// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 1996-2002 Russell King. */ #include <linux/module.h> #include <linux/blkdev.h> #include <linux/errno.h> #include <linux/ide.h> #include <linux/init.h> #include <asm/ecard.h> static const struct ide_port_info rapide_port_info = { .host_flags = IDE_HFLAG_MMIO | IDE_HFLAG_NO_DMA, .chipset = ide_generic, }; static void rapide_setup_ports(struct ide_hw *hw, void __iomem *base, void __iomem *ctrl, unsigned int sz, int irq) { unsigned long port = (unsigned long)base; int i; for (i = 0; i <= 7; i++) { hw->io_ports_array[i] = port; port += sz; } hw->io_ports.ctl_addr = (unsigned long)ctrl; hw->irq = irq; } static int rapide_probe(struct expansion_card *ec, const struct ecard_id *id) { void __iomem *base; struct ide_host *host; int ret; struct ide_hw hw, *hws[] = { &hw }; ret = ecard_request_resources(ec); if (ret) goto out; base = ecardm_iomap(ec, ECARD_RES_MEMC, 0, 0); if (!base) { ret = -ENOMEM; goto release; } memset(&hw, 0, sizeof(hw)); rapide_setup_ports(&hw, base, base + 0x818, 1 << 6, ec->irq); hw.dev = &ec->dev; ret = ide_host_add(&rapide_port_info, hws, 1, &host); if (ret) goto release; ecard_set_drvdata(ec, host); goto out; release: ecard_release_resources(ec); out: return ret; } static void rapide_remove(struct expansion_card *ec) { struct ide_host *host = ecard_get_drvdata(ec); ecard_set_drvdata(ec, NULL); ide_host_remove(host); ecard_release_resources(ec); } static struct ecard_id rapide_ids[] = { { MANU_YELLOWSTONE, PROD_YELLOWSTONE_RAPIDE32 }, { 0xffff, 0xffff } }; static struct ecard_driver rapide_driver = { .probe = rapide_probe, .remove = rapide_remove, .id_table = rapide_ids, .drv = { .name = "rapide", }, }; static int __init rapide_init(void) { return ecard_register_driver(&rapide_driver); } static void __exit rapide_exit(void) { ecard_remove_driver(&rapide_driver); } MODULE_LICENSE("GPL"); MODULE_DESCRIPTION("Yellowstone RAPIDE driver"); module_init(rapide_init); module_exit(rapide_exit);