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Fix up package2.c, current build makes it to the panic() on hardware

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This commit is contained in:
Michael Scire 2018-03-01 21:15:19 -08:00
parent 2390df4d07
commit 7b6d15ec36
1 changed files with 19 additions and 24 deletions
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43
exosphere/src/package2.c
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@ -335,37 +335,26 @@ static void load_package2_sections(package2_meta_t *metadata, uint32_t master_ke
}
static void sync_with_nx_bootloader(int state) {
if (MAILBOX_NX_BOOTLOADER_SETUP_STATE == state - 1) {
while (MAILBOX_NX_BOOTLOADER_SETUP_STATE < state) {
wait(1);
}
while (MAILBOX_NX_BOOTLOADER_SETUP_STATE < state) {
wait(100);
}
}
static void identity_unmap_iram_cd_tzram(void) {
static void identity_unmap_iram_cd(void) {
/* See also: configure_ttbls (in coldboot_init.c). */
uintptr_t *mmu_l1_tbl = (uintptr_t *)(TZRAM_GET_SEGMENT_PA(TZRAM_SEGEMENT_ID_SECMON_EVT) + 0x800 - 64);
uintptr_t *mmu_l2_tbl = (uintptr_t *)TZRAM_GET_SEGMENT_PA(TZRAM_SEGMENT_ID_L2_TRANSLATION_TABLE);
uintptr_t *mmu_l3_tbl = (uintptr_t *)TZRAM_GET_SEGMENT_PA(TZRAM_SEGMENT_ID_L3_TRANSLATION_TABLE);
mmu_unmap_range(3, mmu_l3_tbl, IDENTITY_GET_MAPPING_ADDRESS(IDENTITY_MAPPING_IRAM_CD), IDENTITY_GET_MAPPING_SIZE(IDENTITY_MAPPING_IRAM_CD));
mmu_unmap_range(3, mmu_l3_tbl, IDENTITY_GET_MAPPING_ADDRESS(IDENTITY_MAPPING_TZRAM), IDENTITY_GET_MAPPING_SIZE(IDENTITY_MAPPING_TZRAM));
mmu_unmap(2, mmu_l2_tbl, 0x40000000);
mmu_unmap(2, mmu_l2_tbl, 0x7C000000);
mmu_unmap(1, mmu_l1_tbl, 0x40000000);
tlb_invalidate_all_inner_shareable();
}
static void indentity_unmap_dram(void) {
uintptr_t *mmu_l1_tbl = (uintptr_t *)(TZRAM_GET_SEGMENT_PA(TZRAM_SEGEMENT_ID_SECMON_EVT) + 0x800 - 64);
mmu_unmap_range(1, mmu_l1_tbl, IDENTITY_GET_MAPPING_ADDRESS(IDENTITY_MAPPING_DRAM), IDENTITY_GET_MAPPING_SIZE(IDENTITY_MAPPING_DRAM));
tlb_invalidate_all_inner_shareable();
}
uintptr_t get_pk2ldr_stack_address(void) {
return TZRAM_GET_SEGMENT_ADDRESS(TZRAM_SEGMENT_ID_PK2LDR) + 0x2000;
}
@ -373,10 +362,11 @@ uintptr_t get_pk2ldr_stack_address(void) {
/* This function is called during coldboot init, and validates a package2. */
/* This package2 is read into memory by a concurrent BPMP bootloader. */
void load_package2(coldboot_crt0_reloc_list_t *reloc_list) {
/* Setup the Security Engine. */
setup_se();
wait(1000);
/* TODO: bootup_misc_mmio(). */
/* This func will also be called on warmboot. */
/* And will verify stored SE Test Vector, clear keyslots, */
@ -388,32 +378,29 @@ void load_package2(coldboot_crt0_reloc_list_t *reloc_list) {
/* TODO: initalize cpu context */
/* TODO: Read and save BOOTREASON stored by NX_BOOTLOADER at 0x1F009FE00 */
/* Initialize cache'd random bytes for kernel. */
randomcache_init();
/* memclear the initial copy of Exosphere running in IRAM (relocated to TZRAM by earlier code). */
memset((void *)reloc_list->reloc_base, 0, reloc_list->loaded_bin_size);
/* Let NX Bootloader know that we're running. */
MAILBOX_NX_BOOTLOADER_IS_SECMON_AWAKE = 1;
/* Wait for 1 second, to allow time for NX_BOOTLOADER to draw to the screen. This is useful for debugging. */
wait(1000000);
/* Synchronize with NX BOOTLOADER. */
sync_with_nx_bootloader(NX_BOOTLOADER_STATE_MOVED_BOOTCONFIG);
/* Load Boot Config into global. */
setup_boot_config();
/* Synchronize with NX BOOTLOADER. */
sync_with_nx_bootloader(NX_BOOTLOADER_STATE_LOADED_PACKAGE2);
/* Remove the identity mapping for iRAM-C+D and TZRAM */
identity_unmap_iram_cd_tzram();
/* Remove the identity mapping for iRAM-C+D */
identity_unmap_iram_cd();
/* Load header from NX_BOOTLOADER-initialized DRAM. */
package2_header_t header;
@ -434,11 +421,15 @@ void load_package2(coldboot_crt0_reloc_list_t *reloc_list) {
flush_dcache_all();
invalidate_icache_all(); /* non-broadcasting */
/* TODO: Update SCR_EL3 depending on value in Bootconfig. */
/* Set CORE0 entrypoint for Package2. */
set_core_entrypoint_and_argument(0, DRAM_BASE_PHYSICAL + header.metadata.entrypoint, 0);
/* Remove the DRAM identity mapping. */
indentity_unmap_dram();
/* Remove the DRAM identity mapping. TODO: Should we bother? */
/* indentity_unmap_dram(); */
/* TODO: Update SCR_EL3 depending on value in Bootconfig. */
/* Synchronize with NX BOOTLOADER. */
sync_with_nx_bootloader(NX_BOOTLOADER_STATE_FINISHED);
@ -446,4 +437,8 @@ void load_package2(coldboot_crt0_reloc_list_t *reloc_list) {
/* TODO: lots of boring MMIO */
/* TODO: Update SCR_EL3 depending on value in Bootconfig. */
if (MAILBOX_NX_BOOTLOADER_IS_SECMON_AWAKE) {
panic(0xFFF00001);
}
}