mirror of
https://github.com/genodelabs/genode.git
synced 2024-12-23 07:22:25 +00:00
68 lines
1.7 KiB
C
68 lines
1.7 KiB
C
/*
|
|
* \brief PL011 UART definitions for the Versatile Platform Baseboard 926
|
|
* \author Christian Helmuth
|
|
* \date 2011-11-09
|
|
*/
|
|
|
|
/*
|
|
* Copyright (C) 2011-2013 Genode Labs GmbH
|
|
*
|
|
* This file is part of the Genode OS framework, which is distributed
|
|
* under the terms of the GNU General Public License version 2.
|
|
*/
|
|
|
|
#ifndef _INCLUDE__PLATFORM__VPB926__PL011_DEFS_H_
|
|
#define _INCLUDE__PLATFORM__VPB926__PL011_DEFS_H_
|
|
|
|
#warning pl011 untested on vpb926
|
|
|
|
enum {
|
|
|
|
/** Number of UARTs */
|
|
PL011_NUM = 4,
|
|
|
|
/**
|
|
* MMIO regions
|
|
*/
|
|
PL011_PHYS0 = 0x101f1000, /* base for UART 0 */
|
|
PL011_PHYS1 = 0x101f2000, /* base for UART 1 */
|
|
PL011_PHYS2 = 0x101f3000, /* base for UART 2 */
|
|
PL011_PHYS3 = 0x10009000, /* base for UART 3 */
|
|
PL011_SIZE = 0x1000, /* size of each MMIO region */
|
|
|
|
/**
|
|
* Interrupt lines
|
|
*/
|
|
/* FIXME find correct vectors */
|
|
PL011_IRQ0 = 12, /* UART 0 on primary */
|
|
PL011_IRQ1 = 13, /* UART 1 on primary */
|
|
PL011_IRQ2 = 14, /* UART 2 on primary */
|
|
PL011_IRQ3 = 6, /* UART 3 on secondary */
|
|
|
|
/**
|
|
* UART baud rate configuration (precalculated)
|
|
*
|
|
* div = 24000000 / 16 / baud rate
|
|
* IBRD = floor(div)
|
|
* FBRD = floor((div - IBRD) * 64 + 0.5)
|
|
*/
|
|
/* FIXME calculate correct / check values */
|
|
PL011_IBRD_115200 = 13, PL011_FBRD_115200 = 1,
|
|
PL011_IBRD_19200 = 78, PL011_FBRD_19200 = 8,
|
|
PL011_IBRD_9600 = 156, PL011_FBRD_9600 = 16,
|
|
};
|
|
|
|
|
|
static struct Pl011_uart {
|
|
Genode::addr_t mmio_base;
|
|
Genode::size_t mmio_size;
|
|
int irq_number;
|
|
} pl011_uart[PL011_NUM] = {
|
|
{ PL011_PHYS0, PL011_SIZE, PL011_IRQ0 },
|
|
{ PL011_PHYS1, PL011_SIZE, PL011_IRQ1 },
|
|
{ PL011_PHYS2, PL011_SIZE, PL011_IRQ2 },
|
|
{ PL011_PHYS3, PL011_SIZE, PL011_IRQ3 },
|
|
};
|
|
|
|
#endif /* _INCLUDE__PLATFORM__VPB926__PL011_DEFS_H_ */
|