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fusee: update to support booting 8.0.0

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This commit is contained in:
Michael Scire 2019-04-20 03:41:03 -07:00 committed by SciresM
parent 1a396235cd
commit 81895c8019
9 changed files with 128 additions and 23 deletions
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BIN
common/defaults/kip_patches/default_nogc/B2F5176B3548364D079A29B141A23B06AFFF5A98055576D5F337A621C0233CE3.ips
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common/defaults/kip_patches/default_nogc/DBD941C0C53C52CCF7202C84D8E0F78013A3684D8AB5D128096674A8F7755B3D.ips
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15
exosphere/src/package2.c
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@ -336,10 +336,15 @@ static bool validate_package2_metadata(package2_meta_t *metadata) {
}
/* Ensure no overlap with later sections. */
for (unsigned int later_section = section + 1; later_section < PACKAGE2_SECTION_MAX; later_section++) {
uint32_t later_section_end = metadata->section_offsets[later_section] + metadata->section_sizes[later_section];
if (overlaps(metadata->section_offsets[section], section_end, metadata->section_offsets[later_section], later_section_end)) {
return false;
if (metadata->section_sizes[section] != 0) {
for (unsigned int later_section = section + 1; later_section < PACKAGE2_SECTION_MAX; later_section++) {
if (metadata->section_sizes[later_section] == 0) {
continue;
}
uint32_t later_section_end = metadata->section_offsets[later_section] + metadata->section_sizes[later_section];
if (overlaps(metadata->section_offsets[section], section_end, metadata->section_offsets[later_section], later_section_end)) {
return false;
}
}
}
@ -392,7 +397,7 @@ static uint32_t decrypt_and_validate_header(package2_header_t *header) {
}
/* Ensure we successfully decrypted the header. */
if (mkey_rev > mkey_get_revision()) {
if (mkey_rev > mkey_get_revision()) {
panic(0xFAF00003);
}
} else if (!validate_package2_metadata(&header->metadata)) {

8
exosphere/src/utils.c
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@ -37,8 +37,8 @@ __attribute__ ((noreturn)) void panic(uint32_t code) {
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;
*/
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. */
@ -68,9 +68,9 @@ __attribute__ ((noreturn)) void panic_predefined(uint32_t which) {
__attribute__((noinline)) bool overlaps(uint64_t as, uint64_t ae, uint64_t bs, uint64_t be)
{
if(as <= bs && bs <= ae)
if(as <= bs && bs < ae)
return true;
if(bs <= as && as <= be)
if(bs <= as && as < be)
return true;
return false;
}

