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Improvements to the e200 RT port. 

git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@8507 35acf78f-673a-0410-8e92-d51de3d6d3f4
This commit is contained in:
Giovanni Di Sirio 2015-11-18 09:39:41 +00:00
parent 5f2b47e17b
commit da4c0dbaa0
18 changed files with 287 additions and 113 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

22
demos/SPC5/RT-SPC560B-EVB/Makefile
View File

@ -82,25 +82,31 @@ PROJECT = ch
# Imported source files and paths
CHIBIOS = ../../..
# Startup files.
include $(CHIBIOS)/os/common/ports/e200/compilers/GCC/mk/startup_spc560bxx.mk
# HAL-OSAL files (optional).
include $(CHIBIOS)/os/hal/hal.mk
include $(CHIBIOS)/os/hal/boards/ST_EVB_SPC560B/board.mk
include $(CHIBIOS)/os/hal/ports/SPC5/SPC560Bxx/platform.mk
include $(CHIBIOS)/os/hal/osal/rt/osal.mk
# RTOS files (optional).
include $(CHIBIOS)/os/rt/rt.mk
include $(CHIBIOS)/os/rt/ports/e200/compilers/GCC/mk/port_spc560bxx.mk
include $(CHIBIOS)/os/rt/ports/e200/compilers/GCC/mk/port.mk
# Other files (optional).
include $(CHIBIOS)/test/rt/test.mk
# Define linker script file here
LDSCRIPT= $(PORTLD)/SPC560B60.ld
LDSCRIPT= $(STARTUPLD)/SPC560B60.ld
# C sources here.
CSRC = $(PORTSRC) \
CSRC = $(STARTUPSRC) \
$(KERNSRC) \
$(TESTSRC) \
$(HALSRC) \
$(PORTSRC) \
$(OSALSRC) \
$(HALSRC) \
$(PLATFORMSRC) \
$(BOARDSRC) \
$(TESTSRC) \
$(CHIBIOS)/os/hal/lib/streams/memstreams.c \
$(CHIBIOS)/os/hal/lib/streams/chprintf.c \
$(CHIBIOS)/os/various/shell.c \
@ -110,10 +116,10 @@ CSRC = $(PORTSRC) \
CPPSRC =
# List ASM source files here
ASMSRC = $(PORTASM)
ASMSRC = $(STARTUPASM) $(PORTASM) $(OSALASM)
INCDIR = $(PORTINC) $(KERNINC) $(TESTINC) \
$(HALINC) $(OSALINC) $(PLATFORMINC) $(BOARDINC) \
INCDIR = $(STARTUPINC) $(KERNINC) $(PORTINC) $(OSALINC) \
$(HALINC) $(PLATFORMINC) $(BOARDINC) $(TESTINC) \
$(CHIBIOS)/os/hal/lib/streams $(CHIBIOS)/os/various
#

22
demos/SPC5/RT-SPC560D-EVB/Makefile
View File

@ -82,25 +82,31 @@ PROJECT = ch
# Imported source files and paths
CHIBIOS = ../../..
# Startup files.
include $(CHIBIOS)/os/common/ports/e200/compilers/GCC/mk/startup_spc560dxx.mk
# HAL-OSAL files (optional).
include $(CHIBIOS)/os/hal/hal.mk
include $(CHIBIOS)/os/hal/boards/ST_EVB_SPC560D/board.mk
include $(CHIBIOS)/os/hal/ports/SPC5/SPC560Dxx/platform.mk
include $(CHIBIOS)/os/hal/osal/rt/osal.mk
# RTOS files (optional).
include $(CHIBIOS)/os/rt/rt.mk
include $(CHIBIOS)/os/rt/ports/e200/compilers/GCC/mk/port_spc560dxx.mk
include $(CHIBIOS)/os/rt/ports/e200/compilers/GCC/mk/port.mk
# Other files (optional).
include $(CHIBIOS)/test/rt/test.mk
# Define linker script file here
LDSCRIPT= $(PORTLD)/SPC560D40.ld
LDSCRIPT= $(STARTUPLD)/SPC560D40.ld
# C sources here.
CSRC = $(PORTSRC) \
CSRC = $(STARTUPSRC) \
$(KERNSRC) \
$(TESTSRC) \
$(HALSRC) \
$(PORTSRC) \
$(OSALSRC) \
$(HALSRC) \
$(PLATFORMSRC) \
$(BOARDSRC) \
$(TESTSRC) \
$(CHIBIOS)/os/hal/lib/streams/memstreams.c \
$(CHIBIOS)/os/hal/lib/streams/chprintf.c \
$(CHIBIOS)/os/various/shell.c \
@ -110,10 +116,10 @@ CSRC = $(PORTSRC) \
CPPSRC =
# List ASM source files here
ASMSRC = $(PORTASM)
ASMSRC = $(STARTUPASM) $(PORTASM) $(OSALASM)
INCDIR = $(PORTINC) $(KERNINC) $(TESTINC) \
$(HALINC) $(OSALINC) $(PLATFORMINC) $(BOARDINC) \
INCDIR = $(STARTUPINC) $(KERNINC) $(PORTINC) $(OSALINC) \
$(HALINC) $(PLATFORMINC) $(BOARDINC) $(TESTINC) \
$(CHIBIOS)/os/hal/lib/streams $(CHIBIOS)/os/various
#

