src/northbridge/intel/i82810/debug.c

   1 #include <console/console.h>
   2 #include <arch/io.h>
   3 #include <arch/romcc_io.h>
   4 #include <spd.h>
   5 #include "i82810.h"
   6 #include "raminit.h"
   7
   8 #if CONFIG_DEBUG_RAM_SETUP
   9 void dump_spd_registers(void)
  10 {
  11         int i;
  12         print_debug("\n");
  13         for(i = 0; i < DIMM_SOCKETS; i++) {
  14                 unsigned device;
  15                 device = DIMM0 + i;
  16                 if (device) {
  17                         int j;
  18                         print_debug("dimm: ");
  19                         print_debug_hex8(i);
  20                         print_debug(".0: ");
  21                         print_debug_hex8(device);
  22                         for(j = 0; j < 256; j++) {
  23                                 int status;
  24                                 unsigned char byte;
  25                                 if ((j & 0xf) == 0) {
  26                                         print_debug("\n");
  27                                         print_debug_hex8(j);
  28                                         print_debug(": ");
  29                                 }
  30                                 status = smbus_read_byte(device, j);
  31                                 if (status < 0) {
  32                                         print_debug("bad device\n");
  33                                         break;
  34                                 }
  35                                 byte = status & 0xff;
  36                                 print_debug_hex8(byte);
  37                                 print_debug_char(' ');
  38                         }
  39                         print_debug("\n");
  40                 }
  41         }
  42 }
  43
  44 static void print_debug_pci_dev(unsigned dev)
  45 {
  46         print_debug("PCI: ");
  47         print_debug_hex8((dev >> 16) & 0xff);
  48         print_debug_char(':');
  49         print_debug_hex8((dev >> 11) & 0x1f);
  50         print_debug_char('.');
  51         print_debug_hex8((dev >> 8) & 7);
  52 }
  53
  54 void dump_pci_device(unsigned dev)
  55 {
  56         int i;
  57         print_debug_pci_dev(dev);
  58         print_debug("\n");
  59
  60         for (i = 0; i <= 255; i++) {
  61                 unsigned char val;
  62                 if ((i & 0x0f) == 0) {
  63                         print_debug_hex8(i);
  64                         print_debug_char(':');
  65                 }
  66                 val = pci_read_config8(dev, i);
  67                 print_debug_char(' ');
  68                 print_debug_hex8(val);
  69                 if ((i & 0x0f) == 0x0f) {
  70                         print_debug("\n");
  71                 }
  72         }
  73 }
  74 #endif