1 /* $NetBSD: riscoscalls.h,v 1.4 2005/12/11 12:16:08 christos Exp $ */ 2 3 /*- 4 * Copyright (c) 2001 Ben Harris 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 3. The name of the author may not be used to endorse or promote products 16 * derived from this software without specific prior written permission. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 19 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 20 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 21 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 22 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 23 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 24 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 25 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 26 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 27 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 28 */ 29 30 /* 31 * This file defines the interface for the veneers over RISC OS SWIs used 32 * by libsa. Only those SWIs actually needed by libsa are included. In 33 * general, the interface is based on the one provided by OsLib, though 34 * this implementation is independent. 35 */ 36 37 #define OS_WriteC 0x000000 38 #define XOS_WriteC 0x020000 39 #define OS_NewLine 0x000003 40 #define XOS_NewLine 0x020003 41 #define OS_ReadC 0x000004 42 #define XOS_ReadC 0x020004 43 #define OS_CLI 0x000005 44 #define XOS_CLI 0x020005 45 #define OS_Byte 0x000006 46 #define XOS_Byte 0x020006 47 #define OS_Word 0x000007 48 #define XOS_Word 0x020007 49 #define OS_Args 0x000009 50 #define XOS_Args 0x020009 51 #define OS_GBPB 0x00000c 52 #define XOS_GBPB 0x02000c 53 #define OS_Find 0x00000d 54 #define XOS_Find 0x02000d 55 #define OS_GetEnv 0x000010 56 #define XOS_GetEnv 0x020010 57 #define OS_Exit 0x000011 58 #define XOS_Exit 0x020011 59 #define OS_IntOff 0x000014 60 #define XOS_IntOff 0x020014 61 #define OS_EnterOS 0x000016 62 #define XOS_EnterOS 0x020016 63 #define OS_Module 0x00001e 64 #define XOS_Module 0x02001e 65 #define OS_FSControl 0x000029 66 #define XOS_FSControl 0x020029 67 #define OS_ServiceCall 0x000030 68 #define XOS_ServiceCall 0x020030 69 #define OS_ReadVduVariables 0x000031 70 #define XOS_ReadVduVariables 0x020031 71 #define OS_SWINumberFromString 0x000039 72 #define XOS_SWINumberFromString 0x020039 73 #define OS_ReadMemMapInfo 0x000051 74 #define XOS_ReadMemMapInfo 0x020051 75 #define OS_ReadMemMapEntries 0x000052 76 #define XOS_ReadMemMapEntries 0x020052 77 #define OS_ReadSysInfo 0x000058 78 #define XOS_ReadSysInfo 0x020058 79 #define OS_Memory 0x000068 80 #define XOS_Memory 0x020068 81 82 #define Cache_Control 0x000280 83 #define XCache_Control 0x020280 84 85 #define Wimp_SlotSize 0x0400ec 86 #define XWimp_SlotSize 0x0600ec 87 88 #ifndef __ASSEMBLER__ 89 typedef struct os_error { 90 u_int32_t errnum; 91 char errmess[252]; 92 } os_error; 93 94 /* Errors talking to the console may as well be fatal. */ 95 96 extern void os_writec(int); 97 extern void os_new_line(void); 98 extern int os_readc(void); 99 #endif 100 101 /* OS_CLI */ 102 103 #ifndef __ASSEMBLER__ 104 extern void os_cli(char *); 105 extern os_error *xos_cli(char *); 106 #endif 107 108 /* OS_Byte */ 109 110 #define