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Allwinner: Remove unused aw_console driver.

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This commit is contained in:
Emmanuel Vadot 2017-12-25 16:27:36 +00:00
parent 151ba7933a
commit d93f448238
2 changed files with 0 additions and 143 deletions
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142
sys/arm/allwinner/aw_console.c
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@ -1,142 +0,0 @@
/*-
* Copyright (c) 2012 Ganbold Tsagaankhuu <ganbold@freebsd.org>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
/* Simple UART console driver for Allwinner A10 */
#include <sys/cdefs.h>
__FBSDID("$FreeBSD$");
#include <sys/types.h>
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/cons.h>
#include <sys/consio.h>
#include <sys/kernel.h>
#ifndef A10_UART_BASE
#define A10_UART_BASE 0xe1c28000 /* UART0 */
#endif
#define REG_SHIFT 2
#define UART_DLL 0 /* Out: Divisor Latch Low */
#define UART_DLM 1 /* Out: Divisor Latch High */
#define UART_FCR 2 /* Out: FIFO Control Register */
#define UART_LCR 3 /* Out: Line Control Register */
#define UART_MCR 4 /* Out: Modem Control Register */
#define UART_LSR 5 /* In: Line Status Register */
#define UART_LSR_THRE 0x20 /* Transmit-hold-register empty */
#define UART_LSR_DR 0x01 /* Receiver data ready */
#define UART_MSR 6 /* In: Modem Status Register */
#define UART_SCR 7 /* I/O: Scratch Register */
static uint32_t
uart_getreg(uint32_t *bas)
{
return *((volatile uint32_t *)(bas)) & 0xff;
}
static void
uart_setreg(uint32_t *bas, uint32_t val)
{
*((volatile uint32_t *)(bas)) = val;
}
static int
ub_getc(void)
{
while ((uart_getreg((uint32_t *)(A10_UART_BASE +
(UART_LSR << REG_SHIFT))) & UART_LSR_DR) == 0);
__asm __volatile("nop");
return (uart_getreg((uint32_t *)A10_UART_BASE) & 0xff);
}
static void
ub_putc(unsigned char c)
{
if (c == '\n')
ub_putc('\r');
while ((uart_getreg((uint32_t *)(A10_UART_BASE +
(UART_LSR << REG_SHIFT))) & UART_LSR_THRE) == 0)
__asm __volatile("nop");
uart_setreg((uint32_t *)A10_UART_BASE, c);
}
static cn_probe_t uart_cnprobe;
static cn_init_t uart_cninit;
static cn_term_t uart_cnterm;
static cn_getc_t uart_cngetc;
static cn_putc_t uart_cnputc;
static cn_grab_t uart_cngrab;
static cn_ungrab_t uart_cnungrab;
static void
uart_cngrab(struct consdev *cp)
{
}
static void
uart_cnungrab(struct consdev *cp)
{
}
static void
uart_cnprobe(struct consdev *cp)
{
sprintf(cp->cn_name, "uart");
cp->cn_pri = CN_NORMAL;
}
static void
uart_cninit(struct consdev *cp)
{
uart_setreg((uint32_t *)(A10_UART_BASE +
(UART_FCR << REG_SHIFT)), 0x06);
}
void
uart_cnputc(struct consdev *cp, int c)
{
ub_putc(c);
}
int
uart_cngetc(struct consdev * cp)
{
return ub_getc();
}
static void
uart_cnterm(struct consdev * cp)
{
}
CONSOLE_DRIVER(uart);

1
sys/arm/allwinner/files.allwinner
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@ -30,7 +30,6 @@ arm/allwinner/aw_sid.c standard
arm/allwinner/aw_thermal.c standard
dev/iicbus/sy8106a.c optional sy8106a
arm/allwinner/aw_cir.c optional aw_cir evdev
#arm/allwinner/aw_console.c standard
arm/allwinner/a10_fb.c optional vt
arm/allwinner/a10_hdmi.c optional hdmi