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Diffstat (limited to '')
| -rw-r--r-- | plat/renesas/common/include/plat_macros.S | 88 |
1 files changed, 88 insertions, 0 deletions
diff --git a/plat/renesas/common/include/plat_macros.S b/plat/renesas/common/include/plat_macros.S new file mode 100644 index 0000000..927cd39 --- /dev/null +++ b/plat/renesas/common/include/plat_macros.S @@ -0,0 +1,88 @@ +/* + * Copyright (c) 2015-2017, Renesas Electronics Corporation. All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#include <drivers/arm/cci.h> +#include <drivers/arm/gic_common.h> +#include <drivers/arm/gicv2.h> + +#include "rcar_def.h" + +.section .rodata.gic_reg_name, "aS" +gicc_regs: + .asciz "gicc_hppir", "gicc_ahppir", "gicc_ctlr", "" +gicd_pend_reg: + .asciz "gicd_ispendr regs (Offsets 0x200 - 0x278)\n Offset:\t\t\tvalue\n" +newline: + .asciz "\n" +spacer: + .asciz ":\t\t0x" + + /* --------------------------------------------- + * The below 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 + mov_imm x17, RCAR_GICC_BASE + mov_imm x16, RCAR_GICD_BASE +print_gicc_regs: + /* gicc base address is now in x17 */ + adr x6, gicc_regs /* Load the gicc reg list to x6 */ + /* Load the gicc regs to gp regs used by str_in_crash_buf_print */ + ldr w8, [x17, #GICC_HPPIR] + ldr w9, [x17, #GICC_AHPPIR] + ldr w10, [x17, #GICC_CTLR] + /* Store to the crash buf and print to console */ + bl str_in_crash_buf_print + + /* Print the GICD_ISPENDR regs */ + add x7, x16, #GICD_ISPENDR + adr x4, gicd_pend_reg + bl asm_print_str +gicd_ispendr_loop: + sub x4, x7, x16 + cmp x4, #0x280 + b.eq exit_print_gic_regs + bl asm_print_hex + adr x4, spacer + bl asm_print_str + ldr x4, [x7], #8 + bl asm_print_hex + adr x4, newline + bl asm_print_str + b gicd_ispendr_loop +exit_print_gic_regs: + .endm + +.section .rodata.cci_reg_name, "aS" +cci_iface_regs: + .asciz "cci_snoop_ctrl_cluster0", "cci_snoop_ctrl_cluster1" , "" + + /* ------------------------------------------------ + * The below macro prints out relevant interconnect + * registers whenever an unhandled exception is + * taken in BL3-1. + * Clobbers: x0 - x9, sp + * ------------------------------------------------ + */ + .macro plat_print_interconnect_regs + adr x6, cci_iface_regs + /* Store in x7 the base address of the first interface */ + mov_imm x7, (CCI500_BASE + SLAVE_IFACE3_OFFSET) + ldr w8, [x7, #SNOOP_CTRL_REG] + /* Store in x7 the base address of the second interface */ + mov_imm x7, (CCI500_BASE + SLAVE_IFACE4_OFFSET) + ldr w9, [x7, #SNOOP_CTRL_REG] + /* Store to the crash buf and print to console */ + bl str_in_crash_buf_print + .endm + + .macro plat_crash_print_regs + plat_print_gic_regs + plat_print_interconnect_regs + .endm |