/* * Copyright (c) 2013, ARM Limited. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are met: * * Redistributions of source code must retain the above copyright notice, this * list of conditions and the following disclaimer. * * Redistributions in binary form must reproduce the above copyright notice, * this list of conditions and the following disclaimer in the documentation * and/or other materials provided with the distribution. * * Neither the name of ARM nor the names of its contributors may be used * to endorse or promote products derived from this software without specific * prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE * POSSIBILITY OF SUCH DAMAGE. */ #ifndef __ARCH_HELPERS_H__ #define __ARCH_HELPERS_H__ #include /******************************************************************************* * Generic timer memory mapped registers & offsets ******************************************************************************/ #define CNTCR_OFF 0x000 #define CNTFID_OFF 0x020 #define CNTCR_EN (1 << 0) #define CNTCR_HDBG (1 << 1) #define CNTCR_FCREQ(x) (1 << (8 + (x))) #ifndef __ASSEMBLY__ /******************************************************************************* * TLB maintenance accessor prototypes ******************************************************************************/ extern void tlbiall(void); extern void tlbiallis(void); extern void tlbialle1(void); extern void tlbialle1is(void); extern void tlbialle2(void); extern void tlbialle2is(void); extern void tlbialle3(void); extern void tlbialle3is(void); extern void tlbivmalle1(void); /******************************************************************************* * Cache maintenance accessor prototypes ******************************************************************************/ extern void dcisw(unsigned long); extern void dccisw(unsigned long); extern void dccsw(unsigned long); extern void dccvac(unsigned long); extern void dcivac(unsigned long); extern void dccivac(unsigned long); extern void dccvau(unsigned long); extern void dczva(unsigned long); extern void flush_dcache_range(unsigned long, unsigned long); extern void inv_dcache_range(unsigned long, unsigned long); extern void dcsw_op_louis(unsigned int); extern void dcsw_op_all(unsigned int); /******************************************************************************* * Misc. accessor prototypes ******************************************************************************/ extern void enable_irq(void); extern void enable_fiq(void); extern void enable_serror(void); extern void disable_irq(void); extern void disable_fiq(void); extern void disable_serror(void); extern unsigned long read_id_pfr1_el1(void); extern unsigned long read_id_aa64pfr0_el1(void); extern unsigned long read_current_el(void); extern unsigned long read_daif(void); extern unsigned long read_spsr(void); extern unsigned long read_spsr_el1(void); extern unsigned long read_spsr_el2(void); extern unsigned long read_spsr_el3(void); extern unsigned long read_elr(void); extern unsigned long read_elr_el1(void); extern unsigned long read_elr_el2(void); extern unsigned long read_elr_el3(void); extern void write_daif(unsigned long); extern void write_spsr(unsigned long); extern void write_spsr_el1(unsigned long); extern void write_spsr_el2(unsigned long); extern void write_spsr_el3(unsigned long); extern void write_elr(unsigned long); extern void write_elr_el1(unsigned long); extern void write_elr_el2(unsigned long); extern void write_elr_el3(unsigned long); extern void wfi(void); extern void wfe(void); extern void rfe(void); extern void sev(void); extern void dsb(void); extern void isb(void); extern unsigned int get_afflvl_shift(unsigned int); extern unsigned int mpidr_mask_lower_afflvls(unsigned long, unsigned int); extern void eret(unsigned long, unsigned long, unsigned long, unsigned long, unsigned long, unsigned long, unsigned long, unsigned long); extern unsigned long smc(unsigned long, unsigned long, unsigned long, unsigned long, unsigned long, unsigned long, unsigned long, unsigned long); /******************************************************************************* * System register accessor prototypes ******************************************************************************/ extern unsigned long read_midr(void); extern unsigned long read_mpidr(void); extern unsigned long read_scr(void); extern unsigned long read_hcr(void); extern unsigned long read_vbar(void); extern unsigned long read_vbar_el1(void); extern unsigned long read_vbar_el2(void); extern unsigned long read_vbar_el3(void); extern unsigned long read_sctlr(void); extern unsigned long read_sctlr_el1(void); extern unsigned long read_sctlr_el2(void); extern unsigned long read_sctlr_el3(void); extern unsigned long