91 lines
2.4 KiB
C
91 lines
2.4 KiB
C
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/*
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* Copyright (c) 2016 Jean-Paul Etienne <fractalclone@gmail.com>
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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/**
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* @file
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* @brief Private kernel definitions
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*
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* This file contains private kernel structures definitions and various
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* other definitions for the RISCV32 processor architecture.
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*/
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#ifndef _kernel_arch_data_h_
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#define _kernel_arch_data_h_
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include <toolchain.h>
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#include <sections.h>
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#include <arch/cpu.h>
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#ifndef _ASMLANGUAGE
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#include <kernel.h>
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#include <stdint.h>
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#include <misc/util.h>
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#include <misc/dlist.h>
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#include <nano_internal.h>
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/*
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* The following structure defines the list of registers that need to be
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* saved/restored when a cooperative context switch occurs.
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*/
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struct _callee_saved {
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uint32_t sp; /* Stack pointer, (x2 register) */
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uint32_t s0; /* saved register/frame pointer */
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uint32_t s1; /* saved register */
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uint32_t s2; /* saved register */
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uint32_t s3; /* saved register */
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uint32_t s4; /* saved register */
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uint32_t s5; /* saved register */
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uint32_t s6; /* saved register */
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uint32_t s7; /* saved register */
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uint32_t s8; /* saved register */
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uint32_t s9; /* saved register */
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uint32_t s10; /* saved register */
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uint32_t s11; /* saved register */
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};
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typedef struct _callee_saved _callee_saved_t;
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struct _caller_saved {
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/*
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* Nothing here, the exception code puts all the caller-saved
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* registers onto the stack.
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*/
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};
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typedef struct _caller_saved _caller_saved_t;
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struct _thread_arch {
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uint32_t swap_return_value; /* Return value of _Swap() */
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};
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typedef struct _thread_arch _thread_arch_t;
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struct _kernel_arch {
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/* nothing for now */
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};
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typedef struct _kernel_arch _kernel_arch_t;
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extern char _interrupt_stack[CONFIG_ISR_STACK_SIZE];
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#endif /* _ASMLANGUAGE */
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#endif /* _kernel_arch_data_h_ */
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