/* * Copyright (c) 2005 Jakub Jermar * 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 kernel_sparc64_interrupt * @{ */ /** * @file * @brief This file contains register window trap handlers. */ #ifndef KERN_sparc64_REGWIN_H_ #define KERN_sparc64_REGWIN_H_ #include <arch/stack.h> #include <arch/arch.h> #include <align.h> #define TT_CLEAN_WINDOW 0x24 #define TT_SPILL_0_NORMAL 0x80 /* kernel spills */ #define TT_SPILL_1_NORMAL 0x84 /* userspace spills */ #define TT_SPILL_2_NORMAL 0x88 /* spills to userspace window buffer */ #define TT_SPILL_0_OTHER 0xa0 /* spills to userspace window buffer */ #define TT_FILL_0_NORMAL 0xc0 /* kernel fills */ #define TT_FILL_1_NORMAL 0xc4 /* userspace fills */ #define REGWIN_HANDLER_SIZE 128 #define CLEAN_WINDOW_HANDLER_SIZE REGWIN_HANDLER_SIZE #define SPILL_HANDLER_SIZE REGWIN_HANDLER_SIZE #define FILL_HANDLER_SIZE REGWIN_HANDLER_SIZE /* Window Save Area offsets. */ #define L0_OFFSET 0 #define L1_OFFSET 8 #define L2_OFFSET 16 #define L3_OFFSET 24 #define L4_OFFSET 32 #define L5_OFFSET 40 #define L6_OFFSET 48 #define L7_OFFSET 56 #define I0_OFFSET 64 #define I1_OFFSET 72 #define I2_OFFSET 80 #define I3_OFFSET 88 #define I4_OFFSET 96 #define I5_OFFSET 104 #define I6_OFFSET 112 #define I7_OFFSET 120 /* Uspace Window Buffer constants. */ #define UWB_SIZE ((NWINDOWS - 1) * STACK_WINDOW_SAVE_AREA_SIZE) #define UWB_ALIGNMENT 1024 #ifdef __ASSEMBLER__ #include <arch/trap/regwin.S> #endif /* __ASSEMBLER__ */ #if defined(SUN4U) #include <arch/trap/sun4u/regwin.h> #elif defined(SUN4V) #include <arch/trap/sun4v/regwin.h> #endif #endif /** @} */