[v1.04][RISCV] Add Lichee PI 4a SoC (#200)

src/common/soc.c

@@ -22,6 +22,7 @@ static char* soc_trademark_string[] = {
   // RISC-V
   [SOC_VENDOR_SIFIVE]     = "SiFive ",
   [SOC_VENDOR_STARFIVE]   = "StarFive ",
+  [SOC_VENDOR_SIPEED]     = "Sipeed ",
   // ARM & RISC-V
   [SOC_VENDOR_ALLWINNER]  = "Allwinner "
 };

src/common/soc.h

@@ -26,6 +26,7 @@ enum {
   // RISC-V
   SOC_VENDOR_SIFIVE,
   SOC_VENDOR_STARFIVE,
+  SOC_VENDOR_SIPEED,
   // ARM & RISC-V
   SOC_VENDOR_ALLWINNER
 };

src/riscv/soc.c

@@ -32,6 +32,12 @@ bool match_allwinner(char* soc_name, struct system_on_chip* soc) {
   SOC_END
 }
 
+bool match_sipeed(char* soc_name, struct system_on_chip* soc) {
+  SOC_START
+  SOC_EQ(soc_name, "light", "Lichee Pi 4A", SOC_SIPEED_LICHEEPI4A, soc, 12) // https://github.com/Dr-Noob/cpufetch/issues/200, https://sipeed.com/licheepi4a
+  SOC_END
+}
+
 struct system_on_chip* parse_soc_from_string(struct system_on_chip* soc) {
   char* raw_name = soc->raw_name;
 
@@ -41,7 +47,10 @@ struct system_on_chip* parse_soc_from_string(struct system_on_chip* soc) {
   if(match_allwinner(raw_name, soc))
     return soc;
 
-  match_sifive(raw_name, soc);
+  if(match_sifive(raw_name, soc))
+    return soc;
+
+  match_sipeed(raw_name, soc);
   return soc;
 }
 

src/riscv/socs.h

@@ -11,6 +11,8 @@ enum {
   SOC_STARFIVE_VF2,
   // ALLWINNER
   SOC_ALLWINNER_D1H,
+  // SIPEED
+  SOC_SIPEED_LICHEEPI4A,
   // UNKNOWN
   SOC_MODEL_UNKNOWN
 };
@@ -19,6 +21,7 @@ inline static VENDOR get_soc_vendor_from_soc(SOC soc) {
   if(soc >= SOC_SIFIVE_U740 && soc <= SOC_SIFIVE_U740) return SOC_VENDOR_SIFIVE;
   if(soc >= SOC_STARFIVE_VF2 && soc <= SOC_STARFIVE_VF2) return SOC_VENDOR_STARFIVE;
   if(soc >= SOC_ALLWINNER_D1H && soc <= SOC_ALLWINNER_D1H) return SOC_VENDOR_ALLWINNER;
+  if(soc >= SOC_SIPEED_LICHEEPI4A && soc <= SOC_SIPEED_LICHEEPI4A) return SOC_VENDOR_SIPEED;
   return SOC_VENDOR_UNKNOWN;
 }