URL https://opencores.org/ocsvn/openrisc_2011-10-31/openrisc_2011-10-31/trunk

Subversion Repositories openrisc_2011-10-31

[/] [openrisc/] [trunk/] [gnu-src/] [newlib-1.18.0/] [libgloss/] [or32/] [uart.c] - Diff between revs 527 and 557

Rev 527	Rev 557
Line 83...	Line 83...

`/* Set 8 bit char, 1 stop bit, no parity */`	`/* Set 8 bit char, 1 stop bit, no parity */`
`UREG8 (UART_LCR) = UART_LCR_WLEN8 & ~(UART_LCR_STOP \| UART_LCR_PARITY);`	`UREG8 (UART_LCR) = UART_LCR_WLEN8 & ~(UART_LCR_STOP \| UART_LCR_PARITY);`

`/* Set baud rate */`	`/* Set baud rate */`
`divisor = _board_clk_freq / (16 * _board_uart_baud);`	`divisor = (_board_clk_freq / _board_uart_baud + 8) / 16;`

`UREG8 (UART_LCR) \|= UART_LCR_DLAB;`	`UREG8 (UART_LCR) \|= UART_LCR_DLAB;`
`UREG8 (UART_DLL) = divisor & 0x000000ff;`	`UREG8 (UART_DLL) = divisor & 0x000000ff;`
`UREG8 (UART_DLM) = (divisor >> 8) & 0x000000ff;`	`UREG8 (UART_DLM) = (divisor >> 8) & 0x000000ff;`
`UREG8 (UART_LCR) &= ~(UART_LCR_DLAB);`	`UREG8 (UART_LCR) &= ~(UART_LCR_DLAB);`