diff options
| author | Jianpeng Peng <[email protected]> | 2022-10-19 11:15:47 +0800 |
|---|---|---|
| committer | Jianpeng Peng <[email protected]> | 2022-10-19 11:15:47 +0800 |
| commit | f6a1811657d2a2abc5ca6026bb340cb68942db0a (patch) | |
| tree | 90e26f24189863a289d26ac2679a71a0f84c2501 /tests/projects/embed/gnu-rm/hello/src/system_ARMCM3.c | |
| parent | d9595826e8f81ec19673adcce87e44931cf75c0f (diff) | |
Add rule and test project for gnu-rm.
Diffstat (limited to 'tests/projects/embed/gnu-rm/hello/src/system_ARMCM3.c')
| -rw-r--r-- | tests/projects/embed/gnu-rm/hello/src/system_ARMCM3.c | 65 |
1 files changed, 65 insertions, 0 deletions
diff --git a/tests/projects/embed/gnu-rm/hello/src/system_ARMCM3.c b/tests/projects/embed/gnu-rm/hello/src/system_ARMCM3.c new file mode 100644 index 000000000..3c5eda7dc --- /dev/null +++ b/tests/projects/embed/gnu-rm/hello/src/system_ARMCM3.c @@ -0,0 +1,65 @@ +/**************************************************************************//** + * @file system_ARMCM3.c + * @brief CMSIS Device System Source File for + * ARMCM3 Device + * @version V1.0.1 + * @date 15. November 2019 + ******************************************************************************/ +/* + * Copyright (c) 2009-2019 Arm Limited. All rights reserved. + * + * SPDX-License-Identifier: Apache-2.0 + * + * Licensed under the Apache License, Version 2.0 (the License); you may + * not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an AS IS BASIS, WITHOUT + * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#include "ARMCM3.h" + +/*---------------------------------------------------------------------------- + Define clocks + *----------------------------------------------------------------------------*/ +#define XTAL (50000000UL) /* Oscillator frequency */ + +#define SYSTEM_CLOCK (XTAL / 2U) + +/*---------------------------------------------------------------------------- + Exception / Interrupt Vector table + *----------------------------------------------------------------------------*/ +extern const VECTOR_TABLE_Type __VECTOR_TABLE[240]; + +/*---------------------------------------------------------------------------- + System Core Clock Variable + *----------------------------------------------------------------------------*/ +uint32_t SystemCoreClock = SYSTEM_CLOCK; /* System Core Clock Frequency */ + + +/*---------------------------------------------------------------------------- + System Core Clock update function + *----------------------------------------------------------------------------*/ +void SystemCoreClockUpdate (void) +{ + SystemCoreClock = SYSTEM_CLOCK; +} + +/*---------------------------------------------------------------------------- + System initialization function + *----------------------------------------------------------------------------*/ +void SystemInit (void) +{ + +#if defined (__VTOR_PRESENT) && (__VTOR_PRESENT == 1U) + SCB->VTOR = (uint32_t) &(__VECTOR_TABLE[0]); +#endif + + SystemCoreClock = SYSTEM_CLOCK; +} |
