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Annotation of prex-old/boot/arm/gba/platform.h, Revision 1.1.1.1

1.1       nbrk        1: /*-
                      2:  * Copyright (c) 2005, Kohsuke Ohtani
                      3:  * All rights reserved.
                      4:  *
                      5:  * Redistribution and use in source and binary forms, with or without
                      6:  * modification, are permitted provided that the following conditions
                      7:  * are met:
                      8:  * 1. Redistributions of source code must retain the above copyright
                      9:  *    notice, this list of conditions and the following disclaimer.
                     10:  * 2. Redistributions in binary form must reproduce the above copyright
                     11:  *    notice, this list of conditions and the following disclaimer in the
                     12:  *    documentation and/or other materials provided with the distribution.
                     13:  * 3. Neither the name of the author nor the names of any co-contributors
                     14:  *    may be used to endorse or promote products derived from this software
                     15:  *    without specific prior written permission.
                     16:  *
                     17:  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
                     18:  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
                     19:  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
                     20:  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
                     21:  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
                     22:  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
                     23:  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
                     24:  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
                     25:  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
                     26:  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
                     27:  * SUCH DAMAGE.
                     28:  */
                     29:
                     30: #ifndef _OFFSETS_H
                     31: #define _OFFSETS_H
                     32:
                     33: #define PAGE_OFFSET    0x00000000
                     34:
                     35: #define BOOT_INFO      0x03006000
                     36: #define BOOT_INFO_SIZE 0x00000800
                     37: #define BOOT_STACK     0x03007000
                     38: #define ARCHIVE_START  0x08002000
                     39:
                     40: #ifndef __ASSEMBLY__
                     41:
                     42: /*
                     43:  * Page mapping
                     44:  */
                     45: #define phys_to_virt(p_addr)   (void *)((u_long)(p_addr) + PAGE_OFFSET)
                     46: #define virt_to_phys(v_addr)   (void *)((u_long)(v_addr) - PAGE_OFFSET)
                     47:
                     48: #if defined(DEBUG) && defined(CONFIG_DIAG_VBA)
                     49: /*
                     50:  * Put one character to Visual Boy Advance (VBA) emulator console.
                     51:  *
                     52:  * Important:
                     53:  * This BIOS call is not supported by actual GBA BIOS. So, you must
                     54:  * disable this function when you run it on actual GBA H/W.
                     55:  * Otherwise, it will hang.
                     56:  */
                     57: static __inline void
                     58: putc(int c)
                     59: {
                     60:        static char buf[2] = {0,0};
                     61:
                     62:        buf[0] = (char)c;
                     63:        __asm__ __volatile__(
                     64:                "mov r0, %0;"
                     65:                "swi 0xff0000;"
                     66:                : /* no ouput */
                     67:                : "r" (buf)
                     68:                : "r0");
                     69: }
                     70: #else
                     71: #define putc(c)
                     72: #endif
                     73: extern void setup_bootinfo(struct boot_info **);
                     74:
                     75: #endif /* !__ASSEMBLY__ */
                     76: #endif /* _OFFSETS_H */