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引用 4 楼 peasant_lee 的回复: OMAP3530我没有用过,但我用过TI 的C55系列。mcbsp本来就是DSP上的外设。估计DSP肯定能访问。不知道ARM了,呵呵,应该也可以吧,类似于双核的PC一样,可以访问同一地址吧?
引用 34 楼 lzj84 的回复: if(pHWHead1->dwIOBase == 0x50000000) // add by perry { pHWHead->bINT = BIT_UART0; pHWHead->bTxINT = INTSUB_TXD0; pHWHead->bRxINT = INTSUB_RXD0; pHWHead->bErrINT = INTSUB_ERR0; #if USEVIRTUAL pHWHead->s2440SerReg = (S2440_UART_REG *)v_pUART0regs; pRegBase = (PUCHAR)pHWHead->s2440SerReg; #else pRegBase = (PUCHAR)UART0_BASE; pHWHead->s2440SerReg = (S2440_UART_REG *)pRegBase; #endif } else if(pHWHead1->dwIOBase == 0x50004000) { pHWHead->bINT = BIT_UART1; pHWHead->bTxINT = INTSUB_TXD1; pHWHead->bRxINT = INTSUB_RXD1; pHWHead->bErrINT = INTSUB_ERR1; #if USEVIRTUAL pHWHead->s2440SerReg = (S2440_UART_REG *)v_pUART1regs; pRegBase = (PUCHAR)pHWHead->s2440SerReg; #else pRegBase = (PUCHAR)UART1_BASE; pHWHead->s2440SerReg = (S2440_UART_REG *)pRegBase; #endif } else if(pHWHead1->dwIOBase == 0x50008000) { pHWHead->bINT = BIT_UART2; pHWHead->bTxINT = INTSUB_TXD2; 这不是判断打开的是COM1,还是其他COM,比如COM2/3
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