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20#ifndef __ASM_SH_IO_H
21#define __ASM_SH_IO_H
22
23#ifdef __KERNEL__
24
25#include <linux/types.h>
26#include <asm/byteorder.h>
27
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31
32
33#define __arch_getb(a) (*(volatile unsigned char *)(a))
34#define __arch_getw(a) (*(volatile unsigned short *)(a))
35#define __arch_getl(a) (*(volatile unsigned int *)(a))
36
37#define __arch_putb(v, a) (*(volatile unsigned char *)(a) = (v))
38#define __arch_putw(v, a) (*(volatile unsigned short *)(a) = (v))
39#define __arch_putl(v, a) (*(volatile unsigned int *)(a) = (v))
40
41extern void __raw_writesb(unsigned int addr, const void *data, int bytelen);
42extern void __raw_writesw(unsigned int addr, const void *data, int wordlen);
43extern void __raw_writesl(unsigned int addr, const void *data, int longlen);
44
45extern void __raw_readsb(unsigned int addr, void *data, int bytelen);
46extern void __raw_readsw(unsigned int addr, void *data, int wordlen);
47extern void __raw_readsl(unsigned int addr, void *data, int longlen);
48
49#define __raw_writeb(v, a) __arch_putb(v, a)
50#define __raw_writew(v, a) __arch_putw(v, a)
51#define __raw_writel(v, a) __arch_putl(v, a)
52
53#define __raw_readb(a) __arch_getb(a)
54#define __raw_readw(a) __arch_getw(a)
55#define __raw_readl(a) __arch_getl(a)
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61
62#define __raw_base_writeb(val, base, off) __arch_base_putb(val, base, off)
63#define __raw_base_writew(val, base, off) __arch_base_putw(val, base, off)
64#define __raw_base_writel(val, base, off) __arch_base_putl(val, base, off)
65
66#define __raw_base_readb(base, off) __arch_base_getb(base, off)
67#define __raw_base_readw(base, off) __arch_base_getw(base, off)
68#define __raw_base_readl(base, off) __arch_base_getl(base, off)
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71
72
73#if 0
74#include <asm/arch/io.h>
75#endif
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93
94#define outb(v, p) __raw_writeb(v, p)
95#define outw(v, p) __raw_writew(cpu_to_le16(v), p)
96#define outl(v, p) __raw_writel(cpu_to_le32(v), p)
97
98#define inb(p) ({ unsigned int __v = __raw_readb(p); __v; })
99#define inw(p) ({ unsigned int __v = __le16_to_cpu(__raw_readw(p)); __v; })
100#define inl(p) ({ unsigned int __v = __le32_to_cpu(__raw_readl(p)); __v; })
101
102#define outsb(p, d, l) __raw_writesb(p, d, l)
103#define outsw(p, d, l) __raw_writesw(p, d, l)
104#define outsl(p, d, l) __raw_writesl(p, d, l)
105
106#define insb(p, d, l) __raw_readsb(p, d, l)
107#define insw(p, d, l) __raw_readsw(p, d, l)
108#define insl(p, d, l) __raw_readsl(p, d, l)
109
110#define outb_p(val, port) outb((val), (port))
111#define outw_p(val, port) outw((val), (port))
112#define outl_p(val, port) outl((val), (port))
113#define inb_p(port) inb((port))
114#define inw_p(port) inw((port))
115#define inl_p(port) inl((port))
116
117#define outsb_p(port, from, len) outsb(port, from, len)
118#define outsw_p(port, from, len) outsw(port, from, len)
119#define outsl_p(port, from, len) outsl(port, from, len)
120#define insb_p(port, to, len) insb(port, to, len)
121#define insw_p(port, to, len) insw(port, to, len)
122#define insl_p(port, to, len) insl(port, to, len)
123
124
125#define out_8(port, val) outb(val, port)
126#define out_le16(port, val) outw(val, port)
127#define out_le32(port, val) outl(val, port)
128#define in_8(port) inb(port)
129#define in_le16(port) inw(port)
