After removing the Apollon board, remove the OneNAND IPL too. There are no users for it any more. Signed-off-by: Marek Vasut <marex@denx.de> Cc: Albert Aribaud <albert.u.boot@aribaud.net> Cc: Minkyu Kang <promsoft@gmail.com> Cc: Tom Rini <trini@ti.com> Acked-by: Minkyu Kang <mk7.kang@samsung.com>master
Marek Vasut
12 years ago
committed by
Tom Rini
parent
be7e41efda
commit
e4a189acfe
@ -1,48 +0,0 @@ |
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/*
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* (C) Copyright 2005-2008 Samsung Electronics |
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* Kyungmin Park <kyungmin.park@samsung.com> |
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* |
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* Derived from x-loader |
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* |
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* See file CREDITS for list of people who contributed to this |
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* project. |
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* |
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* This program is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU General Public License as |
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* published by the Free Software Foundation; either version 2 of |
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* the License, or (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program; if not, write to the Free Software |
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, |
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* MA 02111-1307 USA |
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*/ |
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#include <common.h> |
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#include "onenand_ipl.h" |
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typedef int (init_fnc_t)(void); |
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void start_oneboot(void) |
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{ |
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uchar *buf; |
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buf = (uchar *) CONFIG_SYS_LOAD_ADDR; |
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onenand_read_block(buf); |
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((init_fnc_t *)CONFIG_SYS_LOAD_ADDR)(); |
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/* should never come here */ |
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} |
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void hang(void) |
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{ |
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for (;;); |
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} |
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@ -1,36 +0,0 @@ |
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/*
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* (C) Copyright 2005-2008 Samsung Electronics |
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* Kyungmin Park <kyungmin.park@samsung.com> |
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* |
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* This program is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU General Public License as |
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* published by the Free Software Foundation; either version 2 of |
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* the License, or (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program; if not, write to the Free Software |
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, |
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* MA 02111-1307 USA |
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*/ |
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#ifndef _ONENAND_IPL_H |
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#define _ONENAND_IPL_H |
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#include <linux/mtd/onenand_regs.h> |
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#define onenand_readw(a) readw(THIS_ONENAND(a)) |
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#define onenand_writew(v, a) writew(v, THIS_ONENAND(a)) |
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#define THIS_ONENAND(a) (CONFIG_SYS_ONENAND_BASE + (a)) |
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#define READ_INTERRUPT() onenand_readw(ONENAND_REG_INTERRUPT) |
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extern int (*onenand_read_page)(ulong block, ulong page, |
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u_char *buf, int pagesize); |
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extern int onenand_read_block(unsigned char *buf); |
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#endif |
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@ -1,158 +0,0 @@ |
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/*
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* (C) Copyright 2005-2009 Samsung Electronics |
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* Kyungmin Park <kyungmin.park@samsung.com> |
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* |
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* See file CREDITS for list of people who contributed to this |
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* project. |
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* |
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* This program is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU General Public License as |
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* published by the Free Software Foundation; either version 2 of |
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* the License, or (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program; if not, write to the Free Software |
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, |
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* MA 02111-1307 USA |
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*/ |
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#include <common.h> |
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#include <asm/io.h> |
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#include <asm/string.h> |
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#include "onenand_ipl.h" |
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#define onenand_block_address(block) (block) |
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#define onenand_sector_address(page) (page << 2) |
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#define onenand_buffer_address() ((1 << 3) << 8) |
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#define onenand_bufferram_address(block) (0) |
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#ifdef __HAVE_ARCH_MEMCPY32 |
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extern void *memcpy32(void *dest, void *src, int size); |
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#endif |
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int (*onenand_read_page)(ulong block, ulong page, u_char *buf, int pagesize); |
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/* read a page with ECC */ |
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static int generic_onenand_read_page(ulong block, ulong page, |
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u_char * buf, int pagesize) |
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{ |
