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-rw-r--r--src/usr/xscom/xscom.C6
1 files changed, 6 insertions, 0 deletions
diff --git a/src/usr/xscom/xscom.C b/src/usr/xscom/xscom.C
index 0f84b1da0..adbb87ac7 100644
--- a/src/usr/xscom/xscom.C
+++ b/src/usr/xscom/xscom.C
@@ -475,6 +475,11 @@ errlHndl_t xscomPerformOp(DeviceFW::OperationType i_opType,
// Get the offset
uint64_t l_offset = l_mmioAddr.offset();
+ TRACDCOMP(g_trac_xscom, "xscomPerformOp: OpType 0x%.16llX, Address 0x%llX, l_virtAddr+l_offset %p",
+ static_cast<uint64_t>(i_opType),
+ l_addr,
+ l_virtAddr + l_offset);
+
// Keep MMIO access until XSCOM successfully done or error
uint64_t l_data = 0;
do
@@ -485,6 +490,7 @@ errlHndl_t xscomPerformOp(DeviceFW::OperationType i_opType,
// The dereferencing should handle Cache inhibited internally
// Use local variable and memcpy to avoid unaligned memory access
l_data = 0;
+
if (i_opType == DeviceFW::READ)
{
l_data = *(l_virtAddr + l_offset);
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