Move to using a common arm_init.S. These things are more similar than

different at this point.

8 files changed, 26 insertions, 248 deletions

diff --git a/sys/boot/arm/at91/boot0/Makefile b/sys/boot/arm/at91/boot0/Makefile
index 884c8c8..a13a620 100644
--- a/sys/boot/arm/at91/boot0/Makefile
+++ b/sys/boot/arm/at91/boot0/Makefile
@@ -1,11 +1,14 @@
 #  $FreeBSD$
 
+.PATH:	${.CURDIR}/../libat91
+
 P=boot0
 FILES=${P}
-SRCS=arm_init.s main.c
+SRCS=arm_init.S main.c
 NO_MAN=
 LDFLAGS=-e 0 -T ${.CURDIR}/linker.cfg
 OBJS+=  ${SRCS:N*.h:R:S/$/.o/g}
 
 .include <bsd.prog.mk>
 
+CFLAGS+=-DBOOT_BOOT0
diff --git a/sys/boot/arm/at91/boot0/arm_init.s b/sys/boot/arm/at91/boot0/arm_init.s
deleted file mode 100644
index 58c9099..0000000
--- a/sys/boot/arm/at91/boot0/arm_init.s
+++ /dev/null
@@ -1,105 +0,0 @@
-/*-
- * Copyright (c) 2006 M. Warner Losh.  All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- *    notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- *    notice, this list of conditions and the following disclaimer in the
- *    documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
- * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
- * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
- * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
- * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
- * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
- * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- *
- * This software is derived from code provided by Kwikbyte with the
- * following information:
- *
- * Initialization for C-environment and basic operation.  Adapted from
- * ATMEL cstartup.s.
- *
- * No warranty, expressed or implied, is included with this software.  It is
- * provided "AS IS" and no warranty of any kind including statutory or aspects
- * relating to merchantability or fitness for any purpose is provided.  All
- * intellectual property rights of others is maintained with the respective
- * owners.  This software is not copyrighted and is intended for reference
- * only.
- *
- * $FreeBSD$
- */
-
-	.equ	ARM_MODE_USER,	0x10
-	.equ	ARM_MODE_FIQ,	0x11
-	.equ	ARM_MODE_IRQ,	0x12
-	.equ	ARM_MODE_SVC,	0x13
-	.equ	ARM_MODE_ABORT,	0x17
-	.equ	ARM_MODE_UNDEF,	0x1B
-	.equ	ARM_MODE_SYS,	0x1F
-
-	.equ	I_BIT,	0x80
-	.equ	F_BIT,	0x40
-	.equ	T_BIT,	0x20
-
-/*
- * Stack definitions
- *
- * Start near top of internal RAM.
- */
-
-	.equ	END_INT_SRAM,		0x4000
-	.equ	SVC_STACK_START,	(END_INT_SRAM - 0x4)
-	.equ	SVC_STACK_USE,		0x21800000
-
-start:
-
-/* vectors - must reside at address 0			*/
-/* the format of this table is defined in the datasheet	*/
-                B           InitReset       	@; reset
-undefvec:
-                B           undefvec        	@; Undefined Instruction
-swivec:
-                B           swivec          	@; Software Interrupt
-pabtvec:
-                B           pabtvec         	@; Prefetch Abort
-dabtvec:
-                B           dabtvec         	@; Data Abort
-rsvdvec:
-		B	    rsvdvec
-irqvec:
-                ldr         pc, [pc,#-0xF20]    @; IRQ : read the AIC
-fiqvec:
-                B           fiqvec          	@; FIQ
-
-
-InitReset:
-
-/* Set stack and init for SVC				*/
-	ldr	r1, = SVC_STACK_START
-	mov	sp, r1		@; Init stack SYS
-
-	msr     cpsr_c, #(ARM_MODE_SVC | I_BIT | F_BIT)
-	mov     sp, r1		@ ; Init stack SYS
-
-/* Perform system initialization				*/
-
-	.extern	_init
-	bl	_init
-
-/* Start execution at main					*/
-
-	.extern	main
-	bl	main
-
-/* main should not return.  If it does, spin forever		*/
-
-infiniteLoop:
-	b	infiniteLoop
diff --git a/sys/boot/arm/at91/boot0iic/Makefile b/sys/boot/arm/at91/boot0iic/Makefile
index 503c98c..44f4470 100644
--- a/sys/boot/arm/at91/boot0iic/Makefile
+++ b/sys/boot/arm/at91/boot0iic/Makefile
@@ -1,12 +1,14 @@
 #  $FreeBSD$
 
