1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 */ 2*4882a593Smuzhiyun /* 3*4882a593Smuzhiyun * Copyright (C) 2007-2009 Michal Simek <monstr@monstr.eu> 4*4882a593Smuzhiyun * Copyright (C) 2007-2009 PetaLogix 5*4882a593Smuzhiyun * Copyright (C) 2006 Atmark Techno, Inc. 6*4882a593Smuzhiyun */ 7*4882a593Smuzhiyun 8*4882a593Smuzhiyun #ifndef _ASM_MICROBLAZE_IO_H 9*4882a593Smuzhiyun #define _ASM_MICROBLAZE_IO_H 10*4882a593Smuzhiyun 11*4882a593Smuzhiyun #include <asm/byteorder.h> 12*4882a593Smuzhiyun #include <asm/page.h> 13*4882a593Smuzhiyun #include <linux/types.h> 14*4882a593Smuzhiyun #include <linux/mm.h> /* Get struct page {...} */ 15*4882a593Smuzhiyun 16*4882a593Smuzhiyun #ifndef CONFIG_PCI 17*4882a593Smuzhiyun #define _IO_BASE 0 18*4882a593Smuzhiyun #define _ISA_MEM_BASE 0 19*4882a593Smuzhiyun #else 20*4882a593Smuzhiyun #define _IO_BASE isa_io_base 21*4882a593Smuzhiyun #define _ISA_MEM_BASE isa_mem_base 22*4882a593Smuzhiyun struct pci_dev; 23*4882a593Smuzhiyun extern void pci_iounmap(struct pci_dev *dev, void __iomem *); 24*4882a593Smuzhiyun #define pci_iounmap pci_iounmap 25*4882a593Smuzhiyun 26*4882a593Smuzhiyun extern unsigned long isa_io_base; 27*4882a593Smuzhiyun extern resource_size_t isa_mem_base; 28*4882a593Smuzhiyun #endif 29*4882a593Smuzhiyun 30*4882a593Smuzhiyun #define PCI_IOBASE ((void __iomem *)_IO_BASE) 31*4882a593Smuzhiyun #define IO_SPACE_LIMIT (0xFFFFFFFF) 32*4882a593Smuzhiyun 33*4882a593Smuzhiyun #ifdef CONFIG_MMU 34*4882a593Smuzhiyun #define page_to_bus(page) (page_to_phys(page)) 35*4882a593Smuzhiyun 36*4882a593Smuzhiyun extern void iounmap(volatile void __iomem *addr); 37*4882a593Smuzhiyun 38*4882a593Smuzhiyun extern void __iomem *ioremap(phys_addr_t address, unsigned long size); 39*4882a593Smuzhiyun 40*4882a593Smuzhiyun #endif /* CONFIG_MMU */ 41*4882a593Smuzhiyun 42*4882a593Smuzhiyun /* Big Endian */ 43*4882a593Smuzhiyun #define out_be32(a, v) __raw_writel((v), (void __iomem __force *)(a)) 44*4882a593Smuzhiyun #define out_be16(a, v) __raw_writew((v), (a)) 45*4882a593Smuzhiyun 46*4882a593Smuzhiyun #define in_be32(a) __raw_readl((const void __iomem __force *)(a)) 47*4882a593Smuzhiyun #define in_be16(a) __raw_readw(a) 48*4882a593Smuzhiyun 49*4882a593Smuzhiyun #define writel_be(v, a) out_be32((__force unsigned *)a, v) 50*4882a593Smuzhiyun #define readl_be(a) in_be32((__force unsigned *)a) 51*4882a593Smuzhiyun 52*4882a593Smuzhiyun /* Little endian */ 53*4882a593Smuzhiyun #define out_le32(a, v) __raw_writel(__cpu_to_le32(v), (a)) 54*4882a593Smuzhiyun #define out_le16(a, v) __raw_writew(__cpu_to_le16(v), (a)) 55*4882a593Smuzhiyun 56*4882a593Smuzhiyun #define in_le32(a) __le32_to_cpu(__raw_readl(a)) 57*4882a593Smuzhiyun #define in_le16(a) __le16_to_cpu(__raw_readw(a)) 58*4882a593Smuzhiyun 59*4882a593Smuzhiyun /* Byte ops */ 60*4882a593Smuzhiyun #define out_8(a, v) __raw_writeb((v), (a)) 61*4882a593Smuzhiyun #define in_8(a) __raw_readb(a) 62*4882a593Smuzhiyun 63*4882a593Smuzhiyun #include <asm-generic/io.h> 64*4882a593Smuzhiyun 65*4882a593Smuzhiyun #endif /* _ASM_MICROBLAZE_IO_H */ 66