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Exosphere: Fix SE definition bug, misc other bugs. Now boots on 1.0.0

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This commit is contained in:
Michael Scire 2018-06-01 00:46:05 -06:00
parent 1058ac7b2d
commit af9bee6e7f
6 changed files with 100 additions and 86 deletions
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2
exosphere/src/package2.c
View file

@ -425,7 +425,7 @@ void load_package2(coldboot_crt0_reloc_list_t *reloc_list) {
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);
/* wait(1000000); */
/* Synchronize with NX BOOTLOADER. */
sync_with_nx_bootloader(NX_BOOTLOADER_STATE_MOVED_BOOTCONFIG);

4
exosphere/src/se.h
View file

@ -108,10 +108,10 @@ typedef struct security_engine {
uint32_t _0x21C;
uint32_t _0x220;
uint32_t _0x224;
uint8_t _0x228[0x5C];
uint8_t _0x228[0x58];
uint32_t AES_KEY_READ_DISABLE_REG;
uint32_t AES_KEYSLOT_FLAGS[0x10];
uint8_t _0x2C8[0x38];
uint8_t _0x2C4[0x3C];
uint32_t _0x300;
uint32_t CRYPTO_REG;
uint32_t CRYPTO_CTR_REG[4];

18
exosphere/src/smc_api.c
View file

@ -24,6 +24,8 @@
#define SMC_USER_HANDLERS 0x13
#define SMC_PRIV_HANDLERS 0x9
#define DEBUG_LOG_SMCS 0
/* User SMC prototypes */
uint32_t smc_set_config(smc_args_t *args);
uint32_t smc_get_config(smc_args_t *args);
@ -141,7 +143,7 @@ void set_version_specific_smcs(void) {
g_smc_user_table[0xD].handler = smc_decrypt_or_import_rsa_key;
break;
default:
panic_predefined(0xF);
panic_predefined(0xA);
}
}
@ -199,6 +201,8 @@ void clear_smc_callback(uint64_t key) {
}
}
_Atomic uint64_t num_smcs_called = 0;
void call_smc_handler(uint32_t handler_id, smc_args_t *args) {
unsigned char smc_id;
unsigned int result;
@ -229,10 +233,14 @@ void call_smc_handler(uint32_t handler_id, smc_args_t *args) {
if ((smc_handler = g_smc_tables[handler_id].handlers[smc_id].handler) == NULL) {
generic_panic();
}
MAKE_REG32(MMIO_GET_DEVICE_ADDRESS(MMIO_DEVID_DEBUG_IRAM)) = 0xD0D0D0D0;
MAKE_REG32(MMIO_GET_DEVICE_ADDRESS(MMIO_DEVID_RTC_PMC) + 0x400ull) = 0x10;
#if DEBUG_LOG_SMCS
if (handler_id == SMC_HANDLER_USER) {
uint64_t num = atomic_fetch_add(&num_smcs_called, 1);
*(volatile smc_args_t *)(get_iram_address_for_debug() + 0x100 + ((0x40 * num) & 0x3FFF)) = *args;
}
#endif
/* Call function. */
args->X[0] = smc_handler(args);
if (args->X[0])

21
exosphere/src/utils.c
View file

@ -6,6 +6,7 @@
#include "pmc.h"
#include "timers.h"
#define SAVE_SYSREG64(reg, ofs) do { __asm__ __volatile__ ("mrs %0, " #reg : "=r"(temp_reg) :: "memory"); MAKE_REG32(MMIO_GET_DEVICE_ADDRESS(MMIO_DEVID_DEBUG_IRAM) + ofs) = (uint32_t)((temp_reg >> 0) & 0xFFFFFFFFULL); MAKE_REG32(MMIO_GET_DEVICE_ADDRESS(MMIO_DEVID_DEBUG_IRAM) + ofs + 4) = (uint32_t)((temp_reg >> 32) & 0xFFFFFFFFULL); } while(false)
__attribute__ ((noreturn)) void panic(uint32_t code) {
/* Set Panic Code for NX_BOOTLOADER. */
@ -13,8 +14,15 @@ __attribute__ ((noreturn)) void panic(uint32_t code) {
APBDEV_PMC_SCRATCH200_0 = code;
}
strcpy((void *)MMIO_GET_DEVICE_ADDRESS(MMIO_DEVID_DEBUG_IRAM), (void *)"PANIC");
MAKE_REG32(MMIO_GET_DEVICE_ADDRESS(MMIO_DEVID_RTC_PMC) + 0x400ull) = 0x10;
/* Uncomment for Debugging.
uint64_t temp_reg;
MAKE_REG32(MMIO_GET_DEVICE_ADDRESS(MMIO_DEVID_DEBUG_IRAM)) = APBDEV_PMC_SCRATCH200_0;
SAVE_SYSREG64(ESR_EL3, 0x10);
SAVE_SYSREG64(ELR_EL3, 0x18);
SAVE_SYSREG64(FAR_EL3, 0x20);
MAKE_REG32(MMIO_GET_DEVICE_ADDRESS(MMIO_DEVID_RTC_PMC) + 0x450ull) = 0x2;
MAKE_REG32(MMIO_GET_DEVICE_ADDRESS(MMIO_DEVID_RTC_PMC) + 0x400ull) = 0x10; */
/* TODO: Custom Panic Driver, which displays to screen without rebooting. */
/* For now, just use NX BOOTLOADER's panic. */
fuse_disable_programming();
@ -24,6 +32,15 @@ __attribute__ ((noreturn)) void panic(uint32_t code) {
}
__attribute__ ((noreturn)) void generic_panic(void) {
/* Uncomment for Debugging.
uint64_t temp_reg;
do { __asm__ __volatile__ ("mov %0, LR" : "=r"(temp_reg) :: "memory"); } while (false);
MAKE_REG32(MMIO_GET_DEVICE_ADDRESS(MMIO_DEVID_DEBUG_IRAM) + 0x28) = (uint32_t)((temp_reg >> 0) & 0xFFFFFFFFULL);
MAKE_REG32(MMIO_GET_DEVICE_ADDRESS(MMIO_DEVID_DEBUG_IRAM) + 0x28 + 4) = (uint32_t)((temp_reg >> 32) & 0xFFFFFFFFULL);
do { __asm__ __volatile__ ("mov %0, SP" : "=r"(temp_reg) :: "memory"); } while (false);
for (unsigned int i = 0; i < 0x80; i += 4) {
MAKE_REG32(MMIO_GET_DEVICE_ADDRESS(MMIO_DEVID_DEBUG_IRAM) + 0x40 + i) = *((volatile uint32_t *)(temp_reg + i));
} */
panic(0xFF000006);
}

1
exosphere/src/warmboot_main.c
View file

@ -22,6 +22,7 @@ void __attribute__((noreturn)) warmboot_main(void) {
- warmboot (core 3)
- cpu_on
*/
if (is_core_active(get_core_id())) {
panic(0xF7F00009); /* invalid CPU context */
}