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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 | /* NinjaSCSI I/O funtions By: YOKOTA Hiroshi <yokota@netlab.is.tsukuba.ac.jp> This software may be used and distributed according to the terms of the GNU General Public License. */ /* $Id: nsp_io.h,v 1.3 2003/08/04 21:15:26 elca Exp $ */ #ifndef __NSP_IO_H__ #define __NSP_IO_H__ static inline void nsp_write(unsigned int base, unsigned int index, unsigned char val); static inline unsigned char nsp_read(unsigned int base, unsigned int index); static inline void nsp_index_write(unsigned int BaseAddr, unsigned int Register, unsigned char Value); static inline unsigned char nsp_index_read(unsigned int BaseAddr, unsigned int Register); /******************************************************************* * Basic IO */ static inline void nsp_write(unsigned int base, unsigned int index, unsigned char val) { outb(val, (base + index)); } static inline unsigned char nsp_read(unsigned int base, unsigned int index) { return inb(base + index); } /********************************************************************** * Indexed IO */ static inline unsigned char nsp_index_read(unsigned int BaseAddr, unsigned int Register) { outb(Register, BaseAddr + INDEXREG); return inb(BaseAddr + DATAREG); } static inline void nsp_index_write(unsigned int BaseAddr, unsigned int Register, unsigned char Value) { outb(Register, BaseAddr + INDEXREG); outb(Value, BaseAddr + DATAREG); } /********************************************************************* * fifo func */ /* read 8 bit FIFO */ static inline void nsp_multi_read_1(unsigned int BaseAddr, unsigned int Register, void *buf, unsigned long count) { insb(BaseAddr + Register, buf, count); } static inline void nsp_fifo8_read(unsigned int base, void *buf, unsigned long count) { /*nsp_dbg(NSP_DEBUG_DATA_IO, "buf=0x%p, count=0x%lx", buf, count);*/ nsp_multi_read_1(base, FIFODATA, buf, count); } /*--------------------------------------------------------------*/ /* read 16 bit FIFO */ static inline void nsp_multi_read_2(unsigned int BaseAddr, unsigned int Register, void *buf, unsigned long count) { insw(BaseAddr + Register, buf, count); } static inline void nsp_fifo16_read(unsigned int base, void *buf, unsigned long count) { //nsp_dbg(NSP_DEBUG_DATA_IO, "buf=0x%p, count=0x%lx*2", buf, count); nsp_multi_read_2(base, FIFODATA, buf, count); } /*--------------------------------------------------------------*/ /* read 32bit FIFO */ static inline void nsp_multi_read_4(unsigned int BaseAddr, unsigned int Register, void *buf, unsigned long count) { insl(BaseAddr + Register, buf, count); } static inline void nsp_fifo32_read(unsigned int base, void *buf, unsigned long count) { //nsp_dbg(NSP_DEBUG_DATA_IO, "buf=0x%p, count=0x%lx*4", buf, count); nsp_multi_read_4(base, FIFODATA, buf, count); } /*----------------------------------------------------------*/ /* write 8bit FIFO */ static inline void nsp_multi_write_1(unsigned int BaseAddr, unsigned int Register, void *buf, unsigned long count) { outsb(BaseAddr + Register, buf, count); } static inline void nsp_fifo8_write(unsigned int base, void *buf, unsigned long count) { nsp_multi_write_1(base, FIFODATA, buf, count); } /*---------------------------------------------------------*/ /* write 16bit FIFO */ static inline void nsp_multi_write_2(unsigned int BaseAddr, unsigned int Register, void *buf, unsigned long count) { outsw(BaseAddr + Register, buf, count); } static inline void nsp_fifo16_write(unsigned int base, void *buf, unsigned long count) { nsp_multi_write_2(base, FIFODATA, buf, count); } /*---------------------------------------------------------*/ /* write 32bit FIFO */ static inline void nsp_multi_write_4(unsigned int BaseAddr, unsigned int Register, void *buf, unsigned long count) { outsl(BaseAddr + Register, buf, count); } static inline void nsp_fifo32_write(unsigned int base, void *buf, unsigned long count) { nsp_multi_write_4(base, FIFODATA, buf, count); } /*====================================================================*/ static inline void nsp_mmio_write(unsigned long base, unsigned int index, unsigned char val) { unsigned char *ptr = (unsigned char *)(base + NSP_MMIO_OFFSET + index); writeb(val, ptr); } static inline unsigned char nsp_mmio_read(unsigned long base, unsigned int index) { unsigned char *ptr = (unsigned char *)(base + NSP_MMIO_OFFSET + index); return readb(ptr); } /*-----------*/ static inline unsigned char nsp_mmio_index_read(unsigned long base, unsigned int reg) { unsigned char *index_ptr = (unsigned char *)(base + NSP_MMIO_OFFSET + INDEXREG); unsigned char *data_ptr = (unsigned char *)(base + NSP_MMIO_OFFSET + DATAREG); writeb((unsigned char)reg, index_ptr); return readb(data_ptr); } static inline void nsp_mmio_index_write(unsigned long base, unsigned int reg, unsigned char val) { unsigned char *index_ptr = (unsigned char *)(base + NSP_MMIO_OFFSET + INDEXREG); unsigned char *data_ptr = (unsigned char *)(base + NSP_MMIO_OFFSET + DATAREG); writeb((unsigned char)reg, index_ptr); writeb(val, data_ptr); } /* read 32bit FIFO */ static inline void nsp_mmio_multi_read_4(unsigned long base, unsigned int Register, void *buf, unsigned long count) { unsigned long *ptr = (unsigned long *)(base + Register); unsigned long *tmp = (unsigned long *)buf; int i; //nsp_dbg(NSP_DEBUG_DATA_IO, "base 0x%0lx ptr 0x%p",base,ptr); for (i = 0; i < count; i++) { *tmp = readl(ptr); //nsp_dbg(NSP_DEBUG_DATA_IO, "<%d,%p,%p,%lx>", i, ptr, tmp, *tmp); tmp++; } } static inline void nsp_mmio_fifo32_read(unsigned int base, void *buf, unsigned long count) { //nsp_dbg(NSP_DEBUG_DATA_IO, "buf=0x%p, count=0x%lx*4", buf, count); nsp_mmio_multi_read_4(base, FIFODATA, buf, count); } static inline void nsp_mmio_multi_write_4(unsigned long base, unsigned int Register, void *buf, unsigned long count) { unsigned long *ptr = (unsigned long *)(base + Register); unsigned long *tmp = (unsigned long *)buf; int i; //nsp_dbg(NSP_DEBUG_DATA_IO, "base 0x%0lx ptr 0x%p",base,ptr); for (i = 0; i < count; i++) { writel(*tmp, ptr); //nsp_dbg(NSP_DEBUG_DATA_IO, "<%d,%p,%p,%lx>", i, ptr, tmp, *tmp); tmp++; } } static inline void nsp_mmio_fifo32_write(unsigned int base, void *buf, unsigned long count) { //nsp_dbg(NSP_DEBUG_DATA_IO, "buf=0x%p, count=0x%lx*4", buf, count); nsp_mmio_multi_write_4(base, FIFODATA, buf, count); } #endif /* end */ |