Fix packet size calculation in CDC/ACM and PL2303 USB serial drivers

git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@4771 42af7a65-404d-4744-a932-0658087f49c3

configs/stm3210e-eval/src/stm3210e-internal.h

@@ -167,7 +167,7 @@ extern const uint16_t g_commonconfig[NCOMMON_CONFIG];
  *
  ************************************************************************************/
 
-extern void weak_function stm32_spiinitialize(void);
+void weak_function stm32_spiinitialize(void);
 
 /************************************************************************************
  * Name: stm32_usbinitialize
@@ -177,7 +177,7 @@ extern void weak_function stm32_spiinitialize(void);
  *
  ************************************************************************************/
 
-extern void weak_function stm32_usbinitialize(void);
+void weak_function stm32_usbinitialize(void);
 
 /************************************************************************************
  * Name: stm32_extcontextsave
@@ -188,7 +188,7 @@ extern void weak_function stm32_usbinitialize(void);
  ************************************************************************************/
 
 #ifdef CONFIG_STM32_FSMC
-extern void stm32_extcontextsave(struct extmem_save_s *save);
+void stm32_extcontextsave(struct extmem_save_s *save);
 
 /************************************************************************************
  * Name: stm32_extcontextrestore
@@ -198,7 +198,7 @@ extern void stm32_extcontextsave(struct extmem_save_s *save);
  *
  ************************************************************************************/
 
-extern void stm32_extcontextrestore(struct extmem_save_s *restore);
+void stm32_extcontextrestore(struct extmem_save_s *restore);
 
 /************************************************************************************
  * Name: stm32_extmemgpios
@@ -208,7 +208,7 @@ extern void stm32_extcontextrestore(struct extmem_save_s *restore);
  *
  ************************************************************************************/
 
-extern void stm32_extmemgpios(const uint16_t *gpios, int ngpios);
+void stm32_extmemgpios(const uint16_t *gpios, int ngpios);
 
 /************************************************************************************
  * Name: stm32_enablefsmc
@@ -218,7 +218,7 @@ extern void stm32_extmemgpios(const uint16_t *gpios, int ngpios);
  *
  ************************************************************************************/
 
-extern void stm32_enablefsmc(void);
+void stm32_enablefsmc(void);
 
 /************************************************************************************
  * Name: stm32_disablefsmc
@@ -228,7 +228,7 @@ extern void stm32_enablefsmc(void);
  *
  ************************************************************************************/
 
-extern void stm32_disablefsmc(void);
+void stm32_disablefsmc(void);
 
 /************************************************************************************
  * Name: stm32_selectnor
@@ -238,7 +238,7 @@ extern void stm32_disablefsmc(void);
  *
  ************************************************************************************/
 
-extern void stm32_selectnor(void);
+void stm32_selectnor(void);
 
 /************************************************************************************
  * Name: stm32_deselectnor
@@ -248,7 +248,7 @@ extern void stm32_selectnor(void);
  *
  ************************************************************************************/
 
-extern void stm32_deselectnor(void);
+void stm32_deselectnor(void);
 
 /************************************************************************************
  * Name: stm32_selectsram
@@ -258,7 +258,7 @@ extern void stm32_deselectnor(void);
  *
  ************************************************************************************/
 
-extern void stm32_selectsram(void);
+void stm32_selectsram(void);
 
 /************************************************************************************
  * Name: stm32_deselectsram
@@ -268,7 +268,7 @@ extern void stm32_selectsram(void);
  *
  ************************************************************************************/
 
-extern void stm32_deselectsram(void);
+void stm32_deselectsram(void);
 
 /************************************************************************************
  * Name: stm32_selectlcd
@@ -278,7 +278,7 @@ extern void stm32_deselectsram(void);
  *
  ************************************************************************************/
 
-extern void stm32_selectlcd(void);
+void stm32_selectlcd(void);
 
 /************************************************************************************
  * Name: stm32_deselectlcd
@@ -288,7 +288,7 @@ extern void stm32_selectlcd(void);
  *
  ************************************************************************************/
 
-extern void stm32_deselectlcd(void);
+void stm32_deselectlcd(void);
 
 #endif /* CONFIG_STM32_FSMC */
 

configs/stm3220g-eval/src/stm3220g-internal.h

@@ -164,7 +164,17 @@
  *
  ****************************************************************************************************/
 
-extern void weak_function stm32_spiinitialize(void);
+void weak_function stm32_spiinitialize(void);
+
+/************************************************************************************
+ * Name: stm32_usbinitialize
+ *
+ * Description:
+ *   Called to setup USB-related GPIO pins for the STM3210E-EVAL board.
+ *
+ ************************************************************************************/
+
+void weak_function stm32_usbinitialize(void);
 
 #endif /* __ASSEMBLY__ */
 #endif /* __CONFIGS_STM3220G_EVAL_SRC_STM3220G_INTERNAL_H */

configs/stm3220g-eval/src/up_boot.c

@@ -88,6 +88,18 @@ void stm32_boardinitialize(void)
   stm32_selectsram();
 #endif
 
