0,0 → 1,122 |
/* |
* Copyright (c) 2007 Michal Kebrt |
* All rights reserved. |
* |
* Redistribution and use in source and binary forms, with or without |
* modification, are permitted provided that the following conditions |
* are met: |
* |
* - Redistributions of source code must retain the above copyright |
* notice, this list of conditions and the following disclaimer. |
* - Redistributions in binary form must reproduce the above copyright |
* notice, this list of conditions and the following disclaimer in the |
* documentation and/or other materials provided with the distribution. |
* - The name of the author may not be used to endorse or promote products |
* derived from this software without specific prior written permission. |
* |
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
*/ |
|
/** @addtogroup arm32 |
* @{ |
*/ |
/** @file |
* @brief Declarations of machine specific functions. |
* |
* These functions enable to differentiate more kinds of ARM emulators |
* or CPUs. It's the same concept as "arch" functions on the architecture |
* level. |
*/ |
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#ifndef KERN_arm32_MACHINE_H_ |
#define KERN_arm32_MACHINE_H_ |
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#include <console/console.h> |
#include <arch/types.h> |
#include <arch/exception.h> |
#include <arch/drivers/gxemul.h> |
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/** Initializes console. |
* |
* @param devno Console device number. |
*/ |
extern void machine_console_init(devno_t devno); |
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/** Acquire console back for kernel. */ |
extern void machine_grab_console(void); |
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/** Return console to userspace. */ |
extern void machine_release_console(void); |
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/** Maps HW devices to the kernel address space using #hw_map. */ |
extern void machine_hw_map_init(void); |
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/** Starts timer. */ |
extern void machine_timer_irq_start(void); |
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/** Halts CPU. */ |
extern void machine_cpu_halt(void); |
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/** Returns size of available memory. |
* |
* @return Size of available memory. |
*/ |
extern size_t machine_get_memory_size(void); |
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/** Prints a character. |
* |
* @param ch Character to be printed. |
*/ |
extern void machine_debug_putc(char ch); |
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/** Interrupt exception handler. |
* |
* @param exc_no Interrupt exception number. |
* @param istate Saved processor state. |
*/ |
extern void machine_irq_exception(int exc_no, istate_t *istate); |
|
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/** Returns address of framebuffer device. |
* |
* @return Address of framebuffer device. |
*/ |
extern uintptr_t machine_get_fb_address(void); |
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#ifdef MACHINE_GXEMUL_TESTARM |
#define machine_console_init(devno) gxemul_console_init(devno) |
#define machine_grab_console gxemul_grab_console |
#define machine_release_console gxemul_release_console |
#define machine_hw_map_init gxemul_hw_map_init |
#define machine_timer_irq_start gxemul_timer_irq_start |
#define machine_cpu_halt gxemul_cpu_halt |
#define machine_get_memory_size gxemul_get_memory_size |
#define machine_debug_putc(ch) gxemul_debug_putc(ch) |
#define machine_irq_exception(exc_no, istate) \ |
gxemul_irq_exception(exc_no, istate) |
#define machine_get_fb_address gxemul_get_fb_address |
#endif |
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#endif |
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/** @} |
*/ |