22
demos/SPC5/RT-SPC560P-EVB/Makefile
View File

@ -82,25 +82,31 @@ PROJECT = ch
# Imported source files and paths
CHIBIOS = ../../..
# Startup files.
include $(CHIBIOS)/os/common/ports/e200/compilers/GCC/mk/startup_spc560pxx.mk
# HAL-OSAL files (optional).
include $(CHIBIOS)/os/hal/hal.mk
include $(CHIBIOS)/os/hal/boards/ST_EVB_SPC560P/board.mk
include $(CHIBIOS)/os/hal/ports/SPC5/SPC560Pxx/platform.mk
include $(CHIBIOS)/os/hal/osal/rt/osal.mk
# RTOS files (optional).
include $(CHIBIOS)/os/rt/rt.mk
include $(CHIBIOS)/os/rt/ports/e200/compilers/GCC/mk/port_spc560pxx.mk
include $(CHIBIOS)/os/rt/ports/e200/compilers/GCC/mk/port.mk
# Other files (optional).
include $(CHIBIOS)/test/rt/test.mk
# Define linker script file here
LDSCRIPT= $(PORTLD)/SPC560P50.ld
LDSCRIPT= $(STARTUPLD)/SPC560P50.ld
# C sources here.
CSRC = $(PORTSRC) \
CSRC = $(STARTUPSRC) \
$(KERNSRC) \
$(TESTSRC) \
$(HALSRC) \
$(PORTSRC) \
$(OSALSRC) \
$(HALSRC) \
$(PLATFORMSRC) \
$(BOARDSRC) \
$(TESTSRC) \
$(CHIBIOS)/os/hal/lib/streams/memstreams.c \
$(CHIBIOS)/os/hal/lib/streams/chprintf.c \
$(CHIBIOS)/os/various/shell.c \
@ -110,10 +116,10 @@ CSRC = $(PORTSRC) \
CPPSRC =
# List ASM source files here
ASMSRC = $(PORTASM)
ASMSRC = $(STARTUPASM) $(PORTASM) $(OSALASM)
INCDIR = $(PORTINC) $(KERNINC) $(TESTINC) \
$(HALINC) $(OSALINC) $(PLATFORMINC) $(BOARDINC) \
INCDIR = $(STARTUPINC) $(KERNINC) $(PORTINC) $(OSALINC) \
$(HALINC) $(PLATFORMINC) $(BOARDINC) $(TESTINC) \
$(CHIBIOS)/os/hal/lib/streams $(CHIBIOS)/os/various
#

