hyp/nvhe/sys_regs.c

1 // SPDX-License-Identifier: GPL-2.0-only
7 #include <linux/irqchip/arm-gic-v3.h>
62 	u64 mask = GENMASK_ULL(ARM64_FEATURE_FIELD_BITS - 1, 0);  in get_restricted_features_unsigned()
99 	const struct kvm *kvm = (const struct kvm *)kern_hyp_va(vcpu->kvm);  in get_pvm_id_aa64pfr1()
141 	 * No support for implementation defined features, therefore, hyp has no  in get_pvm_id_aa64afr0()
151 	 * No support for implementation defined features, therefore, hyp has no  in get_pvm_id_aa64afr1()
253 	if (!p->is_write)  in pvm_access_raz_wi()
254 		p->regval = 0;  in pvm_access_raz_wi()
269 	if (p->is_write) {  in pvm_access_id_aarch32()
295 	if (p->is_write) {  in pvm_access_id_aarch64()
300 	p->regval = read_id_reg(vcpu, r);  in pvm_access_id_aarch64()
309 	if (!p->is_write)  in pvm_gic_read_sre()
310 		p->regval = ICC_SRE_EL1_DIB | ICC_SRE_EL1_DFB | ICC_SRE_EL1_SRE;  in pvm_gic_read_sre()
322  * sys_reg_desc initialiser for architecturally unallocated cpufeature ID
331 /* Mark the specified system register as Read-As-Zero/Write-Ignored */
452  * Checks that the sysreg table is unique and in-order.
461 		if (cmp_sys_reg(&pvm_sys_reg_descs[i-1], &pvm_sys_reg_descs[i]) >= 0)  in kvm_check_pvm_sysreg_table()
493 	if (r->access == NULL)  in kvm_handle_pvm_sysreg()
497 	if (r->access(vcpu, &params, r))  in kvm_handle_pvm_sysreg()