-.PATH:	${.CURDIR}/../boot0
+.PATH:	${.CURDIR}/../libat91
 
 P=boot0iic
 FILES=${P}
-SRCS=arm_init.s main.c
+SRCS=arm_init.S main.c
 NO_MAN=
 LDFLAGS=-e 0 -T ${.CURDIR}/../linker.cfg
 OBJS+=  ${SRCS:N*.h:R:S/$/.o/g}
 
 .include <bsd.prog.mk>
+
+CFLAGS+=-DBOOT_BOOT0
diff --git a/sys/boot/arm/at91/boot0spi/Makefile b/sys/boot/arm/at91/boot0spi/Makefile
index 0e196cf..eb6c5b5 100644
--- a/sys/boot/arm/at91/boot0spi/Makefile
+++ b/sys/boot/arm/at91/boot0spi/Makefile
@@ -1,13 +1,14 @@
 #  $FreeBSD$
 
-.PATH:	${.CURDIR}/../boot0
+.PATH:	${.CURDIR}/../libat91
 
 P=boot0spi
 FILES=${P}
-SRCS=arm_init.s main.c
+SRCS=arm_init.S main.c
 NO_MAN=
 LDFLAGS=-e 0 -T ${.CURDIR}/../linker.cfg
 OBJS+=  ${SRCS:N*.h:R:S/$/.o/g}
 
 .include <bsd.prog.mk>
 
+CFLAGS+=-DBOOT_BOOT0
diff --git a/sys/boot/arm/at91/bootiic/Makefile b/sys/boot/arm/at91/bootiic/Makefile
index 11840ec..3983d2b 100644
--- a/sys/boot/arm/at91/bootiic/Makefile
+++ b/sys/boot/arm/at91/bootiic/Makefile
@@ -1,6 +1,6 @@
 #  $FreeBSD$
 
