git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@146 35acf78f-673a-0410-8e92-d51de3d6d3f4
gdisirio
parent
d34507ec44
commit
2c91f58d0f
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@ -79,7 +79,7 @@ ASRC = ../../ports/ARM7-LPC214x/GCC/chcore.c \
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TSRC =
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TSRC =
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# List ASM source files here
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# List ASM source files here
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ASMSRC = ../../ports/ARM7-LPC214x/GCC/crt0.s ../../ports/ARM7-LPC214x/GCC/chcore2.s
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ASMSRC = ../../ports/ARM7-LPC214x/GCC/crt0.s
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# List all user directories here
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# List all user directories here
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UINCDIR = ../../src/include ../../src/lib ../../ports/ARM7-LPC214x/GCC
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UINCDIR = ../../src/include ../../src/lib ../../ports/ARM7-LPC214x/GCC
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@ -79,7 +79,7 @@ TSRC = ../../ports/ARM7-LPC214x/GCC/chcore.c \
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board.c buzzer.c mmcsd.c main.c
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board.c buzzer.c mmcsd.c main.c
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# List ASM source files here
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# List ASM source files here
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ASMSRC = ../../ports/ARM7-LPC214x/GCC/crt0.s ../../ports/ARM7-LPC214x/GCC/chcore2.s
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ASMSRC = ../../ports/ARM7-LPC214x/GCC/crt0.s
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# List all user directories here
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# List all user directories here
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UINCDIR = ../../src/include ../../src/lib ../../ports/ARM7-LPC214x/GCC
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UINCDIR = ../../src/include ../../src/lib ../../ports/ARM7-LPC214x/GCC
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@ -33,6 +33,67 @@ void _IdleThread(void *p) {
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}
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}
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}
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}
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#ifdef THUMB
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void chSysLock(void) {
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asm(".p2align 2,, \n\t" \
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"mov r0, pc \n\t" \
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"bx r0 \n\t" \
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".code 32 \n\t" \
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"msr CPSR_c, #0x9F \n\t" \
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"bx lr \n\t");
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}
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void chSysUnlock(void) {
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asm(".p2align 2,, \n\t" \
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"mov r0, pc \n\t" \
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"bx r0 \n\t" \
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".code 32 \n\t" \
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"msr CPSR_c, #0x1F \n\t" \
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"bx lr \n\t");
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}
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#endif
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void chSysSwitchI(Context *oldp, Context *newp) {
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#ifdef CH_CURRP_REGISTER_CACHE
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#ifdef THUMB
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asm(".p2align 2,, \n\t" \
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"mov r2, pc \n\t" \
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"bx r2 \n\t" \
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".code 32 \n\t" \
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"stmfd sp!, {r4, r5, r6, r8, r9, r10, r11, lr} \n\t" \
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"str sp, [r0, #0] \n\t" \
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"ldr sp, [r1, #0] \n\t" \
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"ldmfd sp!, {r4, r5, r6, r8, r9, r10, r11, lr} \n\t" \
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"bx lr \n\t");
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#else /* !THUMB */
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asm("stmfd sp!, {r4, r5, r6, r8, r9, r10, r11, lr} \n\t" \
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"str sp, [r0, #0] \n\t" \
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"ldr sp, [r1, #0] \n\t" \
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"ldmfd sp!, {r4, r5, r6, r8, r9, r10, r11, pc} \n\t");
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#endif /* !THUMB */
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#else /* !CH_CURRP_REGISTER_CACHE */
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#ifdef THUMB
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asm(".p2align 2,, \n\t" \
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"mov r2, pc \n\t" \
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"bx r2 \n\t" \
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".code 32 \n\t" \
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"stmfd sp!, {r4, r5, r6, r7, r8, r9, r10, r11, lr} \n\t" \
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"str sp, [r0, #0] \n\t" \
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"ldr sp, [r1, #0] \n\t" \
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"ldmfd sp!, {r4, r5, r6, r7, r8, r9, r10, r11, lr} \n\t" \
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"bx lr \n\t");
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#else /* !THUMB */
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asm("stmfd sp!, {r4, r5, r6, r7, r8, r9, r10, r11, lr} \n\t" \
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"str sp, [r0, #0] \n\t" \
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"ldr sp, [r1, #0] \n\t" \
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"ldmfd sp!, {r4, r5, r6, r7, r8, r9, r10, r11, pc} \n\t");
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#endif /* !THUMB */
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#endif /* !CH_CURRP_REGISTER_CACHE */
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}
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/*
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/*
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* System console message (not implemented).
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* System console message (not implemented).
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*/
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*/
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@ -1,72 +0,0 @@
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/*
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ChibiOS/RT - Copyright (C) 2006-2007 Giovanni Di Sirio.
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This file is part of ChibiOS/RT.
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ChibiOS/RT is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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ChibiOS/RT is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <chconf.h>
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.set MODE_USR, 0x10
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.set MODE_FIQ, 0x11
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.set MODE_IRQ, 0x12
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.set MODE_SVC, 0x13
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.set MODE_ABT, 0x17
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.set MODE_UND, 0x1B
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.set MODE_SYS, 0x1F
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.equ I_BIT, 0x80
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.equ F_BIT, 0x40
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.text
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.code 32
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#ifdef THUMB
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.balign 16
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.globl chSysLock
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chSysLock:
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msr CPSR_c, #MODE_SYS | I_BIT
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bx lr
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.globl chSysUnlock
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chSysUnlock:
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msr CPSR_c, #MODE_SYS
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bx lr
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#endif
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.balign 16
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.globl chSysSwitchI
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chSysSwitchI:
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#ifdef CH_CURRP_REGISTER_CACHE
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stmfd sp!, {r4, r5, r6, r8, r9, r10, r11, lr}
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str sp, [r0, #0]
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ldr sp, [r1, #0]
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#ifdef THUMB
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ldmfd sp!, {r4, r5, r6, r8, r9, r10, r11, lr}
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bx lr
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#else
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ldmfd sp!, {r4, r5, r6, r8, r9, r10, r11, pc}
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#endif
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#else
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stmfd sp!, {r4, r5, r6, r7, r8, r9, r10, r11, lr}
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str sp, [r0, #0]
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ldr sp, [r1, #0]
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#ifdef THUMB
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ldmfd sp!, {r4, r5, r6, r7, r8, r9, r10, r11, lr}
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bx lr
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#else
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ldmfd sp!, {r4, r5, r6, r7, r8, r9, r10, r11, pc}
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#endif
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#endif /* CH_CURRP_REGISTER_CACHE */
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@ -55,8 +55,8 @@ AVR-AT90CANx-GCC - Port on AVR AT90CAN128, not complete yet.
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effects on the measurement.
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effects on the measurement.
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- IRQ entry/exit code is now encapsulated into two new macros, see chcore.h
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- IRQ entry/exit code is now encapsulated into two new macros, see chcore.h
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for details.
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for details.
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- Most of the asm code previously in chcore2.s is now inline asm code in
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- All the asm code previously in chcore2.s is now inline asm code in chcore.c
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chcore.c (ARM port).
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(ARM port).
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- Moved all the board specific definitions/code into two new files: board.c
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- Moved all the board specific definitions/code into two new files: board.c
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and board.h. Moved all the files no more board-dependent under ports/
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and board.h. Moved all the files no more board-dependent under ports/
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(ARM port).
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(ARM port).
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