recommend renaming CBO opcode to CMO

Signed-off-by: Guy Lemieux <[email protected]>

TG/riscv-cmo2/cmo2.adoc

@@ -1297,12 +1297,14 @@ Encoding::
 {reg:[
 	{ bits: 7,  name: 0xF,   attr: ['MISC-MEM'] },
 	{ bits: 5,  name: 0x0 },
-	{ bits: 3,  name: 0x2,   attr: ['CIO'] },
+	{ bits: 3,  name: 0x2,   attr: ['CBO'] },
 	{ bits: 5,  name: 'rs1', attr: ['base'] },
 	{ bits: 12, name: 0x001, attr: ['CIO.CLEAN'] },
 ]}
 ....
 
+#RECOMMEND: Renaming the 3 CBO encoding bits from CBO to CMO#
+
 Description::
 
 A *cio.clean* instruction performs a clean operation on the cache block resident
@@ -1340,7 +1342,7 @@ Encoding::
 {reg:[
 	{ bits: 7,  name: 0xF,   attr: ['MISC-MEM'] },
 	{ bits: 5,  name: 0x0 },
-	{ bits: 3,  name: 0x2,   attr: ['CIO'] },
+	{ bits: 3,  name: 0x2,   attr: ['CBO'] },
 	{ bits: 5,  name: 'rs1', attr: ['base'] },
 	{ bits: 12, name: 0x002, attr: ['CIO.FLUSH'] },
 ]}
@@ -1375,7 +1377,7 @@ Encoding::
 {reg:[
 	{ bits: 7,  name: 0xF,   attr: ['MISC-MEM'] },
 	{ bits: 5,  name: 0x0 },
-	{ bits: 3,  name: 0x2,   attr: ['CIO'] },
+	{ bits: 3,  name: 0x2,   attr: ['CBO'] },
 	{ bits: 5,  name: 'rs1', attr: ['base'] },
 	{ bits: 12, name: 0x000, attr: ['CIO.INVAL'] },
 ]}