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https://github.com/Atmosphere-NX/Atmosphere.git
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58 lines
1.6 KiB
C
58 lines
1.6 KiB
C
#include "utils.h"
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#include "mmu.h"
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#include "memory_map.h"
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#include "cpu_context.h"
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#include "bootconfig.h"
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#include "configitem.h"
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#include "masterkey.h"
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#include "bootup.h"
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#include "smc_api.h"
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#include "se.h"
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#include "mc.h"
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#include "interrupt.h"
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void __attribute__((noreturn)) warmboot_main(void) {
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/*
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This function and its callers are reached in either of the following events, under normal conditions:
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- warmboot (core 3)
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- cpu_on
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*/
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if (is_core_active(get_core_id())) {
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panic(0xF7F00009); /* invalid CPU context */
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}
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/* IRAM C+D identity mapping has actually been removed on coldboot but we don't really care */
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identity_unmap_iram_cd_tzram();
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/* On warmboot (not cpu_on) only */
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if (MC_SECURITY_CFG3_0 == 0) {
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if (!configitem_is_retail()) {
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/* TODO: uart_log("OHAYO"); */
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}
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/* Sanity check the Security Engine. */
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se_verify_flags_cleared();
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/* Initialize interrupts. */
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intr_initialize_gic_nonsecure();
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bootup_misc_mmio();
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/* Make PMC (2.x+), MC (4.x+) registers secure-only */
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secure_additional_devices();
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/* TODO: car+clkreset stuff, some other mmio (?) */
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if (mkey_get_revision() >= MASTERKEY_REVISION_400_CURRENT) {
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setup_4x_mmio(); /* TODO */
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}
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}
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clear_priv_smc_in_progress();
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setup_current_core_state();
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/* Update SCR_EL3 depending on value in Bootconfig. */
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set_extabt_serror_taken_to_el3(bootconfig_take_extabt_serror_to_el3());
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core_jump_to_lower_el();
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}
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