Hi,
On 14/02/2024 13:52, Carlo Nonato wrote:
On Wed, Feb 14, 2024 at 11:14 AM Michal Orzel <michal.or...@amd.com> wrote:
diff --git a/xen/arch/arm/include/asm/processor.h
b/xen/arch/arm/include/asm/processor.h
index 8e02410465..336933ee62 100644
--- a/xen/arch/arm/include/asm/processor.h
+++ b/xen/arch/arm/include/asm/processor.h
@@ -18,6 +18,22 @@
#define CTR_IDC_SHIFT 28
#define CTR_DIC_SHIFT 29
+/* CCSIDR Current Cache Size ID Register */
+#define CCSIDR_LINESIZE_MASK _AC(0x7, ULL)
Why ULL and not UL? ccsidr is of register_t type
Julien, while reviewing an earlier version:
Please use ULL here otherwise someone using MASK << SHIFT will have the
expected result.
https://patchew.org/Xen/20220826125111.152261-1-carlo.non...@minervasys.tech/20220826125111.152261-2-carlo.non...@minervasys.tech/#08956082-c194-8bae-cb25-44e4e3227...@xen.org
Michal is right. This should be UL. Not sure why I suggested ULL back
then. Sorry.
Cheers,
--
Julien Grall
