This source file includes following definitions.
- parse_dtb
- setup_arch
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9 #include <linux/init.h>
10 #include <linux/mm.h>
11 #include <linux/memblock.h>
12 #include <linux/sched.h>
13 #include <linux/console.h>
14 #include <linux/screen_info.h>
15 #include <linux/of_fdt.h>
16 #include <linux/of_platform.h>
17 #include <linux/sched/task.h>
18 #include <linux/swiotlb.h>
19
20 #include <asm/setup.h>
21 #include <asm/sections.h>
22 #include <asm/pgtable.h>
23 #include <asm/smp.h>
24 #include <asm/tlbflush.h>
25 #include <asm/thread_info.h>
26
27 #include "head.h"
28
29 #ifdef CONFIG_DUMMY_CONSOLE
30 struct screen_info screen_info = {
31 .orig_video_lines = 30,
32 .orig_video_cols = 80,
33 .orig_video_mode = 0,
34 .orig_video_ega_bx = 0,
35 .orig_video_isVGA = 1,
36 .orig_video_points = 8
37 };
38 #endif
39
40
41 atomic_t hart_lottery;
42 unsigned long boot_cpu_hartid;
43
44 void __init parse_dtb(void)
45 {
46 if (early_init_dt_scan(dtb_early_va))
47 return;
48
49 pr_err("No DTB passed to the kernel\n");
50 #ifdef CONFIG_CMDLINE_FORCE
51 strlcpy(boot_command_line, CONFIG_CMDLINE, COMMAND_LINE_SIZE);
52 pr_info("Forcing kernel command line to: %s\n", boot_command_line);
53 #endif
54 }
55
56 void __init setup_arch(char **cmdline_p)
57 {
58 init_mm.start_code = (unsigned long) _stext;
59 init_mm.end_code = (unsigned long) _etext;
60 init_mm.end_data = (unsigned long) _edata;
61 init_mm.brk = (unsigned long) _end;
62
63 *cmdline_p = boot_command_line;
64
65 parse_early_param();
66
67 setup_bootmem();
68 paging_init();
69 unflatten_device_tree();
70
71 #ifdef CONFIG_SWIOTLB
72 swiotlb_init(1);
73 #endif
74
75 #ifdef CONFIG_SMP
76 setup_smp();
77 #endif
78
79 #ifdef CONFIG_DUMMY_CONSOLE
80 conswitchp = &dummy_con;
81 #endif
82
83 riscv_fill_hwcap();
84 }