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acrn-config: add functions to get pci vuarts information from xml

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Add functions to get pci vuarts information and vuarts conunt per vm

Tracked-On: #5425
Signed-off-by: Yang, Yu-chu <yu-chu.yang@intel.com>
This commit is contained in:
Yang, Yu-chu 2020-10-21 21:49:30 -07:00 committed by wenlingz
parent 98f922e6a9
commit 53c488844f
1 changed files with 38 additions and 3 deletions
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41
misc/acrn-config/library/scenario_cfg_lib.py
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@ -130,6 +130,37 @@ def get_shmem_num(shmem_regions):
return shmem_num
def get_vuart_num(vuarts):
vuarts_num = {}
# get legacy vuart information
vuart0_setting = common.get_vuart_info_id(common.SCENARIO_INFO_FILE, 0)
vuart1_setting = common.get_vuart_info_id(common.SCENARIO_INFO_FILE, 1)
for vm_i,vuart_list in vuarts.items():
vuarts_num[vm_i] = 0
for vuart_id in vuart_list:
if vuarts[vm_i][vuart_id]['base'] != "INVALID_PCI_BASE":
vuarts_num[vm_i] += 1
for vm_i in vuart0_setting:
vm_type = common.VM_TYPES[vm_i]
# Skip post-launched vm's pci base vuart0
if "POST_LAUNCHED_VM" == VM_DB[vm_type]['load_type'] and 0 in vuarts[vm_i].keys() \
and vuarts[vm_i][0]['base'] != "INVALID_PCI_BASE":
vuarts_num[vm_i] -= 1
continue
# Skip pci vuart 0 if the legacy vuart 0 is enabled
if vuart0_setting[vm_i]['base'] != "INVALID_COM_BASE" and 0 in vuarts[vm_i].keys() \
and vuarts[vm_i][0]['base'] != "INVALID_PCI_BASE":
vuarts_num[vm_i] -= 1
for vm_i in vuart1_setting:
# Skip pci vuart 1 if the legacy vuart 1 is enabled
if vuart1_setting[vm_i]['base'] != "INVALID_COM_BASE" and 1 in vuarts[vm_i].keys() \
and vuarts[vm_i][1]['base'] != "INVALID_PCI_BASE":
vuarts_num[vm_i] -= 1
return vuarts_num
def get_pci_dev_num_per_vm():
pci_dev_num_per_vm = {}
@ -146,12 +177,16 @@ def get_pci_dev_num_per_vm():
shmem_regions = get_shmem_regions(ivshmem_region)
shmem_num = get_shmem_num(shmem_regions)
vuarts = common.get_vuart_info(common.SCENARIO_INFO_FILE)
vuarts_num = get_vuart_num(vuarts)
for vm_i,vm_type in common.VM_TYPES.items():
if "POST_LAUNCHED_VM" == VM_DB[vm_type]['load_type']:
shmem_num_i = 0
vuart_num = vuarts_num[vm_i]
if shmem_enabled == 'y' and vm_i in shmem_num.keys():
shmem_num_i = shmem_num[vm_i]
pci_dev_num_per_vm[vm_i] = shmem_num_i
pci_dev_num_per_vm[vm_i] = shmem_num_i + vuart_num
elif "PRE_LAUNCHED_VM" == VM_DB[vm_type]['load_type']:
shmem_num_i = 0
if shmem_enabled == 'y' and vm_i in shmem_num.keys():
@ -160,12 +195,12 @@ def get_pci_dev_num_per_vm():
# there is only vhostbridge but no passthrough device
# remove the count of vhostbridge, check get_pci_num definition
pci_dev_num[vm_i] -= 1
pci_dev_num_per_vm[vm_i] = pci_dev_num[vm_i] + shmem_num_i
pci_dev_num_per_vm[vm_i] = pci_dev_num[vm_i] + shmem_num_i+ vuarts_num[vm_i]
elif "SOS_VM" == VM_DB[vm_type]['load_type']:
shmem_num_i = 0
if shmem_enabled == 'y' and vm_i in shmem_num.keys():
shmem_num_i = shmem_num[vm_i]
pci_dev_num_per_vm[vm_i] = shmem_num_i
pci_dev_num_per_vm[vm_i] = shmem_num_i + vuarts_num[vm_i]
return pci_dev_num_per_vm