Expose L1 and L2 cache size

CMakeLists.txt

@@ -220,6 +220,8 @@ set(RANDOMX_DATASET_BASE_SIZE "" CACHE STRING "Set the RANDOMX_DATASET_BASE_SIZE
 set(RANDOMX_PROGRAM_SIZE "" CACHE STRING "Set the RANDOMX_PROGRAM_SIZE value")
 set(RANDOMX_PROGRAM_ITERATIONS "" CACHE STRING "Set the RANDOMX_PROGRAM_ITERATIONS value")
 set(RANDOMX_PROGRAM_COUNT "" CACHE STRING "Set the RANDOMX_PROGRAM_COUNT value")
+set(RANDOMX_SCRATCHPAD_L1 "" CACHE STRING "Set the RANDOMX_SCRATCHPAD_L1 value")
+set(RANDOMX_SCRATCHPAD_L2 "" CACHE STRING "Set the RANDOMX_SCRATCHPAD_L2 value")
 set(RANDOMX_SCRATCHPAD_L3 "" CACHE STRING "Set the RANDOMX_SCRATCHPAD_L3 value")
 set(RANDOMX_FREQ_IADD_RS "" CACHE STRING "Set the RANDOMX_FREQ_IADD_RS value")
 set(RANDOMX_FREQ_IADD_M "" CACHE STRING "Set the RANDOMX_FREQ_IADD_M value")
@@ -279,6 +281,14 @@ if(RANDOMX_PROGRAM_COUNT)
   target_compile_definitions(randomx PRIVATE RANDOMX_PROGRAM_COUNT=${RANDOMX_PROGRAM_COUNT})
 endif()
 
+if(RANDOMX_SCRATCHPAD_L1)
+  target_compile_definitions(randomx PRIVATE RANDOMX_SCRATCHPAD_L1=${RANDOMX_SCRATCHPAD_L1})
+endif()
+
+if(RANDOMX_SCRATCHPAD_L2)
+  target_compile_definitions(randomx PRIVATE RANDOMX_SCRATCHPAD_L2=${RANDOMX_SCRATCHPAD_L2})
+endif()
+
 if(RANDOMX_SCRATCHPAD_L3)
   target_compile_definitions(randomx PRIVATE RANDOMX_SCRATCHPAD_L3=${RANDOMX_SCRATCHPAD_L3})
 endif()

src/configuration.h

@@ -77,10 +77,14 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 #endif
 
 //Scratchpad L2 size in bytes. Must be a power of two and less than or equal to RANDOMX_SCRATCHPAD_L3.
+#ifndef RANDOMX_SCRATCHPAD_L2
 #define RANDOMX_SCRATCHPAD_L2      262144
+#endif
 
 //Scratchpad L1 size in bytes. Must be a power of two (minimum 64) and less than or equal to RANDOMX_SCRATCHPAD_L2.
+#ifndef RANDOMX_SCRATCHPAD_L1
 #define RANDOMX_SCRATCHPAD_L1      16384
+#endif
 
 //Jump condition mask size in bits.
 #define RANDOMX_JUMP_BITS          8