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Added functions to portably manipulate process context

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This commit is contained in:
ngiddings
2022-08-17 01:41:59 -05:00
parent bbf2325a60
commit bfb56fcbb3
2 changed files with 36 additions and 1 deletions
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17
include/platform/context.h
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@@ -2,10 +2,25 @@
struct process_context_t;
void *initialize_context(void *task_entry);
/**
* @brief Allocates a new process context and initializes it with the given
* program counter.
*
* @param task_entry
* @return void*
*/
void *initialize_context(void *pc);
void destroy_context(void *ctx);
void save_context(struct process_context_t *context);
void load_context(struct process_context_t *context);
void set_context_pc(struct process_context_t *context, void *pc);
void set_context_stack(struct process_context_t *context, void *stack);
void set_context_flags(struct process_context_t *context, unsigned long flags);
void set_context_return(struct process_context_t *context, unsigned long value);