From 9305a8637ce59afb54e51a003624da125b293539 Mon Sep 17 00:00:00 2001
From: Wei Liu <weix.w.liu@intel.com>
Date: Fri, 24 Jul 2020 10:46:12 +0800
Subject: [PATCH] acrn-config: add passthru TPM for whl-ipc-i5/i7

Add support to generate passthru TPM information for whl-ipc-i5/i7.

Tracked-On: #5077
Signed-off-by: Wei Liu <weix.w.liu@intel.com>
Acked-by: Victor Sun <victor.sun@intel.com>
---
 misc/acrn-config/board_config/misc_cfg_h.py         | 13 +++++++++++++
 misc/acrn-config/library/board_cfg_lib.py           | 12 ++++++++++++
 .../scenario_config/vm_configurations_c.py          |  9 +++++++++
 3 files changed, 34 insertions(+)

diff --git a/misc/acrn-config/board_config/misc_cfg_h.py b/misc/acrn-config/board_config/misc_cfg_h.py
index 7a1f3c1c3..581bbe6cf 100644
--- a/misc/acrn-config/board_config/misc_cfg_h.py
+++ b/misc/acrn-config/board_config/misc_cfg_h.py
@@ -5,6 +5,7 @@
 
 import common
 import board_cfg_lib
+import scenario_cfg_lib
 
 MISC_CFG_HEADER = """#ifndef MISC_CFG_H
 #define MISC_CFG_H"""
@@ -238,6 +239,18 @@ def generate_file(config):
         for cat_mask in cat_mask_list:
             print("#define CLOS_MASK_{}\t\t\t{}U".format(idx, cat_mask), file=config)
             idx += 1
+        print("", file=config)
+
+    vm0_pre_launch = False
+    common.get_vm_types()
+    for vm_idx,vm_type in common.VM_TYPES.items():
+        if vm_idx == 0 and scenario_cfg_lib.VM_DB[vm_type]['load_type'] == "PRE_LAUNCHED_VM":
+            vm0_pre_launch = True
+
+    if vm0_pre_launch and board_cfg_lib.is_tpm_passthru():
+        print("#define VM0_PASSTHROUGH_TPM", file=config)
+        print("#define VM0_TPM_BUFFER_BASE_ADDR   0xFED40000UL", file=config)
+        print("#define VM0_TPM_BUFFER_SIZE        0x5000UL", file=config)
 
         print("", file=config)
 
diff --git a/misc/acrn-config/library/board_cfg_lib.py b/misc/acrn-config/library/board_cfg_lib.py
index b2e42041e..d392e131b 100644
--- a/misc/acrn-config/library/board_cfg_lib.py
+++ b/misc/acrn-config/library/board_cfg_lib.py
@@ -32,6 +32,8 @@ KNOWN_HIDDEN_PDEVS_BOARD_DB = {
 
 TSN_DEVS = ["8086:4b30", "8086:4b31", "8086:4b32", "8086:4ba0", "8086:4ba1", "8086:4ba2",
             "8086:4bb0", "8086:4bb1", "8086:4bb2", "8086:a0ac", "8086:43ac", "8086:43a2"]
+TPM_PASSTHRU_BOARD = ['whl-ipc-i5', 'whl-ipc-i7']
+
 KNOWN_CAPS_PCI_DEVS_DB = {
     "TSN":TSN_DEVS,
 }
@@ -557,3 +559,13 @@ def get_known_caps_pci_devs():
                     break
 
     return known_caps_pci_devs
+
+
+def is_tpm_passthru():
+
+    tpm_passthru = False
+    (_, board) = common.get_board_name()
+    if board in TPM_PASSTHRU_BOARD:
+        tpm_passthru = True
+
+    return tpm_passthru
diff --git a/misc/acrn-config/scenario_config/vm_configurations_c.py b/misc/acrn-config/scenario_config/vm_configurations_c.py
index a773fcfdb..8d8800c79 100644
--- a/misc/acrn-config/scenario_config/vm_configurations_c.py
+++ b/misc/acrn-config/scenario_config/vm_configurations_c.py
@@ -344,6 +344,15 @@ def gen_pre_launch_vm(vm_type, vm_i, scenario_items, config):
         print("\t\t.pci_dev_num = VM{}_CONFIG_PCI_DEV_NUM,".format(vm_i), file=config)
         print("\t\t.pci_devs = vm{}_pci_devs,".format(vm_i), file=config)
 
+    if vm_i == 0 and board_cfg_lib.is_tpm_passthru():
+        print("#ifdef VM0_PASSTHROUGH_TPM", file=config)
+        print("\t\t.pt_tpm2 = true,", file=config)
+        print("\t\t.mmiodevs[0] = {", file=config)
+        print("\t\t\t.base_gpa = 0xFED40000UL,", file=config)
+        print("\t\t\t.base_hpa = VM0_TPM_BUFFER_BASE_ADDR,", file=config)
+        print("\t\t\t.size = VM0_TPM_BUFFER_SIZE,", file=config)
+        print("\t\t},", file=config)
+        print("#endif", file=config)
     print("\t},", file=config)