mirror of
https://github.com/Atmosphere-NX/Atmosphere
synced 2024-09-19 22:59:00 +00:00
167 lines
7 KiB
C
167 lines
7 KiB
C
/*
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* Copyright (c) 2018 naehrwert
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* Copyright (c) 2018-2020 Atmosphère-NX
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "mc.h"
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#include "car.h"
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#include "timers.h"
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void mc_config_tsec_carveout(uint32_t bom, uint32_t size1mb, bool lock)
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{
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MAKE_MC_REG(MC_SEC_CARVEOUT_BOM) = bom;
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MAKE_MC_REG(MC_SEC_CARVEOUT_SIZE_MB) = size1mb;
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if (lock)
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MAKE_MC_REG(MC_SEC_CARVEOUT_REG_CTRL) = 1;
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}
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void mc_config_carveout()
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{
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*(volatile uint32_t *)0x8005FFFC = 0xC0EDBBCC;
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MAKE_MC_REG(MC_VIDEO_PROTECT_GPU_OVERRIDE_0) = 1;
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MAKE_MC_REG(MC_VIDEO_PROTECT_GPU_OVERRIDE_1) = 0;
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MAKE_MC_REG(MC_VIDEO_PROTECT_BOM) = 0;
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MAKE_MC_REG(MC_VIDEO_PROTECT_SIZE_MB) = 0;
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MAKE_MC_REG(MC_VIDEO_PROTECT_REG_CTRL) = 1;
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mc_config_tsec_carveout(0, 0, true);
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MAKE_MC_REG(MC_MTS_CARVEOUT_BOM) = 0;
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MAKE_MC_REG(MC_MTS_CARVEOUT_SIZE_MB) = 0;
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MAKE_MC_REG(MC_MTS_CARVEOUT_ADR_HI) = 0;
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MAKE_MC_REG(MC_MTS_CARVEOUT_REG_CTRL) = 1;
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MAKE_MC_REG(MC_SECURITY_CARVEOUT1_BOM) = 0;
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MAKE_MC_REG(MC_SECURITY_CARVEOUT1_BOM_HI) = 0;
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MAKE_MC_REG(MC_SECURITY_CARVEOUT1_SIZE_128KB) = 0;
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MAKE_MC_REG(MC_SECURITY_CARVEOUT1_CLIENT_ACCESS0) = 0;
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MAKE_MC_REG(MC_SECURITY_CARVEOUT1_CLIENT_ACCESS1) = 0;
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MAKE_MC_REG(MC_SECURITY_CARVEOUT1_CLIENT_ACCESS2) = 0;
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MAKE_MC_REG(MC_SECURITY_CARVEOUT1_CLIENT_ACCESS3) = 0;
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MAKE_MC_REG(MC_SECURITY_CARVEOUT1_CLIENT_ACCESS4) = 0;
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MAKE_MC_REG(MC_SECURITY_CARVEOUT1_CLIENT_FORCE_INTERNAL_ACCESS0) = 0;
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MAKE_MC_REG(MC_SECURITY_CARVEOUT1_CLIENT_FORCE_INTERNAL_ACCESS1) = 0;
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MAKE_MC_REG(MC_SECURITY_CARVEOUT1_CLIENT_FORCE_INTERNAL_ACCESS2) = 0;
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MAKE_MC_REG(MC_SECURITY_CARVEOUT1_CLIENT_FORCE_INTERNAL_ACCESS3) = 0;
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MAKE_MC_REG(MC_SECURITY_CARVEOUT1_CLIENT_FORCE_INTERNAL_ACCESS4) = 0;
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MAKE_MC_REG(MC_SECURITY_CARVEOUT1_CFG0) = 0x4000006;
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MAKE_MC_REG(MC_SECURITY_CARVEOUT3_BOM) = 0;
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MAKE_MC_REG(MC_SECURITY_CARVEOUT3_BOM_HI) = 0;
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MAKE_MC_REG(MC_SECURITY_CARVEOUT3_SIZE_128KB) = 0;
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MAKE_MC_REG(MC_SECURITY_CARVEOUT3_CLIENT_ACCESS0) = 0;
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MAKE_MC_REG(MC_SECURITY_CARVEOUT3_CLIENT_ACCESS1) = 0;
