diff options
Diffstat (limited to 'src/superio/fintek/f71872')
-rw-r--r-- | src/superio/fintek/f71872/Makefile.inc | 21 | ||||
-rw-r--r-- | src/superio/fintek/f71872/chip.h | 34 | ||||
-rw-r--r-- | src/superio/fintek/f71872/f71872.h | 35 | ||||
-rw-r--r-- | src/superio/fintek/f71872/f71872_early_serial.c | 47 | ||||
-rw-r--r-- | src/superio/fintek/f71872/superio.c | 115 |
5 files changed, 252 insertions, 0 deletions
diff --git a/src/superio/fintek/f71872/Makefile.inc b/src/superio/fintek/f71872/Makefile.inc new file mode 100644 index 0000000000..d7cd998caf --- /dev/null +++ b/src/superio/fintek/f71872/Makefile.inc @@ -0,0 +1,21 @@ +## +## This file is part of the coreboot project. +## +## Copyright (C) 2008 Corey Osgood <corey.osgood@gmail.com> +## +## 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 +## + +ramstage-$(CONFIG_SUPERIO_FINTEK_F71872) += superio.c diff --git a/src/superio/fintek/f71872/chip.h b/src/superio/fintek/f71872/chip.h new file mode 100644 index 0000000000..6625711a68 --- /dev/null +++ b/src/superio/fintek/f71872/chip.h @@ -0,0 +1,34 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2007 Corey Osgood <corey@slightlyhackish.com> + * + * 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 + */ + +#ifndef SUPERIO_FINTEK_F71872_CHIP_H +#define SUPERIO_FINTEK_F71872_CHIP_H + +#include <pc80/keyboard.h> +#include <uart8250.h> + +extern struct chip_operations superio_fintek_f71872_ops; + +struct superio_fintek_f71872_config { + struct uart8250 com1, com2; + struct pc_keyboard keyboard; +}; + +#endif diff --git a/src/superio/fintek/f71872/f71872.h b/src/superio/fintek/f71872/f71872.h new file mode 100644 index 0000000000..5b9b3535ba --- /dev/null +++ b/src/superio/fintek/f71872/f71872.h @@ -0,0 +1,35 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2007 Corey Osgood <corey@slightlyhackish.com> + * + * 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 + */ + +#ifndef SUPERIO_FINTEK_F71872_F71872_H +#define SUPERIO_FINTEK_F71872_F71872_H + +/* Logical Device Numbers (LDN). */ +#define F71872_FDC 0x00 /* Floppy */ +#define F71872_SP1 0x01 /* UART1 */ +#define F71872_SP2 0x02 /* UART2 */ +#define F71872_PP 0x03 /* Parallel Port */ +#define F71872_HWM 0x04 /* Hardware Monitor */ +#define F71872_KBC 0x05 /* Keyboard/Mouse */ +#define F71872_GPIO 0x06 /* GPIO */ +#define F71872_VID 0x07 /* VID */ +#define F71872_PM 0x0a /* ACPI/PME */ + +#endif diff --git a/src/superio/fintek/f71872/f71872_early_serial.c b/src/superio/fintek/f71872/f71872_early_serial.c new file mode 100644 index 0000000000..474917a400 --- /dev/null +++ b/src/superio/fintek/f71872/f71872_early_serial.c @@ -0,0 +1,47 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2007 Corey Osgood <corey@slightlyhackish.com> + * + * 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 F71872F/FG Super I/O chip. */ + +#include <arch/romcc_io.h> +#include "f71872.h" + +static void pnp_enter_conf_state(device_t dev) +{ + u16 port = dev >> 8; + outb(0x87, port); + outb(0x87, port); +} + +static void pnp_exit_conf_state(device_t dev) +{ + u16 port = dev >> 8; + outb(0xaa, port); +} + +static void f71872_enable_serial(device_t dev, u16 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); +} diff --git a/src/superio/fintek/f71872/superio.c b/src/superio/fintek/f71872/superio.c new file mode 100644 index 0000000000..764dc541d3 --- /dev/null +++ b/src/superio/fintek/f71872/superio.c @@ -0,0 +1,115 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2008 Corey Osgood <corey.osgood@gmail.com> + * + * 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 <arch/io.h> +#include <device/device.h> +#include <device/pnp.h> +#include <console/console.h> +#include <stdlib.h> +#include "chip.h" +#include "f71872.h" + +static void pnp_enter_conf_state(device_t dev) +{ + outb(0x87, dev->path.pnp.port); + outb(0x87, dev->path.pnp.port); +} + +static void pnp_exit_conf_state(device_t dev) +{ + outb(0xaa, dev->path.pnp.port); +} + +static void f71872_init(device_t dev) +{ + struct superio_fintek_f71872_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 F71872_SP1: + res0 = find_resource(dev, PNP_IDX_IO0); + init_uart8250(res0->base, &conf->com1); + break; + case F71872_SP2: + res0 = find_resource(dev, PNP_IDX_IO0); + init_uart8250(res0->base, &conf->com2); + break; + case F71872_KBC: + pc_keyboard_init(&conf->keyboard); + break; + } +} + +static void f71872_pnp_set_resources(device_t dev) +{ + pnp_enter_conf_state(dev); + pnp_set_resources(dev); + pnp_exit_conf_state(dev); +} + +static void f71872_pnp_enable_resources(device_t dev) +{ + pnp_enter_conf_state(dev); + pnp_enable_resources(dev); + pnp_exit_conf_state(dev); +} + +static void f71872_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 = f71872_pnp_set_resources, + .enable_resources = f71872_pnp_enable_resources, + .enable = f71872_pnp_enable, + .init = f71872_init, +}; + +static struct pnp_info pnp_dev_info[] = { + /* TODO: Some of the 0x7f8 etc. values may not be correct. */ + { &ops, F71872_FDC, PNP_IO0 | PNP_IRQ0 | PNP_DRQ0, { 0x07f8, 0 }, }, + { &ops, F71872_SP1, PNP_IO0 | PNP_IRQ0, { 0x7f8, 0 }, }, + { &ops, F71872_SP2, PNP_IO0 | PNP_IRQ0, { 0x7f8, 0 }, }, + { &ops, F71872_PP, PNP_IO0 | PNP_IRQ0 | PNP_DRQ0, { 0x07f8, 0 }, }, + { &ops, F71872_HWM, PNP_IO0 | PNP_IRQ0, { 0xff8, 0 }, }, + { &ops, F71872_KBC, PNP_IO0 | PNP_IRQ0 | PNP_IRQ1, { 0x07ff, 0 }, }, + { &ops, F71872_GPIO, PNP_IRQ0, }, + { &ops, F71872_VID, PNP_IO0, { 0x0ff8, 0 }, }, + { &ops, F71872_PM, }, +}; + +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_f71872_ops = { + CHIP_NAME("Fintek F71872 Super I/O") + .enable_dev = enable_dev +}; |