-.PATH: ${.CURDIR}/../libat91
+.PATH:	${.CURDIR}/../libat91
 
 P=bootiic
 FILES=${P}
@@ -11,4 +11,4 @@ OBJS+=  ${SRCS:N*.h:R:S/$/.o/g}
 
 .include <bsd.prog.mk>
 
-CFLAGS += -DBOOT_IIC  
+CFLAGS += -DBOOT_IIC -DBOOT_COMMANDS
diff --git a/sys/boot/arm/at91/bootiic/arm_init.S b/sys/boot/arm/at91/bootiic/arm_init.S
deleted file mode 100644
index 90e5c5c..0000000
--- a/sys/boot/arm/at91/bootiic/arm_init.S
+++ /dev/null
@@ -1,120 +0,0 @@
-/*******************************************************************************
- *
- * Filename: arm_init.s
- *
- * Initialization for C-environment and basic operation.  Adapted from
- *  ATMEL cstartup.s.
- *
- * Revision information:
- *
- * 20AUG2004	kb_admin	initial creation
- * 12JAN2005	kb_admin	updated for 16KB eeprom
- *				Atmel stack prevents loading full size at once
- *
- * BEGIN_KBDD_BLOCK
- * No warranty, expressed or implied, is included with this software.  It is
- * provided "AS IS" and no warranty of any kind including statutory or aspects
- * relating to merchantability or fitness for any purpose is provided.  All
- * intellectual property rights of others is maintained with the respective
- * owners.  This software is not copyrighted and is intended for reference
- * only.
- * END_BLOCK
- *
- * $FreeBSD$
- ******************************************************************************/
-
-	.equ	TWI_EEPROM_SIZE,	0x2000
-	.equ	ARM_MODE_USER,	0x10
-	.equ	ARM_MODE_FIQ,	0x11
-	.equ	ARM_MODE_IRQ,	0x12
-	.equ	ARM_MODE_SVC,	0x13
-	.equ	ARM_MODE_ABORT,	0x17
-	.equ	ARM_MODE_UNDEF,	0x1B
-	.equ	ARM_MODE_SYS,	0x1F
-
-	.equ	I_BIT,	0x80
-	.equ	F_BIT,	0x40
-	.equ	T_BIT,	0x20
-
-/*
- * Stack definitions
- *
- * Start near top of internal RAM.
- */
-
-	.equ	END_INT_SRAM,		0x4000
-	.equ	SVC_STACK_START,	(END_INT_SRAM - 0x4)
-	.equ	SVC_STACK_USE,		0x21800000
-
-start:
-
-/* vectors - must reside at address 0			*/
-/* the format of this table is defined in the datasheet	*/
-                B           InitReset       	@; reset
-undefvec:
-                B           undefvec        	@; Undefined Instruction
-swivec:
-                B           swivec          	@; Software Interrupt
-pabtvec:
-                B           pabtvec         	@; Prefetch Abort
-dabtvec:
-                B           dabtvec         	@; Data Abort
-rsvdvec:
-		.long	(TWI_EEPROM_SIZE >> 9)
-irqvec:
-                ldr         pc, [pc,#-0xF20]    @; IRQ : read the AIC
-fiqvec:
-                B           fiqvec          	@; FIQ
-
-
-InitReset:
-
-/* Set stack and init for SVC				*/
-	ldr	r1, = SVC_STACK_START
-	mov	sp, r1		@; Init stack SYS
-
-	msr     cpsr_c, #(ARM_MODE_SVC | I_BIT | F_BIT)
-	mov     sp, r1		@ ; Init stack SYS
-
-/* Perform system initialization				*/
-
-	.extern	_init
-
-	bl	_init
-
-	ldr	r1, = SVC_STACK_USE
-	mov	sp, r1		@ ; Move the stack to SDRAM
-
-/* Start execution at main					*/
-
-	.extern	main
-_main:
-__main:
-	bl	main
-
-/* main should not return.  If it does, spin forever		*/
-
-infiniteLoop:
-	b	infiniteLoop
-
-/* the following section is used to store boot commands in 	*/
-/*  non-volatile memory.					*/
-
-	.global BootCommandSection
-BootCommandSection:
-#ifdef SUPPORT_LINUX
-	.string "Bootloader for KB9202 Evaluation Board."
-	.string "c 0x20210000 0x10100000 0x80000        "
-	.string "m 0 0 0 0 0 0                          "
-	.string "t 0x20000100 console=ttyS0,115200 root=/dev/ram rw initrd=0x20210000,654933"
-	.string "e 0x10000000                           "
-	.string "                 "
-#else
-	.string "Bootloader for KB9202 Evaluation Board."
-	.string "m 42 53 44 0 0 1                       "
-	.string "ip 206 168 13 194                      "
-	.string "server_ip 206 168 13 207               "
-	.string "tftp 0x20000000 kernel.bin             "
-	.string "e 0x20000000                           "
-#endif
-	.space 0x50
diff --git a/sys/boot/arm/at91/bootspi/Makefile b/sys/boot/arm/at91/bootspi/Makefile
index 3f31642..bd7217d 100644
--- a/sys/boot/arm/at91/bootspi/Makefile
+++ b/sys/boot/arm/at91/bootspi/Makefile
@@ -1,6 +1,6 @@
 #  $FreeBSD$
 
