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authorDan Handley <dan.handley@arm.com>2014-04-09 12:48:25 +0100
committerDan Handley <dan.handley@arm.com>2014-05-06 12:35:02 +0100
commit4ecca33988b90de43ec4f4a929094a38a23fda31 (patch)
treead1fa01314b562bfbdac77a39451ef7967c0ff03 /common/runtime_svc.c
parentb495bdef190acf166c713e138b61c5bb25402fc0 (diff)
Move include and source files to logical locations
Move almost all system include files to a logical sub-directory under ./include. The only remaining system include directories not under ./include are specific to the platform. Move the corresponding source files to match the include directory structure. Also remove pm.h as it is no longer used. Change-Id: Ie5ea6368ec5fad459f3e8a802ad129135527f0b3
Diffstat (limited to 'common/runtime_svc.c')
-rw-r--r--common/runtime_svc.c155
1 files changed, 0 insertions, 155 deletions
diff --git a/common/runtime_svc.c b/common/runtime_svc.c
deleted file mode 100644
index 1628e8db..00000000
--- a/common/runtime_svc.c
+++ /dev/null
@@ -1,155 +0,0 @@
-/*
- * Copyright (c) 2013-2014, 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.
- */
-
-#include <stdio.h>
-#include <string.h>
-#include <errno.h>
-#include <assert.h>
-#include <arch_helpers.h>
-#include <console.h>
-#include <platform.h>
-#include <semihosting.h>
-#include <bl_common.h>
-#include <psci.h>
-#include <runtime_svc.h>
-#include <context.h>
-#include <debug.h>
-#include <context_mgmt.h>
-
-/*******************************************************************************
- * The 'rt_svc_descs' array holds the runtime service descriptors exported by
- * services by placing them in the 'rt_svc_descs' linker section.
- * The 'rt_svc_descs_indices' array holds the index of a descriptor in the
- * 'rt_svc_descs' array. When an SMC arrives, the OEN[29:24] bits and the call
- * type[31] bit in the function id are combined to get an index into the
- * 'rt_svc_descs_indices' array. This gives the index of the descriptor in the
- * 'rt_svc_descs' array which contains the SMC handler.
- ******************************************************************************/
-#define RT_SVC_DESCS_START ((uint64_t) (&__RT_SVC_DESCS_START__))
-#define RT_SVC_DESCS_END ((uint64_t) (&__RT_SVC_DESCS_END__))
-uint8_t rt_svc_descs_indices[MAX_RT_SVCS];
-static rt_svc_desc *rt_svc_descs;
-
-/*******************************************************************************
- * Simple routine to sanity check a runtime service descriptor before using it
- ******************************************************************************/
-static int32_t validate_rt_svc_desc(rt_svc_desc *desc)
-{
- if (desc == NULL)
- return -EINVAL;
-
- if (desc->start_oen > desc->end_oen)
- return -EINVAL;
-
- if (desc->end_oen >= OEN_LIMIT)
- return -EINVAL;
-
- if (desc->call_type != SMC_TYPE_FAST && desc->call_type != SMC_TYPE_STD)
- return -EINVAL;
-
- /* A runtime service having no init or handle function doesn't make sense */
- if (desc->init == NULL && desc->handle == NULL)
- return -EINVAL;
-
- return 0;
-}
-
-/*******************************************************************************
- * This function calls the initialisation routine in the descriptor exported by
- * a runtime service. Once a descriptor has been validated, its start & end
- * owning entity numbers and the call type are combined to form a unique oen.
- * The unique oen is used as an index into the 'rt_svc_descs_indices' array.
- * The index of the runtime service descriptor is stored at this index.
- ******************************************************************************/
-void runtime_svc_init()
-{
- int32_t rc = 0;
- uint32_t index, start_idx, end_idx;
- uint64_t rt_svc_descs_num;
-
- /* If no runtime services are implemented then simply bail out */
- rt_svc_descs_num = RT_SVC_DESCS_END - RT_SVC_DESCS_START;
- rt_svc_descs_num /= sizeof(rt_svc_desc);
- if (rt_svc_descs_num == 0)
- return;
-
- /* Initialise internal variables to invalid state */
- memset(rt_svc_descs_indices, -1, sizeof(rt_svc_descs_indices));
-
- rt_svc_descs = (rt_svc_desc *) RT_SVC_DESCS_START;
- for (index = 0; index < rt_svc_descs_num; index++) {
-
- /*
- * An invalid descriptor is an error condition since it is
- * difficult to predict the system behaviour in the absence
- * of this service.
- */
- rc = validate_rt_svc_desc(&rt_svc_descs[index]);
- if (rc) {
- ERROR("Invalid runtime service descriptor 0x%x (%s)\n",
- &rt_svc_descs[index],
- rt_svc_descs[index].name);
- goto error;
- }
-
- /* Call the initialisation routine for this runtime service */
- rc = rt_svc_descs[index].init();
- if (rc) {
- ERROR("Error initializing runtime service %s\n",
- rt_svc_descs[index].name);
- } else {
- /*
- * Fill the indices corresponding to the start and end
- * owning entity numbers with the index of the
- * descriptor which will handle the SMCs for this owning
- * entity range.
- */
- start_idx = get_unique_oen(rt_svc_descs[index].start_oen,
- rt_svc_descs[index].call_type);
- end_idx = get_unique_oen(rt_svc_descs[index].end_oen,
- rt_svc_descs[index].call_type);
-
- for (; start_idx <= end_idx; start_idx++)
- rt_svc_descs_indices[start_idx] = index;
- }
- }
-
- return;
-error:
- panic();
-}
-
-void fault_handler(void *handle)
-{
- gp_regs *gpregs_ctx = get_gpregs_ctx(handle);
- ERROR("Unhandled synchronous fault. Register dump @ 0x%x \n",
- gpregs_ctx);
- panic();
-}