2 * arch/arm/include/asm/fiq_debugger.h
4 * Copyright (C) 2010 Google, Inc.
5 * Author: Colin Cross <ccross@android.com>
6 * Copyright (C) 2010-2015 NVIDIA Corporation. All rights reserved.
8 * This software is licensed under the terms of the GNU General Public
9 * License version 2, as published by the Free Software Foundation, and
10 * may be copied, distributed, and modified under those terms.
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
19 #ifndef _ARCH_ARM_MACH_TEGRA_FIQ_DEBUGGER_H_
20 #define _ARCH_ARM_MACH_TEGRA_FIQ_DEBUGGER_H_
22 #include <linux/serial_core.h>
24 #define FIQ_DEBUGGER_NO_CHAR NO_POLL_CHAR
25 #define FIQ_DEBUGGER_BREAK 0x00ff0100
27 #define FIQ_DEBUGGER_FIQ_IRQ_NAME "fiq"
28 #define FIQ_DEBUGGER_SIGNAL_IRQ_NAME "signal"
29 #define FIQ_DEBUGGER_WAKEUP_IRQ_NAME "wakeup"
32 * struct fiq_debugger_pdata - fiq debugger platform data
33 * @uart_resume: used to restore uart state right before enabling
35 * @uart_enable: Do the work necessary to communicate with the uart
36 * hw (enable clocks, etc.). This must be ref-counted.
37 * @uart_disable: Do the work necessary to disable the uart hw
38 * (disable clocks, etc.). This must be ref-counted.
39 * @uart_dev_suspend: called during PM suspend, generally not needed
40 * for real fiq mode debugger.
41 * @uart_dev_resume: called during PM resume, generally not needed
42 * for real fiq mode debugger.
44 struct fiq_debugger_pdata {
45 int (*uart_init)(struct platform_device *pdev);
46 void (*uart_free)(struct platform_device *pdev);
47 int (*uart_resume)(struct platform_device *pdev);
48 int (*uart_getc)(struct platform_device *pdev);
49 void (*uart_putc)(struct platform_device *pdev, unsigned int c);
50 void (*uart_flush)(struct platform_device *pdev);
51 void (*uart_enable)(struct platform_device *pdev);
52 void (*uart_disable)(struct platform_device *pdev);
54 int (*uart_dev_suspend)(struct platform_device *pdev);
55 int (*uart_dev_resume)(struct platform_device *pdev);
57 void (*fiq_enable)(struct platform_device *pdev, unsigned int fiq,
59 void (*fiq_ack)(struct platform_device *pdev, unsigned int fiq);
61 void (*force_irq)(struct platform_device *pdev, unsigned int irq);
62 void (*force_irq_ack)(struct platform_device *pdev, unsigned int irq);