/*
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* drivers/staging/android/fiq_debugger/fiq_debugger.h
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*
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* Copyright (C) 2010 Google, Inc.
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* Author: Colin Cross <ccross@android.com>
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*
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* This software is licensed under the terms of the GNU General Public
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* License version 2, as published by the Free Software Foundation, and
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* may be copied, distributed, and modified under those terms.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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*/
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#ifndef _ARCH_ARM_MACH_TEGRA_FIQ_DEBUGGER_H_
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#define _ARCH_ARM_MACH_TEGRA_FIQ_DEBUGGER_H_
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#include <linux/serial_core.h>
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#define FIQ_DEBUGGER_NO_CHAR NO_POLL_CHAR
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#define FIQ_DEBUGGER_BREAK 0x00ff0100
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#define FIQ_DEBUGGER_FIQ_IRQ_NAME "fiq"
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#define FIQ_DEBUGGER_SIGNAL_IRQ_NAME "signal"
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#define FIQ_DEBUGGER_WAKEUP_IRQ_NAME "wakeup"
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/**
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* struct fiq_debugger_pdata - fiq debugger platform data
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* @uart_resume: used to restore uart state right before enabling
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* the fiq.
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* @uart_enable: Do the work necessary to communicate with the uart
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* hw (enable clocks, etc.). This must be ref-counted.
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* @uart_disable: Do the work necessary to disable the uart hw
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* (disable clocks, etc.). This must be ref-counted.
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* @uart_dev_suspend: called during PM suspend, generally not needed
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* for real fiq mode debugger.
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* @uart_dev_resume: called during PM resume, generally not needed
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* for real fiq mode debugger.
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*/
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struct fiq_debugger_pdata {
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int (*uart_init)(struct platform_device *pdev);
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void (*uart_free)(struct platform_device *pdev);
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int (*uart_resume)(struct platform_device *pdev);
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int (*uart_getc)(struct platform_device *pdev);
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void (*uart_putc)(struct platform_device *pdev, unsigned int c);
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void (*uart_flush)(struct platform_device *pdev);
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void (*uart_enable)(struct platform_device *pdev);
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void (*uart_disable)(struct platform_device *pdev);
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int (*uart_dev_suspend)(struct platform_device *pdev);
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int (*uart_dev_resume)(struct platform_device *pdev);
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void (*fiq_enable)(struct platform_device *pdev, unsigned int fiq,
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bool enable);
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void (*fiq_ack)(struct platform_device *pdev, unsigned int fiq);
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void (*force_irq)(struct platform_device *pdev, unsigned int irq);
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void (*force_irq_ack)(struct platform_device *pdev, unsigned int irq);
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#ifdef CONFIG_RK_CONSOLE_THREAD
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void (*console_write)(struct platform_device *pdev, const char *s,
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unsigned int count);
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int (*tty_write)(struct platform_device *pdev, const char *s, int count);
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int (*write_room)(struct platform_device *pdev);
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#endif
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#ifdef CONFIG_FIQ_DEBUGGER_TRUST_ZONE
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void (*switch_cpu)(struct platform_device *pdev, u32 cpu);
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void (*enable_debug)(struct platform_device *pdev, bool val);
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#endif
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};
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#ifdef CONFIG_FIQ_GLUE
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void gic_set_irq_secure(struct irq_data *d);
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void gic_set_irq_priority(struct irq_data *d, u8 pri);
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#endif
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void fiq_tty_wake_up(struct platform_device *pdev);
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#endif
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