src/thread/psp/SDL_systhread.c
author Sam Lantinga
Fri, 15 Jan 2021 14:36:21 -0800
changeset 14739 a5b970d28bfd
parent 14640 b2b3343a310d
permissions -rw-r--r--
Fixed the screenshot button mapping on third party Bluetooth Nintendo Switch Pro controllers
     1 /*
     2   Simple DirectMedia Layer
     3   Copyright (C) 1997-2021 Sam Lantinga <slouken@libsdl.org>
     4 
     5   This software is provided 'as-is', without any express or implied
     6   warranty.  In no event will the authors be held liable for any damages
     7   arising from the use of this software.
     8 
     9   Permission is granted to anyone to use this software for any purpose,
    10   including commercial applications, and to alter it and redistribute it
    11   freely, subject to the following restrictions:
    12 
    13   1. The origin of this software must not be misrepresented; you must not
    14      claim that you wrote the original software. If you use this software
    15      in a product, an acknowledgment in the product documentation would be
    16      appreciated but is not required.
    17   2. Altered source versions must be plainly marked as such, and must not be
    18      misrepresented as being the original software.
    19   3. This notice may not be removed or altered from any source distribution.
    20 */
    21 #include "../../SDL_internal.h"
    22 
    23 #if SDL_THREAD_PSP
    24 
    25 /* PSP thread management routines for SDL */
    26 
    27 #include <stdio.h>
    28 #include <stdlib.h>
    29 
    30 #include "SDL_error.h"
    31 #include "SDL_thread.h"
    32 #include "../SDL_systhread.h"
    33 #include "../SDL_thread_c.h"
    34 #include <pspkerneltypes.h>
    35 #include <pspthreadman.h>
    36 
    37 
    38 static int ThreadEntry(SceSize args, void *argp)
    39 {
    40     SDL_RunThread(*(SDL_Thread **) argp);
    41     return 0;
    42 }
    43 
    44 int SDL_SYS_CreateThread(SDL_Thread *thread)
    45 {
    46     SceKernelThreadInfo status;
    47     int priority = 32;
    48 
    49     /* Set priority of new thread to the same as the current thread */
    50     status.size = sizeof(SceKernelThreadInfo);
    51     if (sceKernelReferThreadStatus(sceKernelGetThreadId(), &status) == 0) {
    52         priority = status.currentPriority;
    53     }
    54 
    55     thread->handle = sceKernelCreateThread(thread->name, ThreadEntry,
    56                            priority, thread->stacksize ? ((int) thread->stacksize) : 0x8000,
    57                            PSP_THREAD_ATTR_VFPU, NULL);
    58     if (thread->handle < 0) {
    59         return SDL_SetError("sceKernelCreateThread() failed");
    60     }
    61 
    62     sceKernelStartThread(thread->handle, 4, &thread);
    63     return 0;
    64 }
    65 
    66 void SDL_SYS_SetupThread(const char *name)
    67 {
    68     /* Do nothing. */
    69 }
    70 
    71 SDL_threadID SDL_ThreadID(void)
    72 {
    73     return (SDL_threadID) sceKernelGetThreadId();
    74 }
    75 
    76 void SDL_SYS_WaitThread(SDL_Thread *thread)
    77 {
    78     sceKernelWaitThreadEnd(thread->handle, NULL);
    79     sceKernelDeleteThread(thread->handle);
    80 }
    81 
    82 void SDL_SYS_DetachThread(SDL_Thread *thread)
    83 {
    84     /* !!! FIXME: is this correct? */
    85     sceKernelDeleteThread(thread->handle);
    86 }
    87 
    88 void SDL_SYS_KillThread(SDL_Thread *thread)
    89 {
    90     sceKernelTerminateDeleteThread(thread->handle);
    91 }
    92 
    93 int SDL_SYS_SetThreadPriority(SDL_ThreadPriority priority)
    94 {
    95     int value;
    96 
    97     if (priority == SDL_THREAD_PRIORITY_LOW) {
    98         value = 19;
    99     } else if (priority == SDL_THREAD_PRIORITY_HIGH) {
   100         value = -10;
   101     } else if (priority == SDL_THREAD_PRIORITY_TIME_CRITICAL) {
   102         value = -20;
   103     } else {
   104         value = 0;
   105     }
   106 
   107     return sceKernelChangeThreadPriority(sceKernelGetThreadId(),value);
   108 
   109 }
   110 
   111 #endif /* SDL_THREAD_PSP */
   112 
   113 /* vim: ts=4 sw=4
   114  */