| /** |
| * @file me8100_di.c |
| * |
| * @brief ME-8100 digital input subdevice instance. |
| * @note Copyright (C) 2007 Meilhaus Electronic GmbH (support@meilhaus.de) |
| * @author Guenter Gebhardt |
| * @author Krzysztof Gantzke (k.gantzke@meilhaus.de) |
| */ |
| |
| /* |
| * Copyright (C) 2007 Meilhaus Electronic GmbH (support@meilhaus.de) |
| * |
| * This file 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., 675 Mass Ave, Cambridge, MA 02139, USA. |
| */ |
| |
| #ifndef __KERNEL__ |
| # define __KERNEL__ |
| #endif |
| |
| /* |
| * Includes |
| */ |
| #include <linux/module.h> |
| |
| #include <linux/slab.h> |
| #include <linux/spinlock.h> |
| #include <linux/io.h> |
| #include <linux/types.h> |
| #include <linux/interrupt.h> |
| |
| #include "medefines.h" |
| #include "meerror.h" |
| |
| #include "meids.h" |
| #include "medebug.h" |
| #include "meplx_reg.h" |
| #include "me8100_reg.h" |
| #include "me8100_di_reg.h" |
| #include "me8100_di.h" |
| |
| /* |
| * Defines |
| */ |
| |
| /* |
| * Functions |
| */ |
| |
| static int me8100_di_io_reset_subdevice(struct me_subdevice *subdevice, |
| struct file *filep, int flags) |
| { |
| me8100_di_subdevice_t *instance; |
| unsigned short ctrl; |
| unsigned long cpu_flags; |
| |
| PDEBUG("executed.\n"); |
| |
| instance = (me8100_di_subdevice_t *) subdevice; |
| |
| if (flags) { |
| PERROR("Invalid flag specified.\n"); |
| return ME_ERRNO_INVALID_FLAGS; |
| } |
| |
| ME_SUBDEVICE_ENTER; |
| |
| spin_lock_irqsave(&instance->subdevice_lock, cpu_flags); |
| spin_lock(instance->ctrl_reg_lock); |
| ctrl = inw(instance->ctrl_reg); |
| ctrl &= ~(ME8100_DIO_CTRL_BIT_INTB_1 | ME8100_DIO_CTRL_BIT_INTB_0); |
| outw(ctrl, instance->ctrl_reg); |
| PDEBUG_REG("ctrl_reg outl(0x%lX+0x%lX)=0x%x\n", instance->reg_base, |
| instance->ctrl_reg - instance->reg_base, ctrl); |
| spin_unlock(instance->ctrl_reg_lock); |
| |
| outw(0, instance->mask_reg); |
| PDEBUG_REG("mask_reg outw(0x%lX+0x%lX)=0x%x\n", instance->reg_base, |
| instance->mask_reg - instance->reg_base, 0); |
| outw(0, instance->pattern_reg); |
| PDEBUG_REG("pattern_reg outw(0x%lX+0x%lX)=0x%x\n", instance->reg_base, |
| instance->pattern_reg - instance->reg_base, 0); |
| instance->rised = -1; |
| instance->irq_count = 0; |
| instance->filtering_flag = 0; |
| spin_unlock_irqrestore(&instance->subdevice_lock, cpu_flags); |
| |
| outl(PLX_INTCSR_LOCAL_INT1_EN | |
| PLX_INTCSR_LOCAL_INT1_POL | |
| PLX_INTCSR_LOCAL_INT2_EN | |
| PLX_INTCSR_LOCAL_INT2_POL | |
| PLX_INTCSR_PCI_INT_EN, instance->irq_status_reg); |
| PDEBUG_REG("plx:irq_status_reg outl(0x%lX)=0x%x\n", |
| instance->irq_status_reg, |
| PLX_INTCSR_LOCAL_INT1_EN | PLX_INTCSR_LOCAL_INT1_POL | |
| PLX_INTCSR_LOCAL_INT2_EN | PLX_INTCSR_LOCAL_INT2_POL | |
| PLX_INTCSR_PCI_INT_EN); |
| |
| wake_up_interruptible_all(&instance->wait_queue); |
| ME_SUBDEVICE_EXIT; |
| |
| return ME_ERRNO_SUCCESS; |
| } |
| |
| static int me8100_di_io_irq_start(me_subdevice_t *subdevice, |
| struct file *filep, |
| int channel, |
| int irq_source, |
| int irq_edge, int irq_arg, int flags) |
| { |
| me8100_di_subdevice_t *instance; |
