board/MAI/AmigaOneG3SE/AmigaOneG3SE.c

   1 /*
   2  * (C) Copyright 2002
   3  * Hyperion Entertainment, ThomasF@hyperion-entertainment.com
   4  * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
   5  *
   6  * See file CREDITS for list of people who contributed to this
   7  * project.
   8  *
   9  * This program is free software; you can redistribute it and/or
  10  * modify it under the terms of the GNU General Public License as
  11  * published by the Free Software Foundation; either version 2 of
  12  * the License, or (at your option) any later version.
  13  *
  14  * This program is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17  * GNU General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU General Public License
  20  * along with this program; if not, write to the Free Software
  21  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
  22  * MA 02111-1307 USA
  23  */
  24
  25 #include <common.h>
  26 #include <command.h>
  27 #include <pci.h>
  28 #include "articiaS.h"
  29 #include "memio.h"
  30 #include "via686.h"
  31
  32 __asm(" .globl send_kb                                      \n
  33         send_kb:                                            \n
  34                 lis     r9, 0xfe00                          \n
  35                                                             \n
  36                 li      r4, 0x10        # retries           \n
  37                 mtctr   r4                                  \n
  38                                                             \n
  39         idle:                                               \n
  40                 lbz     r4, 0x64(r9)                        \n
  41                 andi.   r4, r4, 0x02                        \n
  42                 bne     idle                                \n
  43                                                             \n
  44         ready:                                              \n
  45                 stb     r3, 0x60(r9)                        \n
  46                                                             \n
  47         check:                                              \n
  48                 lbz     r4, 0x64(r9)                        \n
  49                 andi.   r4, r4, 0x01                        \n
  50                 beq     check                               \n
  51                                                             \n
  52                 lbz     r4, 0x60(r9)                        \n
  53                 cmpwi   r4, 0xfa                            \n
  54                 beq     done                                \n
  55                                                             \n
  56                 bdnz    idle                                \n
  57                                                             \n
  58                 li      r3, 0                               \n
  59                 blr                                         \n
  60                                                             \n
  61         done:                                               \n
  62                 li      r3, 1                               \n
  63                 blr                                         \n
  64                                                             \n
  65         .globl test_kb                                      \n
  66         test_kb:                                            \n
  67                 mflr    r10                                 \n
  68                 li      r3, 0xed                            \n
  69                 bl      send_kb                             \n
  70                 li      r3, 0x01                            \n
  71                 bl      send_kb                             \n
  72                 mtlr    r10                                 \n
  73                 blr                                         \n
  74 ");
  75
  76
  77 int checkboard (void)
  78 {
  79         printf ("AmigaOneG3SE\n");
  80
  81         return 1;
  82 }
  83
  84 long initdram (int board_type)
  85 {
  86         return articiaS_ram_init ();
  87 }
  88
  89
  90
  91 void after_reloc (ulong dest_addr)
  92 {
  93         DECLARE_GLOBAL_DATA_PTR;
  94
  95         board_init_r (gd, dest_addr);
  96 }
  97
  98
  99 int misc_init_r (void)
 100 {
 101         extern pci_dev_t video_dev;
 102         extern void drv_video_init (void);
 103
 104         if (video_dev != ~0)
 105                 drv_video_init ();
 106
 107         return (0);
 108 }
 109
 110
 111 void pci_init (void)
 112 {
 113 #ifndef CONFIG_RAMBOOT
 114         articiaS_pci_init ();
 115 #endif
 116 }