projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| 58f189fc | 1 | /* |
| 1da177e4 LT |
2 | * Copyright (c) 2003-2004 Simtec Electronics |
| 3 | * Ben Dooks <ben@simtec.co.uk> | |
| 4 | * | |
| 5 | * This program is free software; you can redistribute it and/or modify | |
| 6 | * it under the terms of the GNU General Public License version 2 as | |
| 7 | * published by the Free Software Foundation. | |
| 8 | * | |
| 9 | */ | |
| 10 | ||
| 11 | #include <linux/module.h> | |
| 12 | #include <linux/errno.h> | |
| 13 | #include <linux/ide.h> | |
| 14 | #include <linux/init.h> | |
| 15 | ||
| 16 | #include <asm/mach-types.h> | |
| 17 | ||
| 18 | #include <asm/io.h> | |
| 19 | #include <asm/irq.h> | |
| 20 | #include <asm/arch/map.h> | |
| 21 | #include <asm/arch/bast-map.h> | |
| 22 | #include <asm/arch/bast-irq.h> | |
| 23 | ||
| 24 | /* list of registered interfaces */ | |
| 25 | static ide_hwif_t *ifs[2]; | |
| 26 | ||
| 27 | static int __init | |
| 28 | bastide_register(unsigned int base, unsigned int aux, int irq, | |
| 29 | ide_hwif_t **hwif) | |
| 30 | { | |
| 9e016a71 | 31 | ide_hwif_t *hwif; |
| 1da177e4 LT |
32 | hw_regs_t hw; |
| 33 | int i; | |
| 9e016a71 | 34 | u8 idx[4] = { 0xff, 0xff, 0xff, 0xff }; |
| 1da177e4 LT |
35 | |
| 36 | memset(&hw, 0, sizeof(hw)); | |
| 37 | ||
| 38 | base += BAST_IDE_CS; | |
| 39 | aux += BAST_IDE_CS; | |
| 40 | ||
| 41 | for (i = IDE_DATA_OFFSET; i <= IDE_STATUS_OFFSET; i++) { | |
| 42 | hw.io_ports[i] = (unsigned long)base; | |
| 43 | base += 0x20; | |
| 44 | } | |
| 45 | ||
| 46 | hw.io_ports[IDE_CONTROL_OFFSET] = aux + (6 * 0x20); | |
| 47 | hw.irq = irq; | |
| 48 | ||
| 9e016a71 BZ |
49 | hwif = ide_deprecated_find_port(hw.io_ports[IDE_DATA_OFFSET]); |
| 50 | if (hwif == NULL) | |
| 51 | goto out; | |
| 1da177e4 | 52 | |
| 9e016a71 BZ |
53 | i = hwif->index; |
| 54 | ||
| 55 | if (hwif->present) | |
| 909f4369 | 56 | ide_unregister(i, 0, 0); |
| 9e016a71 BZ |
57 | else if (!hwif->hold) |
| 58 | ide_init_port_data(hwif, i); | |
| 59 | ||
| 60 | ide_init_port_hw(hwif, &hw); | |
| 61 | hwif->quirkproc = NULL; | |
| 62 | ||
| 63 | idx[0] = i; | |
| 64 | ||
| 65 | ide_device_add(idx, NULL); | |
| 66 | out: | |
| 1da177e4 LT |
67 | return 0; |
| 68 | } | |
| 69 | ||
| 70 | static int __init bastide_init(void) | |
| 71 | { | |
| 72 | /* we can treat the VR1000 and the BAST the same */ | |
| 73 | ||
| 74 | if (!(machine_is_bast() || machine_is_vr1000())) | |
| 75 | return 0; | |
| 76 | ||
| 77 | printk("BAST: IDE driver, (c) 2003-2004 Simtec Electronics\n"); | |
| 78 | ||
| 79 | bastide_register(BAST_VA_IDEPRI, BAST_VA_IDEPRIAUX, IRQ_IDE0, &ifs[0]); | |
| 80 | bastide_register(BAST_VA_IDESEC, BAST_VA_IDESECAUX, IRQ_IDE1, &ifs[1]); | |
| 81 | return 0; | |
| 82 | } | |
| 83 | ||
| 84 | module_init(bastide_init); | |
| 85 | ||
| 86 | MODULE_AUTHOR("Ben Dooks <ben@simtec.co.uk>"); | |
| 87 | MODULE_LICENSE("GPL"); | |
| 88 | MODULE_DESCRIPTION("Simtec BAST / Thorcom VR1000 IDE driver"); |