osbyte_OUTPUT_CURSOR_POSITION 165 111 112 #ifndef __ASSEMBLER__ 113 extern void os_byte(int, int, int, int *, int *); 114 #endif 115 116 /* OS_Word */ 117 118 #define osword_WRITE_SCREEN_ADDRESS 22 119 120 #ifndef __ASSEMBLER__ 121 extern void os_word(int, char *); 122 #endif 123 124 /* OS_Args */ 125 126 #define OSArgs_ReadPtr 0 127 #define OSArgs_SetPtr 1 128 #define OSArgs_ReadExt 2 129 #define OSArgs_SetExt 3 130 #define OSArgs_ReadAllocation 4 131 #define OSArgs_ReadEOFStatus 5 132 133 #ifndef __ASSEMBLER__ 134 extern os_error *xosargs_read(int, int, int *); 135 extern os_error *xosargs_set(int, int, int); 136 137 #define xosargs_read_ptr(f, vp) xosargs_read(OSArgs_ReadPtr, (f), (vp)) 138 #define xosargs_set_ptr(f, v) xosargs_set(OSArgs_SetPtr, (f), (v)) 139 #define xosargs_read_ext(f, vp) xosargs_read(OSArgs_ReadExt, (f), (vp)) 140 #define xosargs_set_ext(f, v) xosargs_set(OSArgs_SetExt, (f), (v)) 141 #define xosargs_read_allocation(f, vp) \ 142 xosargs_read(OSArgs_ReadAllocation, (f), (vp)) 143 #define xosargs_read_eof_status(f, vp) \ 144 xosargs_read(OSArgs_ReadEOFStatus, (f), (vp)) 145 #endif 146 147 /* OS_GBPB */ 148 149 #define OSGBPB_WriteAt 1 150 #define OSGBPB_Write 2 151 #define OSGBPB_ReadAt 3 152 #define OSGBPB_Read 4 153 154 #ifndef __ASSEMBLER__ 155 extern os_error *xosgbpb_write(int, char const *, int, int *); 156 extern os_error *xosgbpb_read(int, char *, int, int *); 157 #endif 158 159 /* OS_Find */ 160 161 #define OSFind_Close 0x00 162 #define OSFind_Openin 0x40 163 #define OSFind_Openout 0x80 164 #define OSFind_Openup 0xc0 165 166 #define osfind_PATH 0x01 167 #define osfind_PATH_VAR 0x02 168 #define osfind_NO_PATH 0x03 169 #define osfind_ERROR_IF_DIR 0x04 170 #define osfind_ERROR_IF_ABSENT 0x08 171 172 #ifndef __ASSEMBLER__ 173 extern os_error *xosfind_close(int); 174 extern os_error *xosfind_open(int, char const *, char const *, int *); 175 #endif 176 177 /* OS_ReadSysInfo */ 178 179 #define OSReadSysInfo_ReadConfiguredScreenSize 0x00 180 #define OSReadSysInfo_ReadMonitorInfo 0x01 181 #define OSReadSysInfo_ReadChipPresenceAndId 0x02 182 #define OSReadSysInfo_ReadSuperIOFeatures 0x03 183 184 #define osreadsysinfo_IOEB_ASIC_PRESENT 0x01 185 #define osreadsysinfo_SUPERIO_PRESENT 0x02 186 #define osreadsysinfo_LCD_ASIC_PRESENT 0x04 187 188 #ifndef __ASSEMBLER__ 189 extern void os_readsysinfo(int what, int *r0, int *r1, int *r2, int *r3, int *r4); 190 #define os_readsysinfo_configured_screensize(s) \ 191 os_readsysinfo(OSReadSysInfo_ReadConfiguredScreenSize, (s), 0, 0, 0, 0) 192 193 #define os_readsysinfo_monitor_info(mode, type, sync) \ 194 os_readsysinfo(OSReadSysInfo_ReadMonitorInfo, (mode), (type), (sync), 0, 0) 195 196 #define os_readsysinfo_chip_presence(ioeb, superio, lcd) \ 197 os_readsysinfo(OSReadSysInfo_ReadChipPresenceAndId, (ioeb), (superio), (lcd), 0, 0) 198 199 #define os_readsysinfo_unique_id(low, high) \ 200 os_readsysinfo(OSReadSysInfo_ReadChipPresenceAndId, 0, 0, 0, (low), (high)) 201 202 #define os_readsysinfo_superio_features(basic, extra) \ 203 os_readsysinfo(OSReadSysInfo_ReadSuperIOFeatures, (basic), (extra), 0, 0, 0) 204 205 #endif 206 207 /* OS_Memory */ 208 209 #define OSMemory_PageOp 0x00 210 #define