From patchwork Fri Sep 10 03:49:38 2010 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Subject: fintek f71859 sio Date: Fri, 10 Sep 2010 03:49:38 -0000 From: Marc Jones X-Patchwork-Id: 1905 Message-Id: To: Coreboot I couldn't find any docs, but this gets the serial port to work. Signed-off-by: Marc Jones Marc Signed-off-by: Uwe Hermann Index: src/superio/fintek/Kconfig =================================================================== --- src/superio/fintek/Kconfig (revision 5799) +++ src/superio/fintek/Kconfig (working copy) @@ -2,3 +2,5 @@ bool config SUPERIO_FINTEK_F71863FG bool +config SUPERIO_FINTEK_F71859 + bool Index: src/superio/fintek/f71859/f71859_early_serial.c =================================================================== --- src/superio/fintek/f71859/f71859_early_serial.c (revision 0) +++ src/superio/fintek/f71859/f71859_early_serial.c (revision 0) @@ -0,0 +1,46 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2007 Corey Osgood + * + * 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + +/* Pre-RAM driver for the Fintek F71805F/FG Super I/O chip. */ + +#include +#include "f71859.h" + +static inline void pnp_enter_conf_state(device_t dev) +{ + unsigned int port = dev >> 8; + outb(0x87, port); +} + +static void pnp_exit_conf_state(device_t dev) +{ + unsigned int port = dev >> 8; + outb(0xaa, port); +} + +static void f71859_enable_serial(device_t dev, unsigned int iobase) +{ + pnp_enter_conf_state(dev); + pnp_set_logical_device(dev); + pnp_set_enable(dev, 0); + pnp_set_iobase(dev, PNP_IDX_IO0, iobase); + pnp_set_enable(dev, 1); + pnp_exit_conf_state(dev); +} Property changes on: src/superio/fintek/f71859/f71859_early_serial.c ___________________________________________________________________ Added: svn:executable + * Index: src/superio/fintek/f71859/Makefile.inc =================================================================== --- src/superio/fintek/f71859/Makefile.inc (revision 0) +++ src/superio/fintek/f71859/Makefile.inc (revision 0) @@ -0,0 +1,22 @@ +## +## This file is part of the coreboot project. +## +## Copyright (C) 2008 Corey Osgood +## +## 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA +## + +#config chip.h +obj-$(CONFIG_SUPERIO_FINTEK_F71859) += superio.o Property changes on: src/superio/fintek/f71859/Makefile.inc ___________________________________________________________________ Added: svn:executable + * Index: src/superio/fintek/f71859/superio.c =================================================================== --- src/superio/fintek/f71859/superio.c (revision 0) +++ src/superio/fintek/f71859/superio.c (revision 0) @@ -0,0 +1,103 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2010 Marc Jones + * Copyright (C) 2008 Corey Osgood + * + * 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + + +#include +#include +#include +#include +#include +#include +#include "chip.h" +#include "f71859.h" + +static void pnp_enter_conf_state(device_t dev) +{ + outb(0x87, dev->path.pnp.port); +} + +static void pnp_exit_conf_state(device_t dev) +{ + outb(0xaa, dev->path.pnp.port); +} + +static void f71859_init(device_t dev) +{ + struct superio_fintek_f71859_config *conf = dev->chip_info; + struct resource *res0; + + if (!dev->enabled) + return; + + switch(dev->path.pnp.device) { + /* TODO: Might potentially need code for HWM or FDC etc. */ + case F71859_SP1: + res0 = find_resource(dev, PNP_IDX_IO0); + init_uart8250(res0->base, &conf->com1); + break; + } +} + +static void f71859_pnp_set_resources(device_t dev) +{ + pnp_enter_conf_state(dev); + pnp_set_resources(dev); + pnp_exit_conf_state(dev); +} + +static void f71859_pnp_enable_resources(device_t dev) +{ + pnp_enter_conf_state(dev); + pnp_enable_resources(dev); + pnp_exit_conf_state(dev); +} + +static void f71859_pnp_enable(device_t dev) +{ + pnp_enter_conf_state(dev); + pnp_set_logical_device(dev); + (dev->enabled) ? pnp_set_enable(dev, 1) : pnp_set_enable(dev, 0); + pnp_exit_conf_state(dev); +} + +static struct device_operations ops = { + .read_resources = pnp_read_resources, + .set_resources = f71859_pnp_set_resources, + .enable_resources = f71859_pnp_enable_resources, + .enable = f71859_pnp_enable, + .init = f71859_init, +}; + +static struct pnp_info pnp_dev_info[] = { + /* TODO: Some of the 0x7f8 etc. values may not be correct. */ + { &ops, F71859_SP1, PNP_IO0 | PNP_IRQ0, { 0x7f8, 0 }, }, + +}; + +static void enable_dev(device_t dev) +{ + pnp_enable_devices(dev, &ops, ARRAY_SIZE(pnp_dev_info), pnp_dev_info); +} + +struct chip_operations superio_fintek_f71859_ops = { + CHIP_NAME("Fintek F71859 Super I/O") + .enable_dev = enable_dev +}; Property changes on: src/superio/fintek/f71859/superio.c ___________________________________________________________________ Added: svn:executable + * Index: src/superio/fintek/f71859/chip.h =================================================================== --- src/superio/fintek/f71859/chip.h (revision 0) +++ src/superio/fintek/f71859/chip.h (revision 0) @@ -0,0 +1,30 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2007 Corey Osgood + * + * 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#include +#include + +/* This chip doesn't have keyboard and mouse support. */ + +extern struct chip_operations superio_fintek_f71859_ops; + +struct superio_fintek_f71859_config { + struct uart8250 com1, com2; +}; Property changes on: src/superio/fintek/f71859/chip.h ___________________________________________________________________ Added: svn:executable + * Index: src/superio/fintek/f71859/f71859.h =================================================================== --- src/superio/fintek/f71859/f71859.h (revision 0) +++ src/superio/fintek/f71859/f71859.h (revision 0) @@ -0,0 +1,29 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2010 Marc Jones + * + * 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + +/* + * Datasheet: + + */ + +/* Logical Device Numbers (LDN). */ + +#define F71859_SP1 0x03 /* UART1 */ + Property changes on: src/superio/fintek/f71859/f71859.h ___________________________________________________________________ Added: svn:executable + * Index: src/superio/fintek/Makefile.inc =================================================================== --- src/superio/fintek/Makefile.inc (revision 5799) +++ src/superio/fintek/Makefile.inc (working copy) @@ -1,2 +1,3 @@ subdirs-y += f71805f subdirs-y += f71863fg +subdirs-y += f71859