CN101387966A - Computer equipment with BIOS selection function - Google Patents
Computer equipment with BIOS selection function Download PDFInfo
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- CN101387966A CN101387966A CNA2007101544084A CN200710154408A CN101387966A CN 101387966 A CN101387966 A CN 101387966A CN A2007101544084 A CNA2007101544084 A CN A2007101544084A CN 200710154408 A CN200710154408 A CN 200710154408A CN 101387966 A CN101387966 A CN 101387966A
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- output system
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Abstract
The invention discloses a computer device with a function of selecting the basic input output system, which connects various basic input output system devices to various buses and utilizes selecting signal generating device to send selecting signals to a control device, wherein the control device controls the buses via switching to respectively activate the basic input output system devices connected with the buses.
Description
Technical field
The present invention relates to a kind of computer equipment, more detailed it, relate to and a kind ofly have Basic Input or Output System (BIOS) (BIOS) selection function and can select BIOS to come the computer equipment of initiating task.
Background technology
Computer user all can touch BIOS in the process of using computer equipment, it plays important effect in computer equipment.BIOS, complete should be ROM-BIOS, be writing a Chinese character in simplified form of ROM (read-only memory) basic input/output (Basic Input/Output System), it is actually the batch processing that is loaded onto in the computer, for computer provides initial stage, the most direct hardware controls.Accurately, BIOS is in order to as one " converter " between hardware and the software program, or perhaps interface (though itself also just a program), is responsible for solving the real-time requirement of hardware, and by operation requirements the specifically execution of software to hardware.
Usually all only has a Basic Input or Output System (BIOS) (legacy BIOS) chip on the motherboard of tradition computer equipment, in case this BIOS chip goes wrong, such as destroyed by virus CIH or accident causes BIOS upgrading failure or the damage of ROM physics, whole computer equipment just can't use.Though had the technology of two BIOS (dual BIOS) and so at present, i.e. standby BIOS chip of many installing a slices on motherboard, and its connected mode and former BIOS are as good as, thereby when former BIOS goes wrong, can start this standby chip automatically.
In the prior art, with the TaiWan, China patent announcement number is 545637 to be example, this patent provides a kind of " can prevent the device of BIOS data access failure and the computer equipment with back-up BIOS ", be a kind of device that prevents the failure of BIOS data access, can get in the failure in the BIOS data, switch to another standby BIOS device voluntarily by user's switching or by Circuits System, so the user needn't be in order to remedy, and go to adopt software program to replace the BIOS device, or the teardown of engine directly changes the BIOS device, so can reach further protection effect etc.
Yet, there are during disclosed technology practical application very big restriction, reason to be that this patent is that data bus, address bus by using same type is to connect a preferential BIOS chip and a standby BIOS chip that uses respectively in the instructions of this patent; In other words, its BIOS chip and standby BIOS chip are to be connected in same bus.Therefore, these two BIOS chips also must be of the same type; But, expansion a piece of wood serving as a brake to halt a carriage body interface (the ExtensibleFirmware Interface that has occurred at present, EFI) technology, be in order to replace BIOS a piece of wood serving as a brake to halt a carriage body technique of future generation of this BIOS, but because EFI adopts brand-new framework and connected mode, consider stability and compatible and can't on the previous model device, use, therefore old pair of BIOS framework of above-mentioned patented technology can be because of interface difference or the not equal reason of connecting bus, can select to use different B IOS chips such as EFI or traditional BIOS chip to finish the effect of operation such as hardware initialization and can't reach, real is shortcoming.
In addition, in this type of pair BIOS system, two BIOS chips are because framework and connected mode unanimity are generally all used same basic leader record (BootBlock), if this basic leader record also damages, then this standby BIOS can't use equally.
Therefore, how to find a kind of mode that can select between different or identical BIOS, and can effectively solve above-mentioned all drawbacks, real is present problem demanding prompt solution.
Summary of the invention
In view of the shortcoming of above-mentioned prior art, a purpose of the present invention is to provide a kind of computer equipment with Basic Input or Output System (BIOS) (BIOS) selection function, makes to exist in the computer equipment to select the BIOS firmware (Firmware) of switching arbitrarily.
A further object of the present invention is to provide a kind of computer equipment with Basic Input or Output System (BIOS) selection function, can switch different B IOS according to actual needs and also be used, and function is more powerful.
Another purpose of the present invention is to provide a kind of computer equipment with Basic Input or Output System (BIOS) selection function, realizes this BIOS selection function originally with minimum one-tenth, promotes the industry interests greatly.
