uintptr_t mainboard_get_spd_data(void)
{
char *spd_file;
size_t spd_file_len;
int spd_index;
spd_index = mainboard_get_spd_index();
printk(BIOS_INFO, "SPD index %d\n", spd_index);
/* Load SPD data from CBFS */
spd_file = cbfs_boot_map_with_leak("spd.bin", CBFS_TYPE_SPD,
&spd_file_len);
if (!spd_file)
die("SPD data not found.");
/* make sure we have at least one SPD in the file. */
if (spd_file_len < SPD_LEN)
die("Missing SPD data.");
/* Make sure we did not overrun the buffer */
if (spd_file_len < ((spd_index + 1) * SPD_LEN)) {
printk(BIOS_ERR, "SPD index override to 1 - old hardware?\n");
spd_index = 1;
}
spd_index *= SPD_LEN;
mainboard_print_spd_info((uint8_t *)(spd_file + spd_index));
return (uintptr_t)(spd_file + spd_index);
}
/* Copy SPD data for on-board memory */
void mainboard_fill_spd_data(struct pei_data *pei_data)
{
char *spd_file;
size_t spd_file_len;
int spd_index, sku_id;
gpio_t spd_gpios[] = {
GPIO_MEM_CONFIG_0,
GPIO_MEM_CONFIG_1,
GPIO_MEM_CONFIG_2,
GPIO_MEM_CONFIG_3,
};
spd_index = gpio_base2_value(spd_gpios, ARRAY_SIZE(spd_gpios));
/*
* XXX: This is incorrect usage.The Board ID should be the revision ID
* and not SKU ID but on SCRD it indicates SKU.
*/
sku_id = board_id();
printk(BIOS_INFO, "SPD index %d\n", spd_index);
printk(BIOS_INFO, "Board ID %d\n", sku_id);
/* Load SPD data from CBFS */
spd_file = cbfs_boot_map_with_leak("spd.bin", CBFS_TYPE_SPD,
&spd_file_len);
if (!spd_file)
die("SPD data not found.");
/* make sure we have at least one SPD in the file. */
if (spd_file_len < SPD_LEN)
die("Missing SPD data.");
/* Make sure we did not overrun the buffer */
if (spd_file_len < ((spd_index + 1) * SPD_LEN)) {
printk(BIOS_ERR, "SPD index override to 0 - old hardware?\n");
spd_index = 0;
}
/* Assume same memory in both channels */
spd_index *= SPD_LEN;
memcpy(pei_data->spd_data[0][0], spd_file + spd_index, SPD_LEN);
/*
* XXX: This is incorrect usage. mem_cfg should be used here instead of
* SKU ID. The current implementation of mem_config does not
* support channel population.
*/
if (sku_id != SCRD_SKU1)
memcpy(pei_data->spd_data[1][0], spd_file + spd_index, SPD_LEN);
/* Make sure a valid SPD was found */
if (pei_data->spd_data[0][0][0] == 0)
die("Invalid SPD data.");
mainboard_print_spd_info(pei_data->spd_data[0][0]);
}
/* Copy SPD data for on-board memory */
void mainboard_fill_spd_data(struct pei_data *pei_data)
{
int spd_bits[3] = {
SPD_GPIO_BIT0,
SPD_GPIO_BIT1,
SPD_GPIO_BIT2
};
int spd_gpio[3];
int spd_index;
size_t spd_file_len;
char *spd_file;
spd_gpio[0] = get_gpio(SPD_GPIO_BIT0);
spd_gpio[1] = get_gpio(SPD_GPIO_BIT1);
spd_gpio[2] = get_gpio(SPD_GPIO_BIT2);
spd_index = spd_gpio[2] << 2 | spd_gpio[1] << 1 | spd_gpio[0];
printk(BIOS_DEBUG, "SPD: index %d (GPIO%d=%d GPIO%d=%d GPIO%d=%d)\n",
spd_index,
spd_bits[2], spd_gpio[2],
spd_bits[1], spd_gpio[1],
spd_bits[0], spd_gpio[0]);
spd_file = cbfs_boot_map_with_leak("spd.bin", 0xab, &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(pei_data->spd_data[0][0],
spd_file + (spd_index * SPD_LEN), SPD_LEN);
/* Index 0-2 are 4GB config with both CH0 and CH1.
