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-rw-r--r--src/arch/x86/smbios.c52
1 files changed, 52 insertions, 0 deletions
diff --git a/src/arch/x86/smbios.c b/src/arch/x86/smbios.c
index 1c7f2ac4f2..c38c3692dc 100644
--- a/src/arch/x86/smbios.c
+++ b/src/arch/x86/smbios.c
@@ -1079,6 +1079,56 @@ static int smbios_write_type17(unsigned long *current, int *handle)
return totallen;
}
+static int smbios_write_type19(unsigned long *current, int *handle)
+{
+ struct smbios_type19 *t = (struct smbios_type19 *)*current;
+ int len = sizeof(struct smbios_type19);
+ int i;
+
+ struct memory_info *meminfo;
+ meminfo = cbmem_find(CBMEM_ID_MEMINFO);
+ if (meminfo == NULL)
+ return 0; /* can't find mem info in cbmem */
+
+ memset(t, 0, sizeof(struct smbios_type19));
+
+ t->type = SMBIOS_MEMORY_ARRAY_MAPPED_ADDRESS;
+ t->length = len - 2;
+ t->handle = *handle;
+
+ for (i = 0; i < meminfo->dimm_cnt && i < ARRAY_SIZE(meminfo->dimm); i++) {
+ if (meminfo->dimm[i].dimm_size > 0) {
+ t->extended_ending_address += meminfo->dimm[i].dimm_size;
+ t->partition_width++;
+ }
+ }
+ t->extended_ending_address *= MiB;
+
+ /* Check if it fits into regular address */
+ if (t->extended_ending_address >= KiB &&
+ t->extended_ending_address < 0x40000000000ULL) {
+ /*
+ * FIXME: The starting address is SoC specific, but SMBIOS tables are only
+ * exported on x86 where it's always 0.
+ */
+
+ t->starting_address = 0;
+ t->ending_address = t->extended_ending_address / KiB - 1;
+ t->extended_starting_address = ~0;
+ t->extended_ending_address = ~0;
+ } else {
+ t->starting_address = ~0;
+ t->ending_address = ~0;
+ t->extended_starting_address = 0;
+ t->extended_ending_address--;
+ }
+
+ len = t->length + smbios_string_table_len(t->eos);
+ *current += len;
+ *handle += 1;
+ return len;
+}
+
static int smbios_write_type32(unsigned long *current, int handle)
{
struct smbios_type32 *t = (struct smbios_type32 *)*current;
@@ -1296,6 +1346,8 @@ unsigned long smbios_write_tables(unsigned long current)
elog_smbios_write_type15(&current,handle++));
update_max(len, max_struct_size, smbios_write_type17(&current,
&handle));
+ update_max(len, max_struct_size, smbios_write_type19(&current,
+ &handle));
update_max(len, max_struct_size, smbios_write_type32(&current,
handle++));