src/mainboard/digitallogic/adl855pc/romstage.c

   1 #include <stdint.h>
   2 #include <device/pci_def.h>
   3 #include <arch/io.h>
   4 #include <device/pnp_def.h>
   5 #include <arch/romcc_io.h>
   6 #include <arch/hlt.h>
   7 #include <stdlib.h>
   8 #include <lib.h>
   9 #include "pc80/udelay_io.c"
  10 #include <pc80/mc146818rtc.h>
  11 #include <console/console.h>
  12 #include "southbridge/intel/i82801dx/i82801dx.h"
  13 #include "southbridge/intel/i82801dx/i82801dx_early_smbus.c"
  14 #include "northbridge/intel/i855/raminit.h"
  15 #include "northbridge/intel/i855/debug.c"
  16 #include "superio/winbond/w83627hf/w83627hf_early_serial.c"
  17 #include "cpu/x86/mtrr/earlymtrr.c"
  18 #include "cpu/x86/bist.h"
  19 #include <spd.h>
  20
  21 #define SERIAL_DEV PNP_DEV(0x2e, W83627HF_SP1)
  22
  23 static inline int spd_read_byte(unsigned device, unsigned address)
  24 {
  25         return smbus_read_byte(device, address);
  26 }
  27
  28 #include "northbridge/intel/i855/raminit.c"
  29 #include "northbridge/intel/i855/reset_test.c"
  30
  31 void main(unsigned long bist)
  32 {
  33         if (bist == 0) {
  34 #if 0
  35                 enable_lapic();
  36                 init_timer();
  37 #endif
  38         }
  39
  40         w83627hf_enable_serial(SERIAL_DEV, CONFIG_TTYS0_BASE);
  41         uart_init();
  42         console_init();
  43
  44         /* Halt if there was a built in self test failure */
  45         report_bist_failure(bist);
  46
  47 #if 0
  48         print_pci_devices();
  49 #endif
  50
  51         if (!bios_reset_detected()) {
  52                 enable_smbus();
  53 #if 0
  54                 dump_spd_registers();
  55                 dump_smbus_registers();
  56 #endif
  57                 sdram_set_registers();
  58                 sdram_set_spd_registers();
  59                 sdram_enable();
  60         }
  61
  62 #if 0
  63         dump_pci_devices();
  64         dump_pci_device(PCI_DEV(0, 0, 0));
  65
  66         // Check all of memory
  67         ram_check(0x00000000, msr.lo+(msr.hi<<32));
  68         // Check 16MB of memory @ 0
  69         ram_check(0x00000000, 0x01000000);
  70         // Check 16MB of memory @ 2GB
  71         ram_check(0x80000000, 0x81000000);
  72 #endif
  73 }