diff options
Diffstat (limited to 'src/superio/smsc/lpc47m10x')
| -rw-r--r-- | src/superio/smsc/lpc47m10x/Config.lb | 24 | ||||
| -rw-r--r-- | src/superio/smsc/lpc47m10x/Makefile.inc | 24 | ||||
| -rw-r--r-- | src/superio/smsc/lpc47m10x/chip.h | 24 | ||||
| -rw-r--r-- | src/superio/smsc/lpc47m10x/lpc47m10x.h | 24 | ||||
| -rw-r--r-- | src/superio/smsc/lpc47m10x/lpc47m10x_early_serial.c | 52 | ||||
| -rw-r--r-- | src/superio/smsc/lpc47m10x/superio.c | 175 |
6 files changed, 210 insertions, 113 deletions
diff --git a/src/superio/smsc/lpc47m10x/Config.lb b/src/superio/smsc/lpc47m10x/Config.lb index f62a567d61..3ac7b52764 100644 --- a/src/superio/smsc/lpc47m10x/Config.lb +++ b/src/superio/smsc/lpc47m10x/Config.lb @@ -1,2 +1,26 @@ +## +## superio.c: RAM driver for SMSC LPC47M10X2 Super I/O chip +## +## Copyright 2000 AG Electronics Ltd. +## Copyright 2003-2004 Linux Networx +## Copyright 2004 Tyan +## Copyright (C) 2005 Digital Design Corporation +## Copyright (C) Ron Minnich, LANL +## +## 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/smsc/lpc47m10x/Makefile.inc b/src/superio/smsc/lpc47m10x/Makefile.inc index 8a51d63445..71fd06e23a 100644 --- a/src/superio/smsc/lpc47m10x/Makefile.inc +++ b/src/superio/smsc/lpc47m10x/Makefile.inc @@ -1,2 +1,26 @@ +## +## superio.c: RAM driver for SMSC LPC47M10X2 Super I/O chip +## +## Copyright 2000 AG Electronics Ltd. +## Copyright 2003-2004 Linux Networx +## Copyright 2004 Tyan +## Copyright (C) 2005 Digital Design Corporation +## Copyright (C) Ron Minnich, LANL +## +## 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_SMSC_LPC47M10X) += superio.o diff --git a/src/superio/smsc/lpc47m10x/chip.h b/src/superio/smsc/lpc47m10x/chip.h index ce63a53a28..57a8405dc5 100644 --- a/src/superio/smsc/lpc47m10x/chip.h +++ b/src/superio/smsc/lpc47m10x/chip.h @@ -1,3 +1,27 @@ +/* + * superio.c: RAM driver for SMSC LPC47M10X2 Super I/O chip + * + * Copyright 2000 AG Electronics Ltd. + * Copyright 2003-2004 Linux Networx + * Copyright 2004 Tyan + * Copyright (C) 2005 Digital Design Corporation + * Copyright (C) Ron Minnich, LANL + * + * 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 + */ + struct chip_operations; extern struct chip_operations superio_smsc_lpc47m10x_ops; diff --git a/src/superio/smsc/lpc47m10x/lpc47m10x.h b/src/superio/smsc/lpc47m10x/lpc47m10x.h index 9f798713b5..0f9486d600 100644 --- a/src/superio/smsc/lpc47m10x/lpc47m10x.h +++ b/src/superio/smsc/lpc47m10x/lpc47m10x.h @@ -1,3 +1,27 @@ +/* + * superio.c: RAM driver for SMSC LPC47M10X2 Super I/O chip + * + * Copyright 2000 AG Electronics Ltd. + * Copyright 2003-2004 Linux Networx + * Copyright 2004 Tyan + * Copyright (C) 2005 Digital Design Corporation + * Copyright (C) Ron Minnich, LANL + * + * 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 + */ + #define LPC47M10X2_FDC 0 /* Floppy */ #define LPC47M10X2_PP 3 /* Parallel Port */ #define LPC47M10X2_SP1 4 /* Com1 */ diff --git a/src/superio/smsc/lpc47m10x/lpc47m10x_early_serial.c b/src/superio/smsc/lpc47m10x/lpc47m10x_early_serial.c index 70f7b20174..3d17d2d5cd 100644 --- a/src/superio/smsc/lpc47m10x/lpc47m10x_early_serial.c +++ b/src/superio/smsc/lpc47m10x/lpc47m10x_early_serial.c @@ -22,37 +22,39 @@ #include <arch/romcc_io.h> #include "lpc47m10x.h" -//---------------------------------------------------------------------------------- -// Function: pnp_enter_conf_state -// Parameters: dev - high 8 bits = Super I/O port -// Return Value: None -// Description: Enable access to the LPC47M10X2's configuration registers. -// -static inline void pnp_enter_conf_state(device_t dev) { +/* + * Function: