IP Library Granted Patent US 11,023,024
Granted Patent B1
US 11,023,024 · App. 16/781,687 · Granted Jun 1, 2021

Voltage regulator configuration system

Inventors: Chih-Chung Chen (New Taipei, TW); Feng-Yu Wu (Taipei, TW); Gin-Yen Yang (Taipei, TW)
Assignee: Dell Products L.P.
G06F1/26G06F9/4401G06F13/20G06F13/4282G06F2213/0016
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Quick Facts
Patent No.
US 11,023,024
App. No.
16/781,687
Granted
Jun 1, 2021
Kind
B1
Abstract

A voltage regulator configuration system includes a voltage regulator module that is coupled to a processing system and that is configured to provide a voltage to the processing system. A Basic Input/Output System (BIOS) that is also coupled to the processing system and the BIOS identifies a processing system mode in which the processing system is operating and identifies a voltage regulator module configuration for the voltage regulator module based on the processing system mode. The BIOS transmits a voltage regulator module configuration command that includes the voltage regulator module configuration to a remote access controller. The remote access controller configures the voltage regulator module with the voltage regulator module configuration.

Claims (39)

1. A voltage regulator configuration system, comprising:

a processing system;

a voltage regulator module that is coupled to the processing system and that is configured to provide a voltage to the processing system;

a Basic Input/Output System (BIOS) that is coupled to the processing system and that is configured to:

identify a processing system mode in which the processing system is operating;

identify, based on the processing system mode, a voltage regulator module configuration for the voltage regulator module; and

transmit a voltage regulator module configuration command that includes the voltage regulator module configuration; and

a remote access controller that is coupled to the BIOS and the voltage regulator module, wherein the remote access controller is configured to:

receive the voltage regulator module configuration command; and

configure the voltage regulator module with the voltage regulator module configuration.

2. The system of claim 1 , wherein the voltage regulator module is configured to:

output a voltage to the processing system that is dependent on the voltage regulator module configuration.

3. The system of claim 1 , wherein the identifying the processing system mode, the identifying the voltage regulator module configuration, and the transmitting the voltage regulator module configuration command is performed during initial boot operations controlled by the BIOS.

4. The system of claim 1 , wherein the voltage regulator module configuration command is included in an Intelligent Platform Management Interface (IPMI) command that is provided on at least one of a Low Pin Count (LPC) bus or an Enhanced Serial Peripheral Interface (eSPI) bus.

5. The system of claim 1 , wherein the configuration of the voltage regulator module with the voltage regulator module configuration by the remote access controller is performed over a management bus using at least one of an inter-integrated circuit (I 2 C) protocol or a Power Management Bus (PMBus) protocol.

6. The system of claim 1 , wherein the identifying the processing system mode includes determining a number of processing cores included in the processing system that are set to perform processing operations.

7. The system of claim 1 , wherein the voltage regulator module configuration includes a targeted load-line value.

8. An Information Handling System (IHS), comprising:

a Basic Input/Output System (BIOS) processing system; and

a BIOS memory system that is coupled to the BIOS processing system and that includes instructions that, when executed by the processing system, causes the BIOS processing system to provide a BIOS that is configured, during a boot process, to:

identify a central processing system mode in which a central processing system coupled to the BIOS will operate;

identify, based on the central processing system mode, a voltage regulator module configuration for a voltage regulator module that is coupled to a central processing system; and

transmit, to a remote access controller that is coupled to the BIOS, a voltage regulator module configuration command that includes the voltage regulator module configuration, wherein the voltage regulator module configuration command is configured to cause the remote access controller to configure the voltage regulator module with the voltage regulator module configuration.

9. The IHS of claim 8 , wherein the voltage regulator configuration causes the voltage regulator module to output a voltage to the central processing system that is dependent on the voltage regulator module configuration.

