4.2 Firmware Volumes

Stage II leverages most of the Stage I content. Additional firmware volumes include:
Name
Content
Compressed
Parent FV
FvPostMemory
Post-memory modules
Yes
None
FvBsp.fv
Post-memory board support
Yes
None

Table 15 Stage II Firmware Volumes

Which yields this example extension of the flash map for MMIO storage (append to Stage I map):
Binary
FV
Components
Purpose
Stage II
FvPostMemory.fv
ReadOnlyVariable.efi
Common core variable services
SiliconPolicyPeiPostMemory.efi
Publishes silicon initialization configuration
PlatformInitPostMemory.efi
Performs post memory initialization
DxeIpl.efi
Load and invoke DXE
ResetSystemRuntimeDxe.efi
Provides reset service
PciHostBridge.efi
PCI host bridge driver
Additional Components
Additional post-memory components required for Stage II boot
FvBsp.fv
Additional Components
Post-memory board support components

Table 16 Stage II FV and Component Layout

See Appendix: Full FV Map for a more complete example Firmware Volume layout.