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-rw-r--r--src/mainboard/google/auron/spd.c18
-rw-r--r--src/mainboard/google/auron/variants/buddy/spd/spd.c9
-rw-r--r--src/mainboard/google/jecht/spd/spd.c8
-rw-r--r--src/mainboard/intel/wtm2/pei_data.c7
-rw-r--r--src/mainboard/purism/librem_bdw/variants/librem13v1/pei_data.c5
-rw-r--r--src/mainboard/purism/librem_bdw/variants/librem15v2/pei_data.c7
-rw-r--r--src/soc/intel/broadwell/include/soc/pei_wrapper.h11
-rw-r--r--src/soc/intel/broadwell/raminit.c23
-rw-r--r--src/soc/intel/broadwell/spd.c17
9 files changed, 53 insertions, 52 deletions
diff --git a/src/mainboard/google/auron/spd.c b/src/mainboard/google/auron/spd.c
index 79a51f8900..0bb7dcbcd1 100644
--- a/src/mainboard/google/auron/spd.c
+++ b/src/mainboard/google/auron/spd.c
@@ -1,21 +1,11 @@
/* SPDX-License-Identifier: GPL-2.0-only */
#include <mainboard/google/auron/variant.h>
-#include <soc/pei_data.h>
#include <soc/pei_wrapper.h>
-#include <string.h>
-#include <types.h>
-/* Copy SPD data for on-board memory */
-void mainboard_fill_spd_data(struct pei_data *pei_data)
+void mb_get_spd_map(struct spd_info *spdi)
{
- const unsigned int spd_index = variant_get_spd_index();
-
- fill_spd_for_index(pei_data->spd_data[0][0], spd_index);
- pei_data->spd_addresses[0] = SPD_MEMORY_DOWN;
-
- if (variant_is_dual_channel(spd_index)) {
- memcpy(pei_data->spd_data[1][0], pei_data->spd_data[0][0], SPD_LEN);
- pei_data->spd_addresses[2] = SPD_MEMORY_DOWN;
- }
+ spdi->spd_index = variant_get_spd_index();
+ spdi->addresses[0] = SPD_MEMORY_DOWN;
+ spdi->addresses[2] = variant_is_dual_channel(spdi->spd_index) ? SPD_MEMORY_DOWN : 0;
}
diff --git a/src/mainboard/google/auron/variants/buddy/spd/spd.c b/src/mainboard/google/auron/variants/buddy/spd/spd.c
index 5281d82a4f..020bb8b46e 100644
--- a/src/mainboard/google/auron/variants/buddy/spd/spd.c
+++ b/src/mainboard/google/auron/variants/buddy/spd/spd.c
@@ -1,12 +1,9 @@
/* SPDX-License-Identifier: GPL-2.0-only */
-#include <mainboard/google/auron/variant.h>
-#include <soc/pei_data.h>
#include <soc/pei_wrapper.h>
-/* Copy SPD data for on-board memory */
-void mainboard_fill_spd_data(struct pei_data *pei_data)
+void mb_get_spd_map(struct spd_info *spdi)
{
- pei_data->spd_addresses[0] = 0xa0;
- pei_data->spd_addresses[2] = 0xa4;
+ spdi->addresses[0] = 0x50;
+ spdi->addresses[2] = 0x52;
}
diff --git a/src/mainboard/google/jecht/spd/spd.c b/src/mainboard/google/jecht/spd/spd.c
index 177e59a5d2..020bb8b46e 100644
--- a/src/mainboard/google/jecht/spd/spd.c
+++ b/src/mainboard/google/jecht/spd/spd.c
@@ -1,11 +1,9 @@
/* SPDX-License-Identifier: GPL-2.0-only */
-#include <soc/pei_data.h>
#include <soc/pei_wrapper.h>
-/* Copy SPD data for on-board memory */
-void mainboard_fill_spd_data(struct pei_data *pei_data)
+void mb_get_spd_map(struct spd_info *spdi)
{
- pei_data->spd_addresses[0] = 0xa0;
- pei_data->spd_addresses[2] = 0xa4;
+ spdi->addresses[0] = 0x50;
+ spdi->addresses[2] = 0x52;
}
diff --git a/src/mainboard/intel/wtm2/pei_data.c b/src/mainboard/intel/wtm2/pei_data.c
index b0e8123783..6c7ebd6bb7 100644
--- a/src/mainboard/intel/wtm2/pei_data.c