OSMemory_ReadArrangementTableSize 0x06 211 #define OSMemory_ReadArrangementTable 0x07 212 #define OSMemory_ReadSize 0x08 213 #define OSMemory_ReadController 0x09 214 215 #define osmemory_GIVEN_PAGE_NO 0x0100 216 #define osmemory_GIVEN_LOG_ADDR 0x0200 217 #define osmemory_GIVEN_PHYS_ADDR 0x0400 218 #define osmemory_RETURN_PAGE_NO 0x0800 219 #define osmemory_RETURN_LOG_ADDR 0x1000 220 #define osmemory_RETURN_PHYS_ADDR 0x2000 221 222 #define osmemory_TYPE 0xf00 223 #define osmemory_TYPE_SHIFT 8 224 #define osmemory_TYPE_ABSENT 0x0 225 #define osmemory_TYPE_DRAM 0x1 226 #define osmemory_TYPE_VRAM 0x2 227 #define osmemory_TYPE_ROM 0x3 228 #define osmemory_TYPE_IO 0x4 229 /* 5, 6, 7 are undefined */ 230 #define osmemory_TYPE_ALLOCATABLE_MASK 0x8 /* bit signaling allocatable */ 231 232 233 #ifndef __ASSEMBLER__ 234 struct page_info { 235 int pagenumber; 236 int logical; 237 int physical; 238 }; 239 240 extern void osmemory_read_arrangement_table_size(int *size, int *nbpp); 241 extern void osmemory_read_arrangement_table(unsigned char *block); 242 extern void osmemory_page_op(int fromto, struct page_info *block, int num_pages); 243 #endif 244 245 /* Misc */ 246 #ifndef __ASSEMBLER__ 247 extern char *os_get_env(caddr_t *, void **); 248 249 extern void os_exit(os_error const *, int) __attribute__((noreturn)); 250 251 extern void os_int_off(void); 252 253 extern void os_enter_os(void); 254 #endif 255 256 #define OSFSControl_Shutdown 23 257 258 #ifndef __ASSEMBLER__ 259 extern os_error *xosfscontrol_shutdown(void); 260 #endif 261 262 #define Service_PreReset 0x45 263 264 #ifndef __ASSEMBLER__ 265 extern void service_pre_reset(void); 266 #endif 267 268 #define os_MODEVAR_LOG2_BPP 9 269 #define os_MODEVAR_XWIND_LIMIT 11 270 #define os_MODEVAR_YWIND_LIMIT 12 271 #define os_VDUVAR_DISPLAY_START 149 272 #define os_VDUVAR_TOTAL_SCREEN_SIZE 150 273 #define os_VDUVAR_TCHAR_SPACEY 170 274 275 #ifndef __ASSEMBLER__ 276 extern void os_read_vdu_variables(const int *, int *); 277 278 extern os_error *xos_swi_number_from_string(char const *, int *); 279 280 extern void os_read_mem_map_info(int *, int *); 281 282 struct os_mem_map_request { 283 int page_no; 284 caddr_t map; 285 int access; 286 #define os_AREA_ACCESS_READ_WRITE 0 287 #define os_AREA_ACCESS_READ_ONLY 1 288 #define os_AREA_ACCESS_NONE 3 289 }; 290 291 extern void os_read_mem_map_entries(struct os_mem_map_request *); 292 293 extern os_error xcache_control(u_int, u_int, u_int *); 294 295 struct filecore_disc { 296 u_int8_t log2secsize; 297 u_int8_t secspertrack; 298 u_int8_t heads; 299 u_int8_t density; 300 u_int8_t idlen; 301 u_int8_t log2bpmp; 302 u_int8_t skew; 303 u_int8_t bootoption; 304 u_int8_t lowsector; 305 u_int8_t nzones; 306 u_int16_t zone_spare; 307 u_int32_t root; 308 u_int32_t disc_size; 309 u_int16_t disc_id; 310 char disc_name[10]; 311 u_int32_t disc_type; 312 u_int32_t disc_size_hi; 313 u_int8_t share_size; 314 u_int8_t big_flag; 315 u_int8_t reserved[22]; 316 }; 317 318 #endif 319 320 /* RISC OS Error numbers */ 321 322 #define error_IS_ADIR 0xa8 323 #define error_TOO_MANY_OPEN_FILES 0xc0 324 #define error_FILE_NOT_FOUND 0xd6 325 326 #ifndef __ASSEMBLER__ 327 extern int riscos_errno(os_error *); 328 #endif 329