diff options
Diffstat (limited to 'libcpu/arm/s3c44b0/cpu.c')
| -rw-r--r-- | libcpu/arm/s3c44b0/cpu.c | 62 |
1 files changed, 31 insertions, 31 deletions
diff --git a/libcpu/arm/s3c44b0/cpu.c b/libcpu/arm/s3c44b0/cpu.c index 03ebefba18..c9af445307 100644 --- a/libcpu/arm/s3c44b0/cpu.c +++ b/libcpu/arm/s3c44b0/cpu.c @@ -1,5 +1,5 @@ /* - * Copyright (c) 2006-2018, RT-Thread Development Team + * Copyright (c) 2006-2021, RT-Thread Development Team * * SPDX-License-Identifier: Apache-2.0 * @@ -22,29 +22,29 @@ */ void rt_hw_cpu_icache_enable() { - rt_base_t reg; + rt_base_t reg; - volatile int i; - /* flush cycle */ - for(i = 0x10002000; i < 0x10004800; i+=16) - { - *((int *)i)=0x0; - } + volatile int i; + /* flush cycle */ + for(i = 0x10002000; i < 0x10004800; i+=16) + { + *((int *)i)=0x0; + } - /* - * Init cache - * Non-cacheable area (everything outside RAM) - * 0x0000:0000 - 0x0C00:0000 - */ - NCACHBE0 = 0xC0000000; - NCACHBE1 = 0x00000000; + /* + * Init cache + * Non-cacheable area (everything outside RAM) + * 0x0000:0000 - 0x0C00:0000 + */ + NCACHBE0 = 0xC0000000; + NCACHBE1 = 0x00000000; - /* - Enable chache - */ - reg = SYSCFG; - reg |= 0x00000006; /* 8kB */ - SYSCFG = reg; + /* + Enable chache + */ + reg = SYSCFG; + reg |= 0x00000006; /* 8kB */ + SYSCFG = reg; } /** @@ -53,11 +53,11 @@ void rt_hw_cpu_icache_enable() */ void rt_hw_cpu_icache_disable() { - rt_base_t reg; + rt_base_t reg; - reg = SYSCFG; - reg &= ~0x00000006; /* 8kB */ - SYSCFG = reg; + reg = SYSCFG; + reg &= ~0x00000006; /* 8kB */ + SYSCFG = reg; } /** @@ -66,7 +66,7 @@ void rt_hw_cpu_icache_disable() */ rt_base_t rt_hw_cpu_icache_status() { - return 0; + return 0; } /** @@ -75,7 +75,7 @@ rt_base_t rt_hw_cpu_icache_status() */ void rt_hw_cpu_dcache_enable() { - rt_hw_cpu_icache_enable(); + rt_hw_cpu_icache_enable(); } /** @@ -84,7 +84,7 @@ void rt_hw_cpu_dcache_enable() */ void rt_hw_cpu_dcache_disable() { - rt_hw_cpu_icache_disable(); + rt_hw_cpu_icache_disable(); } /** @@ -93,7 +93,7 @@ void rt_hw_cpu_dcache_disable() */ rt_base_t rt_hw_cpu_dcache_status() { - return rt_hw_cpu_icache_status(); + return rt_hw_cpu_icache_status(); } /** @@ -110,9 +110,9 @@ void rt_hw_cpu_reset() */ void rt_hw_cpu_shutdown() { - rt_kprintf("shutdown...\n"); + rt_kprintf("shutdown...\n"); - while (1); + while (1); } /*@}*/ |