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| Rev | Author | Line No. | Line |
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| 1 | jermar | 1 | /* |
| 319 | jermar | 2 | * Copyright (C) 2003-2004 Jakub Jermar |
| 1 | jermar | 3 | * All rights reserved. |
| 4 | * |
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| 5 | * Redistribution and use in source and binary forms, with or without |
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| 6 | * modification, are permitted provided that the following conditions |
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| 7 | * are met: |
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| 8 | * |
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| 9 | * - Redistributions of source code must retain the above copyright |
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| 10 | * notice, this list of conditions and the following disclaimer. |
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| 11 | * - Redistributions in binary form must reproduce the above copyright |
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| 12 | * notice, this list of conditions and the following disclaimer in the |
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| 13 | * documentation and/or other materials provided with the distribution. |
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| 14 | * - The name of the author may not be used to endorse or promote products |
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| 15 | * derived from this software without specific prior written permission. |
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| 16 | * |
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| 17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
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| 18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
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| 19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
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| 20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
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| 21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
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| 22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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| 23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
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| 24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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| 25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
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| 26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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| 27 | */ |
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| 28 | |||
| 1769 | jermar | 29 | /** @addtogroup mips32 |
| 1702 | cejka | 30 | * @{ |
| 31 | */ |
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| 32 | /** @file |
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| 33 | */ |
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| 34 | |||
| 341 | jermar | 35 | #ifndef __mips32_ASM_H__ |
| 36 | #define __mips32_ASM_H__ |
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| 1 | jermar | 37 | |
| 173 | jermar | 38 | #include <arch/types.h> |
| 313 | palkovsky | 39 | #include <typedefs.h> |
| 173 | jermar | 40 | #include <config.h> |
| 41 | |||
| 1 | jermar | 42 | |
| 326 | palkovsky | 43 | static inline void cpu_sleep(void) |
| 44 | { |
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| 45 | /* Most of the simulators do not support */ |
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| 46 | /* __asm__ volatile ("wait"); */ |
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| 47 | } |
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| 48 | |||
| 173 | jermar | 49 | /** Return base address of current stack |
| 50 | * |
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| 51 | * Return the base address of the current stack. |
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| 52 | * The stack is assumed to be STACK_SIZE bytes long. |
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| 180 | jermar | 53 | * The stack must start on page boundary. |
| 173 | jermar | 54 | */ |
| 55 | static inline __address get_stack_base(void) |
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| 56 | { |
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| 57 | __address v; |
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| 58 | |||
| 59 | __asm__ volatile ("and %0, $29, %1\n" : "=r" (v) : "r" (~(STACK_SIZE-1))); |
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| 60 | |||
| 61 | return v; |
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| 62 | } |
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| 63 | |||
| 313 | palkovsky | 64 | extern void cpu_halt(void); |
| 65 | extern void asm_delay_loop(__u32 t); |
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| 1122 | palkovsky | 66 | extern void userspace_asm(__address ustack, __address uspace_uarg, |
| 67 | __address entry); |
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| 195 | vana | 68 | |
| 1 | jermar | 69 | #endif |
| 1702 | cejka | 70 | |
| 1769 | jermar | 71 | /** @} |
| 1702 | cejka | 72 | */ |