+  /* Initialize USB is 1) USBDEV is selected, 2) the OTG FS controller is not
+   * disabled, and 3) the weak function stm32_usbinitialize() has been brought
+   * into the build.
+   */
+
+#if defined(CONFIG_USBDEV) && defined(CONFIG_STM32_OTGFS)
+  if (stm32_usbinitialize)
+    {
+      stm32_usbinitialize();
+    }
+#endif
+
   /* Configure on-board LEDs if LED support has been selected. */
 
 #ifdef CONFIG_ARCH_LEDS

configs/stm3240g-eval/src/stm3240g-internal.h

@@ -212,6 +212,16 @@
 
 void weak_function stm32_spiinitialize(void);
 
+/************************************************************************************
+ * Name: stm32_usbinitialize
+ *
+ * Description:
+ *   Called to setup USB-related GPIO pins for the STM3210E-EVAL board.
+ *
+ ************************************************************************************/
+
+void weak_function stm32_usbinitialize(void);
+
 /************************************************************************************
  * Name: stm32_extmemgpios
  *
@@ -323,7 +333,7 @@ void stm32_deselectsram(void);
  ************************************************************************************/
 
 #ifdef CONFIG_STM32_FSMC
-extern void stm32_selectlcd(void);
+void stm32_selectlcd(void);
 #endif
 
 /************************************************************************************
@@ -335,7 +345,7 @@ extern void stm32_selectlcd(void);
  ************************************************************************************/
 
 #ifdef CONFIG_STM32_FSMC
-extern void stm32_deselectlcd(void);
+void stm32_deselectlcd(void);
 #endif
 
 #endif /* __ASSEMBLY__ */

configs/stm3240g-eval/src/up_boot.c

@@ -88,6 +88,18 @@ void stm32_boardinitialize(void)
   stm32_selectsram();
 #endif
 
+  /* Initialize USB is 1) USBDEV is selected, 2) the OTG FS controller is not
+   * disabled, and 3) the weak function stm32_usbinitialize() has been brought
+   * into the build.
+   */
+
+#if defined(CONFIG_USBDEV) && defined(CONFIG_STM32_OTGFS)
+  if (stm32_usbinitialize)
+    {
+      stm32_usbinitialize();
+    }
+#endif
+
   /* Configure on-board LEDs if LED support has been selected. */
 
 #ifdef CONFIG_ARCH_LEDS

configs/stm32f4discovery/README.txt

@@ -579,7 +579,12 @@ MAPPING TO STM32 F4:
      the STMPS2141STR IC power switch that drives the OTG FS host VBUS.
    4 Also the reset pin for the CS43L22 audio Codec.
 
-MAPPING of similar LCD in Arduino (write-only):
+NOTE:  The configuration to test this LCD configuration is available at
+configs/stm32f4discover/nxlines.  As of this writing, I have not seen the
+LCD working so I probaby have some things wrong.
+
+I might need to use a bit-baning interface.  Below is the pin configurationf
+of a similar LCD to support a (write-only), bit banging interface:
 
   LCD PIN   BOARD CONNECTION
   LEDA      5V
@@ -593,8 +598,9 @@ MAPPING of similar LCD in Arduino (write-only):
   CS        Pin configured as output
   RSET      Pin configured as output
 
-Arduino bit banging interface:
+The following summarize the bit banging oprations:
 
+  /* Rese the LCD */
   void Reset(void)
   {
     Set RSET output
@@ -604,6 +610,7 @@ Arduino bit banging interface:
     Set RSET output
   }
 
+  /* Write 16-bits of whatever */
   void Write16(uint8_t ms, uint8_t ls)
   {
     Set port A to ms
@@ -613,19 +620,22 @@ Arduino bit banging interface:
     Set   WR pin
   }
 
+  /* Set the index register to an LCD register address */
   void Index(uint8_t address)
   {
     Clear RS
     Write16(0, address);
   }
 
+  /* Write data to the LCD register or GRAM memory */
   void WriteData(uin16_t data)
   {
     Set RS
     Write16(data >> 8, data & 0xff);
   }
 
-  void WriteRegiser(uint8_t address, uint16_t data)
+  /* Write to a register */
+  void WriteRegister(uint8_t address, uint16_t data)
   {
     Index(address);
     WriteData(data);
@@ -901,8 +911,9 @@ Where <subdir> is one of the following:
     examples/ostest.  By default, this project assumes that you are
     using the DFU bootloader.
 
-    CONFIG_STM32_CODESOURCERYW=y  : CodeSourcery under Windows
+    Default toolchain:
 
+    CONFIG_STM32_CODESOURCERYL=y  : CodeSourcery under Linux / Mac OS X
 
     If you use the Atollic toolchain, then the FPU test can be enabled in the
     examples/ostest by adding the following your NuttX configuration file:
@@ -937,6 +948,8 @@ Where <subdir> is one of the following:
     Configures the NuttShell (nsh) located at apps/examples/nsh.  The
     Configuration enables both the serial and telnet NSH interfaces.
 
