src/northbridge/intel/i440bx/debug.c

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2
   3 #include <console/console.h>
   4 #include <device/pci_ops.h>
   5 #include <device/smbus_host.h>
   6 #include <spd.h>
   7 #include "raminit.h"
   8
   9 void dump_spd_registers(void)
  10 {
  11         int i;
  12         printk(BIOS_DEBUG, "\n");
  13         for (i = 0; i < DIMM_SOCKETS; i++) {
  14                 unsigned int device;
  15                 device = DIMM0 + i;
  16                 if (device) {
  17                         int j;
  18                         printk(BIOS_DEBUG, "DIMM %d: %02x", i, device);
  19                         for (j = 0; j < 256; j++) {
  20                                 int status;
  21                                 unsigned char byte;
  22                                 if ((j & 0xf) == 0) {
  23                                         printk(BIOS_DEBUG, "\n%02x: ", j);
  24                                 }
  25                                 status = smbus_read_byte(device, j);
  26                                 if (status < 0) {
  27                                         printk(BIOS_DEBUG, "bad device\n");
  28                                         break;
  29                                 }
  30                                 byte = status & 0xff;
  31                                 printk(BIOS_DEBUG, "%02x ", byte);
  32                         }
  33                         printk(BIOS_DEBUG, "\n");
  34                 }
  35         }
  36 }
  37
  38 void dump_pci_device(unsigned int dev)
  39 {
  40         int i;
  41         printk(BIOS_DEBUG, "PCI: %02x:%02x.%02x", (dev >> 20) & 0xff, (dev >> 15) & 0x1f,
  42                 (dev >> 12) & 7);
  43
  44         for (i = 0; i <= 255; i++) {
  45                 if ((i & 0x0f) == 0)
  46                         printk(BIOS_DEBUG, "\n%02x:", i);
  47                 printk(BIOS_DEBUG, " %02x", pci_read_config8(dev, i));
  48         }
  49         printk(BIOS_DEBUG, "\n");
  50 }