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-rw-r--r--drivers/ide/buddha.c238
1 files changed, 0 insertions, 238 deletions
diff --git a/drivers/ide/buddha.c b/drivers/ide/buddha.c
deleted file mode 100644
index 46eaf58d881b..000000000000
--- a/drivers/ide/buddha.c
+++ /dev/null
@@ -1,238 +0,0 @@
-/*
- * Amiga Buddha, Catweasel and X-Surf IDE Driver
- *
- * Copyright (C) 1997, 2001 by Geert Uytterhoeven and others
- *
- * This driver was written based on the specifications in README.buddha and
- * the X-Surf info from Inside_XSurf.txt available at
- * http://www.jschoenfeld.com
- *
- * 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.
- *
- * TODO:
- * - test it :-)
- * - tune the timings using the speed-register
- */
-
-#include <linux/types.h>
-#include <linux/mm.h>
-#include <linux/interrupt.h>
-#include <linux/blkdev.h>
-#include <linux/zorro.h>
-#include <linux/ide.h>
-#include <linux/init.h>
-#include <linux/module.h>
-
-#include <asm/amigahw.h>
-#include <asm/amigaints.h>
-
-
- /*
- * The Buddha has 2 IDE interfaces, the Catweasel has 3, X-Surf has 2
- */
-
-#define BUDDHA_NUM_HWIFS 2
-#define CATWEASEL_NUM_HWIFS 3
-#define XSURF_NUM_HWIFS 2
-
-#define MAX_NUM_HWIFS 3
-
- /*
- * Bases of the IDE interfaces (relative to the board address)
- */
-
-#define BUDDHA_BASE1 0x800
-#define BUDDHA_BASE2 0xa00
-#define BUDDHA_BASE3 0xc00
-
-#define XSURF_BASE1 0xb000 /* 2.5" Interface */
-#define XSURF_BASE2 0xd000 /* 3.5" Interface */
-
-static u_int buddha_bases[CATWEASEL_NUM_HWIFS] __initdata = {
- BUDDHA_BASE1, BUDDHA_BASE2, BUDDHA_BASE3
-};
-
-static u_int xsurf_bases[XSURF_NUM_HWIFS] __initdata = {
- XSURF_BASE1, XSURF_BASE2
-};
-
- /*
- * Offsets from one of the above bases
- */
-
-#define BUDDHA_CONTROL 0x11a
-
- /*
- * Other registers
- */
-
-#define BUDDHA_IRQ1 0xf00 /* MSB = 1, Harddisk is source of */
-#define BUDDHA_IRQ2 0xf40 /* interrupt */
-#define BUDDHA_IRQ3 0xf80
-
-#define XSURF_IRQ1 0x7e
-#define XSURF_IRQ2 0x7e
-
-static int buddha_irqports[CATWEASEL_NUM_HWIFS] __initdata = {
- BUDDHA_IRQ1, BUDDHA_IRQ2, BUDDHA_IRQ3
-};
-
-static int xsurf_irqports[XSURF_NUM_HWIFS] __initdata = {
- XSURF_IRQ1, XSURF_IRQ2
-};
-
-#define BUDDHA_IRQ_MR 0xfc0 /* master interrupt enable */
-
-
- /*
- * Board information
- */
-
-typedef enum BuddhaType_Enum {
- BOARD_BUDDHA, BOARD_CATWEASEL, BOARD_XSURF
-} BuddhaType;
-
-static const char *buddha_board_name[] = { "Buddha", "Catweasel", "X-Surf" };
-
- /*
- * Check and acknowledge the interrupt status
- */
-
-static int buddha_test_irq(ide_hwif_t *hwif)
-{
- unsigned char ch;
-
- ch = z_readb(hwif->io_ports.irq_addr);
- if (!(ch & 0x80))
- return 0;
- return 1;
-}
-
-static void xsurf_clear_irq(ide_drive_t *drive)
-{
- /*
- * X-Surf needs 0 written to IRQ register to ensure ISA bit A11 stays at 0
- */
- z_writeb(0, drive->hwif->io_ports.irq_addr);
-}
-
-static void __init buddha_setup_ports(struct ide_hw *hw, unsigned long base,