| int err = ME_ERRNO_SUCCESS; |
| uint16_t ctrl; |
| unsigned long cpu_flags; |
| |
| PDEBUG("executed.\n"); |
| |
| instance = (me8100_di_subdevice_t *) subdevice; |
| |
| if (irq_source == ME_IRQ_SOURCE_DIO_PATTERN) { |
| if (flags & |
| ~(ME_IO_IRQ_START_PATTERN_FILTERING | |
| ME_IO_IRQ_START_DIO_WORD)) { |
| PERROR("Invalid flag specified.\n"); |
| return ME_ERRNO_INVALID_FLAGS; |
| } |
| |
| if (irq_edge != ME_IRQ_EDGE_NOT_USED) { |
| PERROR("Invalid irq edge specified.\n"); |
| return ME_ERRNO_INVALID_IRQ_EDGE; |
| } |
| } else if (irq_source == ME_IRQ_SOURCE_DIO_MASK) { |
| if (flags & |
| ~(ME_IO_IRQ_START_EXTENDED_STATUS | |
| ME_IO_IRQ_START_DIO_WORD)) { |
| PERROR("Invalid flag specified.\n"); |
| return ME_ERRNO_INVALID_FLAGS; |
| } |
| |
| if (irq_edge != ME_IRQ_EDGE_ANY) { |
| PERROR("Invalid irq edge specified.\n"); |
| return ME_ERRNO_INVALID_IRQ_EDGE; |
| } |
| |
| if (!(irq_arg & 0xFFFF)) { |
| PERROR("No mask specified.\n"); |
| return ME_ERRNO_INVALID_IRQ_ARG; |
| } |
| } else { |
| PERROR("Invalid irq source specified.\n"); |
| return ME_ERRNO_INVALID_IRQ_SOURCE; |
| } |
| |
| if (channel) { |
| PERROR("Invalid channel specified.\n"); |
| return ME_ERRNO_INVALID_CHANNEL; |
| } |
| |
| ME_SUBDEVICE_ENTER; |
| |
| spin_lock_irqsave(&instance->subdevice_lock, cpu_flags); |
| if (irq_source == ME_IRQ_SOURCE_DIO_PATTERN) { |
| outw(irq_arg, instance->pattern_reg); |
| instance->compare_value = irq_arg; |
| instance->filtering_flag = |
| (flags & ME_IO_IRQ_START_PATTERN_FILTERING) ? 1 : 0; |
| } |
| if (irq_source == ME_IRQ_SOURCE_DIO_MASK) { |
| outw(irq_arg, instance->mask_reg); |
| } |
| |
| spin_lock(instance->ctrl_reg_lock); |
| ctrl = inw(instance->ctrl_reg); |
| ctrl |= ME8100_DIO_CTRL_BIT_INTB_0; |
| if (irq_source == ME_IRQ_SOURCE_DIO_PATTERN) { |
| ctrl &= ~ME8100_DIO_CTRL_BIT_INTB_1; |
| } |
| |
| if (irq_source == ME_IRQ_SOURCE_DIO_MASK) { |
| ctrl |= ME8100_DIO_CTRL_BIT_INTB_1; |
| } |
| outw(ctrl, instance->ctrl_reg); |
| PDEBUG_REG("ctrl_reg outw(0x%lX+0x%lX)=0x%x\n", instance->reg_base, |
| instance->ctrl_reg - instance->reg_base, ctrl); |
| spin_unlock(instance->ctrl_reg_lock); |
| |
| instance->rised = 0; |
| instance->status_value = 0; |
| instance->status_value_edges = 0; |
| instance->line_value = inw(instance->port_reg); |
| instance->status_flag = flags & ME_IO_IRQ_START_EXTENDED_STATUS; |
| spin_unlock_irqrestore(&instance->subdevice_lock, cpu_flags); |
| |
| ME_SUBDEVICE_EXIT; |
| |
| return err; |
| } |
| |
| static int me8100_di_io_irq_wait(me_subdevice_t *subdevice, |
| struct file *filep, |
| int channel, |
| int *irq_count, |
| int *value, int time_out, int flags) |
| { |
| me8100_di_subdevice_t *instance; |
| int err = ME_ERRNO_SUCCESS; |
| long t = 0; |
| unsigned long cpu_flags; |
| int count; |
| |
| PDEBUG("executed.\n"); |
| PDEVELOP("PID: %d.\n", current->pid); |
| |
| instance = (me8100_di_subdevice_t *) subdevice; |
| |
| if (flags & |
| ~(ME_IO_IRQ_WAIT_NORMAL_STATUS | ME_IO_IRQ_WAIT_EXTENDED_STATUS)) { |
| PERROR("Invalid flag specified.\n"); |
| return ME_ERRNO_INVALID_FLAGS; |