pnp_enter_conf_state + * Parameters: dev - high 8 bits = Super I/O port + * Return Value: None + * Description: Enable access to the LPC47M10X2's configuration registers. + */ +static inline void pnp_enter_conf_state(device_t dev) +{ unsigned port = dev>>8; - outb(0x55, port); + outb(0x55, port); } -//---------------------------------------------------------------------------------- -// Function: pnp_exit_conf_state -// Parameters: dev - high 8 bits = Super I/O port -// Return Value: None -// Description: Disable access to the LPC47M10X2's configuration registers. -// -static void pnp_exit_conf_state(device_t dev) { +/* + * Function: pnp_exit_conf_state + * Parameters: dev - high 8 bits = Super I/O port + * Return Value: None + * Description: Disable access to the LPC47M10X2's configuration registers. + */ +static void pnp_exit_conf_state(device_t dev) +{ unsigned port = dev>>8; - outb(0xaa, port); + outb(0xaa, port); } -//---------------------------------------------------------------------------------- -// Function: lpc47b272_enable_serial -// Parameters: dev - high 8 bits = Super I/O port, -// low 8 bits = logical device number (per lpc47b272.h) -// iobase - processor I/O port address to assign to this serial device -// Return Value: bool -// Description: Configure the base I/O port of the specified serial device -// and enable the serial device. -// +/* + * Function: lpc47b272_enable_serial + * Parameters: dev - high 8 bits = Super I/O port, + * low 8 bits = logical device number (per lpc47b272.h) + * iobase - processor I/O port address to assign to this serial device + * Return Value: bool + * Description: Configure the base I/O port of the specified serial device + * and enable the serial device. + */ static void lpc47b272_enable_serial(device_t dev, unsigned iobase) { pnp_enter_conf_state(dev); diff --git a/src/superio/smsc/lpc47m10x/superio.c b/src/superio/smsc/lpc47m10x/superio.c index 5bcb08dd26..535dc394b6 100644 --- a/src/superio/smsc/lpc47m10x/superio.c +++ b/src/superio/smsc/lpc47m10x/superio.c @@ -3,7 +3,7 @@ * * Copyright 2000 AG Electronics Ltd. * Copyright 2003-2004 Linux Networx - * Copyright 2004 Tyan + * Copyright 2004 Tyan * Copyright (C) 2005 Digital Design Corporation * Copyright (C) Ron Minnich, LANL * @@ -35,7 +35,7 @@ #include "chip.h" #include "lpc47m10x.h" -// Forward declarations +/* Forward declarations */ static void enable_dev(device_t dev); static void lpc47m10x_pnp_set_resources(device_t dev); static void lpc47m10x_pnp_enable_resources(device_t dev); @@ -46,7 +46,6 @@ static void pnp_enter_conf_state(device_t dev); static void pnp_exit_conf_state(device_t dev); static void dump_pnp_device(device_t dev); - struct chip_operations superio_smsc_lpc47m10x_ops = { CHIP_NAME("SMSC LPC47M10x Super I/O") .enable_dev = enable_dev @@ -61,55 +60,55 @@ static struct device_operations ops = { }; static struct pnp_info pnp_dev_info[] = { - { &ops, LPC47M10X2_FDC, PNP_IO0 | PNP_IRQ0 | PNP_DRQ0, { 0x07f8, 0}, }, - { &ops, LPC47M10X2_PP, PNP_IO0 | PNP_IRQ0 | PNP_DRQ0, { 0x07f8, 0}, }, - { &ops, LPC47M10X2_SP1, PNP_IO0 | PNP_IRQ0, { 0x7f8, 0 }, }, - { &ops, LPC47M10X2_SP2, PNP_IO0 | PNP_IRQ0, { 0x7f8, 0 }, }, - { &ops, LPC47M10X2_KBC, PNP_IO0 | PNP_IO1 | PNP_IRQ0 | PNP_IRQ1, { 0x7ff, 0 }, { 0x7ff, 0x4}, }, + { &ops, LPC47M10X2_FDC, PNP_IO0 | PNP_IRQ0 | PNP_DRQ0, { 0x07f8, 0}, }, + { &ops, LPC47M10X2_PP, PNP_IO0 | PNP_IRQ0 | PNP_DRQ0, { 0x07f8, 0}, }, + { &ops, LPC47M10X2_SP1, PNP_IO0 | PNP_IRQ0, { 0x7f8, 0 }, }, + { &ops, LPC47M10X2_SP2, PNP_IO0 | PNP_IRQ0, { 0x7f8, 0 }, }, + { &ops, LPC47M10X2_KBC, PNP_IO0 | PNP_IO1 | PNP_IRQ0 | PNP_IRQ1, { 