| Antonio Nino Diaz | 272e871 | 2018-09-18 01:36:00 +0100 | [diff] [blame] | 1 | /* |
| Carlo Caione | 60c828b | 2019-08-24 18:51:48 +0100 | [diff] [blame] | 2 | * Copyright (c) 2018-2019, ARM Limited and Contributors. All rights reserved. |
| Antonio Nino Diaz | 272e871 | 2018-09-18 01:36:00 +0100 | [diff] [blame] | 3 | * |
| 4 | * SPDX-License-Identifier: BSD-3-Clause |
| 5 | */ |
| 6 | |
| 7 | #ifndef PLAT_MACROS_S |
| 8 | #define PLAT_MACROS_S |
| 9 | |
| Antonio Nino Diaz | e0f9063 | 2018-12-14 00:18:21 +0000 | [diff] [blame] | 10 | #include <drivers/arm/gicv2.h> |
| Antonio Nino Diaz | 272e871 | 2018-09-18 01:36:00 +0100 | [diff] [blame] | 11 | #include <platform_def.h> |
| 12 | |
| 13 | .section .rodata.gic_reg_name, "aS" |
| 14 | |
| 15 | gicc_regs: |
| 16 | .asciz "gicc_hppir", "gicc_ahppir", "gicc_ctlr", "" |
| 17 | gicd_pend_reg: |
| 18 | .asciz "gicd_ispendr regs (Offsets 0x200 - 0x278)\n Offset:\t\t\tvalue\n" |
| 19 | newline: |
| 20 | .asciz "\n" |
| 21 | spacer: |
| 22 | .asciz ":\t\t0x" |
| 23 | |
| 24 | /* --------------------------------------------- |
| 25 | * The below required platform porting macro |
| 26 | * prints out relevant GIC and CCI registers |
| 27 | * whenever an unhandled exception is taken in |
| 28 | * BL31. |
| 29 | * Clobbers: x0 - x10, x16, x17, sp |
| 30 | * --------------------------------------------- |
| 31 | */ |
| 32 | .macro plat_crash_print_regs |
| 33 | |
| 34 | /* GICC registers */ |
| 35 | |
| Carlo Caione | 60c828b | 2019-08-24 18:51:48 +0100 | [diff] [blame] | 36 | mov_imm x17, AML_GICC_BASE |
| Antonio Nino Diaz | 272e871 | 2018-09-18 01:36:00 +0100 | [diff] [blame] | 37 | |
| 38 | adr x6, gicc_regs |
| 39 | ldr w8, [x17, #GICC_HPPIR] |
| 40 | ldr w9, [x17, #GICC_AHPPIR] |
| 41 | ldr w10, [x17, #GICC_CTLR] |
| 42 | bl str_in_crash_buf_print |
| 43 | |
| 44 | /* GICD registers */ |
| 45 | |
| Carlo Caione | 60c828b | 2019-08-24 18:51:48 +0100 | [diff] [blame] | 46 | mov_imm x16, AML_GICD_BASE |
| Antonio Nino Diaz | 272e871 | 2018-09-18 01:36:00 +0100 | [diff] [blame] | 47 | |
| 48 | add x7, x16, #GICD_ISPENDR |
| 49 | adr x4, gicd_pend_reg |
| 50 | bl asm_print_str |
| 51 | |
| 52 | gicd_ispendr_loop: |
| 53 | sub x4, x7, x16 |
| 54 | cmp x4, #0x280 |
| 55 | b.eq exit_print_gic_regs |
| 56 | bl asm_print_hex |
| 57 | |
| 58 | adr x4, spacer |
| 59 | bl asm_print_str |
| 60 | |
| 61 | ldr x4, [x7], #8 |
| 62 | bl asm_print_hex |
| 63 | |
| 64 | adr x4, newline |
| 65 | bl asm_print_str |
| 66 | b gicd_ispendr_loop |
| 67 | exit_print_gic_regs: |
| 68 | |
| 69 | .endm |
| 70 | |
| 71 | #endif /* PLAT_MACROS_S */ |