[#61174] Add comments for CLIC registers

Author: adrabarek

arch/riscv/cpu.h

@@ -118,8 +118,8 @@ struct CPUState {
     target_ulong medeleg;
 
     target_ulong stvec;
-    target_ulong stvt;       /* since: priv-?.??.? */
-    target_ulong sintthresh; /* since: priv-?.??.? */
+    target_ulong stvt;       /* unratified as of 2024-06; ssclic extension */
+    target_ulong sintthresh; /* unratified as of 2024-06; ssclic extension */
     target_ulong sepc;
     target_ulong scause;
     target_ulong stval;  /* renamed from sbadaddr since: priv-1.10.0 */
@@ -128,8 +128,8 @@ struct CPUState {
     target_ulong sideleg;
 
     target_ulong mtvec;
-    target_ulong mtvt;       /* since: priv-?.??.? */
-    target_ulong mintthresh; /* since: priv-?.??.? */
+    target_ulong mtvt;       /* unratified as of 2024-06; smclic extension */
+    target_ulong mintthresh; /* unratified as of 2024-06; smclic extension */
     target_ulong mepc;
     target_ulong mcause;
     target_ulong mtval;      /*  renamed from mbadaddr since: priv-1.10.0 */
@@ -142,7 +142,7 @@ struct CPUState {
 
     target_ulong sscratch;
     target_ulong mscratch;
-    target_ulong mintstatus; /* since: priv-?.??.? */
+    target_ulong mintstatus; /* unratified as of 2024-06; smclic extension */
 
     target_ulong vstart;
     target_ulong vxsat;

arch/riscv/cpu_bits.h

@@ -35,17 +35,17 @@
 #define CSR_SIE                           0x104
 #define CSR_STVEC                         0x105
 #define CSR_SCOUNTEREN                    0x106
-#define CSR_STVT                          0x107 /* since: priv-?.??.? */
+#define CSR_STVT                          0x107 /* unratified as of 2024-06; ssclic extension */
 #define CSR_SSCRATCH                      0x140
 #define CSR_SEPC                          0x141
 #define CSR_SCAUSE                        0x142
 #define CSR_SBADADDR                      0x143 /* until: priv-1.9.1 */
 #define CSR_STVAL                         0x143 /* since: priv-1.10 */
 #define CSR_SIP                           0x144
-#define CSR_SNXTI                         0x145 /* since: priv-?.??.? */
-#define CSR_SINTTHRESH                    0x147 /* since: priv-?.??.? */
-#define CSR_SSCRATCHCSW                   0x148 /* since: priv-?.??.? */
-#define CSR_SSCRATCHCSWL                  0x149 /* since: priv-?.??.? */
+#define CSR_SNXTI                         0x145 /* unratified as of 2024-06; ssclic extension */
+#define CSR_SINTTHRESH                    0x147 /* unratified as of 2024-06; ssclic extension */
+#define CSR_SSCRATCHCSW                   0x148 /* unratified as of 2024-06; ssclic extension */
+#define CSR_SSCRATCHCSWL                  0x149 /* unratified as of 2024-06; ssclic extension */
 #define CSR_SPTBR                         0x180 /* until: priv-1.9.1 */
 #define CSR_SATP                          0x180 /* since: priv-1.10 */
 #define CSR_MSTATUS                       0x300
@@ -55,7 +55,7 @@
 #define CSR_MIE                           0x304
 #define CSR_MTVEC                         0x305
 #define CSR_MCOUNTEREN                    0x306
-#define CSR_MTVT                          0x307 /* since: priv-?.??.? */
+#define CSR_MTVT                          0x307 /* unratified as of 2024-06; smclic extension */
 #define CSR_MCOUNTINHIBIT                 0x320 /* since: priv-1.11 */
 #define CSR_MUCOUNTEREN                   0x320 /* until: priv-1.10 */
 #define CSR_MSCOUNTEREN                   0x321
@@ -94,10 +94,10 @@
 #define CSR_MBADADDR                      0x343 /* until: priv-1.9.1 */
 #define CSR_MTVAL                         0x343 /* since: priv-1.10 */
 #define CSR_MIP                           0x344
-#define CSR_MNXTI                         0x345 /* since: priv-?.??.? */
-#define CSR_MINTTHRESH                    0x347 /* since: priv-?.??.? */
-#define CSR_MSCRATCHCSW                   0x348 /* since: priv-?.??.? */
-#define CSR_MSCRATCHCSWL                  0x349 /* since: priv-?.??.? */
+#define CSR_MNXTI                         0x345 /* unratified as of 2024-06; smclic extension */
+#define CSR_MINTTHRESH                    0x347 /* unratified as of 2024-06; smclic extension */
+#define CSR_MSCRATCHCSW                   0x348 /* unratified as of 2024-06; smclic extension */
+#define CSR_MSCRATCHCSWL                  0x349 /* unratified as of 2024-06; smclic extension */
 #define CSR_PMPCFG0                       0x3a0
 #define CSR_PMPCFG1                       0x3a1
 #define CSR_PMPCFG2                       0x3a2
@@ -262,8 +262,8 @@
 #define CSR_VL                            0xc20
 #define CSR_VTYPE                         0xc21
 #define CSR_VLENB                         0xc22
-#define CSR_SINTSTATUS                    0xdb1 /* since: priv-?.??.? */
-#define CSR_MINTSTATUS                    0xfb1 /* since: priv-?.??.? */
+#define CSR_SINTSTATUS                    0xdb1 /* unratified as of 2024-06; ssclic extension */
+#define CSR_MINTSTATUS                    0xfb1 /* unratified as of 2024-06; smclic extension */
 #define CSR_UNHANDLED                     0xffff
 
 /* mstatus bits */