Dynamic buffer pool in PCIExpress switches
US7869356B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 16, 2008 |
| Grant date | Jan 11, 2011 |
| Priority date | — |
| Expiry date | Apr 12, 2029 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L47/39
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
In a first embodiment of the present invention, a method for handling a Transaction Layer Packets (TLPs) from devices in a switch is provided, the method comprising: subtracting a first number of credits from a credit pool associated with a first port on which a first device is connected; determining if the amount of credits in the credit pool associated with the first port is less than a first predetermined threshold; and if the amount of credits in the credit pool associated with the first port is less than the first predetermined threshold, assigning a second number of credits from a shared credit pool to the credit pool associated with the first port.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.