This source file includes following definitions.
- jensen_set_hae
- jensen_local_inb
- jensen_local_outb
- jensen_bus_inb
- jensen_bus_outb
- jensen_inb
- jensen_outb
- jensen_inw
- jensen_inl
- jensen_outw
- jensen_outl
- jensen_readb
- jensen_readw
- jensen_readl
- jensen_readq
- jensen_writeb
- jensen_writew
- jensen_writel
- jensen_writeq
- jensen_ioportmap
- jensen_ioremap
- jensen_is_ioaddr
- jensen_is_mmio
1
2 #ifndef __ALPHA_JENSEN_H
3 #define __ALPHA_JENSEN_H
4
5 #include <asm/compiler.h>
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33
34 #define EISA_INTA (IDENT_ADDR + 0x100000000UL)
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39 #define EISA_FEPROM0 (IDENT_ADDR + 0x180000000UL)
40 #define EISA_FEPROM1 (IDENT_ADDR + 0x1A0000000UL)
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44
45 #define EISA_VL82C106 (IDENT_ADDR + 0x1C0000000UL)
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50 #define EISA_HAE (IDENT_ADDR + 0x1D0000000UL)
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55 #define EISA_SYSCTL (IDENT_ADDR + 0x1E0000000UL)
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60 #define EISA_SPARE (IDENT_ADDR + 0x1F0000000UL)
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65 #define EISA_MEM (IDENT_ADDR + 0x200000000UL)
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70 #define EISA_IO (IDENT_ADDR + 0x300000000UL)
71
72
73 #ifdef __KERNEL__
74
75 #ifndef __EXTERN_INLINE
76 #define __EXTERN_INLINE extern inline
77 #define __IO_EXTERN_INLINE
78 #endif
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89 #define JENSEN_HAE_ADDRESS EISA_HAE
90 #define JENSEN_HAE_MASK 0x1ffffff
91
92 __EXTERN_INLINE void jensen_set_hae(unsigned long addr)
93 {
94
95 addr >>= 25;
96 if (addr != alpha_mv.hae_cache)
97 set_hae(addr);
98 }
99
100 #define vuip volatile unsigned int *
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114 static inline unsigned int jensen_local_inb(unsigned long addr)
115 {
116 return 0xff & *(vuip)((addr << 9) + EISA_VL82C106);
117 }
118
119 static inline void jensen_local_outb(u8 b, unsigned long addr)
120 {
121 *(vuip)((addr << 9) + EISA_VL82C106) = b;
122 mb();
123 }
124
125 static inline unsigned int jensen_bus_inb(unsigned long addr)
126 {
127 long result;
128
129 jensen_set_hae(0);
130 result = *(volatile int *)((addr << 7) + EISA_IO + 0x00);
131 return __kernel_extbl(result, addr & 3);
132 }
133
134 static inline void jensen_bus_outb(u8 b, unsigned long addr)
135 {
136 jensen_set_hae(0);
137 *(vuip)((addr << 7) + EISA_IO + 0x00) = b * 0x01010101;
138 mb();
139 }
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146
147 #define jensen_is_local(addr) ( \
148 (addr == 0x60 || addr == 0x64) || \
149 (addr == 0x170 || addr == 0x171) || \
150 (addr >= 0x2f8 && addr <= 0x2ff) || \
151 (addr >= 0x3bc && addr <= 0x3be) || \
152 (addr >= 0x3f8 && addr <= 0x3ff))
153
154 __EXTERN_INLINE u8 jensen_inb(unsigned long addr)
155 {
156 if (jensen_is_local(addr))
157 return jensen_local_inb(addr);
158 else
159 return jensen_bus_inb(addr);
160 }
161
162 __EXTERN_INLINE void jensen_outb(u8 b, unsigned long addr)
163 {
164 if (jensen_is_local(addr))
165 jensen_local_outb(b, addr);
166 else
167 jensen_bus_outb(b, addr);
168 }
169
170 __EXTERN_INLINE u16 jensen_inw(unsigned long addr)
171 {
172 long result;
173
174 jensen_set_hae(0);
175 result = *(volatile int *) ((addr << 7) + EISA_IO + 0x20);
176 result >>= (addr & 3) * 8;
177 return 0xffffUL & result;
178 }
179
180 __EXTERN_INLINE u32 jensen_inl(unsigned long addr)
181 {
182 jensen_set_hae(0);
183 return *(vuip) ((addr << 7) + EISA_IO + 0x60);
184 }
185
186 __EXTERN_INLINE void jensen_outw(u16 b, unsigned long addr)
187 {
188 jensen_set_hae(0);
189 *(vuip) ((addr << 7) + EISA_IO + 0x20) = b * 0x00010001;
190 mb();
191 }
192
193 __EXTERN_INLINE void jensen_outl(u32 b, unsigned long addr)
194 {
195 jensen_set_hae(0);
196 *(vuip) ((addr << 7) + EISA_IO + 0x60) = b;
