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author | wdenk <wdenk> | 2002-11-03 00:38:21 +0000 |
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committer | wdenk <wdenk> | 2002-11-03 00:38:21 +0000 |
commit | fe8c2806cdba70479e351299881a395dc2be7785 (patch) | |
tree | a1e8b98a1838cba6e6f5c765d9d85339257c45f5 /board/dnp1110 | |
parent | f9087a3213cc245cf9b90436475b5af822bd7579 (diff) | |
download | bootable_bootloader_goldelico_gta04-fe8c2806cdba70479e351299881a395dc2be7785.zip bootable_bootloader_goldelico_gta04-fe8c2806cdba70479e351299881a395dc2be7785.tar.gz bootable_bootloader_goldelico_gta04-fe8c2806cdba70479e351299881a395dc2be7785.tar.bz2 |
Initial revision
Diffstat (limited to 'board/dnp1110')
-rw-r--r-- | board/dnp1110/config.mk | 17 | ||||
-rw-r--r-- | board/dnp1110/memsetup.S | 96 |
2 files changed, 113 insertions, 0 deletions
diff --git a/board/dnp1110/config.mk b/board/dnp1110/config.mk new file mode 100644 index 0000000..72ba595 --- /dev/null +++ b/board/dnp1110/config.mk @@ -0,0 +1,17 @@ +# +# DNP/1110 board with SA1100 cpu +# +# http://www.dilnetpc.com +# + +# +# DILNETPC has 1 banks of 32 MB DRAM +# +# c000'0000 +# +# Linux-Kernel is expected to be at c000'8000, entry c000'8000 +# +# we load ourself to c1f0'0000, the upper 1 MB of the first (only) bank +# + +TEXT_BASE = 0xc1f00000 diff --git a/board/dnp1110/memsetup.S b/board/dnp1110/memsetup.S new file mode 100644 index 0000000..bebd697 --- /dev/null +++ b/board/dnp1110/memsetup.S @@ -0,0 +1,96 @@ +/* + * Memory Setup stuff - taken from blob memsetup.S + * + * Copyright (C) 1999 2000 2001 Erik Mouw (J.A.K.Mouw@its.tudelft.nl) and + * Jan-Derk Bakker (J.D.Bakker@its.tudelft.nl) + * + * 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 <config.h> +#include <version.h> + + +/* some parameters for the board */ + +MEM_BASE: .long 0xa0000000 +MEM_START: .long 0xc0000000 + +#define MDCNFG 0x00 +#define MDCAS0 0x04 +#define MDCAS1 0x08 +#define MDCAS2 0x0c +#define MSC0 0x10 +#define MSC1 0x14 +#define MECR 0x18 + +mdcas0: .long 0xc71c703f +mdcas1: .long 0xffc71c71 +mdcas2: .long 0xffffffff +/* mdcnfg: .long 0x0bb2bcbf */ +mdcnfg: .long 0x0334b22f @ alt +/* mcs0: .long 0xfff8fff8 */ +msc0: .long 0xad8c4888 @ alt +mecr: .long 0x00060006 +/* mecr: .long 0x994a994a @ alt */ + +/* setting up the memory */ + +.globl memsetup +memsetup: + ldr r0, MEM_BASE + + /* Setup the flash memory */ + ldr r1, msc0 + str r1, [r0, #MSC0] + + /* Set up the DRAM */ + + /* MDCAS0 */ + ldr r1, mdcas0 + str r1, [r0, #MDCAS0] + + /* MDCAS1 */ + ldr r1, mdcas1 + str r1, [r0, #MDCAS1] + + /* MDCAS2 */ + ldr r1, mdcas2 + str r1, [r0, #MDCAS2] + + /* MDCNFG */ + ldr r1, mdcnfg + str r1, [r0, #MDCNFG] + + /* Set up PCMCIA space */ + ldr r1, mecr + str r1, [r0, #MECR] + + /* Load something to activate bank */ + ldr r1, MEM_START + +.rept 8 + ldr r0, [r1] +.endr + + /* everything is fine now */ + mov pc, lr + |