smbios: reorganise OEM strings handling.

OEM strings should not be handled by mobo code but by common code with strings
collected from all devices.

Change-Id: Ibde61a1ca79845670bc0df87dc6c67fa868d48a9
Signed-off-by: Vladimir Serbinenko <phcoder@gmail.com>
Reviewed-on: http://review.coreboot.org/6788
Reviewed-by: Edward O'Callaghan <eocallaghan@alterapraxis.com>
Tested-by: build bot (Jenkins)

src/arch/x86/boot/smbios.c

@@ -253,7 +253,7 @@ static int smbios_write_type3(unsigned long *current, int handle)
 	t->bootup_state = SMBIOS_STATE_SAFE;
 	t->power_supply_state = SMBIOS_STATE_SAFE;
 	t->thermal_state = SMBIOS_STATE_SAFE;
-	t->_type = SMBIOS_ENCLOSURE_DESKTOP;
+	t->_type = SMBIOS_ENCLOSURE_NOTEBOOK;
 	t->security_status = SMBIOS_STATE_SAFE;
 	len = t->length + smbios_string_table_len(t->eos);
 	*current += len;
@@ -295,21 +295,31 @@ static int smbios_write_type4(unsigned long *current, int handle)
 	return len;
 }
 
-int smbios_write_type11(unsigned long *current, int handle, const char **oem_strings, int count)
+static int smbios_write_type11(unsigned long *current, int *handle)
 {
 	struct smbios_type11 *t = (struct smbios_type11 *)*current;
-	int i, len;
+	int len;
+	device_t dev;
 
 	memset(t, 0, sizeof *t);
 	t->type = SMBIOS_OEM_STRINGS;
-	t->handle = handle;
+	t->handle = *handle;
 	t->length = len = sizeof *t - 2;
 
-	for (i = 0; i < count; i++)
-		t->count = smbios_add_string(t->eos, oem_strings[i]);
+	for(dev = all_devices; dev; dev = dev->next) {
+		if (dev->ops && dev->ops->get_smbios_strings)
+			dev->ops->get_smbios_strings(dev, t);
+	}
+
+	if (t->count == 0) {
+		memset(t, 0, sizeof *t);
+		return 0;
+	}
 
 	len += smbios_string_table_len(t->eos);
+
 	*current += len;
+	(*handle)++;
 	return len;
 }
 
@@ -398,6 +408,7 @@ unsigned long smbios_write_tables(unsigned long current)
 	len += smbios_write_type2(&current, handle++);
 	len += smbios_write_type3(&current, handle++);
 	len += smbios_write_type4(&current, handle++);
+	len += smbios_write_type11(&current, &handle);
 #if CONFIG_ELOG
 	len += elog_smbios_write_type15(&current, handle++);
 #endif

src/ec/lenovo/h8/h8.c

@@ -25,6 +25,7 @@
 #include <kconfig.h>
 #include <stdlib.h>
 #include <string.h>
+#include <smbios.h>
 #include <pc80/mc146818rtc.h>
 
 #include "h8.h"
@@ -166,12 +167,27 @@ u8 h8_build_id_and_function_spec_version(char *buf, u8 buf_len)
 	return i;
 }
 
+static void h8_smbios_strings(device_t dev, struct smbios_type11 *t)
+{
+	char tpec[] = "IBM ThinkPad Embedded Controller -[                 ]-";
+
+	h8_build_id_and_function_spec_version(tpec + 35, 17);
+
+	t->count = smbios_add_string(t->eos, tpec);
+}
+
+struct device_operations h8_dev_ops = {
+	.get_smbios_strings = h8_smbios_strings
+};
+
 static void h8_enable(device_t dev)
 {
 	struct ec_lenovo_h8_config *conf = dev->chip_info;
 	u8 val, tmp;
 	u8 beepmask0, beepmask1, config1;
 
+	dev->ops = &h8_dev_ops;
+
 	h8_log_ec_version();
 
 	ec_write(H8_CONFIG0, conf->config0);
@@ -279,5 +295,5 @@ static void h8_enable(device_t dev)
 
 struct chip_operations ec_lenovo_h8_ops = {
 	CHIP_NAME("Lenovo H8 EC")
-	.enable_dev = h8_enable
+	.enable_dev = h8_enable,
 };

src/include/device/device.h

@@ -39,6 +39,8 @@ struct chip_operations {
 
 struct bus;
 
