mirror of https://gitee.com/openkylin/linux.git
72 lines
1.6 KiB
C
72 lines
1.6 KiB
C
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/* linux/drivers/ide/arm/bast-ide.c
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*
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* Copyright (c) 2003-2004 Simtec Electronics
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* Ben Dooks <ben@simtec.co.uk>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*
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*/
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#include <linux/module.h>
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#include <linux/errno.h>
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#include <linux/ide.h>
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#include <linux/init.h>
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#include <asm/mach-types.h>
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#include <asm/io.h>
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#include <asm/irq.h>
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#include <asm/arch/map.h>
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#include <asm/arch/bast-map.h>
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#include <asm/arch/bast-irq.h>
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/* list of registered interfaces */
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static ide_hwif_t *ifs[2];
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static int __init
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bastide_register(unsigned int base, unsigned int aux, int irq,
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ide_hwif_t **hwif)
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{
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hw_regs_t hw;
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int i;
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memset(&hw, 0, sizeof(hw));
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base += BAST_IDE_CS;
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aux += BAST_IDE_CS;
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for (i = IDE_DATA_OFFSET; i <= IDE_STATUS_OFFSET; i++) {
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hw.io_ports[i] = (unsigned long)base;
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base += 0x20;
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}
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hw.io_ports[IDE_CONTROL_OFFSET] = aux + (6 * 0x20);
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hw.irq = irq;
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ide_register_hw(&hw, hwif);
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return 0;
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}
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static int __init bastide_init(void)
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{
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/* we can treat the VR1000 and the BAST the same */
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if (!(machine_is_bast() || machine_is_vr1000()))
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return 0;
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printk("BAST: IDE driver, (c) 2003-2004 Simtec Electronics\n");
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bastide_register(BAST_VA_IDEPRI, BAST_VA_IDEPRIAUX, IRQ_IDE0, &ifs[0]);
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bastide_register(BAST_VA_IDESEC, BAST_VA_IDESECAUX, IRQ_IDE1, &ifs[1]);
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return 0;
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}
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module_init(bastide_init);
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MODULE_AUTHOR("Ben Dooks <ben@simtec.co.uk>");
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MODULE_LICENSE("GPL");
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MODULE_DESCRIPTION("Simtec BAST / Thorcom VR1000 IDE driver");
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