_SLOT_PCIE_2,
.fns = {
FIXED_INT_PIRQ(PCH_DEVFN_PCIE17, PCI_INT_A, PIRQ_A),
FIXED_INT_PIRQ(PCH_DEVFN_PCIE18, PCI_INT_B, PIRQ_B),
FIXED_INT_PIRQ(PCH_DEVFN_PCIE19, PCI_INT_C, PIRQ_C),
FIXED_INT_PIRQ(PCH_DEVFN_PCIE20, PCI_INT_D, PIRQ_D),
FIXED_INT_PIRQ(PCH_DEVFN_PCIE21, PCI_INT_A, PIRQ_A),
FIXED_INT_PIRQ(PCH_DEVFN_PCIE22, PCI_INT_B, PIRQ_B),
FIXED_INT_PIRQ(PCH_DEVFN_PCIE23, PCI_INT_C, PIRQ_C),
FIXED_INT_PIRQ(PCH_DEVFN_PCIE24, PCI_INT_D, PIRQ_D),
},
},
{
.slot = PCH_DEV_SLOT_PCIE_3,
.fns = {
FIXED_INT_PIRQ(PCH_DEVFN_PCIE25, PCI_INT_A, PIRQ_A),
FIXED_INT_PIRQ(PCH_DEVFN_PCIE26, PCI_INT_B, PIRQ_B),
FIXED_INT_PIRQ(PCH_DEVFN_PCIE27, PCI_INT_C, PIRQ_C),
FIXED_INT_PIRQ(PCH_DEVFN_PCIE28, PCI_INT_D, PIRQ_D),
},
},
{
.slot = PCH_DEV_SLOT_SIO5,
.fns = {
/* UART0 shares an interrupt line with TSN0, so must use
a PIRQ */
FIXED_INT_ANY_PIRQ(PCH_DEVFN_UART0, PCI_INT_A),
/* UART1 shares an interrupt line with TSN1, so must use
a PIRQ */
FIXED_INT_ANY_PIRQ(PCH_DEVFN_UART1, PCI_INT_B),
DIRECT_IRQ(PCH_DEVFN_GSPI0),
DIRECT_IRQ(PCH_DEVFN_GSPI1),
},
},
{
.slot = PCH_DEV_SLOT_ESPI,
.fns = {
ANY_PIRQ(PCH_DEVFN_HDA),
ANY_PIRQ(PCH_DEVFN_SMBUS),
ANY_PIRQ(PCH_DEVFN_GBE),
/* INTERRUPT_PIN is RO/0x01 */
FIXED_INT_ANY_PIRQ(PCH_DEVFN_TRACEHUB, PCI_INT_A),
},
},
};
static const SI_PCH_DEVICE_INTERRUPT_CONFIG *pci_irq_to_fsp(size_t *out_count)
{
const struct pci_irq_entry *entry = get_cached_pci_irqs();
SI_PCH_DEVICE_INTERRUPT_CONFIG *config;
size_t pch_total = 0;
size_t cfg_count = 0;
if (!entry)
return NULL;
/* Count PCH devices */
while (entry) {
if (is_pch_slot(entry->devfn))
++pch_total;
entry = entry->next;
}
/* Convert PCH device entries to FSP format */
config = calloc(pch_total, sizeof(*config));
entry = get_cached_pci_irqs();
while (entry) {
if (!is_pch_slot(entry->devfn)) {
entry = entry->next;
continue;
}
config[cfg_count].Device = PCI_SLOT(entry->devfn);
config[cfg_count].Function = PCI_FUNC(entry->devfn);
config[cfg_count].IntX = (SI_PCH_INT_PIN)entry->pin;
config[cfg_count].Irq = entry->irq;
++cfg_count;
entry = entry->next;
}
*out_count = cfg_count;
return config;
}
/*
* Chip config parameter PcieRpL1Substates uses (UPD value + 1)
* because UPD value of 0 for PcieRpL1Substates means disabled for FSP.
* In order to ensure that mainboard setting does not disable L1 substates
* incorrectly, chip config parameter values are offset by 1 with 0 meaning
* use FSP UPD default. get_l1_substate_control() ensures that the right UPD
* value is set in fsp_params.
* 0: Use FSP UPD default
* 1: Disable L1 substates
* 2: Use L1.1
* 3: Use L1.2 (FSP UPD default)
*/
static int get_l1_substate_control(enum L1_substates_control ctl)
{
if (CONFIG(SOC_INTEL_COMPLIANCE_TEST_MODE))
ctl = L1_SS_DISABLED;
else if ((ctl > L1_SS_L1_2) || (ctl == L1_SS_FSP_DEFAULT))
ctl = L1_SS_L1_2;
return ctl - 1;
}
/*
* get_aspm_control() ensures that the right UPD value is set in fsp_params.