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MAKE_MC_REG(MC_SECURITY_CARVEOUT3_CLIENT_ACCESS2) = (BIT(CSR_GPUSRD) | BIT(CSW_GPUSWR));
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MAKE_MC_REG(MC_SECURITY_CARVEOUT3_CLIENT_ACCESS3) = 0;
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MAKE_MC_REG(MC_SECURITY_CARVEOUT3_CLIENT_ACCESS4) = (BIT(CSR_GPUSRD2) | BIT(CSW_GPUSWR2));
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MAKE_MC_REG(MC_SECURITY_CARVEOUT3_CLIENT_FORCE_INTERNAL_ACCESS0) = 0;
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MAKE_MC_REG(MC_SECURITY_CARVEOUT3_CLIENT_FORCE_INTERNAL_ACCESS1) = 0;
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MAKE_MC_REG(MC_SECURITY_CARVEOUT3_CLIENT_FORCE_INTERNAL_ACCESS2) = 0;
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MAKE_MC_REG(MC_SECURITY_CARVEOUT3_CLIENT_FORCE_INTERNAL_ACCESS3) = 0;
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MAKE_MC_REG(MC_SECURITY_CARVEOUT3_CLIENT_FORCE_INTERNAL_ACCESS4) = 0;
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MAKE_MC_REG(MC_SECURITY_CARVEOUT3_CFG0) = 0x4401E7E;
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MAKE_MC_REG(MC_SECURITY_CARVEOUT4_BOM) = 0;
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MAKE_MC_REG(MC_SECURITY_CARVEOUT4_BOM_HI) = 0;
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MAKE_MC_REG(MC_SECURITY_CARVEOUT4_SIZE_128KB) = 0;
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MAKE_MC_REG(MC_SECURITY_CARVEOUT4_CLIENT_ACCESS0) = 0;
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MAKE_MC_REG(MC_SECURITY_CARVEOUT4_CLIENT_ACCESS1) = 0;
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MAKE_MC_REG(MC_SECURITY_CARVEOUT4_CLIENT_ACCESS2) = 0;
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MAKE_MC_REG(MC_SECURITY_CARVEOUT4_CLIENT_ACCESS3) = 0;
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MAKE_MC_REG(MC_SECURITY_CARVEOUT4_CLIENT_ACCESS4) = 0;
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MAKE_MC_REG(MC_SECURITY_CARVEOUT4_CLIENT_FORCE_INTERNAL_ACCESS0) = 0;
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MAKE_MC_REG(MC_SECURITY_CARVEOUT4_CLIENT_FORCE_INTERNAL_ACCESS1) = 0;
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MAKE_MC_REG(MC_SECURITY_CARVEOUT4_CLIENT_FORCE_INTERNAL_ACCESS2) = 0;
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MAKE_MC_REG(MC_SECURITY_CARVEOUT4_CLIENT_FORCE_INTERNAL_ACCESS3) = 0;
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MAKE_MC_REG(MC_SECURITY_CARVEOUT4_CLIENT_FORCE_INTERNAL_ACCESS4) = 0;
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MAKE_MC_REG(MC_SECURITY_CARVEOUT4_CFG0) = 0x8F;
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MAKE_MC_REG(MC_SECURITY_CARVEOUT5_BOM) = 0;
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MAKE_MC_REG(MC_SECURITY_CARVEOUT5_BOM_HI) = 0;
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MAKE_MC_REG(MC_SECURITY_CARVEOUT5_SIZE_128KB) = 0;
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MAKE_MC_REG(MC_SECURITY_CARVEOUT5_CLIENT_ACCESS0) = 0;
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MAKE_MC_REG(MC_SECURITY_CARVEOUT5_CLIENT_ACCESS1) = 0;
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MAKE_MC_REG(MC_SECURITY_CARVEOUT5_CLIENT_ACCESS2) = 0;
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MAKE_MC_REG(MC_SECURITY_CARVEOUT5_CLIENT_ACCESS3) = 0;
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MAKE_MC_REG(MC_SECURITY_CARVEOUT5_CLIENT_ACCESS4) = 0;
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MAKE_MC_REG(MC_SECURITY_CARVEOUT5_CLIENT_FORCE_INTERNAL_ACCESS0) = 0;
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MAKE_MC_REG(MC_SECURITY_CARVEOUT5_CLIENT_FORCE_INTERNAL_ACCESS1) = 0;
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MAKE_MC_REG(MC_SECURITY_CARVEOUT5_CLIENT_FORCE_INTERNAL_ACCESS2) = 0;
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MAKE_MC_REG(MC_SECURITY_CARVEOUT5_CLIENT_FORCE_INTERNAL_ACCESS3) = 0;
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MAKE_MC_REG(MC_SECURITY_CARVEOUT5_CLIENT_FORCE_INTERNAL_ACCESS4) = 0;
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MAKE_MC_REG(MC_SECURITY_CARVEOUT5_CFG0) = 0x8F;
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}
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void mc_config_carveout_finalize()
