arch/sparc64/sys_info.c

   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
  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 paramters 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 }