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exosphere: Add support for 6.0.0.

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This commit is contained in:
Michael Scire
2018-09-08 23:51:52 -07:00
parent 488fc0f119
commit fa0e906129
15 changed files with 186 additions and 59 deletions
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26
exosphere/src/bootup.c
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@@ -46,6 +46,23 @@
static bool g_has_booted_up = false;
void setup_dram_magic_numbers(void) {
/* TODO: Why does these DRAM write occur? */
unsigned int target_fw = exosphere_get_target_firmware();
if (EXOSPHERE_TARGET_FIRMWARE_400 <= target_fw) {
(*(volatile uint32_t *)(0x8005FFFC)) = 0xC0EDBBCC;
flush_dcache_range((void *)0x8005FFFC, (void *)0x80060000);
if (EXOSPHERE_TARGET_FIRMWARE_600 <= target_fw) {
(*(volatile uint32_t *)(0x8005FF00)) = 0x00000083;
(*(volatile uint32_t *)(0x8005FF04)) = 0x00000002;
(*(volatile uint32_t *)(0x8005FF08)) = 0x00000210;
flush_dcache_range((void *)0x8005FF00, (void *)0x8005FF0C);
}
}
__dsb_sy();
}
void bootup_misc_mmio(void) {
/* Initialize Fuse registers. */
fuse_init();
@@ -66,10 +83,8 @@ void bootup_misc_mmio(void) {
se_generate_random_key(KEYSLOT_SWITCH_SRKGENKEY, KEYSLOT_SWITCH_RNGKEY);
se_generate_srk(KEYSLOT_SWITCH_SRKGENKEY);
/* TODO: Why does this DRAM write occur? */
if (!g_has_booted_up && exosphere_get_target_firmware() >= EXOSPHERE_TARGET_FIRMWARE_400) {
/* 4.x writes this magic number into DRAM. Why? */
(*(volatile uint32_t *)(0x8005FFFC)) = 0xC0EDBBCC;
if (!g_has_booted_up && EXOSPHERE_TARGET_FIRMWARE_600 > exosphere_get_target_firmware() && exosphere_get_target_firmware() >= EXOSPHERE_TARGET_FIRMWARE_400) {
setup_dram_magic_numbers();
}
/* Todo: What? */
@@ -219,6 +234,9 @@ void bootup_misc_mmio(void) {
}
void setup_4x_mmio(void) {
if (exosphere_get_target_firmware() >= EXOSPHERE_TARGET_FIRMWARE_600) {
configure_gpu_ucode_carveout();
}
/* TODO: What are these MC reg writes? */
MAKE_MC_REG(0x65C) = 0xFFFFF000;
MAKE_MC_REG(0x660) = 0;