+++ b/src/mainboard/intel/wtm2/pei_data.c
@@ -3,11 +3,10 @@
#include <soc/pei_data.h>
#include <soc/pei_wrapper.h>
-void mainboard_fill_spd_data(struct pei_data *pei_data)
+void mb_get_spd_map(struct spd_info *spdi)
{
- /* One installed DIMM per channel */
- pei_data->spd_addresses[0] = 0xa2;
- pei_data->spd_addresses[2] = 0xa2;
+ spdi->addresses[0] = 0x51;
+ spdi->addresses[2] = 0x51;
}
void mainboard_fill_pei_data(struct pei_data *pei_data)
diff --git a/src/mainboard/purism/librem_bdw/variants/librem13v1/pei_data.c b/src/mainboard/purism/librem_bdw/variants/librem13v1/pei_data.c
index 04fb9ea9e1..022e424357 100644
--- a/src/mainboard/purism/librem_bdw/variants/librem13v1/pei_data.c
+++ b/src/mainboard/purism/librem_bdw/variants/librem13v1/pei_data.c
@@ -3,10 +3,9 @@
#include <soc/pei_data.h>
#include <soc/pei_wrapper.h>
-void mainboard_fill_spd_data(struct pei_data *pei_data)
+void mb_get_spd_map(struct spd_info *spdi)
{
- /* One DIMM slot */
- pei_data->spd_addresses[0] = 0xa0;
+ spdi->addresses[0] = 0x50;
}
void mainboard_fill_pei_data(struct pei_data *pei_data)
diff --git a/src/mainboard/purism/librem_bdw/variants/librem15v2/pei_data.c b/src/mainboard/purism/librem_bdw/variants/librem15v2/pei_data.c
index 209cf30248..7eea654358 100644
--- a/src/mainboard/purism/librem_bdw/variants/librem15v2/pei_data.c
+++ b/src/mainboard/purism/librem_bdw/variants/librem15v2/pei_data.c
@@ -3,11 +3,10 @@
#include <soc/pei_data.h>
#include <soc/pei_wrapper.h>
-void mainboard_fill_spd_data(struct pei_data *pei_data)
+void mb_get_spd_map(struct spd_info *spdi)
{
- /* One DIMM slot */
- pei_data->spd_addresses[0] = 0xa0;
- pei_data->spd_addresses[2] = 0xa4;
+ spdi->addresses[0] = 0x50;
+ spdi->addresses[2] = 0x52;
}
void mainboard_fill_pei_data(struct pei_data *pei_data)
diff --git a/src/soc/intel/broadwell/include/soc/pei_wrapper.h b/src/soc/intel/broadwell/include/soc/pei_wrapper.h
index bd12a2b08c..80222beccd 100644
--- a/src/soc/intel/broadwell/include/soc/pei_wrapper.h
+++ b/src/soc/intel/broadwell/include/soc/pei_wrapper.h
@@ -28,12 +28,17 @@ static inline void pei_data_usb3_port(struct pei_data *pei_data, int port,
#define SPD_MEMORY_DOWN 0xff
-#define SPD_LEN 256
+struct spd_info {
+ uint8_t addresses[4];
+ unsigned int spd_index;
+};
+
+/* Mainboard callback to fill in the SPD addresses */
+void mb_get_spd_map(struct spd_info *spdi);
void broadwell_fill_pei_data(struct pei_data *pei_data);
void mainboard_fill_pei_data(struct pei_data *pei_data);
-void mainboard_fill_spd_data(struct pei_data *pei_data);
-void fill_spd_for_index(uint8_t spd[], unsigned int spd_index);
+void copy_spd(struct pei_data *pei_data, struct spd_info *spdi);
#endif
diff --git a/src/soc/intel/broadwell/raminit.c b/src/soc/intel/broadwell/raminit.c
index 70f38043cd..686c782e2e 100644
--- a/src/soc/intel/broadwell/raminit.c
+++ b/src/soc/intel/broadwell/raminit.c
@@ -183,9 +183,9 @@ static void setup_sdram_meminfo(struct pei_data *pei_data)
* 2 = disable dimm 1 on channel
* 3 = disable dimm 0+1 on channel
*/
-static int make_channel_disabled_mask(const struct pei_data *pd, int ch)
