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path: root/ci/config_tpl/juju2/bundle_tpl/onos.yaml
blob: a59d584f8b86bc5a22e3c6b13c4b66bb32647429 (plain)
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    onos-controller:
      charm: ./{{ ubuntu.release }}/onos-controller
      num_units: 1
      options:
{% if opnfv.ext_port is defined  %}
        ext-port: {{ opnfv.ext_port }}
{% endif %}
        #gateway-mac: "default"
      to:
        - "lxd:nodes/0"
.Attribute */ .highlight .nb { color: #003388 } /* Name.Builtin */ .highlight .nc { color: #bb0066; font-weight: bold } /* Name.Class */ .highlight .no { color: #003366; font-weight: bold } /* Name.Constant */ .highlight .nd { color: #555555 } /* Name.Decorator */ .highlight .ne { color: #bb0066; font-weight: bold } /* Name.Exception */ .highlight .nf { color: #0066bb; font-weight: bold } /* Name.Function */ .highlight .nl { color: #336699; font-style: italic } /* Name.Label */ .highlight .nn { color: #bb0066; font-weight: bold } /* Name.Namespace */ .highlight .py { color: #336699; font-weight: bold } /* Name.Property */ .highlight .nt { color: #bb0066; font-weight: bold } /* Name.Tag */ .highlight .nv { color: #336699 } /* Name.Variable */ .highlight .ow { color: #008800 } /* Operator.Word */ .highlight .w { color: #bbbbbb } /* Text.Whitespace */ .highlight .mb { color: #0000DD; font-weight: bold } /* Literal.Number.Bin */ .highlight .mf { color: #0000DD; font-weight: bold } /* Literal.Number.Float */ .highlight .mh { color: #0000DD; font-weight: bold } /* Literal.Number.Hex */ .highlight .mi { color: #0000DD; font-weight: bold } /* Literal.Number.Integer */ .highlight .mo { color: #0000DD; font-weight: bold } /* Literal.Number.Oct */ .highlight .sa { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Affix */ .highlight .sb { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Backtick */ .highlight .sc { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Char */ .highlight .dl { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Delimiter */ .highlight .sd { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Doc */ .highlight .s2 { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Double */ .highlight .se { color: #0044dd; background-color: #fff0f0 } /* Literal.String.Escape */ .highlight .sh { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Heredoc */ .highlight .si { color: #3333bb; background-color: #fff0f0 } /* Literal.String.Interpol */ .highlight .sx { color: #22bb22; background-color: #f0fff0 } /* Literal.String.Other */ .highlight .sr { color: #008800; background-color: #fff0ff } /* Literal.String.Regex */ .highlight .s1 { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Single */ .highlight .ss { color: #aa6600; background-color: #fff0f0 } /* Literal.String.Symbol */ .highlight .bp { color: #003388 } /* Name.Builtin.Pseudo */ .highlight .fm { color: #0066bb; font-weight: bold } /* Name.Function.Magic */ .highlight .vc { color: #336699 } /* Name.Variable.Class */ .highlight .vg { color: #dd7700 } /* Name.Variable.Global */ .highlight .vi { color: #3333bb } /* Name.Variable.Instance */ .highlight .vm { color: #336699 } /* Name.Variable.Magic */ .highlight .il { color: #0000DD; font-weight: bold } /* Literal.Number.Integer.Long */ }
/*
 * Intel BayTrail PMIC I2C bus semaphore implementaion
 * Copyright (c) 2014, Intel Corporation.
 *
 * This program is free software; you can redistribute it and/or modify it
 * under the terms and conditions of the GNU General Public License,
 * version 2, as published by the Free Software Foundation.
 *
 * This program is distributed in the hope 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.
 */
#include <linux/module.h>
#include <linux/delay.h>
#include <linux/device.h>
#include <linux/acpi.h>
#include <linux/i2c.h>
#include <linux/interrupt.h>

#include <asm/iosf_mbi.h>

#include "i2c-designware-core.h"

