US 11,995,019 B2
PCIe device with changeable function types and operating method thereof
Yong Tae Jeon, Icheon (KR); Byung Cheol Kang, Icheon (KR); and Seung Duk Cho, Icheon (KR)
Assigned to SK hynix Inc., Icheon (KR)
Filed by SK hynix Inc., Icheon (KR)
Filed on Oct. 18, 2021, as Appl. No. 17/504,351.
Claims priority of application No. 10-2021-0048063 (KR), filed on Apr. 13, 2021.
Prior Publication US 2022/0327080 A1, Oct. 13, 2022
Int. Cl. G06F 13/42 (2006.01); G06F 12/06 (2006.01); G06F 13/10 (2006.01); G06F 13/40 (2006.01)
CPC G06F 13/4221 (2013.01) [G06F 12/0653 (2013.01); G06F 13/105 (2013.01); G06F 13/4022 (2013.01)] 21 Claims
OG exemplary drawing
 
1. A peripheral component interconnect express (PCIe) device, comprising:
a plurality of common functions performing operations associated with a PCIe interface according to a function type of each of the plurality of common functions, each of the plurality of common functions corresponding to an independent operation unit for providing physical resources of the PCIe device and being programmable to be a function type selected from a plurality function types; and
a function type controller changing the function types of at least some of the plurality of common functions based on function type setting information provided from a host.