* 0: Disable ASPM
* 1: L0s only
* 2: L1 only
* 3: L0s and L1
* 4: Auto configuration
*/
static unsigned int get_aspm_control(enum ASPM_control ctl)
{
if (ctl > ASPM_AUTO)
ctl = ASPM_AUTO;
return ctl;
}
/* This function returns the VccIn Aux Imon IccMax values for ADL and RPL
SKU's */
static uint16_t get_vccin_aux_imon_iccmax(void)
{
struct device *dev = pcidev_path_on_root(SA_DEVFN_ROOT);
uint16_t mch_id = dev ? pci_read_config16(dev, PCI_DEVICE_ID) : 0xffff;
uint8_t tdp;
switch (mch_id) {
case PCI_DID_INTEL_ADL_P_ID_1:
case PCI_DID_INTEL_ADL_P_ID_3:
case PCI_DID_INTEL_ADL_P_ID_4:
case PCI_DID_INTEL_ADL_P_ID_5:
case PCI_DID_INTEL_ADL_P_ID_6:
case PCI_DID_INTEL_ADL_P_ID_7:
case PCI_DID_INTEL_ADL_P_ID_8:
case PCI_DID_INTEL_ADL_P_ID_9:
case PCI_DID_INTEL_ADL_P_ID_10:
case PCI_DID_INTEL_RPL_P_ID_1:
case PCI_DID_INTEL_RPL_P_ID_2:
case PCI_DID_INTEL_RPL_P_ID_3:
case PCI_DID_INTEL_RPL_P_ID_4:
case PCI_DID_INTEL_RPL_P_ID_5:
tdp = get_cpu_tdp();
if (tdp == TDP_45W)
return ICC_MAX_TDP_45W;
return ICC_MAX_TDP_15W_28W;
case PCI_DID_INTEL_ADL_M_ID_1:
case PCI_DID_INTEL_ADL_M_ID_2:
return ICC_MAX_ID_ADL_M_MA;
case PCI_DID_INTEL_ADL_N_ID_1:
case PCI_DID_INTEL_ADL_N_ID_2:
case PCI_DID_INTEL_ADL_N_ID_3:
case PCI_DID_INTEL_ADL_N_ID_4:
return ICC_MAX_ID_ADL_N_MA;
case PCI_DID_INTEL_ADL_S_ID_1:
case PCI_DID_INTEL_ADL_S_ID_3:
case PCI_DID_INTEL_ADL_S_ID_8:
case PCI_DID_INTEL_ADL_S_ID_10:
case PCI_DID_INTEL_ADL_S_ID_11:
case PCI_DID_INTEL_ADL_S_ID_12:
return ICC_MAX_ADL_S;
default:
printk(BIOS_ERR, "Unknown MCH ID: 0x%4x, skipping VccInAuxImonIccMax config\n",
mch_id);
return 0;
}
}
__weak void mainboard_update_soc_chip_config(struct soc_intel_alderlake_config *config)
{
/* Override settings per board. */
}
static void fill_fsps_lpss_params(FSP_S_CONFIG *s_cfg,
const struct soc_intel_alderlake_config *config)
{
for (int i = 0; i < CONFIG_SOC_INTEL_I2C_DEV_MAX; i++)
s_cfg->SerialIoI2cMode[i] = config->serial_io_i2c_mode[i];
for (int i = 0; i < CONFIG_SOC_INTEL_COMMON_BLOCK_GSPI_MAX; i++) {
s_cfg->SerialIoSpiMode[i] = config->serial_io_gspi_mode[i];
s_cfg->SerialIoSpiCsMode[i] = config->serial_io_gspi_cs_mode[i];
s_cfg->SerialIoSpiCsState[i] = config->serial_io_gspi_cs_state[i];
}
for (int i = 0; i < CONFIG_SOC_INTEL_UART_DEV_MAX; i++)
s_cfg->SerialIoUartMode[i] = config->serial_io_uart_mode[i];
}
static void fill_fsps_microcode_params(FSP_S_CONFIG *s_cfg,
const struct soc_intel_alderlake_config *config)
{
const struct microcode *microcode_file;
size_t microcode_len;
/* Locate microcode and pass to FSP-S for 2nd microcode loading */
microcode_file = intel_microcode_find();
if (microcode_file != NULL) {
microcode_len = get_microcode_size(microcode_file);
if (microcode_len != 0) {
/* Update CPU Microcode patch base address/size */
s_cfg->MicrocodeRegionBase = (uint32_t)(uintptr_t)microcode_file;
s_cfg->MicrocodeRegionSize = (uint32_t)microcode_len;
}
}
}
static void fill_fsps_cpu_params(FSP_S_CONFIG *s_cfg,
const struct soc_intel_alderlake_config *config)
{
/*
* FIXME: FSP assumes ownership of the APs (Application Processors)
* upon passing `NULL` pointer to the CpuMpPpi FSP-S UPD.
* Hence, pass a valid pointer to the CpuMpPpi UPD unconditionally.
* This would avoid APs from getting hijacked by FSP while coreboot
* decides to set SkipMpInit UPD.
*/
s_cfg->CpuMpPpi = (uintptr_t)mp_fill_ppi_services_data();
if (CONFIG(USE_FSP_FEATURE_PROGRAM_ON_APS))
/*
* Fill `2nd microcode loading FSP UPD` if FSP is running CPU feature
* programming.
