diff options
Diffstat (limited to 'include/asm-arm/arch-rpc/uncompress.h')
| -rw-r--r-- | include/asm-arm/arch-rpc/uncompress.h | 198 |
1 files changed, 0 insertions, 198 deletions
diff --git a/include/asm-arm/arch-rpc/uncompress.h b/include/asm-arm/arch-rpc/uncompress.h deleted file mode 100644 index 844e4d4..0000000 --- a/include/asm-arm/arch-rpc/uncompress.h +++ /dev/null @@ -1,198 +0,0 @@ -/* - * linux/include/asm-arm/arch-rpc/uncompress.h - * - * Copyright (C) 1996 Russell King - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ -#define VIDMEM ((char *)SCREEN_START) - -#include <asm/arch/hardware.h> -#include <asm/io.h> -#include <asm/setup.h> -#include <asm/page.h> - -int video_size_row; -unsigned char bytes_per_char_h; -extern unsigned long con_charconvtable[256]; - -struct param_struct { - unsigned long page_size; - unsigned long nr_pages; - unsigned long ramdisk_size; - unsigned long mountrootrdonly; - unsigned long rootdev; - unsigned long video_num_cols; - unsigned long video_num_rows; - unsigned long video_x; - unsigned long video_y; - unsigned long memc_control_reg; - unsigned char sounddefault; - unsigned char adfsdrives; - unsigned char bytes_per_char_h; - unsigned char bytes_per_char_v; - unsigned long unused[256/4-11]; -}; - -static const unsigned long palette_4[16] = { - 0x00000000, - 0x000000cc, - 0x0000cc00, /* Green */ - 0x0000cccc, /* Yellow */ - 0x00cc0000, /* Blue */ - 0x00cc00cc, /* Magenta */ - 0x00cccc00, /* Cyan */ - 0x00cccccc, /* White */ - 0x00000000, - 0x000000ff, - 0x0000ff00, - 0x0000ffff, - 0x00ff0000, - 0x00ff00ff, - 0x00ffff00, - 0x00ffffff -}; - -#define palette_setpixel(p) *(unsigned long *)(IO_START+0x00400000) = 0x10000000|((p) & 255) -#define palette_write(v) *(unsigned long *)(IO_START+0x00400000) = 0x00000000|((v) & 0x00ffffff) - -/* - * params_phys is a linker defined symbol - see - * arch/arm/boot/compressed/Makefile - */ -extern __attribute__((pure)) struct param_struct *params(void); -#define params (params()) - -#ifndef STANDALONE_DEBUG -static unsigned long video_num_cols; -static unsigned long video_num_rows; -static unsigned long video_x; -static unsigned long video_y; -static unsigned char bytes_per_char_v; -static int white; - -/* - * This does not append a newline - */ -static void putc(int c) -{ - extern void ll_write_char(char *, char c, char white); - int x,y; - char *ptr; - - x = video_x; - y = video_y; - - if (c == '\n') { - if (++y >= video_num_rows) - y--; - } else if (c == '\r') { - x = 0; - } else { - ptr = VIDMEM + ((y*video_num_cols*bytes_per_char_v+x)*bytes_per_char_h); - ll_write_char(ptr, c, white); - if (++x >= video_num_cols) { - x = 0; - if ( ++y >= video_num_rows ) { - y--; - } - } - } - - video_x = x; - video_y = y; -} - -static inline void flush(void) -{ -} - -static void error(char *x); - -/* - * Setup for decompression - */ -static void arch_decomp_setup(void) -{ - int i; - struct tag *t = (struct tag *)params; - unsigned int nr_pages = 0, page_size = PAGE_SIZE; - - if (t->hdr.tag == ATAG_CORE) - { - for (; t->hdr.size; t = tag_next(t)) - { - if (t->hdr.tag == ATAG_VIDEOTEXT) - { - video_num_rows = t->u.videotext.video_lines; - video_num_cols = t->u.videotext.video_cols; - bytes_per_char_h = t->u.videotext.video_points; - bytes_per_char_v = t->u.videotext.video_points; - video_x = t->u.videotext.x; - video_y = t->u.videotext.y; - } - - if (t->hdr.tag == ATAG_MEM) - { - page_size = PAGE_SIZE; - nr_pages += (t->u.mem.size / PAGE_SIZE); - } - } - } - else - { - nr_pages = params->nr_pages; - page_size = params->page_size; - video_num_rows = params->video_num_rows; - video_num_cols = params->video_num_cols; - video_x = params->video_x; - video_y = params->video_y; - bytes_per_char_h = params->bytes_per_char_h; - bytes_per_char_v = params->bytes_per_char_v; - } - - video_size_row = video_num_cols * bytes_per_char_h; - - if (bytes_per_char_h == 4) - for (i = 0; i < 256; i++) - con_charconvtable[i] = - (i & 128 ? 1 << 0 : 0) | - (i & 64 ? 1 << 4 : 0) | - (i & 32 ? 1 << 8 : 0) | - (i & 16 ? 1 << 12 : 0) | - (i & 8 ? 1 << 16 : 0) | - (i & 4 ? 1 << 20 : 0) | - (i & 2 ? 1 << 24 : 0) | - (i & 1 ? 1 << 28 : 0); - else - for (i = 0; i < 16; i++) - con_charconvtable[i] = - (i & 8 ? 1 << 0 : 0) | - (i & 4 ? 1 << 8 : 0) | - (i & 2 ? 1 << 16 : 0) | - (i & 1 ? 1 << 24 : 0); - - - palette_setpixel(0); - if (bytes_per_char_h == 1) { - palette_write (0); - palette_write (0x00ffffff); - for (i = 2; i < 256; i++) - palette_write (0); - white = 1; - } else { - for (i = 0; i < 256; i++) - palette_write (i < 16 ? palette_4[i] : 0); - white = 7; - } - - if (nr_pages * page_size < 4096*1024) error("<4M of mem\n"); -} -#endif - -/* - * nothing to do - */ -#define arch_decomp_wdog() |