22
demos/SPC5/RT-SPC563M-EVB/Makefile
View File

@ -82,25 +82,31 @@ PROJECT = ch
# Imported source files and paths
CHIBIOS = ../../..
# Startup files.
include $(CHIBIOS)/os/common/ports/e200/compilers/GCC/mk/startup_spc563mxx.mk
# HAL-OSAL files (optional).
include $(CHIBIOS)/os/hal/hal.mk
include $(CHIBIOS)/os/hal/boards/ST_EVB_SPC563M/board.mk
include $(CHIBIOS)/os/hal/ports/SPC5/SPC563Mxx/platform.mk
include $(CHIBIOS)/os/hal/osal/rt/osal.mk
# RTOS files (optional).
include $(CHIBIOS)/os/rt/rt.mk
include $(CHIBIOS)/os/rt/ports/e200/compilers/GCC/mk/port_spc563mxx.mk
include $(CHIBIOS)/os/rt/ports/e200/compilers/GCC/mk/port.mk
# Other files (optional).
include $(CHIBIOS)/test/rt/test.mk
# Define linker script file here
LDSCRIPT= $(PORTLD)/SPC563M64.ld
LDSCRIPT= $(STARTUPLD)/SPC563M64.ld
# C sources here.
CSRC = $(PORTSRC) \
CSRC = $(STARTUPSRC) \
$(KERNSRC) \
$(TESTSRC) \
$(HALSRC) \
$(PORTSRC) \
$(OSALSRC) \
$(HALSRC) \
$(PLATFORMSRC) \
$(BOARDSRC) \
$(TESTSRC) \
$(CHIBIOS)/os/hal/lib/streams/memstreams.c \
$(CHIBIOS)/os/hal/lib/streams/chprintf.c \
$(CHIBIOS)/os/various/shell.c \
@ -110,10 +116,10 @@ CSRC = $(PORTSRC) \
CPPSRC =
# List ASM source files here
ASMSRC = $(PORTASM)
ASMSRC = $(STARTUPASM) $(PORTASM) $(OSALASM)
INCDIR = $(PORTINC) $(KERNINC) $(TESTINC) \
$(HALINC) $(OSALINC) $(PLATFORMINC) $(BOARDINC) \
INCDIR = $(STARTUPINC) $(KERNINC) $(PORTINC) $(OSALINC) \
$(HALINC) $(PLATFORMINC) $(BOARDINC) $(TESTINC) \
$(CHIBIOS)/os/hal/lib/streams $(CHIBIOS)/os/various
#

22
demos/SPC5/RT-SPC564A-EVB/Makefile
View File

@ -82,25 +82,31 @@ PROJECT = ch
# Imported source files and paths
CHIBIOS = ../../..
# Startup files.
include $(CHIBIOS)/os/common/ports/e200/compilers/GCC/mk/startup_spc564axx.mk
# HAL-OSAL files (optional).
include $(CHIBIOS)/os/hal/hal.mk
include $(CHIBIOS)/os/hal/boards/ST_EVB_SPC564A/board.mk
include $(CHIBIOS)/os/hal/ports/SPC5/SPC564Axx/platform.mk
include $(CHIBIOS)/os/hal/osal/rt/osal.mk
# RTOS files (optional).
include $(CHIBIOS)/os/rt/rt.mk
include $(CHIBIOS)/os/rt/ports/e200/compilers/GCC/mk/port_spc564axx.mk
include $(CHIBIOS)/os/rt/ports/e200/compilers/GCC/mk/port.mk
# Other files (optional).
include $(CHIBIOS)/test/rt/test.mk
# Define linker script file here
LDSCRIPT= $(PORTLD)/SPC564A80.ld
LDSCRIPT= $(STARTUPLD)/SPC564A80.ld
# C sources here.
CSRC = $(PORTSRC) \
CSRC = $(STARTUPSRC) \
$(KERNSRC) \
$(TESTSRC) \
$(HALSRC) \
$(PORTSRC) \
$(OSALSRC) \
$(HALSRC) \
$(PLATFORMSRC) \
$(BOARDSRC) \
$(TESTSRC) \
$(CHIBIOS)/os/hal/lib/streams/memstreams.c \
$(CHIBIOS)/os/hal/lib/streams/chprintf.c \
$(CHIBIOS)/os/various/shell.c \
@ -110,10 +116,10 @@ CSRC = $(PORTSRC) \
CPPSRC =
# List ASM source files here
ASMSRC = $(PORTASM)
ASMSRC = $(STARTUPASM) $(PORTASM) $(OSALASM)
INCDIR = $(PORTINC) $(KERNINC) $(TESTINC) \
$(HALINC) $(OSALINC) $(PLATFORMINC) $(BOARDINC) \
INCDIR = $(STARTUPINC) $(KERNINC) $(PORTINC) $(OSALINC) \
$(HALINC) $(PLATFORMINC) $(BOARDINC) $(TESTINC) \
$(CHIBIOS)/os/hal/lib/streams $(CHIBIOS)/os/various
#

