Added C library support in sandbox (newlib).
git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@12994 27425a3e-05d8-49a3-a47f-9c15f0e5edd8
This commit is contained in:
Giovanni Di Sirio
parent
2224bd26a7
commit
fd723895ec
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@ -121,6 +121,7 @@ LDSCRIPT= ./sandbox.ld
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# setting.
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CSRC = $(ALLCSRC) \
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$(TESTSRC) \
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$(CHIBIOS)/os/sb/various/syscalls.c \
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main.c
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# C++ sources that can be compiled in ARM or THUMB mode depending on the global
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@ -17,6 +17,7 @@
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#include <stdint.h>
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#include <stdbool.h>
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#include <stddef.h>
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#include <stdio.h>
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#include "sbuser.h"
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@ -41,7 +42,8 @@ int main(void) {
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#endif
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while (true) {
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msg_t msg = sbMsgWait();
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sbFileWrite(1U, (const uint8_t *)"Hello World!!\r\n", 15U);
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printf("Hello World (%u)!!\r\n", (unsigned)msg);
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// sbFileWrite(1U, (const uint8_t *)"Hello World!!\r\n", 15U);
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sbMsgReply(msg);
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// sbSleepMilliseconds(500);
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}
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@ -19,7 +19,7 @@
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*/
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MEMORY
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{
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flash0 : org = 0x080FC000, len = 16k
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flash0 : org = 0x080F8000, len = 32k
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ram0 : org = 0x20017000, len = 4k
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}
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@ -19,14 +19,14 @@
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*/
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MEMORY
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{
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flash0 : org = 0x08000000, len = 1M - 16k
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flash0 : org = 0x08000000, len = 1M - 32k
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flash1 : org = 0x00000000, len = 0
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flash2 : org = 0x00000000, len = 0
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flash3 : org = 0x00000000, len = 0
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flash4 : org = 0x00000000, len = 0
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flash5 : org = 0x00000000, len = 0
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flash6 : org = 0x00000000, len = 0
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flash7 : org = 0x08000000 + 1M - 16k, len = 16k
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flash7 : org = 0x08000000 + 1M - 32k, len = 32k
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ram0 : org = 0x20000000, len = 96k - 4k
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ram1 : org = 0x00000000, len = 0
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ram2 : org = 0x00000000, len = 0
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@ -33,7 +33,7 @@
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<intAttribute key="org.eclipse.cdt.launch.ATTR_BUILD_BEFORE_LAUNCH_ATTR" value="2"/>
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<stringAttribute key="org.eclipse.cdt.launch.COREFILE_PATH" value=""/>
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<stringAttribute key="org.eclipse.cdt.launch.DEBUGGER_REGISTER_GROUPS" value=""/>
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<stringAttribute key="org.eclipse.cdt.launch.FORMAT" value="<?xml version="1.0" encoding="UTF-8" standalone="no"?><contentList><content id="psp-SVC_Handler-(format)" val="4"/><content id="s_psp-SVC_Handler-(format)" val="4"/><content id="s_psp-port_unprivileged_jump-(format)" val="4"/><content id="r0-(format)" val="4"/><content id="r1-(format)" val="4"/><content id="r2-(format)" val="4"/><content id="xPSR-(format)" val="4"/></contentList>"/>
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<stringAttribute key="org.eclipse.cdt.launch.FORMAT" value="<?xml version="1.0" encoding="UTF-8" standalone="no"?><contentList><content id="xPSR-(format)" val="4"/><content id="r2-(format)" val="4"/><content id="r1-(format)" val="4"/><content id="r0-(format)" val="4"/><content id="s_psp-port_unprivileged_jump-(format)" val="4"/><content id="s_psp-SVC_Handler-(format)" val="4"/><content id="psp-SVC_Handler-(format)" val="4"/></contentList>"/>
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<stringAttribute key="org.eclipse.cdt.launch.GLOBAL_VARIABLES" value="<?xml version="1.0" encoding="UTF-8" standalone="no"?> <globalVariableList/> "/>
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<stringAttribute key="org.eclipse.cdt.launch.MEMORY_BLOCKS" value="<?xml version="1.0" encoding="UTF-8" standalone="no"?> <memoryBlockExpressionList> <memoryBlockExpressionItem> <expression text="0x20000300"/> </memoryBlockExpressionItem> </memoryBlockExpressionList> "/>
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<stringAttribute key="org.eclipse.cdt.launch.PROGRAM_NAME" value="./build/ch.elf"/>
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@ -30,6 +30,7 @@ sb_class_t sbx1;
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*/
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static THD_WORKING_AREA(waThread1, 128);
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static THD_FUNCTION(Thread1, arg) {
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unsigned i = 1U;
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(void)arg;
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chRegSetThreadName("blinker");
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@ -42,7 +43,8 @@ static THD_FUNCTION(Thread1, arg) {
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chThdSleepMilliseconds(50);
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palSetLine(LINE_LED_RED);
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chThdSleepMilliseconds(200);
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(void) sbSendMessage(&sbx1, 0xF00F55AAU);
