diff options
Diffstat (limited to 'bl1/aarch64')
| -rw-r--r-- | bl1/aarch64/bl1_context_mgmt.c | 31 |
1 files changed, 16 insertions, 15 deletions
diff --git a/bl1/aarch64/bl1_context_mgmt.c b/bl1/aarch64/bl1_context_mgmt.c index 8be8830a3..2a8d58efd 100644 --- a/bl1/aarch64/bl1_context_mgmt.c +++ b/bl1/aarch64/bl1_context_mgmt.c @@ -1,5 +1,5 @@ /* - * Copyright (c) 2015-2018, ARM Limited and Contributors. All rights reserved. + * Copyright (c) 2015-2020, ARM Limited and Contributors. All rights reserved. * * SPDX-License-Identifier: BSD-3-Clause */ @@ -14,12 +14,6 @@ #include "../bl1_private.h" -/* - * Following array will be used for context management. - * There are 2 instances, for the Secure and Non-Secure contexts. - */ -static cpu_context_t bl1_cpu_context[2]; - /* Following contains the cpu context pointers. */ static void *bl1_cpu_context_ptr[2]; @@ -42,8 +36,15 @@ void cm_set_context(void *context, uint32_t security_state) ******************************************************************************/ void bl1_prepare_next_image(unsigned int image_id) { + + /* + * Following array will be used for context management. + * There are 2 instances, for the Secure and Non-Secure contexts. + */ + static cpu_context_t bl1_cpu_context[2]; + unsigned int security_state, mode = MODE_EL1; - image_desc_t *image_desc; + image_desc_t *desc; entry_point_info_t *next_bl_ep; #if CTX_INCLUDE_AARCH32_REGS @@ -59,17 +60,17 @@ void bl1_prepare_next_image(unsigned int image_id) #endif /* Get the image descriptor. */ - image_desc = bl1_plat_get_image_desc(image_id); - assert(image_desc); + desc = bl1_plat_get_image_desc(image_id); + assert(desc != NULL); /* Get the entry point info. */ - next_bl_ep = &image_desc->ep_info; + next_bl_ep = &desc->ep_info; /* Get the image security state. */ security_state = GET_SECURITY_STATE(next_bl_ep->h.attr); /* Setup the Secure/Non-Secure context if not done already. */ - if (!cm_get_context(security_state)) + if (cm_get_context(security_state) == NULL) cm_set_context(&bl1_cpu_context[security_state], security_state); /* Prepare the SPSR for the next BL image. */ @@ -77,8 +78,8 @@ void bl1_prepare_next_image(unsigned int image_id) mode = MODE_EL2; } - next_bl_ep->spsr = SPSR_64(mode, MODE_SP_ELX, - DISABLE_ALL_EXCEPTIONS); + next_bl_ep->spsr = (uint32_t)SPSR_64((uint64_t) mode, + (uint64_t)MODE_SP_ELX, DISABLE_ALL_EXCEPTIONS); /* Allow platform to make change */ bl1_plat_set_ep_info(image_id, next_bl_ep); @@ -88,7 +89,7 @@ void bl1_prepare_next_image(unsigned int image_id) cm_prepare_el3_exit(security_state); /* Indicate that image is in execution state. */ - image_desc->state = IMAGE_STATE_EXECUTED; + desc->state = IMAGE_STATE_EXECUTED; print_entry_point_info(next_bl_ep); } |