Suga koubou / Mbed 2 deprecated DynamicLoad

dynamic load and run users binary file. self write the flash memory.

Dependencies:   mbed

IAP.h@3:5cf31386b95d, 2011-12-27 (annotated)

Committer:
okini3939
Date:
Tue Dec 27 17:02:56 2011 +0000
Revision:
3:5cf31386b95d
Parent:
1:fbb938b95cef 

        

        
Who changed what in which revision?

        

            
                
UserRevisionLine numberNew contents of line

            
            


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/**    IAP : internal Flash memory access library





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 *





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 *        The internal Flash memory access is described in the LPC1768 usermanual. 





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 *            http://www.nxp.com/documents/user_manual/UM10360.pdf





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 *





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 *            Chapter  2: "LPC17xx Memory map"





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 *            Chapter 32: "LPC17xx Flash memory interface and programming"





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 *                refering Rev. 01 - 4 January 2010





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 *





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 *        Released under the MIT License: http://mbed.org/license/mit





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 *





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 *        revision 1.0  09-Mar-2010   1st release





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 *        revision 1.1  12-Mar-2010   chaged: to make possible to reserve flash area for user





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 *                                            it can be set by USER_FLASH_AREA_START and USER_FLASH_AREA_SIZE in IAP.h





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 *





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 *     by Tedd OKANO http://mbed.org/users/okano/notebook/iap-in-application-programming-internal-flash-eras/





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 */





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#ifndef        MBED_IAP





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#define        MBED_IAP





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#include    "mbed.h"





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#define     USER_FLASH_AREA_START   FLASH_SECTOR_22





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#define     USER_FLASH_AREA_SIZE    (FLASH_SECTOR_SIZE_16_TO_29 * 8)





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/*





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 *  memory map information is available in next URL also.





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 *    http://mbed.org/projects/libraries/svn/mbed/trunk/LPC1768/LPC17xx.h





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 */





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/**    Table for start adress of sectors





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 *    





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 *        LPC1768 internal flash memory sector numbers and addresses





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 *





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 *        LPC1768 flash memory are and sector number/size





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 *        Table 568 "Sectors in a LPC17xx device", Section 5. "Sector numbers", usermanual





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 *





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 *        0x00000000 - 0x0007FFFF        flash (29 sectors)





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 *





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 *      Sector0:     0x00000000 - 0x00000FFF        4K





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 *      Sector1:     0x00001000 - 0x00001FFF        4K





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 *      Sector2:     0x00002000 - 0x00002FFF        4K





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 *      Sector3:     0x00003000 - 0x00003FFF        4K





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 *      Sector4:     0x00004000 - 0x00004FFF        4K





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 *      Sector5:     0x00005000 - 0x00005FFF        4K





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 *      Sector6:     0x00006000 - 0x00006FFF        4K





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 *      Sector7:     0x00007000 - 0x00007FFF        4K





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 *      Sector8:     0x00008000 - 0x00008FFF        4K





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 *      Sector9:     0x00009000 - 0x00009FFF        4K





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 *      Sector10:    0x0000A000 - 0x0000AFFF        4K





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 *      Sector11:    0x0000B000 - 0x0000BFFF        4K





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 *      Sector12:    0x0000C000 - 0x0000CFFF        4K





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 *      Sector13:    0x0000D000 - 0x0000DFFF        4K





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 *      Sector14:    0x0000E000 - 0x0000EFFF        4K





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 *      Sector15:    0x0000F000 - 0x0000FFFF        4K





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 *





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 *      Sector16:    0x00010000 - 0x00017FFF        32K





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 *      Sector17:    0x00018000 - 0x0001FFFF        32K





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 *      Sector18:    0x00020000 - 0x00027FFF        32K





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 *      Sector19:    0x00028000 - 0x0002FFFF        32K





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 *      Sector20:    0x00030000 - 0x00037FFF        32K





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 *      Sector21:    0x00038000 - 0x0003FFFF        32K





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 *      Sector22:    0x00040000 - 0x00047FFF        32K





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 *      Sector23:    0x00048000 - 0x0004FFFF        32K





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 *      Sector24:    0x00050000 - 0x00057FFF        32K





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 *      Sector25:    0x00058000 - 0x0005FFFF        32K





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 *      Sector26:    0x00060000 - 0x00067FFF        32K





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 *      Sector27:    0x00068000 - 0x0006FFFF        32K





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 *      Sector28:    0x00070000 - 0x00077FFF        32K





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 *      Sector29:    0x00078000 - 0x0007FFFF        32K





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 */





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#define     FLASH_SECTOR_0       0x00000000





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#define     FLASH_SECTOR_1       0x00001000





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#define     FLASH_SECTOR_2       0x00002000





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#define     FLASH_SECTOR_3       0x00003000





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#define     FLASH_SECTOR_4       0x00004000





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#define     FLASH_SECTOR_5       0x00005000





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#define     FLASH_SECTOR_6       0x00006000





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#define     FLASH_SECTOR_7       0x00007000





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#define     FLASH_SECTOR_8       0x00008000





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#define     FLASH_SECTOR_9       0x00009000





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#define     FLASH_SECTOR_10      0x0000A000





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#define     FLASH_SECTOR_11      0x0000B000