| } |
| |
| if (channel) { |
| PERROR("Invalid channel specified.\n"); |
| return ME_ERRNO_INVALID_CHANNEL; |
| } |
| |
| if (time_out < 0) { |
| PERROR("Invalid time_out specified.\n"); |
| return ME_ERRNO_INVALID_TIMEOUT; |
| } |
| |
| if (time_out) { |
| t = (time_out * HZ) / 1000; |
| |
| if (t == 0) |
| t = 1; |
| } |
| |
| ME_SUBDEVICE_ENTER; |
| |
| if (instance->rised <= 0) { |
| instance->rised = 0; |
| count = instance->irq_count; |
| |
| if (time_out) { |
| t = wait_event_interruptible_timeout(instance-> |
| wait_queue, |
| ((count != |
| instance-> |
| irq_count) |
| || (instance-> |
| rised < 0)), |
| t); |
| // t = wait_event_interruptible_timeout(instance->wait_queue, (instance->rised != 0), t); |
| if (t == 0) { |
| PERROR("Wait on interrupt timed out.\n"); |
| err = ME_ERRNO_TIMEOUT; |
| } |
| } else { |
| wait_event_interruptible(instance->wait_queue, |
| ((count != instance->irq_count) |
| || (instance->rised < 0))); |
| // wait_event_interruptible(instance->wait_queue, (instance->rised != 0)); |
| } |
| |
| if (instance->rised < 0) { |
| PERROR("Wait on interrupt aborted by user.\n"); |
| err = ME_ERRNO_CANCELLED; |
| } |
| } |
| |
| if (signal_pending(current)) { |
| PERROR("Wait on interrupt aborted by signal.\n"); |
| err = ME_ERRNO_SIGNAL; |
| } |
| |
| spin_lock_irqsave(&instance->subdevice_lock, cpu_flags); |
| *irq_count = instance->irq_count; |
| if (!err) { |
| if (flags & ME_IO_IRQ_WAIT_NORMAL_STATUS) { |
| *value = instance->status_value; |
| } else if (flags & ME_IO_IRQ_WAIT_EXTENDED_STATUS) { |
| *value = instance->status_value_edges; |
| } else { // Use default |
| if (!instance->status_flag) { |
| *value = instance->status_value; |
| } else { |
| *value = instance->status_value_edges; |
| } |
| } |
| instance->rised = 0; |
| /* |
| instance->status_value = 0; |
| instance->status_value_edges = 0; |
| */ |
| } else { |
| *value = 0; |
| } |
| spin_unlock_irqrestore(&instance->subdevice_lock, cpu_flags); |
| |
| ME_SUBDEVICE_EXIT; |
| |
| return err; |
| } |
| |
| static int me8100_di_io_irq_stop(me_subdevice_t *subdevice, |
| struct file *filep, int channel, int flags) |
| { |
| me8100_di_subdevice_t *instance; |
| uint16_t ctrl; |
| unsigned long cpu_flags; |
| |
| PDEBUG("executed.\n"); |
| |
| instance = (me8100_di_subdevice_t *) subdevice; |
| |
| if (flags) { |
| PERROR("Invalid flag specified.\n"); |
| return ME_ERRNO_INVALID_FLAGS; |
| } |
| |
| if (channel) { |
| PERROR("Invalid channel specified.\n"); |
| return ME_ERRNO_INVALID_CHANNEL; |
| } |
| |
| ME_SUBDEVICE_ENTER; |
| |
| spin_lock_irqsave(&instance->subdevice_lock, cpu_flags); |
| spin_lock(instance->ctrl_reg_lock); |
| ctrl = inw(instance->ctrl_reg); |
| ctrl &= ~(ME8100_DIO_CTRL_BIT_INTB_1 | ME8100_DIO_CTRL_BIT_INTB_0); |
| outw(ctrl, instance->ctrl_reg); |
| PDEBUG_REG("ctrl_reg outw(0x%lX+0x%lX)=0x%x\n", instance->reg_base, |
| instance->ctrl_reg - instance->reg_base, ctrl); |
| spin_unlock(instance->ctrl_reg_lock); |
| instance->rised = -1; |
| instance->status_value = 0; |
| instance->status_value_edges = 0; |
| instance->filtering_flag = 0; |
