[SeaBIOS] [Qemu-devel] [PATCH v4 for-2.3 11/25] hw/apci: add _PRT method for extra PCI root busses

Shannon Zhao zhaoshenglong at huawei.com
Wed Mar 11 02:06:21 CET 2015


On 2015/3/11 1:40, Michael S. Tsirkin wrote:
> On Tue, Mar 10, 2015 at 07:26:13PM +0200, Marcel Apfelbaum wrote:
>> > On 03/10/2015 07:07 PM, Michael S. Tsirkin wrote:
>>> > >On Sun, Mar 08, 2015 at 01:16:13PM +0200, Marcel Apfelbaum wrote:
>>>> > >>Signed-off-by: Marcel Apfelbaum <marcel at redhat.com>
>>>> > >>---
>>>> > >>  hw/i386/acpi-build.c | 65 ++++++++++++++++++++++++++++++++++++++++++++++++++++
>>>> > >>  1 file changed, 65 insertions(+)
>>>> > >>
>>>> > >>diff --git a/hw/i386/acpi-build.c b/hw/i386/acpi-build.c
>>>> > >>index e5709e8..e7a1a36 100644
>>>> > >>--- a/hw/i386/acpi-build.c
>>>> > >>+++ b/hw/i386/acpi-build.c
>>>> > >>@@ -664,6 +664,70 @@ static void build_append_pci_bus_devices(Aml *parent_scope, PCIBus *bus,
>>>> > >>      aml_append(parent_scope, method);
>>>> > >>  }
>>>> > >>
>>>> > >>+static Aml *build_link(Aml *lnk, Aml *lnk_pkg, const char *link_name, int idx)
>>> > >
>>> > >Pls document arguments, and generally make this function
>>> > >more readable.
>> > I'll think of something
>> > 
>>> > >
>>>> > >>+{
>>>> > >>+    Aml *if_ctx, *pkg;
>>>> > >>+
>>>> > >>+    if_ctx = aml_if(aml_equal(lnk, aml_int(idx)));
>>>> > >>+    pkg = aml_package(4);
>>> > >
>>> > >These assignments can be part of declarations.
>> > OK
>> > 
>>> > >
>>>> > >>+    aml_append(pkg, aml_int(0));
>>>> > >>+    aml_append(pkg, aml_int(0));
>>>> > >>+    aml_append(pkg, aml_name(link_name, ""));
>>> > >
>>> > >this sould be aml_name(link_name) I think?
>> > It doesn't work without the "" agument, works only for literals.
>> > If you have any idea how to make it work, I'll be glad to change it.
> So use "%s" format then.
> 
Yes, use aml_name("%s", link_name)  it should work.

-- 
Thanks,
Shannon




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