src/mainboard/supermicro/x6dhe_g2/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 <cpu/x86/lapic.h>
   7 #include <stdlib.h>
   8 #include <console/console.h>
   9 #include "lib/ramtest.c"
  10 #include "southbridge/intel/i82801ex/i82801ex_early_smbus.c"
  11 #include "northbridge/intel/e7520/raminit.h"
  12 #include "superio/nsc/pc87427/pc87427.h"
  13 #include "cpu/x86/lapic/boot_cpu.c"
  14 #include "cpu/x86/mtrr/earlymtrr.c"
  15 #include "debug.c"
  16 #include "watchdog.c"
  17 #include "reset.c"
  18 #include "x6dhe_g2_fixups.c"
  19 #include "superio/nsc/pc87427/pc87427_early_init.c"
  20 #include "northbridge/intel/e7520/memory_initialized.c"
  21 #include "cpu/x86/bist.h"
  22 #include <spd.h>
  23
  24 #define CONSOLE_SERIAL_DEV PNP_DEV(0x2e, PC87427_SP1)
  25 #define HIDDEN_SERIAL_DEV  PNP_DEV(0x2e, PC87427_SP2)
  26
  27 #define DEVPRES_CONFIG  ( \
  28         DEVPRES_D1F0 | \
  29         DEVPRES_D2F0 | \
  30         DEVPRES_D3F0 | \
  31         DEVPRES_D4F0 | \
  32         DEVPRES_D6F0 | \
  33         0 )
  34 #define DEVPRES1_CONFIG (DEVPRES1_D0F1 | DEVPRES1_D8F0)
  35
  36 static inline int spd_read_byte(unsigned device, unsigned address)
  37 {
  38         return smbus_read_byte(device, address);
  39 }
  40
  41 #include "northbridge/intel/e7520/raminit.c"
  42 #include "lib/generic_sdram.c"
  43 #include "arch/i386/lib/stages.c"
  44
  45 static void main(unsigned long bist)
  46 {
  47         static const struct mem_controller mch[] = {
  48                 {
  49                         .node_id = 0,
  50                         /*
  51                         .f0 = PCI_DEV(0, 0x00, 0),
  52                         .f1 = PCI_DEV(0, 0x00, 1),
  53                         .f2 = PCI_DEV(0, 0x00, 2),
  54                         .f3 = PCI_DEV(0, 0x00, 3),
  55                         */
  56                         .channel0 = {DIMM3, DIMM2, DIMM1, DIMM0, },
  57                         .channel1 = {DIMM7, DIMM6, DIMM5, DIMM4, },
  58                 }
  59         };
  60
  61         if (bist == 0) {
  62                 /* Skip this if there was a built in self test failure */
  63                 early_mtrr_init();
  64                 if (memory_initialized()) {
  65                         skip_romstage();
  66                 }
  67         }
  68
  69         /* Setup the console */
  70         outb(0x87,0x2e);
  71         outb(0x87,0x2e);
  72         pnp_write_config(CONSOLE_SERIAL_DEV, 0x24, 0x84 | (1 << 6));
  73         pc87427_enable_dev(CONSOLE_SERIAL_DEV, CONFIG_TTYS0_BASE);
  74         uart_init();
  75         console_init();
  76
  77         /* Halt if there was a built in self test failure */
  78 //      report_bist_failure(bist);
  79
  80         /* MOVE ME TO A BETTER LOCATION !!! */
  81         /* config LPC decode for flash memory access */
  82         device_t dev;
  83         dev = pci_locate_device(PCI_ID(0x8086, 0x25a1), 0);
  84         if (dev == PCI_DEV_INVALID) {
  85                 die("Missing ich5r?");
  86         }
  87         pci_write_config32(dev, 0xe8, 0x00000000);
  88         pci_write_config8(dev, 0xf0, 0x00);
  89
  90 #if 0
  91         display_cpuid_update_microcode();
  92 #endif
  93 #if 0
  94         print_pci_devices();
  95 #endif
  96 #if 1
  97         enable_smbus();
  98 #endif
  99 #if 0
 100 //      dump_spd_registers(&cpu[0]);
 101         int i;
 102         for(i = 0; i < 1; i++) {
 103                 dump_spd_registers();
 104         }
 105 #endif
 106         disable_watchdogs();
 107 //      dump_ipmi_registers();
 108 //      mainboard_set_e7520_leds();
 109         sdram_initialize(ARRAY_SIZE(mch), mch);
 110 #if 0
 111         dump_pci_devices();
 112 #endif
 113 #if 1
 114         dump_pci_device(PCI_DEV(0, 0x00, 0));
 115         //dump_bar14(PCI_DEV(0, 0x00, 0));
 116 #endif
 117
 118 #if 0 // temporarily disabled
 119         /* Check the first 1M */
 120 //      ram_check(0x00000000, 0x000100000);
 121 //      ram_check(0x00000000, 0x000a0000);
 122         ram_check(0x00100000, 0x01000000);
 123         /* check the first 1M in the 3rd Gig */
 124         ram_check(0x30100000, 0x31000000);
 125 #endif
 126 #if 0
 127         ram_check(0x00000000, 0x02000000);
 128 #endif
 129 }