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mb/google/slippy: Factor out SPD indexing 

The code to read the SPD file and index it is not variant-specific.

Change-Id: Ifaedc39b683901b60abbb1d984f1d38c1ed364e2
Signed-off-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/50542
Reviewed-by: Arthur Heymans <arthur@aheymans.xyz>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
This commit is contained in:
Angel Pons 2021-02-11 14:25:44 +01:00
parent 9a094c4b63
commit 77ef99be22
6 changed files with 44 additions and 104 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

29
src/mainboard/google/slippy/romstage.c
View File

@ -1,9 +1,13 @@
/* SPDX-License-Identifier: GPL-2.0-only */
#include <stdint.h>
#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)
@ -46,3 +50,26 @@ 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;
}

4
src/mainboard/google/slippy/variant.h
View File

@ -3,4 +3,8 @@
#ifndef VARIANT_H
#define VARIANT_H
#include <stdint.h>
unsigned int fill_spd_for_index(uint8_t spd[], unsigned int index);
#endif

27
src/mainboard/google/slippy/variants/falco/romstage.c
View File

@ -1,11 +1,6 @@
/* SPDX-License-Identifier: GPL-2.0-only */
#include <stddef.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>
@ -15,33 +10,15 @@
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_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(peid->spd_data[0], spd_file + (spd_index * spd_len), spd_len);
unsigned int spd_index = fill_spd_for_index(peid->spd_data[0], get_gpios(gpio_vector));
/* 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);
memcpy(peid->spd_data[1], peid->spd_data[0], SPD_LEN);
break;
case 3: case 4: case 5: case 7:
peid->dimm_channel1_disabled = 3;

26
src/mainboard/google/slippy/variants/leon/romstage.c
View File

@ -1,10 +1,6 @@
/* SPDX-License-Identifier: GPL-2.0-only */
#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>
@ -14,25 +10,8 @@
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_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(peid->spd_data[0], spd_file + (spd_index * spd_len), spd_len);
unsigned int spd_index = fill_spd_for_index(peid->spd_data[0], get_gpios(gpio_vector));
/* Limiting to a single dimm for 2GB configuration
* Identified by bit 3
@ -40,8 +19,7 @@ void copy_spd(struct pei_data *peid)
if (spd_index & 0x4)
peid->dimm_channel1_disabled = 3;
else
memcpy(peid->spd_data[1],
spd_file + (spd_index * spd_len), spd_len);
memcpy(peid->spd_data[1], peid->spd_data[0], SPD_LEN);
}
const struct usb2_port_setting mainboard_usb2_ports[MAX_USB2_PORTS] = {

35
src/mainboard/google/slippy/variants/peppy/romstage.c
View File

@ -2,11 +2,7 @@
#include <stdint.h>
#include <string.h>
#include <cbfs.h>
#include <console/console.h>
#include <cpu/intel/haswell/haswell.h>
#include "ec/google/chromeec/ec.h"
#include <northbridge/intel/haswell/haswell.h>
#include <ec/google/chromeec/ec.h>
#include <northbridge/intel/haswell/raminit.h>
#include <southbridge/intel/lynxpoint/pch.h>
#include <southbridge/intel/lynxpoint/lp_gpio.h>
@ -17,27 +13,10 @@
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]);
unsigned int spd_index = fill_spd_for_index(peid->spd_data[0], get_gpios(gpio_vector));
uint32_t board_version = PEPPY_BOARD_VERSION_PROTO;
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) * sizeof(peid->spd_data[0]))) {
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);
google_chromeec_get_board_version(&board_version);
switch (board_version) {
case PEPPY_BOARD_VERSION_PROTO:
@ -45,8 +24,7 @@ void copy_spd(struct pei_data *peid)
if (spd_index == 0)
peid->dimm_channel1_disabled = 3;
else
memcpy(peid->spd_data[1],
spd_file + (spd_index * spd_len), spd_len);
memcpy(peid->spd_data[1], peid->spd_data[0], SPD_LEN);
break;
case PEPPY_BOARD_VERSION_EVT:
@ -56,8 +34,7 @@ void copy_spd(struct pei_data *peid)
if (spd_index > 3)
peid->dimm_channel1_disabled = 3;
else
memcpy(peid->spd_data[1],
spd_file + (spd_index * spd_len), spd_len);
memcpy(peid->spd_data[1], peid->spd_data[0], SPD_LEN);
break;
}
}

27
src/mainboard/google/slippy/variants/wolf/romstage.c
View File

@ -1,11 +1,6 @@
/* SPDX-License-Identifier: GPL-2.0-only */
#include <string.h>
#include <cbfs.h>
#include <console/console.h>
#include <cpu/intel/haswell/haswell.h>
#include "ec/google/chromeec/ec.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>
@ -15,33 +10,15 @@
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_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(peid->spd_data[0], spd_file + (spd_index * spd_len), spd_len);
unsigned int spd_index = fill_spd_for_index(peid->spd_data[0], get_gpios(gpio_vector));
/* Index 0-2, are 4GB config with both CH0 and CH1
* Index 3-5, are 2GB config with CH0 only
*/
switch (spd_index) {
case 0: case 1: case 2:
memcpy(peid->spd_data[1],
spd_file + (spd_index * spd_len), spd_len);
memcpy(peid->spd_data[1], peid->spd_data[0], SPD_LEN);
break;
case 3: case 4: case 5:
peid->dimm_channel1_disabled = 3;