diff options
Diffstat (limited to 'lib/arch/aarch64/sysreg_helpers.S')
| -rw-r--r-- | lib/arch/aarch64/sysreg_helpers.S | 223 |
1 files changed, 110 insertions, 113 deletions
diff --git a/lib/arch/aarch64/sysreg_helpers.S b/lib/arch/aarch64/sysreg_helpers.S index dfd0f2f..8e816f0 100644 --- a/lib/arch/aarch64/sysreg_helpers.S +++ b/lib/arch/aarch64/sysreg_helpers.S @@ -29,6 +29,7 @@ */ #include <arch_helpers.h> +#include <asm_macros.S> .globl read_vbar_el1 .globl read_vbar_el2 @@ -164,19 +165,17 @@ #endif - .section .text, "ax" - -read_current_el: ; .type read_current_el, %function +func read_current_el mrs x0, CurrentEl ret -read_id_pfr1_el1: ; .type read_id_pfr1_el1, %function +func read_id_pfr1_el1 mrs x0, id_pfr1_el1 ret -read_id_aa64pfr0_el1: ; .type read_id_aa64pfr0_el1, %function +func read_id_aa64pfr0_el1 mrs x0, id_aa64pfr0_el1 ret @@ -185,34 +184,34 @@ read_id_aa64pfr0_el1: ; .type read_id_aa64pfr0_el1, %function * VBAR accessors * ----------------------------------------------------- */ -read_vbar_el1: ; .type read_vbar_el1, %function +func read_vbar_el1 mrs x0, vbar_el1 ret -read_vbar_el2: ; .type read_vbar_el2, %function +func read_vbar_el2 mrs x0, vbar_el2 ret -read_vbar_el3: ; .type read_vbar_el3, %function +func read_vbar_el3 mrs x0, vbar_el3 ret -write_vbar_el1: ; .type write_vbar_el1, %function +func write_vbar_el1 msr vbar_el1, x0 isb ret -write_vbar_el2: ; .type write_vbar_el2, %function +func write_vbar_el2 msr vbar_el2, x0 isb ret -write_vbar_el3: ; .type write_vbar_el3, %function +func write_vbar_el3 msr vbar_el3, x0 isb ret @@ -222,34 +221,34 @@ write_vbar_el3: ; .type write_vbar_el3, %function * AFSR0 accessors * ----------------------------------------------------- */ -read_afsr0_el1: ; .type read_afsr0_el1, %function +func read_afsr0_el1 mrs x0, afsr0_el1 ret -read_afsr0_el2: ; .type read_afsr0_el2, %function +func read_afsr0_el2 mrs x0, afsr0_el2 ret -read_afsr0_el3: ; .type read_afsr0_el3, %function +func read_afsr0_el3 mrs x0, afsr0_el3 ret -write_afsr0_el1: ; .type write_afsr0_el1, %function +func write_afsr0_el1 msr afsr0_el1, x0 isb ret -write_afsr0_el2: ; .type write_afsr0_el2, %function +func write_afsr0_el2 msr afsr0_el2, x0 isb ret -write_afsr0_el3: ; .type write_afsr0_el3, %function +func write_afsr0_el3 msr afsr0_el3, x0 isb ret @@ -259,34 +258,34 @@ write_afsr0_el3: ; .type write_afsr0_el3, %function * FAR accessors * ----------------------------------------------------- */ -read_far_el1: ; .type read_far_el1, %function +func read_far_el1 mrs x0, far_el1 ret -read_far_el2: ; .type read_far_el2, %function +func read_far_el2 mrs x0, far_el2 ret -read_far_el3: ; .type read_far_el3, %function +func read_far_el3 mrs x0, far_el3 ret -write_far_el1: ; .type write_far_el1, %function +func write_far_el1 msr far_el1, x0 isb ret -write_far_el2: ; .type write_far_el2, %function +func write_far_el2 msr far_el2, x0 isb ret -write_far_el3: ; .type write_far_el3, %function +func write_far_el3 msr far_el3, x0 isb ret @@ -296,34 +295,34 @@ write_far_el3: ; .type write_far_el3, %function * MAIR accessors * ----------------------------------------------------- */ -read_mair_el1: ; .type read_mair_el1, %function +func read_mair_el1 mrs x0, mair_el1 ret -read_mair_el2: ; .type read_mair_el2, %function +func read_mair_el2 mrs