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/*
* Copyright (c) 2019 Intel Corporation
* SPDX-License-Identifier: Apache-2.0
*/
#ifndef ZEPHYR_ARCH_X86_INCLUDE_KERNEL_ARCH_DATA_H_
#define ZEPHYR_ARCH_X86_INCLUDE_KERNEL_ARCH_DATA_H_
/*
* Exception/interrupt vector definitions: vectors 20 to 31 are reserved
* for Intel; vectors 32 to 255 are user defined interrupt vectors.
*/
#define IV_DIVIDE_ERROR 0
#define IV_DEBUG 1
#define IV_NON_MASKABLE_INTERRUPT 2
#define IV_BREAKPOINT 3
#define IV_OVERFLOW 4
#define IV_BOUND_RANGE 5
#define IV_INVALID_OPCODE 6
#define IV_DEVICE_NOT_AVAILABLE 7
#define IV_DOUBLE_FAULT 8
#define IV_COPROC_SEGMENT_OVERRUN 9
#define IV_INVALID_TSS 10
#define IV_SEGMENT_NOT_PRESENT 11
#define IV_STACK_FAULT 12
#define IV_GENERAL_PROTECTION 13
#define IV_PAGE_FAULT 14
#define IV_RESERVED 15
#define IV_X87_FPU_FP_ERROR 16
#define IV_ALIGNMENT_CHECK 17
#define IV_MACHINE_CHECK 18
#define IV_SIMD_FP 19
#define IV_VIRT_EXCEPTION 20
#define IV_SECURITY_EXCEPTION 30
#define IV_IRQS 32 /* start of vectors available for IRQs */
#define IV_NR_VECTORS 256 /* total number of vectors */
/*
* EFLAGS/RFLAGS definitions. (RFLAGS is just zero-extended EFLAGS.)
*/
#define EFLAGS_IF BIT(9) /* interrupts enabled */
#define EFLAGS_DF BIT(10) /* Direction flag */
#define EFLAGS_INITIAL (EFLAGS_IF)
#define EFLAGS_SYSCALL (EFLAGS_IF | EFLAGS_DF)
/*
* Control register definitions.
*/
#define CR0_PG BIT(31) /* enable paging */
#define CR0_WP BIT(16) /* honor W bit even when supervisor */
#define CR4_PAE BIT(5) /* enable PAE */
#define CR4_OSFXSR BIT(9) /* enable SSE (OS FXSAVE/RSTOR) */
#ifdef CONFIG_X86_64
#include <intel64/kernel_arch_data.h>
#else
#include <ia32/kernel_arch_data.h>
#endif
#endif /* ZEPHYR_ARCH_X86_INCLUDE_KERNEL_ARCH_DATA_H_ */