| /* SPDX-License-Identifier: GPL-2.0-only */ |
| |
| /* |
| * Copyright (c) 2021, Microsoft Corporation. |
| * Pasha Tatashin <pasha.tatashin@soleen.com> |
| */ |
| |
| #include <linux/linkage.h> |
| #include <asm/assembler.h> |
| #include <asm/kvm_asm.h> |
| |
| .macro invalid_vector label |
| SYM_CODE_START_LOCAL(\label) |
| .align 7 |
| b \label |
| SYM_CODE_END(\label) |
| .endm |
| |
| .macro el1_sync_vector |
| SYM_CODE_START_LOCAL(el1_sync) |
| .align 7 |
| cmp x0, #HVC_SET_VECTORS /* Called from hibernate */ |
| b.ne 1f |
| msr vbar_el2, x1 |
| mov x0, xzr |
| eret |
| 1: cmp x0, #HVC_SOFT_RESTART /* Called from kexec */ |
| b.ne 2f |
| mov x0, x2 |
| mov x2, x4 |
| mov x4, x1 |
| mov x1, x3 |
| br x4 |
| 2: /* Unexpected argument, set an error */ |
| mov_q x0, HVC_STUB_ERR |
| eret |
| SYM_CODE_END(el1_sync) |
| .endm |
| |
| SYM_CODE_START(trans_pgd_stub_vectors) |
| invalid_vector hyp_stub_el2t_sync_invalid // Synchronous EL2t |
| invalid_vector hyp_stub_el2t_irq_invalid // IRQ EL2t |
| invalid_vector hyp_stub_el2t_fiq_invalid // FIQ EL2t |
| invalid_vector hyp_stub_el2t_error_invalid // Error EL2t |
| |
| invalid_vector hyp_stub_el2h_sync_invalid // Synchronous EL2h |
| invalid_vector hyp_stub_el2h_irq_invalid // IRQ EL2h |
| invalid_vector hyp_stub_el2h_fiq_invalid // FIQ EL2h |
| invalid_vector hyp_stub_el2h_error_invalid // Error EL2h |
| |
| el1_sync_vector // Synchronous 64-bit EL1 |
| invalid_vector hyp_stub_el1_irq_invalid // IRQ 64-bit EL1 |
| invalid_vector hyp_stub_el1_fiq_invalid // FIQ 64-bit EL1 |
| invalid_vector hyp_stub_el1_error_invalid // Error 64-bit EL1 |
| |
| invalid_vector hyp_stub_32b_el1_sync_invalid // Synchronous 32-bit EL1 |
| invalid_vector hyp_stub_32b_el1_irq_invalid // IRQ 32-bit EL1 |
| invalid_vector hyp_stub_32b_el1_fiq_invalid // FIQ 32-bit EL1 |
| invalid_vector hyp_stub_32b_el1_error_invalid // Error 32-bit EL1 |
| .align 11 |
| SYM_INNER_LABEL(__trans_pgd_stub_vectors_end, SYM_L_LOCAL) |
| SYM_CODE_END(trans_pgd_stub_vectors) |
| |
| # Check the trans_pgd_stub_vectors didn't overflow |
| .org . - (__trans_pgd_stub_vectors_end - trans_pgd_stub_vectors) + SZ_2K |
