summaryrefslogtreecommitdiff
path: root/drivers/ide/ide-generic.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/ide/ide-generic.c')
-rw-r--r--drivers/ide/ide-generic.c139
1 files changed, 0 insertions, 139 deletions
diff --git a/drivers/ide/ide-generic.c b/drivers/ide/ide-generic.c
deleted file mode 100644
index 80c0d69b83ac..000000000000
--- a/drivers/ide/ide-generic.c
+++ /dev/null
@@ -1,139 +0,0 @@
-/*
- * generic/default IDE host driver
- *
- * Copyright (C) 2004, 2008-2009 Bartlomiej Zolnierkiewicz
- * This code was split off from ide.c. See it for original copyrights.
- *
- * May be copied or modified under the terms of the GNU General Public License.
- */
-
-#include <linux/kernel.h>
-#include <linux/init.h>
-#include <linux/module.h>
-#include <linux/ide.h>
-#include <linux/pci_ids.h>
-
-/* FIXME: convert arm to use ide_platform host driver */
-#ifdef CONFIG_ARM
-#include <asm/irq.h>
-#endif
-
-#define DRV_NAME "ide_generic"
-
-static int probe_mask;
-module_param(probe_mask, int, 0);
-MODULE_PARM_DESC(probe_mask, "probe mask for legacy ISA IDE ports");
-
-static const struct ide_port_info ide_generic_port_info = {
- .host_flags = IDE_HFLAG_NO_DMA,
- .chipset = ide_generic,
-};
-
-#ifdef CONFIG_ARM
-static const u16 legacy_bases[] = { 0x1f0 };
-static const int legacy_irqs[] = { IRQ_HARDDISK };
-#elif defined(CONFIG_ALPHA)
-static const u16 legacy_bases[] = { 0x1f0, 0x170, 0x1e8, 0x168 };
-static const int legacy_irqs[] = { 14, 15, 11, 10 };
-#else
-static const u16 legacy_bases[] = { 0x1f0, 0x170, 0x1e8, 0x168, 0x1e0, 0x160 };
-static const int legacy_irqs[] = { 14, 15, 11, 10, 8, 12 };
-#endif
-
-static void ide_generic_check_pci_legacy_iobases(int *primary, int *secondary)
-{
-#ifdef CONFIG_PCI
- struct pci_dev *p = NULL;
- u16 val;
-
- for_each_pci_dev(p) {
- if (pci_resource_start(p, 0) == 0x1f0)
- *primary = 1;
- if (pci_resource_start(p, 2) == 0x170)
- *secondary = 1;
-
- /* Cyrix CS55{1,2}0 pre SFF MWDMA ATA on the bridge */
- if (p->vendor == PCI_VENDOR_ID_CYRIX &&
- (p->device == PCI_DEVICE_ID_CYRIX_5510 ||
- p->device == PCI_DEVICE_ID_CYRIX_5520))
- *primary = *secondary = 1;
-
- /* Intel MPIIX - PIO ATA on non PCI side of bridge */
- if (p->vendor == PCI_VENDOR_ID_INTEL &&
- p->device == PCI_DEVICE_ID_INTEL_82371MX) {
- pci_read_config_word(p, 0x6C, &val);
- if (val & 0x8000) {
- /* ATA port enabled */
- if (val & 0x4000)
- *secondary = 1;
- else
- *primary = 1;
- }
- }
- }
-#endif
-}
-
-static int __init ide_generic_init(void)
-{
- struct ide_hw hw, *hws[] = { &hw };
- unsigned long io_addr;
- int i, rc = 0, primary = 0, secondary = 0;
-
- ide_generic_check_pci_legacy_iobases(&primary, &secondary);
-
- if (!probe_mask) {
- printk(KERN_INFO DRV_NAME ": please use \"probe_mask=0x3f\" "
- "module parameter for probing all legacy ISA IDE ports\n");
-
- if (primary == 0)
- probe_mask |= 0x1;
-
- if (secondary == 0)
- probe_mask |= 0x2;
- } else
- printk(KERN_INFO DRV_NAME ": enforcing probing of I/O ports "
- "upon user request\n");
-
- for (i = 0; i < ARRAY_SIZE(legacy_bases); i++) {
- io_addr = legacy_bases[i];
-
- if ((probe_mask & (1 << i)) && io_addr) {
- if (!request_region(io_addr, 8, DRV_NAME)) {
- printk(KERN_ERR "%s: I/O resource 0x%lX-0x%lX "
- "not free.\n",
- DRV_NAME, io_addr, io_addr + 7);
- rc = -EBUSY;
- continue;
- }
-
- if (!request_region(io_addr + 0x206, 1, DRV_NAME)) {
- printk(KERN_ERR "%s: I/O resource 0x%lX "
- "not free.\n",
- DRV_NAME, io_addr + 0x206);
- release_region(io_addr, 8);
- rc = -EBUSY;
- continue;
- }
-
- memset(&hw, 0, sizeof(hw));
- ide_std_init_ports(&hw, io_addr, io_addr + 0x206);
-#ifdef CONFIG_IA64
- hw.irq = isa_irq_to_vector(legacy_irqs[i]);
-#else
- hw.irq = legacy_irqs[i];
-#endif
- rc = ide_host_add(&ide_generic_port_info, hws, 1, NULL);
- if (rc) {
- release_region(io_addr + 0x206, 1);
- release_region(io_addr, 8);
- }
- }
- }
-
- return rc;
-}
-
-module_init(ide_generic_init);
-
-MODULE_LICENSE("GPL");