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unsigned long *base; |
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#ifndef __HAVE_ARCH_MEMCPY32 |
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unsigned int offset, value; |
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unsigned long *p; |
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#endif |
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onenand_writew(onenand_block_address(block), |
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ONENAND_REG_START_ADDRESS1); |
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onenand_writew(onenand_bufferram_address(block), |
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ONENAND_REG_START_ADDRESS2); |
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onenand_writew(onenand_sector_address(page), |
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ONENAND_REG_START_ADDRESS8); |
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onenand_writew(onenand_buffer_address(), |
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ONENAND_REG_START_BUFFER); |
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onenand_writew(ONENAND_INT_CLEAR, ONENAND_REG_INTERRUPT); |
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onenand_writew(ONENAND_CMD_READ, ONENAND_REG_COMMAND); |
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#ifndef __HAVE_ARCH_MEMCPY32 |
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p = (unsigned long *) buf; |
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#endif |
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base = (unsigned long *) (CONFIG_SYS_ONENAND_BASE + ONENAND_DATARAM); |
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while (!(READ_INTERRUPT() & ONENAND_INT_READ)) |
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continue; |
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/* Check for invalid block mark */ |
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if (page < 2 && (onenand_readw(ONENAND_SPARERAM) != 0xffff)) |
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return 1; |
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#ifdef __HAVE_ARCH_MEMCPY32 |
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/* 32 bytes boundary memory copy */ |
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memcpy32(buf, base, pagesize); |
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#else |
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for (offset = 0; offset < (pagesize >> 2); offset++) { |
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value = *(base + offset); |
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*p++ = value; |
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} |
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#endif |
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return 0; |
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} |
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#ifndef CONFIG_ONENAND_START_PAGE |
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#define CONFIG_ONENAND_START_PAGE 1 |
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#endif |
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#define ONENAND_PAGES_PER_BLOCK 64 |
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static void onenand_generic_init(int *page_is_4KiB, int *page) |
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{ |
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int dev_id, density; |
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if (onenand_readw(ONENAND_REG_TECHNOLOGY)) |
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*page_is_4KiB = 1; |
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dev_id = onenand_readw(ONENAND_REG_DEVICE_ID); |
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density = dev_id >> ONENAND_DEVICE_DENSITY_SHIFT; |
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density &= ONENAND_DEVICE_DENSITY_MASK; |
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if (density >= ONENAND_DEVICE_DENSITY_4Gb && |
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!(dev_id & ONENAND_DEVICE_IS_DDP)) |
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*page_is_4KiB = 1; |
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} |
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/**
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* onenand_read_block - Read CONFIG_SYS_MONITOR_LEN from begining |
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* of OneNAND, skipping bad blocks |
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* @return 0 on success |
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*/ |
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int onenand_read_block(unsigned char *buf) |
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{ |
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int block, nblocks; |
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int page = CONFIG_ONENAND_START_PAGE, offset = 0; |
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int pagesize, erasesize, erase_shift; |
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int page_is_4KiB = 0; |
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onenand_read_page = generic_onenand_read_page; |
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onenand_generic_init(&page_is_4KiB, &page); |
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if (page_is_4KiB) { |
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pagesize = 4096; /* OneNAND has 4KiB pagesize */ |
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erase_shift = 18; |
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} else { |
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pagesize = 2048; /* OneNAND has 2KiB pagesize */ |
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erase_shift = 17; |
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} |
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erasesize = (1 << erase_shift); |
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nblocks = (CONFIG_SYS_MONITOR_LEN + erasesize - 1) >> erase_shift; |
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/* NOTE: you must read page from page 1 of block 0 */ |
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/* read the block page by page */ |
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for (block = 0; block < nblocks; block++) { |
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for (; page < ONENAND_PAGES_PER_BLOCK; page++) { |
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if (onenand_read_page(block, page, buf + offset, |
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pagesize)) { |
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/* This block is bad. Skip it
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* and read next block */ |
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offset -= page * pagesize; |
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nblocks++; |
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break; |
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} |
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offset += pagesize; |
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} |
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page = 0; |
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} |
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return 0; |
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} |
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