diff options
Diffstat (limited to 'src/mesa/ppc')
| -rw-r--r-- | src/mesa/ppc/common_ppc.c | 91 | ||||
| -rw-r--r-- | src/mesa/ppc/common_ppc_features.h | 54 |
2 files changed, 0 insertions, 145 deletions
diff --git a/src/mesa/ppc/common_ppc.c b/src/mesa/ppc/common_ppc.c deleted file mode 100644 index c7cec96e5d5..00000000000 --- a/src/mesa/ppc/common_ppc.c +++ /dev/null @@ -1,91 +0,0 @@ -/* - * (C) Copyright IBM Corporation 2004 - * All Rights Reserved. - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * on the rights to use, copy, modify, merge, publish, distribute, sub - * license, and/or sell copies of the Software, and to permit persons to whom - * the Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice (including the next - * paragraph) shall be included in all copies or substantial portions of the - * Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL - * IBM AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM, - * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR - * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE - * USE OR OTHER DEALINGS IN THE SOFTWARE. - */ - -/** - * \file common_ppc.c - * Check CPU capabilities & initialize optimized funtions for this particular - * processor. - * - * \author Ian Romanick <[email protected]> - */ - -#include <stdio.h> -#include <unistd.h> -#include <sys/types.h> - -#ifdef USE_PPC_ASM -#include <elf.h> -#endif - -#include "common_ppc_features.h" - - -unsigned long _mesa_ppc_cpu_features = 0; - -/** - * Detect CPU features and install optimized transform and lighting routines. - * Currently, CPU features are only detected. The optimized routines have - * yet to be written. - * - * \bug - * This routine is highly specific to Linux kernel 2.6. I'm still waiting - * to hear back from the glibc folk on how to do this "right". - */ - -void _mesa_init_all_ppc_transform_asm( void ) -{ -#ifdef USE_PPC_ASM - const pid_t my_pid = getpid(); - char file_name[32]; - FILE * f; -#ifdef __powerpc64__ - Elf64_auxv_t v; -#else - Elf32_auxv_t v; -#endif - - sprintf( file_name, "/proc/%u/auxv", (unsigned) my_pid ); - f = fopen( file_name, "rb" ); - if ( f != NULL ) { - while( 1 ) { - ssize_t elem = fread( & v, sizeof( v ), 1, f ); - - if ( elem < 1 ) { - break; - } - - if ( v.a_type == AT_HWCAP ) { - _mesa_ppc_cpu_features = v.a_un.a_val; - break; - } - } - - fclose( f ); - } - -# ifndef USE_VMX_ASM - _mesa_ppc_cpu_features &= ~PPC_FEATURE_HAS_ALTIVEC; -# endif -#endif -} diff --git a/src/mesa/ppc/common_ppc_features.h b/src/mesa/ppc/common_ppc_features.h deleted file mode 100644 index 9cde422d72d..00000000000 --- a/src/mesa/ppc/common_ppc_features.h +++ /dev/null @@ -1,54 +0,0 @@ -/* - * (C) Copyright IBM Corporation 2004 - * All Rights Reserved. - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * on the rights to use, copy, modify, merge, publish, distribute, sub - * license, and/or sell copies of the Software, and to permit persons to whom - * the Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice (including the next - * paragraph) shall be included in all copies or substantial portions of the - * Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL - * IBM AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM, - * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR - * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE - * USE OR OTHER DEALINGS IN THE SOFTWARE. - */ - -/** - * \file common_ppc_features.h - * Interface for determining which CPU features were detected. - * - * \author Ian Romanick <[email protected]> - */ - -#ifndef COMMON_PPC_FEATURES_H -#define COMMON_PPC_FEATURES_H - -#ifdef USE_PPC_ASM -#include <asm/cputable.h> - -extern unsigned long _mesa_ppc_cpu_features; - - -/* The PPC_FEATURE_* values come from asm/cputable.h. Should we define - * versions of them here if that file does not exist? This will only - * matter once these code paths are supported on non-Linux platforms. - */ - -#define cpu_has_64 ((_mesa_ppc_cpu_features & PPC_FEATURE_64) != 0) -#define cpu_has_vmx ((_mesa_ppc_cpu_features & PPC_FEATURE_HAS_ALTIVEC) != 0) -#define cpu_has_fpu ((_mesa_ppc_cpu_features & PPC_FEATURE_HAS_FPU) != 0) - -#endif /* USE_PPC_ASM */ - -extern void _mesa_init_all_ppc_transform_asm( void ); - -#endif /* COMMON_PPC_FEATURES_H */ |