src/sdram/generic_sdram.c

   1 void sdram_no_memory(void)
   2 {
   3         print_err("No memory!!\r\n");
   4         while(1) {
   5                 hlt();
   6         }
   7 }
   8
   9 /* Setup SDRAM */
  10 void sdram_initialize(void)
  11 {
  12         print_debug("Ram1\r\n");
  13         /* Set the registers we can set once to reasonable values */
  14         sdram_set_registers();
  15
  16         print_debug("Ram2\r\n");
  17         /* Now setup those things we can auto detect */
  18         sdram_set_spd_registers();
  19
  20         print_debug("Ram3\r\n");
  21         /* Now that everything is setup enable the SDRAM.
  22          * Some chipsets do the work for use while on others
  23          * we need to it by hand.
  24          */
  25         sdram_enable();
  26
  27         print_debug("Ram4\r\n");
  28         sdram_first_normal_reference();
  29
  30         print_debug("Ram5\r\n");
  31         sdram_enable_refresh();
  32         sdram_special_finishup();
  33
  34         print_debug("Ram6\r\n");
  35 }