*/
fill_fsps_microcode_params(s_cfg, config);
else
s_cfg->SkipMpInit = !CONFIG(USE_INTEL_FSP_MP_INIT);
}
static void fill_fsps_igd_params(FSP_S_CONFIG *s_cfg,
const struct soc_intel_alderlake_config *config)
{
/* Load VBT before devicetree-specific config. */
s_cfg->GraphicsConfigPtr = (uintptr_t)vbt_get();
/* Check if IGD is present and fill Graphics init param accordingly */
s_cfg->PeiGraphicsPeimInit = CONFIG(RUN_FSP_GOP) && is_devfn_enabled(SA_DEVFN_IGD);
s_cfg->LidStatus = CONFIG(RUN_FSP_GOP);
s_cfg->PavpEnable = CONFIG(PAVP);
}
WEAK_DEV_PTR(tcss_usb3_port1);
WEAK_DEV_PTR(tcss_usb3_port2);
WEAK_DEV_PTR(tcss_usb3_port3);
WEAK_DEV_PTR(tcss_usb3_port4);
static void fill_fsps_tcss_params(FSP_S_CONFIG *s_cfg,
const struct soc_intel_alderlake_config *config)
{
const struct device *tcss_port_arr[] = {
DEV_PTR(tcss_usb3_port1),
DEV_PTR(tcss_usb3_port2),
DEV_PTR(tcss_usb3_port3),
DEV_PTR(tcss_usb3_port4),
};
s_cfg->TcssAuxOri = config->tcss_aux_ori;
/* Explicitly clear this field to avoid using defaults */
memset(s_cfg->IomTypeCPortPadCfg, 0, sizeof(s_cfg->IomTypeCPortPadCfg));
/*
* Set FSPS UPD ITbtConnectTopologyTimeoutInMs with value 0. FSP will
* evaluate this UPD value and skip sending command. There will be no
* delay for command completion.
*/
s_cfg->ITbtConnectTopologyTimeoutInMs = 0;
/* D3Hot and D3Cold for TCSS */
s_cfg->D3HotEnable = !config->tcss_d3_hot_disable;
s_cfg->D3ColdEnable = CONFIG(D3COLD_SUPPORT) && !config->tcss_d3_cold_disable;
s_cfg->UsbTcPortEn = 0;
for (int i = 0; i < MAX_TYPE_C_PORTS; i++) {
if (is_dev_enabled(tcss_port_arr[i]))
s_cfg->UsbTcPortEn |= BIT(i);
}
}
static void fill_fsps_chipset_lockdown_params(FSP_S_CONFIG *s_cfg,
const struct soc_intel_alderlake_config *config)
{
/* Chipset Lockdown */
const bool lockdown_by_fsp = get_lockdown_config() == CHIPSET_LOCKDOWN_FSP;
s_cfg->PchLockDownGlobalSmi = lockdown_by_fsp;
s_cfg->PchLockDownBiosInterface = lockdown_by_fsp;
s_cfg->PchUnlockGpioPads = lockdown_by_fsp;
s_cfg->RtcMemoryLock = lockdown_by_fsp;
s_cfg->SkipPamLock = !lockdown_by_fsp;
/* coreboot will send EOP before loading payload */
s_cfg->EndOfPostMessage = EOP_DISABLE;
}
static void fill_fsps_xhci_params(FSP_S_CONFIG *s_cfg,
const struct soc_intel_alderlake_config *config)
{
int i;
/* USB */
for (i = 0; i < ARRAY_SIZE(config->usb2_ports); i++) {
s_cfg->PortUsb20Enable[i] = config->usb2_ports[i].enable;
s_cfg->Usb2PhyPetxiset[i] = config->usb2_ports[i].pre_emp_bias;
s_cfg->Usb2PhyTxiset[i] = config->usb2_ports[i].tx_bias;
s_cfg->Usb2PhyPredeemp[i] = config->usb2_ports[i].tx_emp_enable;
s_cfg->Usb2PhyPehalfbit[i] = config->usb2_ports[i].pre_emp_bit;
if (config->usb2_ports[i].enable)
s_cfg->Usb2OverCurrentPin[i] = config->usb2_ports[i].ocpin;
else
s_cfg->Usb2OverCurrentPin[i] = OC_SKIP;
if (config->usb2_ports[i].type_c)
s_cfg->PortResetMessageEnable[i] = 1;
}
for (i = 0; i < ARRAY_SIZE(config->usb3_ports); i++) {
s_cfg->PortUsb30Enable[i] = config->usb3_ports[i].enable;
if (config->usb3_ports[i].enable)
s_cfg->Usb3OverCurrentPin[i] = config->usb3_ports[i].ocpin;
else
s_cfg->Usb3OverCurrentPin[i] = OC_SKIP;
if (config->usb3_ports[i].tx_de_emp) {
s_cfg->Usb3HsioTxDeEmphEnable[i] = 1;
s_cfg->Usb3HsioTxDeEmph[i] = config->usb3_ports[i].tx_de_emp;
}
if (config->usb3_ports[i].tx_downscale_amp) {
s_cfg->Usb3HsioTxDownscaleAmpEnable[i] = 1;
s_cfg->Usb3HsioTxDownscaleAmp[i] =
config->usb3_ports[i].tx_downscale_amp;
}
}
for (i = 0; i < ARRAY_SIZE(config->tcss_ports); i++) {
if (config->tcss_ports[i].enable)
s_cfg->CpuUsb3OverCurrentPin[i] = config->tcss_ports[i].ocpin;
}
s_cfg->PmcUsb2PhySusPgEnable = !config->usb2_phy_sus_pg_disable;
}
static void fill_fsps_xdci_params(FSP_S_CONFIG *s_cfg,
const struct soc_intel_alderlake_config *config)
{
s_cfg->XdciEnable = xdci_can_enable(PCH_DEVFN_USBOTG);
}
static void fill_fsps_uart_params(FSP_S_CONFIG *s_cfg,
const struct soc_intel_alderlake_config *config)
{
if (CONFIG(FSP_USES_CB_DEBUG_EVENT_HANDLER) && CONFIG(CONSOLE_SERIAL) &&
CONFIG(FSP_ENABLE_SERIAL_DEBUG))
s_cfg->FspEventHandler = (UINT32)((FSP_EVENT_HANDLER *)
fsp_debug_event_handler);
/* PCH UART selection for FSP Debug */
