decomp a chunk of input

1 files changed, 206 insertions, 0 deletions

diff --git a/src/input.c b/src/input.c
new file mode 100644
index 0000000..9455eb2
--- /dev/null
+++ b/src/input.c
@@ -0,0 +1,206 @@
+#include "global.h"
+#include "input.h"
+
+extern struct Input gUnknown_2025600;
+extern struct test gUnknown_20255F0;
+extern struct test gUnknown_2025638;
+extern struct test gUnknown_2025648;
+extern struct test3 gUnknown_2025668;
+extern u32 gUnknown_202562C;
+
+#ifndef NONMATCHING
+NAKED
+#endif
+void InitInput(void)
+{
+#ifdef NONMATCHING
+    gUnknown_20255F0.unk0 = 0;
+    gUnknown_20255F0.unk1 = 0;
+    gUnknown_20255F0.unk2 = 0;
+    gUnknown_20255F0.unk3 = 0;
+
+    gUnknown_2025638.unk0 = 0;
+    gUnknown_2025638.unk1 = 0;
+    gUnknown_2025638.unk2 = 0;
+    gUnknown_2025638.unk3 = 0;
+
+    gUnknown_202562C = 4854977; // ????? (0x4a14c1)
+
+    gUnknown_2025600.unk16 = 0; // TODO: should be str but generates strh
+    gUnknown_2025600.unk0 = 0xffff; // probably a mask
+    gUnknown_2025600.unk1 = -1;
+    gUnknown_2025600.unk2 = -1;
+    gUnknown_2025600.unk3 = -1;
+    gUnknown_2025600.unk14 = -1;
+    gUnknown_2025600.unk15 = -1;
+    gUnknown_2025600.unk4 = -1;
+    gUnknown_2025600.unk5 = -1;
+    gUnknown_2025600.unk6 = -1;
+    gUnknown_2025600.unk7 = -1;
+    gUnknown_2025600.unk8 = -1;
+    gUnknown_2025600.unk9 = -1;
+    gUnknown_2025600.unk10 = -1;
+    gUnknown_2025600.unk11 = -1;
+    gUnknown_2025600.unk18 = 0;
+    gUnknown_2025600.unk19 = 0;
+
+    gUnknown_2025668.unk0 = 0;
+    gUnknown_2025668.unk1 = 0;
+#else
+    asm_unified("\tldr r0, =gUnknown_20255F0\n"
+       "\tmovs r3, 0\n"
+       "\tmovs r2, 0\n"
+       "\tstrh r2, [r0] \n"
+       "\tstrh r2, [r0, 0x2]\n"
+       "\tstrh r2, [r0, 0x4]\n"
+       "\tstrh r2, [r0, 0x6]\n"
+       "\tldr r0, =gUnknown_2025638\n"
+       "\tstrh r2, [r0]\n"
+       "\tstrh r2, [r0, 0x2]\n"
+       "\tstrh r2, [r0, 0x4]\n"
+       "\tstrh r2, [r0, 0x6]\n"
+       "\tldr r1, =gUnknown_202562C\n"
+       "\tldr r0, =0x4a14c1\n"
+       "\tstr r0, [r1]\n"
+       "\tldr r0, =gUnknown_2025600\n"
+       "\tstr r2, [r0, 0x20]\n"
+       "\tldr r1, =0xffff\n"
+       "\tstrh r1, [r0] \n"
+       "\tmovs r1, 0x1\n"
+       "\tnegs r1, r1\n"
+       "\tstrh r1, [r0, 0x2]\n"
+       "\tstrh r1, [r0, 0x4]\n"
+       "\tstrh r1, [r0, 0x6]\n"
+       "\tstrh r1, [r0, 0x1C]\n"
+       "\tstrh r1, [r0, 0x1E]\n"
+       "\tstrh r1, [r0, 0x8]\n"
+       "\tstrh r1, [r0, 0xA]\n"
+       "\tstrh r1, [r0, 0xC]\n"
+       "\tstrh r1, [r0, 0xE]\n"
