disable onscreen printing, add lock to prevent corruption

Lua/inject/print.asm

@@ -2,6 +2,9 @@
 // to copy strings to memory instead
 // for Lua to later pick up on
 
+    jr
+    nop
+/*
 [global_context]: 0x80212020
 
 // offset from first pointer in global context
@@ -14,10 +17,6 @@
 [InitTxtStruct]:    0x800FBB8C // unused here; we set it up inline
 [DoTxtStruct]:      0x800FBC1C
 [UpdateTxtStruct]:  0x800FBC64
-
-[ObjectSpawn]: 0x80097C00
-[ObjectIndex]: 0x8009812C
-
     push    4, 1, ra
 // draw the debug text
     li      a0, 0x00010001 // xy
@@ -38,20 +37,31 @@ fmt:
 .align
 
 .include "simple text.asm"
+*/
 
 // keep track of where we are in the buffer
+.org 0x807006F8
 buffer_pos:
+    .word buffer
+
+buffer_lock:
     .word 0
 
-.align 4
+//.align 4
 buffer:
     .skip 0x3000
 
+// force a crash-like thing that dumps a ton of (RDP?) info:
+//.org 0x800C5E78
+//    li t8, 0x29a
+
 // overwrite (not hook) the debug printing function
 .org 0x800021B0
     // a0: unknown
     // a1: char *msg
     // a2: size_t len
+    li      t0, 1
+    sw      t0, buffer_lock
     lw      t0, buffer_pos
 copy_loop:
     lb      t1, 0(a1)
@@ -62,5 +72,6 @@ copy_loop:
     bne     a2, r0, copy_loop
     sb      r0, 0(t0) // null terminate
     sw      t0, buffer_pos
+    sw      r0, buffer_lock
     jr
     nop