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i386/tdx: Build TDX only for 64-bit target

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Build errors related to TDX were reported when QEMU built on 32-bit
host[1][2].

Since TDX cannot work on 32-bit host and it's also not worth supporting
TDX with 32-bit QEMU, limit TDX to 64-bit target only.

[1] https://lore.kernel.org/qemu-devel/20250602173101.1052983-1-clg@redhat.com/
[2] https://lore.kernel.org/qemu-devel/b8171c39-6a92-4078-a59a-a63d7452e1e9@kaod.org/

Suggested-by: Cédric Le Goater <clg@redhat.com>
Signed-off-by: Xiaoyao Li <xiaoyao.li@intel.com>
Reviewed-by: Zhao Liu <zhao1.liu@intel.com>
Tested-by: Cédric Le Goater <clg@redhat.com>
Reviewed-by: Cédric Le Goater <clg@redhat.com>
Link: https://lore.kernel.org/qemu-devel/20250625073310.2796298-1-xiaoyao.li@intel.com
Signed-off-by: Cédric Le Goater <clg@redhat.com>
This commit is contained in:
Xiaoyao Li 2025-06-25 15:33:10 +08:00 • committed by Cédric Le Goater
parent f7c5dff26e
commit 34ea448263
1 changed files with 1 additions and 1 deletions
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2
hw/i386/Kconfig
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@ -13,7 +13,7 @@ config SGX
config TDX
bool
select X86_FW_OVMF
depends on KVM
depends on KVM && X86_64
config PC
bool