libspe2 0.9a
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#include "spebase.h"
Go to the source code of this file.
Defines | |
#define | MAX_CALLNUM 255 |
#define | RESERVED 4 |
Functions | |
int | _base_spe_handle_library_callback (struct spe_context *spe, int callnum, unsigned int npc) |
#define MAX_CALLNUM 255 |
Definition at line 25 of file lib_builtin.h.
Referenced by _base_spe_callback_handler_deregister(), _base_spe_callback_handler_query(), and _base_spe_callback_handler_register().
#define RESERVED 4 |
Definition at line 26 of file lib_builtin.h.
Referenced by _base_spe_callback_handler_deregister(), and _base_spe_callback_handler_register().
int _base_spe_handle_library_callback | ( | struct spe_context * | spe, |
int | callnum, | ||
unsigned int | npc | ||
) |
Definition at line 113 of file lib_builtin.c.
References spe_context::base_private, DEBUG_PRINTF, spe_context_base_priv::flags, spe_context_base_priv::mem_mmap_base, SPE_EMULATE_PARAM_BUFFER, and SPE_ISOLATE_EMULATE.
Referenced by _base_spe_context_run().
{ int (*handler)(void *, unsigned int); int rc; errno = 0; if (!handlers[callnum]) { DEBUG_PRINTF ("No SPE library handler registered for this call.\n"); errno=ENOSYS; return -1; } handler=handlers[callnum]; /* For emulated isolation mode, position the * npc so that the buffer for the PPE-assisted * library calls can be accessed. */ if (spe->base_private->flags & SPE_ISOLATE_EMULATE) npc = SPE_EMULATE_PARAM_BUFFER; rc = handler(spe->base_private->mem_mmap_base, npc); if (rc) { DEBUG_PRINTF ("SPE library call unsupported.\n"); errno=ENOSYS; return rc; } return 0; }