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#define     FLASH_SECTOR_12      0x0000C000





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#define     FLASH_SECTOR_13      0x0000D000





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#define     FLASH_SECTOR_14      0x0000E000





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#define     FLASH_SECTOR_15      0x0000F000





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#define     FLASH_SECTOR_16      0x00010000





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#define     FLASH_SECTOR_17      0x00018000





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#define     FLASH_SECTOR_18      0x00020000





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#define     FLASH_SECTOR_19      0x00028000





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#define     FLASH_SECTOR_20      0x00030000





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#define     FLASH_SECTOR_21      0x00038000





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#define     FLASH_SECTOR_22      0x00040000





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#define     FLASH_SECTOR_23      0x00048000





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#define     FLASH_SECTOR_24      0x00050000





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#define     FLASH_SECTOR_25      0x00058000





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#define     FLASH_SECTOR_26      0x00060000





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#define     FLASH_SECTOR_27      0x00068000





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#define     FLASH_SECTOR_28      0x00070000





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#define     FLASH_SECTOR_29      0x00078000





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#define     FLASH_SECTOR_SIZE_0_TO_15    ( 4 * 1024)





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#define     FLASH_SECTOR_SIZE_16_TO_29   (32 * 1024)





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static char * sector_start_adress[]    = {





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    (char *)FLASH_SECTOR_0,





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    (char *)FLASH_SECTOR_1,





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    (char *)FLASH_SECTOR_2,





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    (char *)FLASH_SECTOR_3,





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    (char *)FLASH_SECTOR_4,





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    (char *)FLASH_SECTOR_5,





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    (char *)FLASH_SECTOR_6,





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    (char *)FLASH_SECTOR_7,





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    (char *)FLASH_SECTOR_8,





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    (char *)FLASH_SECTOR_9,





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    (char *)FLASH_SECTOR_10,





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    (char *)FLASH_SECTOR_11,





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    (char *)FLASH_SECTOR_12,





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    (char *)FLASH_SECTOR_13,





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    (char *)FLASH_SECTOR_14,





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    (char *)FLASH_SECTOR_15,





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    (char *)FLASH_SECTOR_16,





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    (char *)FLASH_SECTOR_17,





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    (char *)FLASH_SECTOR_18,





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    (char *)FLASH_SECTOR_19,





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    (char *)FLASH_SECTOR_20,





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    (char *)FLASH_SECTOR_21,





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    (char *)FLASH_SECTOR_22,





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    (char *)FLASH_SECTOR_23,





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    (char *)FLASH_SECTOR_24,





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    (char *)FLASH_SECTOR_25,





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    (char *)FLASH_SECTOR_26,





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    (char *)FLASH_SECTOR_27,





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    (char *)FLASH_SECTOR_28,





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    (char *)FLASH_SECTOR_29    





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};





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/**    Error code by IAP routine





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 *  





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 *        Table 588 "ISP Return Codes Summary", Section 7.15 "ISP Return Codes", usermanual





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 */





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enum error_code





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    {





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            CMD_SUCCESS,





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            INVALID_COMMAND,





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            SRC_ADDR_ERROR,





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            DST_ADDR_ERROR,





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            SRC_ADDR_NOT_MAPPED,





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            DST_ADDR_NOT_MAPPED,





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            COUNT_ERROR,





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            INVALID_SECTOR,





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            SECTOR_NOT_BLANK,





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            SECTOR_NOT_PREPARED_FOR_WRITE_OPERATION,





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            COMPARE_ERROR,





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            BUSY,





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            PARAM_ERROR,





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            ADDR_ERROR,





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            ADDR_NOT_MAPPED,





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            CMD_LOCKED,





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            INVALID_CODE,





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            INVALID_BAUD_RATE,





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            INVALID_STOP_BIT,





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            CODE_READ_PROTECTION_ENABLED





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    };





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/*





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 *  IAP routine entry





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 *





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 *        Chapter 8. "IAP commands", usermanual





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 */





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#define     IAP_LOCATION    0x1fff1ff1





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typedef     void (*IAP_call)(unsigned int [], unsigned int []);





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/**    IAP class





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 *  





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 *        Interface for internal flash memory access





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 */





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class IAP {





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public:





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    /*





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     *  SystemCoreClock ??? :  





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     *    http://mbed.org/forum/mbed/topic/229/





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     *    http://mbed.org/users/simon/programs/SystemCoreClock/16mhsh/





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     */





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    /**    Constructor for IAP





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     *





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     */





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    IAP() : iap_entry( reinterpret_cast<IAP_call>(IAP_LOCATION) ), cclk_kHz( SystemCoreClock / 1000 ) {}





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    int read_ID( void );





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    int read_serial( void );





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    int blank_check( int start, int end );





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    int erase( int start, int end );





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    int prepare( int start, int end );





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    int write( char *source_addr, char *target_addr, int size );





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    int compare( char *source_addr, char *target_addr, int size );





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    char *reserved_flash_area_start( void );





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    int   reserved_flash_area_size( void );





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private:





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    IAP_call        iap_entry;





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    unsigned int    IAP_command[ 5 ];





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    unsigned int    IAP_result[ 5 ];





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    int             cclk_kHz;





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    //int cpu_clock( void );





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}





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;





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#endif    //  #ifndef  MBED_IAP