s_cfg->SerialIoDebugUartNumber = CONFIG_UART_FOR_CONSOLE;
ASSERT(ARRAY_SIZE(s_cfg->SerialIoUartAutoFlow) > CONFIG_UART_FOR_CONSOLE);
s_cfg->SerialIoUartAutoFlow[CONFIG_UART_FOR_CONSOLE] = 0;
}
static void fill_fsps_sata_params(FSP_S_CONFIG *s_cfg,
const struct soc_intel_alderlake_config *config)
{
/* SATA */
s_cfg->SataEnable = is_devfn_enabled(PCH_DEVFN_SATA);
if (s_cfg->SataEnable) {
s_cfg->SataMode = config->sata_mode;
s_cfg->SataSalpSupport = config->sata_salp_support;
memcpy(s_cfg->SataPortsEnable, config->sata_ports_enable,
sizeof(s_cfg->SataPortsEnable));
memcpy(s_cfg->SataPortsDevSlp, config->sata_ports_dev_slp,
sizeof(s_cfg->SataPortsDevSlp));
}
/*
* Power Optimizer for SATA.
* SataPwrOptimizeDisable is default to 0.
* Boards not needing the optimizers explicitly disables them by setting
* these disable variables to 1 in devicetree overrides.
*/
s_cfg->SataPwrOptEnable = !(config->sata_pwr_optimize_disable);
/* Test mode for SATA margining */
s_cfg->SataTestMode = CONFIG(ENABLE_SATA_TEST_MODE);
/*
* Enable DEVSLP Idle Timeout settings DmVal and DitoVal.
* SataPortsDmVal is the DITO multiplier. Default is 15.
* SataPortsDitoVal is the DEVSLP Idle Timeout (DITO), Default is 625ms.
* The default values can be changed from devicetree.
*/
for (size_t i = 0; i < ARRAY_SIZE(config->sata_ports_enable_dito_config); i++) {
if (config->sata_ports_enable_dito_config[i]) {
s_cfg->SataPortsDmVal[i] = config->sata_ports_dm_val[i];
s_cfg->SataPortsDitoVal[i] = config->sata_ports_dito_val[i];
}
}
}
static void fill_fsps_thermal_params(FSP_S_CONFIG *s_cfg,
const struct soc_intel_alderlake_config *config)
{
/* Enable TCPU for processor thermal control */
s_cfg->Device4Enable = is_devfn_enabled(SA_DEVFN_DPTF);
/* Set TccActivationOffset */
s_cfg->TccActivationOffset = config->tcc_offset;
}
static void fill_fsps_gna_params(FSP_S_CONFIG *s_cfg,
const struct soc_intel_alderlake_config *config)
{
s_cfg->GnaEnable = is_devfn_enabled(SA_DEVFN_GNA);
}
static void fill_fsps_lan_params(FSP_S_CONFIG *s_cfg,
const struct soc_intel_alderlake_config *config)
{
/* LAN */
s_cfg->PchLanEnable = is_devfn_enabled(PCH_DEVFN_GBE);
}
static void fill_fsps_cnvi_params(FSP_S_CONFIG *s_cfg,
const struct soc_intel_alderlake_config *config)
{
/* CNVi */
#if CONFIG(SOC_INTEL_ALDERLAKE_PCH_P) || CONFIG(SOC_INTEL_ALDERLAKE_PCH_S)
#if !CONFIG(SOC_INTEL_RAPTORLAKE)
/* This option is only available in public FSP headers of ADL-P and ADL-S */
s_cfg->CnviWifiCore = is_devfn_enabled(PCH_DEVFN_CNVI_WIFI);
#endif
#endif
s_cfg->CnviMode = is_devfn_enabled(PCH_DEVFN_CNVI_WIFI);
s_cfg->CnviBtCore = config->cnvi_bt_core;
s_cfg->CnviBtAudioOffload = config->cnvi_bt_audio_offload;
/* Assert if CNVi BT is enabled without CNVi being enabled. */
assert(s_cfg->CnviMode || !s_cfg->CnviBtCore);
/* Assert if CNVi BT offload is enabled without CNVi BT being enabled. */
assert(s_cfg->CnviBtCore || !s_cfg->CnviBtAudioOffload);
}
static void fill_fsps_vmd_params(FSP_S_CONFIG *s_cfg,
const struct soc_intel_alderlake_config *config)
{
/* VMD */
s_cfg->VmdEnable = is_devfn_enabled(SA_DEVFN_VMD);
}
static void fill_fsps_thc_params(FSP_S_CONFIG *s_cfg,
const struct soc_intel_alderlake_config *config)
{
/* THC */
s_cfg->ThcPort0Assignment = is_devfn_enabled(PCH_DEVFN_THC0) ? THC_0 : THC_NONE;
s_cfg->ThcPort1Assignment = is_devfn_enabled(PCH_DEVFN_THC1) ? THC_1 : THC_NONE;
}
static void fill_fsps_tbt_params(FSP_S_CONFIG *s_cfg,
const struct soc_intel_alderlake_config *config)
{
/* USB4/TBT */
for (int i = 0; i < ARRAY_SIZE(s_cfg->ITbtPcieRootPortEn); i++)
s_cfg->ITbtPcieRootPortEn[i] = is_devfn_enabled(SA_DEVFN_TBT(i));
}
static void fill_fsps_8254_params(FSP_S_CONFIG *s_cfg,
const struct soc_intel_alderlake_config *config)
{
/* Legacy 8254 timer support */
bool use_8254 = get_uint_option("legacy_8254_timer", CONFIG(USE_LEGACY_8254_TIMER));
s_cfg->Enable8254ClockGating = !use_8254;
s_cfg->Enable8254ClockGatingOnS3 = !use_8254;
}
static void fill_fsps_pm_timer_params(FSP_S_CONFIG *s_cfg,
const struct soc_intel_alderlake_config *config)
{
/*
* Legacy PM ACPI Timer (and TCO Timer)
* This *must* be 1 in any case to keep FSP from
* 1) enabling PM ACPI Timer emulation in uCode.