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{
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MAKE_MC_REG(MC_SECURITY_CARVEOUT2_BOM) = 0x80020000;
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MAKE_MC_REG(MC_SECURITY_CARVEOUT2_BOM_HI) = 0;
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MAKE_MC_REG(MC_SECURITY_CARVEOUT2_SIZE_128KB) = 2;
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MAKE_MC_REG(MC_SECURITY_CARVEOUT2_CLIENT_ACCESS0) = 0;
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MAKE_MC_REG(MC_SECURITY_CARVEOUT2_CLIENT_ACCESS1) = 0;
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MAKE_MC_REG(MC_SECURITY_CARVEOUT2_CLIENT_ACCESS2) = (BIT(CSR_GPUSRD) | BIT(CSW_GPUSWR));
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MAKE_MC_REG(MC_SECURITY_CARVEOUT2_CLIENT_ACCESS3) = 0;
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MAKE_MC_REG(MC_SECURITY_CARVEOUT2_CLIENT_ACCESS4) = (BIT(CSR_GPUSRD2) | BIT(CSW_GPUSWR2));
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MAKE_MC_REG(MC_SECURITY_CARVEOUT2_CLIENT_FORCE_INTERNAL_ACCESS0) = 0;
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MAKE_MC_REG(MC_SECURITY_CARVEOUT2_CLIENT_FORCE_INTERNAL_ACCESS1) = 0;
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MAKE_MC_REG(MC_SECURITY_CARVEOUT2_CLIENT_FORCE_INTERNAL_ACCESS2) = 0;
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MAKE_MC_REG(MC_SECURITY_CARVEOUT2_CLIENT_FORCE_INTERNAL_ACCESS3) = 0;
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MAKE_MC_REG(MC_SECURITY_CARVEOUT2_CLIENT_FORCE_INTERNAL_ACCESS4) = 0;
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MAKE_MC_REG(MC_SECURITY_CARVEOUT2_CFG0) = 0x440167E;
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}
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void mc_enable_ahb_redirect()
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{
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volatile tegra_car_t *car = car_get_regs();
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car->lvl2_clk_gate_ovrd = ((car->lvl2_clk_gate_ovrd & 0xFFF7FFFF) | 0x80000);
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MAKE_MC_REG(MC_IRAM_BOM) = 0x40000000;
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MAKE_MC_REG(MC_IRAM_TOM) = 0x4003F000;
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}
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void mc_disable_ahb_redirect()
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{
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volatile tegra_car_t *car = car_get_regs();
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MAKE_MC_REG(MC_IRAM_BOM) = 0xFFFFF000;
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MAKE_MC_REG(MC_IRAM_TOM) = 0;
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car->lvl2_clk_gate_ovrd &= 0xFFF7FFFF;
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}
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void mc_enable()
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{
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volatile tegra_car_t *car = car_get_regs();
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/* Set EMC clock source. */
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car->clk_source_emc = ((car->clk_source_emc & 0x1FFFFFFF) | 0x40000000);
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/* Enable MIPI CAL clock. */
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car->clk_enb_h_set = ((car->clk_enb_h_set & 0xFDFFFFFF) | 0x2000000);
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/* Enable MC clock. */
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car->clk_enb_h_set = ((car->clk_enb_h_set & 0xFFFFFFFE) | 1);
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/* Enable EMC DLL clock. */
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car->clk_enb_x_set = ((car->clk_enb_x_set & 0xFFFFBFFF) | 0x4000);
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/* Clear EMC and MC reset. */
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car->rst_dev_h_set = 0x2000001;
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udelay(5);
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mc_disable_ahb_redirect();
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} |