86
bdk/mem/mc.c
86
bdk/mem/mc.c
@@ -1,6 +1,6 @@
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/*
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* Copyright (c) 2018 naehrwert
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* Copyright (c) 2018-2024 CTCaer
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* Copyright (c) 2018-2025 CTCaer
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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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@@ -17,56 +17,88 @@
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#include <memory_map.h>
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#include <mem/mc.h>
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#include <soc/bpmp.h>
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#include <soc/timer.h>
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#include <soc/t210.h>
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#include <soc/clock.h>
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void mc_config_tzdram_carveout(u32 bom, u32 size1mb, bool lock)
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{
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MC(MC_SEC_CARVEOUT_BOM) = bom;
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MC(MC_SEC_CARVEOUT_SIZE_MB) = size1mb;
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if (lock)
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MC(MC_SEC_CARVEOUT_REG_CTRL) = 1;
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}
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#define HOS_WPR1_BASE 0x80020000
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void mc_config_carveout()
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void mc_config_carveout_hos()
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{
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// Enable ACR GSR3.
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*(vu32 *)0x8005FFFC = 0xC0EDBBCC;
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MC(MC_VIDEO_PROTECT_GPU_OVERRIDE_0) = 1;
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// Enable ACR GSR3 and flush data to ram.
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*(u32 *)(HOS_WPR1_BASE + SZ_256K - sizeof(u32)) = ACR_GSC3_ENABLE_MAGIC;
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bpmp_mmu_maintenance(BPMP_MMU_MAINT_INVALID_WAY, false);
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// Set VPR CYA TRUSTED DEFAULT.
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MC(MC_VIDEO_PROTECT_GPU_OVERRIDE_0) = VPR_OVR0_CYA_TRUST_DEFAULT;
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MC(MC_VIDEO_PROTECT_GPU_OVERRIDE_1) = 0;
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MC(MC_VIDEO_PROTECT_BOM) = 0;
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// Disable VPR carveout.
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MC(MC_VIDEO_PROTECT_BOM) = 0;
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MC(MC_VIDEO_PROTECT_SIZE_MB) = 0;
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MC(MC_VIDEO_PROTECT_REG_CTRL) = VPR_CTRL_LOCKED;
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// Configure TZDRAM carveout @ 0x90000000, 1MB.
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//mc_config_tzdram_carveout(0x90000000, 1, false);
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mc_config_tzdram_carveout(0, 0, true);
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// Disable TZDRAM carveout.
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MC(MC_SEC_CARVEOUT_BOM) = 0;
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MC(MC_SEC_CARVEOUT_SIZE_MB) = 0;
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MC(MC_SEC_CARVEOUT_REG_CTRL) = BIT(0);
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MC(MC_MTS_CARVEOUT_BOM) = 0;
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MC(MC_MTS_CARVEOUT_REG_CTRL) = 1;
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// Disable CPU FW carveout.
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MC(MC_MTS_CARVEOUT_BOM) = 0;
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MC(MC_MTS_CARVEOUT_SIZE_MB) = 0;
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MC(MC_MTS_CARVEOUT_REG_CTRL) = BIT(0);
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// Disable GEN1 carveout.
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MC(MC_SECURITY_CARVEOUT1_SIZE_128KB) = 0;
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MC(MC_SECURITY_CARVEOUT1_CLIENT_ACCESS2) = 0;
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MC(MC_SECURITY_CARVEOUT1_CLIENT_ACCESS3) = 0;
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MC(MC_SECURITY_CARVEOUT1_CFG0) = SEC_CARVEOUT_CFG_LOCKED |
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SEC_CARVEOUT_CFG_UNTRANSLATED_ONLY |
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SEC_CARVEOUT_CFG_APERTURE_ID(0) |
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SEC_CARVEOUT_CFG_FORCE_APERTURE_ID_MATCH;
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MC(MC_SECURITY_CARVEOUT2_BOM) = 0x80020000;
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// Enable GEN2 carveout as WPR1.
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MC(MC_SECURITY_CARVEOUT2_BOM) = HOS_WPR1_BASE;
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MC(MC_SECURITY_CARVEOUT2_SIZE_128KB) = SZ_256K / SZ_128K;
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MC(MC_SECURITY_CARVEOUT2_CLIENT_ACCESS2) = SEC_CARVEOUT_CA2_R_GPU | SEC_CARVEOUT_CA2_W_GPU | SEC_CARVEOUT_CA2_R_TSEC;
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MC(MC_SECURITY_CARVEOUT2_CLIENT_ACCESS4) = SEC_CARVEOUT_CA4_R_GPU2 | SEC_CARVEOUT_CA4_W_GPU2;
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MC(MC_SECURITY_CARVEOUT2_CFG0) = SEC_CARVEOUT_CFG_LOCKED |
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SEC_CARVEOUT_CFG_UNTRANSLATED_ONLY |
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SEC_CARVEOUT_CFG_RD_NS |
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SEC_CARVEOUT_CFG_RD_SEC |
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SEC_CARVEOUT_CFG_RD_FALCON_LS |
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SEC_CARVEOUT_CFG_RD_FALCON_HS |
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SEC_CARVEOUT_CFG_WR_FALCON_LS |
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SEC_CARVEOUT_CFG_WR_FALCON_HS |
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SEC_CARVEOUT_CFG_APERTURE_ID(2) |
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SEC_CARVEOUT_CFG_SEND_CFG_TO_GPU |
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SEC_CARVEOUT_CFG_FORCE_APERTURE_ID_MATCH;
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// Prepare GEN3 carveout as WPR2.
