[PATCH v2 2/5] OvmfPkg: Generate CloudHv as a PVH ELF binary

["Boeuf, Sebastien" <sebastien.boeuf@intel.com>]

From: Sebastien Boeuf <sebastien.boeuf@intel.com>

Following the model from the Xen target, CloudHv is generated as a PVH
ELF binary to take advantage of the PVH specification.

Signed-off-by: Sebastien Boeuf <sebastien.boeuf@intel.com>
---
 OvmfPkg/CloudHv/CloudHvX64.dsc |  2 +-
 OvmfPkg/CloudHv/CloudHvX64.fdf | 94 +++++++++++++++++++++++++++++++++-
 2 files changed, 93 insertions(+), 3 deletions(-)

diff --git a/OvmfPkg/CloudHv/CloudHvX64.dsc b/OvmfPkg/CloudHv/CloudHvX64.dsc
index 3172100310..b4d855d80f 100644
--- a/OvmfPkg/CloudHv/CloudHvX64.dsc
+++ b/OvmfPkg/CloudHv/CloudHvX64.dsc
@@ -631,7 +631,7 @@
 #
 ################################################################################
 [Components]
-  OvmfPkg/ResetVector/ResetVector.inf
+  OvmfPkg/XenResetVector/XenResetVector.inf
 
   #
   # SEC Phase modules
diff --git a/OvmfPkg/CloudHv/CloudHvX64.fdf b/OvmfPkg/CloudHv/CloudHvX64.fdf
index ce3302c6d6..8eeaaaabcf 100644
--- a/OvmfPkg/CloudHv/CloudHvX64.fdf
+++ b/OvmfPkg/CloudHv/CloudHvX64.fdf
@@ -24,7 +24,97 @@ ErasePolarity = 1
 BlockSize     = $(BLOCK_SIZE)
 NumBlocks     = $(FW_BLOCKS)
 
-!include OvmfPkg/VarStore.fdf.inc
+!if ($(FD_SIZE_IN_KB) == 1024) || ($(FD_SIZE_IN_KB) == 2048)
+0x00000000|0x0000e000
+!endif
+!if $(FD_SIZE_IN_KB) == 4096
+0x00000000|0x00040000
+!endif
+DATA = {
+  #
+  # This hex array have been generated by OvmfPkg/OvmfXenElfHeaderGenerator.c
+  # and copied manually.
+  # Built with "gcc -D PVH64 -o elf_gen OvmfPkg/OvmfXenElfHeaderGenerator.c"
+  # and run with "./elf_gen 4194304".
+  #
+  # ELF file header
+  0x7f, 0x45, 0x4c, 0x46, 0x02, 0x01, 0x01, 0x03, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0x00, 0x03, 0x00, 0x01, 0x00, 0x00, 0x00,
+  0xd0, 0xff, 0x4f, 0x00, 0x00, 0x00, 0x00, 0x00,  # hdr.e_entry
+  0x40, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x40, 0x00, 0x38, 0x00, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+
+  # ELF Program segment headers
+  # - Load segment
+  0x01, 0x00, 0x00, 0x00,
+  0x07, 0x00, 0x00, 0x00,
+  0x00, 0x00, 0x00, 0x00,
+  0x00, 0x00, 0x00, 0x00,
+  0x00, 0x00, 0x10, 0x00,
+  0x00, 0x00, 0x00, 0x00,
+  0x00, 0x00, 0x10, 0x00,
+  0x00, 0x00, 0x00, 0x00,
+  0x00, 0x00, 0x40, 0x00,
+  0x00, 0x00, 0x00, 0x00,
+  0x00, 0x00, 0x40, 0x00,
+  0x00, 0x00, 0x00, 0x00,
+  0x04, 0x00, 0x00, 0x00,
+  0x00, 0x00, 0x00, 0x00,
+  # - ELFNOTE segment
+  0x04, 0x00, 0x00, 0x00,
+  0x04, 0x00, 0x00, 0x00,
+  0xb0, 0x00, 0x00, 0x00,
+  0x00, 0x00, 0x00, 0x00,
+  0xb0, 0x00, 0x10, 0x00,
+  0x00, 0x00, 0x00, 0x00,
+  0xb0, 0x00, 0x10, 0x00,
+  0x00, 0x00, 0x00, 0x00,
+  0x14, 0x00, 0x00, 0x00,
+  0x00, 0x00, 0x00, 0x00,
+  0x14, 0x00, 0x00, 0x00,
+  0x00, 0x00, 0x00, 0x00,
+  0x04, 0x00, 0x00, 0x00,
+  0x00, 0x00, 0x00, 0x00,
+
+  # XEN_ELFNOTE_PHYS32_ENTRY
+  0x04, 0x00, 0x00, 0x00,
+  0x04, 0x00, 0x00, 0x00,
+  0x12, 0x00, 0x00, 0x00,
+  0x58, 0x65, 0x6e, 0x00,
+  0xd0, 0xff, 0x4f, 0x00
+}
+
+!if ($(FD_SIZE_IN_KB) == 1024) || ($(FD_SIZE_IN_KB) == 2048)
+0x0000e000|0x00001000
+!endif
+!if $(FD_SIZE_IN_KB) == 4096
+0x00040000|0x00001000
+!endif
+#NV_EVENT_LOG
+
+!if ($(FD_SIZE_IN_KB) == 1024) || ($(FD_SIZE_IN_KB) == 2048)
+0x0000f000|0x00001000
+!endif
+!if $(FD_SIZE_IN_KB) == 4096
+0x00041000|0x00001000
+!endif
+#NV_FTW_WORKING
+DATA = {
+  # EFI_FAULT_TOLERANT_WORKING_BLOCK_HEADER->Signature = gEdkiiWorkingBlockSignatureGuid         =
+  #  { 0x9e58292b, 0x7c68, 0x497d, { 0xa0, 0xce, 0x65,  0x0, 0xfd, 0x9f, 0x1b, 0x95 }}
+  0x2b, 0x29, 0x58, 0x9e, 0x68, 0x7c, 0x7d, 0x49,
+  0xa0, 0xce, 0x65,  0x0, 0xfd, 0x9f, 0x1b, 0x95,
+  # Crc:UINT32            #WorkingBlockValid:1, WorkingBlockInvalid:1, Reserved
+  0x2c, 0xaf, 0x2c, 0x64, 0xFE, 0xFF, 0xFF, 0xFF,
+  # WriteQueueSize: UINT64
+  0xE0, 0x0F, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+}
+
+!if ($(FD_SIZE_IN_KB) == 1024) || ($(FD_SIZE_IN_KB) == 2048)
+0x00010000|0x00010000
+!endif
+!if $(FD_SIZE_IN_KB) == 4096
+0x00042000|0x00042000
+!endif
+#NV_FTW_SPARE
 
 $(VARS_SIZE)|$(FVMAIN_SIZE)
 FV = FVMAIN_COMPACT
@@ -142,7 +232,7 @@ READ_LOCK_STATUS   = TRUE
 #
 INF  OvmfPkg/Sec/SecMain.inf
 
-INF  RuleOverride=RESET_VECTOR OvmfPkg/ResetVector/ResetVector.inf
+INF  RuleOverride=RESET_VECTOR OvmfPkg/XenResetVector/XenResetVector.inf
 
 ################################################################################
 [FV.PEIFV]
-- 
2.32.0

---------------------------------------------------------------------
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Registered headquarters: "Les Montalets"- 2, rue de Paris, 
92196 Meudon Cedex, France
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