* 2) disabling the PM ACPI Timer.
* We handle both by ourself!
*/
s_cfg->EnableTcoTimer = 1;
}
static void fill_fsps_storage_params(FSP_S_CONFIG *s_cfg,
const struct soc_intel_alderlake_config *config)
{
#if CONFIG(SOC_INTEL_ALDERLAKE_PCH_N)
/* eMMC Configuration */
s_cfg->ScsEmmcEnabled = is_devfn_enabled(PCH_DEVFN_EMMC);
if (s_cfg->ScsEmmcEnabled)
s_cfg->ScsEmmcHs400Enabled = config->emmc_enable_hs400_mode;
#endif
/* UFS Configuration */
s_cfg->UfsEnable[0] = 0; /* UFS Controller 0 is fuse disabled */
s_cfg->UfsEnable[1] = is_devfn_enabled(PCH_DEVFN_UFS);
/* Enable Hybrid storage auto detection */
s_cfg->HybridStorageMode = config->hybrid_storage_mode;
}
static void fill_fsps_pcie_params(FSP_S_CONFIG *s_cfg,
const struct soc_intel_alderlake_config *config)
{
uint32_t enable_mask = pcie_rp_enable_mask(get_pch_pcie_rp_table());
for (int i = 0; i < CONFIG_MAX_PCH_ROOT_PORTS; i++) {
if (!(enable_mask & BIT(i)))
continue;
const struct pcie_rp_config *rp_cfg = &config->pch_pcie_rp[i];
s_cfg->PcieRpL1Substates[i] =
get_l1_substate_control(rp_cfg->PcieRpL1Substates);
s_cfg->PcieRpLtrEnable[i] = !!(rp_cfg->flags & PCIE_RP_LTR);
s_cfg->PcieRpAdvancedErrorReporting[i] = !!(rp_cfg->flags & PCIE_RP_AER);
s_cfg->PcieRpHotPlug[i] = !!(rp_cfg->flags & PCIE_RP_HOTPLUG)
|| CONFIG(SOC_INTEL_COMPLIANCE_TEST_MODE);
s_cfg->PcieRpClkReqDetect[i] = !!(rp_cfg->flags & PCIE_RP_CLK_REQ_DETECT);
if (rp_cfg->pcie_rp_aspm)
s_cfg->PcieRpAspm[i] = get_aspm_control(rp_cfg->pcie_rp_aspm);
/* PcieRpSlotImplemented default to 1 (slot implemented) in FSP; 0: built-in */
if (!!(rp_cfg->flags & PCIE_RP_BUILT_IN))
s_cfg->PcieRpSlotImplemented[i] = 0;
s_cfg->PcieRpDetectTimeoutMs[i] = rp_cfg->pcie_rp_detect_timeout_ms;
}
s_cfg->PcieComplianceTestMode = CONFIG(SOC_INTEL_COMPLIANCE_TEST_MODE);
}
static void fill_fsps_cpu_pcie_params(FSP_S_CONFIG *s_cfg,
const struct soc_intel_alderlake_config *config)
{
if (!CONFIG_MAX_CPU_ROOT_PORTS)
return;
const uint32_t enable_mask = pcie_rp_enable_mask(get_cpu_pcie_rp_table());
for (int i = 0; i < CONFIG_MAX_CPU_ROOT_PORTS; i++) {
if (!(enable_mask & BIT(i)))
continue;
const struct pcie_rp_config *rp_cfg = &config->cpu_pcie_rp[i];
s_cfg->CpuPcieRpL1Substates[i] =
get_l1_substate_control(rp_cfg->PcieRpL1Substates);
s_cfg->CpuPcieRpLtrEnable[i] = !!(rp_cfg->flags & PCIE_RP_LTR);
s_cfg->CpuPcieRpAdvancedErrorReporting[i] = !!(rp_cfg->flags & PCIE_RP_AER);
s_cfg->CpuPcieRpHotPlug[i] = !!(rp_cfg->flags & PCIE_RP_HOTPLUG)
|| CONFIG(SOC_INTEL_COMPLIANCE_TEST_MODE);
s_cfg->CpuPcieRpDetectTimeoutMs[i] = rp_cfg->pcie_rp_detect_timeout_ms;
s_cfg->PtmEnabled[i] = 0;
if (rp_cfg->pcie_rp_aspm)
s_cfg->CpuPcieRpAspm[i] = get_aspm_control(rp_cfg->pcie_rp_aspm);
if (!!(rp_cfg->flags & PCIE_RP_BUILT_IN))
s_cfg->CpuPcieRpSlotImplemented[i] = 0;
}
s_cfg->CpuPcieComplianceTestMode = CONFIG(SOC_INTEL_COMPLIANCE_TEST_MODE);
}
static void fill_fsps_misc_power_params(FSP_S_CONFIG *s_cfg,
const struct soc_intel_alderlake_config *config)
{
u32 cpu_id = cpu_get_cpuid();
/* Skip setting D0I3 bit for all HECI devices */
s_cfg->DisableD0I3SettingForHeci = 1;
/*
* Power Optimizer for DMI
* DmiPwrOptimizeDisable is default to 0.