+static int make_channel_disabled_mask(const struct spd_info *spdi, int ch)
{
- return (!pd->spd_addresses[ch + ch] << 0) | (!pd->spd_addresses[ch + ch + 1] << 1);
+ return (!spdi->addresses[ch + ch] << 0) | (!spdi->addresses[ch + ch + 1] << 1);
}
void perform_raminit(const struct chipset_power_state *const power_state)
@@ -195,15 +195,22 @@ void perform_raminit(const struct chipset_power_state *const power_state)
struct pei_data pei_data = { 0 };
mainboard_fill_pei_data(&pei_data);
- mainboard_fill_spd_data(&pei_data);
+
+ /* Obtain the SPD addresses from mainboard code */
+ struct spd_info spdi = { 0 };
+ mb_get_spd_map(&spdi);
+
+ if (CONFIG(HAVE_SPD_IN_CBFS))
+ copy_spd(&pei_data, &spdi);
/* Calculate unimplemented DIMM slots for each channel */
- pei_data.dimm_channel0_disabled = make_channel_disabled_mask(&pei_data, 0);
- pei_data.dimm_channel1_disabled = make_channel_disabled_mask(&pei_data, 1);
+ pei_data.dimm_channel0_disabled = make_channel_disabled_mask(&spdi, 0);
+ pei_data.dimm_channel1_disabled = make_channel_disabled_mask(&spdi, 1);
- for (size_t i = 0; i < ARRAY_SIZE(pei_data.spd_addresses); i++) {
- const uint8_t addr = pei_data.spd_addresses[i];
- pei_data.spd_addresses[i] = addr == SPD_MEMORY_DOWN ? 0 : addr;
+ /* MRC expects left-aligned SMBus addresses, and 0 for memory-down */
+ for (size_t i = 0; i < ARRAY_SIZE(spdi.addresses); i++) {
+ const uint8_t addr = spdi.addresses[i];
+ pei_data.spd_addresses[i] = addr == SPD_MEMORY_DOWN ? 0 : addr << 1;
}
post_code(0x32);
diff --git a/src/soc/intel/broadwell/spd.c b/src/soc/intel/broadwell/spd.c
index 97cac38f9c..1af66f1d67 100644
--- a/src/soc/intel/broadwell/spd.c
+++ b/src/soc/intel/broadwell/spd.c
@@ -17,6 +17,8 @@
#define SPD_PART_OFF 128
#define SPD_PART_LEN 18
+#define SPD_LEN 256
+
static void print_spd_info(uint8_t spd[])
{
const int spd_banks[8] = { 8, 16, 32, 64, -1, -1, -1, -1 };
@@ -67,12 +69,12 @@ static void print_spd_info(uint8_t spd[])
}
}
-void fill_spd_for_index(uint8_t spd[], unsigned int spd_index)
+void copy_spd(struct pei_data *pei_data, struct spd_info *spdi)
{
size_t spd_file_len;
uint8_t *spd_file = cbfs_map("spd.bin", &spd_file_len);
- printk(BIOS_DEBUG, "SPD index %d\n", spd_index);
+ printk(BIOS_DEBUG, "SPD index %d\n", spdi->spd_index);
if (!spd_file)
die("SPD data not found.");
@@ -80,16 +82,21 @@ void fill_spd_for_index(uint8_t spd[], unsigned int spd_index)
if (spd_file_len < SPD_LEN)
die("Missing SPD data.");
- if (spd_file_len < ((spd_index + 1) * SPD_LEN)) {
+ if (spd_file_len < ((spdi->spd_index + 1) * SPD_LEN)) {
printk(BIOS_ERR, "SPD index override to 0 - old hardware?\n");
- spd_index = 0;
+ spdi->spd_index = 0;
}
- memcpy(spd, spd_file + (spd_index * SPD_LEN), SPD_LEN);
+ uint8_t *const spd = spd_file + (spdi->spd_index * SPD_LEN);
/* Make sure a valid SPD was found */
if (spd[0] == 0)
die("Invalid SPD data.");
print_spd_info(spd);
+
+ for (size_t i = 0; i < ARRAY_SIZE(spdi->addresses); i++) {
+ if (spdi->addresses[i] == SPD_MEMORY_DOWN)
+ memcpy(pei_data->spd_data[i / 2][i % 2], spd, SPD_LEN);
+ }
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-27 16:56:19 +0000