[PATCH qemu-server 04/10] pci: add get_pci_addr
Alexandre Derumier
alexandre.derumier at groupe-cyllene.com
Wed Jul 2 16:48:54 CEST 2025
return a hash with pci bus && pci address
Signed-off-by: Alexandre Derumier <alexandre.derumier at groupe-cyllene.com>
---
src/PVE/QemuServer/PCI.pm | 22 +++++++++++++++++-----
1 file changed, 17 insertions(+), 5 deletions(-)
diff --git a/src/PVE/QemuServer/PCI.pm b/src/PVE/QemuServer/PCI.pm
index ddf2f028..7952dc61 100644
--- a/src/PVE/QemuServer/PCI.pm
+++ b/src/PVE/QemuServer/PCI.pm
@@ -16,6 +16,7 @@ use PVE::QemuServer::Machine;
use base 'Exporter';
our @EXPORT_OK = qw(
+ get_pci_addr
print_pci_addr
print_pcie_addr
print_pcie_root_port
@@ -288,27 +289,38 @@ my $get_addr_mapping_from_id = sub {
return { bus => $d->{bus}, addr => sprintf("0x%x", $d->{addr}) };
};
-sub print_pci_addr {
+sub get_pci_addr {
my ($id, $bridges, $arch) = @_;
- my $res = '';
+ my $res = {};
# using same bus slots on all HW, so we need to check special cases here:
my $busname = 'pci';
if ($arch eq 'aarch64') {
- die "aarch64 cannot use IDE devices\n" if $id =~ /^ide/;
- $busname = 'pcie';
+ die "aarch64 cannot use IDE devices\n" if $id =~ /^ide/;
+ $busname = 'pcie';
}
my $map = get_pci_addr_map();
if (my $d = $get_addr_mapping_from_id->($map, $id)) {
- $res = ",bus=$busname.$d->{bus},addr=$d->{addr}";
+ $res = { bus => "$busname.$d->{bus}", addr => $d->{addr} };
$bridges->{ $d->{bus} } = 1 if $bridges;
}
return $res;
}
+
+sub print_pci_addr {
+ my ($id, $bridges, $arch) = @_;
+
+ my $pci = get_pci_addr($id, $bridges, $arch);
+ my $res = "";
+ $res.=",bus=$pci->{bus}" if $pci->{bus};
+ $res.=",addr=$pci->{addr}" if $pci->{addr};
+ return $res;
+}
+
my $pcie_addr_map;
sub get_pcie_addr_map {
--
2.39.5
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