diff options
Diffstat (limited to 'target/linux/olpc/files-2.6.23/drivers')
9 files changed, 0 insertions, 2887 deletions
diff --git a/target/linux/olpc/files-2.6.23/drivers/input/mouse/olpc.c b/target/linux/olpc/files-2.6.23/drivers/input/mouse/olpc.c deleted file mode 100644 index dc575ac062..0000000000 --- a/target/linux/olpc/files-2.6.23/drivers/input/mouse/olpc.c +++ /dev/null @@ -1,554 +0,0 @@ -/* - * OLPC touchpad PS/2 mouse driver - * - * Copyright (c) 2006 One Laptop Per Child, inc. - * Authors Zephaniah E. Hull and Andres Salomon <dilinger@laptop.org> - * - * This driver is partly based on the ALPS driver, which is: - * - * Copyright (c) 2003 Neil Brown <neilb@cse.unsw.edu.au> - * Copyright (c) 2003-2005 Peter Osterlund <petero2@telia.com> - * Copyright (c) 2004 Dmitry Torokhov <dtor@mail.ru> - * Copyright (c) 2005 Vojtech Pavlik <vojtech@suse.cz> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ - -/* - * The touchpad on the OLPC is fairly wide, with the entire area usable - * as a tablet ("PT mode"), and the center 1/3rd also usable as a touchpad - * ("GS mode"). - * - * Earlier version of the device had simultaneous reporting; however, that - * was removed. Instead, the device now reports packets in one mode, and - * tells the driver when a mode switch needs to happen. - */ - -#include <linux/input.h> -#include <linux/serio.h> -#include <linux/libps2.h> -#include <linux/delay.h> -#include <asm/olpc.h> - -#include "psmouse.h" -#include "olpc.h" - -static int tpdebug; -module_param(tpdebug, int, 0644); - -#define OLPC_GS 1 /* The GS sensor. */ -#define OLPC_PT 2 /* The PT sensor. */ - -static struct olpc_model_info olpc_model_data[] = { - { { 0x67, 0x00, 0x00 }, OLPC_GS | OLPC_PT }, /* unknown ID */ - { { 0x67, 0x00, 0x0a }, OLPC_GS | OLPC_PT }, /* pre-B1 */ - { { 0x67, 0x00, 0x14 }, OLPC_GS }, /* B1.*/ - { { 0x67, 0x00, 0x28 }, OLPC_GS | OLPC_PT }, /* B2 */ - { { 0x67, 0x00, 0x3c }, OLPC_GS | OLPC_PT }, /* B2-2 */ - { { 0x67, 0x00, 0x50 }, OLPC_GS | OLPC_PT }, /* C1 */ -}; - -#define OLPC_PKT_PT 0xcf -#define OLPC_PKT_GS 0xff - -static int olpc_absolute_mode(struct psmouse *psmouse, int mode); - -/* - * OLPC absolute Mode - single-mode format - * - * byte 0: 1 1 0 0 1 1 1 1 - * byte 1: 0 x6 x5 x4 x3 x2 x1 x0 - * byte 2(PT): 0 0 x9 x8 x7 ? pt-dsw gs-dsw - * byte 2(GS): 0 x10 x9 x8 x7 ? gs-dsw pt-dsw - * byte 3: 0 y9 y8 y7 1 0 swr swl - * byte 4: 0 y6 y5 y4 y3 y2 y1 y0 - * byte 5: 0 z6 z5 z4 z3 z2 z1 z0 - * - * ?'s are not defined in the protocol spec, may vary between models. - * - * swr/swl are the left/right buttons. - * - * pt-dsw/gs-dsw indicate that the pt/gs sensor is detecting a - * pen/finger - */ - -static void olpc_process_packet_gspt(struct psmouse *psmouse) -{ - struct olpc_data *priv = psmouse->private; - unsigned char *packet = psmouse->packet; - struct input_dev *dev = psmouse->dev; - struct input_dev *dev2 = priv->dev2; - int x, y, z, gs_down = 0, pt_down = 0, left, right; - struct timeval now_tv; - s64 now_ns; - - left = packet[3] & 1; - right = packet[3] & 2; - x = packet[1] | ((packet[2] & 0x78) << 4); - y = packet[4] | ((packet[3] & 0x70) << 3); - z = packet[5]; - - if (psmouse->packet[0] == OLPC_PKT_GS) { - pt_down = !!(packet[2] & 1); - gs_down = !!(packet[2] & 2); - } else if (psmouse->packet[0] == OLPC_PKT_PT) { - gs_down = !!(packet[2] & 1); - pt_down = !!(packet[2] & 2); - } - - /* - * XXX: Kludge. - * If it's been more than 30ms since the last packet, - * assume that there was a lift we were never told about. - */ - do_gettimeofday(&now_tv); - now_ns = timeval_to_ns (&now_tv); - if (now_ns >= priv->late) { - input_report_key(dev, BTN_TOUCH, 0); - input_report_key(dev, BTN_TOOL_PEN, 0); - input_report_key(dev2, BTN_TOUCH, 0); - input_report_key(dev2, BTN_TOOL_FINGER, 0); - - input_sync(dev); - input_sync(dev2); - } - - priv->late = now_ns + (30 * NSEC_PER_MSEC); - - - if (tpdebug) { - printk(KERN_DEBUG "%s %02x %02x %02x %02x %02x %02x\n", - __FUNCTION__, psmouse->packet[0], psmouse->packet[1], - psmouse->packet[2], psmouse->packet[3], psmouse->packet[4], - psmouse->packet[5]); - printk(KERN_DEBUG "l=%d r=%d p=%d g=%d x=%d y=%d z=%d\n", - left, right, pt_down, gs_down, x, y, z); - } - - if (psmouse->packet[0] == OLPC_PKT_PT) { - input_report_key(dev, BTN_LEFT, left); - input_report_key(dev, BTN_RIGHT, right); - } else if (psmouse->packet[0] == OLPC_PKT_GS) { - input_report_key(dev, BTN_LEFT, left); - input_report_key(dev, BTN_RIGHT, right); - input_report_key(dev2, BTN_LEFT, left); - input_report_key(dev2, BTN_RIGHT, right); - } - - input_report_key(dev, BTN_TOUCH, pt_down); - input_report_key(dev, BTN_TOOL_PEN, pt_down); - input_report_key(dev2, BTN_TOUCH, gs_down); - input_report_key(dev2, BTN_TOOL_FINGER, gs_down); - - input_report_abs(dev2, ABS_PRESSURE, z); - - if (psmouse->packet[0] == OLPC_PKT_PT && pt_down) { - input_report_abs(dev, ABS_X, x); - input_report_abs(dev, ABS_Y, y); - } else if (psmouse->packet[0] == OLPC_PKT_GS && gs_down) { - input_report_abs(dev2, ABS_X, x); - input_report_abs(dev2, ABS_Y, y); - } - - input_sync(dev); - input_sync(dev2); - - if (priv->pending_mode == OLPC_GS && - psmouse->packet[0] == OLPC_PKT_PT && pt_down) { - priv->pending_mode = 0; - cancel_delayed_work(&priv->mode_switch); - } - - if (priv->i->flags & (OLPC_PT|OLPC_GS)) { - int pending = 0; - if (psmouse->packet[0] == OLPC_PKT_PT && !pt_down) - pending = OLPC_GS; - else if (psmouse->packet[0] == OLPC_PKT_GS && pt_down) - pending = OLPC_PT; - - if (priv->current_mode == pending) { - priv->pending_mode = 0; - pending = priv->current_mode; - } - else if (priv->pending_mode != pending) { - priv->pending_mode = pending; - if (tpdebug) - printk(KERN_WARNING "Scheduling mode switch to %s.\n", - pending == OLPC_GS ? "GS" : "PT"); - - /* - * Apply a de-bounce when switching from PT to GS, to allow for - * spurious PT-up packets. - */ - if (priv->pending_mode == OLPC_GS) - queue_delayed_work(kpsmoused_wq, &priv->mode_switch, msecs_to_jiffies(50)); - else - queue_delayed_work(kpsmoused_wq, &priv->mode_switch, 0); - } - } -} - -static psmouse_ret_t olpc_process_byte(struct psmouse *psmouse) -{ - psmouse_ret_t ret = PSMOUSE_BAD_DATA; - - if (psmouse->packet[0] != OLPC_PKT_PT && - psmouse->packet[0] != OLPC_PKT_GS) - goto out; - - /* Bytes 2 - 6 should have 0 in the highest bit */ - if (psmouse->pktcnt >= 2 && psmouse->pktcnt <= 6 && - (psmouse->packet[psmouse->pktcnt - 1] & 0x80)) - goto out; - - if (psmouse->pktcnt == 6) { - olpc_process_packet_gspt(psmouse); - ret = PSMOUSE_FULL_PACKET; - goto out; - } - - ret = PSMOUSE_GOOD_DATA; -out: - if (ret != PSMOUSE_GOOD_DATA && ret != PSMOUSE_FULL_PACKET) - printk(KERN_DEBUG "%s: (%d) %02x %02x %02x %02x %02x %02x\n", - __FUNCTION__, psmouse->pktcnt, psmouse->packet[0], - psmouse->packet[1], psmouse->packet[2], - psmouse->packet[3], psmouse->packet[4], - psmouse->packet[5]); - return ret; -} - -static struct olpc_model_info *olpc_get_model(struct psmouse *psmouse) -{ - struct ps2dev *ps2dev = &psmouse->ps2dev; - unsigned char param[4]; - int i; - - /* - * Now try "E7 report". Allowed responses are in - * olpc_model_data[].signature - */ - if (ps2_command(ps2dev, NULL, PSMOUSE_CMD_SETSCALE21) || - ps2_command(ps2dev, NULL, PSMOUSE_CMD_SETSCALE21) || - ps2_command(ps2dev, NULL, PSMOUSE_CMD_SETSCALE21)) - return NULL; - - param[0] = param[1] = param[2] = 0xff; - if (ps2_command(ps2dev, param, PSMOUSE_CMD_GETINFO)) - return NULL; - - pr_debug("olpc.c(%d): E7 report: %2.2x %2.2x %2.2x", - __LINE__, param[0], param[1], param[2]); - - for (i = 0; i < ARRAY_SIZE(olpc_model_data); i++) { - if (!memcmp(param, olpc_model_data[i].signature, - sizeof(olpc_model_data[i].signature))) { - printk(KERN_INFO __FILE__ ": OLPC touchpad revision 0x%x.\n", param[2]); - return olpc_model_data + i; - } - } - - /* - * ALPS creates new IDs pretty frequently; rather than listing them - * all, just assume they support the defaults. We've set aside the - * first entry of olpc_model_data as the catch-all. - */ - if (!memcmp(param, olpc_model_data[0].signature, 2)) { - printk(KERN_INFO __FILE__ ": unknown ALPS revision %x, assuming default flags.\n", param[2]); - return &olpc_model_data[0]; - } - - return NULL; -} - -static int olpc_find_mode(struct psmouse *psmouse) -{ - struct olpc_data *priv = psmouse->private; - int mode = priv->i->flags; - - if (mode & OLPC_GS) - mode = OLPC_GS; - else if (mode & OLPC_PT) - mode = OLPC_PT; - else - mode = -1; - - return mode; -} - -/* - * Touchpad should be disabled before calling this! - */ -static int olpc_new_mode(struct psmouse *psmouse, int mode) -{ - struct ps2dev *ps2dev = &psmouse->ps2dev; - struct olpc_data *priv = psmouse->private; - unsigned char param; - int ret; - - if (tpdebug) - printk(KERN_WARNING __FILE__ ": Switching to %d. [%lu]\n", mode, jiffies); - - if ((ret = ps2_command(ps2dev, ¶m, 0x01F2))) - goto failed; - if ((ret = ps2_command(ps2dev, ¶m, 0x01F2))) - goto failed; - if ((ret = ps2_command(ps2dev, ¶m, 0x01F2))) - goto failed; - - switch (mode) { - default: - printk(KERN_WARNING __FILE__ ": Invalid mode %d. Defaulting to OLPC_GS.\n", mode); - case OLPC_GS: - ret = ps2_command(ps2dev, NULL, 0xE6); - break; - case OLPC_PT: - ret = ps2_command(ps2dev, NULL, 0xE7); - break; - } - if (ret) - goto failed; - - /* XXX: This is a bit hacky, make sure this isn't screwing stuff up. */ - psmouse->pktcnt = psmouse->out_of_sync = 0; - psmouse->last = jiffies; - psmouse->state = PSMOUSE_ACTIVATED; - - if ((ret = ps2_command(ps2dev, NULL, PSMOUSE_CMD_ENABLE))) - goto failed; - - priv->current_mode = mode; - priv->pending_mode = 0; - if (tpdebug) - printk(KERN_WARNING __FILE__ ": Switched to mode %d successful.