From 3a66263ff69f1098ee665371240cb3ef873dfff1 Mon Sep 17 00:00:00 2001 From: Uwe Hermann Date: Sat, 31 Mar 2007 19:45:24 +0000 Subject: Add support for the NSC PC87309 Super I/O. Pre-RAM serial output on COM1 and COM2 has been tested. The rest is not yet tested on real hardware. Signed-off-by: Uwe Hermann Acked-by: Stefan Reinauer git-svn-id: svn://svn.coreboot.org/coreboot/trunk@2574 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1 --- src/superio/nsc/pc87309/Config.lb | 23 ++++++++ src/superio/nsc/pc87309/chip.h | 29 +++++++++ src/superio/nsc/pc87309/pc87309.h | 30 ++++++++++ src/superio/nsc/pc87309/pc87309_early_serial.c | 30 ++++++++++ src/superio/nsc/pc87309/superio.c | 82 ++++++++++++++++++++++++++ 5 files changed, 194 insertions(+) create mode 100644 src/superio/nsc/pc87309/Config.lb create mode 100644 src/superio/nsc/pc87309/chip.h create mode 100644 src/superio/nsc/pc87309/pc87309.h create mode 100644 src/superio/nsc/pc87309/pc87309_early_serial.c create mode 100644 src/superio/nsc/pc87309/superio.c diff --git a/src/superio/nsc/pc87309/Config.lb b/src/superio/nsc/pc87309/Config.lb new file mode 100644 index 0000000000..e1c007021b --- /dev/null +++ b/src/superio/nsc/pc87309/Config.lb @@ -0,0 +1,23 @@ +## +## This file is part of the LinuxBIOS project. +## +## Copyright (C) 2007 Uwe Hermann +## +## 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 +object superio.o + diff --git a/src/superio/nsc/pc87309/chip.h b/src/superio/nsc/pc87309/chip.h new file mode 100644 index 0000000000..17d7041239 --- /dev/null +++ b/src/superio/nsc/pc87309/chip.h @@ -0,0 +1,29 @@ +/* + * This file is part of the LinuxBIOS project. + * + * Copyright (C) 2007 Uwe Hermann + * + * 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 + +extern struct chip_operations superio_nsc_pc87309_ops; + +struct superio_nsc_pc87309_config { + struct uart8250 com1, com2; + struct pc_keyboard keyboard; +}; diff --git a/src/superio/nsc/pc87309/pc87309.h b/src/superio/nsc/pc87309/pc87309.h new file mode 100644 index 0000000000..6ed5997109 --- /dev/null +++ b/src/superio/nsc/pc87309/pc87309.h @@ -0,0 +1,30 @@ +/* + * This file is part of the LinuxBIOS project. + * + * Copyright (C) 2007 Uwe Hermann + * + * 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: PC87309 SuperI/O Plug and Play Compatible Chip. */ +/* Status: Pre-RAM serial output is tested and works. The rest is untested. */ + +#define PC87309_FDC 0x00 /* Floppy */ +#define PC87309_PP 0x01 /* Parallel port */ +#define PC87309_SP2 0x02 /* Com2 / IR */ +#define PC87309_SP1 0x03 /* Com1 */ +#define PC87309_PM 0x04 /* Power management */ +#define PC87309_KBCM 0x05 /* Mouse */ +#define PC87309_KBCK 0x06 /* Keyboard */ diff --git a/src/superio/nsc/pc87309/pc87309_early_serial.c b/src/superio/nsc/pc87309/pc87309_early_serial.c new file mode 100644 index 0000000000..51ec4e6237 --- /dev/null +++ b/src/superio/nsc/pc87309/pc87309_early_serial.c @@ -0,0 +1,30 @@ +/* + * This file is part of the LinuxBIOS project. + * + * Copyright (C) 2007 Uwe Hermann + * + * 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 "pc87309.h" + +static void pc87309_enable_serial(device_t dev, unsigned int iobase) +{ + pnp_set_logical_device(dev); + pnp_set_enable(dev, 0); + pnp_set_iobase(dev, PNP_IDX_IO0, iobase); + pnp_set_enable(dev, 1); +} diff --git a/src/superio/nsc/pc87309/superio.c b/src/superio/nsc/pc87309/superio.c new file mode 100644 index 0000000000..ebfe615f18 --- /dev/null +++ b/src/superio/nsc/pc87309/superio.c @@ -0,0 +1,82 @@ +/* + * This file is part of the LinuxBIOS project. + * + * Copyright (C) 2007 Uwe Hermann + * + * 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 "chip.h" +#include "pc87309.h" + +static void init(device_t dev) +{ + struct superio_nsc_pc87309_config *conf; + struct resource *res0, *res1; + + if (!dev->enabled) { + return; + } + conf = dev->chip_info; + switch (dev->path.u.pnp.device) { + case PC87309_SP1: + res0 = find_resource(dev, PNP_IDX_IO0); + init_uart8250(res0->base, &conf->com1); + break; + case PC87309_SP2: + res0 = find_resource(dev, PNP_IDX_IO0); + init_uart8250(res0->base, &conf->com2); + break; + case PC87309_KBCK: + res0 = find_resource(dev, PNP_IDX_IO0); + res1 = find_resource(dev, PNP_IDX_IO1); + init_pc_keyboard(res0->base, res1->base, &conf->keyboard); + break; + } +} + +static struct device_operations ops = { + .read_resources = pnp_read_resources, + .set_resources = pnp_set_resources, + .enable_resources = pnp_enable_resources, + .enable = pnp_enable, + .init = init, +}; + +static struct pnp_info pnp_dev_info[] = { + {&ops, PC87309_FDC, PNP_IO0 | PNP_IRQ0 | PNP_DRQ0, {0x07fa, 0},}, + {&ops, PC87309_PP, PNP_IO0 | PNP_IRQ0 | PNP_DRQ0, {0x04f8, 0},}, + {&ops, PC87309_SP2, PNP_IO0 | PNP_IRQ0 | PNP_DRQ0 | PNP_DRQ1, {0x7f8, 0},}, + {&ops, PC87309_SP1, PNP_IO0 | PNP_IRQ0, {0x7f8, 0},}, + // TODO: PM. + {&ops, PC87309_KBCM, PNP_IRQ0}, + {&ops, PC87309_KBCK, PNP_IO0 | PNP_IO1 | PNP_IRQ0, {0x7f8, 0}, {0x7f8, 0x4},}, +}; + +static void enable_dev(struct device *dev) +{ + pnp_enable_devices(dev, &pnp_ops, + sizeof(pnp_dev_info) / sizeof(pnp_dev_info[0]), pnp_dev_info); +} + +struct chip_operations superio_nsc_pc87309_ops = { + CHIP_NAME("NSC PC87309 Super I/O") + .enable_dev = enable_dev, +}; -- cgit v1.2.3