For reaching above-mentioned and other purpose, the invention provides a kind of computer equipment with Basic Input or Output System (BIOS) selection function, comprise: host computer system has first bus, second bus and at least in order to control the control device of this first bus and this second bus; The first Basic Input or Output System (BIOS) device is connected in this first bus; The second Basic Input or Output System (BIOS) device is connected in this second bus; And selection signal generation device, be connected in this control device, in order to produce to should first bus first select signal and to should second bus second select wherein one of signal, receive this for this control device and first second select wherein one of signal with this, and may command this first with this second bus wherein one activate this first with wherein one of this second Basic Input or Output System (BIOS) device.
In an embodiment, this control device is South Bridge chip (South Bridge Chip), and this first bus is low pin counting (Low Pin Count; LPC) bus, and this second bus is peripheral element interconnection (Peripheral Component Interconnect; PCI) bus.
And this control device is to receive this first selection signal and second by multiplexing pin (Strap pin) to select signal.
In addition, this selection signal generation device comprises switch element, one end is connected in earth terminal, the other end is connected in power end, be used to switch between this earth terminal and power end connection, select signal to produce this first selection signal and second respectively, wherein, this first selection signal is a low-potential signal, and this second selection signal is a high potential signal.In addition, this switch element can expose to this computer equipment, initiatively switches the BIOS function for the user.In an embodiment, this first Basic Input or Output System (BIOS) device is traditional Basic Input or Output System (BIOS) (legacy BIOS) chip, and the second Basic Input or Output System (BIOS) device is expansion a piece of wood serving as a brake to halt a carriage body interface (EFI) chip; Or in another embodiment, this first Basic Input or Output System (BIOS) device is expansion a piece of wood serving as a brake to halt a carriage body interface (EFI) chip, and the second Basic Input or Output System (BIOS) device is traditional Basic Input or Output System (BIOS) (legacyBIOS) chip.
Than prior art, computer equipment with Basic Input or Output System (BIOS) selection function of the present invention, be to be connected in two different buses by two BIOS, send different selection signals by the selection signal generation device that is connected in this control device, be connected in the identical or different BIOS device of this control device to carry out operation to activate with different bus, broken through prior art and need use the restriction of two BIOS chips of the same type that the same type bus connected, function is more powerful.
Description of drawings
Fig. 1 is the configuration diagram with computer equipment of Basic Input or Output System (BIOS) selection function of the present invention; And
Fig. 2 is the circuit diagram of selection signal generation device of the present invention.
The main element symbol description
1 has the computer equipment of Basic Input or Output System (BIOS) selection function
11 host computer systems, 111 control device
112 first Basic Input or Output System (BIOS) devices
113 second Basic Input or Output System (BIOS) devices
114 select signal generation device
220 earth terminals, 221 power ends
222 multiplexing pins
Embodiment
Below by specific instantiation explanation embodiments of the present invention, those skilled in the art can understand other advantage of the present invention and effect easily by the content that this instructions disclosed.The present invention also can be implemented or be used by other different instantiation, and the every details in this instructions also can be based on different viewpoints and application, carries out various modifications and change under the spirit of the present invention not deviating from.
See also Fig. 1, be the configuration diagram with computer equipment 1 of Basic Input or Output System (BIOS) selection function of the present invention, computer equipment 1 comprises: host computer system 11, the first Basic Input or Output System (BIOS) device 112, the second Basic Input or Output System (BIOS) device 113 and selection signal generation device 114.
This host computer system 11 has first bus, second bus and at least in order to control the control device 111 of this first bus and this second bus.It should be noted, this host computer system 11 comprises promptly in the common computer equipment that all constitute hardware, and members such as display, CPU, motherboard, display card for example are because those members and action principle thereof are prior art, and non-principal character of the present invention is not so give unnecessary details in addition.In present embodiment, this host computer system 11 can have motherboard, and control device 111 is the South Bridge chip (South Bridge Chip) that is electrically connected at the motherboard of this host computer system 11, and this control device 111 has the multiplexing pin (Strap pin) (not shown, as to hold the back statement) that is used for received signal.This first bus is low pin counting (LowPin Count; LPC) bus, and this second bus is peripheral element interconnection (PeripheralComponent Interconnect; PCI) bus.
