| /* SPDX-License-Identifier: GPL-2.0-only */ |
| /* This file is part of the coreboot project. */ |
| |
| #include <stddef.h> |
| #include <stdint.h> |
| #include <string.h> |
| #include <cbfs.h> |
| #include <console/console.h> |
| #include <cpu/intel/haswell/haswell.h> |
| #include <northbridge/intel/haswell/haswell.h> |
| #include <northbridge/intel/haswell/raminit.h> |
| #include <southbridge/intel/lynxpoint/pch.h> |
| #include <southbridge/intel/lynxpoint/lp_gpio.h> |
| #include <variant/gpio.h> |
| #include "../../variant.h" |
| |
| const struct rcba_config_instruction rcba_config[] = { |
| |
| /* |
| * GFX INTA -> PIRQA (MSI) |
| * D28IP_P1IP PCIE INTA -> PIRQA |
| * D29IP_E1P EHCI INTA -> PIRQD |
| * D20IP_XHCI XHCI INTA -> PIRQC (MSI) |
| * D31IP_SIP SATA INTA -> PIRQF (MSI) |
| * D31IP_SMIP SMBUS INTB -> PIRQG |
| * D31IP_TTIP THRT INTC -> PIRQA |
| * D27IP_ZIP HDA INTA -> PIRQG (MSI) |
| */ |
| |
| /* Device interrupt pin register (board specific) */ |
| RCBA_SET_REG_32(D31IP, (INTC << D31IP_TTIP) | (NOINT << D31IP_SIP2) | |
| (INTB << D31IP_SMIP) | (INTA << D31IP_SIP)), |
| RCBA_SET_REG_32(D29IP, (INTA << D29IP_E1P)), |
| RCBA_SET_REG_32(D28IP, (INTA << D28IP_P1IP) | (INTC << D28IP_P3IP) | |
| (INTB << D28IP_P4IP)), |
| RCBA_SET_REG_32(D27IP, (INTA << D27IP_ZIP)), |
| RCBA_SET_REG_32(D26IP, (INTA << D26IP_E2P)), |
| RCBA_SET_REG_32(D22IP, (NOINT << D22IP_MEI1IP)), |
| RCBA_SET_REG_32(D20IP, (INTA << D20IP_XHCI)), |
| |
| /* Device interrupt route registers */ |
| RCBA_SET_REG_32(D31IR, DIR_ROUTE(PIRQG, PIRQC, PIRQB, PIRQA)),/* LPC */ |
| RCBA_SET_REG_32(D29IR, DIR_ROUTE(PIRQD, PIRQD, PIRQD, PIRQD)),/* EHCI */ |
| RCBA_SET_REG_32(D28IR, DIR_ROUTE(PIRQA, PIRQB, PIRQC, PIRQD)),/* PCIE */ |
| RCBA_SET_REG_32(D27IR, DIR_ROUTE(PIRQG, PIRQG, PIRQG, PIRQG)),/* HDA */ |
| RCBA_SET_REG_32(D22IR, DIR_ROUTE(PIRQA, PIRQA, PIRQA, PIRQA)),/* ME */ |
| RCBA_SET_REG_32(D21IR, DIR_ROUTE(PIRQE, PIRQF, PIRQF, PIRQF)),/* SIO */ |
| RCBA_SET_REG_32(D20IR, DIR_ROUTE(PIRQC, PIRQC, PIRQC, PIRQC)),/* XHCI */ |
| RCBA_SET_REG_32(D23IR, DIR_ROUTE(PIRQH, PIRQH, PIRQH, PIRQH)),/* SDIO */ |
| |
| /* Disable unused devices (board specific) */ |
| RCBA_RMW_REG_32(FD, ~0, PCH_DISABLE_ALWAYS), |
| |
| RCBA_END_CONFIG, |
| }; |
| |
| /* Copy SPD data for on-board memory */ |
| static void copy_spd(struct pei_data *peid) |
| { |
| const int gpio_vector[] = {13, 9, 47, -1}; |
| int spd_index = get_gpios(gpio_vector); |
| char *spd_file; |
| size_t spd_file_len; |
| size_t spd_len = sizeof(peid->spd_data[0]); |
| |
| printk(BIOS_DEBUG, "SPD index %d\n", spd_index); |
| spd_file = cbfs_boot_map_with_leak("spd.bin", CBFS_TYPE_SPD, |
| &spd_file_len); |
| if (!spd_file) |
| die("SPD data not found."); |
| |