| spin_unlock_irqrestore(&instance->subdevice_lock, cpu_flags); |
| wake_up_interruptible_all(&instance->wait_queue); |
| |
| ME_SUBDEVICE_EXIT; |
| |
| return ME_ERRNO_SUCCESS; |
| } |
| |
| static int me8100_di_io_single_config(me_subdevice_t *subdevice, |
| struct file *filep, |
| int channel, |
| int single_config, |
| int ref, |
| int trig_chan, |
| int trig_type, int trig_edge, int flags) |
| { |
| me8100_di_subdevice_t *instance; |
| int err = ME_ERRNO_SUCCESS; |
| |
| PDEBUG("executed.\n"); |
| |
| instance = (me8100_di_subdevice_t *) subdevice; |
| |
| ME_SUBDEVICE_ENTER; |
| |
| spin_lock(&instance->subdevice_lock); |
| |
| switch (flags) { |
| case ME_IO_SINGLE_CONFIG_NO_FLAGS: |
| case ME_IO_SINGLE_CONFIG_DIO_WORD: |
| if (channel == 0) { |
| if (single_config == ME_SINGLE_CONFIG_DIO_INPUT) { |
| } else { |
| PERROR |
| ("Invalid port configuration specified.\n"); |
| err = ME_ERRNO_INVALID_SINGLE_CONFIG; |
| } |
| } else { |
| PERROR("Invalid channel number.\n"); |
| err = ME_ERRNO_INVALID_CHANNEL; |
| } |
| break; |
| |
| default: |
| PERROR("Invalid flags specified.\n"); |
| err = ME_ERRNO_INVALID_FLAGS; |
| } |
| |
| spin_unlock(&instance->subdevice_lock); |
| |
| ME_SUBDEVICE_EXIT; |
| |
| return err; |
| } |
| |
| static int me8100_di_io_single_read(me_subdevice_t *subdevice, |
| struct file *filep, |
| int channel, |
| int *value, int time_out, int flags) |
| { |
| me8100_di_subdevice_t *instance; |
| int err = ME_ERRNO_SUCCESS; |
| |
| PDEBUG("executed.\n"); |
| |
| instance = (me8100_di_subdevice_t *) subdevice; |
| |
| ME_SUBDEVICE_ENTER; |
| |
| spin_lock(&instance->subdevice_lock); |
| |
| switch (flags) { |
| |
| case ME_IO_SINGLE_TYPE_DIO_BIT: |
| if ((channel >= 0) && (channel < 16)) { |
| *value = inw(instance->port_reg) & (0x1 << channel); |
| } else { |
| PERROR("Invalid bit number specified.\n"); |
| err = ME_ERRNO_INVALID_CHANNEL; |
| } |
| break; |
| |
| case ME_IO_SINGLE_TYPE_DIO_BYTE: |
| if (channel == 0) { |
| *value = inw(instance->port_reg) & 0xFF; |
| } else if (channel == 1) { |
| *value = (inw(instance->port_reg) >> 8) & 0xFF; |
| } else { |
| PERROR("Invalid byte number specified.\n"); |
| err = ME_ERRNO_INVALID_CHANNEL; |
| } |
| break; |
| |
| case ME_IO_SINGLE_NO_FLAGS: |
| case ME_IO_SINGLE_TYPE_DIO_WORD: |
| if (channel == 0) { |
| *value = inw(instance->port_reg); |
| } else { |
| PERROR("Invalid word number specified.\n"); |
| err = ME_ERRNO_INVALID_CHANNEL; |
| } |
| |
| break; |
| |
| default: |
| PERROR("Invalid flags specified.\n"); |
| err = ME_ERRNO_INVALID_FLAGS; |
| } |
| |
| spin_unlock(&instance->subdevice_lock); |
| |
| ME_SUBDEVICE_EXIT; |
| |
| return err; |
| } |
| |
| static int me8100_di_query_number_channels(me_subdevice_t *subdevice, |
| int *number) |
| { |
| PDEBUG("executed.\n"); |
| *number = 16; |
| return ME_ERRNO_SUCCESS; |
| } |
| |
| static int me8100_di_query_subdevice_type(me_subdevice_t *subdevice, |
| int *type, int *subtype) |
| { |
| PDEBUG("executed.\n"); |
| *type = ME_TYPE_DI; |
| *subtype = ME_SUBTYPE_SINGLE; |
| return ME_ERRNO_SUCCESS; |