read_actlr(void); extern unsigned long read_actlr_el1(void); extern unsigned long read_actlr_el2(void); extern unsigned long read_actlr_el3(void); extern unsigned long read_esr(void); extern unsigned long read_esr_el1(void); extern unsigned long read_esr_el2(void); extern unsigned long read_esr_el3(void); extern unsigned long read_afsr0(void); extern unsigned long read_afsr0_el1(void); extern unsigned long read_afsr0_el2(void); extern unsigned long read_afsr0_el3(void); extern unsigned long read_afsr1(void); extern unsigned long read_afsr1_el1(void); extern unsigned long read_afsr1_el2(void); extern unsigned long read_afsr1_el3(void); extern unsigned long read_far(void); extern unsigned long read_far_el1(void); extern unsigned long read_far_el2(void); extern unsigned long read_far_el3(void); extern unsigned long read_mair(void); extern unsigned long read_mair_el1(void); extern unsigned long read_mair_el2(void); extern unsigned long read_mair_el3(void); extern unsigned long read_amair(void); extern unsigned long read_amair_el1(void); extern unsigned long read_amair_el2(void); extern unsigned long read_amair_el3(void); extern unsigned long read_rvbar(void); extern unsigned long read_rvbar_el1(void); extern unsigned long read_rvbar_el2(void); extern unsigned long read_rvbar_el3(void); extern unsigned long read_rmr(void); extern unsigned long read_rmr_el1(void); extern unsigned long read_rmr_el2(void); extern unsigned long read_rmr_el3(void); extern unsigned long read_tcr(void); extern unsigned long read_tcr_el1(void); extern unsigned long read_tcr_el2(void); extern unsigned long read_tcr_el3(void); extern unsigned long read_ttbr0(void); extern unsigned long read_ttbr0_el1(void); extern unsigned long read_ttbr0_el2(void); extern unsigned long read_ttbr0_el3(void); extern unsigned long read_ttbr1(void); extern unsigned long read_ttbr1_el1(void); extern unsigned long read_ttbr1_el2(void); extern unsigned long read_cptr(void); extern unsigned long read_cptr_el2(void); extern unsigned long read_cptr_el3(void); extern unsigned long read_cpacr(void); extern unsigned long read_cpuectlr(void); extern unsigned int read_cntfrq_el0(void); extern unsigned long read_cnthctl_el2(void); extern void write_scr(unsigned long); extern void write_hcr(unsigned long); extern void write_cpacr(unsigned long); extern void write_cntfrq_el0(unsigned int); extern void write_cnthctl_el2(unsigned long); extern void write_vbar(unsigned long); extern void write_vbar_el1(unsigned long); extern void write_vbar_el2(unsigned long); extern void write_vbar_el3(unsigned long); extern void write_sctlr(unsigned long); extern void write_sctlr_el1(unsigned long); extern void write_sctlr_el2(unsigned long); extern void write_sctlr_el3(unsigned long); extern void write_actlr(unsigned long); extern void write_actlr_el1(unsigned long); extern void write_actlr_el2(unsigned long); extern void write_actlr_el3(unsigned long); extern void write_esr(unsigned long); extern void write_esr_el1(unsigned long); extern void write_esr_el2(unsigned long); extern void write_esr_el3(unsigned long); extern void write_afsr0(unsigned long); extern void write_afsr0_el1(unsigned long); extern void write_afsr0_el2(unsigned long); extern void write_afsr0_el3(unsigned long); extern void write_afsr1(unsigned long); extern void write_afsr1_el1(unsigned long); extern void write_afsr1_el2(unsigned long); extern void write_afsr1_el3(unsigned long); extern void write_far(unsigned long); extern void write_far_el1(unsigned long); extern void write_far_el2(unsigned long); extern void write_far_el3(unsigned long); extern void write_mair(unsigned long); extern void write_mair_el1(unsigned long); extern void write_mair_el2(unsigned long); extern void write_mair_el3(unsigned long); extern void write_amair(unsigned long); extern void write_amair_el1(unsigned long); extern void write_amair_el2(unsigned long); extern void write_amair_el3(unsigned long); extern void write_rmr(unsigned long); extern void write_rmr_el1(unsigned long); extern void write_rmr_el2(unsigned long); extern void write_rmr_el3(unsigned long); extern void write_tcr(unsigned long); extern void write_tcr_el1(unsigned long); extern void write_tcr_el2(unsigned long); extern void write_tcr_el3(unsigned long); extern void write_ttbr0(unsigned long); extern void write_ttbr0_el1(unsigned long); extern void write_ttbr0_el2(unsigned long); extern void write_ttbr0_el3(unsigned long); extern void write_ttbr1(unsigned long); extern void write_ttbr1_el1(unsigned long); extern void write_ttbr1_el2(unsigned long); extern void write_cptr(unsigned long); extern void write_cpuectlr(unsigned long); extern void write_cptr_el2(unsigned long); extern void write_cptr_el3(unsigned long); #endif /*__ASSEMBLY__*/ #endif /* __ARCH_HELPERS_H__ */