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haiku/headers/private/system/arch/arm/arch_cpu_defs.h

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Added private system arch specific arch_cpu_defs.h header, currently defining only a SPINLOCK_PAUSE() macro. git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@36351 a95241bf-73f2-0310-859d-f6bbb57e9c96
2010-04-19 18:16:48 +04:00
/*
kernel/arm: detect read/write access in data abort handler Use Data Fault Status Register's bit 11 to initialize isWrite. see: ARMv7 Architecture Reference Manual,section B3.9.5 Distinguishing read and write accesses on Data Abort exceptions Change-Id: I7da6702fc0e9579e5cb09cba3c5c89f004ec268a Reviewed-on: https://review.haiku-os.org/c/haiku/+/4972 Tested-by: Commit checker robot <no-reply+buildbot@haiku-os.org> Reviewed-by: Jérôme Duval <jerome.duval@gmail.com> Reviewed-by: waddlesplash <waddlesplash@gmail.com>
2022-02-18 19:41:52 +03:00
* Copyright 2022, Haiku Inc. All rights reserved.
* Distributed under the terms of the MIT License.
*
Added private system arch specific arch_cpu_defs.h header, currently defining only a SPINLOCK_PAUSE() macro. git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@36351 a95241bf-73f2-0310-859d-f6bbb57e9c96
2010-04-19 18:16:48 +04:00
* Copyright 2010, Ingo Weinhold, ingo_weinhold@gmx.de.
* Distributed under the terms of the MIT License.
*/
#ifndef _SYSTEM_ARCH_ARM_DEFS_H
#define _SYSTEM_ARCH_ARM_DEFS_H
#define SPINLOCK_PAUSE() do {} while (false)
kernel/arm: implement prefetch abort handler Change-Id: I39c330a44ad36ede41c7727017dd733d07288be9 Reviewed-on: https://review.haiku-os.org/c/haiku/+/4983 Tested-by: Commit checker robot <no-reply+buildbot@haiku-os.org> Reviewed-by: Fredrik Holmqvist <fredrik.holmqvist@gmail.com>
2022-02-24 22:41:57 +03:00
#define CPSR_MODE_MASK 0x1f
#define CPSR_MODE_USR 0x10
kernel/arm: implement entering userspace Change-Id: Icf3945db979a8f4444856fc7157649f48b297c29 Reviewed-on: https://review.haiku-os.org/c/haiku/+/5037 Tested-by: Commit checker robot <no-reply+buildbot@haiku-os.org> Reviewed-by: Fredrik Holmqvist <fredrik.holmqvist@gmail.com> Reviewed-by: waddlesplash <waddlesplash@gmail.com>
2022-02-28 15:35:08 +03:00
#define CPSR_MODE_SVC 0x13
#define CPSR_MODE_SYS 0x1f
#define CPSR_T 0x20
#define CPSR_F 0x40
#define CPSR_I 0x80
kernel/arm: implement prefetch abort handler Change-Id: I39c330a44ad36ede41c7727017dd733d07288be9 Reviewed-on: https://review.haiku-os.org/c/haiku/+/4983 Tested-by: Commit checker robot <no-reply+buildbot@haiku-os.org> Reviewed-by: Fredrik Holmqvist <fredrik.holmqvist@gmail.com>
2022-02-24 22:41:57 +03:00
kernel/arm: detect read/write access in data abort handler Use Data Fault Status Register's bit 11 to initialize isWrite. see: ARMv7 Architecture Reference Manual,section B3.9.5 Distinguishing read and write accesses on Data Abort exceptions Change-Id: I7da6702fc0e9579e5cb09cba3c5c89f004ec268a Reviewed-on: https://review.haiku-os.org/c/haiku/+/4972 Tested-by: Commit checker robot <no-reply+buildbot@haiku-os.org> Reviewed-by: Jérôme Duval <jerome.duval@gmail.com> Reviewed-by: waddlesplash <waddlesplash@gmail.com>
2022-02-18 19:41:52 +03:00
#define FSR_WNR 0x800
Added private system arch specific arch_cpu_defs.h header, currently defining only a SPINLOCK_PAUSE() macro. git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@36351 a95241bf-73f2-0310-859d-f6bbb57e9c96
2010-04-19 18:16:48 +04:00
#endif /* _SYSTEM_ARCH_ARM_DEFS_H */
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