* Index 4-6 are 2GB config with CH0 only. */
if (spd_index > 3)
pei_data->dimm_channel1_disabled = 3;
else
memcpy(pei_data->spd_data[1][0],
spd_file + (spd_index * SPD_LEN), SPD_LEN);
/* Make sure a valid SPD was found */
if (pei_data->spd_data[0][0][0] == 0)
die("Invalid SPD data.");
mainboard_print_spd_info(pei_data->spd_data[0][0]);
}
/* Copy SPD data for on-board memory */
void mainboard_fill_spd_data(struct pei_data *pei_data)
{
int spd_bits[4] = {
SPD_GPIO_BIT0,
SPD_GPIO_BIT1,
SPD_GPIO_BIT2,
SPD_GPIO_BIT3
};
int spd_gpio[4];
int spd_index;
size_t spd_file_len;
char *spd_file;
spd_gpio[0] = get_gpio(spd_bits[0]);
spd_gpio[1] = get_gpio(spd_bits[1]);
spd_gpio[2] = get_gpio(spd_bits[2]);
spd_gpio[3] = get_gpio(spd_bits[3]);
spd_index = (spd_gpio[3] << 3) | (spd_gpio[2] << 2) |
(spd_gpio[1] << 1) | spd_gpio[0];
printk(BIOS_DEBUG, "SPD: index %d (GPIO%d=%d GPIO%d=%d "
"GPIO%d=%d GPIO%d=%d)\n", spd_index,
spd_bits[3], spd_gpio[3], spd_bits[2], spd_gpio[2],
spd_bits[1], spd_gpio[1], spd_bits[0], spd_gpio[0]);
spd_file = cbfs_boot_map_with_leak("spd.bin", 0xab, &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.");
/* Assume same memory in both channels */
spd_index *= SPD_LEN;
memcpy(pei_data->spd_data[0][0], spd_file + spd_index, SPD_LEN);
memcpy(pei_data->spd_data[1][0], spd_file + spd_index, SPD_LEN);
/* Make sure a valid SPD was found */
if (pei_data->spd_data[0][0][0] == 0)
die("Invalid SPD data.");
mainboard_print_spd_info(pei_data->spd_data[0][0]);
}
/* Copy SPD data for on-board memory */
void mainboard_fill_spd_data(struct pei_data *pei_data)
{
char *spd_file;
size_t spd_file_len;
int spd_index;
gpio_t spd_gpios[] = {
GPIO_MEM_CONFIG_0,
GPIO_MEM_CONFIG_1,
GPIO_MEM_CONFIG_2,
GPIO_MEM_CONFIG_3,
};
spd_index = gpio_base2_value(spd_gpios, ARRAY_SIZE(spd_gpios));
printk(BIOS_INFO, "SPD index %d\n", spd_index);
/* Load SPD data from CBFS */
spd_file = cbfs_boot_map_with_leak("spd.bin", CBFS_TYPE_SPD,
&spd_file_len);
if (!spd_file)
die("SPD data not found.");
/* make sure we have at least one SPD in the file. */
if (spd_file_len < SPD_LEN)
die("Missing SPD data.");
/* Make sure we did not overrun the buffer */
if (spd_file_len < ((spd_index + 1) * SPD_LEN)) {
printk(BIOS_ERR, "SPD index override to 1 - old hardware?\n");
spd_index = 1;
}
/* Assume same memory in both channels */
spd_index *= SPD_LEN;
memcpy(pei_data->spd_data[0][0], spd_file + spd_index, SPD_LEN);
memcpy(pei_data->spd_data[1][0], spd_file + spd_index, SPD_LEN);
/* Make sure a valid SPD was found */
if (pei_data->spd_data[0][0][0] == 0)
die("Invalid SPD data.");
mainboard_print_spd_info(pei_data->spd_data[0][0]);
}
/* Copy SPD data for on-board memory */
void mainboard_fill_spd_data(struct pei_data *pei_data)
{
char *spd_file;
size_t spd_file_len;
int spd_index;
/* Find the SPD data in CBFS. */
spd_file = cbfs_boot_map_with_leak("spd.bin", CBFS_TYPE_SPD,