\n", mode); - -failed: - if (ret) - printk(KERN_WARNING __FILE__ ": Mode switch to %d failed! (%d) [%lu]\n", mode, ret, jiffies); - return ret; -} - -static int olpc_absolute_mode(struct psmouse *psmouse, int mode) -{ - struct ps2dev *ps2dev = &psmouse->ps2dev; - - /* Switch to 'Advanced mode.', four disables in a row. */ - if (ps2_command(ps2dev, NULL, PSMOUSE_CMD_DISABLE) || - ps2_command(ps2dev, NULL, PSMOUSE_CMD_DISABLE) || - ps2_command(ps2dev, NULL, PSMOUSE_CMD_DISABLE) || - ps2_command(ps2dev, NULL, PSMOUSE_CMD_DISABLE)) - return -1; - - return olpc_new_mode(psmouse, mode); -} - -/* - * olpc_poll() - poll the touchpad for current motion packet. - * Used in resync. - * Note: We can't poll, so always return failure. - */ -static int olpc_poll(struct psmouse *psmouse) -{ - return -1; -} - -static int olpc_reconnect(struct psmouse *psmouse) -{ - struct olpc_data *priv = psmouse->private; - int mode; - - if (olpc_rev_after(OLPC_REV_B2)) - if (psmouse->ps2dev.serio->dev.power.power_state.event != PM_EVENT_ON) - return 0; - - psmouse_reset(psmouse); - - if (!(priv->i = olpc_get_model(psmouse))) - return -1; - - mode = olpc_find_mode(psmouse); - if (mode < 0) - return -1; - - if (olpc_absolute_mode(psmouse, mode)) { - printk(KERN_ERR __FILE__ ": Failed to reenable absolute mode.\n"); - return -1; - } - - return 0; -} - -static void olpc_disconnect(struct psmouse *psmouse) -{ - struct olpc_data *priv = psmouse->private; - - psmouse_reset(psmouse); - input_unregister_device(priv->dev2); - kfree(priv); -} - -static void olpc_mode_switch(struct work_struct *w) -{ - struct delayed_work *work = container_of(w, struct delayed_work, work); - struct olpc_data *priv = container_of(work, struct olpc_data, mode_switch); - struct psmouse *psmouse = priv->psmouse; - struct ps2dev *ps2dev = &psmouse->ps2dev; - int pending_mode, ret; - - if (priv->pending_mode == priv->current_mode) { - priv->pending_mode = 0; - printk (KERN_DEBUG __FILE__ ": In switch_mode, no target mode.\n"); - return; - } - - if (tpdebug) - printk(KERN_WARNING __FILE__ ": Disable for switch to %d. [%lu]\n", priv->pending_mode, jiffies); - - /* XXX: This is a bit hacky, make sure this isn't screwing stuff up. */ - psmouse->state = PSMOUSE_INITIALIZING; - - ret = ps2_command(ps2dev, NULL, PSMOUSE_CMD_DISABLE); - if (ret) { - /* XXX: if this ever fails, we need to do a full reset! */ - printk(KERN_WARNING __FILE__ ": Disable failed for switch to %d. (%d) [%lu]\n", priv->pending_mode, ret, jiffies); - return; - } - - /* - * ALPS tells us that it may take up to 20msec for the disable to - * take effect; however, ps2_command() will wait up to 200msec for - * the ACK to come back (and I'm assuming that by the time the - * hardware sends back its ACK, it has stopped sending bytes). - */ - pending_mode = priv->pending_mode; - - if (olpc_new_mode(psmouse, priv->pending_mode)) - goto bad; - - /* - * Deal with a potential race condition. - * - * If there is a brief tap of a stylus or a fingernail that - * triggers a mode switch to PT mode, and the stylus/fingernail is - * lifted after the DISABLE above, but before we reenable in the new mode, - * then we can get stuck in PT mode. - */ - if (pending_mode == OLPC_PT) { - priv->pending_mode = OLPC_GS; - queue_delayed_work(kpsmoused_wq, &priv->mode_switch, msecs_to_jiffies(50)); - } - - return; - -bad: - printk(KERN_WARNING __FILE__ ": Failure to switch modes, resetting device...\n"); - olpc_reconnect(psmouse); -} - -int olpc_init(struct psmouse *psmouse) -{ - struct olpc_data *priv; - struct input_dev *dev = psmouse->dev; - struct input_dev *dev2; - int mode; - - priv = kzalloc(sizeof(struct olpc_data), GFP_KERNEL); - dev2 = input_allocate_device(); - if (!priv || !dev2) - goto init_fail; - - psmouse->private = priv; - priv->dev2 = dev2; - priv->psmouse = psmouse; - - psmouse_reset(psmouse); - if (!(priv->i = olpc_get_model(psmouse))) - goto init_fail; - - mode = olpc_find_mode(psmouse); - if (mode < 0) { - printk(KERN_ERR __FILE__ ": Failed to identify proper mode\n"); - goto init_fail; - } - - if (olpc_absolute_mode(psmouse, mode)) { - printk(KERN_ERR __FILE__ ": Failed to enable absolute mode\n"); - goto init_fail; - } - - /* - * Unset some of the default bits for things we don't have. - */ - dev->evbit[LONG(EV_REL)] &= ~BIT(EV_REL); - dev->relbit[LONG(REL_X)] &= ~(BIT(REL_X) | BIT(REL_Y)); - dev->keybit[LONG(BTN_MIDDLE)] &= ~BIT(BTN_MIDDLE); - - dev->evbit[LONG(EV_KEY)] |= BIT(EV_KEY); - dev->keybit[LONG(BTN_TOUCH)] |= BIT(BTN_TOUCH); - dev->keybit[LONG(BTN_TOOL_PEN)] |= BIT(BTN_TOOL_PEN); - dev->keybit[LONG(BTN_LEFT)] |= BIT(BTN_LEFT) | BIT(BTN_RIGHT); - - dev->evbit[LONG(EV_ABS)] |= BIT(EV_ABS); - input_set_abs_params(dev, ABS_X, 2, 1000, 0, 0); - input_set_abs_params(dev, ABS_Y, 0, 717, 0, 0); - - snprintf(priv->phys, sizeof(priv->phys), - "%s/input1", psmouse->ps2dev.serio->phys); - dev2->phys = priv->phys; - dev2->name = "OLPC ALPS GlideSensor"; - dev2->id.bustype = BUS_I8042; - dev2->id.vendor = 0x0002; - dev2->id.product = PSMOUSE_OLPC; - dev2->id.version = 0x0000; - - dev2->evbit[LONG(EV_KEY)] |= BIT(EV_KEY); - dev2->keybit[LONG(BTN_TOUCH)] |= BIT(BTN_TOUCH); - dev2->keybit[LONG(BTN_TOOL_FINGER)] |= BIT(BTN_TOOL_FINGER); - dev2->keybit[LONG(BTN_LEFT)] |= BIT(BTN_LEFT) | BIT(BTN_RIGHT); - - dev2->evbit[LONG(EV_ABS)] |= BIT(EV_ABS); - input_set_abs_params(dev2, ABS_X, 350, 512, 0, 0); - input_set_abs_params(dev2, ABS_Y, 70, 325, 0, 0); - input_set_abs_params(dev2, ABS_PRESSURE, 0, 63, 0, 0); - - if (input_register_device(dev2)) { - printk(KERN_ERR __FILE__ ": Failed to register GlideSensor\n"); - goto init_fail; - } - - psmouse->protocol_handler = olpc_process_byte; - psmouse->poll = olpc_poll; - psmouse->disconnect = olpc_disconnect; - psmouse->reconnect = olpc_reconnect; - psmouse->pktsize = 6; - - /* Disable the idle resync. */ - psmouse->resync_time = 0; - /* Reset after a lot of bad bytes. */ - psmouse->resetafter = 1024; - - INIT_DELAYED_WORK(&priv->mode_switch, olpc_mode_switch); - - return 0; - -init_fail: - input_free_device(dev2); - kfree(priv); - return -1; -} - -int olpc_detect(struct psmouse *psmouse, int set_properties) -{ - if (!olpc_get_model(psmouse)) - return -1; - - if (set_properties) { - psmouse->vendor = "ALPS"; - psmouse->name = "PenTablet"; - psmouse->model = 0; - } - return 0; -} - diff --git a/target/linux/olpc/files-2.6.23/drivers/input/mouse/olpc.h b/target/linux/olpc/files-2.6.23/drivers/input/mouse/olpc.h deleted file mode 100644 index 426f8b4ea9..0000000000 --- a/target/linux/olpc/files-2.6.23/drivers/input/mouse/olpc.h +++ /dev/null @@ -1,49 +0,0 @@ -/* - * OLPC touchpad PS/2 mouse driver - * - * Copyright (c) 2006 One Laptop Per Child, inc. - * - * This driver is partly based on the ALPS driver. - * Copyright (c) 2003 Peter Osterlund <petero2@telia.com> - * Copyright (c) 2005 Vojtech Pavlik <vojtech@suse.cz> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published by - * the Free Software Foundation. - */ - -#ifndef _OLPC_H -#define _OLPC_H - -struct olpc_model_info { - unsigned char signature[3]; - unsigned char flags; -}; - -struct olpc_data { - struct input_dev *dev2; /* Relative device */ - struct psmouse *psmouse; - char name[32]; /* Name */ - char phys[32]; /* Phys */ - struct olpc_model_info *i; /* Info */ - int pending_mode; - int current_mode; - s64 late; - struct delayed_work mode_switch; -}; - -#ifdef CONFIG_MOUSE_PS2_OLPC -int olpc_detect(struct psmouse *psmouse, int set_properties); -int olpc_init(struct psmouse *psmouse); -#else -inline int olpc_detect(struct psmouse *psmouse, int set_properties) -{ - return -ENOSYS; -} -inline int olpc_init(struct psmouse *psmouse) -{ - return -ENOSYS; -} -#endif - -#endif diff --git a/target/linux/olpc/files-2.6.23/drivers/mtd/mtdcore.h b/target/linux/olpc/files-2.6.23/drivers/mtd/mtdcore.h deleted file mode 100644 index a33251f4b8..0000000000 --- a/target/linux/olpc/files-2.6.23/drivers/mtd/mtdcore.h +++ /dev/null @@ -1,11 +0,0 @@ -/* linux/drivers/mtd/mtdcore.h - * - * Header file for driver private mtdcore exports - * - */ - -/* These are exported solely for the purpose of mtd_blkdevs.c. You - should not use them for _anything_ else */ - -extern struct mutex mtd_table_mutex; -extern struct mtd_info *mtd_table[MAX_MTD_DEVICES]; diff --git a/target/linux/olpc/files-2.6.23/drivers/mtd/mtdoops.c b/target/linux/olpc/files-2.6.23/drivers/mtd/mtdoops.c deleted file mode 100644 index cfc28ab4a3..0000000000 --- a/target/linux/olpc/files-2.6.23/drivers/mtd/mtdoops.c +++ /dev/null @@ -1,365 +0,0 @@ -/* - * MTD Oops/Panic logger - * - * Copyright (C) 2007 Nokia Corporation. All rights reserved. - * - * Author: Richard Purdie <rpurdie@openedhand.com> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * version 2 as published by the Free Software Foundation. - * - * 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 <linux/kernel.h> -#include <linux/module.h> -#include <linux/console.h> -#include <linux/vmalloc.h> -#include <linux/workqueue.h> -#include <linux/sched.h> -#include <linux/wait.h> -#include <linux/mtd/mtd.h> - -#define OOPS_PAGE_SIZE 4096 - -static struct mtdoops_context { - int mtd_index; - struct work_struct work; - struct mtd_info *mtd; - int oops_pages; - int nextpage; - int nextcount; - - void *oops_buf; - int ready; - int writecount; -} oops_cxt; - -static void mtdoops_erase_callback(struct erase_info *done) -{ - wait_queue_head_t *wait_q = (wait_queue_head_t *)done->priv; - wake_up(wait_q); -} - -static int mtdoops_erase_block(struct mtd_info *mtd, int offset) -{ - struct erase_info erase; - DECLARE_WAITQUEUE(wait, current); - wait_queue_head_t wait_q; - int ret; - - init_waitqueue_head(&wait_q); - erase.mtd = mtd; - erase.callback = mtdoops_erase_callback; - erase.addr = offset; - if (mtd->erasesize < OOPS_PAGE_SIZE) - erase.len = OOPS_PAGE_SIZE; - else - erase.len = mtd->erasesize; - erase.priv = (u_long)&wait_q; - - set_current_state(TASK_INTERRUPTIBLE); - add_wait_queue(&wait_q, &wait); - - ret = mtd->erase(mtd, &erase); - if (ret) { - set_current_state(TASK_RUNNING); - remove_wait_queue(&wait_q, &wait); - printk (KERN_WARNING "mtdoops: erase of region [0x%x, 0x%x] " - "on \"%s\" failed\n", - erase.addr, erase.len, mtd->name); - return ret; - } - - schedule(); /* Wait for erase to finish. */ - remove_wait_queue(&wait_q, &wait); - - return 0; -} - -static int mtdoops_inc_counter(struct mtdoops_context *cxt) -{ - struct mtd_info *mtd = cxt->mtd; - size_t retlen; - u32 count; - int ret; - - cxt->nextpage++; - if (cxt->nextpage > cxt->oops_pages) - cxt->nextpage = 0; - cxt->nextcount++; - if (cxt->nextcount == 0xffffffff) - cxt->nextcount = 0; - - ret = mtd->read(mtd, cxt->nextpage * OOPS_PAGE_SIZE, 4, - &retlen, (u_char *) &count); - if ((retlen != 4) || (ret < 0)) { - printk(KERN_ERR "mtdoops: Read failure at %d (%d of 4 read)" - ", err %d.\n", cxt->nextpage * OOPS_PAGE_SIZE, - retlen, ret); - return 1; - } - - /* See if we need to erase the next block */ - if (count != 0xffffffff) - return 1; - - printk(KERN_DEBUG "mtdoops: Ready %d, %d (no erase)\n", - cxt->nextpage, cxt->nextcount); - cxt->ready = 1; - return 0; -} - -static void mtdoops_prepare(struct mtdoops_context *cxt) -{ - struct mtd_info *mtd = cxt->mtd; - int i = 0, j, ret, mod; - - /* We were unregistered */ - if (!mtd) - return; - - mod = (cxt->nextpage * OOPS_PAGE_SIZE) % mtd->erasesize; - if (mod != 0) { - cxt->nextpage = cxt->nextpage + ((mtd->erasesize - mod) / OOPS_PAGE_SIZE); - if (cxt->nextpage > cxt->oops_pages) - cxt->nextpage = 0; - } - - while (mtd->block_isbad && - mtd->block_isbad(mtd, cxt->nextpage * OOPS_PAGE_SIZE)) { -badblock: - printk(KERN_WARNING "mtdoops: Bad block at %08x\n", - cxt->nextpage * OOPS_PAGE_SIZE); - i++; - cxt->nextpage = cxt->nextpage + (mtd->erasesize / OOPS_PAGE_SIZE); - if (cxt->nextpage > cxt->oops_pages) - cxt->nextpage = 0; - if (i == (cxt->oops_pages / (mtd->erasesize / OOPS_PAGE_SIZE))) { - printk(KERN_ERR "mtdoops: All blocks bad!\n"); - return; - } - } - - for (j = 0, ret = -1; (j < 3) && (ret < 0); j++) - ret = mtdoops_erase_block(mtd, cxt->nextpage * OOPS_PAGE_SIZE); - - if (ret < 0) { - if (mtd->block_markbad) - mtd->block_markbad(mtd, cxt->nextpage * OOPS_PAGE_SIZE); - goto badblock; - } - - printk(KERN_DEBUG "mtdoops: Ready %d, %d \n", cxt->nextpage, cxt->nextcount); - - cxt->ready = 1; -} - -static void mtdoops_workfunc(struct work_struct *work) -{ - struct mtdoops_context *cxt = - container_of(work, struct mtdoops_context, work); - - mtdoops_prepare(cxt); -} - -static int find_next_position(struct mtdoops_context *cxt) -{ - struct mtd_info *mtd = cxt->mtd; - int page, maxpos = 0; - u32 count, maxcount = 0xffffffff; - size_t retlen; - - for (page = 0; page < cxt->oops_pages; page++) { - mtd->read(mtd, page * OOPS_PAGE_SIZE, 4, &retlen, (u_char *) &count); - if (count == 0xffffffff) - continue; - if (maxcount == 0xffffffff) { - maxcount = count; - maxpos = page; - } else if ((count < 0x40000000) && (maxcount > 0xc0000000)) { - maxcount = count; - maxpos = page; - } else if ((count > maxcount) && (count < 0xc0000000)) { - maxcount = count; - maxpos = page; - } else if ((count > maxcount) && (count > 0xc0000000) - && (maxcount > 0x80000000)) { - maxcount = count; - maxpos = page; - } - } - if (maxcount == 0xffffffff) { - cxt->nextpage = 0; - cxt->nextcount = 1; - cxt->ready = 1; - printk(KERN_DEBUG "mtdoops: Ready %d, %d (first init)\n", - cxt->nextpage, cxt->nextcount); - return 0; - } - - cxt->nextpage = maxpos; - cxt->nextcount = maxcount; - - return mtdoops_inc_counter(cxt); -} - - -static void mtdoops_notify_add(struct mtd_info *mtd) -{ - struct mtdoops_context *cxt = &oops_cxt; - int ret; - - if ((mtd->index != cxt->mtd_index) || cxt->mtd_index < 0) - return; - - if (mtd->size < (mtd->erasesize * 2)) { - printk(KERN_ERR "MTD partition %d not big enough for mtdoops\n", - mtd->index); - return; - } - - cxt->mtd = mtd; - cxt->oops_pages = mtd->size / OOPS_PAGE_SIZE; - - ret = find_next_position(cxt); - if (ret == 1) - mtdoops_prepare(cxt); - - printk(KERN_DEBUG "mtdoops: Attached to MTD device %d\n", mtd->index); -} - -static void mtdoops_notify_remove(struct mtd_info *mtd) -{ - struct mtdoops_context *cxt = &oops_cxt; - - if ((mtd->index != cxt->mtd_index) || cxt->mtd_index < 0) - return; - - cxt->mtd = NULL; - flush_scheduled_work(); -} - - -static void -mtdoops_console_write(struct console *co, const char *s, unsigned int count) -{ - struct mtdoops_context *cxt = co->data; - struct mtd_info *mtd = cxt->mtd; - int i, ret; - - if (!cxt->ready || !mtd) - return; - - if (!oops_in_progress && cxt->writecount != 0) { - size_t retlen; - if (cxt->writecount < OOPS_PAGE_SIZE) - memset(cxt->oops_buf + cxt->writecount, 0xff, - OOPS_PAGE_SIZE - cxt->writecount); - - ret = mtd->write(mtd, cxt->nextpage * OOPS_PAGE_SIZE, - OOPS_PAGE_SIZE, &retlen, cxt->oops_buf); - cxt->ready = 0; - cxt->writecount = 0; - - if ((retlen != OOPS_PAGE_SIZE) || (ret < 0)) - printk(KERN_ERR "mtdoops: Write failure at %d (%d of %d" - " written), err %d.\n", - cxt->nextpage * OOPS_PAGE_SIZE, retlen, - OOPS_PAGE_SIZE, ret); - - ret = mtdoops_inc_counter(cxt); - if (ret == 1) - schedule_work(&cxt->work); - } - - if (!oops_in_progress) - return; - - if (cxt->writecount == 0) { - u32 *stamp = cxt->oops_buf; - *stamp = cxt->nextcount; - cxt->writecount = 4; - } - - if ((count + cxt->writecount) > OOPS_PAGE_SIZE) - count = OOPS_PAGE_SIZE - cxt->writecount; - - for (i = 0; i < count; i++, s++) - *((char *)(cxt->oops_buf) + cxt->writecount + i) = *s; - - cxt->writecount = cxt->writecount + count; -} - -static int __init mtdoops_console_setup(struct console *co, char *options) -{ - struct mtdoops_context *cxt = co->data; - - if (cxt->mtd_index != -1) - return -EBUSY; - if (co->index == -1) - return -EINVAL; - - cxt->mtd_index = co->index; - return 0; -} - -static struct mtd_notifier mtdoops_notifier = { - .add = mtdoops_notify_add, - .remove = mtdoops_notify_remove, -}; - -static struct console mtdoops_console = { - .name = "ttyMTD", - .write = mtdoops_console_write, - .setup = mtdoops_console_setup, - .flags = CON_PRINTBUFFER, - .index = -1, - .data = &oops_cxt, -}; - -static int __init mtdoops_console_init(void) -{ - struct mtdoops_context *cxt = &oops_cxt; - - cxt->mtd_index = -1; - cxt->oops_buf = vmalloc(OOPS_PAGE_SIZE); - - if (!cxt->oops_buf) { - printk(KERN_ERR "Failed to allocate oops buffer workspace\n"); - return -ENOMEM; - } - - INIT_WORK(&cxt->work, mtdoops_workfunc); - - register_console(&mtdoops_console); - register_mtd_user(&mtdoops_notifier); - return 0; -} - -static void __exit mtdoops_console_exit(void) -{ - struct mtdoops_context *cxt = &oops_cxt; - - unregister_mtd_user(&mtdoops_notifier); - unregister_console(&mtdoops_console); - vfree(cxt->oops_buf); -} - - -subsys_initcall(mtdoops_console_init); -module_exit(mtdoops_console_exit); - -MODULE_LICENSE("GPL"); -MODULE_AUTHOR("Richard Purdie <rpurdie@openedhand.com>"); -MODULE_DESCRIPTION("MTD Oops/Panic console logger/driver"); diff --git a/target/linux/olpc/files-2.6.23/drivers/mtd/onenand/onenand_sim.c b/target/linux/olpc/files-2.6.23/drivers/mtd/onenand/onenand_sim.c deleted file mode 100644 index b80667309b..0000000000 --- a/target/linux/olpc/files-2.6.23/drivers/mtd/onenand/onenand_sim.c +++ /dev/null @@ -1,495 +0,0 @@ -/* - * linux/drivers/mtd/onenand/onenand_sim.c - * - * The OneNAND simulator - * - * Copyright © 2005-2007 Samsung Electronics - * Kyungmin Park <kyungmin.park@samsung.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ - -#include <linux/kernel.h> -#include <linux/module.h> -#include <linux/init.h> -#include <linux/vmalloc.h> -#include <linux/mtd/mtd.h> -#include <linux/mtd/partitions.h> -#include <linux/mtd/onenand.h> - -#include <linux/io.h> - -#ifndef CONFIG_ONENAND_SIM_MANUFACTURER -#define CONFIG_ONENAND_SIM_MANUFACTURER 0xec -#endif -#ifndef CONFIG_ONENAND_SIM_DEVICE_ID -#define CONFIG_ONENAND_SIM_DEVICE_ID 0x04 -#endif -#ifndef CONFIG_ONENAND_SIM_VERSION_ID -#define CONFIG_ONENAND_SIM_VERSION_ID 0x1e -#endif - -static int manuf_id = CONFIG_ONENAND_SIM_MANUFACTURER; -static int device_id = CONFIG_ONENAND_SIM_DEVICE_ID; -static int version_id = CONFIG_ONENAND_SIM_VERSION_ID; - -struct onenand_flash { - void __iomem *base; - void __iomem *data; -}; - -#define ONENAND_CORE(flash) (flash->data) -#define ONENAND_CORE_SPARE(flash, this, offset) \ - ((flash->data) + (this->chipsize) + (offset >> 5)) - -#define ONENAND_MAIN_AREA(this, offset) \ - (this->base + ONENAND_DATARAM + offset) - -#define ONENAND_SPARE_AREA(this, offset) \ - (this->base + ONENAND_SPARERAM + offset) - -#define ONENAND_GET_WP_STATUS(this) \ - (readw(this->base + ONENAND_REG_WP_STATUS)) - -#define ONENAND_SET_WP_STATUS(v, this) \ - (writew(v, this->base + ONENAND_REG_WP_STATUS)) - -/* It has all 0xff chars */ -#define MAX_ONENAND_PAGESIZE (2048 + 64) -static unsigned char *ffchars; - -static struct mtd_partition os_partitions[] = { - { - .name = "OneNAND simulator partition", - .offset = 0, - .size = MTDPART_SIZ_FULL, - }, -}; - -/* - * OneNAND simulator mtd - */ -struct onenand_info { - struct mtd_info mtd; - struct mtd_partition *parts; - struct onenand_chip onenand; - struct onenand_flash flash; -}; - -struct onenand_info *info; - -#define DPRINTK(format, args...) \ -do { \ - printk(KERN_DEBUG "%s[%d]: " format "\n", __func__, \ - __LINE__, ##args); \ -} while (0) - -/** - * onenand_lock_handle - Handle Lock scheme - * @param this OneNAND device structure - * @param cmd The command to be sent - * - * Send lock command to OneNAND device. - * The lock scheme is depends on chip type. - */ -static void onenand_lock_handle(struct onenand_chip *this, int cmd) -{ - int block_lock_scheme; - int status; - - status = ONENAND_GET_WP_STATUS(this); - block_lock_scheme = !