1 #include "config.h"
2 #include "kernel/kernel.h"
3 #include "arch/common/elf_boot.h"
4 #include "libopenbios/sys_info.h"
5 #include "context.h"
6 #include "boot.h"
7 
8 #define printf printk
9 #ifdef CONFIG_DEBUG_BOOT
10 #define debug printk
11 #else
12 #define debug(x...)
13 #endif
14 
15 uint64_t qemu_mem_size;
16 unsigned long va_shift;
17 
18 void collect_multiboot_info(struct sys_info *);
19 
collect_sys_info(struct sys_info * info)20 void collect_sys_info(struct sys_info *info)
21 {
22     int i;
23     unsigned long long total = 0;
24     struct memrange *mmap;
25 
26     /* Pick up parameters given by bootloader to us */
27     //info->boot_type = boot_ctx->eax;
28     //info->boot_data = boot_ctx->ebx;
29     info->boot_arg = boot_ctx->param[0];
30     //debug("boot eax = %#lx\n", info->boot_type);
31     //debug("boot ebx = %#lx\n", info->boot_data);
32     info->boot_type = ELF_BHDR_MAGIC;
33     info->boot_data = virt_to_phys(&elf_image_notes);
34     debug("boot arg = %#lx\n", info->boot_arg);
35 
36     collect_elfboot_info(info);
37 #ifdef CONFIG_LINUXBIOS
38     collect_linuxbios_info(info);
39 #endif
40 #ifdef CONFIG_IMAGE_ELF_MULTIBOOT
41     collect_multiboot_info(info);
42 #endif
43 
44     if (!info->memrange) {
45 	info->n_memranges = 1;
46 	info->memrange = malloc(1 * sizeof(struct memrange));
47 	info->memrange[0].base = 0;
48 	info->memrange[0].size = qemu_mem_size;
49     }
50 
51     debug("\n");
52     mmap=info->memrange;
53     for (i = 0; i < info->n_memranges; i++) {
54 	debug("%08lx-", (long)mmap[i].base);
55 	debug("%08lx\n", (long)mmap[i].base + (long)mmap[i].size);
56 	total += mmap[i].size;
57     }
58     debug("RAM %ld MB\n", (long)total >> 20);
59 }
60