FreeCalypso > hg > fc-magnetite
annotate src/gpf2/osl/os_drv.c @ 581:a0a45c5eb3ef
gsmcomp.c: bumping trace partition size to 220 like in gprscomp.c
This change is safe in terms of RAM usage because all of these partition
pools have already been moved from XRAM to IRAM earlier, and our IRAM
usage in VO configs is currently quite low - the one near the limit
is XRAM on C11x.
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Tue, 29 Jan 2019 03:52:49 +0000 |
parents | 045d641c9bfa |
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rev | line source |
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1 /* |
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2 * This C module is a reconstruction based on the disassembly of |
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3 * os_drv.obj in frame_na7_db_fl.lib from the Leonardo package. |
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4 */ |
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5 |
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6 /* set of included headers from COFF symtab: */ |
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7 #include "nucleus.h" |
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8 #include "typedefs.h" |
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9 #include "gdi.h" |
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10 #include "os.h" |
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11 |
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12 typedef unsigned char u_char; |
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13 |
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14 extern OS_HANDLE os_ext_pool_handle; |
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15 |
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16 static u_char *HISR_Stack; |
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17 static T_DRV_SIGNAL *SignalID; |
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18 static void (*DrvCallback)(T_DRV_SIGNAL *); |
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19 static NU_HISR CallBack_HISR; |
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20 |
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21 #define CB_HISR_STACK_SIZE 1024 |
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22 |
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23 GLOBAL LONG |
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24 os_ExecuteCallback(OS_HANDLE Caller, void (*Callback)(T_DRV_SIGNAL *), |
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25 T_DRV_SIGNAL *Signal) |
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26 { |
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27 DrvCallback = Callback; |
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28 SignalID = Signal; |
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29 NU_Activate_HISR(&CallBack_HISR); |
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30 return(OS_OK); |
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31 } |
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32 |
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33 static void |
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34 CallbackFunc(void) |
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35 { |
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36 DrvCallback(SignalID); |
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37 } |
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38 |
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39 GLOBAL LONG |
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40 os_CreateCallback(void) |
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41 { |
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42 if (os_AllocateMemory(OS_NOTASK, (T_VOID_STRUCT **) &HISR_Stack, |
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43 CB_HISR_STACK_SIZE, 0xFFFFFFFF, |
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44 os_ext_pool_handle) == OS_ERROR) |
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45 return(OS_ERROR); |
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46 if (NU_Create_HISR(&CallBack_HISR, "CB_HISR", CallbackFunc, 2, |
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47 HISR_Stack, CB_HISR_STACK_SIZE) == NU_SUCCESS) |
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48 return(OS_OK); |
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49 else |
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50 return(OS_ERROR); |
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51 } |