1 files changed, 19 insertions, 0 deletions
diff --git a/lib/ultralib/src/flash/flashwritebuffer.c b/lib/ultralib/src/flash/flashwritebuffer.c
new file mode 100644
index 0000000..8cbd0c9
--- /dev/null
+++ b/lib/ultralib/src/flash/flashwritebuffer.c
@@ -0,0 +1,19 @@
+#include "PR/os_internal.h"
+
+s32 osFlashWriteBuffer(OSIoMesg* mb, s32 priority, void* dramAddr, OSMesgQueue* mq) {
+    s32 ret;
+
+    // select page program mode
+    osEPiWriteIo(&__osFlashHandler, __osFlashHandler.baseAddress | FLASH_CMD_REG, FLASH_CMD_PAGE_PROGRAM);
+
+    // DMA 128-byte page
+    mb->hdr.pri = priority;
+    mb->hdr.retQueue = mq;
+    mb->dramAddr = dramAddr;
+    mb->devAddr = 0;
+    mb->size = FLASH_BLOCK_SIZE;
+
+    ret = osEPiStartDma(&__osFlashHandler, mb, OS_WRITE);
+
+    return ret;
+}