nonmatching sub_81BF7A4

1 files changed, 68 insertions, 1 deletions

diff --git a/src/berry_fix_program.c b/src/berry_fix_program.c
index 58e50e509..b63bc12be 100644
--- a/src/berry_fix_program.c
+++ b/src/berry_fix_program.c
@@ -30,7 +30,9 @@ extern berryfix_t *gUnknown_030012B8;
 
 static void sub_81BF3DC(void);
 static void sub_81BF5A4(void);
-u32 sub_81BF7A4(u8);
+static int sub_81BF7A4(int);
+void sub_81BF7E8(int);
+void sub_81BF8D8(int);
 
 // .rodata
 
@@ -179,6 +181,32 @@ static void sub_81BF5A4(void)
     CopyWindowToVram(3, 2);
     CopyWindowToVram(0, 2);
 }
+
+static int sub_81BF7A4(int checkval)
+{
+    int retval;
+
+    retval = gUnknown_030012B8->unk1;
+    if (retval == checkval)
+    {
+        retval = checkval;
+    }
+    else
+    {
+        if (retval == 6)
+        {
+            sub_81BF7E8(checkval);
+            gUnknown_030012B8->unk1 = checkval;
+        }
+        else
+        {
+            sub_81BF8D8(gUnknown_030012B8->unk1);
+            gUnknown_030012B8->unk1 = 6;
+        }
+        retval = gUnknown_030012B8->unk1;
+    }
+    return retval;
+}
 #else
 __attribute__((naked)) static void sub_81BF5A4(void)
 {
@@ -386,4 +414,43 @@ __attribute__((naked)) static void sub_81BF5A4(void)
         "\t.pool\n"
         ".syntax divided");
 }
+
+__attribute__((naked)) static int sub_81BF7A4(int checkval)
+{
+    asm(".syntax unified\n"
+        "\tpush {r4,r5,lr}\n"
+        "\tadds r4, r0, 0\n"
+        "\tldr r5, =gUnknown_030012B8\n"
+        "\tldr r0, [r5]\n"
+        "\tldrb r0, [r0, 0x1]\n"
+        "\tcmp r0, r4\n"
+        "\tbne _081BF7BC\n"
+        "\tadds r0, r4, 0\n"
+        "\tb _081BF7DC\n"
+        "\t.pool\n"
+        "_081BF7BC:\n"
+        "\tcmp r0, 0x6\n"
+        "\tbne _081BF7CC\n"
+        "\tadds r0, r4, 0\n"
+        "\tbl sub_81BF7E8\n"
+        "\tldr r0, [r5]\n"
+        "\tstrb r4, [r0, 0x1]\n"
+        "\tb _081BF7D6\n"
+        "_081BF7CC:\n"
+        "\tbl sub_81BF8D8\n"
+        "\tldr r1, [r5]\n"
+        "\tmovs r0, 0x6\n"
+        "\tstrb r0, [r1, 0x1]\n"
+        "_081BF7D6:\n"
+        "\tldr r0, =gUnknown_030012B8\n"
+        "\tldr r0, [r0]\n"
+        "\tldrb r0, [r0, 0x1]\n"
+        "_081BF7DC:\n"
+        "\tpop {r4,r5}\n"
+        "\tpop {r1}\n"
+        "\tbx r1\n"
+        "\t.pool\n"
+        ".syntax divided");
+}
 #endif
+