uC/OSII移植步驟 作者: 時(shí)間:2016-10-08 來(lái)源:網(wǎng)絡(luò) 加入技術(shù)交流群 掃碼加入和技術(shù)大咖面對(duì)面交流海量資料庫(kù)查詢 收藏 ; HANDLE NESTING COUNTERLDRR0, OS_IntNesting; OSIntNesting++;LDRBR1, [R0]ADDR1, R1,#1STRBR1, [R0]CMPR1, #1; if (OSIntNesting == 1){BNEOS_CPU_FIQ_ISR_1LDRR4, OS_TCBCur; OSTCBCur->OSTCBStkPtr = SPLDRR5, [R4]STRSP, [R5]; }OS_CPU_FIQ_ISR_1MSRCPSR_c, #(NO_INT | FIQ32_MODE) ; Change to FIQ mode (to use the FIQ stack to handle interrupt)LDRR0, ??OS_CPU_FIQ_ISR_Handler 上一頁(yè) 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 下一頁(yè)
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