| /* |
| * Copyright (c) 2017-2018, ARM Limited and Contributors. All rights reserved. |
| * Copyright (c) 2020, NVIDIA Corporation. All rights reserved. |
| * |
| * SPDX-License-Identifier: BSD-3-Clause |
| */ |
| |
| #include <assert.h> |
| #include <common/bl_common.h> |
| |
| #include <mce.h> |
| #include <memctrl_v2.h> |
| #include <tegra186_private.h> |
| #include <tegra_mc_def.h> |
| #include <tegra_platform.h> |
| #include <tegra_private.h> |
| |
| extern uint64_t tegra_bl31_phys_base; |
| |
| /******************************************************************************* |
| * Array to hold stream_id override config register offsets |
| ******************************************************************************/ |
| static const uint32_t tegra186_streamid_override_regs[] = { |
| MC_STREAMID_OVERRIDE_CFG_SDMMCRA, |
| MC_STREAMID_OVERRIDE_CFG_SDMMCRAA, |
| MC_STREAMID_OVERRIDE_CFG_SDMMCR, |
| MC_STREAMID_OVERRIDE_CFG_SDMMCRAB, |
| MC_STREAMID_OVERRIDE_CFG_SDMMCWA, |
| MC_STREAMID_OVERRIDE_CFG_SDMMCWAA, |
| MC_STREAMID_OVERRIDE_CFG_SDMMCW, |
| MC_STREAMID_OVERRIDE_CFG_SDMMCWAB, |
| }; |
| |
| /******************************************************************************* |
| * Array to hold the security configs for stream IDs |
| ******************************************************************************/ |
| static const mc_streamid_security_cfg_t tegra186_streamid_sec_cfgs[] = { |
| mc_make_sec_cfg(SCEW, NON_SECURE, NO_OVERRIDE, DISABLE), |
| mc_make_sec_cfg(AFIR, NON_SECURE, OVERRIDE, DISABLE), |
| mc_make_sec_cfg(AFIW, NON_SECURE, OVERRIDE, DISABLE), |
| mc_make_sec_cfg(NVDISPLAYR1, NON_SECURE, OVERRIDE, DISABLE), |
| mc_make_sec_cfg(XUSB_DEVR, NON_SECURE, OVERRIDE, ENABLE), |
| mc_make_sec_cfg(VICSRD1, NON_SECURE, NO_OVERRIDE, DISABLE), |
| mc_make_sec_cfg(NVENCSWR, NON_SECURE, NO_OVERRIDE, DISABLE), |
| mc_make_sec_cfg(TSECSRDB, NON_SECURE, NO_OVERRIDE, DISABLE), |
| mc_make_sec_cfg(AXISW, SECURE, NO_OVERRIDE, DISABLE), |
| mc_make_sec_cfg(SDMMCWAB, NON_SECURE, OVERRIDE, DISABLE), |
| mc_make_sec_cfg(AONDMAW, NON_SECURE, NO_OVERRIDE, DISABLE), |
| mc_make_sec_cfg(GPUSWR2, SECURE, NO_OVERRIDE, DISABLE), |
| mc_make_sec_cfg(SATAW, NON_SECURE, OVERRIDE, DISABLE), |
| mc_make_sec_cfg(UFSHCW, NON_SECURE, OVERRIDE, DISABLE), |
| mc_make_sec_cfg(SDMMCR, NON_SECURE, OVERRIDE, DISABLE), |
| mc_make_sec_cfg(SCEDMAW, NON_SECURE, NO_OVERRIDE, DISABLE), |
| mc_make_sec_cfg(UFSHCR, NON_SECURE, OVERRIDE, DISABLE), |
| mc_make_sec_cfg(SDMMCWAA, NON_SECURE, OVERRIDE, DISABLE), |
| mc_make_sec_cfg(SESWR, NON_SECURE, NO_OVERRIDE, DISABLE), |
