board/xilinx/microblaze-generic/microblaze-generic.c

   1 /*
   2  * (C) Copyright 2007 Michal Simek
   3  *
   4  * Michal  SIMEK <monstr@monstr.eu>
   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 /* This is a board specific file.  It's OK to include board specific
  26  * header files */
  27
  28 #include <common.h>
  29 #include <config.h>
  30 #include <netdev.h>
  31 #include <asm/microblaze_intc.h>
  32 #include <asm/asm.h>
  33
  34 int do_reset(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
  35 {
  36 #ifdef CONFIG_SYS_GPIO_0
  37         *((unsigned long *)(CONFIG_SYS_GPIO_0_ADDR)) =
  38             ++(*((unsigned long *)(CONFIG_SYS_GPIO_0_ADDR)));
  39 #endif
  40 #ifdef CONFIG_SYS_RESET_ADDRESS
  41         puts ("Reseting board\n");
  42         asm ("bra r0");
  43 #endif
  44         return 0;
  45 }
  46
  47 int gpio_init (void)
  48 {
  49 #ifdef CONFIG_SYS_GPIO_0
  50         *((unsigned long *)(CONFIG_SYS_GPIO_0_ADDR)) = 0xFFFFFFFF;
  51 #endif
  52         return 0;
  53 }
  54
  55 #ifdef CONFIG_SYS_FSL_2
  56 void fsl_isr2 (void *arg) {
  57         volatile int num;
  58         *((unsigned int *)(CONFIG_SYS_GPIO_0_ADDR + 0x4)) =
  59             ++(*((unsigned int *)(CONFIG_SYS_GPIO_0_ADDR + 0x4)));
  60         GET (num, 2);
  61         NGET (num, 2);
  62         puts("*");
  63 }
  64
  65 int fsl_init2 (void) {
  66         puts("fsl_init2\n");
  67         install_interrupt_handler (FSL_INTR_2, fsl_isr2, NULL);
  68         return 0;
  69 }
  70 #endif
  71
  72 int board_eth_init(bd_t *bis)
  73 {
  74         int ret = 0;
  75 #ifdef CONFIG_XILINX_EMACLITE
  76         u32 txpp = 0;
  77         u32 rxpp = 0;
  78 # ifdef CONFIG_XILINX_EMACLITE_TX_PING_PONG
  79         txpp = 1;
  80 # endif
  81 # ifdef CONFIG_XILINX_EMACLITE_RX_PING_PONG
  82         rxpp = 1;
  83 # endif
  84         ret |= xilinx_emaclite_initialize(bis, XILINX_EMACLITE_BASEADDR,
  85                         txpp, rxpp);
  86 #endif
  87         return ret;
  88 }