10. The IHS of claim 8 , wherein the voltage regulator module configuration command is included in an Intelligent Platform Management Interface (IPMI) command that is provided on at least one of a Low Pin Count (LPC) bus or an Enhanced Serial Peripheral Interface (eSPI) bus.

11. The IHS of claim 8 , wherein the configuration of the voltage regulator module with the voltage regulator module configuration by the remote access controller is performed over a management bus using at least one of an inter-integrated circuit (I 2 C) protocol or a Power Management Bus (PMBus) protocol.

12. The IHS of claim 8 , wherein the identifying the central processing system mode includes determining a number of processing cores included in the central processing system that are set to perform central processing operations.

13. The IHS of claim 8 , wherein the voltage regulator module configuration includes a targeted load-line value.

14. A method for configuring a voltage regulator module, comprising:

identifying, by a Basic Input/Output System (BIOS), a processing system mode in which a processing system that is coupled to the BIOS is operating;

identifying, by the BIOS and based on the processing system mode, a voltage regulator module configuration for a voltage regulator module coupled to the processing system; and

providing, by the BIOS, a voltage regulator module configuration command that includes the voltage regulator module configuration to a remote access controller that is coupled to the BIOS and the voltage regulator module, wherein the voltage regulator module configuration command causes the remote access controller to configure the voltage regulator module with the voltage regulator module configuration.

15. The method of claim 14 , further comprising:

outputting, by the voltage regulator module, a voltage to the processing system that is dependent on the voltage regulator module configuration.

16. The method of claim 14 , wherein the identifying the processing system mode, the identifying the voltage regulator module configuration, and the providing the voltage regulator module configuration command is performed during initial boot operations controlled by the BIOS.

17. The method of claim 14 , wherein the voltage regulator module configuration command is included in an Intelligent Platform Management Interface (IPMI) command that is provided on at least one of a Low Pin Count (LPC) bus or an Enhanced Serial Peripheral Interface (eSPI) bus.

18. The method of claim 14 , wherein the configuration of the voltage regulator module with the voltage regulator module configuration by the remote access controller is performed over a management bus using at least one of an inter-integrated circuit (I 2 C) protocol or a Power Management Bus (PMBus) protocol.

19. The method of claim 14 , wherein the identifying the processing system mode includes determining, by the BIOS, a number of processing cores included in the processing system that are set to perform processing operations.