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MC(MC_SECURITY_CARVEOUT3_SIZE_128KB) = 0;
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MC(MC_SECURITY_CARVEOUT3_CLIENT_ACCESS2) = SEC_CARVEOUT_CA2_R_GPU | SEC_CARVEOUT_CA2_W_GPU;
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MC(MC_SECURITY_CARVEOUT3_CLIENT_ACCESS4) = SEC_CARVEOUT_CA4_R_GPU2 | SEC_CARVEOUT_CA4_W_GPU2;
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MC(MC_SECURITY_CARVEOUT3_CFG0) = SEC_CARVEOUT_CFG_LOCKED |
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SEC_CARVEOUT_CFG_UNTRANSLATED_ONLY |
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SEC_CARVEOUT_CFG_RD_NS |
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SEC_CARVEOUT_CFG_RD_SEC |
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SEC_CARVEOUT_CFG_RD_FALCON_LS |
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SEC_CARVEOUT_CFG_RD_FALCON_HS |
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SEC_CARVEOUT_CFG_WR_FALCON_LS |
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SEC_CARVEOUT_CFG_WR_FALCON_HS |
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SEC_CARVEOUT_CFG_APERTURE_ID(3) |
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SEC_CARVEOUT_CFG_SEND_CFG_TO_GPU |
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SEC_CARVEOUT_CFG_FORCE_APERTURE_ID_MATCH;
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// Disable GEN4 carveout.
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MC(MC_SECURITY_CARVEOUT4_SIZE_128KB) = 0;
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MC(MC_SECURITY_CARVEOUT4_CLIENT_ACCESS2) = 0;
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MC(MC_SECURITY_CARVEOUT4_CLIENT_ACCESS4) = 0;
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MC(MC_SECURITY_CARVEOUT4_CFG0) = SEC_CARVEOUT_CFG_TZ_SECURE |
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SEC_CARVEOUT_CFG_LOCKED |
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SEC_CARVEOUT_CFG_UNTRANSLATED_ONLY |
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SEC_CARVEOUT_CFG_RD_NS |
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SEC_CARVEOUT_CFG_WR_NS;
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// Disable GEN5 carveout.
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MC(MC_SECURITY_CARVEOUT5_SIZE_128KB) = 0;
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MC(MC_SECURITY_CARVEOUT5_CLIENT_ACCESS2) = 0;
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MC(MC_SECURITY_CARVEOUT5_CFG0) = SEC_CARVEOUT_CFG_TZ_SECURE |
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SEC_CARVEOUT_CFG_LOCKED |
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SEC_CARVEOUT_CFG_UNTRANSLATED_ONLY |
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@@ -74,9 +106,10 @@ void mc_config_carveout()
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SEC_CARVEOUT_CFG_WR_NS;
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}
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// SDMMC, TSEC, XUSB and probably more need it to access < DRAM_START.
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void mc_enable_ahb_redirect()
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{
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// Enable ARC_CLK_OVR_ON.
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// Bypass ARC clock gating.
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CLOCK(CLK_RST_CONTROLLER_LVL2_CLK_GATE_OVRD) |= BIT(19);
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//MC(MC_IRAM_REG_CTRL) &= ~BIT(0);
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MC(MC_IRAM_BOM) = IRAM_BASE;
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@@ -89,7 +122,7 @@ void mc_disable_ahb_redirect()
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MC(MC_IRAM_TOM) = 0;
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// Disable IRAM_CFG_WRITE_ACCESS (sticky).
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//MC(MC_IRAM_REG_CTRL) |= BIT(0);
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// Disable ARC_CLK_OVR_ON.
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// Set ARC clock gating to automatic.
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CLOCK(CLK_RST_CONTROLLER_LVL2_CLK_GATE_OVRD) &= ~BIT(19);
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}
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@@ -109,6 +142,7 @@ void mc_enable()
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{
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// Reset EMC source to PLLP.
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CLOCK(CLK_RST_CONTROLLER_CLK_SOURCE_EMC) = (CLOCK(CLK_RST_CONTROLLER_CLK_SOURCE_EMC) & 0x1FFFFFFF) | (2 << 29u);
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// Enable and clear reset for memory clocks.
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CLOCK(CLK_RST_CONTROLLER_CLK_ENB_H_SET) = BIT(CLK_H_EMC) | BIT(CLK_H_MEM);
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CLOCK(CLK_RST_CONTROLLER_CLK_ENB_X_SET) = BIT(CLK_X_EMC_DLL);
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Reference in New Issue
Block a user