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mb/ocp/monolake: Create SMBIOS type 16 for Monolake platform 

TEST=Use "dmidecode -t 16" in Linux to check if SMBIOS type 16 exists

Change-Id: Ie057742112f14447b226d432417d9301d4aea958
Signed-off-by: Morgan Jang <Morgan_Jang@wiwynn.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/37233
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
This commit is contained in:
Morgan Jang 2019-11-26 11:32:02 +08:00 committed by Angel Pons
parent 380c4b447c
commit fabe8f5a95
1 changed files with 45 additions and 1 deletions
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46
src/mainboard/ocp/monolake/mainboard.c
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@ -31,8 +31,9 @@
/* Default countdown is 15 minutes. */ /* Default countdown is 15 minutes. */
#define DEFAULT_COUNTDOWN 9000 #define DEFAULT_COUNTDOWN 9000
#define FRU_DEVICE_ID 0 #define FRU_DEVICE_ID 0
static struct fru_info_str fru_strings; static struct fru_info_str fru_strings;
#define MAX_IMC 1
#define MAX_DIMM_SIZE_GB (32 * MiB)
static void init_frb2_wdt(void) static void init_frb2_wdt(void)
{ {
@ -63,6 +64,44 @@ static void init_frb2_wdt(void)
} }
} }
#if CONFIG(GENERATE_SMBIOS_TABLES)
static int write_smbios_type16(struct device *dev, int *handle, unsigned long *current)
{
struct smbios_type16 *t = (struct smbios_type16 *)*current;
u32 maximum_capacity;
int len = sizeof(struct smbios_type16);
printk(BIOS_INFO, "Creating SMBIOS tables type 16 (note, ECC information is hard-coded) ...");
memset(t, 0, sizeof(struct smbios_type16));
t->type = SMBIOS_PHYS_MEMORY_ARRAY;
t->location = MEMORY_ARRAY_LOCATION_SYSTEM_BOARD;
t->use = MEMORY_ARRAY_USE_SYSTEM;
/* The ECC setting can`t be confirmed in FSP, so hardcode it. */
t->memory_error_correction = MEMORY_ARRAY_ECC_SINGLE_BIT;
t->memory_error_information_handle = 0xFFFE;
t->number_of_memory_devices = CONFIG_DIMM_MAX / MAX_IMC;
maximum_capacity = (u32)(CONFIG_DIMM_MAX * MAX_DIMM_SIZE_GB);
if (maximum_capacity >= 0x80000000) {
t->maximum_capacity = 0x80000000;
t->extended_maximum_capacity = maximum_capacity << 10;
} else {
t->maximum_capacity = (u32)maximum_capacity;
t->extended_maximum_capacity = 0;
}
*current += len;
t->handle = *handle;
*handle += 1;
t->length = len - 2;
printk(BIOS_INFO, "done\n");
return len;
}
#endif
/* /*
* mainboard_enable is executed as first thing after enumerate_buses(). * mainboard_enable is executed as first thing after enumerate_buses().
* This is the earliest point to add customization. * This is the earliest point to add customization.
@ -79,7 +118,12 @@ static void mainboard_enable(struct device *dev)
clear_ipmi_flags(&rsp); clear_ipmi_flags(&rsp);
system_reset(); system_reset();
} }
read_fru_areas(BMC_KCS_BASE, FRU_DEVICE_ID, 0, &fru_strings); read_fru_areas(BMC_KCS_BASE, FRU_DEVICE_ID, 0, &fru_strings);
#if (CONFIG(GENERATE_SMBIOS_TABLES))
dev->ops->get_smbios_data = write_smbios_type16;
#endif
} }
struct chip_operations mainboard_ops = { struct chip_operations mainboard_ops = {