86
fusee/fusee-secondary/src/kernel_patches.c
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@ -42,6 +42,8 @@ typedef struct {
typedef struct {
uint8_t hash[0x20]; /* TODO: Come up with a better way to identify kernels, that doesn't rely on hashing them. */
size_t hash_size; /* Only hash the first N bytes of the kernel, if this is set. */
size_t embedded_ini_offset; /* 8.0.0+ embeds the INI in kernel section. */
size_t embedded_ini_ptr; /* 8.0.0+ embeds the INI in kernel section. */
size_t free_code_space_offset;
unsigned int num_patches;
const kernel_patch_t *patches;
@ -367,6 +369,61 @@ static const instruction_t MAKE_KERNEL_PATCH_NAME(700, proc_id_send)[] = {0xA9BF
static const uint8_t MAKE_KERNEL_PATTERN_NAME(700, proc_id_recv)[] = {0x68, 0x03, 0x40, 0xF9, 0x08, 0x1D, 0x40, 0xF9, 0xE0, 0x03, 0x1B, 0xAA, 0x00, 0x01, 0x3F, 0xD6, 0xA9, 0x83, 0x50, 0xF8, 0xE8, 0x03, 0x16, 0x2A, 0xD6, 0x0A, 0x00, 0x11};
static const instruction_t MAKE_KERNEL_PATCH_NAME(700, proc_id_recv)[] = {0xA9BF2FEA, 0xF9404FEB, 0x2A1603EA, 0xD37EF54A, 0xF86A696A, 0x92FFFFE9, 0x8A090148, 0xD2FFFFE9, 0x8A09014A, 0xD2FFFFC9, 0xEB09015F, 0x54000100, 0xA9BF27E8, 0xF9400368, 0xF9401D08, 0xAA1B03E0, 0xD63F0100, 0xA8C127E8, 0xAA0003E8, 0xA8C12FEA, 0xAA0803E0};
/*
stp x10, x11, [sp, #-0x10]!
ldr x11, [sp, #0x70]
mov w10, w25
lsl x10, x10, #2
ldr x10, [x11, x10]
mov x9, #0x0000ffffffffffff
and x8, x10, x9
mov x9, #0xffff000000000000
and x10, x10, x9
mov x9, #0xfffe000000000000
cmp x10, x9
beq #0x20
stp x8, x9, [sp, #-0x10]!
ldr x8, [x21]
ldr x8, [x8, #0x38]
mov x0, x21
blr x8
ldp x8, x9, [sp],#0x10
mov x8, x0
ldp x10, x11, [sp],#0x10
mov x0, x8
*/
static const uint8_t MAKE_KERNEL_PATTERN_NAME(800, proc_id_send)[] = {0xA8, 0x02, 0x40, 0xF9, 0x08, 0x1D, 0x40, 0xF9, 0xE0, 0x03, 0x15, 0xAA, 0x00, 0x01, 0x3F, 0xD6, 0xE8, 0x03, 0x19, 0x2A, 0x39, 0x0B, 0x00, 0x11, 0x08, 0xF5, 0x7E, 0xD3};
static const instruction_t MAKE_KERNEL_PATCH_NAME(800, proc_id_send)[] = {0xA9BF2FEA, 0xF9403BEB, 0x2A1903EA, 0xD37EF54A, 0xF86A696A, 0x92FFFFE9, 0x8A090148, 0xD2FFFFE9, 0x8A09014A, 0xD2FFFFC9, 0xEB09015F, 0x54000100, 0xA9BF27E8, 0xF94002A8, 0xF9401D08, 0xAA1503E0, 0xD63F0100, 0xA8C127E8, 0xAA0003E8, 0xA8C12FEA, 0xAA0803E0};
/*
stp x10, x11, [sp, #-0x10]!
ldr x11, [sp, #0x98]
mov w10, w22
lsl x10, x10, #2
ldr x10, [x11, x10]
mov x9, #0x0000ffffffffffff
and x8, x10, x9
mov x9, #0xffff000000000000
and x10, x10, x9
mov x9, #0xfffe000000000000
cmp x10, x9
beq #0x20
stp x8, x9, [sp, #-0x10]!
ldr x8, [x27]
ldr x8, [x8, #0x38]
mov x0, x27
blr x8
ldp x8, x9, [sp],#0x10
mov x8, x0
ldp x10, x11, [sp],#0x10
mov x0, x8
*/
static const uint8_t MAKE_KERNEL_PATTERN_NAME(800, proc_id_recv)[] = {0x68, 0x03, 0x40, 0xF9, 0x08, 0x1D, 0x40, 0xF9, 0xE0, 0x03, 0x1B, 0xAA, 0x00, 0x01, 0x3F, 0xD6, 0xA9, 0x83, 0x50, 0xF8, 0xE8, 0x03, 0x16, 0x2A, 0xD6, 0x0A, 0x00, 0x11};
