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Integrate 5.x SMC API changes, add 4.x specific setup, implement target firmware selection

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This commit is contained in:
Michael Scire
2018-03-25 15:05:08 -06:00
parent c6ee1bffb7
commit c2eed3caf6
34 changed files with 734 additions and 80 deletions
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11
exosphere/src/fuse.c
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@@ -4,6 +4,7 @@
#include "fuse.h"
#include "utils.h"
#include "timers.h"
#include "exocfg.h"
#include "masterkey.h"
/* Prototypes for internal commands. */
@@ -150,6 +151,14 @@ uint32_t fuse_get_reserved_odm(uint32_t idx)
return FUSE_CHIP_REGS->FUSE_RESERVED_ODM[idx];
}
uint32_t fuse_get_5x_key_generation(void) {
if ((fuse_get_reserved_odm(4) & 0x800) && fuse_get_reserved_odm(0) == 0x8E61ECAE && fuse_get_reserved_odm(1) == 0xF2BA3BB2) {
return fuse_get_reserved_odm(2) & 0x1F;
} else {
return 0;
}
}
/* Derive the Device ID using values in the shadow cache */
uint64_t fuse_get_device_id(void) {
uint64_t device_id = 0;
@@ -182,7 +191,7 @@ uint32_t fuse_get_hardware_type(void) {
/* This function is very different between 4.x and < 4.x */
uint32_t hardware_type = ((FUSE_CHIP_REGS->FUSE_RESERVED_ODM[4] >> 7) & 2) | ((FUSE_CHIP_REGS->FUSE_RESERVED_ODM[4] >> 2) & 1);
if (mkey_get_revision() >= MASTERKEY_REVISION_400_CURRENT) {
if (exosphere_get_target_firmware() >= EXOSPHERE_TARGET_FIRMWARE_400) {
static const uint32_t types[] = {0,1,4,3};
hardware_type |= (FUSE_CHIP_REGS->FUSE_RESERVED_ODM[4] >> 14) & 0x3C;