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author | Marek Vasut <marex@denx.de> | 2012-09-29 18:16:28 +0200 |
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committer | Tom Rini <trini@ti.com> | 2012-10-15 11:53:58 -0700 |
commit | 7742aa65a89c28577e9674d688c34cf865587076 (patch) | |
tree | dd2a82cd09821b42d0aafea8da81a2063920f35b /common/serial.c | |
parent | 19b8fa0b61afbb46fc7429b9a2514e10b3297738 (diff) | |
download | u-boot-imx-7742aa65a89c28577e9674d688c34cf865587076.zip u-boot-imx-7742aa65a89c28577e9674d688c34cf865587076.tar.gz u-boot-imx-7742aa65a89c28577e9674d688c34cf865587076.tar.bz2 |
serial: Move common/serial.c to drivers/serial/
Move the common/serial.c into driver/serial/, since this file
provides serial multiplexing functions and it is imperative to
be linked with libserial.o instead of libcommon.o.
Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Marek Vasut <marek.vasut@gmail.com>
Cc: Tom Rini <trini@ti.com>
Diffstat (limited to 'common/serial.c')
-rw-r--r-- | common/serial.c | 354 |
1 files changed, 0 insertions, 354 deletions
diff --git a/common/serial.c b/common/serial.c deleted file mode 100644 index acb74af..0000000 --- a/common/serial.c +++ /dev/null @@ -1,354 +0,0 @@ -/* - * (C) Copyright 2004 - * Wolfgang Denk, DENX Software Engineering, wd@denx.de. - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ - -#include <common.h> -#include <serial.h> -#include <stdio_dev.h> -#include <post.h> -#include <linux/compiler.h> - -DECLARE_GLOBAL_DATA_PTR; - -static struct serial_device *serial_devices; -static struct serial_device *serial_current; - -static void serial_null(void) -{ -} - -#define serial_initfunc(name) \ - void name(void) \ - __attribute__((weak, alias("serial_null"))); - -serial_initfunc(mpc8xx_serial_initialize); -serial_initfunc(ns16550_serial_initialize); -serial_initfunc(pxa_serial_initialize); -serial_initfunc(s3c24xx_serial_initialize); -serial_initfunc(s5p_serial_initialize); -serial_initfunc(zynq_serial_initalize); -serial_initfunc(bfin_serial_initialize); -serial_initfunc(bfin_jtag_initialize); -serial_initfunc(mpc512x_serial_initialize); -serial_initfunc(uartlite_serial_initialize); -serial_initfunc(au1x00_serial_initialize); -serial_initfunc(asc_serial_initialize); -serial_initfunc(jz_serial_initialize); -serial_initfunc(mpc5xx_serial_initialize); -serial_initfunc(mpc8220_serial_initialize); -serial_initfunc(mpc8260_scc_serial_initialize); -serial_initfunc(mpc8260_smc_serial_initialize); -serial_initfunc(mpc85xx_serial_initialize); -serial_initfunc(iop480_serial_initialize); -serial_initfunc(leon2_serial_initialize); -serial_initfunc(leon3_serial_initialize); -serial_initfunc(marvell_serial_initialize); -serial_initfunc(amirix_serial_initialize); -serial_initfunc(bmw_serial_initialize); -serial_initfunc(cogent_serial_initialize); -serial_initfunc(cpci750_serial_initialize); -serial_initfunc(evb64260_serial_initialize); -serial_initfunc(ml2_serial_initialize); -serial_initfunc(sconsole_serial_initialize); -serial_initfunc(p3mx_serial_initialize); -serial_initfunc(altera_jtag_serial_initialize); -serial_initfunc(altera_serial_initialize); -serial_initfunc(atmel_serial_initialize); -serial_initfunc(lpc32xx_serial_initialize); -serial_initfunc(mcf_serial_initialize); -serial_initfunc(ns9750_serial_initialize); -serial_initfunc(oc_serial_initialize); -serial_initfunc(s3c4510b_serial_initialize); -serial_initfunc(s3c64xx_serial_initialize); -serial_initfunc(sandbox_serial_initialize); -serial_initfunc(clps7111_serial_initialize); -serial_initfunc(imx_serial_initialize); -serial_initfunc(ixp_serial_initialize); -serial_initfunc(ks8695_serial_initialize); -serial_initfunc(lh7a40x_serial_initialize); -serial_initfunc(lpc2292_serial_initialize); -serial_initfunc(max3100_serial_initialize); -serial_initfunc(mxc_serial_initialize); -serial_initfunc(netarm_serial_initialize); -serial_initfunc(pl01x_serial_initialize); -serial_initfunc(s3c44b0_serial_initialize); -serial_initfunc(sa1100_serial_initialize); -serial_initfunc(sh_serial_initialize); - -void serial_register(struct serial_device *dev) -{ -#ifdef CONFIG_NEEDS_MANUAL_RELOC - dev->start += gd->reloc_off; - dev->setbrg += gd->reloc_off; - dev->getc += gd->reloc_off; - dev->tstc += gd->reloc_off; - dev->putc += gd->reloc_off; - dev->puts += gd->reloc_off; -#endif - - dev->next = serial_devices; - serial_devices = dev; -} - -void serial_initialize(void) -{ - mpc8xx_serial_initialize(); - ns16550_serial_initialize(); - pxa_serial_initialize(); - s3c24xx_serial_initialize(); - s5p_serial_initialize(); - mpc512x_serial_initialize(); - bfin_serial_initialize(); - bfin_jtag_initialize(); - uartlite_serial_initialize(); - zynq_serial_initalize(); - au1x00_serial_initialize(); - asc_serial_initialize(); - jz_serial_initialize(); - mpc5xx_serial_initialize(); - mpc8220_serial_initialize(); - mpc8260_scc_serial_initialize(); - mpc8260_smc_serial_initialize(); - mpc85xx_serial_initialize(); - iop480_serial_initialize(); - leon2_serial_initialize(); - leon3_serial_initialize(); - marvell_serial_initialize(); - amirix_serial_initialize(); - bmw_serial_initialize(); - cogent_serial_initialize(); - cpci750_serial_initialize(); - evb64260_serial_initialize(); - ml2_serial_initialize(); - sconsole_serial_initialize(); - p3mx_serial_initialize(); - altera_jtag_serial_initialize(); - altera_serial_initialize(); - atmel_serial_initialize(); - lpc32xx_serial_initialize(); - mcf_serial_initialize(); - ns9750_serial_initialize(); - oc_serial_initialize(); - s3c4510b_serial_initialize(); - s3c64xx_serial_initialize(); - sandbox_serial_initialize(); - clps7111_serial_initialize(); - imx_serial_initialize(); - ixp_serial_initialize(); - ks8695_serial_initialize(); - lh7a40x_serial_initialize(); - lpc2292_serial_initialize(); - max3100_serial_initialize(); - mxc_serial_initialize(); - netarm_serial_initialize(); - pl01x_serial_initialize(); - s3c44b0_serial_initialize(); - sa1100_serial_initialize(); - sh_serial_initialize(); - - serial_assign(default_serial_console()->name); -} - -void serial_stdio_init(void) -{ - struct stdio_dev dev; - struct serial_device *s = serial_devices; - - while (s) { - memset(&dev, 0, sizeof(dev)); - - strcpy(dev.name, s->name); - dev.flags = DEV_FLAGS_OUTPUT | DEV_FLAGS_INPUT; - - dev.start = s->start; - dev.stop = s->stop; - dev.putc = s->putc; - dev.puts = s->puts; - dev.getc = s->getc; - dev.tstc = s->tstc; - - stdio_register(&dev); - - s = s->next; - } -} - -int serial_assign(const char *name) -{ - struct serial_device *s; - - for (s = serial_devices; s; s = s->next) { - if (strcmp(s->name, name) == 0) { - serial_current = s; - return 0; - } - } - - return 1; -} - -void serial_reinit_all(void) -{ - struct serial_device *s; - - for (s = serial_devices; s; s = s->next) - s->start(); -} - -static struct serial_device *get_current(void) -{ - struct serial_device *dev; - - if (!(gd->flags & GD_FLG_RELOC) || !serial_current) { - dev = default_serial_console(); - - /* We must have a console device */ - if (!dev) { -#ifdef CONFIG_SPL_BUILD - puts("Cannot find console\n"); - hang(); -#else - panic("Cannot find console\n"); -#endif - } - } else - dev = serial_current; - return dev; -} - -int serial_init(void) -{ - return get_current()->start(); -} - -void serial_setbrg(void) -{ - get_current()->setbrg(); -} - -int serial_getc(void) -{ - return get_current()->getc(); -} - -int serial_tstc(void) -{ - return get_current()->tstc(); -} - -void serial_putc(const char c) -{ - get_current()->putc(c); -} - -void serial_puts(const char *s) -{ - get_current()->puts(s); -} - -#if CONFIG_POST & CONFIG_SYS_POST_UART -static const int bauds[] = CONFIG_SYS_BAUDRATE_TABLE; - -/* Mark weak until post/cpu/.../uart.c migrate over */ -__weak -int uart_post_test(int flags) -{ - unsigned char c; - int ret, saved_baud, b; - struct serial_device *saved_dev, *s; - bd_t *bd = gd->bd; - - /* Save current serial state */ - ret = 0; - saved_dev = serial_current; - saved_baud = bd->bi_baudrate; - - for (s = serial_devices; s; s = s->next) { - /* If this driver doesn't support loop back, skip it */ - if (!s->loop) - continue; - - /* Test the next device */ - serial_current = s; - - ret = serial_init(); - if (ret) - goto done; - - /* Consume anything that happens to be queued */ - while (serial_tstc()) - serial_getc(); - - /* Enable loop back */ - s->loop(1); - - /* Test every available baud rate */ - for (b = 0; b < ARRAY_SIZE(bauds); ++b) { - bd->bi_baudrate = bauds[b]; - serial_setbrg(); - - /* - * Stick to printable chars to avoid issues: - * - terminal corruption - * - serial program reacting to sequences and sending - * back random extra data - * - most serial drivers add in extra chars (like \r\n) - */ - for (c = 0x20; c < 0x7f; ++c) { - /* Send it out */ - serial_putc(c); - - /* Make sure it's the same one */ - ret = (c != serial_getc()); - if (ret) { - s->loop(0); - goto done; - } - - /* Clean up the output in case it was sent */ - serial_putc('\b'); - ret = ('\b' != serial_getc()); - if (ret) { - s->loop(0); - goto done; - } - } - } - - /* Disable loop back */ - s->loop(0); - - /* XXX: There is no serial_stop() !? */ - if (s->stop) - s->stop(); - } - - done: - /* Restore previous serial state */ - serial_current = saved_dev; - bd->bi_baudrate = saved_baud; - serial_reinit_all(); - serial_setbrg(); - - return ret; -} -#endif |