diff options
Diffstat (limited to 'drivers/ide/legacy/q40ide.c')
| -rw-r--r-- | drivers/ide/legacy/q40ide.c | 157 |
1 files changed, 0 insertions, 157 deletions
diff --git a/drivers/ide/legacy/q40ide.c b/drivers/ide/legacy/q40ide.c deleted file mode 100644 index 2da28759686..00000000000 --- a/drivers/ide/legacy/q40ide.c +++ /dev/null @@ -1,157 +0,0 @@ -/* - * Q40 I/O port IDE Driver - * - * (c) Richard Zidlicky - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file COPYING in the main directory of this archive for - * more details. - * - * - */ - -#include <linux/types.h> -#include <linux/mm.h> -#include <linux/interrupt.h> -#include <linux/blkdev.h> -#include <linux/hdreg.h> - -#include <linux/ide.h> - - /* - * Bases of the IDE interfaces - */ - -#define Q40IDE_NUM_HWIFS 2 - -#define PCIDE_BASE1 0x1f0 -#define PCIDE_BASE2 0x170 -#define PCIDE_BASE3 0x1e8 -#define PCIDE_BASE4 0x168 -#define PCIDE_BASE5 0x1e0 -#define PCIDE_BASE6 0x160 - -static const unsigned long pcide_bases[Q40IDE_NUM_HWIFS] = { - PCIDE_BASE1, PCIDE_BASE2, /* PCIDE_BASE3, PCIDE_BASE4 , PCIDE_BASE5, - PCIDE_BASE6 */ -}; - - - /* - * Offsets from one of the above bases - */ - -/* used to do addr translation here but it is easier to do in setup ports */ -/*#define IDE_OFF_B(x) ((unsigned long)Q40_ISA_IO_B((IDE_##x##_OFFSET)))*/ - -#define IDE_OFF_B(x) ((unsigned long)((IDE_##x##_OFFSET))) -#define IDE_OFF_W(x) ((unsigned long)((IDE_##x##_OFFSET))) - -static const int pcide_offsets[IDE_NR_PORTS] = { - IDE_OFF_W(DATA), IDE_OFF_B(ERROR), IDE_OFF_B(NSECTOR), IDE_OFF_B(SECTOR), - IDE_OFF_B(LCYL), IDE_OFF_B(HCYL), 6 /*IDE_OFF_B(CURRENT)*/, IDE_OFF_B(STATUS), - 518/*IDE_OFF(CMD)*/ -}; - -static int q40ide_default_irq(unsigned long base) -{ - switch (base) { - case 0x1f0: return 14; - case 0x170: return 15; - case 0x1e8: return 11; - default: - return 0; - } -} - - -/* - * Addresses are pretranslated for Q40 ISA access. - */ -void q40_ide_setup_ports ( hw_regs_t *hw, - unsigned long base, int *offsets, - unsigned long ctrl, unsigned long intr, - ide_ack_intr_t *ack_intr, - int irq) -{ - int i; - - memset(hw, 0, sizeof(hw_regs_t)); - for (i = 0; i < IDE_NR_PORTS; i++) { - /* BIG FAT WARNING: - assumption: only DATA port is ever used in 16 bit mode */ - if ( i==0 ) - hw->io_ports[i] = Q40_ISA_IO_W(base + offsets[i]); - else - hw->io_ports[i] = Q40_ISA_IO_B(base + offsets[i]); - } - - hw->irq = irq; - hw->ack_intr = ack_intr; -} - - - -/* - * the static array is needed to have the name reported in /proc/ioports, - * hwif->name unfortunately isn't available yet - */ -static const char *q40_ide_names[Q40IDE_NUM_HWIFS]={ - "ide0", "ide1" -}; - -/* - * Probe for Q40 IDE interfaces - */ - -static int __init q40ide_init(void) -{ - int i; - ide_hwif_t *hwif; - const char *name; - u8 idx[4] = { 0xff, 0xff, 0xff, 0xff }; - - if (!MACH_IS_Q40) - return -ENODEV; - - printk(KERN_INFO "ide: Q40 IDE controller\n"); - - for (i = 0; i < Q40IDE_NUM_HWIFS; i++) { - hw_regs_t hw; - - name = q40_ide_names[i]; - if (!request_region(pcide_bases[i], 8, name)) { - printk("could not reserve ports %lx-%lx for %s\n", - pcide_bases[i],pcide_bases[i]+8,name); - continue; - } - if (!request_region(pcide_bases[i]+0x206, 1, name)) { - printk("could not reserve port %lx for %s\n", - pcide_bases[i]+0x206,name); - release_region(pcide_bases[i], 8); - continue; - } - q40_ide_setup_ports(&hw,(unsigned long) pcide_bases[i], (int *)pcide_offsets, - pcide_bases[i]+0x206, - 0, NULL, -// m68kide_iops, - q40ide_default_irq(pcide_bases[i])); - - hwif = ide_find_port(hw.io_ports[IDE_DATA_OFFSET]); - if (hwif) { - ide_init_port_data(hwif, hwif->index); - ide_init_port_hw(hwif, &hw); - hwif->mmio = 1; - - idx[i] = hwif->index; - } - } - - ide_device_add(idx, NULL); - - return 0; -} - -module_init(q40ide_init); - -MODULE_LICENSE("GPL"); |