(this->options & ONENAND_HAS_CONT_LOCK); - - switch (cmd) { - case ONENAND_CMD_UNLOCK: - if (block_lock_scheme) - ONENAND_SET_WP_STATUS(ONENAND_WP_US, this); - else - ONENAND_SET_WP_STATUS(status | ONENAND_WP_US, this); - break; - - case ONENAND_CMD_LOCK: - if (block_lock_scheme) - ONENAND_SET_WP_STATUS(ONENAND_WP_LS, this); - else - ONENAND_SET_WP_STATUS(status | ONENAND_WP_LS, this); - break; - - case ONENAND_CMD_LOCK_TIGHT: - if (block_lock_scheme) - ONENAND_SET_WP_STATUS(ONENAND_WP_LTS, this); - else - ONENAND_SET_WP_STATUS(status | ONENAND_WP_LTS, this); - break; - - default: - break; - } -} - -/** - * onenand_bootram_handle - Handle BootRAM area - * @param this OneNAND device structure - * @param cmd The command to be sent - * - * Emulate BootRAM area. It is possible to do basic operation using BootRAM. - */ -static void onenand_bootram_handle(struct onenand_chip *this, int cmd) -{ - switch (cmd) { - case ONENAND_CMD_READID: - writew(manuf_id, this->base); - writew(device_id, this->base + 2); - writew(version_id, this->base + 4); - break; - - default: - /* REVIST: Handle other commands */ - break; - } -} - -/** - * onenand_update_interrupt - Set interrupt register - * @param this OneNAND device structure - * @param cmd The command to be sent - * - * Update interrupt register. The status is depends on command. - */ -static void onenand_update_interrupt(struct onenand_chip *this, int cmd) -{ - int interrupt = ONENAND_INT_MASTER; - - switch (cmd) { - case ONENAND_CMD_READ: - case ONENAND_CMD_READOOB: - interrupt |= ONENAND_INT_READ; - break; - - case ONENAND_CMD_PROG: - case ONENAND_CMD_PROGOOB: - interrupt |= ONENAND_INT_WRITE; - break; - - case ONENAND_CMD_ERASE: - interrupt |= ONENAND_INT_ERASE; - break; - - case ONENAND_CMD_RESET: - interrupt |= ONENAND_INT_RESET; - break; - - default: - break; - } - - writew(interrupt, this->base + ONENAND_REG_INTERRUPT); -} - -/** - * onenand_check_overwrite - Check over-write if happend - * @param dest The destination pointer - * @param src The source pointer - * @param count The length to be check - * @return 0 on same, otherwise 1 - * - * Compare the source with destination - */ -static int onenand_check_overwrite(void *dest, void *src, size_t count) -{ - unsigned int *s = (unsigned int *) src; - unsigned int *d = (unsigned int *) dest; - int i; - - count >>= 2; - for (i = 0; i < count; i++) - if ((*s++ ^ *d++) != 0) - return 1; - - return 0; -} - -/** - * onenand_data_handle - Handle OneNAND Core and DataRAM - * @param this OneNAND device structure - * @param cmd The command to be sent - * @param dataram Which dataram used - * @param offset The offset to OneNAND Core - * - * Copy data from OneNAND Core to DataRAM (read) - * Copy data from DataRAM to OneNAND Core (write) - * Erase the OneNAND Core (erase) - */ -static void onenand_data_handle(struct onenand_chip *this, int cmd, - int dataram, unsigned int offset) -{ - struct mtd_info *mtd = &info->mtd; - struct onenand_flash *flash = this->priv; - int main_offset, spare_offset; - void __iomem *src; - void __iomem *dest; - unsigned int i; - - if (dataram) { - main_offset = mtd->writesize; - spare_offset = mtd->oobsize; - } else { - main_offset = 0; - spare_offset = 0; - } - - switch (cmd) { - case ONENAND_CMD_READ: - src = ONENAND_CORE(flash) + offset; - dest = ONENAND_MAIN_AREA(this, main_offset); - memcpy(dest, src, mtd->writesize); - /* Fall through */ - - case ONENAND_CMD_READOOB: - src = ONENAND_CORE_SPARE(flash, this, offset); - dest = ONENAND_SPARE_AREA(this, spare_offset); - memcpy(dest, src, mtd->oobsize); - break; - - case ONENAND_CMD_PROG: - src = ONENAND_MAIN_AREA(this, main_offset); - dest = ONENAND_CORE(flash) + offset; - /* To handle partial write */ - for (i = 0; i < (1 << mtd->subpage_sft); i++) { - int off = i * this->subpagesize; - if (!memcmp(src + off, ffchars, this->subpagesize)) - continue; - if (memcmp(dest + off, ffchars, this->subpagesize) && - onenand_check_overwrite(dest + off, src + off, this->subpagesize)) - printk(KERN_ERR "over-write happend at 0x%08x\n", offset); - memcpy(dest + off, src + off, this->subpagesize); - } - /* Fall through */ - - case ONENAND_CMD_PROGOOB: - src = ONENAND_SPARE_AREA(this, spare_offset); - /* Check all data is 0xff chars */ - if (!memcmp(src, ffchars, mtd->oobsize)) - break; - - dest = ONENAND_CORE_SPARE(flash, this, offset); - if (memcmp(dest, ffchars, mtd->oobsize) && - onenand_check_overwrite(dest, src, mtd->oobsize)) - printk(KERN_ERR "OOB: over-write happend at 0x%08x\n", - offset); - memcpy(dest, src, mtd->oobsize); - break; - - case ONENAND_CMD_ERASE: - memset(ONENAND_CORE(flash) + offset, 0xff, mtd->erasesize); - memset(ONENAND_CORE_SPARE(flash, this, offset), 0xff, - (mtd->erasesize >> 5)); - break; - - default: - break; - } -} - -/** - * onenand_command_handle - Handle command - * @param this OneNAND device structure - * @param cmd The command to be sent - * - * Emulate OneNAND command. - */ -static void onenand_command_handle(struct onenand_chip *this, int cmd) -{ - unsigned long offset = 0; - int block = -1, page = -1, bufferram = -1; - int dataram = 0; - - switch (cmd) { - case ONENAND_CMD_UNLOCK: - case ONENAND_CMD_LOCK: - case ONENAND_CMD_LOCK_TIGHT: - case ONENAND_CMD_UNLOCK_ALL: - onenand_lock_handle(this, cmd); - break; - - case ONENAND_CMD_BUFFERRAM: - /* Do nothing */ - return; - - default: - block = (int) readw(this->base + ONENAND_REG_START_ADDRESS1); - if (block & (1 << ONENAND_DDP_SHIFT)) { - block &= ~(1 << ONENAND_DDP_SHIFT); - /* The half of chip block */ - block += this->chipsize >> (this->erase_shift + 1); - } - if (cmd == ONENAND_CMD_ERASE) - break; - - page = (int) readw(this->base + ONENAND_REG_START_ADDRESS8); - page = (page >> ONENAND_FPA_SHIFT); - bufferram = (int) readw(this->base + ONENAND_REG_START_BUFFER); - bufferram >>= ONENAND_BSA_SHIFT; - bufferram &= ONENAND_BSA_DATARAM1; - dataram = (bufferram == ONENAND_BSA_DATARAM1) ? 1 : 0; - break; - } - - if (block != -1) - offset += block << this->erase_shift; - - if (page != -1) - offset += page << this->page_shift; - - onenand_data_handle(this, cmd, dataram, offset); - - onenand_update_interrupt(this, cmd); -} - -/** - * onenand_writew - [OneNAND Interface] Emulate write operation - * @param value value to write - * @param addr address to write - * - * Write OneNAND register with value - */ -static void onenand_writew(unsigned short value, void __iomem * addr) -{ - struct onenand_chip *this = info->mtd.priv; - - /* BootRAM handling */ - if (addr < this->base + ONENAND_DATARAM) { - onenand_bootram_handle(this, value); - return; - } - /* Command handling */ - if (addr == this->base + ONENAND_REG_COMMAND) - onenand_command_handle(this, value); - - writew(value, addr); -} - -/** - * flash_init - Initialize OneNAND simulator - * @param flash OneNAND simulaotr data strucutres - * - * Initialize OneNAND simulator. - */ -static int __init flash_init(struct onenand_flash *flash) -{ - int density, size; - int buffer_size; - - flash->base = kzalloc(131072, GFP_KERNEL); - if (!flash->base) { - printk(KERN_ERR "Unable to allocate base address.\n"); - return -ENOMEM; - } - - density = device_id >> ONENAND_DEVICE_DENSITY_SHIFT; - size = ((16 << 20) << density); - - ONENAND_CORE(flash) = vmalloc(size + (size >> 5)); - if (!ONENAND_CORE(flash)) { - printk(KERN_ERR "Unable to allocate nand core address.\n"); - kfree(flash->base); - return -ENOMEM; - } - - memset(ONENAND_CORE(flash), 0xff, size + (size >> 5)); - - /* Setup registers */ - writew(manuf_id, flash->base + ONENAND_REG_MANUFACTURER_ID); - writew(device_id, flash->base + ONENAND_REG_DEVICE_ID); - writew(version_id, flash->base + ONENAND_REG_VERSION_ID); - - if (density < 2) - buffer_size = 0x0400; /* 1KiB page */ - else - buffer_size = 0x0800; /* 2KiB page */ - writew(buffer_size, flash->base + ONENAND_REG_DATA_BUFFER_SIZE); - - return 0; -} - -/** - * flash_exit - Clean up OneNAND simulator - * @param flash OneNAND simulaotr data strucutres - * - * Clean up OneNAND simulator. - */ -static void flash_exit(struct onenand_flash *flash) -{ - vfree(ONENAND_CORE(flash)); - kfree(flash->base); - kfree(flash); -} - -static int __init onenand_sim_init(void) -{ - /* Allocate all 0xff chars pointer */ - ffchars = kmalloc(MAX_ONENAND_PAGESIZE, GFP_KERNEL); - if (!ffchars) { - printk(KERN_ERR "Unable to allocate ff chars.