| mc_make_sec_cfg(MPCORER, NON_SECURE, OVERRIDE, DISABLE), |
| mc_make_sec_cfg(PTCR, NON_SECURE, OVERRIDE, DISABLE), |
| mc_make_sec_cfg(BPMPW, NON_SECURE, NO_OVERRIDE, DISABLE), |
| mc_make_sec_cfg(ETRW, NON_SECURE, OVERRIDE, DISABLE), |
| mc_make_sec_cfg(GPUSRD, SECURE, NO_OVERRIDE, DISABLE), |
| mc_make_sec_cfg(VICSWR, NON_SECURE, NO_OVERRIDE, DISABLE), |
| mc_make_sec_cfg(SCEDMAR, NON_SECURE, NO_OVERRIDE, DISABLE), |
| mc_make_sec_cfg(HDAW, NON_SECURE, OVERRIDE, DISABLE), |
| mc_make_sec_cfg(ISPWA, NON_SECURE, OVERRIDE, ENABLE), |
| mc_make_sec_cfg(EQOSW, NON_SECURE, OVERRIDE, DISABLE), |
| mc_make_sec_cfg(XUSB_HOSTW, NON_SECURE, OVERRIDE, ENABLE), |
| mc_make_sec_cfg(TSECSWR, NON_SECURE, NO_OVERRIDE, DISABLE), |
| mc_make_sec_cfg(SDMMCRAA, NON_SECURE, OVERRIDE, DISABLE), |
| mc_make_sec_cfg(VIW, NON_SECURE, OVERRIDE, ENABLE), |
| mc_make_sec_cfg(AXISR, SECURE, NO_OVERRIDE, DISABLE), |
| mc_make_sec_cfg(SDMMCW, NON_SECURE, OVERRIDE, DISABLE), |
| mc_make_sec_cfg(BPMPDMAW, NON_SECURE, NO_OVERRIDE, DISABLE), |
| mc_make_sec_cfg(ISPRA, NON_SECURE, OVERRIDE, ENABLE), |
| mc_make_sec_cfg(NVDECSWR, NON_SECURE, NO_OVERRIDE, DISABLE), |
| mc_make_sec_cfg(XUSB_DEVW, NON_SECURE, OVERRIDE, ENABLE), |
| mc_make_sec_cfg(NVDECSRD, NON_SECURE, NO_OVERRIDE, DISABLE), |
| mc_make_sec_cfg(MPCOREW, NON_SECURE, OVERRIDE, DISABLE), |
| mc_make_sec_cfg(NVDISPLAYR, NON_SECURE, OVERRIDE, DISABLE), |
| mc_make_sec_cfg(BPMPDMAR, NON_SECURE, NO_OVERRIDE, DISABLE), |
| mc_make_sec_cfg(NVJPGSWR, NON_SECURE, NO_OVERRIDE, DISABLE), |
| mc_make_sec_cfg(NVDECSRD1, NON_SECURE, NO_OVERRIDE, DISABLE), |
| mc_make_sec_cfg(TSECSRD, NON_SECURE, NO_OVERRIDE, DISABLE), |
| mc_make_sec_cfg(NVJPGSRD, NON_SECURE, NO_OVERRIDE, DISABLE), |
| mc_make_sec_cfg(SDMMCWA, NON_SECURE, OVERRIDE, DISABLE), |
| mc_make_sec_cfg(SCER, NON_SECURE, NO_OVERRIDE, DISABLE), |
| mc_make_sec_cfg(XUSB_HOSTR, NON_SECURE, OVERRIDE, ENABLE), |
| mc_make_sec_cfg(VICSRD, NON_SECURE, NO_OVERRIDE, DISABLE), |
| mc_make_sec_cfg(AONDMAR, NON_SECURE, NO_OVERRIDE, DISABLE), |
| mc_make_sec_cfg(AONW, NON_SECURE, NO_OVERRIDE, DISABLE), |
| mc_make_sec_cfg(SDMMCRA, NON_SECURE, OVERRIDE, DISABLE), |
| mc_make_sec_cfg(HOST1XDMAR, NON_SECURE, NO_OVERRIDE, DISABLE), |
| mc_make_sec_cfg(EQOSR, NON_SECURE, OVERRIDE, DISABLE), |
| mc_make_sec_cfg(SATAR, NON_SECURE, OVERRIDE, DISABLE), |
| mc_make_sec_cfg(BPMPR, NON_SECURE, NO_OVERRIDE, DISABLE), |
| mc_make_sec_cfg(HDAR, NON_SECURE, OVERRIDE, DISABLE), |
| mc_make_sec_cfg(SDMMCRAB, NON_SECURE, OVERRIDE, DISABLE), |
| mc_make_sec_cfg(ETRR, NON_SECURE, OVERRIDE, DISABLE), |
| mc_make_sec_cfg(AONR, NON_SECURE, NO_OVERRIDE, DISABLE), |
