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1d0ca40e90
This patch also adds an initial RMM Boot Manifest (v0.1) for fvp platform. Signed-off-by: Javier Almansa Sobrino <javier.almansasobrino@arm.com> Change-Id: I1374f8f9cb207028f1820953cd2a5cf6d6c3b948
59 lines
1.4 KiB
C
59 lines
1.4 KiB
C
/*
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* Copyright (c) 2022, Arm Limited. All rights reserved.
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*
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* SPDX-License-Identifier: BSD-3-Clause
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*/
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#include <plat/common/platform.h>
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#include <services/rmmd_svc.h>
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#include "trp_private.h"
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/*
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* Per cpu data structure to populate parameters for an SMC in C code and use
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* a pointer to this structure in assembler code to populate x0-x7
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*/
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static trp_args_t trp_smc_args[PLATFORM_CORE_COUNT];
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/*
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* Set the arguments for SMC call
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*/
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trp_args_t *set_smc_args(uint64_t arg0,
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uint64_t arg1,
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uint64_t arg2,
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uint64_t arg3,
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uint64_t arg4,
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uint64_t arg5,
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uint64_t arg6,
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uint64_t arg7)
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{
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uint32_t linear_id;
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trp_args_t *pcpu_smc_args;
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/*
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* Return to Secure Monitor by raising an SMC. The results of the
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* service are passed as an arguments to the SMC
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*/
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linear_id = plat_my_core_pos();
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pcpu_smc_args = &trp_smc_args[linear_id];
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write_trp_arg(pcpu_smc_args, TRP_ARG0, arg0);
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write_trp_arg(pcpu_smc_args, TRP_ARG1, arg1);
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write_trp_arg(pcpu_smc_args, TRP_ARG2, arg2);
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write_trp_arg(pcpu_smc_args, TRP_ARG3, arg3);
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write_trp_arg(pcpu_smc_args, TRP_ARG4, arg4);
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write_trp_arg(pcpu_smc_args, TRP_ARG5, arg5);
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write_trp_arg(pcpu_smc_args, TRP_ARG6, arg6);
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write_trp_arg(pcpu_smc_args, TRP_ARG7, arg7);
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return pcpu_smc_args;
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}
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/*
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* Abort the boot process with the reason given in err.
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*/
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__dead2 void trp_boot_abort(uint64_t err)
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{
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(void)trp_smc(set_smc_args(RMM_BOOT_COMPLETE, err, 0, 0, 0, 0, 0, 0));
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panic();
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}
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