diff options
Diffstat (limited to 'drivers/ide/ide-h8300.c')
| -rw-r--r-- | drivers/ide/ide-h8300.c | 109 | 
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 520f42c5445..00000000000 --- 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");  | 
