[Xen-devel] [PATCH 3/5] xen/arm: cpuerrata: Add MIDR_ALL_VERSIONS

[Julien Grall <julien.grall@xxxxxxxxxx>]

Introduce a new macro MIDR_ALL_VERSIONS to match all variant/revision of a
given CPU model.

This is part of XSA-254.

Signed-off-by: Julien Grall <julien.grall@xxxxxxxxxx>
---
 xen/arch/arm/cpuerrata.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/xen/arch/arm/cpuerrata.c b/xen/arch/arm/cpuerrata.c
index 772587c05a..c50d3331f2 100644
--- a/xen/arch/arm/cpuerrata.c
+++ b/xen/arch/arm/cpuerrata.c
@@ -7,6 +7,12 @@
     .midr_range_min = min,              \
     .midr_range_max = max
 
+#define MIDR_ALL_VERSIONS(model)        \
+    .matches = is_affected_midr_range,  \
+    .midr_model = model,                \
+    .midr_range_min = 0,                \
+    .midr_range_max = (MIDR_VARIANT_MASK | MIDR_REVISION_MASK)
+
 static bool __maybe_unused
 is_affected_midr_range(const struct arm_cpu_capabilities *entry)
 {
-- 
2.11.0


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