diff options
Diffstat (limited to 'Bootloaders')
| -rw-r--r-- | Bootloaders/CDC/BootloaderCDC.txt | 12 | ||||
| -rw-r--r-- | Bootloaders/DFU/BootloaderDFU.txt | 18 | ||||
| -rw-r--r-- | Bootloaders/Printer/BootloaderPrinter.txt | 12 |
3 files changed, 28 insertions, 14 deletions
diff --git a/Bootloaders/CDC/BootloaderCDC.txt b/Bootloaders/CDC/BootloaderCDC.txt index 29bfd78f3..b087bd575 100644 --- a/Bootloaders/CDC/BootloaderCDC.txt +++ b/Bootloaders/CDC/BootloaderCDC.txt @@ -117,6 +117,12 @@ * #define BOOTLOADER_ADDRESS_LENGTH 4 * \endcode * + * From the application the API support of the bootloader can be detected by reading the FLASH memory bytes located at address + * \c BOOTLOADER_MAGIC_SIGNATURE_START and comparing them to the value \c BOOTLOADER_MAGIC_SIGNATURE. The class of bootloader + * can be determined by reading the FLASH memory bytes located at address \c BOOTLOADER_CLASS_SIGNATURE_START and comparing them + * to the value \c BOOTLOADER_CDC_SIGNATURE. The start address of the bootloader can be retrieved by reading the bytes of FLASH + * memory starting from address \c BOOTLOADER_ADDRESS_START. + * * \subsection SSec_API_MemLayout Device Memory Map * The following illustration indicates the final memory map of the device when loaded with the bootloader. * @@ -155,12 +161,6 @@ * +----------------------------+ FLASHEND * \endverbatim * - * Bootloaders reporting a device release revision number of 1.00 or greater are bootloader API enabled. From the application - * the API support of the bootloader can be detected by reading the FLASH memory bytes located at address \c BOOTLOADER_MAGIC_SIGNATURE_START - * and comparing them to the value \c BOOTLOADER_MAGIC_SIGNATURE. The class of bootloader can be determined by reading the - * FLASH memory bytes located at address \c BOOTLOADER_CLASS_SIGNATURE_START and comparing them to the value \c BOOTLOADER_CDC_SIGNATURE. - * The start address of the bootloader can be retrieved by reading the bytes of FLASH memory starting from address \c BOOTLOADER_ADDRESS_START. - * * \section Sec_Options Project Options * * The following defines can be found in this demo, which can control the demo behaviour when defined, or changed in value. diff --git a/Bootloaders/DFU/BootloaderDFU.txt b/Bootloaders/DFU/BootloaderDFU.txt index 6ef1f2d83..a8c4f0f51 100644 --- a/Bootloaders/DFU/BootloaderDFU.txt +++ b/Bootloaders/DFU/BootloaderDFU.txt @@ -12,8 +12,8 @@ * * \li Series 7 USB AVRs (AT90USBxxx7) * \li Series 6 USB AVRs (AT90USBxxx6) - * \li Series 4 USB AVRs (ATMEGAxxU4) - * \li Series 2 USB AVRs (AT90USBxx2, ATMEGAxxU2) + * \li Series 4 USB AVRs (ATMEGAxxU4) - <i>See \ref SSec_Aux_Space</i> + * \li Series 2 USB AVRs (AT90USBxx2, ATMEGAxxU2) - <i>See \ref SSec_Aux_Space</i> * * \section Sec_Info USB Information: * @@ -150,6 +150,16 @@ * | | * | | * | | + * | | + * +----------------------------+ FLASHEND - BOOT_AUX_SECTION_SIZE + * | Booloader Start Trampoline | + * | (Not User App. Accessible) | + * +----------------------------+ FLASHEND - (BOOT_AUX_SECTION_SIZE - 4) + * | | + * | Auxillery Bootloader | + * | Space for Smaller Devices | + * | (Not User App. Accessible) | + * | | * +----------------------------+ FLASHEND - BOOT_SECTION_SIZE * | | * | Bootloader Application | @@ -167,6 +177,10 @@ * +----------------------------+ FLASHEND * \endverbatim * + * \subsection SSec_Aux_Space Auxiliary Bootloader Section + * To make the bootloader function on smaller devices (those with a physical + * bootloader section of smaller than 6KB) + * * \section Sec_Options Project Options * * The following defines can be found in this demo, which can control the demo behaviour when defined, or changed in value. diff --git a/Bootloaders/Printer/BootloaderPrinter.txt b/Bootloaders/Printer/BootloaderPrinter.txt index 9a45fba2a..01237fd59 100644 --- a/Bootloaders/Printer/BootloaderPrinter.txt +++ b/Bootloaders/Printer/BootloaderPrinter.txt @@ -110,6 +110,12 @@ * #define BOOTLOADER_ADDRESS_LENGTH 4 * \endcode * + * From the application the API support of the bootloader can be detected by reading the FLASH memory bytes located at address + * \c BOOTLOADER_MAGIC_SIGNATURE_START and comparing them to the value \c BOOTLOADER_MAGIC_SIGNATURE. The class of bootloader + * can be determined by reading the FLASH memory bytes located at address \c BOOTLOADER_CLASS_SIGNATURE_START and comparing them + * to the value \c BOOTLOADER_PRINTER_SIGNATURE. The start address of the bootloader can be retrieved by reading the bytes of FLASH + * memory starting from address \c BOOTLOADER_ADDRESS_START. + * * \subsection SSec_API_MemLayout Device Memory Map * The following illustration indicates the final memory map of the device when loaded with the bootloader. * @@ -148,12 +154,6 @@ * +----------------------------+ FLASHEND * \endverbatim * - * Bootloaders reporting a device release revision number of 1.00 or greater are bootloader API enabled. From the application - * the API support of the bootloader can be detected by reading the FLASH memory bytes located at address \c BOOTLOADER_MAGIC_SIGNATURE_START - * and comparing them to the value \c BOOTLOADER_MAGIC_SIGNATURE. The class of bootloader can be determined by reading the - * FLASH memory bytes located at address \c BOOTLOADER_CLASS_SIGNATURE_START and comparing them to the value \c BOOTLOADER_PRINTER_SIGNATURE. - * The start address of the bootloader can be retrieved by reading the bytes of FLASH memory starting from address \c BOOTLOADER_ADDRESS_START. - * * \section Sec_Options Project Options * * The following defines can be found in this demo, which can control the demo behaviour when defined, or changed in value. |