src/mainboard/google/slippy/romstage.c

/* SPDX-License-Identifier: GPL-2.0-only */

#include <cbfs.h>
#include <console/console.h>
#include <northbridge/intel/haswell/haswell.h>
#include <northbridge/intel/haswell/raminit.h>
#include <southbridge/intel/lynxpoint/pch.h>
#include <string.h>
#include <types.h>

#include "variant.h"

void mainboard_config_rcba(void)
{
	/*
	 *             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) */
	RCBA32(D31IP) = (INTC << D31IP_TTIP) | (NOINT << D31IP_SIP2) |
			(INTB << D31IP_SMIP) | (INTA << D31IP_SIP);
	RCBA32(D29IP) = (INTA << D29IP_E1P);
	RCBA32(D28IP) = (INTA << D28IP_P1IP) | (INTC << D28IP_P3IP) |
			(INTB << D28IP_P4IP);
	RCBA32(D27IP) = (INTA << D27IP_ZIP);
	RCBA32(D26IP) = (INTA << D26IP_E2P);
	RCBA32(D22IP) = (NOINT << D22IP_MEI1IP);
	RCBA32(D20IP) = (INTA << D20IP_XHCI);

	/* Device interrupt route registers */
	RCBA16(D31IR) = DIR_ROUTE(PIRQG, PIRQC, PIRQB, PIRQA); /* LPC */
	RCBA16(D29IR) = DIR_ROUTE(PIRQD, PIRQD, PIRQD, PIRQD); /* EHCI */
	RCBA16(D28IR) = DIR_ROUTE(PIRQA, PIRQB, PIRQC, PIRQD); /* PCIE */
	RCBA16(D27IR) = DIR_ROUTE(PIRQG, PIRQG, PIRQG, PIRQG); /* HDA */
	RCBA16(D22IR) = DIR_ROUTE(PIRQA, PIRQA, PIRQA, PIRQA); /* ME */
	RCBA16(D21IR) = DIR_ROUTE(PIRQE, PIRQF, PIRQF, PIRQF); /* SIO */
	RCBA16(D20IR) = DIR_ROUTE(PIRQC, PIRQC, PIRQC, PIRQC); /* XHCI */
	RCBA16(D23IR) = DIR_ROUTE(PIRQH, PIRQH, PIRQH, PIRQH); /* SDIO */
}

void mb_get_spd_map(uint8_t spd_map[4])
{
	spd_map[0] = 0xff;
	spd_map[2] = 0xff;
}

unsigned int fill_spd_for_index(uint8_t spd[], unsigned int spd_index)
{
	uint8_t *spd_file;
	size_t spd_file_len;

	printk(BIOS_DEBUG, "SPD index %d\n", spd_index);
	spd_file = cbfs_map("spd.bin", &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(spd, spd_file + (spd_index * SPD_LEN), SPD_LEN);

	return spd_index;
}