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Write a significant chunk of coldboot init...

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...merge start.cold.s and start.warm.s, other changes, etc.
This commit is contained in:
TuxSH 2018-02-25 03:34:15 +01:00
parent be67169390
commit a00e68e94a
14 changed files with 394 additions and 291 deletions
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16
exosphere/smc_api.c
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@ -1,6 +1,8 @@
#include <stdint.h>
#include "utils.h"
#include "memory_map.h"
#include "configitem.h"
#include "cpu_context.h"
#include "lock.h"
@ -107,6 +109,20 @@ smc_table_t g_smc_tables[2] = {
bool g_is_user_smc_in_progress = false;
bool g_is_priv_smc_in_progress = false;
uintptr_t get_smc_core012_stack_address(void) {
return tzram_get_segment_address(TZRAM_SEGMENT_ID_CORE012_STACK) + 0x1000;
}
uintptr_t get_exception_entry_core3_stack_address(unsigned int core_id) {
/* For core3, this is also the smc stack */
if (core_id == 3) {
return tzram_get_segment_address(TZRAM_SEGMENT_ID_CORE3_STACK) + 0x1000;
}
else {
return tzram_get_segment_address(TZRAM_SEGEMENT_ID_SECMON_EVT) + 0x80 * (core_id + 1);
}
}
/* Privileged SMC lock must be available to exceptions.s. */
void set_priv_smc_in_progress(void) {
lock_acquire(&g_is_priv_smc_in_progress);