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path: root/drivers/ide/ide-h8300.c
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Diffstat (limited to 'drivers/ide/ide-h8300.c')
-rw-r--r--drivers/ide/ide-h8300.c109
1 files changed, 0 insertions, 109 deletions
diff --git a/drivers/ide/ide-h8300.c b/drivers/ide/ide-h8300.c
deleted file mode 100644
index 520f42c5445a..000000000000
--- a/drivers/ide/ide-h8300.c
+++ /dev/null
@@ -1,109 +0,0 @@
-/*
- * H8/300 generic IDE interface
- */
-
-#include <linux/init.h>
-#include <linux/ide.h>
-
-#include <asm/io.h>
-#include <asm/irq.h>
-
-#define DRV_NAME "ide-h8300"
-
-#define bswap(d) \
-({ \
- u16 r; \
- __asm__("mov.b %w1,r1h\n\t" \
- "mov.b %x1,r1l\n\t" \
- "mov.w r1,%0" \
- :"=r"(r) \
- :"r"(d) \
- :"er1"); \
- (r); \
-})
-
-static void mm_outsw(unsigned long addr, void *buf, u32 len)
-{
- unsigned short *bp = (unsigned short *)buf;
- for (; len > 0; len--, bp++)
- *(volatile u16 *)addr = bswap(*bp);
-}
-
-static void mm_insw(unsigned long addr, void *buf, u32 len)
-{
- unsigned short *bp = (unsigned short *)buf;
- for (; len > 0; len--, bp++)
- *bp = bswap(*(volatile u16 *)addr);
-}
-
-static void h8300_input_data(ide_drive_t *drive, struct ide_cmd *cmd,
- void *buf, unsigned int len)
-{
- mm_insw(drive->hwif->io_ports.data_addr, buf, (len + 1) / 2);
-}
-
-static void h8300_output_data(ide_drive_t *drive, struct ide_cmd *cmd,
- void *buf, unsigned int len)
-{
- mm_outsw(drive->hwif->io_ports.data_addr, buf, (len + 1) / 2);
-}
-
-static const struct ide_tp_ops h8300_tp_ops = {
- .exec_command = ide_exec_command,
- .read_status = ide_read_status,
- .read_altstatus = ide_read_altstatus,
- .write_devctl = ide_write_devctl,
-
- .dev_select = ide_dev_select,
- .tf_load = ide_tf_load,
- .tf_read = ide_tf_read,
-
- .input_data = h8300_input_data,
- .output_data = h8300_output_data,
-};
-
-#define H8300_IDE_GAP (2)
-
-static inline void hw_setup(struct ide_hw *hw)
-{
- int i;
-
- memset(hw, 0, sizeof(*hw));
- for (i = 0; i <= 7; i++)
- hw->io_ports_array[i] = CONFIG_H8300_IDE_BASE + H8300_IDE_GAP*i;
- hw->io_ports.ctl_addr = CONFIG_H8300_IDE_ALT;
- hw->irq = EXT_IRQ0 + CONFIG_H8300_IDE_IRQ;
-}
-
-static const struct ide_port_info h8300_port_info = {
- .tp_ops = &h8300_tp_ops,
- .host_flags = IDE_HFLAG_NO_IO_32BIT | IDE_HFLAG_NO_DMA,
- .chipset = ide_generic,
-};
-
-static int __init h8300_ide_init(void)
-{
- struct ide_hw hw, *hws[] = { &hw };
-
- printk(KERN_INFO DRV_NAME ": H8/300 generic IDE interface\n");
-
- if (!request_region(CONFIG_H8300_IDE_BASE, H8300_IDE_GAP*8, "ide-h8300"))
- goto out_busy;
- if (!request_region(CONFIG_H8300_IDE_ALT, H8300_IDE_GAP, "ide-h8300")) {
- release_region(CONFIG_H8300_IDE_BASE, H8300_IDE_GAP*8);
- goto out_busy;
- }
-
- hw_setup(&hw);
-
- return ide_host_add(&h8300_port_info, hws, 1, NULL);
-
-out_busy:
- printk(KERN_ERR "ide-h8300: IDE I/F resource already used.\n");
-
- return -EBUSY;
-}
-
-module_init(h8300_ide_init);
-
-MODULE_LICENSE("GPL");