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b11cb41ae7
解决 tms320f28379d bsp 启动的问题。主要改动如下。 修正context.s中汇编代码错误。在旧版的代码中，操作数为32位而汇编命令却使用了针对16位数据的命令MOV，导致程序在某些情况无法正常启动线程。 由于C28x的平台下，SP只支持16bit寻址，所以用于线程空间存放的heap以及ebss段都需要放在低16位的空间，针对这个问题修改了CMD文件。此外还增加基于CMD文件基于RAM的支持，方便调试。 新增rtdef.h中RT_SECTION，RT_USED，ALIGN和RT_WEAK的定义。旧版bsp中这些定义为空，导致INIT_EXPORT注册的函数失效。 修改程序启动代码，在程序入口直接调用原生启动代码 以上改动在LAUNCHXL-F28379D 通过了测试。
79 lines
2.4 KiB
Batchfile
79 lines
2.4 KiB
Batchfile
___heap_end = 0x00F000;
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MEMORY
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{
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PAGE 0 :
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/* BEGIN is used for the "boot to SARAM" bootloader mode */
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BEGIN : origin = 0x000000, length = 0x000002
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RAMM0 : origin = 0x000122, length = 0x0002DE
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RESET : origin = 0x3FFFC0, length = 0x000002
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RAMGS8_15 : origin = 0x013000, length = 0x009000
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PAGE 1 :
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RAMM1 : origin = 0x000400, length = 0x000400 /* on-chip RAM block M1 */
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BOOT_RSVD : origin = 0x000002, length = 0x000120 /* Part of M0, BOOT rom will use this for stack */
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EBSS : origin = 0x008000, length = 0x007000 /* RAMLS0-4, 5*0x0800 */
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ECONST : origin = 0x00F000, length = 0x004000 /* RAMGS0-2, 3*0x1000 */
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CPU2TOCPU1RAM : origin = 0x03F800, length = 0x000400
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CPU1TOCPU2RAM : origin = 0x03FC00, length = 0x000400
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}
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SECTIONS
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{
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codestart : > BEGIN, PAGE = 0
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#ifdef __TI_COMPILER_VERSION__
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#if __TI_COMPILER_VERSION__ >= 15009000
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.TI.ramfunc : {} > RAMM0, PAGE = 0
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#else
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ramfuncs : > RAMM0 PAGE = 0
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#endif
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#endif
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.text : > RAMGS8_15, PAGE = 0
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.cinit : > RAMM0, PAGE = 0
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.pinit : > RAMM0, PAGE = 0
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.switch : > RAMM0, PAGE = 0
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.reset : > RESET, PAGE = 0, TYPE = DSECT /* not used, */
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.rti_fn.0.end : > RAMM1, PAGE = 1
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.rti_fn.0 : > RAMM1, PAGE = 1
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.rti_fn.1.end : > RAMM1, PAGE = 1
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.rti_fn.6.end : > RAMM1, PAGE = 1
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.rti_fn.6 : > RAMM1, PAGE = 1
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.stack : > RAMM1, PAGE = 1
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.esysmem : > RAMM1, PAGE = 1
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.ebss : > EBSS,
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LOAD_START(___ebss_start),
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LOAD_END(___ebss_end),
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PAGE = 1
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.econst : > ECONST, PAGE = 1
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/* finsh symbol table */
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FSymTab : > RAMM1, PAGE = 1, ALIGN(4)
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LOAD_START(___fsymtab_start)
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LOAD_END(___fsymtab_end)
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/* The following section definitions are required when using the IPC API Drivers */
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GROUP : > CPU1TOCPU2RAM, PAGE = 1
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{
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PUTBUFFER
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PUTWRITEIDX
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GETREADIDX
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}
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GROUP : > CPU2TOCPU1RAM, PAGE = 1
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{
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GETBUFFER : TYPE = DSECT
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GETWRITEIDX : TYPE = DSECT
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PUTREADIDX : TYPE = DSECT
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}
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}
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/*
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//===========================================================================
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// End of file.
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//===========================================================================
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*/
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