| mc_make_sec_cfg(SESRD, NON_SECURE, NO_OVERRIDE, DISABLE), |
| mc_make_sec_cfg(NVENCSRD, NON_SECURE, NO_OVERRIDE, DISABLE), |
| mc_make_sec_cfg(GPUSWR, SECURE, NO_OVERRIDE, DISABLE), |
| mc_make_sec_cfg(TSECSWRB, NON_SECURE, NO_OVERRIDE, DISABLE), |
| mc_make_sec_cfg(ISPWB, NON_SECURE, OVERRIDE, ENABLE), |
| mc_make_sec_cfg(GPUSRD2, SECURE, NO_OVERRIDE, DISABLE), |
| mc_make_sec_cfg(APEDMAW, NON_SECURE, NO_OVERRIDE, DISABLE), |
| mc_make_sec_cfg(APER, NON_SECURE, NO_OVERRIDE, DISABLE), |
| mc_make_sec_cfg(APEW, NON_SECURE, NO_OVERRIDE, DISABLE), |
| mc_make_sec_cfg(APEDMAR, NON_SECURE, NO_OVERRIDE, DISABLE), |
| }; |
| |
| /******************************************************************************* |
| * Array to hold the transaction override configs |
| ******************************************************************************/ |
| static const mc_txn_override_cfg_t tegra186_txn_override_cfgs[] = { |
| mc_make_txn_override_cfg(BPMPW, CGID_TAG_ADR), |
| mc_make_txn_override_cfg(EQOSW, CGID_TAG_ADR), |
| mc_make_txn_override_cfg(NVJPGSWR, CGID_TAG_ADR), |
| mc_make_txn_override_cfg(SDMMCWAA, CGID_TAG_ADR), |
| mc_make_txn_override_cfg(MPCOREW, CGID_TAG_ADR), |
| mc_make_txn_override_cfg(SCEDMAW, CGID_TAG_ADR), |
| mc_make_txn_override_cfg(SDMMCW, CGID_TAG_ADR), |
| mc_make_txn_override_cfg(AXISW, CGID_TAG_ADR), |
| mc_make_txn_override_cfg(TSECSWR, CGID_TAG_ADR), |
| mc_make_txn_override_cfg(GPUSWR, CGID_TAG_ADR), |
| mc_make_txn_override_cfg(XUSB_HOSTW, CGID_TAG_ADR), |
| mc_make_txn_override_cfg(TSECSWRB, CGID_TAG_ADR), |
| mc_make_txn_override_cfg(GPUSWR2, CGID_TAG_ADR), |
| mc_make_txn_override_cfg(AONDMAW, CGID_TAG_ADR), |
| mc_make_txn_override_cfg(AONW, CGID_TAG_ADR), |
| mc_make_txn_override_cfg(SESWR, CGID_TAG_ADR), |
| mc_make_txn_override_cfg(BPMPDMAW, CGID_TAG_ADR), |
| mc_make_txn_override_cfg(SDMMCWA, CGID_TAG_ADR), |
| mc_make_txn_override_cfg(HDAW, CGID_TAG_ADR), |
| mc_make_txn_override_cfg(NVDECSWR, CGID_TAG_ADR), |
| mc_make_txn_override_cfg(UFSHCW, CGID_TAG_ADR), |
| mc_make_txn_override_cfg(SATAW, CGID_TAG_ADR), |
| mc_make_txn_override_cfg(ETRW, CGID_TAG_ADR), |
| mc_make_txn_override_cfg(VICSWR, CGID_TAG_ADR), |
| mc_make_txn_override_cfg(NVENCSWR, CGID_TAG_ADR), |
| mc_make_txn_override_cfg(SDMMCWAB, CGID_TAG_ADR), |
| mc_make_txn_override_cfg(ISPWB, CGID_TAG_ADR), |
| mc_make_txn_override_cfg(APEW, CGID_TAG_ADR), |
| mc_make_txn_override_cfg(XUSB_DEVW, CGID_TAG_ADR), |
| mc_make_txn_override_cfg(AFIW, CGID_TAG_ADR), |
| mc_make_txn_override_cfg(SCEW, CGID_TAG_ADR), |
| }; |
| |
