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Exosphere: Fix MC carveout setup bug, now receives smcCpuOn from kernel on 1.0.0.

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This commit is contained in:
Michael Scire 2018-05-21 20:14:06 -06:00
parent b777844d2d
commit ef9adabb40
5 changed files with 70 additions and 40 deletions
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30
exosphere/src/mc.c
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@ -2,6 +2,7 @@
#include "memory_map.h"
#include "mc.h"
#include "exocfg.h"
volatile security_carveout_t *get_carveout_by_id(unsigned int carveout) {
if (CARVEOUT_ID_MIN <= carveout && carveout <= CARVEOUT_ID_MAX) {
@ -64,12 +65,31 @@ void configure_default_carveouts(void) {
carveout->allowed_clients = 0x4401E7E;
/* Configure default Kernel carveouts based on 2.0.0+. */
if (exosphere_get_target_firmware() >= EXOSPHERE_TARGET_FIRMWARE_200) {
/* Configure Carveout 4 (KERNEL_BUILTINS) */
configure_kernel_carveout(4, 0x80060000, KERNEL_CARVEOUT_SIZE_MAX);
/* Configure Carveout 4 (KERNEL_BUILTINS) */
configure_kernel_carveout(4, 0x80060000, KERNEL_CARVEOUT_SIZE_MAX);
/* Configure Carveout 5 (KERNEL_UNUSED) */
configure_kernel_carveout(5, 0, 0);
/* Configure Carveout 5 (KERNEL_UNUSED) */
configure_kernel_carveout(5, 0, 0);
} else {
for (unsigned int i = 4; i <= 5; i++) {
carveout = get_carveout_by_id(i);
carveout->paddr_low = 0;
carveout->paddr_high = 0;
carveout->size_big_pages = 0;
carveout->flags_0 = 0;
carveout->flags_1 = 0;
carveout->flags_2 = 0;
carveout->flags_3 = 0;
carveout->flags_4 = 0;
carveout->flags_5 = 0;
carveout->flags_6 = 0;
carveout->flags_7 = 0;
carveout->flags_8 = 0;
carveout->flags_9 = 0;
carveout->allowed_clients = 0x4000006;
}
}
}
void configure_kernel_carveout(unsigned int carveout_id, uint64_t address, uint64_t size) {