1 //==========================================================================
5 // HAL implementation miscellaneous functions
7 //==========================================================================
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40 //==========================================================================
41 //#####DESCRIPTIONBEGIN####
43 // Author(s): tmichals
44 // Contributors: tmichals
46 // Purpose: IDT 3233x variant miscellaneous functions
47 // Description: This file contains miscellaneous functions provided by the
50 //####DESCRIPTIONEND####
52 //==========================================================================
54 #include <pkgconf/hal.h>
56 #include <cyg/infra/cyg_type.h> // Base types
58 #include <cyg/hal/hal_intr.h>
59 #include <cyg/hal/hal_cache.h> // Cache handling
61 /*------------------------------------------------------------------------*/
62 // Array which stores the configured priority levels for the configured
65 volatile CYG_BYTE hal_interrupt_level[CYGNUM_HAL_ISR_COUNT];
67 /*------------------------------------------------------------------------*/
69 void hal_variant_init(void)
74 void hal_c_cache_init(unsigned long config1_val)
76 volatile unsigned val;
78 HAL_DCACHE_INVALIDATE_ALL();
79 HAL_ICACHE_INVALIDATE_ALL();
81 // enable cached KSEG0
82 asm volatile("mfc0 %0,$16;" : "=r"(val));
84 asm volatile("mtc0 %0,$16;" : : "r"(val));
87 void hal_icache_sync(void)
89 HAL_ICACHE_INVALIDATE_ALL();
92 void hal_dcache_sync(void)
94 HAL_DCACHE_INVALIDATE_ALL();
97 /*------------------------------------------------------------------------*/
98 /* End of var_misc.c */