\n"); - return -ENOMEM; - } - memset(ffchars, 0xff, MAX_ONENAND_PAGESIZE); - - /* Allocate OneNAND simulator mtd pointer */ - info = kzalloc(sizeof(struct onenand_info), GFP_KERNEL); - if (!info) { - printk(KERN_ERR "Unable to allocate core structures.\n"); - kfree(ffchars); - return -ENOMEM; - } - - /* Override write_word function */ - info->onenand.write_word = onenand_writew; - - if (flash_init(&info->flash)) { - printk(KERN_ERR "Unable to allocat flash.\n"); - kfree(ffchars); - kfree(info); - return -ENOMEM; - } - - info->parts = os_partitions; - - info->onenand.base = info->flash.base; - info->onenand.priv = &info->flash; - - info->mtd.name = "OneNAND simulator"; - info->mtd.priv = &info->onenand; - info->mtd.owner = THIS_MODULE; - - if (onenand_scan(&info->mtd, 1)) { - flash_exit(&info->flash); - kfree(ffchars); - kfree(info); - return -ENXIO; - } - - add_mtd_partitions(&info->mtd, info->parts, ARRAY_SIZE(os_partitions)); - - return 0; -} - -static void __exit onenand_sim_exit(void) -{ - struct onenand_chip *this = info->mtd.priv; - struct onenand_flash *flash = this->priv; - - onenand_release(&info->mtd); - flash_exit(flash); - kfree(ffchars); - kfree(info); -} - -module_init(onenand_sim_init); -module_exit(onenand_sim_exit); - -MODULE_AUTHOR("Kyungmin Park <kyungmin.park@samsung.com>"); -MODULE_DESCRIPTION("The OneNAND flash simulator"); -MODULE_LICENSE("GPL"); diff --git a/target/linux/olpc/files-2.6.23/drivers/video/geode/geode_regs.h b/target/linux/olpc/files-2.6.23/drivers/video/geode/geode_regs.h deleted file mode 100644 index 9e75505a88..0000000000 --- a/target/linux/olpc/files-2.6.23/drivers/video/geode/geode_regs.h +++ /dev/null @@ -1,242 +0,0 @@ -/* This header file defines the registers and suspend/resume - structures for the Geode GX and LX. The lxfb driver defines - _GEODELX_ before including this file, which will unlock the - extra registers that are only valid for LX. -*/ - -#ifndef _GEODE_REGS_H_ -#define _GEODE_REGS_H_ - -/* MSRs */ - -#define GX_VP_MSR_PAD_SELECT 0xC0002011 -#define LX_VP_MSR_PAD_SELECT 0x48000011 - -#define GEODE_MSR_GLCP_DOTPLL 0x4c000015 - -#define GLCP_DOTPLL_RESET (1 << 0) -#define GLCP_DOTPLL_BYPASS (1 << 15) -#define GLCP_DOTPLL_HALFPIX (1 << 24) -#define GLCP_DOTPLL_LOCK (1 << 25) - -/* Registers */ -#define VP_FP_START 0x400 - - -#ifdef _GEODELX_ - -#define GP_REG_SIZE 0x7C -#define DC_REG_SIZE 0xF0 -#define VP_REG_SIZE 0x158 -#define FP_REG_SIZE 0x70 - -#else - -#define GP_REG_SIZE 0x50 -#define DC_REG_SIZE 0x90 -#define VP_REG_SIZE 0x138 -#define FP_REG_SIZE 0x70 - -#endif - -#define DC_PAL_SIZE 0x105 - -struct geoderegs { - - struct { - u64 padsel; - u64 dotpll; - -#ifdef _GEODELX_ - u64 dfglcfg; - u64 dcspare; -#else - u64 rstpll; -#endif - } msr; - - union { - unsigned char b[GP_REG_SIZE]; - struct { - u32 dst_offset; /* 0x00 */ - u32 src_offset; /* 0x04 */ - u32 stride; /* 0x08 */ - u32 wid_height; /* 0x0C */ - u32 src_color_fg; /* 0x10 */ - u32 src_color_bg; /* 0x14 */ - u32 pat_color_0; /* 0x18 */ - u32 pat_color_1; /* 0x1C */ - u32 pat_color_2; /* 0x20 */ - u32 pat_color_3; /* 0x24 */ - u32 pat_color_4; /* 0x28 */ - u32 pat_color_5; /* 0x2C */ - u32 pat_data_0; /* 0x30 */ - u32 pat_data_1; /* 0x34 */ - u32 raster_mode; /* 0x38 */ - u32 vector_mode; /* 0x3C */ - u32 blt_mode; /* 0x40 */ - u32 blit_status; /* 0x4C */ - u32 hst_src; /* 0x48 */ - u32 base_offset; /* 0x4C */ - -#ifdef _GEODELX_ - u32 cmd_top; /* 0x50 */ - u32 cmd_bot; /* 0x54 */ - u32 cmd_read; /* 0x58 */ - u32 cmd_write; /* 0x5C */ - u32 ch3_offset; /* 0x60 */ - u32 ch3_mode_str; /* 0x64 */ - u32 ch3_width; /* 0x68 */ - u32 ch3_hsrc; /* 0x6C */ - u32 lut_index; /* 0x70 */ - u32 lut_data; /* 0x74 */ - u32 int_cntrl; /* 0x78 */ -#endif - } r; - } gp; - - union { - unsigned char b[DC_REG_SIZE]; - - struct { - u32 unlock; /* 0x00 */ - u32 gcfg; /* 0x04 */ - u32 dcfg; /* 0x08 */ - u32 arb; /* 0x0C */ - u32 fb_st_offset; /* 0x10 */ - u32 cb_st_offset; /* 0x14 */ - u32 curs_st_offset; /* 0x18 */ - u32 icon_st_offset; /* 0x1C */ - u32 vid_y_st_offset; /* 0x20 */ - u32 vid_u_st_offset; /* 0x24 */ - u32 vid_v_st_offset; /* 0x28 */ - u32 dctop; /* 0x2c */ - u32 line_size; /* 0x30 */ - u32 gfx_pitch; /* 0x34 */ - u32 vid_yuv_pitch; /* 0x38 */ - u32 rsvd2; /* 0x3C */ - u32 h_active_timing; /* 0x40 */ - u32 h_blank_timing; /* 0x44 */ - u32 h_sync_timing; /* 0x48 */ - u32 rsvd3; /* 0x4C */ - u32 v_active_timing; /* 0x50 */ - u32 v_blank_timing; /* 0x54 */ - u32 v_sync_timing; /* 0x58 */ - u32 fbactive; /* 0x5C */ - u32 dc_cursor_x; /* 0x60 */ - u32 dc_cursor_y; /* 0x64 */ - u32 dc_icon_x; /* 0x68 */ - u32 dc_line_cnt; /* 0x6C */ - u32 rsvd5; /* 0x70 - palette address */ - u32 rsvd6; /* 0x74 - palette data */ - u32 dfifo_diag; /* 0x78 */ - u32 cfifo_diag; /* 0x7C */ - u32 dc_vid_ds_delta; /* 0x80 */ - u32 gliu0_mem_offset; /* 0x84 */ - u32 dv_ctl; /* 0x88 - added by LX */ - u32 dv_acc; /* 0x8C */ - -#ifdef _GEODELX_ - u32 gfx_scale; - u32 irq_filt_ctl; - u32 filt_coeff1; - u32 filt_coeff2; - u32 vbi_event_ctl; - u32 vbi_odd_ctl; - u32 vbi_hor; - u32 vbi_ln_odd; - u32 vbi_ln_event; - u32 vbi_pitch; - u32 clr_key; - u32 clr_key_mask; - u32 clr_key_x; - u32 clr_key_y; - u32 irq; - u32 rsvd8; - u32 genlk_ctrl; - u32 vid_even_y_st_offset; /* 0xD8 */ - u32 vid_even_u_st_offset; /* 0xDC */ - u32 vid_even_v_st_offset; /* 0xE0 */ - u32 v_active_even_timing; /* 0xE4 */ - u32 v_blank_even_timing; /* 0xE8 */ - u32 v_sync_even_timing; /* 0xEC */ -#endif - } r; - } dc; - - union { - unsigned char b[VP_REG_SIZE]; - - struct { - u64 vcfg; /* 0x00 */ - u64 dcfg; /* 0x08 */ - u64 vx; /* 0x10 */ - u64 vy; /* 0x18 */ - u64 vs; /* 0x20 */ - u64 vck; /* 0x28 */ - u64 vcm; /* 0x30 */ - u64 rsvd1; /* 0x38 - Gamma address*/ - u64 rsvd2; /* 0x40 - Gamma data*/ - u64 rsvd3; /* 0x48 */ - u64 misc; /* 0x50 */ - u64 ccs; /* 0x58 */ - u64 rsvd4[3]; /* 0x60-0x70 */ - u64 vdc; /* 0x78 */ - u64 vco; /* 0x80 */ - u64 crc; /* 0x88 */ - u64 crc32; /* 0x90 */ - u64 vde; /* 0x98 */ - u64 cck; /* 0xA0 */ - u64 ccm; /* 0xA8 */ - u64 cc1; /* 0xB0 */ - u64 cc2; /* 0xB8 */ - u64 a1x; /* 0xC0 */ - u64 a1y; /* 0xC8 */ - u64 a1c; /* 0xD0 */ - u64 a1t; /* 0xD8 */ - u64 a2x; /* 0xE0 */ - u64 a2y; /* 0xE8 */ - u64 a2c; /* 0xF0 */ - u64 a2t; /* 0xF8 */ - u64 a3x; /* 0x100 */ - u64 a3y; /* 0x108 */ - u64 a3c; /* 0x110 */ - u64 a3t; /* 0x118 */ - u64 vrr; /* 0x120 */ - u64 awt; /* 0x128 */ - u64 vtm; /* 0x130 */ -#ifdef _GEODELX_ - u64 vye; /* 0x138 */ - u64 a1ye; /* 0x140 */ - u32 a2ye; /* 0x148 */ - u32 a3ye; /* 0x150 */ -#endif - } r; - } vp; - - union { - unsigned char b[FP_REG_SIZE]; - - struct { - u64 pt1; /* 0x400 */ - u64 pt2; /* 0x408 */ - u64 pm; /* 0x410 */ - u64 dfc; /* 0x418 */ - u64 blfsr; /* 0x420 */ - u64 rlfsr; /* 0x428 */ - u64 fmi; /* 0x430 */ - u64 fmd; /* 0x438 */ - u64 rsvd; /* 0x440 */ - u64 dca; /* 0x448 */ - u64 dmd; /* 0x450 */ - u64 crc; /* 0x458 */ - u64 fbb; /* 0x460 */ - u64 crc32; /* 0x468 */ - } r; - } fp; - - u32 pal[DC_PAL_SIZE]; - u32 gamma[256]; -}; - -#endif diff --git a/target/linux/olpc/files-2.6.23/drivers/video/geode/suspend_gx.c b/target/linux/olpc/files-2.6.23/drivers/video/geode/suspend_gx.c deleted file mode 100644 index 43c25bea5a..0000000000 --- a/target/linux/olpc/files-2.6.23/drivers/video/geode/suspend_gx.c +++ /dev/null @@ -1,272 +0,0 @@ -#include <linux/fb.h> -#include <asm/io.h> -#include <asm/msr.h> - -#include "geodefb.h" -#include "video_gx.h" - -void gx_set_dotpll(struct fb_info *info, struct geoderegs *regs) -{ - int timeout = 1000; - - u64 rstpll, dotpll; - - rdmsrl(MSR_GLCP_SYS_RSTPLL, rstpll); - rdmsrl(MSR_GLCP_DOTPLL, dotpll); - - dotpll &= 0x00000000ffffffffull; - dotpll |= regs->msr.dotpll & 0xffffffff00000000ull; - - dotpll |= MSR_GLCP_DOTPLL_DOTRESET; - dotpll &= ~MSR_GLCP_DOTPLL_BYPASS; - - wrmsrl(MSR_GLCP_DOTPLL, dotpll); - - rstpll |= (regs->msr.rstpll & - ( MSR_GLCP_SYS_RSTPLL_DOTPREDIV2 | - MSR_GLCP_SYS_RSTPLL_DOTPREMULT2 | - MSR_GLCP_SYS_RSTPLL_DOTPOSTDIV3)); - - wrmsrl(MSR_GLCP_SYS_RSTPLL, rstpll); - dotpll &= ~(MSR_GLCP_DOTPLL_DOTRESET); - wrmsrl(MSR_GLCP_DOTPLL, dotpll); - - do { - rdmsrl(MSR_GLCP_DOTPLL, dotpll); - } while (timeout-- && !(dotpll & MSR_GLCP_DOTPLL_LOCK)); -} - -/* FIXME: Make sure nothing is read to clear */ - -void gx_save_regs(struct fb_info *info, struct geoderegs *regs) -{ - struct geodefb_par *par = info->par; - int i; - - /* Wait for the BLT engine to stop being busy */ - while(readl(par->gp_regs + 0x44) & 0x05); - - rdmsrl(GX_VP_MSR_PAD_SELECT, regs->msr.padsel); - rdmsrl(MSR_GLCP_DOTPLL, regs->msr.dotpll); - rdmsrl(MSR_GLCP_SYS_RSTPLL, regs->msr.rstpll); - - writel(0x4758, par->dc_regs + 0x00); - - memcpy(regs->gp.b, par->gp_regs, GP_REG_SIZE); - memcpy(regs->dc.b, par->dc_regs, DC_REG_SIZE); - memcpy(regs->vp.b, par->vid_regs, VP_REG_SIZE); - memcpy(regs->fp.b, par->vid_regs + 0x400, FP_REG_SIZE); - - /* Save the palettes */ - writel(0, par->dc_regs + 0x70); - - for(i = 0; i < DC_PAL_SIZE; i++) - regs->pal[i] = readl(par->dc_regs + 0x74); - - writel(0, par->vid_regs + 0x38); - - for(i = 0; i < 0xFF; i++) - regs->gamma[i] = readl(par->vid_regs + 0x40); -} - -void gx_restore_regs(struct fb_info *info, struct geoderegs *regs) -{ - struct geodefb_par *par = info->par; - u32 val, i; - - /* DOTPLL */ - gx_set_dotpll(info, regs); - - /* GP */ - - writel(regs->gp.r.dst_offset, par->gp_regs + 0x00); - writel(regs->gp.r.src_offset, par->gp_regs + 0x04); - writel(regs->gp.r.stride, par->gp_regs + 0x08); - writel(regs->gp.r.wid_height, par->gp_regs + 0x0C); - writel(regs->gp.r.src_color_fg, par->gp_regs + 0x10); - writel(regs->gp.r.src_color_bg, par->gp_regs + 0x14); - writel(regs->gp.r.pat_color_0, par->gp_regs + 0x18); - writel(regs->gp.r.pat_color_1, par->gp_regs + 0x1C); - writel(regs->gp.r.pat_color_2, par->gp_regs + 0x20); - writel(regs->gp.r.pat_color_3, par->gp_regs + 0x24); - writel(regs->gp.r.pat_color_4, par->gp_regs + 0x28); - writel(regs->gp.r.pat_color_5, par->gp_regs + 0x2C); - writel(regs->gp.r.pat_data_0, par->gp_regs + 0x30); - writel(regs->gp.r.pat_data_1, par->gp_regs + 0x34); - - /* Don't write the raster / vector / blt mode regs */ - /* status register is read only */ - - writel(regs->gp.r.hst_src, par->gp_regs + 0x48); - writel(regs->gp.r.base_offset, par->gp_regs + 0x4c); - - /* DC */ - - /* Write the unlock value */ - writel(0x4758, par->dc_regs + 0x00); - - writel(0, par->dc_regs + 0x70); - - for(i = 0; i < DC_PAL_SIZE; i++) - writel(regs->pal[i], par->dc_regs + 0x74); - - /* Write the gcfg register without the enables */ - writel(regs->dc.r.gcfg & ~0x0F, par->dc_regs + 0x04); - - /* Write the vcfg register without the enables */ - writel(regs->dc.r.dcfg & ~0x19, par->dc_regs + 0x08); - - /* Write the rest of the active registers */ - - writel(regs->dc.r.fb_st_offset, par->dc_regs + 0x10); - writel(regs->dc.r.cb_st_offset, par->dc_regs + 0x14); - writel(regs->dc.r.curs_st_offset, par->dc_regs + 0x18); - writel(regs->dc.r.icon_st_offset, par->dc_regs + 0x1C); - writel(regs->dc.r.vid_y_st_offset, par->dc_regs + 0x20); - writel(regs->dc.r.vid_u_st_offset, par->dc_regs + 0x24); - writel(regs->dc.r.vid_v_st_offset, par->dc_regs + 0x28); - writel(regs->dc.r.line_size, par->dc_regs + 0x30); - writel(regs->dc.r.gfx_pitch, par->dc_regs + 0x34); - writel(regs->dc.r.vid_yuv_pitch, par->dc_regs + 0x38); - writel(regs->dc.r.h_active_timing, par->dc_regs + 0x40); - writel(regs->dc.r.h_blank_timing, par->dc_regs + 0x44); - writel(regs->dc.r.h_sync_timing, par->dc_regs + 0x48); - writel(regs->dc.r.v_active_timing, par->dc_regs + 0x50); - writel(regs->dc.r.v_blank_timing, par->dc_regs + 0x54); - writel(regs->dc.r.v_sync_timing, par->dc_regs + 0x58); - writel(regs->dc.r.dc_cursor_x, par->dc_regs + 0x60); - writel(regs->dc.r.dc_cursor_y, par->dc_regs + 0x64); - writel(regs->dc.r.dc_icon_x, par->dc_regs + 0x68); - - /* Don't write the line_cnt or diag registers */ - - writel(regs->dc.r.dc_vid_ds_delta, par->dc_regs + 0x80); - writel(regs->dc.r.gliu0_mem_offset, par->dc_regs + 0x84); - writel(regs->dc.r.dv_acc, par->dc_regs + 0x8C); - - /* VP */ - - /* MSR */ - wrmsrl(GX_VP_MSR_PAD_SELECT, regs->msr.padsel); - - writel(0, par->vid_regs + 0x38); - - for(i = 0; i < 0xFF; i++) - writel((u32) regs->gamma[i], par->vid_regs + 0x40); - - /* Don't enable video yet */ - writel((u32) regs->vp.r.vcfg & ~0x01, par->vid_regs + 0x00); - - /* Don't enable the CRT yet */ - writel((u32) regs->vp.r.dcfg & ~0x0F, par->vid_regs + 0x08); - - /* Write the rest of the VP registers */ - - writel((u32) regs->vp.r.vx, par->vid_regs + 0x10); - writel((u32) regs->vp.r.vy, par->vid_regs + 0x18); - writel((u32) regs->vp.r.vs, par->vid_regs + 0x20); - writel((u32) regs->vp.r.vck, par->vid_regs + 0x28); - writel((u32) regs->vp.r.vcm, par->vid_regs + 0x30); - writel((u32) regs->vp.r.misc, par->vid_regs + 0x50); - writel((u32) regs->vp.r.ccs, par->vid_regs + 0x58); - writel((u32) regs->vp.r.vdc, par->vid_regs + 0x78); - writel((u32) regs->vp.r.vco, par->vid_regs + 0x80); - writel((u32) regs->vp.r.crc, par->vid_regs + 0x88); - writel((u32) regs->vp.r.vde, par->vid_regs + 0x98); - writel((u32) regs->vp.r.cck, par->vid_regs + 0xA0); - writel((u32) regs->vp.r.ccm, par->vid_regs + 0xA8); - writel((u32) regs->vp.r.cc1, par->vid_regs + 0xB0); - writel((u32) regs->vp.r.cc2, par->vid_regs + 0xB8); - writel((u32) regs->vp.r.a1x, par->vid_regs + 0xC0); - writel((u32) regs->vp.r.a1y, par->vid_regs + 0xC8); - writel((u32) regs->vp.r.a1c, par->vid_regs + 0xD0); - writel((u32) regs->vp.r.a1t, par->vid_regs + 0xD8); - writel((u32) regs->vp.r.a2x, par->vid_regs + 0xE0); - writel((u32) regs->vp.r.a2y, par->vid_regs + 0xE8); - writel((u32) regs->vp.r.a2c, par->vid_regs + 0xF0); - writel((u32) regs->vp.r.a2t, par->vid_regs + 0xF8); - writel((u32) regs->vp.r.a3x, par->vid_regs + 0x100); - writel((u32) regs->vp.r.a3y, par->vid_regs + 0x108); - writel((u32) regs->vp.r.a3c, par->vid_regs + 0x110); - writel((u32) regs->vp.r.a3t, par->vid_regs + 0x118); - writel((u32) regs->vp.r.vrr, par->vid_regs + 0x120); - - - /* FP registers */ - - writel((u32) regs->fp.r.pt1, par->vid_regs + 0x400); - writel((u32) regs->fp.r.pt2, par->vid_regs + 0x408); - - writel((u32) regs->fp.r.dfc, par->vid_regs + 0x418); - writel(regs->fp.r.blfsr, par->vid_regs + 0x420); - writel(regs->fp.r.rlfsr, par->vid_regs + 0x428); - writel(regs->fp.r.fmi, par->vid_regs + 0x430); - writel(regs->fp.r.fmd, par->vid_regs + 0x438); - writel(regs->fp.r.dca, par->vid_regs + 0x448); - writel(regs->fp.r.dmd, par->vid_regs + 0x450); - writel(regs->fp.r.crc, par->vid_regs + 0x458); - writel(regs->fp.r.fbb, par->vid_regs + 0x460); - - /* Final enables */ - - val = readl(par->vid_regs + 0x410); - - /* Control the panel */ - if (regs->fp.r.pm & (1 << 24)) { - - if (!(val & 0x09)) - writel(regs->fp.r.pm, par->vid_regs + 0x410); - } - else { - if (!(val & 0x05)) - writel(regs->fp.r.pm, par->vid_regs + 0x410); - } - - /* Turn everything on */ - - writel(regs->dc.r.gcfg, par->dc_regs + 0x04); - writel((u32) regs->vp.r.vcfg, par->vid_regs + 0x00); - writel((u32) regs->vp.r.dcfg, par->vid_regs + 0x08); - writel(regs->dc.r.dcfg, par->dc_regs + 0x08); -} - - -#ifdef DEBUG - -void dump_regs(struct fb_info *info, int mode) { - - struct geodefb_par *par = info->par; - u32 val; - int i; - - if (mode == 0) { - for(i = 0; i < GP_REG_SIZE; i += 4) { - val = readl(par->gp_regs + i); - } - } - - if (mode == 1) { - writel(0x4758, par->dc_regs + 0x00); - - for(i = 0; i < DC_REG_SIZE; i += 4) { - val = readl(par->dc_regs + i); - printk("DC%x: %x\n", i, val); - } - } - - if (mode == 2) { - for(i = 0; i < VP_REG_SIZE; i += 8) { - val = readl(par->vid_regs + i); - printk("VP%x: %x\n", i, val); - } - } - - if (mode == 3) { - for(i = 0; i < FP_REG_SIZE; i += 8) { - val = readl(par->vid_regs + 0x400 + i); - printk("FP%x: %x\n", i, val); - } - } -} - -#endif diff --git a/target/linux/olpc/files-2.6.23/drivers/video/olpc_dcon.c b/target/linux/olpc/files-2.6.23/drivers/video/olpc_dcon.c deleted file mode 100644 index d4ef138676..0000000000 --- a/target/linux/olpc/files-2.6.23/drivers/video/olpc_dcon.c +++ /dev/null @@ -1,824 +0,0 @@ -/* - * Mainly by David Woodhouse, somewhat modified by Jordan Crouse - * - * Copyright © 2006-2007 Red Hat, Inc. - * Copyright © 2006-2007 Advanced Micro Devices, Inc. - * - * This program is free software. You can redistribute it and/or - * modify it under the terms of version 2 of the GNU General Public - * License as published by the Free Software Foundation. - */ - - -#include <linux/kernel.h> -#include <linux/fb.h> -#include <linux/i2c.h> -#include <linux/platform_device.h> -#include <linux/i2c-id.h> -#include <linux/pci.h> -#include <linux/vt_kern.h> -#include <linux/pci_ids.h> -#include <linux/interrupt.h> -#include <linux/delay.h> -#include <linux/backlight.h> -#include <linux/device.h> -#include <asm/uaccess.h> -#include <linux/ctype.h> -#include <linux/reboot.h> -#include <asm/tsc.h> -#include <asm/olpc.h> - -#include "olpc_dcon.h" - -/* Module definitions */ - -static int resumeline = 898; -module_param(resumeline, int, 0444); - -static int noinit; -module_param(noinit, int, 0444); - -/* Default off since it doesn't work on DCON ASIC in B-test OLPC board */ -static int useaa = 1; -module_param(useaa, int, 0444); - -/* I2C structures */ - -static struct i2c_driver dcon_driver; -static struct i2c_client *dcon_client; - -/* Platform devices */ -static struct platform_device *dcon_device; - -/* Backlight device */ -static struct backlight_device *dcon_bl_dev; - -/* Base address of the GPIO registers */ -static unsigned long gpio_base; - -static struct fb_info *fbinfo; - -/* Current source, initialized at probe time */ -static int dcon_source; - -/* Desired source */ -static int dcon_pending; - -/* Current output type */ -static int dcon_output = DCON_OUTPUT_COLOR; - -/* Current sleep status (not yet implemented) */ -static int dcon_sleep_val = DCON_ACTIVE; - -/* Shadow register for the DCON_REG_MODE register */ -static unsigned short dcon_disp_mode; - -/* Variables used during switches */ -static int dcon_switched; - -static DECLARE_WAIT_QUEUE_HEAD(dcon_wait_queue); - -static unsigned short normal_i2c[] = { 0x0D, I2C_CLIENT_END }; -I2C_CLIENT_INSMOD; - -#define dcon_write(reg,val) i2c_smbus_write_word_data(dcon_client,reg,val) -#define dcon_read(reg) i2c_smbus_read_word_data(dcon_client,reg) - -/* The current backlight value - this saves us some smbus traffic */ -static int bl_val = -1; - -/* ===== API functions - these are called by a variety of users ==== */ - -/* Backlight notes - turning off the backlight enable bit in the DCON - * doesn't save us any power over just pushing the BL to zero, so we - * don't use that bit in this code. - */ - -static int dcon_get_backlight(void) -{ - if (dcon_client == NULL) - return 0; - - if (bl_val == -1) - bl_val = dcon_read(DCON_REG_BRIGHT) & 0x0F; - - return bl_val; -} - -static void dcon_set_backlight(int level) -{ - if (dcon_client == NULL) - return; - - if (bl_val == (level & 0x0F)) - return; - - bl_val = level & 0x0F; - dcon_write(DCON_REG_BRIGHT, bl_val); - - /* Purposely turn off the backlight when we go to level 0 */ - - if (bl_val == 0) { - dcon_disp_mode &= ~MODE_BL_ENABLE; - dcon_write(DCON_REG_MODE, dcon_disp_mode); - } - else if (!