* Boards not needing the optimizers explicitly disables them by setting
* these disable variables to 1 in devicetree overrides.
*/
s_cfg->PchPwrOptEnable = !(config->dmi_power_optimize_disable);
s_cfg->PmSupport = 1;
s_cfg->Hwp = 1;
s_cfg->Cx = 1;
s_cfg->PsOnEnable = 1;
s_cfg->PkgCStateLimit = LIMIT_AUTO;
/* Disable Energy Efficient Turbo mode */
s_cfg->EnergyEfficientTurbo = 0;
/* VccIn Aux Imon IccMax. Values are in 1/4 Amp increments and range is 0-512. */
s_cfg->VccInAuxImonIccImax = get_vccin_aux_imon_iccmax() * 4 / MILLIAMPS_TO_AMPS;
/* VrConfig Settings for IA and GT domains */
for (size_t i = 0; i < ARRAY_SIZE(config->domain_vr_config); i++)
fill_vr_domain_config(s_cfg, i, &config->domain_vr_config[i]);
s_cfg->PmcLpmS0ixSubStateEnableMask = get_supported_lpm_mask();
/* Apply minimum assertion width settings */
if (config->pch_slp_s3_min_assertion_width == SLP_S3_ASSERTION_DEFAULT)
s_cfg->PchPmSlpS3MinAssert = SLP_S3_ASSERTION_50_MS;
else
s_cfg->PchPmSlpS3MinAssert = config->pch_slp_s3_min_assertion_width;
if (config->pch_slp_s4_min_assertion_width == SLP_S4_ASSERTION_DEFAULT)
s_cfg->PchPmSlpS4MinAssert = SLP_S4_ASSERTION_1S;
else
s_cfg->PchPmSlpS4MinAssert = config->pch_slp_s4_min_assertion_width;
if (config->pch_slp_sus_min_assertion_width == SLP_SUS_ASSERTION_DEFAULT)
s_cfg->PchPmSlpSusMinAssert = SLP_SUS_ASSERTION_4_S;
else
s_cfg->PchPmSlpSusMinAssert = config->pch_slp_sus_min_assertion_width;
if (config->pch_slp_a_min_assertion_width == SLP_A_ASSERTION_DEFAULT)
s_cfg->PchPmSlpAMinAssert = SLP_A_ASSERTION_2_S;
else
s_cfg->PchPmSlpAMinAssert = config->pch_slp_a_min_assertion_width;
unsigned int power_cycle_duration = config->pch_reset_power_cycle_duration;
if (power_cycle_duration == POWER_CYCLE_DURATION_DEFAULT)
power_cycle_duration = POWER_CYCLE_DURATION_4S;
s_cfg->PchPmPwrCycDur = get_pm_pwr_cyc_dur(s_cfg->PchPmSlpS4MinAssert,
s_cfg->PchPmSlpS3MinAssert,
s_cfg->PchPmSlpAMinAssert,
power_cycle_duration);
/* Set PsysPmax if it is available from DT */
if (config->platform_pmax) {
printk(BIOS_DEBUG, "PsysPmax = %dW\n", config->platform_pmax);
/* PsysPmax is in unit of 1/8 Watt */
s_cfg->PsysPmax = config->platform_pmax * 8;
}
s_cfg->C1StateAutoDemotion = !config->disable_c1_state_auto_demotion;
s_cfg->VrPowerDeliveryDesign = config->vr_power_delivery_design;
/* FIXME: Disable package C state demotion on Raptorlake as a W/A for S0ix issues */
if ((cpu_id == CPUID_RAPTORLAKE_P_J0) || (cpu_id == CPUID_RAPTORLAKE_P_Q0))
s_cfg->PkgCStateDemotion = 0;
else
s_cfg->PkgCStateDemotion = !config->disable_package_c_state_demotion;
}
static void fill_fsps_irq_params(FSP_S_CONFIG *s_cfg,
const struct soc_intel_alderlake_config *config)
{
const struct slot_irq_constraints *constraints;
size_t num_slots;
if (CONFIG(SOC_INTEL_ALDERLAKE_PCH_S)) {
constraints = irq_constraints_pch_s;
num_slots = ARRAY_SIZE(irq_constraints_pch_s);
} else {
constraints = irq_constraints;
num_slots = ARRAY_SIZE(irq_constraints);
}
if (!assign_pci_irqs(constraints, num_slots))
die("ERROR: Unable to assign PCI IRQs, and no _PRT table available\n");
size_t pch_count = 0;
const SI_PCH_DEVICE_INTERRUPT_CONFIG *upd_irqs = pci_irq_to_fsp(&pch_count);
s_cfg->DevIntConfigPtr = (UINT32)((uintptr_t)upd_irqs);
s_cfg->NumOfDevIntConfig = pch_count;
printk(BIOS_INFO, "IRQ: Using dynamically assigned PCI IO-APIC IRQs\n");
}
static void fill_fsps_fivr_params(FSP_S_CONFIG *s_cfg,
const struct soc_intel_alderlake_config *config)
{
/* PCH FIVR settings override */
