stmhal: Add windows cdc .inf driver to flash filesystem.

stmhal/main.c

@@ -133,6 +133,10 @@ static const char fresh_main_py[] =
 "# main.py -- put your code here!\n"
 ;
 
+static const char fresh_pybcdc_inf[] =
+#include "pybcdc.h"
+;
+
 int main(void) {
     // TODO disable JTAG
 
@@ -206,7 +210,9 @@ soft_reset:
             }
             HAL_Delay(20);
             if (i % 30 == 29) {
-                reset_mode = (reset_mode + 1) & 7;
+                if (++reset_mode > 3) {
+                    reset_mode = 1;
+                }
                 led_state(2, reset_mode & 1);
                 led_state(3, reset_mode & 2);
                 led_state(4, reset_mode & 4);
@@ -310,6 +316,11 @@ soft_reset:
             // TODO check we could write n bytes
             f_close(&fp);
 
+            // create .inf driver file
+            f_open(&fp, "0:/pybcdc.inf", FA_WRITE | FA_CREATE_ALWAYS);
+            f_write(&fp, fresh_pybcdc_inf, sizeof(fresh_pybcdc_inf) - 1 /* don't count null terminator */, &n);
+            f_close(&fp);
+
             // keep LED on for at least 200ms
             sys_tick_wait_at_least(start_tick, 200);
             led_state(PYB_LED_R2, 0);

stmhal/pybcdc.h

+"; Windows USB CDC ACM Setup File\n"
+"; Based on INF files which were:\n"
+";     Copyright (c) 2000 Microsoft Corporation\n"
+";     Copyright (C) 2007 Microchip Technology Inc.\n"
+"; Likely to be covered by the MLPL as found at:\n"
+";    <http://msdn.microsoft.com/en-us/cc300389.aspx#MLPL>.\n"
+"\n"
+"[Version]\n"
+"Signature=\"$Windows NT$\"\n"
+"Class=Ports\n"
+"ClassGuid={4D36E978-E325-11CE-BFC1-08002BE10318}\n"
+"Provider=%MFGNAME%\n"
+"LayoutFile=layout.inf\n"
+"DriverVer=03/11/2010,5.1.2600.3\n"
+"\n"
+"[Manufacturer]\n"
+"%MFGNAME%=DeviceList, NTamd64\n"
+"\n"
+"[DestinationDirs]\n"
+"DefaultDestDir=12\n"
+"\n"
+";---------------------------------------------------------------------\n"
+"; Windows 2000/XP/Server2003/Vista/Server2008/7 - 32bit Sections\n"
+"\n"
+"[DriverInstall.nt]\n"
+"include=mdmcpq.inf\n"
+"CopyFiles=DriverCopyFiles.nt\n"
+"AddReg=DriverInstall.nt.AddReg\n"
+"\n"
+"[DriverCopyFiles.nt]\n"
+"usbser.sys,,,0x20\n"
+"\n"
+"[DriverInstall.nt.AddReg]\n"
+"HKR,,DevLoader,,*ntkern\n"
+"HKR,,NTMPDriver,,usbser.sys\n"
+"HKR,,EnumPropPages32,,\"MsPorts.dll,SerialPortPropPageProvider\"\n"
+"\n"
+"[DriverInstall.nt.Services]\n"
+"AddService=usbser, 0x00000002, DriverService.nt\n"
+"\n"
+"[DriverService.nt]\n"
+"DisplayName=%SERVICE%\n"
+"ServiceType=1\n"
+"StartType=3\n"
+"ErrorControl=1\n"
+"ServiceBinary=%12%\\usbser.sys\n"
+"\n"
+";---------------------------------------------------------------------\n"
+";  Windows XP/Server2003/Vista/Server2008/7 - 64bit Sections\n"
+"\n"
+"[DriverInstall.NTamd64]\n"
+"include=mdmcpq.inf\n"
+"CopyFiles=DriverCopyFiles.NTamd64\n"
+"AddReg=DriverInstall.NTamd64.AddReg\n"
+"\n"
+"[DriverCopyFiles.NTamd64]\n"
+"usbser.sys,,,0x20\n"
+"\n"
+"[DriverInstall.NTamd64.AddReg]\n"
+"HKR,,DevLoader,,*ntkern\n"
+"HKR,,NTMPDriver,,usbser.sys\n"
+"HKR,,EnumPropPages32,,\"MsPorts.dll,SerialPortPropPageProvider\"\n"
+"\n"
+"[DriverInstall.NTamd64.Services]\n"
+"AddService=usbser, 0x00000002, DriverService.NTamd64\n"
+"\n"
+"[DriverService.NTamd64]\n"
+"DisplayName=%SERVICE%\n"
+"ServiceType=1\n"
+"StartType=3\n"
+"ErrorControl=1\n"
+"ServiceBinary=%12%\\usbser.sys\n"
+"\n"
+";---------------------------------------------------------------------\n"
+";  Vendor and Product ID Definitions\n"
+"\n"
+"[SourceDisksFiles]\n"
+"[SourceDisksNames]\n"
+"[DeviceList]\n"
+"%DESCRIPTION%=DriverInstall, USB\\VID_0483&PID_5740&MI_00\n"
+"\n"
+"[DeviceList.NTamd64]\n"
+"%DESCRIPTION%=DriverInstall, USB\\VID_0483&PID_5740&MI_00\n"
+"\n"
+";---------------------------------------------------------------------\n"
+";  String Definitions\n"
+"\n"
+"[Strings]\n"
+"MFGFILENAME=\"pybcdc\"\n"
+"MFGNAME=\"Micro Python\"\n"
+"DESCRIPTION=\"Pyboard USB Comm Port\"\n"
+"SERVICE=\"USB Serial Driver\"\n"