Diff: USBTinyDisk.cpp

Revision:

0:bc3d724e2ea5

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/USBTinyDisk.cpp	Tue Jan 21 08:38:35 2014 +0000
@@ -0,0 +1,71 @@
+
+#include <stdint.h>
+#include "USBTinyDisk.h"
+
+#include "DiskImage.c"  // include DiskImage[]
+
+// Min size of a disk recognized by windows is 8192 bytes
+#define DISK_SIZE_MIN           8192
+#define DISK_SIZE()             ((sizeof(DiskImage) > DISK_SIZE_MIN) ? sizeof(DiskImage) : DISK_SIZE_MIN)
+
+USBTinyDisk::USBTinyDisk(uint16_t vendor_id, uint16_t product_id, uint16_t product_release) : USBMSD(vendor_id, product_id, product_release) {
+    
+}
+
+int USBTinyDisk::disk_read(uint8_t * data, uint64_t block) {
+    int offset = 512 * block;
+    if (offset < sizeof(DiskImage)) {
+        memcpy(data, DiskImage + offset, 512);
+    } else {
+        memset(data, 0, 512);
+    }
+    return 0;
+}
+
+int USBTinyDisk::disk_write(const uint8_t * data, uint64_t block) {
+    return 1;
+}
+
+int USBTinyDisk::disk_initialize() {
+    return 0;
+}
+
+uint64_t USBTinyDisk::disk_sectors() {
+    
+    return DISK_SIZE() / 512;
+}
+
+uint64_t USBTinyDisk::disk_size() {
+    return DISK_SIZE();
+}
+
+int USBTinyDisk::disk_status() {
+    return 4;
+}
+
+uint8_t * USBTinyDisk::stringImanufacturerDesc() {
+    static uint8_t stringImanufacturerDescriptor[] = {
+        0x0C,                                           //bLength
+        STRING_DESCRIPTOR,                              //bDescriptorType 0x03
+        'S',0,'E',0,'E',0,'E',0,'D',0                   //bString iVendor- Seeed
+    };
+    return stringImanufacturerDescriptor;
+}
+
+uint8_t * USBTinyDisk::stringIproductDesc() {
+    static uint8_t stringIproductDescriptor[] = {
+        0x12,                                           //bLength
+        STRING_DESCRIPTOR,                              //bDescriptorType 0x03
+        'A',0,'r',0,'c',0,'h',0,' ',0,'P',0,'r',0,'o',0 //bString iProduct - Arch
+    };
+    return stringIproductDescriptor;
+}
+
+uint8_t * USBTinyDisk::stringIserialDesc() {
+    static uint8_t stringIserialDescriptor[] = {
+        0x12,                                           //bLength
+        STRING_DESCRIPTOR,                              //bDescriptorType 0x03
+        '2',0,'0',0,'1',0,'3',0,'0',0,'9',0,'2',0,'2',0,'A',0      //bString iSerial - 20130620A
+    };
+    return stringIserialDescriptor;
+}