acrn-kernel/include/asm-mips/marvell.h

59 lines
1.6 KiB
C

/*
* 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.
*
* Copyright (C) 2004 by Ralf Baechle
*/
#ifndef __ASM_MIPS_MARVELL_H
#define __ASM_MIPS_MARVELL_H
#include <linux/pci.h>
#include <asm/byteorder.h>
extern unsigned long marvell_base;
/*
* Because of an error/peculiarity in the Galileo chip, we need to swap the
* bytes when running bigendian.
*/
#define __MV_READ(ofs) \
(*(volatile u32 *)(marvell_base+(ofs)))
#define __MV_WRITE(ofs, data) \
do { *(volatile u32 *)(marvell_base+(ofs)) = (data); } while (0)
#define MV_READ(ofs) le32_to_cpu(__MV_READ(ofs))
#define MV_WRITE(ofs, data) __MV_WRITE(ofs, cpu_to_le32(data))
#define MV_READ_16(ofs) \
le16_to_cpu(*(volatile u16 *)(marvell_base+(ofs)))
#define MV_WRITE_16(ofs, data) \
*(volatile u16 *)(marvell_base+(ofs)) = cpu_to_le16(data)
#define MV_READ_8(ofs) \
*(volatile u8 *)(marvell_base+(ofs))
#define MV_WRITE_8(ofs, data) \
*(volatile u8 *)(marvell_base+(ofs)) = data
#define MV_SET_REG_BITS(ofs, bits) \
(*((volatile u32 *)(marvell_base + (ofs)))) |= ((u32)cpu_to_le32(bits))
#define MV_RESET_REG_BITS(ofs, bits) \
(*((volatile u32 *)(marvell_base + (ofs)))) &= ~((u32)cpu_to_le32(bits))
extern struct pci_ops mv_pci_ops;
struct mv_pci_controller {
struct pci_controller pcic;
/*
* GT-64240/MV-64340 specific, per host bus information
*/
unsigned long config_addr;
unsigned long config_vreg;
};
extern void ll_mv64340_irq(void);
#endif /* __ASM_MIPS_MARVELL_H */