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platform_drv: fix Intel graphics PCI infos

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GMCH is at offset 50 on Gen8+.

Ref genodelabs/genode#4578
This commit is contained in:
Sebastian Sumpf 2022-09-27 14:37:01 +02:00 committed by Christian Helmuth
parent 85e69f6882
commit e1e70dd927
1 changed files with 1 additions and 4 deletions
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repos/os/src/drivers/platform/pci_intel_graphics.h
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@ -94,8 +94,7 @@ void Driver::pci_intel_graphics_info(Device::Pci_config cfg,
struct Host_bridge : Mmio
{
struct Gen_old_gmch_control : Register<0x52, 16> {};
struct Gen_6_7_gmch_control : Register<0x50, 16> {};
struct Gen_gmch_control : Register<0x52, 16> {};
struct Gen_gmch_control : Register<0x50, 16> {};
using Mmio::Mmio;
};
@ -113,8 +112,6 @@ void Driver::pci_intel_graphics_info(Device::Pci_config cfg,
if (gen < 6)
gmch = config.read<Host_bridge::Gen_old_gmch_control>();
else if (gen < 8)
gmch = config.read<Host_bridge::Gen_6_7_gmch_control>();
else
gmch = config.read<Host_bridge::Gen_gmch_control>();