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hos: 17.0.0 support

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This commit is contained in:
CTCaer
2023-10-12 07:41:12 +03:00
parent 03f11370c7
commit 697bde8667
12 changed files with 92 additions and 11 deletions
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30
bootloader/hos/pkg2.c
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@@ -190,16 +190,26 @@ static u32 _pkg2_calc_kip1_size(pkg2_kip1_t *kip1)
void pkg2_get_newkern_info(u8 *kern_data)
{
u32 crt_start = 0;
pkg2_newkern_ini1_info = 0;
pkg2_newkern_ini1_start = 0;
u32 first_op = *(u32 *)kern_data;
if ((first_op & 0xFE000000) == 0x14000000)
crt_start = (first_op & 0x1FFFFFF) << 2;
// Find static OP offset that is close to INI1 offset.
u32 counter_ops = 0x100;
while (counter_ops)
{
if (*(u32 *)(kern_data + 0x100 - counter_ops) == PKG2_NEWKERN_GET_INI1_HEURISTIC)
if (*(u32 *)(kern_data + crt_start + 0x100 - counter_ops) == PKG2_NEWKERN_GET_INI1_HEURISTIC)
{
pkg2_newkern_ini1_info = 0x100 - counter_ops + 12; // OP found. Add 12 for the INI1 offset.
// OP found. Add 12 for the INI1 info offset.
pkg2_newkern_ini1_info = crt_start + 0x100 - counter_ops + 12;
// On v2 kernel with dynamic crt there's a NOP after heuristic. Offset one op.
if (crt_start)
pkg2_newkern_ini1_info += 4;
break;
}
@@ -215,6 +225,13 @@ void pkg2_get_newkern_info(u8 *kern_data)
pkg2_newkern_ini1_start = *(u32 *)(kern_data + pkg2_newkern_ini1_info);
pkg2_newkern_ini1_end = *(u32 *)(kern_data + pkg2_newkern_ini1_info + 0x8);
// On v2 kernel with dynamic crt, values are relative to value address.
if (crt_start)
{
pkg2_newkern_ini1_start += pkg2_newkern_ini1_info;
pkg2_newkern_ini1_end += pkg2_newkern_ini1_info + 0x8;
}
}
bool pkg2_parse_kips(link_t *info, pkg2_hdr_t *pkg2, bool *new_pkg2)
@@ -754,12 +771,13 @@ DPRINTF("adding kip1 '%s' @ %08X (%08X)\n", ki->kip1->name, (u32)ki->kip1, ki->s
void pkg2_build_encrypt(void *dst, void *hos_ctxt, link_t *kips_info, bool is_exo)
{
launch_ctxt_t * ctxt = (launch_ctxt_t *)hos_ctxt;
u32 meso_magic = *(u32 *)(ctxt->kernel + 4) & 0xFFFFFF;
u32 kernel_size = ctxt->kernel_size;
bool is_meso = *(u32 *)(ctxt->kernel + 4) == ATM_MESOSPHERE;
u8 kb = ctxt->pkg1_id->kb;
u8 *pdst = (u8 *)dst;
// Force new Package2 if Mesosphere.
bool is_meso = meso_magic == ATM_MESOSPHERE;
if (is_meso)
ctxt->new_pkg2 = true;
@@ -803,7 +821,11 @@ DPRINTF("%s @ %08X (%08X)\n", is_meso ? "Mesosphere": "kernel",(u32)ctxt->kernel
hdr->sec_off[PKG2_SEC_KERNEL] = 0x60000;
// Set new INI1 offset to kernel.
*(u32 *)(pdst + (is_meso ? 8 : pkg2_newkern_ini1_info)) = kernel_size;
u32 meso_meta_offset = *(u32 *)(pdst + 8);
if (is_meso && meso_meta_offset)
*(u32 *)(pdst + meso_meta_offset) = kernel_size - meso_meta_offset;
else if (ini1_size)
*(u32 *)(pdst + (is_meso ? 8 : pkg2_newkern_ini1_info)) = kernel_size;
kernel_size += ini1_size;
}