static const instruction_t MAKE_KERNEL_PATCH_NAME(800, proc_id_recv)[] = {0xA9BF2FEA, 0xF9404FEB, 0x2A1603EA, 0xD37EF54A, 0xF86A696A, 0x92FFFFE9, 0x8A090148, 0xD2FFFFE9, 0x8A09014A, 0xD2FFFFC9, 0xEB09015F, 0x54000100, 0xA9BF27E8, 0xF9400368, 0xF9401D08, 0xAA1B03E0, 0xD63F0100, 0xA8C127E8, 0xAA0003E8, 0xA8C12FEA, 0xAA0803E0};
/* svcControlCodeMemory Patches */
/* b.eq -> nop */
static const instruction_t MAKE_KERNEL_PATCH_NAME(500, svc_control_codememory)[] = {MAKE_NOP};
@ -535,7 +592,22 @@ static const kernel_patch_t g_kernel_patches_700[] = {
}
};
static const kernel_patch_t g_kernel_patches_800[] = {
/* TODO: Send, Receive. */
{ /* Send Message Process ID Patch. */
.pattern_size = 0x1C,
.pattern = MAKE_KERNEL_PATTERN_NAME(800, proc_id_send),
.pattern_hook_offset = 0x0,
.payload_num_instructions = sizeof(MAKE_KERNEL_PATCH_NAME(800, proc_id_send))/sizeof(instruction_t),
.branch_back_offset = 0x10,
.payload = MAKE_KERNEL_PATCH_NAME(800, proc_id_send)
},
{ /* Receive Message Process ID Patch. */
.pattern_size = 0x1C,
.pattern = MAKE_KERNEL_PATTERN_NAME(800, proc_id_recv),
.pattern_hook_offset = 0x0,
.payload_num_instructions = sizeof(MAKE_KERNEL_PATCH_NAME(800, proc_id_recv))/sizeof(instruction_t),
.branch_back_offset = 0x10,
.payload = MAKE_KERNEL_PATCH_NAME(800, proc_id_recv)
},
{ /* svcControlCodeMemory Patch. */
.payload_num_instructions = sizeof(MAKE_KERNEL_PATCH_NAME(800, svc_control_codememory))/sizeof(instruction_t),
.payload = MAKE_KERNEL_PATCH_NAME(800, svc_control_codememory),
@ -593,8 +665,10 @@ static const kernel_info_t g_kernel_infos[] = {
KERNEL_PATCHES(700)
},
{ /* 8.0.0. */
.hash = {0x8C, 0x2E, 0x2C, 0x0D, 0x89, 0x19, 0x4A, 0x07, 0xF0, 0xE0, 0x7B, 0x44, 0xA7, 0x3D, 0x91, 0x81, 0x24, 0xFB, 0x67, 0x0D, 0x5B, 0xD5, 0x3F, 0x0F, 0x1C, 0xD3, 0x48, 0x06, 0x19, 0xD1, 0x27, 0xE6},
.hash = {0x24, 0x2A, 0x50, 0x42, 0xFC, 0x6C, 0x0A, 0x64, 0xE7, 0xC2, 0x16, 0x0F, 0xD8, 0x53, 0x1E, 0xFC, 0x5C, 0x25, 0xCA, 0xC0, 0x5A, 0xED, 0x01, 0xA7, 0xE3, 0x11, 0x78, 0x6C, 0x07, 0x10, 0x32, 0xA1},
.hash_size = 0x95000,
.embedded_ini_offset = 0x95000,
.embedded_ini_ptr = 0x168,
.free_code_space_offset = 0x607F0,
KERNEL_PATCHES(800)
}
@ -641,8 +715,9 @@ const kernel_info_t *get_kernel_info(void *kernel, size_t size) {
return NULL;
}
void package2_patch_kernel(void *_kernel, size_t size, bool is_sd_kernel) {
void package2_patch_kernel(void *_kernel, size_t size, bool is_sd_kernel, void **out_ini1) {
const kernel_info_t *kernel_info = get_kernel_info(_kernel, size);
*out_ini1 = NULL;
/* Apply IPS patches. */
apply_kernel_ips_patches(_kernel, size);
@ -656,6 +731,11 @@ void package2_patch_kernel(void *_kernel, size_t size, bool is_sd_kernel) {
return;
}
if (kernel_info->embedded_ini_offset != 0) {
*out_ini1 = (void *)((uintptr_t)_kernel + kernel_info->embedded_ini_offset);
*((volatile uint64_t *)((uintptr_t)_kernel + kernel_info->embedded_ini_ptr)) = (uint64_t)size;
}
/* Apply hooks and patches. */
uint8_t *kernel = (uint8_t *)_kernel;
size_t free_space_offset = kernel_info->free_code_space_offset;

