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exo2: add security checks, full 2.0.0 support

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This commit is contained in:
Michael Scire
2020-06-12 02:21:08 -07:00
committed by SciresM
parent 37d13f92a8
commit 79e4c0ef6e
5 changed files with 62 additions and 23 deletions
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20
exosphere/program/source/secmon_setup_warm.cpp
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@@ -238,22 +238,18 @@ namespace ams::secmon {
/* Set MSELECT config to set WRAP_TO_INCR_SLAVE0(APC) | WRAP_TO_INCR_SLAVE1(PCIe) | WRAP_TO_INCR_SLAVE2(GPU) */
/* and clear ERR_RESP_EN_SLAVE1(PCIe) | ERR_RESP_EN_SLAVE2(GPU) */
{
auto mselect_cfg = reg::Read(MSELECT(MSELECT_CONFIG));
mselect_cfg &= ~(1u << 24); /* Clear ERR_RESP_EN_SLAVE1(PCIe) */
mselect_cfg &= ~(1u << 25); /* Clear ERR_RESP_EN_SLAVE2(GPU) */
mselect_cfg |= (1u << 27); /* Set WRAP_TO_INCR_SLAVE0(APC) */
mselect_cfg |= (1u << 28); /* Set WRAP_TO_INCR_SLAVE1(PCIe) */
mselect_cfg |= (1u << 29); /* Set WRAP_TO_INCR_SLAVE2(GPU) */
reg::Write(MSELECT(MSELECT_CONFIG), mselect_cfg);
reg::ReadWrite(MSELECT(MSELECT_CONFIG), MSELECT_REG_BITS_ENUM(CONFIG_ERR_RESP_EN_SLAVE1, DISABLE),
MSELECT_REG_BITS_ENUM(CONFIG_ERR_RESP_EN_SLAVE2, DISABLE),
MSELECT_REG_BITS_ENUM(CONFIG_WRAP_TO_INCR_SLAVE0, ENABLE),
MSELECT_REG_BITS_ENUM(CONFIG_WRAP_TO_INCR_SLAVE1, ENABLE),
MSELECT_REG_BITS_ENUM(CONFIG_WRAP_TO_INCR_SLAVE2, ENABLE));
}
/* Disable USB, USB2, AHB-DMA from arbitration. */
{
auto arb_dis = reg::Read(AHB_ARBC(AHB_ARBITRATION_DISABLE));
arb_dis |= (1u << 5); /* Disable AHB-DMA */
arb_dis |= (1u << 6); /* Disable USB */
arb_dis |= (1u << 18); /* Disable USB2 */
reg::Write(AHB_ARBC(AHB_ARBITRATION_DISABLE), arb_dis);
reg::ReadWrite(AHB_ARBC(AHB_ARBITRATION_DISABLE), AHB_REG_BITS_ENUM(ARBITRATION_DISABLE_AHBDMA, DISABLE),
AHB_REG_BITS_ENUM(ARBITRATION_DISABLE_USB, DISABLE),
AHB_REG_BITS_ENUM(ARBITRATION_DISABLE_USB2, DISABLE));
}
/* Select high priority group with priority 7. */