rfivet/stm32bringup
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Allow putchar() to be defined as a macro to pass regression test using older version of the toolchain.

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This commit is contained in:
Renaud 2021-02-25 10:15:55 +08:00
parent 946e95591a
commit 726f4bf316
2 changed files with 23 additions and 13 deletions
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32
Makefile
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@ -5,23 +5,29 @@
ifeq (linux, $(findstring linux, $(MAKE_HOST)))
INSTALLDIR = $(HOME)/Packages
#GCCDIR = $(INSTALLDIR)/gcc-arm-none-eabi-9-2019-q4-major
#GCCDIR = $(INSTALLDIR)/gcc-arm-none-eabi-9-2020-q2-update
GCCDIR = $(INSTALLDIR)/gcc-arm-none-eabi-10-2020-q4-major
#REVDIR = gcc-arm-none-eabi-9-2019-q4-major
#REVDIR = gcc-arm-none-eabi-9-2020-q2-update
REVDIR = gcc-arm-none-eabi-10-2020-q4-major
else
DRIVE = d
ifeq (cygwin, $(findstring cygwin, $(MAKE_HOST)))
DRIVE = /cygdrive/d
OSDRIVE = /cygdrive/$(DRIVE)
else ifeq (msys, $(findstring msys, $(MAKE_HOST)))
DRIVE = /d
OSDRIVE = /$(DRIVE)
else
DRIVE = D:
OSDRIVE = $(DRIVE):
endif
INSTALLDIR = $(DRIVE)/Program Files (x86)
#GCCDIR = $(INSTALLDIR)/GNU Tools ARM Embedded/9 2019-q4-major
#GCCDIR = $(INSTALLDIR)/GNU Arm Embedded Toolchain/9 2020-q2-update
GCCDIR = $(INSTALLDIR)/GNU Arm Embedded Toolchain/10 2020-q4-major
INSTALLDIR = $(OSDRIVE)/Program Files (x86)
#REVDIR = GNU Tools ARM Embedded/5.4 2016q2
#REVDIR = GNU Tools ARM Embedded/6 2017-q2-update
#REVDIR = GNU Tools ARM Embedded/7 2017-q4-major
#REVDIR = GNU Tools ARM Embedded/7 2018-q2-update
#REVDIR = GNU Tools ARM Embedded/9 2019-q4-major
#REVDIR = GNU Arm Embedded Toolchain/9 2020-q2-update
REVDIR = GNU Arm Embedded Toolchain/10 2020-q4-major
endif
GCCDIR = $(INSTALLDIR)/$(REVDIR)
export PATH := $(GCCDIR)/bin:$(PATH)
BINPFX = @arm-none-eabi-
@ -62,10 +68,14 @@ LIBS = -l$(LIBSTEM)
### Build rules
.PHONY: clean all
.PHONY: clean all version
all: $(PROJECT).hex $(PROJECT).bin
version:
@echo make $(MAKE_VERSION) $(MAKE_HOST)
@echo PATH="$(PATH)"
clean:
@echo CLEAN
@rm -f *.o *.elf *.map *.lst *.bin *.hex *.a

4
putchar.c
View File

@ -1,10 +1,10 @@
/* putchar.c -- write a character to stdout */
/* Copyright (c) 2020 Renaud Fivet */
/* Copyright (c) 2020-2021 Renaud Fivet */
#include <stdio.h>
#include "system.h" /* kputc() */
int putchar( int c) {
int (putchar)( int c) { /* putchar may be defined as macro in stdio.h */
kputc( c) ;
return c ;
}