24
demos/SPC5/RT-SPC56EC-EVB/Makefile
View File

@ -25,7 +25,7 @@ endif
# Linker extra options here.
ifeq ($(USE_LDOPT),)
USE_LDOPT =
USE_LDOPT =
endif
# Enable this if you want link time optimizations (LTO)
@ -82,25 +82,31 @@ PROJECT = ch
# Imported source files and paths
CHIBIOS = ../../..
# Startup files.
include $(CHIBIOS)/os/common/ports/e200/compilers/GCC/mk/startup_spc56ecxx.mk
# HAL-OSAL files (optional).
include $(CHIBIOS)/os/hal/hal.mk
include $(CHIBIOS)/os/hal/boards/ST_EVB_SPC56EC/board.mk
include $(CHIBIOS)/os/hal/ports/SPC5/SPC56ECxx/platform.mk
include $(CHIBIOS)/os/hal/osal/rt/osal.mk
# RTOS files (optional).
include $(CHIBIOS)/os/rt/rt.mk
include $(CHIBIOS)/os/rt/ports/e200/compilers/GCC/mk/port_spc56ecxx.mk
include $(CHIBIOS)/os/rt/ports/e200/compilers/GCC/mk/port.mk
# Other files (optional).
include $(CHIBIOS)/test/rt/test.mk
# Define linker script file here
LDSCRIPT= $(PORTLD)/SPC56EC74.ld
LDSCRIPT= $(STARTUPLD)/SPC56EC74.ld
# C sources here.
CSRC = $(PORTSRC) \
CSRC = $(STARTUPSRC) \
$(KERNSRC) \
$(TESTSRC) \
$(HALSRC) \
$(PORTSRC) \
$(OSALSRC) \
$(HALSRC) \
$(PLATFORMSRC) \
$(BOARDSRC) \
$(TESTSRC) \
$(CHIBIOS)/os/hal/lib/streams/memstreams.c \
$(CHIBIOS)/os/hal/lib/streams/chprintf.c \
$(CHIBIOS)/os/various/shell.c \
@ -110,10 +116,10 @@ CSRC = $(PORTSRC) \
CPPSRC =
# List ASM source files here
ASMSRC = $(PORTASM)
ASMSRC = $(STARTUPASM) $(PORTASM) $(OSALASM)
INCDIR = $(PORTINC) $(KERNINC) $(TESTINC) \
$(HALINC) $(OSALINC) $(PLATFORMINC) $(BOARDINC) \
INCDIR = $(STARTUPINC) $(KERNINC) $(PORTINC) $(OSALINC) \
$(HALINC) $(PLATFORMINC) $(BOARDINC) $(TESTINC) \
$(CHIBIOS)/os/hal/lib/streams $(CHIBIOS)/os/various
#

