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Kernel: Evaluate and validate PS/2 _CRS

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Don't assume it is a buffer. On bochs it is a method :D
This commit is contained in:
Bananymous
2026-08-23 15:08:01 +03:00
parent ace5edfda2
commit c00f37b930
1 changed files with 8 additions and 1 deletions
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kernel/kernel/Input/PS2/Controller.cpp
+8 -1
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@@ -319,11 +319,18 @@ namespace Kernel::Input
if (crs_obj == nullptr) if (crs_obj == nullptr)
return PS2ResourceSetting {}; return PS2ResourceSetting {};
const auto crs = TRY(ACPI::AML::evaluate_node(crs_path, crs_obj->node));
if (crs.type != ACPI::AML::Node::Type::Buffer)
{
dwarnln("PS/2 _CRS is not a buffer, but {}", crs);
return BAN::Error::from_errno(EINVAL);
}
PS2ResourceSetting result; PS2ResourceSetting result;
result.type = type; result.type = type;
BAN::Optional<ACPI::ResourceData> data; BAN::Optional<ACPI::ResourceData> data;
ACPI::ResourceParser parser({ crs_obj->node.as.str_buf->bytes, static_cast<size_t>(crs_obj->node.as.str_buf->size) }); ACPI::ResourceParser parser({ crs.as.str_buf->bytes, static_cast<size_t>(crs.as.str_buf->size) });
while ((data = parser.get_next()).has_value()) while ((data = parser.get_next()).has_value())
{ {
switch (data->type) switch (data->type)