OmniNX/Atmosphere
2
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Use the boot critical section

Browse Source
This commit is contained in:
TuxSH
2018-03-03 03:43:46 +01:00
parent 92d2abaf1c
commit 93864f2289
6 changed files with 69 additions and 18 deletions
Download Patch File Download Diff File Expand all files Collapse all files

17
exosphere/src/warmboot_init.c
View File

@@ -2,6 +2,8 @@
#include "memory_map.h"
#include "arm.h"
#include "synchronization.h"
/* start.s */
void __set_memory_registers(uintptr_t ttbr0, uintptr_t vbar, uint64_t cpuectlr, uint32_t scr,
uint32_t tcr, uint32_t cptr, uint64_t mair, uint32_t sctlr);
@@ -10,6 +12,21 @@ uintptr_t get_warmboot_crt0_stack_address(void) {
return TZRAM_GET_SEGMENT_PA(TZRAM_SEGMENT_ID_CORE012_STACK) + 0x800;
}
uintptr_t get_warmboot_crt0_stack_address_critsec_enter(void) {
unsigned int core_id = get_core_id();
if (core_id) {
return TZRAM_GET_SEGMENT_PA(TZRAM_SEGMENT_ID_CORE3_STACK) + 0x1000;
}
else {
return TZRAM_GET_SEGMENT_PA(TZRAM_SEGEMENT_ID_SECMON_EVT) + 0x80 * (core_id + 1);
}
}
void warmboot_crt0_critical_section_enter(volatile critical_section_t *critical_section) {
critical_section_enter(critical_section);
}
void set_memory_registers_enable_mmu(void) {
static const uintptr_t vbar = TZRAM_GET_SEGMENT_PA(TZRAM_SEGEMENT_ID_SECMON_EVT) + 0x800;
static const uintptr_t ttbr0 = vbar - 64;