/*
* $Id: platform.h,v 1.1 2008/07/15 22:48:16 nbrk Exp $
*/
/*-
* Copyright (c) 2005, Kohsuke Ohtani
* 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.
* 3. Neither the name of the author nor the names of any co-contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``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 OR CONTRIBUTORS 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.
*/
#ifndef _OFFSETS_H
#define _OFFSETS_H
#define DEBUG_BOOT
#define PAGE_OFFSET 0x00000000
#define BOOT_INFO 0x10030000
#define BOOT_INFO_SIZE 0x00000800
/* #define BOOT_STACK (0x11fbfffc - BOOT_INFO_SIZE) */
#define BOOT_STACK 0x11fc0000 - BOOT_INFO_SIZE
#define ARCHIVE_START 0x08002000 /* XXX */
#define BOOT_PARAMS 0x11fc0000
#ifndef __ASSEMBLY__
/*
* Page mapping
*/
#define phys_to_virt(p_addr) (void *)((u_long)(p_addr) + PAGE_OFFSET)
#define virt_to_phys(v_addr) (void *)((u_long)(v_addr) - PAGE_OFFSET)
#if defined(DEBUG)
/* XXX probably should be defined somewhere else to share with MI code */
#define DEBUG_USART_THR 0xffe0101c /* transmitter holding register */
#define DEBUG_USART_CSR 0xffe01014 /* channel status register */
#define USART_CSR_TXRDY 0x02
/*
* Put one character over USART1, which is an onboard RS232.
*/
static __inline void
putc(int c)
{
/* poll TXRDY */
while ((*(volatile uint32_t *)(DEBUG_USART_CSR) & USART_CSR_TXRDY) == 0)
;
*(volatile uint32_t *)DEBUG_USART_THR = c;
}
#else
#define putc(c)
#endif
extern void setup_bootinfo(struct boot_info **);
#endif /* !__ASSEMBLY__ */
#endif /* _OFFSETS_H */