ARM: shmobile: Remove obsolete zboot support

endif

endif

ifeq ($(CONFIG_ARCH_SHMOBILE_LEGACY),y)

OBJS		+= head-shmobile.o

endif

#

# We now have a PIC decompressor implementation.  Decompressors running

# from RAM should not define ZTEXTADDR.  Decompressors running directly

/*

 * The head-file for SH-Mobile ARM platforms

 *

 * Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>

 * Simon Horman <horms@verge.net.au>

 *

 * 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; version 2 of the License.

 *

 * 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., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA

 */

#ifdef CONFIG_ZBOOT_ROM

	.section	".start", "ax"

	/* load board-specific initialization code */

#include <mach/zboot.h>

	adr	r0, dtb_info

	ldmia	r0, {r1, r3, r4, r5, r7}

	sub	r0, r0, r1		@ calculate the delta offset

	add	r5, r5, r0		@ _edata

	ldr	lr, [r5, #0]		@ check if valid DTB is present

	cmp	lr, r3

	bne	0f

	add	r9, r7, #31		@ rounded up to a multiple

	bic	r9, r9, #31		@ ... of 32 bytes

	add	r6, r9, r5		@ copy from _edata

	add	r9, r9, r4		@ to MEMORY_START

1:	ldmdb	r6!, {r0 - r3, r10 - r12, lr}

	cmp	r6, r5

	stmdb	r9!, {r0 - r3, r10 - r12, lr}

	bhi	1b

	/* Success: Zero board ID, pointer to start of memory for atag/dtb */

	mov	r7, #0

	mov	r8, r4

	b	2f

	.align	2

dtb_info:

	.word	dtb_info

#ifndef __ARMEB__

	.word	0xedfe0dd0		@ sig is 0xd00dfeed big endian

#else

	.word	0xd00dfeed

#endif

	.word	MEMORY_START

	.word	_edata

	.word	0x4000			@ maximum DTB size

0:

	/* Failure: Zero board ID, NULL atag/dtb */

	mov 	r7, #0

	mov	r8, #0			@ pass null pointer as atag

2 :

#endif /* CONFIG_ZBOOT_ROM */

#ifndef ZBOOT_H

#define ZBOOT_H

#include <mach/zboot_macros.h>

/**************************************************

 *

 *		board specific settings

 *

 **************************************************/

#error "unsupported board."

#endif /* ZBOOT_H */

#ifndef __ZBOOT_MACRO_H

#define __ZBOOT_MACRO_H

/* The LIST command is used to include comments in the script */

.macro	LIST comment

.endm

/* The ED command is used to write a 32-bit word */

.macro ED, addr, data

	LDR	r0, 1f

	LDR	r1, 2f

	STR	r1, [r0]

	B	3f

1 :	.long	\addr

2 :	.long	\data

3 :

.endm

/* The EW command is used to write a 16-bit word */

.macro EW, addr, data

	LDR	r0, 1f

	LDR	r1, 2f

	STRH	r1, [r0]

	B	3f

1 :	.long	\addr

2 :	.long	\data

3 :

.endm

/* The EB command is used to write an 8-bit word */

.macro EB, addr, data

	LDR	r0, 1f

	LDR	r1, 2f

	STRB	r1, [r0]

	B	3f

1 :	.long	\addr

2 :	.long	\data

3 :

.endm

/* The WAIT command is used to delay the execution */

.macro  WAIT, time, reg

	LDR	r1, 1f

	LDR	r0, 2f

	STR	r0, [r1]

10 :

	LDR	r0, [r1]

	CMP	r0, #0x00000000

	BNE	10b

	NOP

	B	3f

1 :	.long	\reg

2 :	.long	\time * 100

3 :

.endm

/* The DD command is used to read a 32-bit word */

.macro  DD, start, end

	LDR	r1, 1f

	B	2f

1 :	.long	\start

2 :

.endm

/* loop until a given value has been read (with mask) */

.macro WAIT_MASK, addr, data, cmp

	LDR	r0, 2f

	LDR	r1, 3f

	LDR	r2, 4f

1:

	LDR	r3, [r0, #0]

	AND	r3, r1, r3

	CMP	r2, r3

	BNE	1b

	B	5f

2:	.long	\addr

3:	.long	\data

4:	.long	\cmp

5:

.endm

/* read 32-bit value from addr, "or" an immediate and write back */

.macro ED_OR, addr, data

	LDR r4, 1f

	LDR r5, 2f

	LDR r6, [r4]

	ORR r5, r6, r5

	STR r5, [r4]

	B	3f

1:	.long	\addr

2:	.long	\data

3:

.endm

/* read 32-bit value from addr, "and" an immediate and write back */

.macro ED_AND, addr, data

	LDR r4, 1f

	LDR r5, 2f

	LDR r6, [r4]

	AND r5, r6, r5

	STR r5, [r4]

	B	3f

1:	.long \addr

2:	.long \data

3:

.endm

#endif /* __ZBOOT_MACRO_H */