| if (spd_file_len < ((spd_index + 1) * spd_len)) { |
| printk(BIOS_ERR, "SPD index override to 0 - old hardware?\n"); |
| spd_index = 0; |
| } |
| |
| if (spd_file_len < spd_len) |
| die("Missing SPD data."); |
| |
| memcpy(peid->spd_data[0], spd_file + (spd_index * spd_len), spd_len); |
| |
| /* Index 0-2,6 are 4GB config with both CH0 and CH1 |
| * Index 3-5,7 are 2GB config with CH0 only |
| */ |
| switch (spd_index) { |
| case 0: case 1: case 2: case 6: |
| memcpy(peid->spd_data[1], |
| spd_file + (spd_index * spd_len), spd_len); |
| break; |
| case 3: case 4: case 5: case 7: |
| peid->dimm_channel1_disabled = 3; |
| } |
| } |
| |
| void variant_romstage_entry(void) |
| { |
| struct pei_data pei_data = { |
| .pei_version = PEI_VERSION, |
| .mchbar = (uintptr_t)DEFAULT_MCHBAR, |
| .dmibar = (uintptr_t)DEFAULT_DMIBAR, |
| .epbar = DEFAULT_EPBAR, |
| .pciexbar = CONFIG_MMCONF_BASE_ADDRESS, |
| .smbusbar = SMBUS_IO_BASE, |
| .wdbbar = 0x4000000, |
| .wdbsize = 0x1000, |
| .hpet_address = HPET_ADDR, |
| .rcba = (uintptr_t)DEFAULT_RCBA, |
| .pmbase = DEFAULT_PMBASE, |
| .gpiobase = DEFAULT_GPIOBASE, |
| .temp_mmio_base = 0xfed08000, |
| .system_type = 5, /* ULT */ |
| .tseg_size = CONFIG_SMM_TSEG_SIZE, |
| .spd_addresses = { 0xff, 0x00, 0xff, 0x00 }, |
| .ec_present = 1, |
| // 0 = leave channel enabled |
| // 1 = disable dimm 0 on channel |
| // 2 = disable dimm 1 on channel |
| // 3 = disable dimm 0+1 on channel |
| .dimm_channel0_disabled = 2, |
| .dimm_channel1_disabled = 2, |
| // Enable 2x refresh mode |
| .ddr_refresh_2x = 1, |
| .max_ddr3_freq = 1600, |
| .usb_xhci_on_resume = 1, |
| .usb2_ports = { |
| /* Length, Enable, OCn#, Location */ |
| { 0x0064, 1, 0, /* P0: Port A, CN8 */ |
| USB_PORT_BACK_PANEL }, |
| { 0x0052, 1, 0, /* P1: Port B, CN9 */ |
| USB_PORT_BACK_PANEL }, |
| { 0x0040, 1, USB_OC_PIN_SKIP, /* P2: CCD */ |
| USB_PORT_INTERNAL }, |
| { 0x0040, 1, USB_OC_PIN_SKIP, /* P3: BT */ |
| USB_PORT_INTERNAL }, |
| { 0x0040, 1, USB_OC_PIN_SKIP, /* P4: LTE */ |
| USB_PORT_INTERNAL }, |
| { 0x0040, 1, USB_OC_PIN_SKIP, /* P5: TOUCH */ |
| USB_PORT_INTERNAL }, |
| { 0x0040, 1, USB_OC_PIN_SKIP, /* P6: SD Card */ |
| USB_PORT_INTERNAL }, |
| { 0x0123, 1, 3, /* P7: USB2 Port */ |
| USB_PORT_INTERNAL }, |
| }, |
| .usb3_ports = { |
| /* Enable, OCn# */ |
| { 1, 0 }, /* P1; Port A, CN8 */ |
| { 1, 0 }, /* P2; Port B, CN9 */ |
| { 0, USB_OC_PIN_SKIP }, /* P3; */ |
| { 0, USB_OC_PIN_SKIP }, /* P4; */ |
| }, |
| }; |
| |
| struct romstage_params romstage_params = { |
| .pei_data = &pei_data, |
| .gpio_map = &mainboard_gpio_map, |
| .rcba_config = &rcba_config[0], |
| .copy_spd = copy_spd, |
| }; |
| |
| /* Call into the real romstage main with this board's attributes. */ |
| romstage_common(&romstage_params); |
| } |