The first Basic Input or Output System (BIOS) device 112 is connected in first bus of host computer system 11, and the second Basic Input or Output System (BIOS) device 113 is connected in second bus of host computer system 11.In present embodiment, the first Basic Input or Output System (BIOS) device 112 and the second Basic Input or Output System (BIOS) device 113 can be identical for example traditional BIOS chip (legacy BIOS) or expansion a piece of wood serving as a brake to halt a carriage body interface (EFI) chip, or one of them person for another person of traditional BIOS chip for expansion a piece of wood serving as a brake to halt a carriage body interface chip all can, and this first Basic Input or Output System (BIOS) device 112 and the second Basic Input or Output System (BIOS) device 113 are for example to be inserted in this host computer system 11 on the motherboard (not icon) to carry out operation.Easy speech, this first Basic Input or Output System (BIOS) device 112 can be the Basic Input or Output System (BIOS) device of different chip types with the second Basic Input or Output System (BIOS) device 113, and can be the different Basic Input or Output System (BIOS) device of load contents.
The palpus expositor, as previously mentioned, control device 111 is a South Bridge chip, and South Bridge chip generally is in order to the relatively low bus of control hierarchy (BUS) in computer equipment 1, for example PCI, lpc bus etc., thereby, in present embodiment, this first bus is a lpc bus, and this second bus is a pci bus, but is not to limit the present invention with this.
Characteristics based on South Bridge chip, so the first Basic Input or Output System (BIOS) device 112 and the second Basic Input or Output System (BIOS) device 113 are connected to this first bus (being lpc bus) and this second bus (being pci bus), constitute the path of control device 111 (that is South Bridge chip) to this two BIOS chip (that is the first Basic Input or Output System (BIOS) device 112 and second Basic Input or Output System (BIOS) device 113).
Selection signal generation device 114 of the present invention then can cooperate the operation of control device 111 to be selected in this two BIOS chip chamber by this path.
Select signal generation device 114 to be connected in control device 111, in order to produce to should first bus first select signal or to should second bus second select signal; Wherein, when control device 111 receive select that signal generation device 114 sent first when selecting signal, the lpc bus by this motherboard is to activate the first Basic Input or Output System (BIOS) device 112; When control device 111 receive select that signal generation device 114 sent second when selecting signal, then the pci bus by this motherboard is to activate the second Basic Input or Output System (BIOS) device 113.
In present embodiment, as shown in Figure 2, this selection signal generation device 114 comprises switch element, this switch element is that these selection signal generation device 114 1 ends are connected in power end 221, the other end then is connected in earth terminal 220, its output terminal then is connected to the multiplexing pin 222 of this control device 111, and the selection signal that it sent is " LPC_FRAME_N ".So, just can select signal generation device 114 to send switching signal and give this multiplexing pin 222, and receive the signal that switches bus by these control device 111 multiplexing pins 222 own by this.For example, when this switch element is connected to earth terminal 220, then produce this first selection signal (that is low-potential signal) and send into multiplexing pin 222, at this moment, control device 111 promptly starts the first Basic Input or Output System (BIOS) device 112 that this lpc bus connects according to the logical circuit of this low-potential signal by inside; Otherwise, if this switch element is connected to power end 221, then send this second selection signal (that is high potential signal) to multiplexing pin 222,111 of control device start the second Basic Input or Output System (BIOS) devices 113 that this pci bus connected, and have reached the purpose of selecting the BIOS chip.
Hence one can see that, and the present invention only need be provided with a simple signal generation device (switch element) of selecting, i.e. switched circuit and reach the function of any switching BIOS firmware, and required cost is quite cheap, has cost benefit.
Though the selection signal generation device 114 in the present embodiment is to show to be located within the computer equipment, but in actual conditions, this switch element can be designed to expose to the switch of computer equipment casing, for example be arranged at cabinet panel, to select using which BIOS to carry out initiating task, provide the user initiatively to switch the function of BIOS for user's handled easily thus.
Must the expositor, this selections signal generation device 114 can be again other existing can be according to the device that need produce high and low level signal respectively, for example be located at baseboard management controller on the motherboard control (BMC) etc. also can, non-ly exceed with present embodiment.
Than prior art, computer equipment with Basic Input or Output System (BIOS) selection function of the present invention, be to send different selection signals by the selection signal generation device that is connected in this control device, carry out initiating task with activation with the identical or different BIOS device that different bus is connected in this control device, broken through the restriction that needs to use two BIOS chips of the same type that the same type bus connected in the two BIOS system of prior art, function is more powerful.
Simultaneously, use the present invention and can allow and have the BIOS firmware of two kinds of identical or different frameworks in the system, and when start, can freely switch by the user; Therefore, when different BIOS firmwares switches, if one of them firmware damages another firmware of changeable use; And, the BIOS firmware of different frameworks can be set in host computer system, except that providing compatible, also have the use elasticity that is available for users to select to promote the product function.In addition, the present invention only selects signal generation device promptly to realize the selection function of this BIOS by setting up one, and cost is minimum and effectiveness is remarkable, is beneficial to lifting industry interests greatly.
