diff options
Diffstat (limited to 'services/std_svc/spm/spm_private.h')
| -rw-r--r-- | services/std_svc/spm/spm_private.h | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/services/std_svc/spm/spm_private.h b/services/std_svc/spm/spm_private.h index 9a4e82b2..a8234c36 100644 --- a/services/std_svc/spm/spm_private.h +++ b/services/std_svc/spm/spm_private.h @@ -61,8 +61,13 @@ typedef struct sp_context { /* Base and size of the shared SPM<->SP buffer */ uintptr_t spm_sp_buffer_base; size_t spm_sp_buffer_size; + spinlock_t spm_sp_buffer_lock; } sp_context_t; +/* Functions used to enter/exit a Secure Partition synchronously */ +uint64_t spm_sp_synchronous_entry(sp_context_t *sp_ctx); +__dead2 void spm_sp_synchronous_exit(uint64_t rc); + /* Assembly helpers */ uint64_t spm_secure_partition_enter(uint64_t *c_rt_ctx); void __dead2 spm_secure_partition_exit(uint64_t c_rt_ctx, uint64_t ret); @@ -70,6 +75,11 @@ void __dead2 spm_secure_partition_exit(uint64_t c_rt_ctx, uint64_t ret); /* Secure Partition setup */ void spm_sp_setup(sp_context_t *sp_ctx); +/* Secure Partition state management helpers */ +void sp_state_set(sp_context_t *sp_ptr, sp_state_t state); +void sp_state_wait_switch(sp_context_t *sp_ptr, sp_state_t from, sp_state_t to); +int sp_state_try_switch(sp_context_t *sp_ptr, sp_state_t from, sp_state_t to); + /* Functions related to the translation tables management */ xlat_ctx_t *spm_sp_xlat_context_alloc(void); void sp_map_memory_regions(sp_context_t *sp_ctx); |