130#define in_le32(port) inl(port)
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137
138extern void *__ioremap(unsigned long offset, size_t size, unsigned long flags);
139extern void __iounmap(void *addr);
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147
148#ifdef iomem_valid_addr
149#define __arch_ioremap(off, sz, nocache) \
150 ({ \
151 unsigned long _off = (off), _size = (sz); \
152 void *_ret = (void *)0; \
153 if (iomem_valid_addr(_off, _size)) \
154 _ret = __ioremap(iomem_to_phys(_off), _size, 0); \
155 _ret; \
156 })
157
158#define __arch_iounmap __iounmap
159#endif
160
161#define ioremap(off, sz) __arch_ioremap((off), (sz), 0)
162#define ioremap_nocache(off, sz) __arch_ioremap((off), (sz), 1)
163#define iounmap(_addr) __arch_iounmap(_addr)
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170
171extern void *consistent_alloc(int gfp, size_t size, dma_addr_t *handle);
172extern void consistent_free(void *vaddr, size_t size, dma_addr_t handle);
173extern void consistent_sync(void *vaddr, size_t size, int rw);
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177
178extern void _memcpy_fromio(void *, unsigned long, size_t);
179extern void _memcpy_toio(unsigned long, const void *, size_t);
180extern void _memset_io(unsigned long, int, size_t);
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186
187#ifdef __mem_pci
188
189#define readb(c) ({ unsigned int __v = __raw_readb(__mem_pci(c)); __v; })
190#define readw(c)\
191 ({ unsigned int __v = le16_to_cpu(__raw_readw(__mem_pci(c))); __v; })
192#define readl(c)\
193 ({ unsigned int __v = le32_to_cpu(__raw_readl(__mem_pci(c))); __v; })
194
195#define writeb(v, c) __raw_writeb(v, __mem_pci(c))
196#define writew(v, c) __raw_writew(cpu_to_le16(v), __mem_pci(c))
197#define writel(v, c) __raw_writel(cpu_to_le32(v), __mem_pci(c))
198
199#define memset_io(c, v, l) _memset_io(__mem_pci(c), (v), (l))
200#define memcpy_fromio(a, c, l) _memcpy_fromio((a), __mem_pci(c), (l))
201#define memcpy_toio(c, a, l) _memcpy_toio(__mem_pci(c), (a), (l))
202
203#define eth_io_copy_and_sum(s, c, l, b) \
204 eth_copy_and_sum((s), __mem_pci(c), (l), (b))
205
206static inline int
207check_signature(unsigned long io_addr, const unsigned char *signature,
208 int length)
209{
210 int retval = 0;
211 do {
212 if (readb(io_addr) != *signature)
213 goto out;
214 io_addr++;
215 signature++;
216 length--;
217 } while (length);
218 retval = 1;
219out:
220 return retval;
221}
222
223#elif !defined(readb)
224
225#define readb(addr) __raw_readb(addr)
226#define readw(addr) __raw_readw(addr)
227#define readl(addr) __raw_readl(addr)
228#define writeb(v, addr) __raw_writeb(v, addr)
229#define writew(v, addr) __raw_writew(v, addr)
230#define writel(v, addr) __raw_writel(v, addr)
231
232#define check_signature(io, sig, len) (0)
233
234#endif
235
236static inline void sync(void)
237{
238}
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244
245#define MAP_NOCACHE (0)
246#define MAP_WRCOMBINE (0)
247#define MAP_WRBACK (0)
248#define MAP_WRTHROUGH (0)
249
250static inline void *
251map_physmem(phys_addr_t paddr, unsigned long len, unsigned long flags)
252{
253 return (void *)paddr;
254}
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258
259static inline void unmap_physmem(void *vaddr, unsigned long flags)
260{
261
262}
263
264static inline phys_addr_t virt_to_phys(void * vaddr)
265{
266 return (phys_addr_t)(vaddr);
267}
268
269#endif
270#endif
271