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 "pc80/udelay_io.c"
   9 #include <pc80/mc146818rtc.h>
  10 #include <console/console.h>
  11 #include "southbridge/intel/i82801dx/i82801dx.h"
  12 #include "southbridge/intel/i82801dx/i82801dx_early_smbus.c"
  13 #include "northbridge/intel/i855/raminit.h"
  14 #include "northbridge/intel/i855/debug.c"
  15 #include "superio/winbond/w83627hf/w83627hf_early_serial.c"
  16 #include "cpu/x86/mtrr/earlymtrr.c"
  17 #include "cpu/x86/bist.h"
  18 #include <spd.h>
  19
  20 #define SERIAL_DEV PNP_DEV(0x2e, W83627HF_SP1)
  21
  22 static inline int spd_read_byte(unsigned device, unsigned address)
  23 {
  24         return smbus_read_byte(device, address);
  25 }
  26
  27 #include "northbridge/intel/i855/raminit.c"
  28 #include "northbridge/intel/i855/reset_test.c"
  29 #include "lib/generic_sdram.c"
  30
  31 void main(unsigned long bist)
  32 {
  33         static const struct mem_controller memctrl[] = {
  34                 {
  35                         .d0 = PCI_DEV(0, 0, 1),
  36                         .channel0 = { DIMM0, 0 },
  37                 },
  38         };
  39
  40         if (bist == 0) {
  41 #if 0
  42                 enable_lapic();
  43                 init_timer();
  44 #endif
  45         }
  46
  47         w83627hf_enable_serial(SERIAL_DEV, CONFIG_TTYS0_BASE);
  48         uart_init();
  49         console_init();
  50
  51         /* Halt if there was a built in self test failure */
  52         report_bist_failure(bist);
  53
  54 #if 0
  55         print_pci_devices();
  56 #endif
  57
  58         if(!bios_reset_detected()) {
  59                 enable_smbus();
  60 #if 0
  61                 dump_spd_registers(&memctrl[0]);
  62                 dump_smbus_registers();
  63 #endif
  64
  65                 sdram_initialize(ARRAY_SIZE(memctrl), memctrl);
  66
  67         }
  68
  69 #if 0
  70         dump_pci_devices();
  71         dump_pci_device(PCI_DEV(0, 0, 0));
  72
  73         // Check all of memory
  74         ram_check(0x00000000, msr.lo+(msr.hi<<32));
  75         // Check 16MB of memory @ 0
  76         ram_check(0x00000000, 0x01000000);
  77         // Check 16MB of memory @ 2GB
  78         ram_check(0x80000000, 0x81000000);
  79 #endif
  80 }
  81