source: trunk/hal/x86_64/core/hal_internal.h @ 145

Last change on this file since 145 was 145, checked in by max@…, 5 years ago

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1/*
2 * hal_internal.h - x86-specific function definitions
3 *
4 * Copyright (c) 2017 Maxime Villard
5 *
6 * This file is part of ALMOS-MKH.
7 *
8 * ALMOS-MKH is free software; you can redistribute it and/or modify it
9 * under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; version 2.0 of the License.
11 *
12 * ALMOS-MKH is distributed in the hope that it will be useful, but
13 * WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
15 * General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with ALMOS-MKH.; if not, write to the Free Software Foundation,
19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
20 */
21
22#include <memcpy.h>
23
24#define offsetof(type, member) __builtin_offsetof(type, member)
25#define roundup(x, y) ((((x)+((y)-1))/(y))*(y))
26#define rounddown(x,y) (((x)/(y))*(y))
27
28#define XASSERT(a)      \
29        if (!(a)) { \
30                x86_panic((char *)__func__); \
31        }
32
33/* hal_cpu.S */
34void invlpg(vaddr_t va);
35void sti();
36void cli();
37uint64_t rdtsc();
38uint8_t in8(uint32_t port);
39void out8(uint32_t port, uint8_t val);
40uint64_t rdmsr(uint32_t);
41void wrmsr(uint32_t, uint64_t);
42void mfence();
43vaddr_t rcr2(void);
44
45uint32_t atomic_cas_32(volatile uint32_t *ptr, uint32_t exp, uint32_t new);
46uint32_t atomic_add_32(volatile uint32_t *ptr, int32_t incr);
47uint32_t atomic_and_32(volatile uint32_t *ptr, uint32_t mask);
48uint32_t atomic_or_32(volatile uint32_t *ptr, uint32_t mask);
49
50/* hal_gpt.c */
51paddr_t hal_gpt_bootstrap_palloc(size_t npages);
52vaddr_t hal_gpt_bootstrap_valloc(size_t npages);
53void hal_gpt_bootstrap_reset();
54size_t hal_gpt_bootstrap_uniformize();
55
56void hal_gpt_enter(vaddr_t va, paddr_t pa, pt_entry_t flags);
57void hal_gpt_enter_range(vaddr_t va, paddr_t pa, size_t n);
58void hal_gpt_leave(vaddr_t va);
59void hal_gpt_leave_range(vaddr_t va, size_t n);
60void hal_gpt_init(paddr_t firstpa);
61
62/* hal_special.c */
63void hal_tls_init_cpu0();
64
65/* x86_printf.c */
66void x86_panic(char *msg);
67void x86_putc(char c);
68void x86_printf(char *s, ...);
69
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