| /branches/dynload/kernel/genarch/src/drivers/dsrln/dsrlnin.c |
|---|
| 0,0 → 1,83 |
| /* |
| * Copyright (c) 2009 Martin Decky |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * |
| * - Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * - Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * - The name of the author may not be used to endorse or promote products |
| * derived from this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
| * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
| * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
| * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
| * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
| * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
| * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| /** @addtogroup genarch |
| * @{ |
| */ |
| /** |
| * @file |
| * @brief Dummy serial line input. |
| */ |
| #include <genarch/drivers/dsrln/dsrlnin.h> |
| #include <console/chardev.h> |
| #include <mm/slab.h> |
| #include <arch/asm.h> |
| static indev_operations_t kbrdin_ops = { |
| .poll = NULL |
| }; |
| static irq_ownership_t dsrlnin_claim(irq_t *irq) |
| { |
| return IRQ_ACCEPT; |
| } |
| static void dsrlnin_irq_handler(irq_t *irq) |
| { |
| dsrlnin_instance_t *instance = irq->instance; |
| dsrlnin_t *dev = instance->dsrlnin; |
| indev_push_character(&instance->kbrdin, pio_read_8(&dev->data)); |
| } |
| indev_t *dsrlnin_init(dsrlnin_t *dev, devno_t devno, inr_t inr) |
| { |
| dsrlnin_instance_t *instance |
| = malloc(sizeof(dsrlnin_instance_t), FRAME_ATOMIC); |
| if (!instance) |
| return NULL; |
| indev_initialize("dsrlnin", &instance->kbrdin, &kbrdin_ops); |
| instance->devno = devno; |
| instance->dsrlnin = dev; |
| irq_initialize(&instance->irq); |
| instance->irq.devno = devno; |
| instance->irq.inr = inr; |
| instance->irq.claim = dsrlnin_claim; |
| instance->irq.handler = dsrlnin_irq_handler; |
| instance->irq.instance = instance; |
| irq_register(&instance->irq); |
| return &instance->kbrdin; |
| } |
| /** @} |
| */ |
| /branches/dynload/kernel/genarch/src/drivers/dsrln/dsrlnout.c |
|---|
| 0,0 → 1,71 |
| /* |
| * Copyright (c) 2009 Martin Decky |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * |
| * - Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * - Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * - The name of the author may not be used to endorse or promote products |
| * derived from this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
| * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
| * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
| * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
| * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
| * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
| * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| /** @addtogroup genarch |
| * @{ |
| */ |
| /** |
| * @file |
| * @brief Dummy serial line output. |
| */ |
| #include <genarch/drivers/dsrln/dsrlnout.h> |
| #include <console/chardev.h> |
| #include <arch/asm.h> |
| #include <console/console.h> |
| #include <sysinfo/sysinfo.h> |
| static ioport8_t *dsrlnout_base; |
| static void dsrlnout_putchar(outdev_t *dev __attribute__((unused)), const char ch, bool silent) |
| { |
| if (!silent) |
| pio_write_8(dsrlnout_base, ch); |
| } |
| static outdev_t dsrlnout_console; |
| static outdev_operations_t dsrlnout_ops = { |
| .write = dsrlnout_putchar |
| }; |
| void dsrlnout_init(ioport8_t *base) |
| { |
| /* Initialize the software structure. */ |
| dsrlnout_base = base; |
| outdev_initialize("dsrlnout", &dsrlnout_console, &dsrlnout_ops); |
| stdout = &dsrlnout_console; |
| sysinfo_set_item_val("fb", NULL, true); |
| sysinfo_set_item_val("fb.kind", NULL, 3); |
| sysinfo_set_item_val("fb.address.physical", NULL, KA2PA(base)); |
| } |
| /** @} |
| */ |