+struct smbios_type11;
+
 struct device_operations {
 	void (*read_resources)(device_t dev);
 	void (*set_resources)(device_t dev);
@@ -52,6 +54,7 @@ struct device_operations {
 	void (*reset_bus)(struct bus *bus);
 #if CONFIG_GENERATE_SMBIOS_TABLES
 	int (*get_smbios_data)(device_t dev, int *handle, unsigned long *current);
+	void (*get_smbios_strings)(device_t dev, struct smbios_type11 *t);
 #endif
 	const struct pci_operations *ops_pci;
 	const struct smbus_bus_operations *ops_smbus_bus;

src/include/smbios.h

@@ -3,7 +3,6 @@
 
 #include <types.h>
 
-int smbios_write_type11(unsigned long *current, int handle, const char **oem_strings, int count);
 unsigned long smbios_write_tables(unsigned long start);
 int smbios_add_string(char *start, const char *str);
 int smbios_string_table_len(char *start);

src/mainboard/lenovo/t530/mainboard.c

@@ -164,27 +164,12 @@ static void mainboard_init(device_t dev)
 			   0x42, 0x142);
 }
 
-static int mainboard_smbios_data(device_t dev, int *handle, unsigned long *current)
-{
-	int len;
-	char tpec[] = "IBM ThinkPad Embedded Controller -[                 ]-";
-	const char *oem_strings[] = {
-		tpec,
-	};
-
-	h8_build_id_and_function_spec_version(tpec + 35, 17);
-	len = smbios_write_type11(current, (*handle)++, oem_strings, ARRAY_SIZE(oem_strings));
-
-	return len;
-}
-
 // mainboard_enable is executed as first thing after
 // enumerate_buses().
 
 static void mainboard_enable(device_t dev)
 {
 	dev->ops->init = mainboard_init;
-	dev->ops->get_smbios_data = mainboard_smbios_data;
 
 #if CONFIG_VGA_ROM_RUN
 	/* Install custom int15 handler for VGA OPROM */

src/mainboard/lenovo/t60/mainboard.c

@@ -129,24 +129,9 @@ static void mainboard_init(device_t dev)
 	ec_write(0x0c, inb(0x164c) & 8 ? 0x89 : 0x09);
 }
 
-static int mainboard_smbios_data(device_t dev, int *handle, unsigned long *current)
-{
-	int len;
-	char tpec[] = "IBM ThinkPad Embedded Controller -[                 ]-";
-	const char *oem_strings[] = {
-		tpec,
-	};
-
-	h8_build_id_and_function_spec_version(tpec + 35, 17);
-	len = smbios_write_type11(current, (*handle)++, oem_strings, ARRAY_SIZE(oem_strings));
-
-	return len;
-}
-
 static void mainboard_enable(device_t dev)
 {
 	dev->ops->init = mainboard_init;
-	dev->ops->get_smbios_data = mainboard_smbios_data;
 }
 
 struct chip_operations mainboard_ops = {

src/mainboard/lenovo/x200/mainboard.c

@@ -125,20 +125,6 @@ const char *smbios_mainboard_bios_version(void)
 		return "CBET4000 " COREBOOT_VERSION;
 }
 
-static int mainboard_smbios_data(device_t dev, int *handle, unsigned long *current)
-{
-	int len;
-	char tpec[] = "IBM ThinkPad Embedded Controller -[                 ]-";
-	const char *oem_strings[] = {
-		tpec,
-	};
-
-	h8_build_id_and_function_spec_version(tpec + 35, 17);
-	len = smbios_write_type11(current, (*handle)++, oem_strings, ARRAY_SIZE(oem_strings));
-
-	return len;
-}
-
 static void mainboard_init(device_t dev)
 {
 	/* This sneaked in here, because X200 SuperIO chip isn't really
@@ -155,7 +141,6 @@ static void mainboard_enable(device_t dev)
 	mainboard_interrupt_handlers(0x15, &int15_handler);
 #endif
 
