1 files changed, 18 insertions, 0 deletions
diff --git a/src/libultra_code_O2/__osPfsSelectBank.c b/src/libultra_code_O2/__osPfsSelectBank.c
new file mode 100644
index 000000000..d257e0491
--- /dev/null
+++ b/src/libultra_code_O2/__osPfsSelectBank.c
@@ -0,0 +1,18 @@
+#include "ultra64/pfs.h"
+#include "global.h"
+
+s32 __osPfsSelectBank(OSPfs* pfs, u8 bank) {
+    u8 temp[BLOCKSIZE];
+    s32 i;
+    s32 ret = 0;
+
+    for (i = 0; i < BLOCKSIZE; i++) {
+        temp[i] = bank;
+    }
+
+    ret = __osContRamWrite(pfs->queue, pfs->channel, 0x8000 / BLOCKSIZE, temp, 0);
+    if (ret == 0) {
+        pfs->activebank = bank;
+    }
+    return ret;
+}