if (!config->ext_fivr_settings.configure_ext_fivr)
return;
s_cfg->PchFivrExtV1p05RailEnabledStates =
config->ext_fivr_settings.v1p05_enable_bitmap;
s_cfg->PchFivrExtV1p05RailSupportedVoltageStates =
config->ext_fivr_settings.v1p05_supported_voltage_bitmap;
s_cfg->PchFivrExtVnnRailEnabledStates =
config->ext_fivr_settings.vnn_enable_bitmap;
s_cfg->PchFivrExtVnnRailSupportedVoltageStates =
config->ext_fivr_settings.vnn_supported_voltage_bitmap;
s_cfg->PchFivrExtVnnRailSxEnabledStates =
config->ext_fivr_settings.vnn_sx_enable_bitmap;
/* Convert the voltages to increments of 2.5mv */
s_cfg->PchFivrExtV1p05RailVoltage =
(config->ext_fivr_settings.v1p05_voltage_mv * 10) / 25;
s_cfg->PchFivrExtVnnRailVoltage =
(config->ext_fivr_settings.vnn_voltage_mv * 10) / 25;
s_cfg->PchFivrExtVnnRailSxVoltage =
(config->ext_fivr_settings.vnn_sx_voltage_mv * 10 / 25);
s_cfg->PchFivrExtV1p05RailIccMaximum =
config->ext_fivr_settings.v1p05_icc_max_ma;
s_cfg->PchFivrExtVnnRailIccMaximum =
config->ext_fivr_settings.vnn_icc_max_ma;
#if CONFIG(SOC_INTEL_ALDERLAKE_PCH_N)
/* Enable the FIVR VCCST ICCMax Control for ADL-N.
* TODO:Right now the UPD is update in partial headers for only ADL-N and when its
* updated for ADL-P then we will remove the config since this needs to be enabled for
* all the Alderlake platforms.
*/
s_cfg->PchFivrVccstIccMaxControl = 1;
#endif
}
static void fill_fsps_fivr_rfi_params(FSP_S_CONFIG *s_cfg,
const struct soc_intel_alderlake_config *config)
{
/* transform from Hz to 100 KHz */
s_cfg->FivrRfiFrequency = config->fivr_rfi_frequency / (100 * KHz);
s_cfg->FivrSpreadSpectrum = config->fivr_spread_spectrum;
}
static void fill_fsps_acoustic_params(FSP_S_CONFIG *s_cfg,
const struct soc_intel_alderlake_config *config)
{
s_cfg->AcousticNoiseMitigation = config->acoustic_noise_mitigation;
if (s_cfg->AcousticNoiseMitigation) {
s_cfg->PreWake = config->PreWake;
for (int i = 0; i < NUM_VR_DOMAINS; i++) {
s_cfg->FastPkgCRampDisable[i] = config->fast_pkg_c_ramp_disable[i];
s_cfg->SlowSlewRate[i] = config->slow_slew_rate[i];
}
}
}
static void fill_fsps_pci_ssid_params(FSP_S_CONFIG *s_cfg,
const struct soc_intel_alderlake_config *config)
{
struct device *dev;
int i;
/*
* Prevent FSP from programming write-once subsystem IDs by providing
* a custom SSID table. Must have at least one entry for the FSP to
* use the table.
*/
struct svid_ssid_init_entry {
union {
struct {
uint64_t reg:12; /* Register offset */
uint64_t function:3;
uint64_t device:5;
uint64_t bus:8;
uint64_t :4;
uint64_t segment:16;
uint64_t :16;
};
uint64_t segbusdevfuncregister;
};
struct {
uint16_t svid;
uint16_t ssid;
};
uint32_t reserved;
};
/*
* The xHCI and HDA devices have RW/L rather than RW/O registers for
* subsystem IDs and so must be written before FspSiliconInit locks
* them with their default values.
*/
const pci_devfn_t devfn_table[] = { PCH_DEVFN_XHCI, PCH_DEVFN_HDA };
static struct svid_ssid_init_entry ssid_table[ARRAY_SIZE(devfn_table)];
for (i = 0; i < ARRAY_SIZE(devfn_table); i++) {
ssid_table[i].reg = PCI_SUBSYSTEM_VENDOR_ID;
ssid_table[i].device = PCI_SLOT(devfn_table[i]);
ssid_table[i].function = PCI_FUNC(devfn_table[i]);
dev = pcidev_path_on_root(devfn_table[i]);
if (dev) {
ssid_table[i].svid = dev->subsystem_vendor;
ssid_table[i].ssid = dev->subsystem_device;
}
}
s_cfg->SiSsidTablePtr = (uintptr_t)ssid_table;
s_cfg->SiNumberOfSsidTableEntry = ARRAY_SIZE(ssid_table);
/*
* Replace the default SVID:SSID value with the values specified in
* the devicetree for the root device.
