From: Andrea Bolognani <abologna@redhat.com>
To: passt-dev@passt.top
Subject: [PATCH 1/5] qrap: Fix limits for PCI addresses
Date: Fri, 24 Feb 2023 19:49:45 +0100 [thread overview]
Message-ID: <20230224184949.518615-2-abologna@redhat.com> (raw)
In-Reply-To: <20230224184949.518615-1-abologna@redhat.com>
The pci.0 bus on a pc machine has 32 slots.
For q35 machines, we don't expect devices to be plugged into
pcie.0 directly, so technically we could have a very large
number of slots by adding many pcie-root-ports, but even in
this scenario 32 is a reasonable number.
Signed-off-by: Andrea Bolognani <abologna@redhat.com>
---
qrap.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/qrap.c b/qrap.c
index 287198e..2443fa3 100644
--- a/qrap.c
+++ b/qrap.c
@@ -89,13 +89,13 @@ static const struct pci_dev {
"pc-q35", "virtio-net-pci",
"bus=pci.", ",addr=0x0",
"\"bus\":\"pci.", ",\"addr\":\"0x0\"",
- 3, /* 2: hotplug bus */ 16
+ 3, /* 2: hotplug bus */ 31
},
{
"pc-", "virtio-net-pci",
"bus=pci.0,addr=0x", "",
"\"bus\":\"pci.0\",\"addr=0x", "",
- 2, /* 1: ISA bridge */ 16
+ 2, /* 1: ISA bridge */ 31
},
{
"s390-ccw", "virtio-net-ccw",
--
@@ -89,13 +89,13 @@ static const struct pci_dev {
"pc-q35", "virtio-net-pci",
"bus=pci.", ",addr=0x0",
"\"bus\":\"pci.", ",\"addr\":\"0x0\"",
- 3, /* 2: hotplug bus */ 16
+ 3, /* 2: hotplug bus */ 31
},
{
"pc-", "virtio-net-pci",
"bus=pci.0,addr=0x", "",
"\"bus\":\"pci.0\",\"addr=0x", "",
- 2, /* 1: ISA bridge */ 16
+ 2, /* 1: ISA bridge */ 31
},
{
"s390-ccw", "virtio-net-ccw",
--
2.39.2
next prev parent reply other threads:[~2023-02-24 18:49 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-02-24 18:49 [PATCH 0/5] qrap: Fix a number of issues Andrea Bolognani
2023-02-24 18:49 ` Andrea Bolognani [this message]
2023-02-26 23:54 ` [PATCH 1/5] qrap: Fix limits for PCI addresses David Gibson
2023-02-24 18:49 ` [PATCH 2/5] qrap: Fix support for pc machines Andrea Bolognani
2023-02-26 23:55 ` David Gibson
2023-02-24 18:49 ` [PATCH 3/5] qrap: Drop args in JSON format Andrea Bolognani
2023-02-26 23:56 ` David Gibson
2023-02-24 18:49 ` [PATCH 4/5] qrap: Introduce machine-specific PCI address base Andrea Bolognani
2023-02-26 23:58 ` David Gibson
2023-02-24 18:49 ` [PATCH 5/5] qrap: Generate -netdev as JSON Andrea Bolognani
2023-02-27 0:00 ` David Gibson
2023-02-24 19:36 ` [PATCH 0/5] qrap: Fix a number of issues Andrea Bolognani
2023-02-27 10:25 ` Stefano Brivio
2023-02-27 13:59 ` Andrea Bolognani
2023-02-27 21:54 ` Stefano Brivio
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