Diff: main.cpp

Revision:

0:66a93ef88e4e

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Mon Nov 24 13:28:15 2014 +0000
@@ -0,0 +1,82 @@
+#include "main.h"
+#include "crc.h"
+#include "multiboot.h"
+#include "SDFileSystem.h"
+
+static SDFileSystem sd(p11, p12, p13, p8, "sd");
+static Serial pc(USBTX, USBRX);
+ 
+int main(void)
+{
+    int ret = MultiBoot("/local/test.gba");
+    if(ret == EXIT_FAILURE)
+    {
+        SystemError("MultiBoot", ret);
+    }
+
+    WaitSPI32(0x0, 0x1234abcd, "Wait for GBA(Calculate dump size)");
+
+    uint32_t size    = WriteSPI32(0x0, "size");
+    uint32_t sizeCRC = WriteSPI32(0x0, "sizeCRC");
+    uint32_t crc     = crcU32(size);
+
+    if(crc != sizeCRC)
+    {
+        SystemError("sizeCRC", crc);
+    }
+    pc.printf("sizeCRC OK!\n");
+
+    FILE *fp = fopen("/sd/data.bin", "w");
+    if(fp == NULL)
+    {
+        SystemError("Could not open file for write", 0);
+    }
+
+    uint32_t table[256/4];
+    uint32_t cnt = 0;
+    int i;
+
+    pc.printf("data sending...(NoDebug)\n");
+    crcReset();
+
+    for(i=0; i<size/4; i++)
+    {
+        table[cnt] = WriteSPI32NoDebug(0x0);
+        crc = crcU32n(table[cnt]);
+        cnt++;
+
+        if(cnt >= 256/4)
+        {
+            fwrite(&table, sizeof(uint32_t), 256/4, fp);
+            cnt = 0;
+        }
+
+        wait_us(100);   // GBA too slow...
+    }
+    fclose(fp);
+
+    uint32_t dataCRC = WriteSPI32(0x0, "dataCRC");
+    if(crc != dataCRC)
+    {
+        SystemError("dataCRC", crc);
+    }
+    pc.printf("dataCRC OK!\n");
+
+
+    pc.printf("All done\n");
+    for(;;)
+    {
+        wait(1);
+    }
+}
+
+void SystemError(char* str, uint32_t hex)
+{
+    pc.printf("[Err][0x%x] %s\n", hex, str);
+
+    for(;;)
+    {
+        wait(1);
+    }
+}
+