src/mainboard/technologic/ts5300/romstage.c

   1 /*
   2  * TS5300 specific initialization code.
   3  *   written by Stefan Reinauer <stepan@coresystems.de>
   4  *   (c) 2006 coresystems GmbH
   5  */
   6
   7 #define ASM_CONSOLE_LOGLEVEL 6
   8 #include <stdint.h>
   9 #include <device/pci_def.h>
  10 #include <arch/io.h>
  11 #include <device/pnp_def.h>
  12 #include <arch/romcc_io.h>
  13 #include <arch/hlt.h>
  14 #include "pc80/mc146818rtc_early.c"
  15 #include "pc80/serial.c"
  16 #include "arch/i386/lib/console.c"
  17 #include "lib/ramtest.c"
  18 #include "cpu/x86/bist.h"
  19
  20 #define TS5300_LED_OFF outb((inb(0x77)&0xfe), 0x77)
  21 #define TS5300_LED_ON  outb((inb(0x77)|1), 0x77)
  22
  23 #define TS9500_LED_OFF outb((inb(0x19a)&0xfe), 0x19a)
  24 #define TS9500_LED_ON  outb((inb(0x19a)|1), 0x19a)
  25
  26 /* PAR register setup */
  27 void setup_pars(void)
  28 {
  29         volatile unsigned long *par;
  30         par = (unsigned long *) 0xfffef088;
  31
  32         /* NOTE: Ron says, move this to mainboard.c */
  33         *par++ = 0x00000000;
  34         *par++ = 0x340f0070;
  35         *par++ = 0x380701f0;
  36         *par++ = 0x3c0103f6;
  37         *par++ = 0x2c0f0300;
  38         *par++ = 0x447c00a0;
  39         *par++ = 0xe600000c;
  40         *par++ = 0x300046e8;
  41         *par++ = 0x500400d0;
  42         *par++ = 0x281f0140;
  43         *par++ = 0x00000000;
  44         *par++ = 0x00000000;
  45         *par++ = 0x00000000;
  46         *par++ = 0x8a07c940; /* Flash setup */
  47         *par++ = 0x00000000;
  48         *par++ = 0xee00400e;
  49 }
  50
  51 #include "cpu/amd/sc520/raminit.c"
  52
  53 static void identify_ts9500(void)
  54 {
  55         unsigned i, val;
  56
  57         TS9500_LED_ON;
  58
  59         print_err("TS-9500 add-on found:\r\n");
  60         val=inb(0x19b);
  61         for (i=0; i<8; i++) {
  62                 print_err("  DIP");
  63                 print_err_char(i+0x31);
  64                 print_err(": ");
  65                 if((val&(1<<i))!=0)
  66                         print_err("on\r\n");
  67                 else
  68                         print_err("off\r\n");
  69         }
  70         print_err("\r\n");
  71
  72         val=inb(0x19a);
  73
  74         for (i=6; i<8; i++) {
  75                 print_err("  JP");
  76                 print_err_char(i+0x30-5);
  77                 print_err(": ");
  78                 if((val&(1<<i))!=0)
  79                         print_err("on\r\n");
  80                 else
  81                         print_err("off\r\n");
  82         }
  83         print_err("\r\n");
  84
  85         TS9500_LED_OFF;
  86 }
  87
  88 static void identify_system(void)
  89 {
  90         unsigned i,val;
  91
  92         print_err("Mainboard: ");
  93         val=inb(0x74);
  94         switch(val) {
  95         case 0x50: print_err("TS-5300\r\n"); break;
  96         case 0x40: print_err("TS-5400\r\n"); break;
  97         case 0x60: print_err("TS-5500\r\n"); break;
  98         case 0x20: print_err("TS-5600\r\n"); break;
  99         case 0x70: print_err("TS-5700\r\n"); break;
 100         default:   print_err("unknown\r\n"); break;
 101         }
 102
 103         val=inb(0x75);
 104         print_err("  SRAM option:   ");
 105         if((val&1)==0) print_err("not ");
 106         print_err("installed\r\n");
 107
 108         print_err("  RS-485 option: ");
 109         if((val&2)==0) print_err("not ");
 110         print_err("installed\r\n");
 111
 112         val=inb(0x76);
 113         print_err("  Temp. range:   ");
 114         if((val&2)==0) print_err("commercial\r\n");
 115         else print_err("industrial\r\n");
 116
 117         print_err("\r\n");
 118
 119         val=inb(0x77);
 120         for (i=1; i<8; i++) {
 121                 print_err("  JP");
 122                 print_err_char(i+0x30);
 123                 print_err(": ");
 124                 if((val&(1<<i))!=0)
 125                         print_err("on\r\n");
 126                 else
 127                         print_err("off\r\n");
 128         }
 129         print_err("\r\n");
 130
 131         /* Detect TS-9500 */
 132         val=inb(0x19d);
 133         if(val==0x5f)
 134                 identify_ts9500();
 135
 136 }
 137
 138 static void hard_reset(void)
 139 {
 140         print_err("Hard reset called.\n");
 141         while (1) ;
 142 }
 143
 144 static void main(unsigned long bist)
 145 {
 146         volatile int i;
 147         unsigned val;
 148
 149         TS5300_LED_ON;
 150
 151         // Let the hardware settle a bit.
 152         for(i = 0; i < 100; i++)
 153                 ;
 154
 155         setupsc520();
 156         uart_init();
 157         console_init();
 158
 159
 160         print_err("Technologic Systems TS5300 - http://www.embeddedx86.com/\r\n");
 161         staticmem();
 162         print_err("Memory initialized: 32MB\r\n");
 163
 164 #if 1
 165         identify_system();
 166 #endif
 167
 168 #if 0
 169         // Check 32MB of memory @ 0 (very slow!)
 170         print_err("Checking memory:\r\n");
 171         ram_check(0x00000000, 0x000a0000);
 172         ram_check(0x000b0000, 0x02000000);
 173 #endif
 174
 175         TS5300_LED_OFF;
 176 }
 177