3 * Daniel Engström, Omicron Ceti AB, daniel@omicron.se
5 * SPDX-License-Identifier: GPL-2.0+
8 #ifndef __ASM_PROCESSOR_H_
9 #define __ASM_PROCESSOR_H_ 1
11 #define X86_GDT_ENTRY_SIZE 8
13 #define X86_GDT_ENTRY_NULL 0
14 #define X86_GDT_ENTRY_UNUSED 1
15 #define X86_GDT_ENTRY_32BIT_CS 2
16 #define X86_GDT_ENTRY_32BIT_DS 3
17 #define X86_GDT_ENTRY_32BIT_FS 4
18 #define X86_GDT_ENTRY_16BIT_CS 5
19 #define X86_GDT_ENTRY_16BIT_DS 6
20 #define X86_GDT_ENTRY_16BIT_FLAT_CS 7
21 #define X86_GDT_ENTRY_16BIT_FLAT_DS 8
22 #define X86_GDT_NUM_ENTRIES 9
24 #define X86_GDT_SIZE (X86_GDT_NUM_ENTRIES * X86_GDT_ENTRY_SIZE)
28 #define PORT_RESET 0xcf9
30 static inline __attribute__((always_inline)) void cpu_hlt(void)
35 static inline ulong cpu_get_sp(void)
45 #endif /* __ASSEMBLY__ */