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.