| static void tegra186_memctrl_reconfig_mss_clients(void) |
| { |
| #if ENABLE_ROC_FOR_ORDERING_CLIENT_REQUESTS |
| uint32_t val, wdata_0, wdata_1; |
| |
| /* |
| * Assert Memory Controller's HOTRESET_FLUSH_ENABLE signal for |
| * boot and strongly ordered MSS clients to flush existing memory |
| * traffic and stall future requests. |
| */ |
| val = tegra_mc_read_32(MC_CLIENT_HOTRESET_CTRL0); |
| assert(val == MC_CLIENT_HOTRESET_CTRL0_RESET_VAL); |
| |
| wdata_0 = MC_CLIENT_HOTRESET_CTRL0_HDA_FLUSH_ENB | |
| MC_CLIENT_HOTRESET_CTRL0_AFI_FLUSH_ENB | |
| MC_CLIENT_HOTRESET_CTRL0_SATA_FLUSH_ENB | |
| MC_CLIENT_HOTRESET_CTRL0_XUSB_HOST_FLUSH_ENB | |
| MC_CLIENT_HOTRESET_CTRL0_XUSB_DEV_FLUSH_ENB; |
| tegra_mc_write_32(MC_CLIENT_HOTRESET_CTRL0, wdata_0); |
| |
| /* Wait for HOTRESET STATUS to indicate FLUSH_DONE */ |
| do { |
| val = tegra_mc_read_32(MC_CLIENT_HOTRESET_STATUS0); |
| } while ((val & wdata_0) != wdata_0); |
| |
| /* Wait one more time due to SW WAR for known legacy issue */ |
| do { |
| val = tegra_mc_read_32(MC_CLIENT_HOTRESET_STATUS0); |
| } while ((val & wdata_0) != wdata_0); |
| |
| val = tegra_mc_read_32(MC_CLIENT_HOTRESET_CTRL1); |
| assert(val == MC_CLIENT_HOTRESET_CTRL1_RESET_VAL); |
| |
| wdata_1 = MC_CLIENT_HOTRESET_CTRL1_SDMMC4A_FLUSH_ENB | |
| MC_CLIENT_HOTRESET_CTRL1_APE_FLUSH_ENB | |
| MC_CLIENT_HOTRESET_CTRL1_SE_FLUSH_ENB | |
| MC_CLIENT_HOTRESET_CTRL1_ETR_FLUSH_ENB | |
| MC_CLIENT_HOTRESET_CTRL1_AXIS_FLUSH_ENB | |
| MC_CLIENT_HOTRESET_CTRL1_EQOS_FLUSH_ENB | |
| MC_CLIENT_HOTRESET_CTRL1_UFSHC_FLUSH_ENB | |
| MC_CLIENT_HOTRESET_CTRL1_BPMP_FLUSH_ENB | |
| MC_CLIENT_HOTRESET_CTRL1_AON_FLUSH_ENB | |
| MC_CLIENT_HOTRESET_CTRL1_SCE_FLUSH_ENB; |
| tegra_mc_write_32(MC_CLIENT_HOTRESET_CTRL1, wdata_1); |
| |
| /* Wait for HOTRESET STATUS to indicate FLUSH_DONE */ |
| do { |
| val = tegra_mc_read_32(MC_CLIENT_HOTRESET_STATUS1); |
| } while ((val & wdata_1) != wdata_1); |
| |
| /* Wait one more time due to SW WAR for known legacy issue */ |
| do { |
| val = tegra_mc_read_32(MC_CLIENT_HOTRESET_STATUS1); |
| } while ((val & wdata_1) != wdata_1); |
| |
| /* |
| * Change MEMTYPE_OVERRIDE from SO_DEV -> PASSTHRU for boot and |
| * strongly ordered MSS clients. ROC needs to be single point |
| * of control on overriding the memory type. So, remove TSA's |
| * memtype override. |
| * |
| * MC clients with default SO_DEV override still enabled at TSA: |
| * AONW, BPMPW, SCEW, APEW |
| */ |
| mc_set_tsa_passthrough(AFIW); |
| mc_set_tsa_passthrough(HDAW); |
| mc_set_tsa_passthrough(SATAW); |
| mc_set_tsa_passthrough(XUSB_HOSTW); |
| mc_set_tsa_passthrough(XUSB_DEVW); |