+       "\tstrh r1, [r0, 0x10]\n"
+       "\tstrh r1, [r0, 0x12]\n"
+       "\tstrh r1, [r0, 0x14]\n"
+       "\tstrh r1, [r0, 0x16]\n"
+       "\tadds r1, r0, 0\n"
+       "\tadds r1, 0x28\n"
+       "\tstrb r3, [r1]\n"
+       "\tadds r0, 0x29\n"
+       "\tstrb r3, [r0]\n"
+       "\tldr r0, =gUnknown_2025668\n"
+       "\tstrh r2, [r0]\n"
+       "\tstrh r2, [r0, 0x2]\n"
+       "\tbx lr\n"
+       "\t.align 2, 0\n"
+       "\t.pool");
+#endif
+}
+
+#ifndef NONMATCHING
+NAKED
+#endif
+void sub_800485C(void)
+{
+#ifdef NONMATCHING
+    gUnknown_20255F0 = gUnknown_2025638;
+
+    // TODO missing:
+    // ldr r0, [r0]
+    // str r0, [r1]
+
+    gUnknown_2025638.unk0 = 0;
+    gUnknown_2025638.unk1 = 0;
+    gUnknown_2025638.unk2 = 0;
+    gUnknown_2025638.unk3 = 0;
+
+    gUnknown_2025600.unk0 = 0xffff;
+    gUnknown_2025600.unk1 = -1;
+    gUnknown_2025600.unk2 = -1;
+    gUnknown_2025600.unk3 = -1;
+    gUnknown_2025600.unk4 = -1;
+    gUnknown_2025600.unk5 = -1;
+    gUnknown_2025600.unk6 = -1;
+    gUnknown_2025600.unk7 = -1;
+    gUnknown_2025600.unk8 = -1;
+    gUnknown_2025600.unk9 = -1;
+    gUnknown_2025600.unk10 = -1;
+    gUnknown_2025600.unk11 = -1;
+
+    gUnknown_2025600.unk18 = 0;
+    gUnknown_2025600.unk19 = 0;
+#else
+    asm_unified("\tpush {r4,r5,lr}\n"
+	"\tldr r2, =gUnknown_2025638\n"
+	"\tldr r1, =gUnknown_20255F0\n"
+	"\tadds r0, r2, 0\n"
+	"\tldm r0!, {r3-r5}\n"
+	"\tstm r1!, {r3-r5}\n"
+	"\tldr r0, [r0]\n"
+	"\tstr r0, [r1]\n"
+	"\tmovs r3, 0\n"
+	"\tmovs r0, 0\n"
+	"\tstrh r0, [r2]\n"
+	"\tstrh r0, [r2, 0x2]\n"
+	"\tstrh r0, [r2, 0x4]\n"
+	"\tstrh r0, [r2, 0x6]\n"
+	"\tldr r0, =gUnknown_2025600\n"
+	"\tldr r1, =0xffff\n"
+	"\tstrh r1, [r0]\n"
+	"\tmovs r1, 0x1\n"
+	"\tnegs r1, r1\n"
+	"\tstrh r1, [r0, 0x2]\n"
+	"\tstrh r1, [r0, 0x4]\n"
+	"\tstrh r1, [r0, 0x6]\n"
+	"\tstrh r1, [r0, 0x8]\n"
+	"\tstrh r1, [r0, 0xA]\n"
+	"\tstrh r1, [r0, 0xC]\n"
+	"\tstrh r1, [r0, 0xE]\n"
+	"\tstrh r1, [r0, 0x10]\n"
+	"\tstrh r1, [r0, 0x12]\n"
+	"\tstrh r1, [r0, 0x14]\n"
+	"\tstrh r1, [r0, 0x16]\n"
+	"\tadds r1, r0, 0\n"
+	"\tadds r1, 0x28\n"
+	"\tstrb r3, [r1]\n"
+	"\tadds r0, 0x29\n"
+	"\tstrb r3, [r0]\n"
+	"\tpop {r4,r5}\n"
+	"\tpop {r0}\n"
+	"\tbx r0\n"
+	"\t.align 2, 0\n"
+	"\t.pool");
+#endif
+}
+
+// Unused
+u8 sub_80048B8(void)
+{
+    return 0;
+}
+
+u8 sub_80048BC(void)
+{
+    return 0;
+}
+
+// Unused
+u8 sub_80048C0(void)
+{
+    return 0;
+}
+
+// Unused
+u8 sub_80048C4(void)
+{
+    return 0;
+}
+
+u8 sub_80048C8(void)
+{
+    return 0;
+}
+
+// Unused
+u8 sub_80048CC(void)
+{
+    return 0;
+}