src/northbridge/intel/i440bx/debug.c

   1 static void dump_spd_registers(void)
   2 {
   3 #if CONFIG_DEBUG_RAM_SETUP
   4         int i;
   5         print_debug("\n");
   6         for(i = 0; i < DIMM_SOCKETS; i++) {
   7                 unsigned device;
   8                 device = DIMM_SPD_BASE + i;
   9                 if (device) {
  10                         int j;
  11                         print_debug("dimm: ");
  12                         print_debug_hex8(i);
  13                         print_debug(".0: ");
  14                         print_debug_hex8(device);
  15                         for(j = 0; j < 256; j++) {
  16                                 int status;
  17                                 unsigned char byte;
  18                                 if ((j & 0xf) == 0) {
  19                                         print_debug("\n");
  20                                         print_debug_hex8(j);
  21                                         print_debug(": ");
  22                                 }
  23                                 status = spd_read_byte(device, j);
  24                                 if (status < 0) {
  25                                         print_debug("bad device\n");
  26                                         break;
  27                                 }
  28                                 byte = status & 0xff;
  29                                 print_debug_hex8(byte);
  30                                 print_debug_char(' ');
  31                         }
  32                         print_debug("\n");
  33                 }
  34         }
  35 #endif
  36 }
  37
  38 #if 0
  39 void dump_spd_registers(void)
  40 {
  41         unsigned device;
  42         device = SMBUS_MEM_DEVICE_START;
  43         printk(BIOS_DEBUG, "\n");
  44         while(device <= SMBUS_MEM_DEVICE_END) {
  45                 int status = 0;
  46                 int i;
  47                 printk(BIOS_DEBUG, "dimm %02x", device);
  48                 for(i = 0; (i < 256) && (status == 0); i++) {
  49                         unsigned char byte;
  50                         if ((i % 20) == 0) {
  51                                 printk(BIOS_DEBUG, "\n%3d: ", i);
  52                         }
  53                         status = smbus_read_byte(device, i, &byte);
  54                         if (status != 0) {
  55                                 printk(BIOS_DEBUG, "bad device\n");
  56                                 continue;
  57                         }
  58                         printk(BIOS_DEBUG, "%02x ", byte);
  59                 }
  60                 device += SMBUS_MEM_DEVICE_INC;
  61                 printk(BIOS_DEBUG, "\n");
  62         }
  63 }
  64 #endif