#define SEMAPHORE_TIMEOUT	100
#define PUNIT_SEMAPHORE		0x7
#define PUNIT_SEMAPHORE_BIT	BIT(0)
#define PUNIT_SEMAPHORE_ACQUIRE	BIT(1)

static unsigned long acquired;

static int get_sem(struct device *dev, u32 *sem)
{
	u32 data;
	int ret;

	ret = iosf_mbi_read(BT_MBI_UNIT_PMC, BT_MBI_BUNIT_READ, PUNIT_SEMAPHORE,
				&data);
	if (ret) {
		dev_err(dev, "iosf failed to read punit semaphore\n");
		return ret;
	}

	*sem = data & PUNIT_SEMAPHORE_BIT;

	return 0;
}

static void reset_semaphore(struct device *dev)
{
	u32 data;

	if (iosf_mbi_read(BT_MBI_UNIT_PMC, BT_MBI_BUNIT_READ,
				PUNIT_SEMAPHORE, &data)) {
		dev_err(dev, "iosf failed to reset punit semaphore during read\n");
		return;
	}

	data &= ~PUNIT_SEMAPHORE_BIT;
	if (iosf_mbi_write(BT_MBI_UNIT_PMC, BT_MBI_BUNIT_WRITE,
				PUNIT_SEMAPHORE, data))
		dev_err(dev, "iosf failed to reset punit semaphore during write\n");
}

static int baytrail_i2c_acquire(struct dw_i2c_dev *dev)
{
	u32 sem;
	int ret;
	unsigned long start, end;

	might_sleep();

	if (!dev || !dev->dev)
		return -ENODEV;

	if (!dev->release_lock)
		return 0;

	/* host driver writes to side band semaphore register */
	ret = iosf_mbi_write(BT_MBI_UNIT_PMC, BT_MBI_BUNIT_WRITE,
				PUNIT_SEMAPHORE, PUNIT_SEMAPHORE_ACQUIRE);
	if (ret) {
		dev_err(dev->dev, "iosf punit semaphore request failed\n");
		return ret;
	}

	/* host driver waits for bit 0 to be set in semaphore register */
	start = jiffies;
	end = start + msecs_to_jiffies(SEMAPHORE_TIMEOUT);
	do {
		ret = get_sem(dev->dev, &sem);
		if (!ret && sem) {
			acquired = jiffies;
			dev_dbg(dev->dev, "punit semaphore acquired after %ums\n",
				jiffies_to_msecs(jiffies - start));
			return 0;
		}

		usleep_range(1000, 2000);
	} while (time_before(jiffies, end));

	dev_err(dev->dev, "punit semaphore timed out, resetting\n");
	reset_semaphore(dev->dev);

	ret = iosf_mbi_read(BT_MBI_UNIT_PMC, BT_MBI_BUNIT_READ,
				PUNIT_SEMAPHORE, &sem);
	if (ret)
		dev_err(dev->dev, "iosf failed to read punit semaphore\n");
	else
		dev_err(dev->dev, "PUNIT SEM: %d\n", sem);

	WARN_ON(1);

	return -ETIMEDOUT;
}

static void baytrail_i2c_release(struct dw_i2c_dev *dev)
{
	if (!dev || !dev->dev)
		return;

	if (!dev->acquire_lock)
		return;

	reset_semaphore(dev->dev);
	dev_dbg(dev->dev, "punit semaphore held for %ums\n",
		jiffies_to_msecs(jiffies - acquired));
}

int i2c_dw_eval_lock_support(struct dw_i2c_dev *dev)
{
	acpi_status status;
	unsigned long long shared_host = 0;
	acpi_handle handle;

	if (!dev || !dev->dev)
		return 0;

	handle = ACPI_HANDLE(dev->dev);
	if (!handle)
		return 0;

	status = acpi_evaluate_integer(handle, "_SEM", NULL, &shared_host);
	if (ACPI_FAILURE(status))
		return 0;

	if (shared_host) {
		dev_info(dev->dev, "I2C bus managed by PUNIT\n");
		dev->acquire_lock = baytrail_i2c_acquire;
		dev->release_lock = baytrail_i2c_release;
		dev->pm_runtime_disabled = true;
	}

	if (!iosf_mbi_available())
		return -EPROBE_DEFER;

	return 0;
}

MODULE_AUTHOR("David E. Box <david.e.box@linux.intel.com>");
MODULE_DESCRIPTION("Baytrail I2C Semaphore driver");
MODULE_LICENSE("GPL v2");