Change in ...coreboot[master]: src/arch: This is an upgrade of SMBIOS to latest version 3.2

[Francois Toguo Fotso (Code Review)]

Francois Toguo Fotso has uploaded this change for review. ( https://review.coreboot.org/c/coreboot/+/32090

Change subject: src/arch: This is an upgrade of SMBIOS to latest version 3.2
......................................................................

src/arch: This is an upgrade of SMBIOS to latest version 3.2

This is the second of 2 patches upgrading the SMBIOS interface to the latest 3.2
First patch is in mosys. Newer required fields are added to various types definitions

BUG=NONE
TEST=Boot to OS on GLK Sparky

Change-Id: I1171c20ac85a2231d949d4ac1c3e3c544ba3e5ef
Signed-off-by: Francois Toguo 
---
M src/arch/x86/smbios.c
M src/include/smbios.h
2 files changed, 71 insertions(+), 1 deletion(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/90/32090/1

diff --git a/src/arch/x86/smbios.c b/src/arch/x86/smbios.c
index 8cb59df..b82780d 100644
--- a/src/arch/x86/smbios.c
+++ b/src/arch/x86/smbios.c
@@ -328,6 +328,17 @@
    t->handle = *handle;
    *handle += 1;
    t->length = sizeof(struct smbios_type17) - 2;
+	t->memory_technology = MEMORY_TECHNOLOGY_UNKNOWN;
+	t->operating_mode_capability = MEMORY_OPERATING_MODE_CAP_UNKNOWN;
+	t->fw_version = 0xff;
+	t->manufacturer_id = dimm->mod_id;
+	t->product_id = 0x0000;
+	t->sub_ctrl_manufacturer_id = 0x0000;
+	t->sub_ctrl_product_id = 0x0000;
+	t->non_volatile_size = 0xffffffffffffffff;
+	t->volatile_size = 0xffffffffffffffff;
+	t->cache_size = 0xffffffffffffffff;
+	t->logical_size = 0xffffffffffffffff;
    return t->length + smbios_string_table_len(t->eos);
 }

@@ -547,9 +558,31 @@
    return len;
 }

+u16 __weak smbios_processor_core_thread_count(u16 level_type)
+{
+	u16 count = 0;
+	int ecx = 0;
+
+	for (ecx = 0 ; ecx < 255 ; ecx++) {
+		struct cpuid_result leaf_b;
+		leaf_b = cpuid_ext(0xb, ecx);
+		if ((cpuid_eax(0) < 0xb) ||
+		!(leaf_b.eax | leaf_b.ebx | leaf_b.ecx | leaf_b.edx))
+			return (((cpuid(1).ebx) >> 16) & 0x00ff);
+
+		if ((leaf_b.ecx & 0xff00) == level_type) {
+			count = leaf_b.ebx & 0xffff;
+			break;
+		}
+	}
+
+	return count;
+}
+
 static int smbios_write_type4(unsigned long *current, int handle)
 {
    struct cpuid_result res;
+	u16 core_count = 0, thread_count = 0;
    struct smbios_type4 *t = (struct smbios_type4 *)*current;
    int len = sizeof(struct smbios_type4);

@@ -570,7 +603,15 @@
    t->processor_version = smbios_processor_name(t->eos);
    t->processor_family = (res.eax > 0) ? 0x0c : 0x6;
    t->processor_type = 3; /* System Processor */
-	t->core_count = (res.ebx >> 16) & 0xff;
+
+	core_count = smbios_processor_core_thread_count(PROC_CORE_TYPE);
+	thread_count = smbios_processor_core_thread_count(PROC_THREAD_TYPE);
+	t->core_count2 = core_count;
+	t->core_count = (core_count > BYTE_LIMIT) ? 0xff : core_count;
+	t->thread_count2 = thread_count;
+	t->thread_count = (thread_count > BYTE_LIMIT) ? 0xff : core_count;
+	t->core_enabled2 = core_count;
+
    t->l1_cache_handle = 0xffff;
    t->l2_cache_handle = 0xffff;
    t->l3_cache_handle = 0xffff;
diff --git a/src/include/smbios.h b/src/include/smbios.h
index af83bfe..e1d71be 100644
--- a/src/include/smbios.h
+++ b/src/include/smbios.h
@@ -52,6 +52,10 @@
 u8 smbios_mainboard_feature_flags(void);
 const char *smbios_mainboard_location_in_chassis(void);
 u8 smbios_mainboard_enclosure_type(void);
+u16 smbios_processor_core_thread_count(u16 level_type);
+#ifdef CONFIG_MAINBOARD_FAMILY
+const char *smbios_mainboard_family(void);
+#endif

#define BIOS_CHARACTERISTICS_PCI_SUPPORTED	(1 << 7)
 #define BIOS_CHARACTERISTICS_PC_CARD		(1 << 8)
@@ -100,6 +104,11 @@
 #define MEMORY_OPERATING_MODE_CAP_BYTE_ACCESS_PERSISTENT	(1 << 4)
 #define MEMORY_OPERATING_MODE_CAP_BLOCK_ACCESS_PERSISTENT	(1 << 5)

+#define PROC_THREAD_TYPE			0x1
+#define PROC_CORE_TYPE				0x2
+
+#define BYTE_LIMIT				255
+
 typedef enum {
    MEMORY_BUS_WIDTH_8 = 0,
    MEMORY_BUS_WIDTH_16 = 1,
@@ -299,6 +308,7 @@
    u8 location_in_chassis;
    u16 chassis_handle;
    u8 board_type;
+	u8 num_cont_obj_handles;
    u8 eos[2];
 } __packed;

@@ -390,6 +400,9 @@
    u8 thread_count;
    u16 processor_characteristics;
    u16 processor_family2;
+	u16 core_count2;
+	u16 core_enabled2;
+	u16 thread_count2;
    u8 eos[2];
 } __packed;

@@ -401,6 +414,11 @@
    u8 eos[2];
 } __packed;

+typedef struct {
+	u8 type;
+	u8 format_descriptor;
+} log_type_descriptor;
+
 struct smbios_type15 {
    u8 type;
    u8 length;
@@ -471,6 +489,17 @@
    u16 minimum_voltage;
    u16 maximum_voltage;
    u16 configured_voltage;
+	u8 memory_technology;
+	u16 operating_mode_capability;
+	u8 fw_version;
+	u16 manufacturer_id;
+	u16 product_id;
+	u16 sub_ctrl_manufacturer_id;
+	u16 sub_ctrl_product_id;
+	u64 non_volatile_size;
+	u64 volatile_size;
+	u64 cache_size;
+	u64 logical_size;
    u8 eos[2];
 } __packed;