?????? ????DSP/BIOS???????
????????DSP/BIOS??????????????????????????[?ο?????6??7??8]?????????????????????????????????????????????????????????????????????????????????в???????????????????????????????????????
???????DSP/BIOS?????????????????
????* ?????????????????????????DSP/BIOS?????????????????????????????????????????綨?????DMA??????????????ж???
????* ????DSP/BIOS???????????????????????????????д??DSP???????????DSP????????????У???????DSP/BIOS???????DSP/BIOS???????DSP????????????????У???????DSP/BIOS??????°??????ж????????????С?
????1. ????DSP/BIOS???????????
??????????????????????????sobel???????????????????DSP/BIOS??????д??????????????????2??
????????DSP/BIOS???????????????????????????裺
????* ???????ù?????????????????????????ó?????????????????????????ù????′??????????????????????????????????????xxx_create??????????????????????xxx_delete???????????????xxx?????????????TSK???????????У???MEM??????????ISRAM?????SDRAM???????????????heap???С????LOG??鴴???????????????????????????????????TASK??鴴??????????????Input Task??Process Task??Output Task????????SEM??鴴????????????????????????????DEV???????????????裬????????????????VP0???????????VP2??
????* ??????????????????????????????ù??????????????????????????????????????????????????
????* ???ó????д??????????????C??????????C???????????????????????C++?????Ч???????????????????????????????C++??????CCS?????±?????????????program.cdb??programcfg.cmd?????????????У????????????????????ó????????????????????????????????????????????????????????а??????“-l programcfg.cmd”??
????* ??÷???????DSP/BIOS????????????????ó??????????????XDS510PP????????????JTEG??????DM642 EVM??PC?????е????
????* ???????????????????????????
????????????????????У?????????????????ú????????????????????????????
????2. DSP/BIOS????????????
????DSP/BIOS?????????????????????
????* ?????DSP????λ?ж????????c_int00?????DSP/BIOS?????????c_int00??????С???C6000?????????????B15???????????B14???????????????.bss?ε?????????????AMR??IER??CSR??????????
????* ??.cinit???е??????????.bss?Σ?
????* ????BIOS_init?????DSP/BIOS??飺BIOS_init??л????????????????????MOD_init??????????????????飻
????* ????.pinit???.pinit????????????????????
????* ??????ó???main????????????DSP/BIOS??????????????main?????????2?????????????????main???????????????????????Main????????????CPU??????????DSP/BIOS???????main?????????????????????????????????DSP/BIOS?????????
????* ????BIOS_start???DSP/BIOS??BIOS_start???????????ù???????????????programcfg.s62????У??????????DSP/BIOS??鰱???????????????MOD_startup????儷???????