x0, mair_el2 ret -read_mair_el3: ; .type read_mair_el3, %function +func read_mair_el3 mrs x0, mair_el3 ret -write_mair_el1: ; .type write_mair_el1, %function +func write_mair_el1 msr mair_el1, x0 isb ret -write_mair_el2: ; .type write_mair_el2, %function +func write_mair_el2 msr mair_el2, x0 isb ret -write_mair_el3: ; .type write_mair_el3, %function +func write_mair_el3 msr mair_el3, x0 isb ret @@ -333,34 +332,34 @@ write_mair_el3: ; .type write_mair_el3, %function * AMAIR accessors * ----------------------------------------------------- */ -read_amair_el1: ; .type read_amair_el1, %function +func read_amair_el1 mrs x0, amair_el1 ret -read_amair_el2: ; .type read_amair_el2, %function +func read_amair_el2 mrs x0, amair_el2 ret -read_amair_el3: ; .type read_amair_el3, %function +func read_amair_el3 mrs x0, amair_el3 ret -write_amair_el1: ; .type write_amair_el1, %function +func write_amair_el1 msr amair_el1, x0 isb ret -write_amair_el2: ; .type write_amair_el2, %function +func write_amair_el2 msr amair_el2, x0 isb ret -write_amair_el3: ; .type write_amair_el3, %function +func write_amair_el3 msr amair_el3, x0 isb ret @@ -370,17 +369,17 @@ write_amair_el3: ; .type write_amair_el3, %function * RVBAR accessors * ----------------------------------------------------- */ -read_rvbar_el1: ; .type read_rvbar_el1, %function +func read_rvbar_el1 mrs x0, rvbar_el1 ret -read_rvbar_el2: ; .type read_rvbar_el2, %function +func read_rvbar_el2 mrs x0, rvbar_el2 ret -read_rvbar_el3: ; .type read_rvbar_el3, %function +func read_rvbar_el3 mrs x0, rvbar_el3 ret @@ -389,34 +388,34 @@ read_rvbar_el3: ; .type read_rvbar_el3, %function * RMR accessors * ----------------------------------------------------- */ -read_rmr_el1: ; .type read_rmr_el1, %function +func read_rmr_el1 mrs x0, rmr_el1 ret -read_rmr_el2: ; .type read_rmr_el2, %function +func read_rmr_el2 mrs x0, rmr_el2 ret -read_rmr_el3: ; .type read_rmr_el3, %function +func read_rmr_el3 mrs x0, rmr_el3 ret -write_rmr_el1: ; .type write_rmr_el1, %function +func write_rmr_el1 msr rmr_el1, x0 isb ret -write_rmr_el2: ; .type write_rmr_el2, %function +func write_rmr_el2 msr rmr_el2, x0 isb ret -write_rmr_el3: ; .type write_rmr_el3, %function +func write_rmr_el3 msr rmr_el3, x0 isb ret @@ -426,34 +425,34 @@ write_rmr_el3: ; .type write_rmr_el3, %function * AFSR1 accessors * ----------------------------------------------------- */ -read_afsr1_el1: ; .type read_afsr1_el1, %function +func read_afsr1_el1 mrs x0, afsr1_el1 ret -read_afsr1_el2: ; .type read_afsr1_el2, %function +func read_afsr1_el2 mrs x0, afsr1_el2 ret -read_afsr1_el3: ; .type read_afsr1_el3, %function +func read_afsr1_el3 mrs x0, afsr1_el3 ret -write_afsr1_el1: ; .type write_afsr1_el1, %function +func write_afsr1_el1 msr afsr1_el1, x0 isb ret -write_afsr1_el2: ; .type write_afsr1_el2, %function +func write_afsr1_el2 msr afsr1_el2, x0 isb ret -write_afsr1_el3: ; .type write_afsr1_el3, %function +func write_afsr1_el3 msr afsr1_el3, x0 isb ret @@ -463,36 +462,36 @@ write_afsr1_el3: ; .type write_afsr1_el3, %function * SCTLR accessors * ----------------------------------------------------- */ -read_sctlr_el1: ; .type read_sctlr_el1, %function +func read_sctlr_el1 mrs x0, sctlr_el1 ret -read_sctlr_el2: ; .type read_sctlr_el2, %function +func read_sctlr_el2 