diff options
author | Srikant Patnaik | 2015-01-11 12:28:04 +0530 |
---|---|---|
committer | Srikant Patnaik | 2015-01-11 12:28:04 +0530 |
commit | 871480933a1c28f8a9fed4c4d34d06c439a7a422 (patch) | |
tree | 8718f573808810c2a1e8cb8fb6ac469093ca2784 /ANDROID_3.4.5/drivers/ide/macide.c | |
parent | 9d40ac5867b9aefe0722bc1f110b965ff294d30d (diff) | |
download | FOSSEE-netbook-kernel-source-871480933a1c28f8a9fed4c4d34d06c439a7a422.tar.gz FOSSEE-netbook-kernel-source-871480933a1c28f8a9fed4c4d34d06c439a7a422.tar.bz2 FOSSEE-netbook-kernel-source-871480933a1c28f8a9fed4c4d34d06c439a7a422.zip |
Moved, renamed, and deleted files
The original directory structure was scattered and unorganized.
Changes are basically to make it look like kernel structure.
Diffstat (limited to 'ANDROID_3.4.5/drivers/ide/macide.c')
-rw-r--r-- | ANDROID_3.4.5/drivers/ide/macide.c | 141 |
1 files changed, 0 insertions, 141 deletions
diff --git a/ANDROID_3.4.5/drivers/ide/macide.c b/ANDROID_3.4.5/drivers/ide/macide.c deleted file mode 100644 index adc5fe9d..00000000 --- a/ANDROID_3.4.5/drivers/ide/macide.c +++ /dev/null @@ -1,141 +0,0 @@ -/* - * Macintosh IDE Driver - * - * Copyright (C) 1998 by Michael Schmitz - * - * This driver was written based on information obtained from the MacOS IDE - * driver binary by Mikael Forselius - * - * 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/delay.h> -#include <linux/ide.h> -#include <linux/module.h> - -#include <asm/macintosh.h> -#include <asm/macints.h> -#include <asm/mac_baboon.h> - -#define IDE_BASE 0x50F1A000 /* Base address of IDE controller */ - -/* - * Generic IDE registers as offsets from the base - * These match MkLinux so they should be correct. - */ - -#define IDE_CONTROL 0x38 /* control/altstatus */ - -/* - * Mac-specific registers - */ - -/* - * this register is odd; it doesn't seem to do much and it's - * not word-aligned like virtually every other hardware register - * on the Mac... - */ - -#define IDE_IFR 0x101 /* (0x101) IDE interrupt flags on Quadra: - * - * Bit 0+1: some interrupt flags - * Bit 2+3: some interrupt enable - * Bit 4: ?? - * Bit 5: IDE interrupt flag (any hwif) - * Bit 6: maybe IDE interrupt enable (any hwif) ?? - * Bit 7: Any interrupt condition - */ - -volatile unsigned char *ide_ifr = (unsigned char *) (IDE_BASE + IDE_IFR); - -int macide_test_irq(ide_hwif_t *hwif) -{ - if (*ide_ifr & 0x20) - return 1; - return 0; -} - -static void macide_clear_irq(ide_drive_t *drive) -{ - *ide_ifr &= ~0x20; -} - -static void __init macide_setup_ports(struct ide_hw *hw, unsigned long base, - int irq) -{ - int i; - - memset(hw, 0, sizeof(*hw)); - - for (i = 0; i < 8; i++) - hw->io_ports_array[i] = base + i * 4; - - hw->io_ports.ctl_addr = base + IDE_CONTROL; - - hw->irq = irq; -} - -static const struct ide_port_ops macide_port_ops = { - .clear_irq = macide_clear_irq, - .test_irq = macide_test_irq, -}; - -static const struct ide_port_info macide_port_info = { - .port_ops = &macide_port_ops, - .host_flags = IDE_HFLAG_MMIO | IDE_HFLAG_NO_DMA, - .irq_flags = IRQF_SHARED, - .chipset = ide_generic, -}; - -static const char *mac_ide_name[] = - { "Quadra", "Powerbook", "Powerbook Baboon" }; - -/* - * Probe for a Macintosh IDE interface - */ - -static int __init macide_init(void) -{ - unsigned long base; - int irq; - struct ide_hw hw, *hws[] = { &hw }; - struct ide_port_info d = macide_port_info; - - if (!MACH_IS_MAC) - return -ENODEV; - - switch (macintosh_config->ide_type) { - case MAC_IDE_QUADRA: - base = IDE_BASE; - irq = IRQ_NUBUS_F; - break; - case MAC_IDE_PB: - base = IDE_BASE; - irq = IRQ_NUBUS_C; - break; - case MAC_IDE_BABOON: - base = BABOON_BASE; - d.port_ops = NULL; - irq = IRQ_BABOON_1; - break; - default: - return -ENODEV; - } - - printk(KERN_INFO "ide: Macintosh %s IDE controller\n", - mac_ide_name[macintosh_config->ide_type - 1]); - - macide_setup_ports(&hw, base, irq); - - return ide_host_add(&d, hws, 1, NULL); -} - -module_init(macide_init); - -MODULE_LICENSE("GPL"); |