| } |
| |
| static int me8100_di_query_subdevice_caps(me_subdevice_t *subdevice, int *caps) |
| { |
| PDEBUG("executed.\n"); |
| *caps = ME_CAPS_DIO_BIT_PATTERN_IRQ | ME_CAPS_DIO_BIT_MASK_IRQ_EDGE_ANY; |
| return ME_ERRNO_SUCCESS; |
| } |
| |
| static void me8100_di_destructor(struct me_subdevice *subdevice) |
| { |
| me8100_di_subdevice_t *instance; |
| |
| PDEBUG("executed.\n"); |
| |
| instance = (me8100_di_subdevice_t *) subdevice; |
| |
| free_irq(instance->irq, (void *)instance); |
| me_subdevice_deinit(&instance->base); |
| kfree(instance); |
| } |
| |
| static irqreturn_t me8100_isr(int irq, void *dev_id) |
| { |
| me8100_di_subdevice_t *instance; |
| uint32_t icsr; |
| |
| uint16_t irq_status; |
| uint16_t line_value = 0; |
| |
| uint32_t status_val = 0; |
| |
| PDEBUG("executed.\n"); |
| |
| instance = (me8100_di_subdevice_t *) dev_id; |
| |
| if (irq != instance->irq) { |
| PERROR("Incorrect interrupt num: %d.\n", irq); |
| return IRQ_NONE; |
| } |
| |
| icsr = inl(instance->irq_status_reg); |
| if (instance->di_idx == 0) { |
| |
| if ((icsr & |
| (PLX_INTCSR_LOCAL_INT1_STATE | PLX_INTCSR_PCI_INT_EN | |
| PLX_INTCSR_LOCAL_INT1_EN)) != |
| (PLX_INTCSR_LOCAL_INT1_STATE | PLX_INTCSR_PCI_INT_EN | |
| PLX_INTCSR_LOCAL_INT1_EN)) { |
| PINFO |
| ("%ld Shared interrupt. %s(): idx=0 plx:irq_status_reg=0x%04X\n", |
| jiffies, __func__, icsr); |
| return IRQ_NONE; |
| } |
| } else if (instance->di_idx == 1) { |
| if ((icsr & |
| (PLX_INTCSR_LOCAL_INT2_STATE | PLX_INTCSR_PCI_INT_EN | |
| PLX_INTCSR_LOCAL_INT2_EN)) != |
| (PLX_INTCSR_LOCAL_INT2_STATE | PLX_INTCSR_PCI_INT_EN | |
| PLX_INTCSR_LOCAL_INT2_EN)) { |
| PINFO |
| ("%ld Shared interrupt. %s(): idx=1 plx:irq_status_reg=0x%04X\n", |
| jiffies, __func__, icsr); |
| return IRQ_NONE; |
| } |
| } else { |
| PERROR("%s():Wrong interrupt idx=%d csr=0x%X.\n", __func__, |
| instance->di_idx, icsr); |
| return IRQ_NONE; |
| } |
| |
| PDEBUG("me8100_isr():Interrupt from idx=%d occured.\n", |
| instance->di_idx); |
| spin_lock(&instance->subdevice_lock); |
| inw(instance->irq_reset_reg); |
| line_value = inw(instance->port_reg); |
| |
| irq_status = instance->line_value ^ line_value; |
| |
| // Make extended information. |
| status_val |= (0x00FF & (~(uint16_t) instance->line_value & line_value)) << 16; //Raise |
| status_val |= (0x00FF & ((uint16_t) instance->line_value & ~line_value)); //Fall |
| |
| instance->line_value = line_value; |
| |
| if (instance->rised == 0) { |
| instance->status_value = irq_status; |
| instance->status_value_edges = status_val; |
| } else { |
| instance->status_value |= irq_status; |
| instance->status_value_edges |= status_val; |
| } |
| |
| if (instance->filtering_flag) { // For compare mode only. |
| if (instance->compare_value == instance->line_value) { |
| instance->rised = 1; |
| instance->irq_count++; |
| } |
| } else { |
| instance->rised = 1; |
| instance->irq_count++; |
| } |
| |
| spin_unlock(&instance->subdevice_lock); |
| wake_up_interruptible_all(&instance->wait_queue); |
| |
| return IRQ_HANDLED; |
| } |
| |
| me8100_di_subdevice_t *me8100_di_constructor(uint32_t me8100_reg_base, |
