/* * Scan for UARTS in configuration */ int scan_uarts(void) { int i; amba_apb_device apbuarts[LEON3_APBUARTS]; if (isinit == 0) { i = 0; uarts = 0; uarts = amba_find_apbslvs( &amba_conf, VENDOR_GAISLER, GAISLER_APBUART, apbuarts, LEON3_APBUARTS); for(i=0; i<uarts; i++) { LEON3_Console_Uart[i] = (volatile LEON3_UART_Regs_Map *)apbuarts[i].start; } /* initialize uart 0 if present for printk */ if ( uarts ) { LEON3_Console_Uart[0]->ctrl |= LEON_REG_UART_CTRL_RE | LEON_REG_UART_CTRL_TE; LEON3_Console_Uart[0]->status = 0; } isinit = 1; } return uarts; }
int scan_uarts() { int i; amba_apb_device apbuarts[LEON3_APBUARTS]; if (isinit == 0) { i = 0; uarts = 0; uarts = amba_find_apbslvs(&amba_conf,VENDOR_GAISLER,GAISLER_APBUART,apbuarts,LEON3_APBUARTS); for(i=0; i<uarts; i++){ LEON3_Console_Uart[i] = (volatile LEON3_UART_Regs_Map *)apbuarts[i].start; } isinit = 1; } return uarts; }