diff options
author | wdenk <wdenk> | 2005-01-09 23:48:14 +0000 |
---|---|---|
committer | wdenk <wdenk> | 2005-01-09 23:48:14 +0000 |
commit | 652a10c0965bcbc64dc88fc54e34bedf1612e66b (patch) | |
tree | 97d783f40d83ec79afe1e46d1bc8c55f16c65d41 /board/sbc405/sbc405.c | |
parent | 6225c5db6cb5a727cbf795678b857b3b66ba0911 (diff) | |
download | bootable_bootloader_goldelico_gta04-652a10c0965bcbc64dc88fc54e34bedf1612e66b.zip bootable_bootloader_goldelico_gta04-652a10c0965bcbc64dc88fc54e34bedf1612e66b.tar.gz bootable_bootloader_goldelico_gta04-652a10c0965bcbc64dc88fc54e34bedf1612e66b.tar.bz2 |
* Patch by Daniel Poirot, 10 Oct 2004:
Add support for Wind River sbc405 board
* Patch by Rainer Brestan, 12 Oct 2004:
Make examples/Makefile more robust
Diffstat (limited to 'board/sbc405/sbc405.c')
-rw-r--r-- | board/sbc405/sbc405.c | 114 |
1 files changed, 114 insertions, 0 deletions
diff --git a/board/sbc405/sbc405.c b/board/sbc405/sbc405.c new file mode 100644 index 0000000..ef9bce1 --- /dev/null +++ b/board/sbc405/sbc405.c @@ -0,0 +1,114 @@ +/* + * (C) Copyright 2001 + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include <common.h> +#include <asm/processor.h> +#include <command.h> +#include <malloc.h> +#include <spd_sdram.h> + + +int board_early_init_f (void) +{ + /* + * IRQ 0-15 405GP internally generated; active high; level sensitive + * IRQ 16 405GP internally generated; active low; level sensitive + * IRQ 17-24 RESERVED + * IRQ 25 (EXT IRQ 0) CAN0; active low; level sensitive + * IRQ 26 (EXT IRQ 1) SER0 ; active low; level sensitive + * IRQ 27 (EXT IRQ 2) SER1; active low; level sensitive + * IRQ 28 (EXT IRQ 3) FPGA 0; active low; level sensitive + * IRQ 29 (EXT IRQ 4) FPGA 1; active low; level sensitive + * IRQ 30 (EXT IRQ 5) PCI INTA; active low; level sensitive + * IRQ 31 (EXT IRQ 6) COMPACT FLASH; active high; level sensitive + */ + mtdcr(uicsr, 0xFFFFFFFF); /* clear all ints */ + mtdcr(uicer, 0x00000000); /* disable all ints */ + mtdcr(uiccr, 0x00000000); /* set all to be non-critical*/ + mtdcr(uicpr, 0xFFFFFF81); /* set int polarities */ + mtdcr(uictr, 0x10000000); /* set int trigger levels */ + mtdcr(uicvcr, 0x00000001); /* set vect base=0,INT0 highest priority*/ + mtdcr(uicsr, 0xFFFFFFFF); /* clear all ints */ + + /* + * EBC Configuration Register: set ready timeout to 512 ebc-clks -> ca. 15 us + */ + mtebc (epcr, 0xa8400000); + + return 0; +} + + +/* ------------------------------------------------------------------------- */ + +int misc_init_f (void) +{ + return 0; /* dummy implementation */ +} + + +int misc_init_r (void) +{ + return (0); +} + + +/* + * Check Board Identity: + */ + +int checkboard (void) +{ + unsigned char str[64]; + int i = getenv_r ("serial#", str, sizeof(str)); + + puts ("Board: "); + + if (i == -1) { + puts ("### No HW ID - assuming sbc405"); + } else { + puts(str); + } + + putc ('\n'); + + return 0; +} + +/* ------------------------------------------------------------------------- */ + +long int initdram (int board_type) +{ + return spd_sdram (0); +} + +/* ------------------------------------------------------------------------- */ + +int testdram (void) +{ + /* TODO: XXX XXX XXX */ + printf ("test: 64 MB - ok\n"); + + return (0); +} + +/* ------------------------------------------------------------------------- */ |