2
fusee/fusee-secondary/src/kernel_patches.h
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@ -19,6 +19,6 @@
#include "utils.h"
void package2_patch_kernel(void *kernel, size_t kernel_size, bool is_sd_kernel);
void package2_patch_kernel(void *kernel, size_t kernel_size, bool is_sd_kernel, void **out_ini1);
#endif

4
fusee/fusee-secondary/src/main.c
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@ -59,10 +59,10 @@ static void setup_env(void) {
train_dram();
}
static void cleanup_env(void) {
/* Unmount everything (this causes all open files to be flushed and closed) */
nxfs_unmount_all();
//console_end();
}
static void exit_callback(int rc) {
@ -118,6 +118,8 @@ int main(int argc, void **argv) {
uint32_t boot_memaddr = nxboot_main();
/* Wait for the splash screen to have been displayed as long as it should be. */
splash_screen_wait_delay();
/* Cleanup environment. */
cleanup_env();
/* Finish boot. */
nxboot_finish(boot_memaddr);
} else {

32
fusee/fusee-secondary/src/package2.c
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@ -16,6 +16,7 @@
#include <stdio.h>
#include <stdlib.h>
#include <atmosphere.h>
#include "utils.h"
#include "masterkey.h"
#include "stratosphere.h"
@ -86,10 +87,22 @@ void package2_rebuild_and_copy(package2_header_t *package2, uint32_t target_firm
}
/* Perform any patches we want to the NX kernel. */
package2_patch_kernel(kernel, kernel_size, is_sd_kernel);
package2_patch_kernel(kernel, kernel_size, is_sd_kernel, (void *)&orig_ini1);
/* Ensure we know where embedded INI is if present, and we don't if not. */
if ((target_firmware < ATMOSPHERE_TARGET_FIRMWARE_800 && orig_ini1 != NULL) ||
(target_firmware >= ATMOSPHERE_TARGET_FIRMWARE_800 && orig_ini1 == NULL)) {
fatal_error("Error: inappropriate kernel embedded ini context");
}
print(SCREEN_LOG_LEVEL_DEBUG, "Rebuilding the INI1 section...\n");
package2_get_src_section((void *)&orig_ini1, package2, PACKAGE2_SECTION_INI1);
if (target_firmware < ATMOSPHERE_TARGET_FIRMWARE_800) {
package2_get_src_section((void *)&orig_ini1, package2, PACKAGE2_SECTION_INI1);
} else {
/* On 8.0.0, place INI1 right after kernelldr for our sanity. */
package2->metadata.section_offsets[PACKAGE2_SECTION_INI1] = package2->metadata.section_offsets[PACKAGE2_SECTION_KERNEL] + package2->metadata.section_sizes[PACKAGE2_SECTION_KERNEL];
}
/* Perform any patches to the INI1, rebuilding it (This is where our built-in sysmodules will be added.) */
rebuilt_ini1 = package2_rebuild_ini1(orig_ini1, target_firmware);
print(SCREEN_LOG_LEVEL_DEBUG, "Rebuilt INI1...\n");
@ -187,10 +200,15 @@ static bool package2_validate_metadata(package2_meta_t *metadata, uint8_t data[]
}
/* Ensure no overlap with later sections. */
for (unsigned int later_section = section + 1; later_section < PACKAGE2_SECTION_MAX; later_section++) {
uint32_t later_section_end = metadata->section_offsets[later_section] + metadata->section_sizes[later_section];
if (overlaps(metadata->section_offsets[section], section_end, metadata->section_offsets[later_section], later_section_end)) {
return false;
if (metadata->section_sizes[section] != 0) {
for (unsigned int later_section = section + 1; later_section < PACKAGE2_SECTION_MAX; later_section++) {
if (metadata->section_sizes[later_section] == 0) {
continue;
}
uint32_t later_section_end = metadata->section_offsets[later_section] + metadata->section_sizes[later_section];
if (overlaps(metadata->section_offsets[section], section_end, metadata->section_offsets[later_section], later_section_end)) {
return false;
}
}
}

4
fusee/fusee-secondary/src/utils.c
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@ -168,9 +168,9 @@ __attribute__((noreturn)) void fatal_error(const char *fmt, ...) {
__attribute__((noinline)) bool overlaps(uint64_t as, uint64_t ae, uint64_t bs, uint64_t be)
{
if(as <= bs && bs <= ae)
if(as <= bs && bs < ae)
return true;
if(bs <= as && as <= be)
if(bs <= as && as < be)
return true;
return false;
}