* [Qemu-devel] [PATCH] pci: fix pci_find_space()
@ 2010-04-09 10:20 Isaku Yamahata
2010-04-11 9:19 ` [Qemu-devel] " Michael S. Tsirkin
0 siblings, 1 reply; 3+ messages in thread
From: Isaku Yamahata @ 2010-04-09 10:20 UTC (permalink / raw)
To: qemu-devel; +Cc: Michael S. Tsirkin
pci capability must be in PCI space.
It can't lay in PCIe extended config space.
Cc: "Michael S. Tsirkin" <mst@redhat.com>
Signed-off-by: Isaku Yamahata <yamahata@valinux.co.jp>
---
hw/pci.c | 3 +--
1 files changed, 1 insertions(+), 2 deletions(-)
diff --git a/hw/pci.c b/hw/pci.c
index 2f6907b..f50568c 100644
--- a/hw/pci.c
+++ b/hw/pci.c
@@ -1701,10 +1701,9 @@ PCIDevice *pci_create_simple(PCIBus *bus, int devfn, const char *name)
static int pci_find_space(PCIDevice *pdev, uint8_t size)
{
- int config_size = pci_config_size(pdev);
int offset = PCI_CONFIG_HEADER_SIZE;
int i;
- for (i = PCI_CONFIG_HEADER_SIZE; i < config_size; ++i)
+ for (i = PCI_CONFIG_HEADER_SIZE; i < PCI_CONFIG_SPACE_SIZE - size; ++i)
if (pdev->used[i])
offset = i + 1;
else if (i - offset + 1 == size)
--
1.6.6.1
^ permalink raw reply related [flat|nested] 3+ messages in thread* [Qemu-devel] Re: [PATCH] pci: fix pci_find_space()
2010-04-09 10:20 [Qemu-devel] [PATCH] pci: fix pci_find_space() Isaku Yamahata
@ 2010-04-11 9:19 ` Michael S. Tsirkin
2010-04-12 1:59 ` Isaku Yamahata
0 siblings, 1 reply; 3+ messages in thread
From: Michael S. Tsirkin @ 2010-04-11 9:19 UTC (permalink / raw)
To: Isaku Yamahata; +Cc: qemu-devel
On Fri, Apr 09, 2010 at 07:20:48PM +0900, Isaku Yamahata wrote:
> pci capability must be in PCI space.
> It can't lay in PCIe extended config space.
>
> Cc: "Michael S. Tsirkin" <mst@redhat.com>
> Signed-off-by: Isaku Yamahata <yamahata@valinux.co.jp>
I guess the point is that we'll need another API to allocate
extended capabilities?
> ---
> hw/pci.c | 3 +--
> 1 files changed, 1 insertions(+), 2 deletions(-)
>
> diff --git a/hw/pci.c b/hw/pci.c
> index 2f6907b..f50568c 100644
> --- a/hw/pci.c
> +++ b/hw/pci.c
> @@ -1701,10 +1701,9 @@ PCIDevice *pci_create_simple(PCIBus *bus, int devfn, const char *name)
>
> static int pci_find_space(PCIDevice *pdev, uint8_t size)
> {
> - int config_size = pci_config_size(pdev);
> int offset = PCI_CONFIG_HEADER_SIZE;
> int i;
> - for (i = PCI_CONFIG_HEADER_SIZE; i < config_size; ++i)
> + for (i = PCI_CONFIG_HEADER_SIZE; i < PCI_CONFIG_SPACE_SIZE - size; ++i)
> if (pdev->used[i])
> offset = i + 1;
> else if (i - offset + 1 == size)
> --
> 1.6.6.1
^ permalink raw reply [flat|nested] 3+ messages in thread* [Qemu-devel] Re: [PATCH] pci: fix pci_find_space()
2010-04-11 9:19 ` [Qemu-devel] " Michael S. Tsirkin
@ 2010-04-12 1:59 ` Isaku Yamahata
0 siblings, 0 replies; 3+ messages in thread
From: Isaku Yamahata @ 2010-04-12 1:59 UTC (permalink / raw)
To: Michael S. Tsirkin; +Cc: qemu-devel
On Sun, Apr 11, 2010 at 12:19:30PM +0300, Michael S. Tsirkin wrote:
> On Fri, Apr 09, 2010 at 07:20:48PM +0900, Isaku Yamahata wrote:
> > pci capability must be in PCI space.
> > It can't lay in PCIe extended config space.
> >
> > Cc: "Michael S. Tsirkin" <mst@redhat.com>
> > Signed-off-by: Isaku Yamahata <yamahata@valinux.co.jp>
>
> I guess the point is that we'll need another API to allocate
> extended capabilities?
That's right. I have those in my local repo.
--
yamahata
^ permalink raw reply [flat|nested] 3+ messages in thread
end of thread, other threads:[~2010-04-12 2:02 UTC | newest]
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2010-04-09 10:20 [Qemu-devel] [PATCH] pci: fix pci_find_space() Isaku Yamahata
2010-04-11 9:19 ` [Qemu-devel] " Michael S. Tsirkin
2010-04-12 1:59 ` Isaku Yamahata
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