mirror of
https://github.com/ARM-software/arm-trusted-firmware.git
synced 2025-08-17 01:47:00 +02:00
bd9344f670
Use full include paths like it is done for common includes.
This cleanup was started in commit d40e0e08283a ("Sanitise includes
across codebase"), but it only cleaned common files and drivers. This
patch does the same to Arm platforms.
Change-Id: If982e6450bbe84dceb56d464e282bcf5d6d9ab9b
Signed-off-by: Antonio Nino Diaz <antonio.ninodiaz@arm.com>
106 lines
2.3 KiB
C
106 lines
2.3 KiB
C
/*
|
|
* Copyright (c) 2016-2018, ARM Limited and Contributors. All rights reserved.
|
|
*
|
|
* SPDX-License-Identifier: BSD-3-Clause
|
|
*/
|
|
|
|
#include <stdint.h>
|
|
|
|
#include <common/debug.h>
|
|
#include <common/runtime_svc.h>
|
|
#include <lib/pmf/pmf.h>
|
|
#include <plat/arm/common/arm_sip_svc.h>
|
|
#include <plat/arm/common/plat_arm.h>
|
|
#include <tools_share/uuid.h>
|
|
|
|
/* ARM SiP Service UUID */
|
|
DEFINE_SVC_UUID2(arm_sip_svc_uid,
|
|
0x556d75e2, 0x6033, 0xb54b, 0xb5, 0x75,
|
|
0x62, 0x79, 0xfd, 0x11, 0x37, 0xff);
|
|
|
|
static int arm_sip_setup(void)
|
|
{
|
|
if (pmf_setup() != 0)
|
|
return 1;
|
|
return 0;
|
|
}
|
|
|
|
/*
|
|
* This function handles ARM defined SiP Calls
|
|
*/
|
|
static uintptr_t arm_sip_handler(unsigned int smc_fid,
|
|
u_register_t x1,
|
|
u_register_t x2,
|
|
u_register_t x3,
|
|
u_register_t x4,
|
|
void *cookie,
|
|
void *handle,
|
|
u_register_t flags)
|
|
{
|
|
int call_count = 0;
|
|
|
|
/*
|
|
* Dispatch PMF calls to PMF SMC handler and return its return
|
|
* value
|
|
*/
|
|
if (is_pmf_fid(smc_fid)) {
|
|
return pmf_smc_handler(smc_fid, x1, x2, x3, x4, cookie,
|
|
handle, flags);
|
|
}
|
|
|
|
switch (smc_fid) {
|
|
case ARM_SIP_SVC_EXE_STATE_SWITCH: {
|
|
u_register_t pc;
|
|
|
|
/* Allow calls from non-secure only */
|
|
if (!is_caller_non_secure(flags))
|
|
SMC_RET1(handle, STATE_SW_E_DENIED);
|
|
|
|
/* Validate supplied entry point */
|
|
pc = (u_register_t) ((x1 << 32) | (uint32_t) x2);
|
|
if (arm_validate_ns_entrypoint(pc) != 0)
|
|
SMC_RET1(handle, STATE_SW_E_PARAM);
|
|
|
|
/*
|
|
* Pointers used in execution state switch are all 32 bits wide
|
|
*/
|
|
return (uintptr_t) arm_execution_state_switch(smc_fid,
|
|
(uint32_t) x1, (uint32_t) x2, (uint32_t) x3,
|
|
(uint32_t) x4, handle);
|
|
}
|
|
|
|
case ARM_SIP_SVC_CALL_COUNT:
|
|
/* PMF calls */
|
|
call_count += PMF_NUM_SMC_CALLS;
|
|
|
|
/* State switch call */
|
|
call_count += 1;
|
|
|
|
SMC_RET1(handle, call_count);
|
|
|
|
case ARM_SIP_SVC_UID:
|
|
/* Return UID to the caller */
|
|
SMC_UUID_RET(handle, arm_sip_svc_uid);
|
|
|
|
case ARM_SIP_SVC_VERSION:
|
|
/* Return the version of current implementation */
|
|
SMC_RET2(handle, ARM_SIP_SVC_VERSION_MAJOR, ARM_SIP_SVC_VERSION_MINOR);
|
|
|
|
default:
|
|
WARN("Unimplemented ARM SiP Service Call: 0x%x \n", smc_fid);
|
|
SMC_RET1(handle, SMC_UNK);
|
|
}
|
|
|
|
}
|
|
|
|
|
|
/* Define a runtime service descriptor for fast SMC calls */
|
|
DECLARE_RT_SVC(
|
|
arm_sip_svc,
|
|
OEN_SIP_START,
|
|
OEN_SIP_END,
|
|
SMC_TYPE_FAST,
|
|
arm_sip_setup,
|
|
arm_sip_handler
|
|
);
|