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cpu/mips: Integrate better with RIOT newlib layer (v2) #6892

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Merged
jnohlgard merged 8 commits into from
Jul 19, 2017
Merged

cpu/mips: Integrate better with RIOT newlib layer (v2) #6892

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14ec523
cpu/mips: Integrate better with RIOT newlib layer
Feb 22, 2017
b59a9cb
cpu/mips32r2_common: Use GCC for assembler files if TOOLCHAIN=llvm
Mar 1, 2017
91d930c
cpu/mips32r2_common: ifdef __attribute__((optimize))
Mar 1, 2017
9d736dc
cpu/mips32r2: Add UHI sycalls implementation.
Apr 7, 2017
6c54360
makefiles: Don't link libnosys for mips and put back -fdata-sections
Apr 7, 2017
7b824fe
sys/newlib: Allow building default syscall implementation for mips
Apr 7, 2017
af70c08
mips: Clean-up makefiles
Apr 10, 2017
54eb49a
mips: syscalls: supress ccpcheck error
Jul 17, 2017
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3 changes: 2 additions & 1 deletion boards/mips-malta/Makefile.include
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Original file line number Diff line number Diff line change
@@ -1,4 +1,5 @@
export CPU = mips32r2_common
export INCLUDES += -I$(RIOTBOARD)/$(BOARD)/include/
export USE_HARD_FLOAT = 1
#export USE_HARD_FLOAT = 1
export USE_DSP = 1
export USE_UHI_SYSCALLS = 1
10 changes: 0 additions & 10 deletions boards/mips-malta/include/periph_conf.h
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Expand Up @@ -41,16 +41,6 @@ extern "C" {
*/
#define UART_NUMOF (0)

/**
* @brief Enable DSP context save + restore.
*/
#define MIPS_DSP (1)

/**
* @brief Enable FPU context save + restore.
*/
#define MIPS_HARD_FLOAT (1)

#ifdef __cplusplus
}
#endif
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3 changes: 2 additions & 1 deletion boards/pic32-clicker/Makefile.include
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Original file line number Diff line number Diff line change
@@ -1,4 +1,5 @@
export CPU = mips_pic32mx
export CPU_MODEL=p32mx470f512h
export INCLUDES += -I$(RIOTBOARD)/$(BOARD)/include/
export APPDEPS += $(RIOTCPU)/$(CPU)/$(CPU_MODEL)/$(CPU_MODEL).S
export APPDEPS += $(RIOTCPU)/$(CPU)/$(CPU_MODEL)/$(CPU_MODEL).S
export USE_UHI_SYSCALLS = 1
1 change: 1 addition & 0 deletions boards/pic32-wifire/Makefile.include
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Original file line number Diff line number Diff line change
Expand Up @@ -2,3 +2,4 @@ export CPU = mips_pic32mz
export CPU_MODEL=p32mz2048efg100
export INCLUDES += -I$(RIOTBOARD)/$(BOARD)/include/
export APPDEPS += $(RIOTCPU)/$(CPU)/$(CPU_MODEL)/$(CPU_MODEL).S
export USE_UHI_SYSCALLS = 1
2 changes: 1 addition & 1 deletion cpu/mips32r2_common/Makefile
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Original file line number Diff line number Diff line change
@@ -1,4 +1,4 @@
MODULE = cpu
DIRS = periph
DIRS = periph newlib_syscalls_mips_uhi

include $(RIOTBASE)/Makefile.base
12 changes: 11 additions & 1 deletion cpu/mips32r2_common/Makefile.include
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Expand Up @@ -4,5 +4,15 @@ export APP_START=0x80000000

include $(RIOTMAKE)/arch/mips.inc.mk

export LINKFLAGS += -Tuhi32.ld
export USEMODULE += periph
export USEMODULE += newlib

ifeq ($(USE_UHI_SYSCALLS),1)
#Use UHI to handle syscalls
export LINKFLAGS += -luhi -Tuhi32.ld
export USEMODULE += newlib_syscalls_mips_uhi
else
#Use RIOT to handle syscalls (default)
export LINKFLAGS += -Tuhi32.ld
export USEMODULE += newlib_syscalls_default
endif
4 changes: 0 additions & 4 deletions cpu/mips32r2_common/cpu.c
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Original file line number Diff line number Diff line change
Expand Up @@ -60,10 +60,6 @@ void mips_start(void)
{
board_init();

#if MODULE_NEWLIB
#error "This Port is designed to work with the (newlib) C library provided with the mips sdk toolchain"
#endif

/* kernel_init */
kernel_init();
}
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1 change: 1 addition & 0 deletions cpu/mips32r2_common/newlib_syscalls_mips_uhi/Makefile
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Original file line number Diff line number Diff line change
@@ -0,0 +1 @@
include $(RIOTBASE)/Makefile.base
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