-	dev->ops->get_smbios_data = mainboard_smbios_data;
 	dev->ops->init = mainboard_init;
 }
 

src/mainboard/lenovo/x201/mainboard.c

@@ -147,27 +147,12 @@ static void mainboard_init(device_t dev)
 			   0x42, 0x142);
 }
 
-static int mainboard_smbios_data(device_t dev, int *handle, unsigned long *current)
-{
-	int len;
-	char tpec[] = "IBM ThinkPad Embedded Controller -[                 ]-";
-	const char *oem_strings[] = {
-		tpec,
-	};
-
-	h8_build_id_and_function_spec_version(tpec + 35, 17);
-	len = smbios_write_type11(current, (*handle)++, oem_strings, ARRAY_SIZE(oem_strings));
-
-	return len;
-}
-
 static void mainboard_enable(device_t dev)
 {
 	device_t dev0;
 	u16 pmbase;
 
 	dev->ops->init = mainboard_init;
-	dev->ops->get_smbios_data = mainboard_smbios_data;
 
 	pmbase = pci_read_config32(dev_find_slot(0, PCI_DEVFN(0x1f, 0)),
 				   PMBASE) & 0xff80;

src/mainboard/lenovo/x220/mainboard.c

@@ -174,27 +174,12 @@ static void mainboard_init(device_t dev)
 			   0x42, 0x142);
 }
 
-static int mainboard_smbios_data(device_t dev, int *handle, unsigned long *current)
-{
-	int len;
-	char tpec[] = "IBM ThinkPad Embedded Controller -[                 ]-";
-	const char *oem_strings[] = {
-		tpec,
-	};
-
-	h8_build_id_and_function_spec_version(tpec + 35, 17);
-	len = smbios_write_type11(current, (*handle)++, oem_strings, ARRAY_SIZE(oem_strings));
-
-	return len;
-}
-
 // mainboard_enable is executed as first thing after
 // enumerate_buses().
 
 static void mainboard_enable(device_t dev)
 {
 	dev->ops->init = mainboard_init;
-	dev->ops->get_smbios_data = mainboard_smbios_data;
 
 #if CONFIG_VGA_ROM_RUN
 	/* Install custom int15 handler for VGA OPROM */

src/mainboard/lenovo/x230/mainboard.c

@@ -174,27 +174,12 @@ static void mainboard_init(device_t dev)
 			   0x42, 0x142);
 }
 
-static int mainboard_smbios_data(device_t dev, int *handle, unsigned long *current)
-{
-	int len;
-	char tpec[] = "IBM ThinkPad Embedded Controller -[                 ]-";
-	const char *oem_strings[] = {
-		tpec,
-	};
-
-	h8_build_id_and_function_spec_version(tpec + 35, 17);
-	len = smbios_write_type11(current, (*handle)++, oem_strings, ARRAY_SIZE(oem_strings));
-
-	return len;
-}
-
 // mainboard_enable is executed as first thing after
 // enumerate_buses().
 
 static void mainboard_enable(device_t dev)
 {
 	dev->ops->init = mainboard_init;
-	dev->ops->get_smbios_data = mainboard_smbios_data;
 
 #if CONFIG_VGA_ROM_RUN
 	/* Install custom int15 handler for VGA OPROM */

src/mainboard/lenovo/x60/mainboard.c

@@ -136,20 +136,6 @@ static void mainboard_init(device_t dev)
 	}
 }
 
-static int mainboard_smbios_data(device_t dev, int *handle, unsigned long *current)
-{
-	int len;
-	char tpec[] = "IBM ThinkPad Embedded Controller -[                 ]-";
-	const char *oem_strings[] = {
-		tpec,
-	};
-
-	h8_build_id_and_function_spec_version(tpec + 35, 17);
-	len = smbios_write_type11(current, (*handle)++, oem_strings, ARRAY_SIZE(oem_strings));
-
-	return len;
-}
-
 const char *smbios_mainboard_bios_version(void)
 {
 	/* Satisfy thinkpad_acpi.  */
@@ -162,7 +148,6 @@ const char *smbios_mainboard_bios_version(void)
 static void mainboard_enable(device_t dev)
 {
 	dev->ops->init = mainboard_init;
-	dev->ops->get_smbios_data = mainboard_smbios_data;
 }
 
 struct chip_operations mainboard_ops = {