20. The method of claim 14 , wherein the voltage regulator module configuration includes a targeted load-line value.

Assignments (13)
RELEASE OF SECURITY INTEREST IN PATENTS PREVIOUSLY RECORDED AT REEL/FRAME (052851/0081) Recorded Jun 23, 2022
From: THE BANK OF NEW YORK MELLON TRUST COMPANY, N.A., AS NOTES COLLATERAL AGENT
To: DELL PRODUCTS L.P.; EMC IP HOLDING COMPANY LLC
Reel/Frame 060436/0441 →
RELEASE OF SECURITY INTEREST IN PATENTS PREVIOUSLY RECORDED AT REEL/FRAME (052851/0917) Recorded Jun 23, 2022
From: THE BANK OF NEW YORK MELLON TRUST COMPANY, N.A., AS NOTES COLLATERAL AGENT
To: DELL PRODUCTS L.P.; EMC IP HOLDING COMPANY LLC
Reel/Frame 060436/0509 →
RELEASE OF SECURITY INTEREST IN PATENTS PREVIOUSLY RECORDED AT REEL/FRAME (052852/0022) Recorded Jun 23, 2022
From: THE BANK OF NEW YORK MELLON TRUST COMPANY, N.A., AS NOTES COLLATERAL AGENT
To: DELL PRODUCTS L.P.; EMC IP HOLDING COMPANY LLC
Reel/Frame 060436/0582 →
RELEASE OF SECURITY INTEREST IN PATENTS PREVIOUSLY RECORDED AT REEL/FRAME (053311/0169) Recorded Jun 23, 2022
From: THE BANK OF NEW YORK MELLON TRUST COMPANY, N.A., AS NOTES COLLATERAL AGENT
To: DELL PRODUCTS L.P.; EMC CORPORATION; EMC IP HOLDING COMPANY LLC
Reel/Frame 060438/0742 →
RELEASE OF SECURITY INTEREST IN PATENTS PREVIOUSLY RECORDED AT REEL/FRAME (053546/0001) Recorded Jun 23, 2022
From: THE BANK OF NEW YORK MELLON TRUST COMPANY, N.A., AS NOTES COLLATERAL AGENT
To: DELL MARKETING L.P. (ON BEHALF OF ITSELF AND AS SUCCESSOR-IN-INTEREST TO CREDANT TECHNOLOGIES, INC.); DELL INTERNATIONAL L.L.C.; DELL PRODUCTS L.P.; DELL USA L.P.; EMC CORPORATION; DELL MARKETING CORPORATION (SUCCESSOR-IN-INTEREST TO FORCE10 NETWORKS, INC. AND WYSE TECHNOLOGY L.L.C.); EMC IP HOLDING COMPANY LLC
Reel/Frame 071642/0001 →
RELEASE OF SECURITY INTEREST AT REEL 052771 FRAME 0906 Recorded Nov 2, 2021
From: CREDIT SUISSE AG, CAYMAN ISLANDS BRANCH
To: DELL PRODUCTS L.P.; EMC IP HOLDING COMPANY LLC
Reel/Frame 058001/0298 →
SECURITY INTEREST Recorded Jun 5, 2020
From: DELL PRODUCTS L.P.; EMC IP HOLDING COMPANY LLC; THE BANK OF NEW YORK MELLON TRUST COMPANY, N.A., AS COLLATERAL AGENT
To: THE BANK OF NEW YORK MELLON TRUST COMPANY, N.A., AS COLLATERAL AGENT
Reel/Frame 052851/0081 →
SECURITY INTEREST Recorded Jun 5, 2020
From: DELL PRODUCTS L.P.; EMC IP HOLDING COMPANY LLC
To: THE BANK OF NEW YORK MELLON TRUST COMPANY, N.A., AS COLLATERAL AGENT
Reel/Frame 052851/0917 →
SECURITY INTEREST Recorded Jun 5, 2020
From: DELL PRODUCTS L.P.; EMC IP HOLDING COMPANY LLC
To: THE BANK OF NEW YORK MELLON TRUST COMPANY, N.A., AS COLLATERAL AGENT
Reel/Frame 052852/0022 →
SECURITY INTEREST Recorded Jun 5, 2020
From: DELL PRODUCTS L.P.; EMC CORPORATION; EMC IP HOLDING COMPANY LLC
To: THE BANK OF NEW YORK MELLON TRUST COMPANY, N.A., AS COLLATERAL AGENT
Reel/Frame 053311/0169 →
SECURITY AGREEMENT Recorded May 28, 2020
From: DELL PRODUCTS L.P.; EMC IP HOLDING COMPANY LLC
To: CREDIT SUISSE AG, CAYMAN ISLANDS BRANCH
Reel/Frame 052771/0906 →
SECURITY AGREEMENT Recorded Apr 22, 2020
From: CREDANT TECHNOLOGIES INC.; DELL INTERNATIONAL L.L.C.; DELL MARKETING L.P.; DELL PRODUCTS L.P.; DELL USA L.P.; EMC CORPORATION; FORCE10 NETWORKS, INC.; WYSE TECHNOLOGY L.L.C.; EMC IP HOLDING COMPANY LLC
To: THE BANK OF NEW YORK MELLON TRUST COMPANY, N.A.
Reel/Frame 053546/0001 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Feb 4, 2020
From: CHEN, CHIH-CHUNG; WU, FENG-YU; YANG, GIN-YEN
To: DELL PRODUCTS L.P.
Reel/Frame 051717/0010 →