- unsigned long ctl, unsigned long irq_port)
-{
- int i;
-
- memset(hw, 0, sizeof(*hw));
-
- hw->io_ports.data_addr = base;
-
- for (i = 1; i < 8; i++)
- hw->io_ports_array[i] = base + 2 + i * 4;
-
- hw->io_ports.ctl_addr = ctl;
- hw->io_ports.irq_addr = irq_port;
-
- hw->irq = IRQ_AMIGA_PORTS;
-}
-
-static const struct ide_port_ops buddha_port_ops = {
- .test_irq = buddha_test_irq,
-};
-
-static const struct ide_port_ops xsurf_port_ops = {
- .clear_irq = xsurf_clear_irq,
- .test_irq = buddha_test_irq,
-};
-
-static const struct ide_port_info buddha_port_info = {
- .port_ops = &buddha_port_ops,
- .host_flags = IDE_HFLAG_MMIO | IDE_HFLAG_NO_DMA,
- .irq_flags = IRQF_SHARED,
- .chipset = ide_generic,
-};
-
- /*
- * Probe for a Buddha or Catweasel IDE interface
- */
-
-static int __init buddha_init(void)
-{
- struct zorro_dev *z = NULL;
- u_long buddha_board = 0;
- BuddhaType type;
- int buddha_num_hwifs, i;
-
- while ((z = zorro_find_device(ZORRO_WILDCARD, z))) {
- unsigned long board;
- struct ide_hw hw[MAX_NUM_HWIFS], *hws[MAX_NUM_HWIFS];
- struct ide_port_info d = buddha_port_info;
-
- if (z->id == ZORRO_PROD_INDIVIDUAL_COMPUTERS_BUDDHA) {
- buddha_num_hwifs = BUDDHA_NUM_HWIFS;
- type=BOARD_BUDDHA;
- } else if (z->id == ZORRO_PROD_INDIVIDUAL_COMPUTERS_CATWEASEL) {
- buddha_num_hwifs = CATWEASEL_NUM_HWIFS;
- type=BOARD_CATWEASEL;
- } else if (z->id == ZORRO_PROD_INDIVIDUAL_COMPUTERS_X_SURF) {
- buddha_num_hwifs = XSURF_NUM_HWIFS;
- type=BOARD_XSURF;
- d.port_ops = &xsurf_port_ops;
- } else
- continue;
-
- board = z->resource.start;
-
- if(type != BOARD_XSURF) {
- if (!request_mem_region(board+BUDDHA_BASE1, 0x800, "IDE"))
- continue;
- } else {
- if (!request_mem_region(board+XSURF_BASE1, 0x1000, "IDE"))
- continue;
- if (!request_mem_region(board+XSURF_BASE2, 0x1000, "IDE"))
- goto fail_base2;
- if (!request_mem_region(board+XSURF_IRQ1, 0x8, "IDE")) {
- release_mem_region(board+XSURF_BASE2, 0x1000);
-fail_base2:
- release_mem_region(board+XSURF_BASE1, 0x1000);
- continue;
- }
- }
- buddha_board = (unsigned long)ZTWO_VADDR(board);
-
- /* write to BUDDHA_IRQ_MR to enable the board IRQ */
- /* X-Surf doesn't have this. IRQs are always on */
- if (type != BOARD_XSURF)
- z_writeb(0, buddha_board+BUDDHA_IRQ_MR);
-
- printk(KERN_INFO "ide: %s IDE controller\n",
- buddha_board_name[type]);
-
- for (i = 0; i < buddha_num_hwifs; i++) {
- unsigned long base, ctl, irq_port;
-
- if (type != BOARD_XSURF) {
- base = buddha_board + buddha_bases[i];
- ctl = base + BUDDHA_CONTROL;
- irq_port = buddha_board + buddha_irqports[i];
- } else {
- base = buddha_board + xsurf_bases[i];
- /* X-Surf has no CS1* (Control/AltStat) */
- ctl = 0;
- irq_port = buddha_board + xsurf_irqports[i];
- }
-
- buddha_setup_ports(&hw[i], base, ctl, irq_port);
-
- hws[i] = &hw[i];
- }
-
- ide_host_add(&d, hws, i, NULL);
- }
-
- return 0;
-}
-
-module_init(buddha_init);
-
-MODULE_LICENSE("GPL");