&spd_file_len);
if (!spd_file)
die("SPD data not found.");
/* make sure we have at least one SPD in the file. */
if (spd_file_len < SPD_LEN)
die("Missing SPD data.");
/* Add board SKU detection here. Currently we only support one. */
spd_index = 0;
/* Make sure we did not overrun the buffer */
if (spd_file_len < ((spd_index + 1) * SPD_LEN)) {
printk(BIOS_ERR, "SPD index override to 0 - old hardware?\n");
spd_index = 0;
}
/* Assume same memory in both channels */
spd_index *= SPD_LEN;
memcpy(pei_data->spd_data[0][0], spd_file + spd_index, SPD_LEN);
memcpy(pei_data->spd_data[1][0], spd_file + spd_index, SPD_LEN);
/* Make sure a valid SPD was found */
if (pei_data->spd_data[0][0][0] == 0)
die("Invalid SPD data.");
mainboard_print_spd_info(pei_data->spd_data[0][0]);
}
/* Copy SPD data for on-board memory */
void mainboard_fill_spd_data(struct pei_data *pei_data)
{
char *spd_file;
size_t spd_file_len;
int spd_index;
int spd_gpio[4];
/*************************************************************
* FIXME: Remove when real GPIO support is ready.
*/
GPIO_PAD gpio_set[4] = {
GPIO_LP_GPP_C12, /* PCH_MEM_CONFIG[0] */
GPIO_LP_GPP_C13, /* PCH_MEM_CONFIG[1] */
GPIO_LP_GPP_C14, /* PCH_MEM_CONFIG[2] */
GPIO_LP_GPP_C15, /* PCH_MEM_CONFIG[3] */
};
int index;
for (index = 0; index < ARRAY_SIZE(gpio_set); index++) {
u32 number = GPIO_GET_PAD_NUMBER(gpio_set[index]);
u32 cfgreg = 8 * number + R_PCH_PCR_GPIO_GPP_C_PADCFG_OFFSET;
/*
* Set GPIO mode and enable input
* Clear PMODE0 | PMODE1 | GPIORXDIS
*/
u32 dw0mask = (1 << 10) | (1 << 11) | (1 << 9);
u32 dw0reg = 0;
pcr_andthenor32(PID_GPIOCOM1, cfgreg, ~dw0mask, dw0reg);
/* Read current input value */
pcr_read32(PID_GPIOCOM1, cfgreg, &dw0reg);
spd_gpio[index] = !!(dw0reg & (1 << 1));
}
/*************************************************************/
spd_index = (spd_gpio[3] << 3) | (spd_gpio[2] << 2) |
(spd_gpio[1] << 1) | spd_gpio[0];
printk(BIOS_DEBUG,
"SPD: index %d (GPP_C15=%d GPP_C14=%d GPP_C13=%d GPP_C12=%d)\n",
spd_index, spd_gpio[3], spd_gpio[2], spd_gpio[1], spd_gpio[0]);
/* Load SPD data from CBFS */
spd_file = cbfs_boot_map_with_leak("spd.bin", CBFS_TYPE_SPD,
&spd_file_len);
if (!spd_file)
die("SPD data not found.");
/* make sure we have at least one SPD in the file. */
if (spd_file_len < SPD_LEN)
die("Missing SPD data.");
/* Make sure we did not overrun the buffer */
if (spd_file_len < ((spd_index + 1) * SPD_LEN)) {
printk(BIOS_ERR, "SPD index override to 1 - old hardware?\n");
spd_index = 1;
}
/* Assume same memory in both channels */
spd_index *= SPD_LEN;
memcpy(pei_data->spd_data[0][0], spd_file + spd_index, SPD_LEN);
memcpy(pei_data->spd_data[1][0], spd_file + spd_index, SPD_LEN);
/* Make sure a valid SPD was found */
if (pei_data->spd_data[0][0][0] == 0)
die("Invalid SPD data.");
mainboard_print_spd_info(pei_data->spd_data[0][0]);
}
