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-rw-r--r--src/arch/x86/smbios.c28
-rw-r--r--src/include/smbios.h14
-rw-r--r--src/mainboard/hp/compaq_8200_elite_sff/mainboard.c25
3 files changed, 67 insertions, 0 deletions
diff --git a/src/arch/x86/smbios.c b/src/arch/x86/smbios.c
index da1b711535..582ae8da11 100644
--- a/src/arch/x86/smbios.c
+++ b/src/arch/x86/smbios.c
@@ -4,6 +4,7 @@
* Copyright (C) 2015 Timothy Pearson <tpearson@raptorengineeringinc.com>,
* Raptor Engineering
* Copyright (C) 2011 Sven Schnelle <svens@stackframe.org>
+ * Copyright (C) 2018 Patrick Rudolph <siro@das-labor.org>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
@@ -629,6 +630,33 @@ static int smbios_write_type32(unsigned long *current, int handle)
return len;
}
+int smbios_write_type38(unsigned long *current, int *handle,
+ const enum smbios_bmc_interface_type interface_type,
+ const u8 ipmi_rev, const u8 i2c_addr, const u8 nv_addr,
+ const u64 base_addr, const u8 base_modifier,
+ const u8 irq)
+{
+ struct smbios_type38 *t = (struct smbios_type38 *)*current;
+ int len = sizeof(struct smbios_type38);
+
+ memset(t, 0, sizeof(struct smbios_type38));
+ t->type = SMBIOS_IPMI_DEVICE_INFORMATION;
+ t->handle = *handle;
+ t->length = len - 2;
+ t->interface_type = interface_type;
+ t->ipmi_rev = ipmi_rev;
+ t->i2c_slave_addr = i2c_addr;
+ t->nv_storage_addr = nv_addr;
+ t->base_address = base_addr;
+ t->base_address_modifier = base_modifier;
+ t->irq = irq;
+
+ *current += len;
+ *handle += 1;
+
+ return len;
+}
+
int smbios_write_type41(unsigned long *current, int *handle,
const char *name, u8 instance, u16 segment,
u8 bus, u8 device, u8 function)
diff --git a/src/include/smbios.h b/src/include/smbios.h
index 8fe507ea53..631a1a59be 100644
--- a/src/include/smbios.h
+++ b/src/include/smbios.h
@@ -26,6 +26,12 @@ int smbios_add_string(u8 *start, const char *str);
int smbios_string_table_len(u8 *start);
/* Used by mainboard to add an on-board device */
+enum smbios_bmc_interface_type;
+int smbios_write_type38(unsigned long *current, int *handle,
+ const enum smbios_bmc_interface_type interface_type,
+ const u8 ipmi_rev, const u8 i2c_addr, const u8 nv_addr,
+ const u64 base_addr, const u8 base_modifier,
+ const u8 irq);
int smbios_write_type41(unsigned long *current, int *handle,
const char *name, u8 instance, u16 segment,
u8 bus, u8 device, u8 function);
@@ -216,6 +222,7 @@ typedef enum {
SMBIOS_MEMORY_DEVICE = 17,
SMBIOS_MEMORY_ARRAY_MAPPED_ADDRESS = 19,
SMBIOS_SYSTEM_BOOT_INFORMATION = 32,
+ SMBIOS_IPMI_DEVICE_INFORMATION = 38,
SMBIOS_ONBOARD_DEVICES_EXTENDED_INFORMATION = 41,
SMBIOS_END_OF_TABLE = 127,
} smbios_struct_type_t;
@@ -497,6 +504,13 @@ struct smbios_type38 {
u8 irq;
} __packed;
+enum smbios_bmc_interface_type {
+ SMBIOS_BMC_INTERFACE_UNKNOWN = 0,
+ SMBIOS_BMC_INTERFACE_KCS,
+ SMBIOS_BMC_INTERFACE_SMIC,
+ SMBIOS_BMC_INTERFACE_BLOCK,
+};
+
typedef enum {
SMBIOS_DEVICE_TYPE_OTHER = 0x01,
SMBIOS_DEVICE_TYPE_UNKNOWN,
diff --git a/src/mainboard/hp/compaq_8200_elite_sff/mainboard.c b/src/mainboard/hp/compaq_8200_elite_sff/mainboard.c
index 527b0d1980..a1b5a0938d 100644
--- a/src/mainboard/hp/compaq_8200_elite_sff/mainboard.c
+++ b/src/mainboard/hp/compaq_8200_elite_sff/mainboard.c
@@ -17,12 +17,37 @@
#include <device/device.h>
#include <drivers/intel/gma/int15.h>
#include <southbridge/intel/bd82x6x/pch.h>
+#include <smbios.h>
+
+#if IS_ENABLED(CONFIG_GENERATE_SMBIOS_TABLES)
+static int mainboard_smbios_data(struct device *dev, int *handle,
+ unsigned long *current)
+{
+ int len = 0;
+
+ // add IPMI Device Information
+ len += smbios_write_type38(
+ current, handle,
+ SMBIOS_BMC_INTERFACE_KCS,
+ 0x20, // IPMI Version
+ 0x20, // I2C address
+ 0xff, // no NV storage
+ 0, // IO port interface address
+ 0,
+ 0); // no IRQ
+
+ return len;
+}
+#endif
static void mainboard_enable(struct device *dev)
{
install_intel_vga_int15_handler(GMA_INT15_ACTIVE_LFP_NONE,
GMA_INT15_PANEL_FIT_DEFAULT,
GMA_INT15_BOOT_DISPLAY_DEFAULT, 0);
+#if IS_ENABLED(CONFIG_GENERATE_SMBIOS_TABLES)
+ dev->ops->get_smbios_data = mainboard_smbios_data;
+#endif
}
struct chip_operations mainboard_ops = {