pad_bios_init_start: annotate bios codes.

code/duffle/mips.atom.c

@@ -1,6 +1,7 @@
 #ifdef INTELLISENSE_DIRECTIVES
 #	include "gen/macs.h"
 #	include "gen/offsets.h"
+#	include "bios.h"
 #	include "lottes_tape.h"
 #endif
 
@@ -8,11 +9,6 @@ ATOM_FILE_DEBUGGER_LINE_MARKER(mips_atom_c);
 
 #pragma region Baked Atoms
 
-enum {
-	bios_flushcache = 0x44,
-	bios_table_addr = 0xA0,
-};
-
 /* Flushes the Instruction Cache (PSX A-function 0x44 via BIOS stub at 0xA0).
  * Sequence (per MIPS ABI; arguments in arg registers, RA pushed to stack):
  *   1. sp -= 8;  sw $ra, 4($sp)        ; save RA