22
demos/SPC5/RT-SPC56EL-EVB/Makefile
View File

@ -82,25 +82,31 @@ PROJECT = ch
# Imported source files and paths
CHIBIOS = ../../..
# Startup files.
include $(CHIBIOS)/os/common/ports/e200/compilers/GCC/mk/startup_spc56elxx.mk
# HAL-OSAL files (optional).
include $(CHIBIOS)/os/hal/hal.mk
include $(CHIBIOS)/os/hal/boards/ST_EVB_SPC56EL/board.mk
include $(CHIBIOS)/os/hal/ports/SPC5/SPC56ELxx/platform.mk
include $(CHIBIOS)/os/hal/osal/rt/osal.mk
# RTOS files (optional).
include $(CHIBIOS)/os/rt/rt.mk
include $(CHIBIOS)/os/rt/ports/e200/compilers/GCC/mk/port_spc56elxx.mk
include $(CHIBIOS)/os/rt/ports/e200/compilers/GCC/mk/port.mk
# Other files (optional).
include $(CHIBIOS)/test/rt/test.mk
# Define linker script file here
LDSCRIPT= $(PORTLD)/SPC56EL60_LSM.ld
LDSCRIPT= $(STARTUPLD)/SPC56EL60_LSM.ld
# C sources here.
CSRC = $(PORTSRC) \
CSRC = $(STARTUPSRC) \
$(KERNSRC) \
$(TESTSRC) \
$(HALSRC) \
$(PORTSRC) \
$(OSALSRC) \
$(HALSRC) \
$(PLATFORMSRC) \
$(BOARDSRC) \
$(TESTSRC) \
$(CHIBIOS)/os/hal/lib/streams/memstreams.c \
$(CHIBIOS)/os/hal/lib/streams/chprintf.c \
$(CHIBIOS)/os/various/shell.c \
@ -110,10 +116,10 @@ CSRC = $(PORTSRC) \
CPPSRC =
# List ASM source files here
ASMSRC = $(PORTASM)
ASMSRC = $(STARTUPASM) $(PORTASM) $(OSALASM)
INCDIR = $(PORTINC) $(KERNINC) $(TESTINC) \
$(HALINC) $(OSALINC) $(PLATFORMINC) $(BOARDINC) \
INCDIR = $(STARTUPINC) $(KERNINC) $(PORTINC) $(OSALINC) \
$(HALINC) $(PLATFORMINC) $(BOARDINC) $(TESTINC) \
$(CHIBIOS)/os/hal/lib/streams $(CHIBIOS)/os/various
#

11
os/common/ports/e200/compilers/GCC/mk/startup_spc560bcxx.mk Normal file
View File

@ -0,0 +1,11 @@
# List of the ChibiOS e200z0 SPC560BCxx startup files.
STARTUPSRC =
STARTUPASM = $(CHIBIOS)/os/common/ports/e200/devices/SPC560BCxx/boot.s \
$(CHIBIOS)/os/common/ports/e200/compilers/GCC/vectors.s \
$(CHIBIOS)/os/common/ports/e200/compilers/GCC/crt0.s
STARTUPINC = ${CHIBIOS}/os/common/ports/e200/compilers/GCC \
${CHIBIOS}/os/common/ports/e200/devices/SPC560BCxx
STARTUPLD = ${CHIBIOS}/os/common/ports/e200/compilers/GCC/ld

11
os/common/ports/e200/compilers/GCC/mk/startup_spc560bxx.mk Normal file
View File

@ -0,0 +1,11 @@
# List of the ChibiOS e200z0 SPC560Bxx startup files.
STARTUPSRC =
STARTUPASM = $(CHIBIOS)/os/common/ports/e200/devices/SPC560Bxx/boot.s \
$(CHIBIOS)/os/common/ports/e200/compilers/GCC/vectors.s \
$(CHIBIOS)/os/common/ports/e200/compilers/GCC/crt0.s
STARTUPINC = ${CHIBIOS}/os/common/ports/e200/compilers/GCC \
${CHIBIOS}/os/common/ports/e200/devices/SPC560Bxx
STARTUPLD = ${CHIBIOS}/os/common/ports/e200/compilers/GCC/ld

11
os/common/ports/e200/compilers/GCC/mk/startup_spc560dxx.mk Normal file
View File

@ -0,0 +1,11 @@
# List of the ChibiOS e200z0 SPC560Dxx startup files.
STARTUPSRC =
STARTUPASM = $(CHIBIOS)/os/common/ports/e200/devices/SPC560Dxx/boot.s \
$(CHIBIOS)/os/common/ports/e200/compilers/GCC/vectors.s \
$(CHIBIOS)/os/common/ports/e200/compilers/GCC/crt0.s
STARTUPINC = ${CHIBIOS}/os/common/ports/e200/compilers/GCC \
${CHIBIOS}/os/common/ports/e200/devices/SPC560Dxx
STARTUPLD = ${CHIBIOS}/os/common/ports/e200/compilers/GCC/ld

11
os/common/ports/e200/compilers/GCC/mk/startup_spc560pxx.mk Normal file
View File