mrs x0, sctlr_el2 ret -read_sctlr_el3: ; .type read_sctlr_el3, %function +func read_sctlr_el3 mrs x0, sctlr_el3 ret -write_sctlr_el1: ; .type write_sctlr_el1, %function +func write_sctlr_el1 msr sctlr_el1, x0 dsb sy isb ret -write_sctlr_el2: ; .type write_sctlr_el2, %function +func write_sctlr_el2 msr sctlr_el2, x0 dsb sy isb ret -write_sctlr_el3: ; .type write_sctlr_el3, %function +func write_sctlr_el3 msr sctlr_el3, x0 dsb sy isb @@ -503,36 +502,36 @@ write_sctlr_el3: ; .type write_sctlr_el3, %function * ACTLR accessors * ----------------------------------------------------- */ -read_actlr_el1: ; .type read_actlr_el1, %function +func read_actlr_el1 mrs x0, actlr_el1 ret -read_actlr_el2: ; .type read_actlr_el2, %function +func read_actlr_el2 mrs x0, actlr_el2 ret -read_actlr_el3: ; .type read_actlr_el3, %function +func read_actlr_el3 mrs x0, actlr_el3 ret -write_actlr_el1: ; .type write_actlr_el1, %function +func write_actlr_el1 msr actlr_el1, x0 dsb sy isb ret -write_actlr_el2: ; .type write_actlr_el2, %function +func write_actlr_el2 msr actlr_el2, x0 dsb sy isb ret -write_actlr_el3: ; .type write_actlr_el3, %function +func write_actlr_el3 msr actlr_el3, x0 dsb sy isb @@ -543,36 +542,36 @@ write_actlr_el3: ; .type write_actlr_el3, %function * ESR accessors * ----------------------------------------------------- */ -read_esr_el1: ; .type read_esr_el1, %function +func read_esr_el1 mrs x0, esr_el1 ret -read_esr_el2: ; .type read_esr_el2, %function +func read_esr_el2 mrs x0, esr_el2 ret -read_esr_el3: ; .type read_esr_el3, %function +func read_esr_el3 mrs x0, esr_el3 ret -write_esr_el1: ; .type write_esr_el1, %function +func write_esr_el1 msr esr_el1, x0 dsb sy isb ret -write_esr_el2: ; .type write_esr_el2, %function +func write_esr_el2 msr esr_el2, x0 dsb sy isb ret -write_esr_el3: ; .type write_esr_el3, %function +func write_esr_el3 msr esr_el3, x0 dsb sy isb @@ -583,36 +582,36 @@ write_esr_el3: ; .type write_esr_el3, %function * TCR accessors * ----------------------------------------------------- */ -read_tcr_el1: ; .type read_tcr_el1, %function +func read_tcr_el1 mrs x0, tcr_el1 ret -read_tcr_el2: ; .type read_tcr_el2, %function +func read_tcr_el2 mrs x0, tcr_el2 ret -read_tcr_el3: ; .type read_tcr_el3, %function +func read_tcr_el3 mrs x0, tcr_el3 ret -write_tcr_el1: ; .type write_tcr_el1, %function +func write_tcr_el1 msr tcr_el1, x0 dsb sy isb ret -write_tcr_el2: ; .type write_tcr_el2, %function +func write_tcr_el2 msr tcr_el2, x0 dsb sy isb ret -write_tcr_el3: ; .type write_tcr_el3, %function +func write_tcr_el3 msr tcr_el3, x0 dsb sy isb @@ -623,33 +622,33 @@ write_tcr_el3: ; .type write_tcr_el3, %function * CPTR accessors * ----------------------------------------------------- */ -read_cptr_el1: ; .type read_cptr_el1, %function +func read_cptr_el1 b read_cptr_el1 ret -read_cptr_el2: ; .type read_cptr_el2, %function +func read_cptr_el2 mrs x0, cptr_el2 ret -read_cptr_el3: ; .type read_cptr_el3, %function +func read_cptr_el3 mrs x0, cptr_el3 ret -write_cptr_el1: ; .type write_cptr_el1, %function +func write_cptr_el1 b write_cptr_el1 -write_cptr_el2: ; .type write_cptr_el2, %function +func write_cptr_el2 msr cptr_el2, x0 dsb sy isb ret -write_cptr_el3: ; .type write_cptr_el3, %function +func write_cptr_el3 msr cptr_el3, x0 dsb sy isb @@ -660,34 +659,34 @@ write_cptr_el3: ; .type write_cptr_el3, %function * TTBR0 accessors * ----------------------------------------------------- */ -read_ttbr0_el1: ; .type read_ttbr0_el1, %function +func read_ttbr0_el1 mrs x0, ttbr0_el1 ret -read_ttbr0_el2: ; .type read_ttbr0_el2, %function +func read_ttbr0_el2 mrs x0, ttbr0_el2 ret -read_ttbr0_el3: ; .type read_ttbr0_el3, %function +func read_ttbr0_el3 mrs x0, ttbr0_el3 ret -write_ttbr0_el1: ; .type write_ttbr0_el1, %function +func write_ttbr0_el1 msr ttbr0_el1, x0 isb ret -write_ttbr0_el2: ; .type write_ttbr0_el2, %function +func write_ttbr0_el2 msr ttbr0_el2, x0 isb ret -write_ttbr0_el3: ; .type write_ttbr0_el3, %function +func write_ttbr0_el3 msr ttbr0_el3, x0 isb ret @@ -697,121 +696,121 @@ write_ttbr0_el3: ; .type write_ttbr0_el3, %function * TTBR1 accessors * ----------------------------------------------------- */ -read_ttbr1_el1: ; .type read_ttbr1_el1, %function +func read_ttbr1_el1 mrs x0, ttbr1_el1 ret -read_ttbr1_el2: ; .type read_ttbr1_el2, %function +func read_ttbr1_el2 b read_ttbr1_el2 -read_ttbr1_el3: ; .type read_ttbr1_el3, %function +func read_ttbr1_el3 b read_ttbr1_el3 -write_ttbr1_el1: ; .type write_ttbr1_el1, %function +func write_ttbr1_el1 msr ttbr1_el1, x0 isb ret -write_ttbr1_el2: ; .type write_ttbr1_el2, %function +func write_ttbr1_el2 b write_ttbr1_el2 -write_ttbr1_el3: ; .type write_ttbr1_el3, %function +func write_ttbr1_el3 b write_ttbr1_el3 -read_hcr: ; .type read_hcr, %function +func read_hcr mrs x0, hcr_el2 ret -write_hcr: ; .type write_hcr, %function +func write_hcr msr hcr_el2, x0 dsb sy isb ret -read_cpacr: ; .type read_cpacr, %function +func read_cpacr mrs x0, cpacr_el1 ret -write_cpacr: ; .type write_cpacr, %function +func write_cpacr msr cpacr_el1, x0 ret -read_cntfrq_el0: ; .type read_cntfrq_el0, %function +func read_cntfrq_el0 mrs x0, cntfrq_el0 ret -write_cntfrq_el0: ; .type write_cntfrq_el0, %function +func write_cntfrq_el0 msr cntfrq_el0, x0 ret -read_cpuectlr: ; .type read_cpuectlr, %function +func read_cpuectlr mrs x0, CPUECTLR_EL1 ret -write_cpuectlr: ; .type write_cpuectlr, %function +func write_cpuectlr msr CPUECTLR_EL1, x0 dsb sy isb ret -read_cnthctl_el2: ; .type read_cnthctl_el2, %function +func read_cnthctl_el2 mrs x0, cnthctl_el2 ret -write_cnthctl_el2: ; .type write_cnthctl_el2, %function +func write_cnthctl_el2 msr cnthctl_el2, x0 ret -read_cntfrq: ; .type read_cntfrq, %function +func read_cntfrq mrs x0, cntfrq_el0 ret -write_cntfrq: ; .type write_cntfrq, %function +func write_cntfrq msr cntfrq_el0, x0 ret -write_scr: ; .type write_scr, %function +func write_scr msr scr_el3, x0 dsb sy isb ret -read_scr: ; .type read_scr, %function +func read_scr mrs x0, scr_el3 ret -read_midr: ; .type read_midr, %function +func read_midr mrs x0, midr_el1 ret -read_mpidr: ; .type read_mpidr, %function +func read_mpidr mrs x0, mpidr_el1 ret #if SUPPORT_VFP -enable_vfp: ; .type enable_vfp, %function +func enable_vfp mrs x0, cpacr_el1 orr x0, x0, #CPACR_VFP_BITS msr cpacr_el1, x0 @@ -822,14 +821,12 @@ enable_vfp: ; .type enable_vfp, %function ret - // int read_fpexc(void) -read_fpexc: ; .type read_fpexc, %function +func read_fpexc b read_fpexc ret - // void write_fpexc(int fpexc) -write_fpexc: ; .type write_fpexc, %function +func write_fpexc b write_fpexc ret |