Lines Matching full:access

24  * used to pass float arguments, and that would trigger an FPU access trap.
82 		 "must be called with FPU access disabled");  in z_riscv_fpu_load()
96  * transfer. The saved FPU state is updated upon disabling FPU access so
106 		 "must be called with FPU access disabled");  in arch_flush_local_fpu()
114 			/* turn on FPU access */  in arch_flush_local_fpu()
123 		/* disable FPU access */  in arch_flush_local_fpu()
186 	/* always deny FPU access whenever an exception is entered */  in z_riscv_fpu_enter_exc()
196  * We also get here when FP regs are used while in exception as FP access
198  * to the owning thread and simply enable FPU access. Exceptions should be
218 		 * We were already in exception when the FPU access trapped.  in z_riscv_fpu_trap()
219 		 * We give it access and prevent any further IRQ recursion  in z_riscv_fpu_trap()
248  * access to FP regs based on FPU ownership before leaving the last
252  * first access and then the actual FPU context switching will occur.
286 	 * access as we want to make sure IRQs are disabled before  in fpu_access_allowed()
287 	 * granting it access (see z_riscv_fpu_trap() documentation).  in fpu_access_allowed()
307  * This is called from z_riscv_context_switch(). FPU access may be granted
309  * some exception context then FPU access would be re-evaluated at exception