RIOT/cpu/native/tramp.S

/*
 * Copyright (C) 2014 Ludwig Ortmann
 *
 * This file is subject to the terms and conditions of the GNU Lesser General
 * Public License. See the file LICENSE in the top level directory for more
 * details.
 */

.text

#ifdef __MACH__
.globl __native_sig_leave_tramp
__native_sig_leave_tramp:
    pushl __native_saved_eip
    pushfl
    pushal

    pushl __native_isr_ctx
    pushl __native_cur_ctx
    call _swapcontext
    addl $8, %esp

    call _eINT

    movl $0x0, __native_in_isr
    popal
    popfl

    ret
#else
.extern $_native_saved_eip
.extern $_native_isr_ctx
.extern $_native_cur_ctx
.extern $_native_in_isr

.globl _native_sig_leave_tramp

_native_sig_leave_tramp:
    pushl _native_saved_eip
    pushfl
    pushal

    pushl _native_isr_ctx
    pushl _native_cur_ctx
    call swapcontext
    addl $8, %esp

    call eINT

    movl $0x0, _native_in_isr
    popal
    popfl

    ret
#endif
native/tramp.S: add missing license header 2014-05-15 17:45:52 +02:00			`/*`
			`* Copyright (C) 2014 Ludwig Ortmann`
			`*`
			`* This file is subject to the terms and conditions of the GNU Lesser General`
			`* Public License. See the file LICENSE in the top level directory for more`
			`* details.`
			`*/`

interrupt handling rewrite (including uart0 integration, rt-extension removal) 2013-05-14 18:31:47 +02:00			`.text`

inital OSX support for native port 2013-05-15 17:45:43 +02:00			`#ifdef __MACH__`
			`.globl __native_sig_leave_tramp`
			`__native_sig_leave_tramp:`
fix signal trampoline save and use the program counter on stack removes race condition in trampoline also push/pop full memory words explicitly 2014-01-20 22:25:52 +01:00			`pushl __native_saved_eip`
			`pushfl`
			`pushal`
inital OSX support for native port 2013-05-15 17:45:43 +02:00
fix signal handler context switch 2013-10-16 15:33:04 +02:00			`pushl __native_isr_ctx`
			`pushl __native_cur_ctx`
inital OSX support for native port 2013-05-15 17:45:43 +02:00			`call _swapcontext`
fix signal handler context switch 2013-10-16 15:33:04 +02:00			`addl $8, %esp`
inital OSX support for native port 2013-05-15 17:45:43 +02:00
osx fixes 2014-01-21 12:22:55 +01:00			`call _eINT`

fix signal handler context switch 2013-10-16 15:33:04 +02:00			`movl $0x0, __native_in_isr`
fix signal trampoline save and use the program counter on stack removes race condition in trampoline also push/pop full memory words explicitly 2014-01-20 22:25:52 +01:00			`popal`
			`popfl`
inital OSX support for native port 2013-05-15 17:45:43 +02:00
native/tramp.S: use ret instead of manual return 2014-05-15 11:34:54 +02:00			`ret`
inital OSX support for native port 2013-05-15 17:45:43 +02:00			`#else`
interrupt handling rewrite (including uart0 integration, rt-extension removal) 2013-05-14 18:31:47 +02:00			`.extern $_native_saved_eip`
			`.extern $_native_isr_ctx`
			`.extern $_native_cur_ctx`
			`.extern $_native_in_isr`

			`.globl _native_sig_leave_tramp`

			`_native_sig_leave_tramp:`
fix signal trampoline save and use the program counter on stack removes race condition in trampoline also push/pop full memory words explicitly 2014-01-20 22:25:52 +01:00			`pushl _native_saved_eip`
			`pushfl`
			`pushal`
interrupt handling rewrite (including uart0 integration, rt-extension removal) 2013-05-14 18:31:47 +02:00
fix signal handler context switch 2013-10-16 15:33:04 +02:00			`pushl _native_isr_ctx`
			`pushl _native_cur_ctx`
interrupt handling rewrite (including uart0 integration, rt-extension removal) 2013-05-14 18:31:47 +02:00			`call swapcontext`
fix signal handler context switch 2013-10-16 15:33:04 +02:00			`addl $8, %esp`
interrupt handling rewrite (including uart0 integration, rt-extension removal) 2013-05-14 18:31:47 +02:00
disable interrupts for sighnd ctx switch 2013-11-08 13:14:44 +01:00			`call eINT`

fix signal handler context switch 2013-10-16 15:33:04 +02:00			`movl $0x0, _native_in_isr`
fix signal trampoline save and use the program counter on stack removes race condition in trampoline also push/pop full memory words explicitly 2014-01-20 22:25:52 +01:00			`popal`
			`popfl`
interrupt handling rewrite (including uart0 integration, rt-extension removal) 2013-05-14 18:31:47 +02:00
native/tramp.S: use ret instead of manual return 2014-05-15 11:34:54 +02:00			`ret`
inital OSX support for native port 2013-05-15 17:45:43 +02:00			`#endif`