| mc_set_tsa_passthrough(SDMMCWAB); |
| mc_set_tsa_passthrough(APEDMAW); |
| mc_set_tsa_passthrough(SESWR); |
| mc_set_tsa_passthrough(ETRW); |
| mc_set_tsa_passthrough(AXISW); |
| mc_set_tsa_passthrough(EQOSW); |
| mc_set_tsa_passthrough(UFSHCW); |
| mc_set_tsa_passthrough(BPMPDMAW); |
| mc_set_tsa_passthrough(AONDMAW); |
| mc_set_tsa_passthrough(SCEDMAW); |
| |
| /* Parker has no IO Coherency support and need the following: |
| * Ordered MC Clients on Parker are AFI, EQOS, SATA, XUSB. |
| * ISO clients(DISP, VI, EQOS) should never snoop caches and |
| * don't need ROC/PCFIFO ordering. |
| * ISO clients(EQOS) that need ordering should use PCFIFO ordering |
| * and bypass ROC ordering by using FORCE_NON_COHERENT path. |
| * FORCE_NON_COHERENT/FORCE_COHERENT config take precedence |
| * over SMMU attributes. |
| * Force all Normal memory transactions from ISO and non-ISO to be |
| * non-coherent(bypass ROC, avoid cache snoop to avoid perf hit). |
| * Force the SO_DEV transactions from ordered ISO clients(EQOS) to |
| * non-coherent path and enable MC PCFIFO interlock for ordering. |
| * Force the SO_DEV transactions from ordered non-ISO clients (PCIe, |
| * XUSB, SATA) to coherent so that the transactions are |
| * ordered by ROC. |
| * PCFIFO ensure write ordering. |
| * Read after Write ordering is maintained/enforced by MC clients. |
| * Clients that need PCIe type write ordering must |
| * go through ROC ordering. |
| * Ordering enable for Read clients is not necessary. |
| * R5's and A9 would get necessary ordering from AXI and |
| * don't need ROC ordering enable: |
| * - MMIO ordering is through dev mapping and MMIO |
| * accesses bypass SMMU. |
| * - Normal memory is accessed through SMMU and ordering is |
| * ensured by client and AXI. |
| * - Ack point for Normal memory is WCAM in MC. |
| * - MMIO's can be early acked and AXI ensures dev memory ordering, |
| * Client ensures read/write direction change ordering. |
| * - See Bug 200312466 for more details. |
| * |
| * CGID_TAG_ADR is only present from T186 A02. As this code is common |
| * between A01 and A02, tegra_memctrl_set_overrides() programs |
| * CGID_TAG_ADR for the necessary clients on A02. |
| */ |
| mc_set_txn_override(HDAR, CGID_TAG_DEFAULT, SO_DEV_ZERO, FORCE_NON_COHERENT, FORCE_NON_COHERENT); |
| mc_set_txn_override(BPMPW, CGID_TAG_DEFAULT, SO_DEV_ZERO, FORCE_NON_COHERENT, FORCE_NON_COHERENT); |
| mc_set_txn_override(PTCR, CGID_TAG_DEFAULT, SO_DEV_ZERO, FORCE_NON_COHERENT, FORCE_NON_COHERENT); |
| mc_set_txn_override(NVDISPLAYR, CGID_TAG_DEFAULT, SO_DEV_ZERO, FORCE_NON_COHERENT, FORCE_NON_COHERENT); |