(dcon_disp_mode & MODE_BL_ENABLE)) { - dcon_disp_mode |= MODE_BL_ENABLE; - dcon_write(DCON_REG_MODE, dcon_disp_mode); - } -} - -/* Set the output type to either color or mono */ - -static int dcon_set_output(int arg) -{ - if (dcon_output == arg) - return 0; - - dcon_output = arg; - - if (arg == DCON_OUTPUT_MONO) { - dcon_disp_mode &= ~(MODE_CSWIZZLE | MODE_COL_AA); - dcon_disp_mode |= MODE_MONO_LUMA; - } - else { - dcon_disp_mode &= ~(MODE_MONO_LUMA); - dcon_disp_mode |= MODE_CSWIZZLE; - if (useaa) - dcon_disp_mode |= MODE_COL_AA; - } - - dcon_write(DCON_REG_MODE, dcon_disp_mode); - return 0; -} - -/* For now, this will be really stupid - we need to address how - * DCONLOAD works in a sleep and account for it accordingly - */ - -static void dcon_sleep(int state) -{ - /* Turn off the backlight and put the DCON to sleep */ - - if (state == dcon_sleep_val) - return; - - if (state == DCON_SLEEP) { - dcon_disp_mode &= ~MODE_BL_ENABLE; - dcon_disp_mode |= MODE_SLEEP; - } - else { - /* Only re-enable the backlight if the backlight value is set */ - - if (bl_val != 0) - dcon_disp_mode |= MODE_BL_ENABLE; - - dcon_disp_mode &= ~MODE_SLEEP; - } - - dcon_sleep_val = state; - dcon_write(DCON_REG_MODE, dcon_disp_mode); - - /* We should turn off some stuff in the framebuffer - but what? */ -} - -/* Set the source of the display (CPU or DCON) */ - -static void dcon_source_switch(struct work_struct *work) -{ - DECLARE_WAITQUEUE(wait, current); - int source = dcon_pending; - - if (dcon_source == source) - return; - - dcon_switched = 0; - - switch (source) { - case DCON_SOURCE_CPU: - - /* Enable the scanline interrupt bit */ - if (dcon_write(DCON_REG_MODE, dcon_disp_mode | MODE_SCAN_INT)) - printk(KERN_ERR "olpc-dcon: couldn't enable scanline interrupt!\n"); - else { - /* Wait up to one second for the scanline interrupt */ - wait_event_timeout(dcon_wait_queue, dcon_switched == 1, HZ); - } - - if (!dcon_switched) - printk(KERN_ERR "olpc-dcon: Timeout entering CPU mode; expect a screen glitch.\n"); - - /* - * Ideally we'd like to disable interrupts here so that the - * fb_powerup and DCON turn on happen at a known time value; - * however, we can't do that right now with fb_set_suspend - * messing with semaphores. - * - * For now, we just hope.. - */ - if (fb_powerup(fbinfo)) { - printk(KERN_ERR "olpc-dcon: Failed to enter CPU mode\n"); - dcon_pending = DCON_SOURCE_DCON; - return; - } - - /* And turn off the DCON */ - outl(1<<11, gpio_base + GPIOx_OUT_VAL); - - /* Turn off the scanline interrupt */ - if (dcon_write(DCON_REG_MODE, dcon_disp_mode)) - printk(KERN_ERR "olpc-dcon: couldn't disable scanline interrupt!\n"); - - printk(KERN_INFO "olpc-dcon: The CPU has control\n"); - break; - case DCON_SOURCE_DCON: - { - int t; - - add_wait_queue(&dcon_wait_queue, &wait); - set_current_state(TASK_UNINTERRUPTIBLE); - - /* Clear GPIO11 (DCONLOAD) - this implies that the DCON is in - control */ - - outl(1 << (11 + 16), gpio_base + GPIOx_OUT_VAL); - - t = schedule_timeout(HZ/2); - remove_wait_queue(&dcon_wait_queue, &wait); - set_current_state(TASK_RUNNING); - - if (!dcon_switched) - printk(KERN_ERR "olpc-dcon: Timeout entering DCON mode; expect a screen glitch.\n"); - - /* Turn off the graphics engine completely */ - fb_powerdown(fbinfo); - - printk(KERN_INFO "olpc-dcon: The DCON has control\n"); - break; - } - default: - BUG(); - } - - dcon_source = source; -} - -static DECLARE_WORK(dcon_work, dcon_source_switch); - -static int dcon_set_source(int arg) -{ - if (arg != DCON_SOURCE_CPU && arg != DCON_SOURCE_DCON) - return -EINVAL; - - if (dcon_pending == arg) - return 0; - - dcon_pending = arg; - if ((dcon_source != arg) && !work_pending(&dcon_work)) - schedule_work(&dcon_work); - - return 0; -} - -static int dcon_set_source_sync(int arg) -{ - int ret = dcon_set_source(arg); - if (!ret) - flush_scheduled_work(); - return ret; -} - -static int dconbl_set(struct backlight_device *dev) { - - int level = dev->props.brightness; - - if (dev->props.power != FB_BLANK_UNBLANK) - level = 0; - - dcon_set_backlight(level); - return 0; -} - -static int dconbl_get(struct backlight_device *dev) { - return dcon_get_backlight(); -} - -static ssize_t dcon_mode_show(struct device *dev, - struct device_attribute *attr, char *buf) -{ - return sprintf(buf, "%4.4X\n", dcon_disp_mode); -} - -static ssize_t dcon_sleep_show(struct device *dev, - struct device_attribute *attr, char *buf) -{ - return sprintf(buf, "%d\n", dcon_sleep_val); -} - -static ssize_t /* __deprecated */ dcon_source_show(struct device *dev, - struct device_attribute *attr, char *buf) -{ - printk(KERN_WARNING "olpc-dcon: using deprecated sysfs 'source' interface; use 'freeze' instead!\n"); - return sprintf(buf, "%d\n", dcon_source); -} - -static ssize_t dcon_freeze_show(struct device *dev, - struct device_attribute *attr, char *buf) -{ - return sprintf(buf, "%d\n", dcon_source == DCON_SOURCE_DCON ? 1 : 0); -} - -static ssize_t dcon_output_show(struct device *dev, - struct device_attribute *attr, char *buf) -{ - return sprintf(buf, "%d\n", dcon_output); -} - -static ssize_t dcon_resumeline_show(struct device *dev, - struct device_attribute *attr, char *buf) -{ - return sprintf(buf, "%d\n", resumeline); -} - -static int _strtoul(const char *buf, int len, unsigned int *val) -{ - - char *endp; - unsigned int output = simple_strtoul(buf, &endp, 0); - int size = endp - buf; - - if (*endp && isspace(*endp)) - size++; - - if (size != len) - return -EINVAL; - - *val = output; - return 0; -} - -static ssize_t dcon_output_store(struct device *dev, - struct device_attribute *attr, const char *buf, size_t count) -{ - int output; - int rc = -EINVAL; - - if (_strtoul(buf, count, &output)) - return -EINVAL; - - if (output == DCON_OUTPUT_COLOR || output == DCON_OUTPUT_MONO) { - dcon_set_output(output); - rc = count; - } - - return rc; -} - -static ssize_t /* __deprecated */ dcon_source_store(struct device *dev, - struct device_attribute *attr, const char *buf, size_t count) -{ - int output; - int rc = -EINVAL; - - printk(KERN_WARNING "olpc-dcon: using deprecated sysfs 'source' interface; use 'freeze' instead!\n"); - if (_strtoul(buf, count, &output)) - return -EINVAL; - - dcon_set_source(output); - rc = count; - - return rc; -} - -static ssize_t dcon_freeze_store(struct device *dev, - struct device_attribute *attr, const char *buf, size_t count) -{ - int output; - int rc = -EINVAL; - - if (_strtoul(buf, count, &output)) - return rc; - - dcon_set_source(output ? DCON_SOURCE_DCON : DCON_SOURCE_CPU); - rc = count; - - return rc; -} - -static ssize_t dcon_resumeline_store(struct device *dev, - struct device_attribute *attr, const char *buf, size_t count) -{ - int rl; - int rc = -EINVAL; - - if (_strtoul(buf, count, &rl)) - return rc; - - resumeline = rl; - dcon_write(DCON_REG_SCAN_INT, resumeline); - rc = count; - - return rc; -} - -static ssize_t dcon_sleep_store(struct device *dev, - struct device_attribute *attr, const char *buf, size_t count) -{ - int output; - - if (_strtoul(buf, count, &output)) - return -EINVAL; - - dcon_sleep(output ? DCON_SLEEP : DCON_ACTIVE); - return count; -} - -static struct device_attribute dcon_device_files[] = { - __ATTR(mode, 0444, dcon_mode_show, NULL), - __ATTR(sleep, 0644, dcon_sleep_show, dcon_sleep_store), - __ATTR(source, 0644, dcon_source_show, dcon_source_store), - __ATTR(freeze, 0644, dcon_freeze_show, dcon_freeze_store), - __ATTR(output, 0644, dcon_output_show, dcon_output_store), - __ATTR(resumeline, 0644, dcon_resumeline_show, dcon_resumeline_store), -}; - -static struct backlight_ops dcon_bl_ops = { - .get_brightness = dconbl_get, - .update_status = dconbl_set -}; - -/* List of GPIOs that we care about: - (in) GPIO12 -- DCONBLNK - (in) GPIO[56] -- DCONSTAT[01] - (out) GPIO11 -- DCONLOAD -*/ - -#define IN_GPIOS ((1<<5) | (1<<6) | (1<<7) | (1<<12)) -#define OUT_GPIOS (1<<11) - -static irqreturn_t dcon_interrupt(int, void *); - -static int dcon_request_irq(void) -{ - unsigned long lo, hi; - unsigned char lob; - - rdmsr(MSR_LBAR_GPIO, lo, hi); - - /* Check the mask and whether GPIO is enabled (sanity check) */ - if (hi != 0x0000f001) { - printk(KERN_ERR "GPIO not enabled -- cannot use DCON\n"); - return -ENODEV; - } - - /* Mask off the IO base address */ - gpio_base = lo & 0x0000ff00; - - /* Turn off the event enable for GPIO7 just to be safe */ - outl(1 << (16+7), gpio_base + GPIOx_EVNT_EN); - - /* Set the directions for the GPIO pins */ - outl(OUT_GPIOS | (IN_GPIOS << 16), gpio_base + GPIOx_OUT_EN); - outl(IN_GPIOS | (OUT_GPIOS << 16), gpio_base + GPIOx_IN_EN); - - /* Set up the interrupt mappings */ - - /* Set the IRQ to pair 2 */ - geode_gpio_event_irq(OLPC_GPIO_DCON_IRQ, 2); - - /* Enable group 2 to trigger the DCON interrupt */ - geode_gpio_set_irq(2, DCON_IRQ); - - /* Select edge level for interrupt (in PIC) */ - - lob = inb(0x4d0); - lob &= ~(1 << DCON_IRQ); - outb(lob, 0x4d0); - - /* Register the interupt handler */ - if (request_irq(DCON_IRQ, &dcon_interrupt, 0, "DCON", &dcon_driver)) - return -EIO; - - /* Clear INV_EN for GPIO7 (DCONIRQ) */ - outl((1<<(16+7)), gpio_base + GPIOx_INV_EN); - - /* Enable filter for GPIO12 (DCONBLANK) */ - outl(1<<(12), gpio_base + GPIOx_IN_FLTR_EN); - - /* Disable filter for GPIO7 */ - outl(1<<(16+7), gpio_base + GPIOx_IN_FLTR_EN); - - /* Disable event counter for