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config_tool: add MAX_PCI_BUS_NUM in UI 

Add MAX_PCI_BUS_NUM in UI for user.
If user defined MAX_PCI_BUS_NUM is greater than the value
calculated by board.xml, use user defined MAX_PCI_BUS_NUM.

Tracked-On: #8018
Signed-off-by: Yuanyuan Zhao <yuanyuan.zhao@linux.intel.com>
Reviewed-by: Junjie Mao <junjie.mao@intel.com>
This commit is contained in:
Yuanyuan Zhao 2022-08-12 09:16:59 +08:00 committed by acrnsi-robot
parent a7edf92ae4
commit 32bc596129
2 changed files with 16 additions and 2 deletions
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5
misc/config_tools/schema/config.xsd
View File

@ -172,6 +172,11 @@ If your VM is not a security VM, leave this option unchecked. </xs:documentation
</xs:restriction>
</xs:simpleType>
</xs:element>
<xs:element name="MAX_PCI_BUS_NUM" type="xs:integer" default="0">
<xs:annotation acrn:views="">
<xs:documentation>Specify the maximum number of PCI buses. The default value is calculated from the board configuration file. Integer from 1 to 256.</xs:documentation>
</xs:annotation>
</xs:element>
<xs:element name="MAX_PCI_DEV_NUM" default="96">
<xs:annotation acrn:title="Max PCI devices" acrn:views="advanced">
<xs:documentation>Specify the maximum number of PCI devices. This impacts the amount of memory used to maintain information about these PCI devices. The default value is calculated from the board configuration file. If you have PCI devices that were not detected by the Board Inspector, you may need to change this maximum value.</xs:documentation>

13
misc/config_tools/static_allocators/board_capability.py
View File

@ -4,7 +4,7 @@
#
# SPDX-License-Identifier: BSD-3-Clause
#
import logging
import common
def powerof2_roundup(value):
@ -22,5 +22,14 @@ def create_max_ir_entries(scenario_etree, allocation_etree):
def fn(board_etree, scenario_etree, allocation_etree):
pci_bus_nums = board_etree.xpath("//bus[@type='pci']/@address")
common.append_node("/acrn-config/platform/MAX_PCI_BUS_NUM", hex(max(map(lambda x: int(x, 16), pci_bus_nums)) + 1), allocation_etree)
calc_pci_bus_nums = (max(map(lambda x: int(x, 16), pci_bus_nums)) + 1)
user_def_pci_bus_nums = common.get_node(f"//MAX_PCI_BUS_NUM/text()", scenario_etree)
if user_def_pci_bus_nums == '0':
common.append_node("/acrn-config/platform/MAX_PCI_BUS_NUM", hex(calc_pci_bus_nums), allocation_etree)
else:
if calc_pci_bus_nums > int(user_def_pci_bus_nums):
logging.error(f"MAX_PCI_BUS_NUM should be greater than {calc_pci_bus_nums}")
sys.exit(1)
else:
common.append_node("/acrn-config/platform/MAX_PCI_BUS_NUM", hex(int(user_def_pci_bus_nums)), allocation_etree)
create_max_ir_entries(scenario_etree, allocation_etree)