Add eboot

bootloaders/eboot/eboot.h

@@ -0,0 +1,41 @@
+/* Copyright (c) 2015 Ivan Grokhotkov. All rights reserved. 
+ * This file is part of eboot bootloader.
+ *
+ * Redistribution and use is permitted according to the conditions of the
+ * 3-clause BSD license to be found in the LICENSE file.
+ */
+
+#ifndef EBOOT_H
+#define EBOOT_H
+
+
+int SPIEraseBlock(uint32_t block);
+int SPIEraseSector(uint32_t sector);
+int SPIRead(uint32_t addr, void *dest, size_t size);
+int SPIWrite(uint32_t addr, void *src, size_t size);
+
+#define APP_START_OFFSET 0x1000
+
+typedef struct {
+    unsigned char       magic;
+    unsigned char       num_segments;
+
+    /* SPI Flash Interface (0 = QIO, 1 = QOUT, 2 = DIO, 0x3 = DOUT) */
+    unsigned char       flash_mode;
+
+    /* High four bits: 0 = 512K, 1 = 256K, 2 = 1M, 3 = 2M, 4 = 4M, 
+       Low four bits:  0 = 40MHz, 1= 26MHz, 2 = 20MHz, 0xf = 80MHz */
+    unsigned char		flash_size_freq;
+
+    uint32_t            entry;
+} image_header_t;
+
+
+typedef struct {
+    uint32_t            address;
+    uint32_t            size;
+} section_header_t;
+
+
+
+#endif //EBOOT_H