197 mb();
198 }
199
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202
203
204 __EXTERN_INLINE u8 jensen_readb(const volatile void __iomem *xaddr)
205 {
206 unsigned long addr = (unsigned long) xaddr;
207 long result;
208
209 jensen_set_hae(addr);
210 addr &= JENSEN_HAE_MASK;
211 result = *(volatile int *) ((addr << 7) + EISA_MEM + 0x00);
212 result >>= (addr & 3) * 8;
213 return 0xffUL & result;
214 }
215
216 __EXTERN_INLINE u16 jensen_readw(const volatile void __iomem *xaddr)
217 {
218 unsigned long addr = (unsigned long) xaddr;
219 long result;
220
221 jensen_set_hae(addr);
222 addr &= JENSEN_HAE_MASK;
223 result = *(volatile int *) ((addr << 7) + EISA_MEM + 0x20);
224 result >>= (addr & 3) * 8;
225 return 0xffffUL & result;
226 }
227
228 __EXTERN_INLINE u32 jensen_readl(const volatile void __iomem *xaddr)
229 {
230 unsigned long addr = (unsigned long) xaddr;
231 jensen_set_hae(addr);
232 addr &= JENSEN_HAE_MASK;
233 return *(vuip) ((addr << 7) + EISA_MEM + 0x60);
234 }
235
236 __EXTERN_INLINE u64 jensen_readq(const volatile void __iomem *xaddr)
237 {
238 unsigned long addr = (unsigned long) xaddr;
239 unsigned long r0, r1;
240
241 jensen_set_hae(addr);
242 addr &= JENSEN_HAE_MASK;
243 addr = (addr << 7) + EISA_MEM + 0x60;
244 r0 = *(vuip) (addr);
245 r1 = *(vuip) (addr + (4 << 7));
246 return r1 << 32 | r0;
247 }
248
249 __EXTERN_INLINE void jensen_writeb(u8 b, volatile void __iomem *xaddr)
250 {
251 unsigned long addr = (unsigned long) xaddr;
252 jensen_set_hae(addr);
253 addr &= JENSEN_HAE_MASK;
254 *(vuip) ((addr << 7) + EISA_MEM + 0x00) = b * 0x01010101;
255 }
256
257 __EXTERN_INLINE void jensen_writew(u16 b, volatile void __iomem *xaddr)
258 {
259 unsigned long addr = (unsigned long) xaddr;
260 jensen_set_hae(addr);
261 addr &= JENSEN_HAE_MASK;
262 *(vuip) ((addr << 7) + EISA_MEM + 0x20) = b * 0x00010001;
263 }
264
265 __EXTERN_INLINE void jensen_writel(u32 b, volatile void __iomem *xaddr)
266 {
267 unsigned long addr = (unsigned long) xaddr;
268 jensen_set_hae(addr);
269 addr &= JENSEN_HAE_MASK;
270 *(vuip) ((addr << 7) + EISA_MEM + 0x60) = b;
271 }
272
273 __EXTERN_INLINE void jensen_writeq(u64 b, volatile void __iomem *xaddr)
274 {
275 unsigned long addr = (unsigned long) xaddr;
276 jensen_set_hae(addr);
277 addr &= JENSEN_HAE_MASK;
278 addr = (addr << 7) + EISA_MEM + 0x60;
279 *(vuip) (addr) = b;
280 *(vuip) (addr + (4 << 7)) = b >> 32;
281 }
282
283 __EXTERN_INLINE void __iomem *jensen_ioportmap(unsigned long addr)
284 {
285 return (void __iomem *)addr;
286 }
287
288 __EXTERN_INLINE void __iomem *jensen_ioremap(unsigned long addr,
289 unsigned long size)
290 {
291 return (void __iomem *)(addr + 0x100000000ul);
292 }
293
294 __EXTERN_INLINE int jensen_is_ioaddr(unsigned long addr)
295 {
296 return (long)addr >= 0;
297 }
298
299 __EXTERN_INLINE int jensen_is_mmio(const volatile void __iomem *addr)
300 {
301 return (unsigned long)addr >= 0x100000000ul;
302 }
303
304
305
306
307 #define IOPORT(OS, NS) \
308 __EXTERN_INLINE unsigned int jensen_ioread##NS(void __iomem *xaddr) \
309 { \
310 if (jensen_is_mmio(xaddr)) \
311 return jensen_read##OS(xaddr - 0x100000000ul); \
312 else \
313 return jensen_in##OS((unsigned long)xaddr); \
314 } \
315 __EXTERN_INLINE void jensen_iowrite##NS(u##NS b, void __iomem *xaddr) \
316 { \
317 if (jensen_is_mmio(xaddr)) \
318 jensen_write##OS(b, xaddr - 0x100000000ul); \
319 else \
320 jensen_out##OS(b, (unsigned long)xaddr); \
321 }
322
323 IOPORT(b, 8)
324 IOPORT(w, 16)
325 IOPORT(l, 32)
326
327 #undef IOPORT
328
329 #undef vuip
330
331 #undef __IO_PREFIX
332 #define __IO_PREFIX jensen
333 #define jensen_trivial_rw_bw 0
334 #define jensen_trivial_rw_lq 0
335 #define jensen_trivial_io_bw 0
336 #define jensen_trivial_io_lq 0
337 #define jensen_trivial_iounmap 1
338 #include <asm/io_trivial.h>
339
340 #ifdef __IO_EXTERN_INLINE
341 #undef __EXTERN_INLINE
342 #undef __IO_EXTERN_INLINE
343 #endif
344
345 #endif
346
347 #endif