The foregoing description is illustrative principle of the present invention and effect thereof only, but not is used to limit the present invention.Any those skilled in the art all can be under spirit of the present invention and category, and the foregoing description is modified and changed.Therefore, the scope of the present invention should be foundation with the scope of claims.
Claims (10)
1. computer equipment with Basic Input or Output System (BIOS) selection function comprises:
Host computer system has first bus, second bus and at least in order to control the control device of this first bus and this second bus;
The first Basic Input or Output System (BIOS) device is connected in this first bus;
The second Basic Input or Output System (BIOS) device is connected in this second bus; And
Select signal generation device, be connected in this control device, in order to produce to should this first bus first select signal and to should second bus second select wherein one of signal, receive this for this control device and first second select wherein one of signal with this, and may command this first with this second bus wherein one activate this first with wherein one of this second Basic Input or Output System (BIOS) device.
2. computer equipment according to claim 1, wherein, this first bus is low pin counting (Low Pin Count; LPC) bus, and this second bus is peripheral element interconnection (Peripheral Component Interconnect; PCI) bus.
3. computer equipment according to claim 1, wherein, this control device is South Bridge chip (South Bridge Chip).
4. computer equipment according to claim 2, wherein, this control device is to receive this first selection signal and second by multiplexing pin (Strap pin) to select signal.
5. computer equipment according to claim 1, wherein, this selection signal generation device comprises switch element, this switch element one end is connected in earth terminal, the other end is connected in power end, be used to switch between this earth terminal and power end connection, select signal to produce this first selection signal and second respectively.
6. computer equipment according to claim 5, wherein, this switch element exposes to this computer equipment.
7. computer equipment according to claim 5, wherein, this first selection signal is a low-potential signal, and this second selection signal is a high potential signal.
8. computer equipment according to claim 1, wherein, this first Basic Input or Output System (BIOS) device is traditional Basic Input or Output System (BIOS) (legacy BIOS) chip, the second Basic Input or Output System (BIOS) device is expansion a piece of wood serving as a brake to halt a carriage body interface (EFI) chip.
9. computer equipment according to claim 1, wherein, this first Basic Input or Output System (BIOS) device is expansion a piece of wood serving as a brake to halt a carriage body interface (EFI) chip, the second Basic Input or Output System (BIOS) device is traditional Basic Input or Output System (BIOS) (legacy BIOS) chip.
10. computer equipment according to claim 1, wherein, this selection signal generation device is baseboard management controller (BMC).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007101544084A CN101387966A (en) | 2007-09-11 | 2007-09-11 | Computer equipment with BIOS selection function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007101544084A CN101387966A (en) | 2007-09-11 | 2007-09-11 | Computer equipment with BIOS selection function |
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| Publication Number | Publication Date |
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| CN101387966A true CN101387966A (en) | 2009-03-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2007101544084A Pending CN101387966A (en) | 2007-09-11 | 2007-09-11 | Computer equipment with BIOS selection function |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101923371A (en) * | 2009-06-15 | 2010-12-22 | 桂元 | High-reliability combined computer comprising multiple hosts |
| CN102467400A (en) * | 2010-11-10 | 2012-05-23 | 英业达股份有限公司 | Control method on multiport network interface card |
| CN102567251A (en) * | 2011-12-31 | 2012-07-11 | 曙光信息产业股份有限公司 | Control method and control device for BIOS (basic input/output system) |
| CN105700969B (en) * | 2014-11-25 | 2018-11-30 | 英业达科技有限公司 | server system |
-
2007
- 2007-09-11 CN CNA2007101544084A patent/CN101387966A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101923371A (en) * | 2009-06-15 | 2010-12-22 | 桂元 | High-reliability combined computer comprising multiple hosts |
| CN102467400A (en) * | 2010-11-10 | 2012-05-23 | 英业达股份有限公司 | Control method on multiport network interface card |
| CN102467400B (en) * | 2010-11-10 | 2014-11-12 | 英业达股份有限公司 | Control method on multiport network interface card |
| CN102567251A (en) * | 2011-12-31 | 2012-07-11 | 曙光信息产业股份有限公司 | Control method and control device for BIOS (basic input/output system) |
| CN102567251B (en) * | 2011-12-31 | 2015-07-22 | 曙光信息产业股份有限公司 | Control method and control device for BIOS (basic input/output system) |
| CN105700969B (en) * | 2014-11-25 | 2018-11-30 | 英业达科技有限公司 | server system |
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Open date: 20090318 |