+    Default toolchain:
+
     CONFIG_STM32_CODESOURCERYL=y  : CodeSourcery under Linux / Mac OS X
 
     NOTES:
@@ -984,6 +997,13 @@ Where <subdir> is one of the following:
 
        The IWDG timer has a range of about 35 seconds and should not be an issue.
 
+     4. USB Support (CDC/ACM device)
+
+        CONFIG_STM32_OTGFS=y      : STM32 OTG FS support
+        CONFIG_USBDEV=y           : USB device support must be enabled
+        CONFIG_CDCACM=y           : The CDC/ACM driver must be built
+        CONFIG_NSH_BUILTIN_APPS   : NSH built-in application support must be enabled
+
   nxlines:
   ------
     An example using the NuttX graphics system (NX).   This example focuses on
@@ -999,3 +1019,9 @@ Where <subdir> is one of the following:
     some issues with how some of the dedicated FSMC pins are used on the
     boards.  This configuration may not be useful and may only serve as
     an illustration of how to build for th SSD1289 LCD.
+
+    Default toolchain:
+
+      CONFIG_STM32_CODESOURCERYW=y : CodeSourcery under Windows
+
+    NOTE: As of this writing, I have not seen the LCD work!

configs/stm32f4discovery/nsh/defconfig

@@ -1213,6 +1213,24 @@ CONFIG_EXAMPLES_OSTEST_NBARRIER_THREADS=3
 # CONFIG_NSH_ROMFSETC - Use startup script in /etc
 # CONFIG_NSH_CONSOLE - Use serial console front end
 # CONFIG_NSH_TELNET - Use telnetd console front end
+# CONFIG_NSH_USBCONSOLE - If defined, then the an arbitrary USB device may be
+#   used to as the NSH console.  In this case, CONFIG_NSH_CONDEV must be
+#   defined to indicate which USB device to use as the console.
+# CONFIG_NSH_USBCONDEV - If CONFIG_NSH_USBCONSOLE is set to 'y', then
+#   CONFIG_NSH_USBCONDEV must also be set to select the USB device used to
+#   support the NSH console.   This should be set to the quoted name of a
+#   readable/write-able USB driver such as: CONFIG_NSH_USBCONDEV="/dev/ttyACM0".
+# CONFIG_NSH_UBSDEV_MINOR - The minor device number of the USB device.
+#   Default: 0
+# CONFIG_NSH_UBSDEV_TRACEINIT - Bit set with each bit enabling a trace option
+#  (see include/nuttx/usb/usbdev_trace.h). Default:  Only USB errors are traced.
+# CONFIG_NSH_CONDEV - If CONFIG_NSH_CONSOLE is set to 'y', then CONFIG_NSH_CONDEV
+#   may also be set to select the serial device used to support the NSH console.
+#   This should be set to the quoted name of a readable/write-able character
+#   driver such as: CONFIG_NSH_CONDEV="/dev/ttyS1". This is useful, for example,
+#   to separate the NSH command line from the system console when the system
+#   console is used to provide debug output.  Default: stdin and stdout (probably
+#   "/dev/console")
 # CONFIG_NSH_ARCHINIT - Platform provides architecture
 #   specific initialization (nsh_archinitialize()).
 #
@@ -1244,6 +1262,11 @@ CONFIG_NSH_DISABLEBG=n
 CONFIG_NSH_ROMFSETC=n
 CONFIG_NSH_CONSOLE=y
 CONFIG_NSH_TELNET=n
+CONFIG_NSH_USBCONSOLE=n
+CONFIG_NSH_USBCONDEV="/dev/ttyACM0"
+CONFIG_NSH_UBSDEV_MINOR=0
+#CONFIG_NSH_UBSDEV_TRACEINIT
+#CONFIG_NSH_CONDEV
 CONFIG_NSH_ARCHINIT=n
 CONFIG_NSH_IOBUFFER_SIZE=512
 CONFIG_NSH_DHCPC=n

configs/stm32f4discovery/src/stm32f4discovery-internal.h

@@ -131,6 +131,16 @@
 
 void weak_function stm32_spiinitialize(void);
 
+/************************************************************************************
+ * Name: stm32_usbinitialize
+ *
+ * Description:
+ *   Called to setup USB-related GPIO pins for the STM3210E-EVAL board.
+ *
+ ************************************************************************************/
+
+void weak_function stm32_usbinitialize(void);
+
 /************************************************************************************
  * Name: stm32_extmemgpios
  *

configs/stm32f4discovery/src/up_boot.c

@@ -82,6 +82,18 @@ void stm32_boardinitialize(void)
     }
 #endif
 
+  /* Initialize USB is 1) USBDEV is selected, 2) the OTG FS controller is not
+   * disabled, and 3) the weak function stm32_usbinitialize() has been brought
+   * into the build.
+   */
+
+#if defined(CONFIG_USBDEV) && defined(CONFIG_STM32_OTGFS)
+  if (stm32_usbinitialize)
+    {
+      stm32_usbinitialize();
+    }
+#endif
+
   /* Configure on-board LEDs if LED support has been selected. */
 
 #ifdef CONFIG_ARCH_LEDS