@ -0,0 +1,11 @@
# List of the ChibiOS e200z0 SPC560Pxx startup files.
STARTUPSRC =
STARTUPASM = $(CHIBIOS)/os/common/ports/e200/devices/SPC560Pxx/boot.s \
$(CHIBIOS)/os/common/ports/e200/compilers/GCC/vectors.s \
$(CHIBIOS)/os/common/ports/e200/compilers/GCC/crt0.s
STARTUPINC = ${CHIBIOS}/os/common/ports/e200/compilers/GCC \
${CHIBIOS}/os/common/ports/e200/devices/SPC560Pxx
STARTUPLD = ${CHIBIOS}/os/common/ports/e200/compilers/GCC/ld

11
os/common/ports/e200/compilers/GCC/mk/startup_spc563mxx.mk Normal file
View File

@ -0,0 +1,11 @@
# List of the ChibiOS e200z3 SPC563Mxx startup files.
STARTUPSRC =
STARTUPASM = $(CHIBIOS)/os/common/ports/e200/devices/SPC563Mxx/boot.s \
$(CHIBIOS)/os/common/ports/e200/compilers/GCC/vectors.s \
$(CHIBIOS)/os/common/ports/e200/compilers/GCC/crt0.s
STARTUPINC = ${CHIBIOS}/os/common/ports/e200/compilers/GCC \
${CHIBIOS}/os/common/ports/e200/devices/SPC563Mxx
STARTUPLD = ${CHIBIOS}/os/common/ports/e200/compilers/GCC/ld

11
os/common/ports/e200/compilers/GCC/mk/startup_spc564axx.mk Normal file
View File

@ -0,0 +1,11 @@
# List of the ChibiOS e200z4 SPC564Axx startup files.
STARTUPSRC =
STARTUPASM = $(CHIBIOS)/os/common/ports/e200/devices/SPC564Axx/boot.s \
$(CHIBIOS)/os/common/ports/e200/compilers/GCC/vectors.s \
$(CHIBIOS)/os/common/ports/e200/compilers/GCC/crt0.s
STARTUPINC = ${CHIBIOS}/os/common/ports/e200/compilers/GCC \
${CHIBIOS}/os/common/ports/e200/devices/SPC564Axx
STARTUPLD = ${CHIBIOS}/os/common/ports/e200/compilers/GCC/ld

11
os/common/ports/e200/compilers/GCC/mk/startup_spc56ecxx.mk Normal file
View File

@ -0,0 +1,11 @@
# List of the ChibiOS e200z4 SPC56ECxx startup files.
STARTUPSRC =
STARTUPASM = $(CHIBIOS)/os/common/ports/e200/devices/SPC56ECxx/boot.s \
$(CHIBIOS)/os/common/ports/e200/compilers/GCC/vectors.s \
$(CHIBIOS)/os/common/ports/e200/compilers/GCC/crt0.s
STARTUPINC = ${CHIBIOS}/os/common/ports/e200/compilers/GCC \
${CHIBIOS}/os/common/ports/e200/devices/SPC56ECxx
STARTUPLD = ${CHIBIOS}/os/common/ports/e200/compilers/GCC/ld

11
os/common/ports/e200/compilers/GCC/mk/startup_spc56elxx.mk Normal file
View File

@ -0,0 +1,11 @@
# List of the ChibiOS e200z4 SPC56ELxx startup files.
STARTUPSRC =
STARTUPASM = $(CHIBIOS)/os/common/ports/e200/devices/SPC56ELxx/boot.s \
$(CHIBIOS)/os/common/ports/e200/compilers/GCC/vectors.s \
$(CHIBIOS)/os/common/ports/e200/compilers/GCC/crt0.s
STARTUPINC = ${CHIBIOS}/os/common/ports/e200/compilers/GCC \
${CHIBIOS}/os/common/ports/e200/devices/SPC56ELxx
STARTUPLD = ${CHIBIOS}/os/common/ports/e200/compilers/GCC/ld