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(void) sbSendMessage(&sbx1, (msg_t)i);
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i++;
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}
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}
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@ -75,7 +77,7 @@ static THD_FUNCTION(Unprivileged1, arg) {
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sb_config.r0_base,
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MPU_RASR_ATTR_AP_RO_RO |
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MPU_RASR_ATTR_CACHEABLE_WT_NWA |
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MPU_RASR_SIZE_16K |
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MPU_RASR_SIZE_32K |
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MPU_RASR_ENABLE);
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mpuConfigureRegion(MPU_REGION_1,
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sb_config.r1_base,
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@ -0,0 +1,117 @@
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/*
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ChibiOS - Copyright (C) 2006..2018 Giovanni Di Sirio
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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#include <stdint.h>
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#include <stdbool.h>
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#include <stddef.h>
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#include <stdlib.h>
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#include <errno.h>
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#include <string.h>
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#include <sys/stat.h>
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#include <sys/types.h>
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#include "sbuser.h"
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#define MAKERR(e) (-(int)(e))
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__attribute__((used))
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int _close_r(struct _reent *r, int file) {
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uint32_t err;
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err = sbFileClose((uint32_t)file);
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if (SB_ERR_ISERROR(err)) {
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__errno_r(r) = MAKERR(err);
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return -1;
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}
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return 0;
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}
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__attribute__((used))
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int _write_r(struct _reent *r, int file, char * ptr, int len) {
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uint32_t err;
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err = sbFileWrite((uint32_t)file, (const uint8_t *)ptr, (size_t)len);
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if (SB_ERR_ISERROR(err)) {
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__errno_r(r) = MAKERR(err);
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return -1;
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}
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return (int)err;
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}
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__attribute__((used))
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int _read_r(struct _reent *r, int file, char * ptr, int len) {
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uint32_t err;
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err = sbFileRead((uint32_t)file, (uint8_t *)ptr, (size_t)len);
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if (SB_ERR_ISERROR(err)) {
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__errno_r(r) = MAKERR(err);
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return -1;
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}
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return (int)err;
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}
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__attribute__((used))
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int _lseek_r(struct _reent *r, int file, int ptr, int dir) {
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uint32_t err;
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err = sbFileSeek((uint32_t)file, (uint32_t)ptr, (uint32_t)dir);
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if (SB_ERR_ISERROR(err)) {
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__errno_r(r) = MAKERR(err);
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return -1;
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}
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return (int)err;
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}
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__attribute__((used))
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int _fstat_r(struct _reent *r, int file, struct stat * st) {
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(void)r;
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(void)file;
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memset(st, 0, sizeof(*st));
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st->st_mode = S_IFCHR;
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return 0;
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}
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__attribute__((used))
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int _isatty_r(struct _reent *r, int fd) {
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(void)r;
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(void)fd;
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return 1;
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}
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__attribute__((used))
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caddr_t _sbrk_r(struct _reent *r, int incr) {
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extern uint8_t __heap_end__, __heap_base__;
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static uint8_t *p = &__heap_base__;
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uint8_t *prevp;
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prevp = p;
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if ((p + incr > &__heap_end__) ||
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(p + incr < &__heap_base__)) {
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__errno_r(r) = ENOMEM;
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return (caddr_t)-1;
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}
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p += incr;
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return (caddr_t)prevp;
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}
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/*** EOF ***/
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