Index: arch/ia32/Makefile.inc =================================================================== --- arch/ia32/Makefile.inc (revision c4a5207f05f8398ffc6519019a44b3e5275c72fc) +++ arch/ia32/Makefile.inc (revision 0ca6faab9890ef6efb2b277aba7b8ab51cb5ba17) @@ -45,5 +45,6 @@ arch/drivers/i8259.c \ arch/drivers/ega.c \ - arch/boot/boot.S + arch/boot/boot.S \ + arch/fpu_context.c Index: arch/ia32/src/context.s =================================================================== --- arch/ia32/src/context.s (revision c4a5207f05f8398ffc6519019a44b3e5275c72fc) +++ arch/ia32/src/context.s (revision 0ca6faab9890ef6efb2b277aba7b8ab51cb5ba17) @@ -80,22 +80,2 @@ -fpu_context_save: - ret - -fpu_context_restore: - ret - -fpu_lazy_context_save: - pushl %eax - mov 8(%esp),%eax - fxsave (%eax) - popl %eax - ret - -fpu_lazy_context_restore: - pushl %eax - mov 8(%esp),%eax - fxrstor (%eax) - popl %eax - ret - Index: arch/ia32/src/fpu_context.c =================================================================== --- arch/ia32/src/fpu_context.c (revision 0ca6faab9890ef6efb2b277aba7b8ab51cb5ba17) +++ arch/ia32/src/fpu_context.c (revision 0ca6faab9890ef6efb2b277aba7b8ab51cb5ba17) @@ -0,0 +1,63 @@ +/* +# +# Copyright (C) 2005 Jakub Vana +# All rights reserved. +# +# Redistribution and use in source and binary forms, with or without +# modification, are permitted provided that the following conditions +# are met: +# +# - Redistributions of source code must retain the above copyright +# notice, this list of conditions and the following disclaimer. +# - Redistributions in binary form must reproduce the above copyright +# notice, this list of conditions and the following disclaimer in the +# documentation and/or other materials provided with the distribution. +# - The name of the author may not be used to endorse or promote products +# derived from this software without specific prior written permission. +# +# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR +# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES +# OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. +# IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, +# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT +# NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF +# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +# +*/ + +#include + +void fpu_context_save(void) +{ +} + + +void fpu_context_restore() +{ +} + + +void fpu_lazy_context_save() +{ +/* + pushl %eax + mov 8(%esp),%eax + fxsave (%eax) + popl %eax + ret +*/ +} + +void fpu_lazy_context_restore() +{ +/* + pushl %eax + mov 8(%esp),%eax + fxrstor (%eax) + popl %eax + ret +*/ +} Index: arch/ia32/src/proc/scheduler.c =================================================================== --- arch/ia32/src/proc/scheduler.c (revision c4a5207f05f8398ffc6519019a44b3e5275c72fc) +++ arch/ia32/src/proc/scheduler.c (revision 0ca6faab9890ef6efb2b277aba7b8ab51cb5ba17) @@ -32,5 +32,5 @@ #include -void before_thread_runs(void) +void before_thread_runs_arch(void) { CPU->arch.tss->esp0 = (__address) &THREAD->kstack[THREAD_STACK_SIZE-8]; Index: arch/ia64/Makefile.inc =================================================================== --- arch/ia64/Makefile.inc (revision c4a5207f05f8398ffc6519019a44b3e5275c72fc) +++ arch/ia64/Makefile.inc (revision 0ca6faab9890ef6efb2b277aba7b8ab51cb5ba17) @@ -19,4 +19,7 @@ arch/fake.s \ arch/putchar.c \ - arch/context.S \ - arch/ia64.c + arch/ia64.c \ + arch/fpu_context.c + arch/context.S + + Index: arch/ia64/src/fake.s =================================================================== --- arch/ia64/src/fake.s (revision c4a5207f05f8398ffc6519019a44b3e5275c72fc) +++ arch/ia64/src/fake.s (revision 0ca6faab9890ef6efb2b277aba7b8ab51cb5ba17) @@ -32,5 +32,5 @@ .global asm_delay_loop .global userspace -.global before_thread_runs +.global before_thread_runs_arch .global arch_late_init .global arch_post_mm_init @@ -50,5 +50,5 @@ .global panic -before_thread_runs: +before_thread_runs_arch: userspace: calibrate_delay_loop: Index: arch/ia64/src/fpu_context.c =================================================================== --- arch/ia64/src/fpu_context.c (revision 0ca6faab9890ef6efb2b277aba7b8ab51cb5ba17) +++ arch/ia64/src/fpu_context.c (revision 0ca6faab9890ef6efb2b277aba7b8ab51cb5ba17) @@ -0,0 +1,63 @@ +/* +# +# Copyright (C) 2005 Jakub Vana +# All rights reserved. +# +# Redistribution and use in source and binary forms, with or without +# modification, are permitted provided that the following conditions +# are met: +# +# - Redistributions of source code must retain the above copyright +# notice, this list of conditions and the following disclaimer. +# - Redistributions in binary form must reproduce the above copyright +# notice, this list of conditions and the following disclaimer in the +# documentation and/or other materials provided with the distribution. +# - The name of the author may not be used to endorse or promote products +# derived from this software without specific prior written permission. +# +# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR +# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES +# OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. +# IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, +# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT +# NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF +# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +# +*/ + +#include + +void fpu_context_save(void) +{ +} + + +void fpu_context_restore() +{ +} + + +void fpu_lazy_context_save() +{ +/* + pushl %eax + mov 8(%esp),%eax + fxsave (%eax) + popl %eax + ret +*/ +} + +void fpu_lazy_context_restore() +{ +/* + pushl %eax + mov 8(%esp),%eax + fxrstor (%eax) + popl %eax + ret +*/ +} Index: arch/mips/Makefile.inc =================================================================== --- arch/mips/Makefile.inc (revision c4a5207f05f8398ffc6519019a44b3e5275c72fc) +++ arch/mips/Makefile.inc (revision 0ca6faab9890ef6efb2b277aba7b8ab51cb5ba17) @@ -31,3 +31,4 @@ arch/mm/frame.c \ arch/mm/page.c \ - arch/mm/tlb.c + arch/mm/tlb.c \ + arch/fpu_context.c Index: arch/mips/src/fake.s =================================================================== --- arch/mips/src/fake.s (revision c4a5207f05f8398ffc6519019a44b3e5275c72fc) +++ arch/mips/src/fake.s (revision 0ca6faab9890ef6efb2b277aba7b8ab51cb5ba17) @@ -33,7 +33,7 @@ .global asm_delay_loop .global userspace -.global before_thread_runs +.global _before_thread_runs_arch -before_thread_runs: +before_thread_runs_arch: userspace: calibrate_delay_loop: Index: arch/mips/src/fpu_context.c =================================================================== --- arch/mips/src/fpu_context.c (revision 0ca6faab9890ef6efb2b277aba7b8ab51cb5ba17) +++ arch/mips/src/fpu_context.c (revision 0ca6faab9890ef6efb2b277aba7b8ab51cb5ba17) @@ -0,0 +1,63 @@ +/* +# +# Copyright (C) 2005 Jakub Vana +# All rights reserved. +# +# Redistribution and use in source and binary forms, with or without +# modification, are permitted provided that the following conditions +# are met: +# +# - Redistributions of source code must retain the above copyright +# notice, this list of conditions and the following disclaimer. +# - Redistributions in binary form must reproduce the above copyright +# notice, this list of conditions and the following disclaimer in the +# documentation and/or other materials provided with the distribution. +# - The name of the author may not be used to endorse or promote products +# derived from this software without specific prior written permission. +# +# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR +# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES +# OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. +# IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, +# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT +# NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF +# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +# +*/ + +#include + +void fpu_context_save(void) +{ +} + + +void fpu_context_restore() +{ +} + + +void fpu_lazy_context_save() +{ +/* + pushl %eax + mov 8(%esp),%eax + fxsave (%eax) + popl %eax + ret +*/ +} + +void fpu_lazy_context_restore() +{ +/* + pushl %eax + mov 8(%esp),%eax + fxrstor (%eax) + popl %eax + ret +*/ +} Index: arch/powerpc/Makefile.inc =================================================================== --- arch/powerpc/Makefile.inc (revision c4a5207f05f8398ffc6519019a44b3e5275c72fc) +++ arch/powerpc/Makefile.inc (revision 0ca6faab9890ef6efb2b277aba7b8ab51cb5ba17) @@ -12,3 +12,4 @@ arch_sources= \ - arch/powerpc.c + arch/powerpc.c \ + arch/fpu_context.c Index: arch/powerpc/src/fpu_context.c =================================================================== --- arch/powerpc/src/fpu_context.c (revision 0ca6faab9890ef6efb2b277aba7b8ab51cb5ba17) +++ arch/powerpc/src/fpu_context.c (revision 0ca6faab9890ef6efb2b277aba7b8ab51cb5ba17) @@ -0,0 +1,63 @@ +/* +# +# Copyright (C) 2005 Jakub Vana +# All rights reserved. +# +# Redistribution and use in source and binary forms, with or without +# modification, are permitted provided that the following conditions +# are met: +# +# - Redistributions of source code must retain the above copyright +# notice, this list of conditions and the following disclaimer. +# - Redistributions in binary form must reproduce the above copyright +# notice, this list of conditions and the following disclaimer in the +# documentation and/or other materials provided with the distribution. +# - The name of the author may not be used to endorse or promote products +# derived from this software without specific prior written permission. +# +# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR +# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES +# OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. +# IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, +# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT +# NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF +# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +# +*/ + +#include + +void fpu_context_save(void) +{ +} + + +void fpu_context_restore() +{ +} + + +void fpu_lazy_context_save() +{ +/* + pushl %eax + mov 8(%esp),%eax + fxsave (%eax) + popl %eax + ret +*/ +} + +void fpu_lazy_context_restore() +{ +/* + pushl %eax + mov 8(%esp),%eax + fxrstor (%eax) + popl %eax + ret +*/ +}