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-rw-r--r--board/impa7/lowlevel_init.S85
1 files changed, 0 insertions, 85 deletions
diff --git a/board/impa7/lowlevel_init.S b/board/impa7/lowlevel_init.S
deleted file mode 100644
index 7ce10a2..0000000
--- a/board/impa7/lowlevel_init.S
+++ /dev/null
@@ -1,85 +0,0 @@
-/*
- * Memory Setup stuff - taken from ???
- *
- * 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 */
-
-SYSCON2: .long 0x80001100
-MEMCFG1: .long 0x80000180
-MEMCFG2: .long 0x800001C0
-DRFPR: .long 0x80000200
-
-syscon2_mask: .long 0x00000004
-memcfg1_val: .long 0x160c1414
-memcfg2_mask: .long 0x0000ffff @ only set lower 16 bits
-memcfg2_val: .long 0x00000000 @ upper 16 bits are reserved for CS7 + CS6
-drfpr_val: .long 0x00000081
-/* setting up the memory */
-
-.globl lowlevel_init
-lowlevel_init:
- /*
- * DRFPR
- * 64kHz DRAM refresh
- */
- ldr r0, DRFPR
- ldr r1, drfpr_val
- str r1, [r0]
-
- /*
- * SYSCON2: clear bit 2, DRAM is 32 bits wide
- */
- ldr r0, SYSCON2
- ldr r2, [r0]
- ldr r1, syscon2_mask
- bic r2, r2, r1
- str r2, [r0]
-
- /*
- * MEMCFG1
- * Setting up Keyboard at CS3, 8 Bit, 3 Waitstates
- * Setting up CS8900 (Ethernet) at CS2, 32 Bit, 5 Waitstates
- * Setting up flash at CS0 and CS1, 32 Bit, 3 Waitstates
- */
- ldr r0, MEMCFG1
- ldr r1, memcfg1_val
- str r1, [r0]
-
- /*
- * MEMCFG2
- * Setting up ? with 0
- *
- */
- ldr r0, MEMCFG2
- ldr r2, [r0]
- ldr r1, memcfg2_mask
- bic r2, r2, r1
- ldr r1, memcfg2_val
- orr r2, r2, r1
- str r2, [r0]
-
- /* everything is fine now */
- mov pc, lr