0x7ff, 0 }, { 0x7ff, 0x4}, }, }; /**********************************************************************************/ -/* PUBLIC INTERFACE */ +/* PUBLIC INTERFACE */ /**********************************************************************************/ -//---------------------------------------------------------------------------------- -// Function: enable_dev -// Parameters: dev - pointer to structure describing a Super I/O device -// Return Value: None -// Description: Create device structures and allocate resources to devices -// specified in the pnp_dev_info array (above). -// +/* + * Function: enable_dev + * Parameters: dev - pointer to structure describing a Super I/O device + * Return Value: None + * Description: Create device structures and allocate resources to devices + * specified in the pnp_dev_info array (above). + */ static void enable_dev(device_t dev) { - pnp_enable_devices(dev, &pnp_ops, - ARRAY_SIZE(pnp_dev_info), - pnp_dev_info); + pnp_enable_devices(dev, &pnp_ops, + ARRAY_SIZE(pnp_dev_info), + pnp_dev_info); } -//---------------------------------------------------------------------------------- -// Function: lpc47m10x_pnp_set_resources -// Parameters: dev - pointer to structure describing a Super I/O device -// Return Value: None -// Description: Configure the specified Super I/O device with the resources -// (I/O space, etc.) that have been allocated for it. -// +/* + * Function: lpc47m10x_pnp_set_resources + * Parameters: dev - pointer to structure describing a Super I/O device + * Return Value: None + * Description: Configure the specified Super I/O device with the resources + * (I/O space, etc.) that have been allocated for it. + */ static void lpc47m10x_pnp_set_resources(device_t dev) { - pnp_enter_conf_state(dev); + pnp_enter_conf_state(dev); pnp_set_resources(dev); - pnp_exit_conf_state(dev); -} + pnp_exit_conf_state(dev); +} static void lpc47m10x_pnp_enable_resources(device_t dev) -{ +{ pnp_enter_conf_state(dev); - pnp_enable_resources(dev); - pnp_exit_conf_state(dev); + pnp_enable_resources(dev); + pnp_exit_conf_state(dev); } static void lpc47m10x_pnp_enable(device_t dev) { - pnp_enter_conf_state(dev); + pnp_enter_conf_state(dev); pnp_set_logical_device(dev); if(dev->enabled) { @@ -118,17 +117,17 @@ static void lpc47m10x_pnp_enable(device_t dev) else { pnp_set_enable(dev, 0); } - pnp_exit_conf_state(dev); + pnp_exit_conf_state(dev); } -//---------------------------------------------------------------------------------- -// Function: lpc47m10x_init -// Parameters: dev - pointer to structure describing a Super I/O device -// Return Value: None -// Description: Initialize the specified Super I/O device. -// Devices other than COM ports and the keyboard controller are -// ignored. For COM ports, we configure the baud rate. -// +/* + * Function: lpc47m10x_init + * Parameters: dev - pointer to structure describing a Super I/O device + * Return Value: None + * Description: Initialize the specified Super I/O device. + * Devices other than COM ports and the keyboard controller are + * ignored. For COM ports, we configure the baud rate. + */ static void lpc47m10x_init(device_t dev) { struct superio_smsc_lpc47m10x_config *conf = dev->chip_info; @@ -136,18 +135,18 @@ static void lpc47m10x_init(device_t dev) if (!dev->enabled) return; - + switch(dev->path.pnp.device) { - case LPC47M10X2_SP1: + case LPC47M10X2_SP1: res0 = find_resource(dev, PNP_IDX_IO0); init_uart8250(res0->base, &conf->com1); break; - + case LPC47M10X2_SP2: res0 = find_resource(dev, PNP_IDX_IO0); init_uart8250(res0->base, &conf->com2); break; - + case LPC47M10X2_KBC: res0 = find_resource(dev, PNP_IDX_IO0); res1 = find_resource(dev, PNP_IDX_IO1); @@ -157,65 +156,65 @@ static void lpc47m10x_init(device_t dev) } /**********************************************************************************/ -/* PRIVATE FUNCTIONS */ +/* PRIVATE FUNCTIONS */ /**********************************************************************************/ -//---------------------------------------------------------------------------------- -// Function: pnp_enter_conf_state -// Parameters: dev - pointer to structure describing a Super I/O device -// Return Value: None -// Description: Enable access to the LPC47M10X2's configuration registers. -// -static void pnp_enter_conf_state(device_t dev) +/* + * Function: pnp_enter_conf_state + * Parameters: dev - pointer to structure describing a Super I/O device + * Return Value: None + * Description: Enable access to the LPC47M10X2's configuration registers. + */ +static void pnp_enter_conf_state(device_t dev) { outb(0x55, dev->path.pnp.port); } -//---------------------------------------------------------------------------------- -// Function: pnp_exit_conf_state -// Parameters: dev - pointer to structure describing a Super I/O device -// Return Value: None -// Description: Disable access to the LPC47M10X2's configuration registers. -// -static void pnp_exit_conf_state(device_t dev) +/* + * Function: pnp_exit_conf_state + * Parameters: dev - pointer to structure describing a Super I/O device + * Return Value: None + * Description: Disable access to the LPC47M10X2's configuration registers. + */ +static void pnp_exit_conf_state(device_t dev) { - outb(0xaa, dev->path.pnp.port); + outb(0xaa, dev->path.pnp.port); } #if 0 -//---------------------------------------------------------------------------------- -// Function: dump_pnp_device -// Parameters: dev - pointer to structure describing a Super I/O device -// Return Value: None -// Description: Print the values of all of the LPC47M10X2's configuration registers. -// NOTE: The LPC47M10X2 must be in configuration mode when this -// function is called. -// +/* + * Function: dump_pnp_device + * Parameters: dev - pointer to structure describing a Super I/O device + * Return Value: None + * Description: Print the values of all of the LPC47M10X2's configuration registers. + * NOTE: The LPC47M10X2 must be in configuration mode when this + * function is called. + */ static void dump_pnp_device(device_t dev) { - int register_index; - print_debug("\r\n"); + int register_index; + print_debug("\r\n"); - for(register_index = 0; register_index <= LPC47M10X2_MAX_CONFIG_REGISTER; register_index++) { - uint8_t register_value; + for(register_index = 0; register_index <= LPC47M10X2_MAX_CONFIG_REGISTER; register_index++) { + uint8_t register_value; - if ((register_index & 0x0f) == 0) { - print_debug_hex8(register_index); - print_debug_char(':'); - } + if ((register_index & 0x0f) == 0) { + print_debug_hex8(register_index); + print_debug_char(':'); + } - // Skip over 'register' that would cause exit from configuration mode - if (register_index == 0xaa) + /* Skip over 'register' that would cause exit from configuration mode */ + if (register_index == 0xaa) register_value = 0xaa; else - register_value = pnp_read_config(dev, register_index); - - print_debug_char(' '); - print_debug_hex8(register_value); - if ((register_index & 0x0f) == 0x0f) { - print_debug("\r\n"); - } - } + register_value = pnp_read_config(dev, register_index); + + print_debug_char(' '); + print_debug_hex8(register_value); + if ((register_index & 0x0f) == 0x0f) { + print_debug("\r\n"); + } + } print_debug("\r\n"); } |