57
os/rt/ports/e200/chcore.c
View File

@ -18,8 +18,8 @@
*/
/**
* @file PPC/chcore.c
* @brief PowerPC architecture port code.
* @file e200/chcore.c
* @brief Power e200 port code.
*
* @addtogroup PPC_CORE
* @{
@ -51,57 +51,4 @@
/* Module exported functions. */
/*===========================================================================*/
/**
* @brief Performs a context switch between two threads.
* @details This is the most critical code in any port, this function
* is responsible for the context switch between 2 threads.
* @note The implementation of this code affects <b>directly</b> the context
* switch performance so optimize here as much as you can.
*/
#if !defined(__DOXYGEN__)
__attribute__((naked))
#endif
void port_dummy1(void) {
asm (".global _port_switch");
asm ("_port_switch:");
asm ("subi %sp, %sp, 80"); /* Size of the intctx structure. */
asm ("mflr %r0");
asm ("stw %r0, 84(%sp)"); /* LR into the caller frame. */
asm ("mfcr %r0");
asm ("stw %r0, 0(%sp)"); /* CR. */
asm ("stmw %r14, 4(%sp)"); /* GPR14...GPR31. */
asm ("stw %sp, 12(%r4)"); /* Store swapped-out stack. */
asm ("lwz %sp, 12(%r3)"); /* Load swapped-in stack. */
asm ("lmw %r14, 4(%sp)"); /* GPR14...GPR31. */
asm ("lwz %r0, 0(%sp)"); /* CR. */
asm ("mtcr %r0");
asm ("lwz %r0, 84(%sp)"); /* LR from the caller frame. */
asm ("mtlr %r0");
asm ("addi %sp, %sp, 80"); /* Size of the intctx structure. */
asm ("blr");
}
/**
* @brief Start a thread by invoking its work function.
* @details If the work function returns @p chThdExit() is automatically
* invoked.
*/
#if !defined(__DOXYGEN__)
__attribute__((naked))
#endif
void port_dummy2(void) {
asm (".global _port_thread_start");
asm ("_port_thread_start:");
chSysUnlock();
asm ("mr %r3, %r31"); /* Thread parameter. */
asm ("mtctr %r30");
asm ("bctrl"); /* Invoke thread function. */
asm ("li %r0, 0"); /* MSG_OK. */
asm ("bl chThdExit"); /* Thread termination on exit. */
}
/** @} */

2
os/rt/ports/e200/chcore.h
View File

@ -19,7 +19,7 @@
/**
* @file PPC/chcore.h
* @brief PowerPC architecture port macros and structures.
* @brief Power e200 port macros and structures.
*
* @addtogroup PPC_CORE
* @{

97
os/rt/ports/e200/compilers/GCC/chcoreasm.s Normal file
View File

@ -0,0 +1,97 @@
/*
ChibiOS - Copyright (C) 2006..2015 Giovanni Di Sirio.
This file is part of ChibiOS.
ChibiOS is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
ChibiOS is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
/**
* @file e200/compilers/GCC/chcoreasm.s
* @brief Power Architecture port low level code.
*
* @addtogroup PPC_GCC_CORE
* @{
*/
/*===========================================================================*/
/* Module constants. */
/*===========================================================================*/
#if !defined(FALSE) || defined(__DOXYGEN__)
#define FALSE 0
#endif
#if !defined(TRUE) || defined(__DOXYGEN__)
#define TRUE 1
#endif
/*===========================================================================*/
/* Code section. */
/*===========================================================================*/
#define _FROM_ASM_
#include "chconf.h"
#include "chcore.h"
#if !defined(__DOXYGEN__)
#if PPC_USE_VLE == TRUE
.section .text_vle, "ax"
#else
.section .text, "ax"
#endif
.align 2
.globl _port_switch
.type _port_switch, @function
_port_switch:
subi %sp, %sp, 80
mflr %r0
stw %r0, 84(%sp)
mfcr %r0
stw %r0, 0(%sp)
stmw %r14, 4(%sp)
stw %sp, 12(%r4)
lwz %sp, 12(%r3)
lmw %r14, 4(%sp)
lwz %r0, 0(%sp)
mtcr %r0
lwz %r0, 84(%sp)
mtlr %r0
addi %sp, %sp, 80
blr
.align 2
.globl _port_thread_start
.type _port_thread_start, @function
_port_thread_start:
#if CH_DBG_SYSTEM_STATE_CHECK
bl _dbg_check_unlock
#endif
#if CH_DBG_STATISTICS
bl _stats_stop_measure_crit_thd
#endif
wrteei 1
mr %r3, %r31
mtctr %r30
bctrl
li %r0, 0
bl chThdExit
#endif /* !defined(__DOXYGEN__) */
/** @} */