-.PATH: ${.CURDIR}/../libat91
+.PATH:	${.CURDIR}/../libat91
 
 P=bootspi
 FILES=${P}
@@ -14,3 +14,4 @@ OBJS+=  ${SRCS:N*.h:R:S/$/.o/g}
 .if ${MK_FPGA} == "yes"
 CFLAGS += -DTSC_FPGA
 .endif
+CFLAGS += -DBOOT_COMMANDS
diff --git a/sys/boot/arm/at91/bootspi/arm_init.S b/sys/boot/arm/at91/libat91/arm_init.S
index cc6f8df..cdc39a7 100644
--- a/sys/boot/arm/at91/bootspi/arm_init.S
+++ b/sys/boot/arm/at91/libat91/arm_init.S
@@ -23,6 +23,7 @@
  * $FreeBSD$
  ******************************************************************************/
 
+	.equ	TWI_EEPROM_SIZE,	0x3000
 	.equ	ARM_MODE_USER,	0x10
 	.equ	ARM_MODE_FIQ,	0x11
 	.equ	ARM_MODE_IRQ,	0x12
@@ -30,7 +31,6 @@
 	.equ	ARM_MODE_ABORT,	0x17
 	.equ	ARM_MODE_UNDEF,	0x1B
 	.equ	ARM_MODE_SYS,	0x1F
-
 	.equ	I_BIT,	0x80
 	.equ	F_BIT,	0x40
 	.equ	T_BIT,	0x20
@@ -40,7 +40,6 @@
  *
  * Start near top of internal RAM.
  */
-
 	.equ	END_INT_SRAM,		0x4000
 	.equ	SVC_STACK_START,	(END_INT_SRAM - 0x4)
 	.equ	SVC_STACK_USE,		0x21800000
@@ -60,7 +59,7 @@ dabtvec:
                 B           dabtvec         	@; Data Abort
 rsvdvec:
 #ifdef BOOT_IIC
-		.long	12 << 10		@; 12k from iic part
+		.long	(TWI_EEPROM_SIZE >> 9)
 #else
 		.long	((1056 << 17) | (13 << 13) | (12 * 2))
 #endif
@@ -69,7 +68,6 @@ irqvec:
 fiqvec:
                 B           fiqvec          	@; FIQ
 
-
 InitReset:
 
 /* Set stack and init for SVC				*/
@@ -82,24 +80,22 @@ InitReset:
 /* Perform system initialization				*/
 
 	.extern	_init
-
 	bl	_init
-
+#ifndef BOOT_BOOT0
 	ldr	r1, = SVC_STACK_USE
 	mov	sp, r1		@ ; Move the stack to SDRAM
+#endif
 
 /* Start execution at main					*/
-
 	.extern	main
 _main:
 __main:
 	bl	main
-
 /* main should not return.  If it does, spin forever		*/
-
 infiniteLoop:
 	b	infiniteLoop
 
+#ifdef BOOT_COMMANDS
 /* the following section is used to store boot commands in 	*/
 /*  non-volatile memory.					*/
 
@@ -114,12 +110,11 @@ BootCommandSection:
 	.string "                 "
 #else
 #if 1
-	.string "Bootloader for KB9202 Evaluation Board."
-	.string "m 42 53 44 0 0 1                       "
-	.string "ip 206 168 13 194                      "
-	.string "server_ip 206 168 13 207               "
-	.string "tftp 0x20000000 kernel.bin             "
-	.string "e 0x20000000                           "
+	.string "m 42 53 44 0 0 1"
+	.string "ip 206 168 13 194"
+	.string "server_ip 206 168 13 207"
+	.string "tftp 0x20000000 kernel.bin"
+	.string "e 0x20000000"
 #else
 	.string "m 42 53 44 0 0 1"
 	.string "k 0x20000000"
@@ -127,3 +122,4 @@ BootCommandSection:
 #endif
 	.word	0
 #endif
+#endif