*/
dev = pcidev_path_on_root(SA_DEVFN_ROOT);
s_cfg->SiCustomizedSvid = dev->subsystem_vendor;
s_cfg->SiCustomizedSsid = dev->subsystem_device;
/* Ensure FSP will program the registers */
s_cfg->SiSkipSsidProgramming = 0;
}
static void soc_silicon_init_params(FSP_S_CONFIG *s_cfg,
struct soc_intel_alderlake_config *config)
{
/* Override settings per board if required. */
mainboard_update_soc_chip_config(config);
void (*const fill_fsps_params[])(FSP_S_CONFIG *s_cfg,
const struct soc_intel_alderlake_config *config) = {
fill_fsps_lpss_params,
fill_fsps_cpu_params,
fill_fsps_igd_params,
fill_fsps_tcss_params,
fill_fsps_chipset_lockdown_params,
fill_fsps_xhci_params,
fill_fsps_xdci_params,
fill_fsps_uart_params,
fill_fsps_sata_params,
fill_fsps_thermal_params,
fill_fsps_gna_params,
fill_fsps_lan_params,
fill_fsps_cnvi_params,
fill_fsps_vmd_params,
fill_fsps_thc_params,
fill_fsps_tbt_params,
fill_fsps_8254_params,
fill_fsps_pm_timer_params,
fill_fsps_storage_params,
fill_fsps_pcie_params,
fill_fsps_cpu_pcie_params,
fill_fsps_misc_power_params,
fill_fsps_irq_params,
fill_fsps_fivr_params,
fill_fsps_fivr_rfi_params,
fill_fsps_acoustic_params,
fill_fsps_pci_ssid_params,
};
for (size_t i = 0; i < ARRAY_SIZE(fill_fsps_params); i++)
fill_fsps_params[i](s_cfg, config);
}
/*
* The Alder Lake PEIM graphics driver executed as part of the FSP does not wait
* for the panel power cycle to complete before it initializes communication
* with the display. It can result in AUX channel communication time out and
* PEIM graphics driver failing to bring up graphics.
*
* If we have performed some graphics operations in romstage, it is possible
* that a panel power cycle is still in progress. To prevent any issue with the
* PEIM graphics driver it is preferable to ensure that panel power cycle is
* complete.
*
* BUG:b:264526798
*/
static void wait_for_panel_power_cycle_done(const struct soc_intel_alderlake_config *config)
{
const struct i915_gpu_panel_config *panel_cfg;
uint32_t bar0;
void *mmio;
if (!CONFIG(RUN_FSP_GOP))
return;
bar0 = pci_s_read_config32(SA_DEV_IGD, PCI_BASE_ADDRESS_0);
mmio = (void *)(bar0 & ~PCI_BASE_ADDRESS_MEM_ATTR_MASK);
if (!mmio)
return;
panel_cfg = &config->panel_cfg;
for (size_t i = 0;; i++) {
uint32_t status = read32(mmio + PCH_PP_STATUS);
if (!(status & PANEL_POWER_CYCLE_ACTIVE))
break;
if (i == panel_cfg->cycle_delay_ms) {
printk(BIOS_ERR, "Panel power cycle is still active.\n");
break;
}
mdelay(1);
}
}
/* UPD parameters to be initialized before SiliconInit */
void platform_fsp_silicon_init_params_cb(FSPS_UPD *supd)
{
struct soc_intel_alderlake_config *config;
FSP_S_CONFIG *s_cfg = &supd->FspsConfig;
config = config_of_soc();
soc_silicon_init_params(s_cfg, config);
mainboard_silicon_init_params(s_cfg);
wait_for_panel_power_cycle_done(config);
}
/*
* Callbacks for SoC/Mainboard specific overrides for FspMultiPhaseSiInit
* This platform supports below MultiPhaseSIInit Phase(s):
* Phase | FSP return point | Purpose
* ------- + ------------------------------------------------ + -------------------------------
* 1 | After TCSS initialization completed | for TCSS specific init
* 2 | Before BIOS Reset CPL is set by FSP-S | for CPU specific init
*/
void platform_fsp_multi_phase_init_cb(uint32_t phase_index)
{
switch (phase_index) {
case 1:
/* TCSS specific initialization here */
printk(BIOS_DEBUG, "FSP MultiPhaseSiInit %s/%s called\n",
__FILE__, __func__);
if (CONFIG(SOC_INTEL_COMMON_BLOCK_TCSS)) {
const config_t *config = config_of_soc();
tcss_configure(config->typec_aux_bias_pads);
}
break;
case 2:
/* CPU specific initialization here */
printk(BIOS_DEBUG, "FSP MultiPhaseSiInit %s/%s called\n",
__FILE__, __func__);
before_post_cpus_init();
/* Enable BIOS Reset CPL */
enable_bios_reset_cpl();
break;
default:
break;
}
}
/* Mainboard GPIO Configuration */
__weak void mainboard_silicon_init_params(FSP_S_CONFIG *s_cfg)
{
printk(BIOS_DEBUG, "WEAK: %s/%s called\n", __FILE__, __func__);
}
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