1/*
  2 * Copyright (c) 1996-2002 Russell King.
  3 */
  4
  5#include <linux/module.h>
  6#include <linux/blkdev.h>
  7#include <linux/errno.h>
  8#include <linux/ide.h>
  9#include <linux/init.h>
 10
 11#include <asm/ecard.h>
 12
 13static const struct ide_port_info rapide_port_info = {
 14	.host_flags		= IDE_HFLAG_MMIO | IDE_HFLAG_NO_DMA,
 15	.chipset		= ide_generic,
 16};
 17
 18static void rapide_setup_ports(struct ide_hw *hw, void __iomem *base,
 19			       void __iomem *ctrl, unsigned int sz, int irq)
 20{
 21	unsigned long port = (unsigned long)base;
 22	int i;
 23
 24	for (i = 0; i <= 7; i++) {
 25		hw->io_ports_array[i] = port;
 26		port += sz;
 27	}
 28	hw->io_ports.ctl_addr = (unsigned long)ctrl;
 29	hw->irq = irq;
 30}
 31
 32static int __devinit
 33rapide_probe(struct expansion_card *ec, const struct ecard_id *id)
 34{
 35	void __iomem *base;
 36	struct ide_host *host;
 37	int ret;
 38	struct ide_hw hw, *hws[] = { &hw };
 39
 40	ret = ecard_request_resources(ec);
 41	if (ret)
 42		goto out;
 43
 44	base = ecardm_iomap(ec, ECARD_RES_MEMC, 0, 0);
 45	if (!base) {
 46		ret = -ENOMEM;
 47		goto release;
 48	}
 49
 50	memset(&hw, 0, sizeof(hw));
 51	rapide_setup_ports(&hw, base, base + 0x818, 1 << 6, ec->irq);
 52	hw.dev = &ec->dev;
 53
 54	ret = ide_host_add(&rapide_port_info, hws, 1, &host);
 55	if (ret)
 56		goto release;
 57
 58	ecard_set_drvdata(ec, host);
 59	goto out;
 60
 61 release:
 62	ecard_release_resources(ec);
 63 out:
 64	return ret;
 65}
 66
 67static void __devexit rapide_remove(struct expansion_card *ec)
 68{
 69	struct ide_host *host = ecard_get_drvdata(ec);
 70
 71	ecard_set_drvdata(ec, NULL);
 72
 73	ide_host_remove(host);
 74
 75	ecard_release_resources(ec);
 76}
 77
 78static struct ecard_id rapide_ids[] = {
 79	{ MANU_YELLOWSTONE, PROD_YELLOWSTONE_RAPIDE32 },
 80	{ 0xffff, 0xffff }
 81};
 82
 83static struct ecard_driver rapide_driver = {
 84	.probe		= rapide_probe,
 85	.remove		= __devexit_p(rapide_remove),
 86	.id_table	= rapide_ids,
 87	.drv = {
 88		.name	= "rapide",
 89	},
 90};
 91
 92static int __init rapide_init(void)
 93{
 94	return ecard_register_driver(&rapide_driver);
 95}
 96
 97static void __exit rapide_exit(void)
 98{
 99	ecard_remove_driver(&rapide_driver);
100}
101
102MODULE_LICENSE("GPL");
103MODULE_DESCRIPTION("Yellowstone RAPIDE driver");
104
105module_init(rapide_init);
106module_exit(rapide_exit);