dimm_info_util.h File Reference

#include <smbios.h>
#include <stdint.h>

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Functions
uint8_t	smbios_bus_width_to_spd_width (uint8_t ddr_type, uint16_t total_width, uint16_t data_width)
	Convert the SMBIOS bit widths into an SPD encoded width. More...
uint32_t	smbios_memory_size_to_mib (uint16_t memory_size, uint32_t extended_size)
	Convert the SMBIOS size values into the total number of MiB. More...
uint8_t	smbios_form_factor_to_spd_mod_type (smbios_memory_type memory_type, smbios_memory_form_factor form_factor)
	Convert the SMBIOS form factor to the SPD module type. More...

Function Documentation

smbios_bus_width_to_spd_width()

uint8_t smbios_bus_width_to_spd_width	(	uint8_t	ddr_type,
		uint16_t	total_width,
		uint16_t	data_width
	)

Convert the SMBIOS bit widths into an SPD encoded width.

Use this when setting dimm_info.bus_width if the raw SPD values are not available.

Definition at line 9 of file dimm_info_util.c.

References BIOS_NOTICE, MEMORY_BUS_WIDTH_16, MEMORY_BUS_WIDTH_32, MEMORY_BUS_WIDTH_64, MEMORY_BUS_WIDTH_8, MEMORY_TYPE_DDR5, MEMORY_TYPE_LPDDR5, printk, SPD_ECC_8BIT, and SPD_ECC_8BIT_LP5_DDR5.

Referenced by dimm_info_fill(), and transfer_memory_info().

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smbios_form_factor_to_spd_mod_type()

uint8_t smbios_form_factor_to_spd_mod_type	(	smbios_memory_type	memory_type,
		smbios_memory_form_factor	form_factor
	)

Convert the SMBIOS form factor to the SPD module type.

Use this when setting dimm_info.mod_type.

Definition at line 76 of file dimm_info_util.c.

References convert_form_factor_to_module_type().

Referenced by transfer_memory_info().

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smbios_memory_size_to_mib()

uint32_t smbios_memory_size_to_mib	(	uint16_t	memory_size,
		uint32_t	extended_size
	)

Convert the SMBIOS size values into the total number of MiB.

Use this when setting dimm_info.dimm_size.

Definition at line 60 of file dimm_info_util.c.

References KiB.

Referenced by transfer_memory_info().

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