diff options
Diffstat (limited to 'openamp/src')
-rw-r--r-- | openamp/src/system/freertos/cortexm/sys.c | 69 | ||||
-rw-r--r-- | openamp/src/system/freertos/cortexm/sys.h | 35 | ||||
-rw-r--r-- | openamp/src/system/generic/cortexm/sys.c | 69 | ||||
-rw-r--r-- | openamp/src/system/generic/cortexm/sys.h | 31 |
4 files changed, 204 insertions, 0 deletions
diff --git a/openamp/src/system/freertos/cortexm/sys.c b/openamp/src/system/freertos/cortexm/sys.c new file mode 100644 index 0000000..172ae3a --- /dev/null +++ b/openamp/src/system/freertos/cortexm/sys.c @@ -0,0 +1,69 @@ +/* + * SPDX-FileCopyrightText: Copyright 2022 Arm Limited and/or its affiliates <open-source-office@arm.com> + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +/* + * @file freertos/cortexm/sys.c + * @brief cortex m system primitives implementation. + */ + +#include <metal/io.h> +#include <metal/sys.h> +#include <metal/utilities.h> +#include <stdint.h> + +void sys_irq_restore_enable(unsigned int flags) +{ + metal_unused(flags); + /* we disable/enable all IRQs */ + __enable_irq(); +} + +unsigned int sys_irq_save_disable(void) +{ + /* we disable/enable all IRQs */ + __disable_irq(); + return 0; +} + +void sys_irq_enable(unsigned int vector) +{ + NVIC_EnableIRQ(vector); +} + +void sys_irq_disable(unsigned int vector) +{ + NVIC_DisableIRQ(vector); +} + +void metal_machine_cache_flush(void *addr, unsigned int len) +{ +#if (defined(__DCACHE_PRESENT) && (__DCACHE_PRESENT == 1U)) + SCB_CleanDCache_by_Addr(addr, len); +#else + metal_unused(addr); + metal_unused(len); +#endif +} + +void metal_machine_cache_invalidate(void *addr, unsigned int len) +{ +#if (defined(__DCACHE_PRESENT) && (__DCACHE_PRESENT == 1U)) + SCB_InvalidateDCache_by_Addr(addr, len); +#else + metal_unused(addr); + metal_unused(len); +#endif +} + +void *metal_machine_io_mem_map(void *va, metal_phys_addr_t pa, + size_t size, unsigned int flags) +{ + metal_unused(pa); + metal_unused(size); + metal_unused(flags); + + return va; +} diff --git a/openamp/src/system/freertos/cortexm/sys.h b/openamp/src/system/freertos/cortexm/sys.h new file mode 100644 index 0000000..041fbd7 --- /dev/null +++ b/openamp/src/system/freertos/cortexm/sys.h @@ -0,0 +1,35 @@ +/* + * SPDX-FileCopyrightText: Copyright 2022 Arm Limited and/or its affiliates <open-source-office@arm.com> + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +/* + * @file freertos/cortexm/sys.h + * @brief cortexm system primitives for libmetal. + */ + +#ifndef __METAL_FREERTOS_SYS__H__ +#error "Include metal/freertos/sys.h instead of metal/freertos/cortexm/sys.h" +#endif + +#ifndef __METAL_FREERTOS_CORTEXM_SYS__H__ +#define __METAL_FREERTOS_CORTEXM_SYS__H__ + +#ifdef __cplusplus +extern "C" { +#endif + +#ifdef METAL_INTERNAL + +void sys_irq_enable(unsigned int vector); + +void sys_irq_disable(unsigned int vector); + +#endif /* METAL_INTERNAL */ + +#ifdef __cplusplus +} +#endif + +#endif /* __METAL_FREERTOS_CORTEXM_SYS__H__ */ diff --git a/openamp/src/system/generic/cortexm/sys.c b/openamp/src/system/generic/cortexm/sys.c new file mode 100644 index 0000000..7034663 --- /dev/null +++ b/openamp/src/system/generic/cortexm/sys.c @@ -0,0 +1,69 @@ +/* + * SPDX-FileCopyrightText: Copyright 2022 Arm Limited and/or its affiliates <open-source-office@arm.com> + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +/* + * @file generic/cortexm/sys.c + * @brief cortex m system primitives implementation. + */ + +#include <metal/io.h> +#include <metal/sys.h> +#include <metal/utilities.h> +#include <stdint.h> + +void sys_irq_restore_enable(unsigned int flags) +{ + metal_unused(flags); + /* we disable/enable all IRQs */ + __enable_irq(); +} + +unsigned int sys_irq_save_disable(void) +{ + /* we disable/enable all IRQs */ + __disable_irq(); + return 0; +} + +void sys_irq_enable(unsigned int vector) +{ + NVIC_EnableIRQ(vector); +} + +void sys_irq_disable(unsigned int vector) +{ + NVIC_DisableIRQ(vector); +} + +void metal_machine_cache_flush(void *addr, unsigned int len) +{ +#if (defined(__DCACHE_PRESENT) && (__DCACHE_PRESENT == 1U)) + SCB_CleanDCache_by_Addr(addr, len); +#else + metal_unused(addr); + metal_unused(len); +#endif +} + +void metal_machine_cache_invalidate(void *addr, unsigned int len) +{ +#if (defined(__DCACHE_PRESENT) && (__DCACHE_PRESENT == 1U)) + SCB_InvalidateDCache_by_Addr(addr, len); +#else + metal_unused(addr); + metal_unused(len); +#endif +} + +void *metal_machine_io_mem_map(void *va, metal_phys_addr_t pa, + size_t size, unsigned int flags) +{ + metal_unused(pa); + metal_unused(size); + metal_unused(flags); + + return va; +} diff --git a/openamp/src/system/generic/cortexm/sys.h b/openamp/src/system/generic/cortexm/sys.h new file mode 100644 index 0000000..35a8aa0 --- /dev/null +++ b/openamp/src/system/generic/cortexm/sys.h @@ -0,0 +1,31 @@ +/* + * SPDX-FileCopyrightText: Copyright 2022 Arm Limited and/or its affiliates <open-source-office@arm.com> + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +/* + * @file generic/cortexm/sys.h + * @brief cortexm system primitives for libmetal. + */ + +#ifndef __METAL_GENERIC_CORTEXM_SYS__H__ +#define __METAL_GENERIC_CORTEXM_SYS__H__ + +#ifdef __cplusplus +extern "C" { +#endif + +#ifdef METAL_INTERNAL + +void sys_irq_enable(unsigned int vector); + +void sys_irq_disable(unsigned int vector); + +#endif /* METAL_INTERNAL */ + +#ifdef __cplusplus +} +#endif + +#endif /* __METAL_GENERIC_CORTEXM_SYS__H__ */ |