| uint32_t plx_reg_base, |
| unsigned int di_idx, |
| int irq, |
| spinlock_t *ctrl_reg_lock) |
| { |
| me8100_di_subdevice_t *subdevice; |
| int err; |
| |
| PDEBUG("executed.\n"); |
| |
| /* Allocate memory for subdevice instance */ |
| subdevice = kmalloc(sizeof(me8100_di_subdevice_t), GFP_KERNEL); |
| |
| if (!subdevice) { |
| PERROR("Cannot get memory for subdevice instance.\n"); |
| return NULL; |
| } |
| |
| memset(subdevice, 0, sizeof(me8100_di_subdevice_t)); |
| |
| /* Initialize subdevice base class */ |
| err = me_subdevice_init(&subdevice->base); |
| |
| if (err) { |
| PERROR("Cannot initialize subdevice base class instance.\n"); |
| kfree(subdevice); |
| return NULL; |
| } |
| // Initialize spin locks. |
| spin_lock_init(&subdevice->subdevice_lock); |
| |
| subdevice->ctrl_reg_lock = ctrl_reg_lock; |
| |
| /* Save the subdevice index. */ |
| subdevice->di_idx = di_idx; |
| |
| /* Initialize wait queue */ |
| init_waitqueue_head(&subdevice->wait_queue); |
| |
| /* Register interrupt service routine. */ |
| subdevice->irq = irq; |
| err = request_irq(subdevice->irq, me8100_isr, |
| IRQF_DISABLED | IRQF_SHARED, |
| ME8100_NAME, (void *)subdevice); |
| |
| if (err) { |
| PERROR("Cannot initialize subdevice base class instance.\n"); |
| kfree(subdevice); |
| return NULL; |
| } |
| PINFO("Registered irq=%d.\n", subdevice->irq); |
| |
| /* Initialize the registers */ |
| subdevice->ctrl_reg = |
| me8100_reg_base + ME8100_CTRL_REG_A + di_idx * ME8100_REG_OFFSET; |
| subdevice->port_reg = |
| me8100_reg_base + ME8100_DI_REG_A + di_idx * ME8100_REG_OFFSET; |
| subdevice->mask_reg = |
| me8100_reg_base + ME8100_MASK_REG_A + di_idx * ME8100_REG_OFFSET; |
| subdevice->pattern_reg = |
| me8100_reg_base + ME8100_PATTERN_REG_A + di_idx * ME8100_REG_OFFSET; |
| subdevice->din_int_reg = |
| me8100_reg_base + ME8100_INT_DI_REG_A + di_idx * ME8100_REG_OFFSET; |
| subdevice->irq_reset_reg = |
| me8100_reg_base + ME8100_RES_INT_REG_A + di_idx * ME8100_REG_OFFSET; |
| subdevice->irq_status_reg = plx_reg_base + PLX_INTCSR; |
| #ifdef MEDEBUG_DEBUG_REG |
| subdevice->reg_base = me8100_reg_base; |
| #endif |
| |
| /* Overload base class methods. */ |
| subdevice->base.me_subdevice_io_irq_start = me8100_di_io_irq_start; |
| subdevice->base.me_subdevice_io_irq_wait = me8100_di_io_irq_wait; |
| subdevice->base.me_subdevice_io_irq_stop = me8100_di_io_irq_stop; |
| subdevice->base.me_subdevice_io_reset_subdevice = |
| me8100_di_io_reset_subdevice; |
| subdevice->base.me_subdevice_io_single_config = |
| me8100_di_io_single_config; |
| subdevice->base.me_subdevice_io_single_read = me8100_di_io_single_read; |
| subdevice->base.me_subdevice_query_number_channels = |
| me8100_di_query_number_channels; |
| subdevice->base.me_subdevice_query_subdevice_type = |
| me8100_di_query_subdevice_type; |
| subdevice->base.me_subdevice_query_subdevice_caps = |
| me8100_di_query_subdevice_caps; |
| subdevice->base.me_subdevice_destructor = me8100_di_destructor; |
| |
| subdevice->rised = 0; |
| subdevice->irq_count = 0; |
| |
| return subdevice; |
| } |