| /* |
| * Copyright (c) 2014-2015, ARM Limited and Contributors. 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 __PLAT_MACROS_S__ |
| #define __PLAT_MACROS_S__ |
| |
| #include <arm_macros.S> |
| #include <v2m_def.h> |
| #include "../fvp_def.h" |
| |
| /* --------------------------------------------- |
| * The below required platform porting macro |
| * prints out relevant GIC registers whenever an |
| * unhandled exception is taken in BL3-1. |
| * Clobbers: x0 - x10, x16, x17, sp |
| * --------------------------------------------- |
| */ |
| .macro plat_print_gic_regs |
| /* |
| * Detect if we're using the base memory map or |
| * the legacy VE memory map |
| */ |
| mov_imm x0, (V2M_SYSREGS_BASE + V2M_SYS_ID) |
| ldr w16, [x0] |
| /* Extract BLD (12th - 15th bits) from the SYS_ID */ |
| ubfx x16, x16, #V2M_SYS_ID_BLD_SHIFT, #4 |
| /* Check if VE mmap */ |
| cmp w16, #BLD_GIC_VE_MMAP |
| b.eq use_ve_mmap |
| /* Check if Cortex-A53/A57 mmap */ |
| cmp w16, #BLD_GIC_A53A57_MMAP |
| b.ne exit_print_gic_regs |
| mov_imm x17, BASE_GICC_BASE |
| mov_imm x16, BASE_GICD_BASE |
| b print_gicc_regs |
| use_ve_mmap: |
| mov_imm x17, VE_GICC_BASE |
| mov_imm x16, VE_GICD_BASE |
| print_gicc_regs: |
| arm_print_gic_regs |
| .endm |
| |
| #endif /* __PLAT_MACROS_S__ */ |