Last change
on this file since 688 was
444,
checked in by satin@…, 6 years ago
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add newlib,libalmos-mkh, restructure shared_syscalls.h and mini-libc
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File size:
2.1 KB
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Line | |
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1 | /* |
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2 | * Copyright (C) 2006 KPIT Cummins |
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3 | * Copyright (C) 2009 Conny Marco Menebröcker |
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4 | * All rights reserved. |
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5 | * |
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6 | * Redistribution and use in source and binary forms is permitted |
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7 | * provided that the above copyright notice and following paragraph are |
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8 | * duplicated in all such forms. |
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9 | * |
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10 | * This file is distributed WITHOUT ANY WARRANTY; without even the implied |
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11 | * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. |
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12 | */ |
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13 | int trap0(int file, unsigned long ptr,int len) |
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14 | { |
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15 | asm volatile("TRAP #3"); |
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16 | return len; |
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17 | } |
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18 | |
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19 | |
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20 | int trap1(int file, unsigned long ptr,int len) |
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21 | { |
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22 | asm volatile("TRAP #4"); |
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23 | |
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24 | } |
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25 | |
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26 | int trap_lseek(int file, unsigned long ptr,int len) |
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27 | { |
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28 | asm volatile("TRAP #8"); |
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29 | |
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30 | } |
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31 | |
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32 | |
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33 | |
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34 | volatile int opensys(char *name,int flags,int perms) |
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35 | { |
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36 | #ifndef __xc16xL__ |
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37 | asm volatile("push r11\n" |
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38 | "mov r11,r10 \n" |
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39 | " mov r10,r9 \n" |
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40 | " mov r9,#0x300 \n" |
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41 | ); |
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42 | |
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43 | #endif |
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44 | |
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45 | asm volatile("trap #5"); |
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46 | #ifndef __xc16xL__ |
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47 | asm volatile("pop r11"); |
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48 | #endif |
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49 | } |
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50 | |
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51 | volatile int creatsys(char *name,int perms) |
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52 | { |
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53 | #ifndef __xc16xL__ |
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54 | asm volatile("push r10\n" |
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55 | " mov r10,r9 \n" |
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56 | " mov r9,#0x300 \n" |
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57 | ); |
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58 | |
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59 | #endif |
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60 | |
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61 | asm volatile("trap #7"); |
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62 | #ifndef __xc16xL__ |
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63 | asm volatile("pop r10"); |
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64 | #endif |
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65 | } |
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66 | |
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67 | |
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