GPIO7 (DCONIRQ) and GPIO12 (DCONBLANK) */ - - outl(1<<(16+7), gpio_base + GPIOx_EVNTCNT_EN); - outl(1<<(16+12), gpio_base + GPIOx_EVNTCNT_EN); - - /* Add GPIO12 to the Filter Event Pair #7 */ - outb(12, gpio_base + GPIO_FE7_SEL); - - /* Turn off negative Edge Enable for GPIO12 */ - outl(1<<(16+12), gpio_base + GPIOx_NEGEDGE_EN); - - /* Enable negative Edge Enable for GPIO7 */ - outl(1<<7, gpio_base + GPIOx_NEGEDGE_EN); - - /* Zero the filter amount for Filter Event Pair #7 */ - outw(0, gpio_base + GPIO_FLT7_AMNT); - - /* Clear the negative edge status for GPIO7 and GPIO12 */ - outl((1<<7) | (1<<12), gpio_base+0x4c); - - /* FIXME: Clear the posiitive status as well, just to be sure */ - outl((1<<7) | (1<<12), gpio_base+0x48); - - /* Enable events for GPIO7 (DCONIRQ) and GPIO12 (DCONBLANK) */ - outl((1<<(7))|(1<<12), gpio_base + GPIOx_EVNT_EN); - - /* Determine the current state by reading the GPIO bit */ - /* Earlier stages of the boot process have established the state */ - dcon_source = inl(gpio_base + GPIOx_OUT_VAL) & (1<<11) - ? DCON_SOURCE_CPU - : DCON_SOURCE_DCON; - dcon_pending = dcon_source; - - return 0; -} - -static int dcon_reboot_notify(struct notifier_block *nb, unsigned long foo, void *bar) -{ - if (dcon_client == NULL) - return 0; - - /* Turn off the DCON. Entirely. */ - dcon_write(DCON_REG_MODE, 0x39); - dcon_write(DCON_REG_MODE, 0x32); - return 0; -} - -static int dcon_conswitch_notify(struct notifier_block *nb, - unsigned long mode, void *dummy) -{ - if (mode == CONSOLE_EVENT_SWITCH_TEXT) - dcon_sleep(DCON_ACTIVE); - - return 0; -} - -static struct notifier_block dcon_nb = { - .notifier_call = dcon_reboot_notify, - .priority = -1, -}; - -static struct notifier_block dcon_console_nb = { - .notifier_call = dcon_conswitch_notify, - .priority = -1, -}; - -static int dcon_probe(struct i2c_adapter *adap, int addr, int kind) -{ - struct i2c_client *client; - uint16_t ver; - int rc, i; - - if (!olpc_has_dcon()) { - printk("olpc-dcon: No DCON is attached.\n"); - return -ENODEV; - } - - if (num_registered_fb >= 1) - fbinfo = registered_fb[0]; - - if (adap->id != I2C_HW_SMBUS_SCX200) { - printk(KERN_ERR "olpc-dcon: Invalid I2C bus (%d not %d)\n", - adap->id, I2C_HW_SMBUS_SCX200); - return -ENXIO; - } - - client = kzalloc(sizeof(struct i2c_client), GFP_KERNEL); - if (client == NULL) - return -ENOMEM; - - strncpy(client->name, "OLPC-DCON", I2C_NAME_SIZE); - client->addr = addr; - client->adapter = adap; - client->driver = &dcon_driver; - - if ((rc = i2c_attach_client(client)) != 0) { - printk(KERN_ERR "olpc-dcon: Unable to attach the I2C client.\n"); - goto eclient; - } - - ver = i2c_smbus_read_word_data(client, DCON_REG_ID); - - if ((ver >> 8) != 0xDC) { - printk(KERN_ERR "olpc-dcon: DCON ID not 0xDCxx: 0x%04x instead.\n", ver); - rc = -ENXIO; - goto ei2c; - } - - if ((rc = dcon_request_irq())) { - printk(KERN_ERR "olpc-dcon: Unable to grab IRQ.\n"); - goto ei2c; - } - - if (ver < 0xdc02 && !noinit) { - /* Initialize the DCON registers */ - - /* Start with work-arounds for DCON ASIC */ - i2c_smbus_write_word_data(client, 0x4b, 0x00cc); - i2c_smbus_write_word_data(client, 0x4b, 0x00cc); - i2c_smbus_write_word_data(client, 0x4b, 0x00cc); - i2c_smbus_write_word_data(client, 0x0b, 0x007a); - i2c_smbus_write_word_data(client, 0x36, 0x025c); - i2c_smbus_write_word_data(client, 0x37, 0x025e); - - /* Initialise SDRAM */ - - i2c_smbus_write_word_data(client, 0x3b, 0x002b); - i2c_smbus_write_word_data(client, 0x41, 0x0101); - i2c_smbus_write_word_data(client, 0x42, 0x0101); - } - - /* Colour swizzle, AA, no passthrough, backlight */ - - dcon_disp_mode = MODE_PASSTHRU | MODE_BL_ENABLE | MODE_CSWIZZLE; - if (useaa) - dcon_disp_mode |= MODE_COL_AA; - i2c_smbus_write_word_data(client, DCON_REG_MODE, dcon_disp_mode); - - - /* Set the scanline to interrupt on during resume */ - - i2c_smbus_write_word_data(client, DCON_REG_SCAN_INT, resumeline); - - /* Add the DCON device */ - - dcon_device = platform_device_alloc("dcon", -1); - - if (dcon_device == NULL) { - printk(KERN_ERR "dcon: Unable to create the DCON device\n"); - rc = -ENOMEM; - goto eirq; - } - - if ((rc = platform_device_add(dcon_device))) { - printk(KERN_ERR "dcon: Unable to add the DCON device\n"); - goto edev; - } - - for(i = 0; i < ARRAY_SIZE(dcon_device_files); i++) - device_create_file(&dcon_device->dev, &dcon_device_files[i]); - - /* Add the backlight device for the DCON */ - - dcon_client = client; - - dcon_bl_dev = backlight_device_register("dcon-bl", &dcon_device->dev, - NULL, &dcon_bl_ops); - - if (IS_ERR(dcon_bl_dev)) { - printk(KERN_INFO "Could not register the backlight device for the DCON (%ld)\n", PTR_ERR(dcon_bl_dev)); - dcon_bl_dev = NULL; - } - else { - dcon_bl_dev->props.max_brightness = 15; - dcon_bl_dev->props.power = FB_BLANK_UNBLANK; - dcon_bl_dev->props.brightness = dcon_get_backlight(); - - backlight_update_status(dcon_bl_dev); - } - - register_reboot_notifier(&dcon_nb); - console_event_register(&dcon_console_nb); - - printk(KERN_INFO "olpc-dcon: Discovered DCON version %x\n", ver & 0xFF); - - return 0; - - edev: - platform_device_unregister(dcon_device); - dcon_device = NULL; - eirq: - free_irq(DCON_IRQ, &dcon_driver); - ei2c: - i2c_detach_client(client); - eclient: - kfree(client); - - return rc; -} - -static int dcon_attach(struct i2c_adapter *adap) -{ - int ret; - - ret = i2c_probe(adap, &addr_data, dcon_probe); - - if (dcon_client == NULL) - printk(KERN_ERR "olpc-dcon: No DCON found on SMBus\n"); - - return ret; -} - -static int dcon_detach(struct i2c_client *client) -{ - int rc; - dcon_client = NULL; - - unregister_reboot_notifier(&dcon_nb); - console_event_unregister(&dcon_console_nb); - - free_irq(DCON_IRQ, &dcon_driver); - - if ((rc = i2c_detach_client(client)) == 0) - kfree(i2c_get_clientdata(client)); - - if (dcon_bl_dev != NULL) - backlight_device_unregister(dcon_bl_dev); - - if (dcon_device != NULL) - platform_device_unregister(dcon_device); - cancel_work_sync(&dcon_work); - - return rc; -} - - -#ifdef CONFIG_PM -static int dcon_suspend(struct i2c_client *client, pm_message_t state) -{ - if (dcon_sleep_val != DCON_ACTIVE) - return 0; - - /* Set up the DCON to have the source */ - return dcon_set_source_sync(DCON_SOURCE_DCON); -} - -static int dcon_resume(struct i2c_client *client) -{ - int x; - if (dcon_sleep_val != DCON_ACTIVE) - return 0; - - /* HACK: ensure the bus is stable */ - do { - x = dcon_read(DCON_REG_ID); - } while (x < 0); - - return dcon_set_source(DCON_SOURCE_CPU); -} - -#endif - -static irqreturn_t dcon_interrupt(int irq, void *id) -{ - int status = inl(gpio_base + GPIOx_READ_BACK) >> 5; - - /* Clear the negative edge status for GPIO7 */ - outl(1 << 7, gpio_base + GPIOx_NEGEDGE_STS); - - switch (status & 3) { - case 3: - printk(KERN_DEBUG "olpc-dcon: DCONLOAD_MISSED interrupt\n"); - break; - case 2: /* switch to DCON mode */ - case 1: /* switch to CPU mode */ - dcon_switched = 1; - wake_up(&dcon_wait_queue); - break; - case 0: - printk(KERN_DEBUG "olpc-dcon: scanline interrupt w/CPU\n"); - } - - return IRQ_HANDLED; -} - -static struct i2c_driver dcon_driver = { - .driver = { - .name = "OLPC-DCON", - }, - .id = I2C_DRIVERID_DCON, - .attach_adapter = dcon_attach, - .detach_client = dcon_detach, -#ifdef CONFIG_PM - .suspend = dcon_suspend, - .resume = dcon_resume, -#endif -}; - - -static int __init olpc_dcon_init(void) -{ - i2c_add_driver(&dcon_driver); - return 0; -} - -static void __exit olpc_dcon_exit(void) -{ - i2c_del_driver(&dcon_driver); -} - -module_init(olpc_dcon_init); -module_exit(olpc_dcon_exit); - -MODULE_LICENSE("GPL"); diff --git a/target/linux/olpc/files-2.6.23/drivers/video/olpc_dcon.h b/target/linux/olpc/files-2.6.23/drivers/video/olpc_dcon.h deleted file mode 100644 index 6453ca4ba0..0000000000 --- a/target/linux/olpc/files-2.6.23/drivers/video/olpc_dcon.h +++ /dev/null @@ -1,75 +0,0 @@ -#ifndef OLPC_DCON_H_ -#define OLPC_DCON_H_ - -/* DCON registers */ - -#define DCON_REG_ID 0 -#define DCON_REG_MODE 1 - -#define MODE_PASSTHRU (1<<0) -#define MODE_SLEEP (1<<1) -#define MODE_SLEEP_AUTO (1<<2) -#define MODE_BL_ENABLE (1<<3) -#define MODE_BLANK (1<<4) -#define MODE_CSWIZZLE (1<<5) -#define MODE_COL_AA (1<<6) -#define MODE_MONO_LUMA (1<<7) -#define MODE_SCAN_INT (1<<8) -#define MODE_CLOCKDIV (1<<9) -#define MODE_DEBUG (1<<14) -#define MODE_SELFTEST (1<<15) - -#define DCON_REG_HRES 2 -#define DCON_REG_HTOTAL 3 -#define DCON_REG_HSYNC_WIDTH 4 -#define DCON_REG_VRES 5 -#define DCON_REG_VTOTAL 6 -#define DCON_REG_VSYNC_WIDTH 7 -#define DCON_REG_TIMEOUT 8 -#define DCON_REG_SCAN_INT 9 -#define DCON_REG_BRIGHT 10 - -/* GPIO registers (CS5536) */ - -#define MSR_LBAR_GPIO 0x5140000C - -#define GPIOx_OUT_VAL 0x00 -#define GPIOx_OUT_EN 0x04 -#define GPIOx_IN_EN 0x20 -#define GPIOx_INV_EN 0x24 -#define GPIOx_IN_FLTR_EN 0x28 -#define GPIOx_EVNTCNT_EN 0x2C -#define GPIOx_READ_BACK 0x30 -#define GPIOx_EVNT_EN 0x38 -#define GPIOx_NEGEDGE_EN 0x44 -#define GPIOx_NEGEDGE_STS 0x4C -#define GPIO_FLT7_AMNT 0xD8 -#define GPIO_MAP_X 0xE0 -#define GPIO_MAP_Y 0xE4 -#define GPIO_FE7_SEL 0xF7 - - -/* Status values */ - -#define DCONSTAT_SCANINT 0 -#define DCONSTAT_SCANINT_DCON 1 -#define DCONSTAT_DISPLAYLOAD 2 -#define DCONSTAT_MISSED 3 - -/* Source values */ - -#define DCON_SOURCE_DCON 0 -#define DCON_SOURCE_CPU 1 - -/* Output values */ -#define DCON_OUTPUT_COLOR 0 -#define DCON_OUTPUT_MONO 1 - -/* Sleep values */ -#define DCON_ACTIVE 0 -#define DCON_SLEEP 1 - -/* Interrupt */ -#define DCON_IRQ 6 - -#endif |