From ec0d444d57223a925df9560013593e969296fe73 Mon Sep 17 00:00:00 2001 From: patacongo Date: Sat, 12 Dec 2009 14:29:05 +0000 Subject: Working on HCS12 build git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@2323 42af7a65-404d-4744-a932-0658087f49c3 --- nuttx/arch/hc/src/mc9s12ne64/Make.defs | 7 +- nuttx/arch/hc/src/mc9s12ne64/mc9s12ne64_lowputc.S | 1 + nuttx/arch/hc/src/mc9s12ne64/mc9s12ne64_serial.c | 176 ++++++++++++++++++++++ 3 files changed, 182 insertions(+), 2 deletions(-) create mode 100755 nuttx/arch/hc/src/mc9s12ne64/mc9s12ne64_serial.c (limited to 'nuttx/arch/hc') diff --git a/nuttx/arch/hc/src/mc9s12ne64/Make.defs b/nuttx/arch/hc/src/mc9s12ne64/Make.defs index 330ecc442..46330eb5b 100755 --- a/nuttx/arch/hc/src/mc9s12ne64/Make.defs +++ b/nuttx/arch/hc/src/mc9s12ne64/Make.defs @@ -36,7 +36,10 @@ HEAD_ASRC = mc9s12ne64_vectors.S CMN_ASRCS = -CMN_CSRCS = +CMN_CSRCS = up_allocateheap.c up_createstack.c up_idle.c up_initialize.c \ + up_interruptcontext.c up_mdelay.c up_modifyreg16.c \ + up_modifyreg32.c up_modifyreg8.c up_puts.c up_releasestack.c \ + up_udelay.c up_usestack.c CHIP_ASRCS = mc9s12ne64_start.S mc9s12ne64_lowputc.S -CHIP_CSRCS = +CHIP_CSRCS = mc9s12ne64_serial.c diff --git a/nuttx/arch/hc/src/mc9s12ne64/mc9s12ne64_lowputc.S b/nuttx/arch/hc/src/mc9s12ne64/mc9s12ne64_lowputc.S index aaa0d4089..3a42f2de0 100755 --- a/nuttx/arch/hc/src/mc9s12ne64/mc9s12ne64_lowputc.S +++ b/nuttx/arch/hc/src/mc9s12ne64/mc9s12ne64_lowputc.S @@ -98,6 +98,7 @@ up_lowputc: jmp PutChar #else # error "up_lowputc not implemented" + rts #endif .size up_lowputc, . - up_lowputc .end diff --git a/nuttx/arch/hc/src/mc9s12ne64/mc9s12ne64_serial.c b/nuttx/arch/hc/src/mc9s12ne64/mc9s12ne64_serial.c new file mode 100755 index 000000000..1cfa4ab88 --- /dev/null +++ b/nuttx/arch/hc/src/mc9s12ne64/mc9s12ne64_serial.c @@ -0,0 +1,176 @@ +/**************************************************************************** + * arch/hc/src/mc9s12ne64/mc9s12ne64_serial.c + * + * Copyright (C) 2009 Gregory Nutt. All rights reserved. + * Author: Gregory Nutt + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * 3. Neither the name NuttX nor the names of its contributors may be + * used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS + * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED + * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN + * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************/ + +/**************************************************************************** + * Included Files + ****************************************************************************/ + +#include +#include + +#include "up_internal.h" + +/**************************************************************************** + * Definitions + ****************************************************************************/ + +/* Some sanity checks *******************************************************/ + +/* Is there an SCI enabled? */ + +#if !defined(CONFIG_HCS12_SCI0) && !defined(CONFIG_HCS12_SCI1) +# undef HAVE_SERIAL +#else +# define HAVE_SERIAL 1 +#endif + +/* Is there a serial console? Need to have (1) at least SCI enabled, and (2) + * serial console and file descriptors selected in the configuration + */ + +#if defined(HAVE_SERIAL) && defined(CONFIG_USE_SERIALDRIVER) +# if defined(CONFIG_SCI0_SERIAL_CONSOLE) && defined(CONFIG_HCS12_SCI0) +# undef CONFIG_SCI1_SERIAL_CONSOLE +# define HAVE_SERIAL_CONSOLE 1 +# elif defined(CONFIG_SCI1_SERIAL_CONSOLE) && defined(CONFIG_HCS12_SCI1) +# undef CONFIG_SCI0_SERIAL_CONSOLE +# define HAVE_SERIAL_CONSOLE 1 +# else +# undef CONFIG_SCI0_SERIAL_CONSOLE +# undef CONFIG_SCI1_SERIAL_CONSOLE +# undef HAVE_SERIAL_CONSOLE +# endif +#else +# undef CONFIG_SCI0_SERIAL_CONSOLE +# undef CONFIG_SCI1_SERIAL_CONSOLE +# undef HAVE_SERIAL_CONSOLE +# undef CONFIG_USE_SERIALDRIVER +# undef CONFIG_USE_EARLYSERIALINIT +#endif + +#ifdef CONFIG_USE_SERIALDRIVER + +/**************************************************************************** + * Private Types + ****************************************************************************/ + +/**************************************************************************** + * Private Function Prototypes + ****************************************************************************/ + +/**************************************************************************** + * Private Variables + ****************************************************************************/ + +/**************************************************************************** + * Private Functions + ****************************************************************************/ + +/**************************************************************************** + * Public Functions + ****************************************************************************/ + +/**************************************************************************** + * Name: up_earlyserialinit + * + * Description: + * Performs the low level SCI initialization early in debug so that the + * serial console will be available during bootup. This must be called + * before up_serialinit. + * + ****************************************************************************/ + +#ifdef CONFIG_USE_EARLYSERIALINIT +void up_earlyserialinit(void) +{ +#error "Serial support not-implemented" +} +#endif + +/**************************************************************************** + * Name: up_serialinit + * + * Description: + * Register serial console and serial ports. This assumes + * that up_earlyserialinit was called previously. + * + ****************************************************************************/ + +void up_serialinit(void) +{ +#error "Serial support not-implemented" +} + +/**************************************************************************** + * Name: up_putc + * + * Description: + * Provide priority, low-level access to support OS debug writes + * + ****************************************************************************/ + +int up_putc(int ch) +{ +#error "Serial support not-implemented" +} + +#else /* CONFIG_USE_SERIALDRIVER */ + +/**************************************************************************** + * Name: up_putc + * + * Description: + * Provide priority, low-level access to support OS debug writes + * + ****************************************************************************/ + +int up_putc(int ch) +{ +#ifdef CONFIG_ARCH_LOWPUTC + /* Check for LF */ + + if (ch == '\n') + { + /* Add CR */ + + up_lowputc('\r'); + } + + up_lowputc(ch); +#endif + return ch; +} + +#endif /* CONFIG_USE_SERIALDRIVER */ -- cgit v1.2.3