| mc_set_txn_override(EQOSW, CGID_TAG_DEFAULT, SO_DEV_ZERO, FORCE_NON_COHERENT, FORCE_NON_COHERENT); |
| mc_set_txn_override(NVJPGSWR, CGID_TAG_DEFAULT, SO_DEV_ZERO, FORCE_NON_COHERENT, FORCE_NON_COHERENT); |
| mc_set_txn_override(ISPRA, CGID_TAG_DEFAULT, SO_DEV_ZERO, FORCE_NON_COHERENT, FORCE_NON_COHERENT); |
| mc_set_txn_override(SDMMCWAA, CGID_TAG_DEFAULT, SO_DEV_ZERO, FORCE_NON_COHERENT, FORCE_NON_COHERENT); |
| mc_set_txn_override(VICSRD, CGID_TAG_DEFAULT, SO_DEV_ZERO, FORCE_NON_COHERENT, FORCE_NON_COHERENT); |
| mc_set_txn_override(MPCOREW, CGID_TAG_DEFAULT, SO_DEV_ZERO, NO_OVERRIDE, NO_OVERRIDE); |
| mc_set_txn_override(GPUSRD, CGID_TAG_DEFAULT, SO_DEV_ZERO, FORCE_NON_COHERENT, FORCE_NON_COHERENT); |
| mc_set_txn_override(AXISR, CGID_TAG_DEFAULT, SO_DEV_ZERO, FORCE_NON_COHERENT, FORCE_NON_COHERENT); |
| mc_set_txn_override(SCEDMAW, CGID_TAG_DEFAULT, SO_DEV_ZERO, FORCE_NON_COHERENT, FORCE_NON_COHERENT); |
| mc_set_txn_override(SDMMCW, CGID_TAG_DEFAULT, SO_DEV_ZERO, FORCE_NON_COHERENT, FORCE_NON_COHERENT); |
| mc_set_txn_override(EQOSR, CGID_TAG_DEFAULT, SO_DEV_ZERO, FORCE_NON_COHERENT, FORCE_NON_COHERENT); |
| /* See bug 200131110 comment #35*/ |
| mc_set_txn_override(APEDMAR, CGID_TAG_CLIENT_AXI_ID, SO_DEV_CLIENT_AXI_ID, FORCE_NON_COHERENT, FORCE_NON_COHERENT); |
| mc_set_txn_override(NVENCSRD, CGID_TAG_DEFAULT, SO_DEV_ZERO, FORCE_NON_COHERENT, FORCE_NON_COHERENT); |
| mc_set_txn_override(SDMMCRAB, CGID_TAG_DEFAULT, SO_DEV_ZERO, FORCE_NON_COHERENT, FORCE_NON_COHERENT); |
| mc_set_txn_override(VICSRD1, CGID_TAG_DEFAULT, SO_DEV_ZERO, FORCE_NON_COHERENT, FORCE_NON_COHERENT); |
| mc_set_txn_override(BPMPDMAR, CGID_TAG_DEFAULT, SO_DEV_ZERO, FORCE_NON_COHERENT, FORCE_NON_COHERENT); |
| mc_set_txn_override(VIW, CGID_TAG_DEFAULT, SO_DEV_ZERO, FORCE_NON_COHERENT, FORCE_NON_COHERENT); |
| mc_set_txn_override(SDMMCRAA, CGID_TAG_DEFAULT, SO_DEV_ZERO, FORCE_NON_COHERENT, FORCE_NON_COHERENT); |
| mc_set_txn_override(AXISW, CGID_TAG_DEFAULT, SO_DEV_ZERO, FORCE_NON_COHERENT, FORCE_NON_COHERENT); |
| mc_set_txn_override(XUSB_DEVR, CGID_TAG_DEFAULT, SO_DEV_ZERO, FORCE_NON_COHERENT, FORCE_NON_COHERENT); |
| mc_set_txn_override(UFSHCR, CGID_TAG_DEFAULT, SO_DEV_ZERO, FORCE_NON_COHERENT, FORCE_NON_COHERENT); |
| mc_set_txn_override(TSECSWR, CGID_TAG_DEFAULT, SO_DEV_ZERO, FORCE_NON_COHERENT, FORCE_NON_COHERENT); |
| mc_set_txn_override(GPUSWR, CGID_TAG_DEFAULT, SO_DEV_ZERO, FORCE_NON_COHERENT, FORCE_NON_COHERENT); |
| mc_set_txn_override(SATAR, CGID_TAG_DEFAULT, SO_DEV_ZERO, FORCE_NON_COHERENT, FORCE_NON_COHERENT); |
| mc_set_txn_override(XUSB_HOSTW, CGID_TAG_DEFAULT, SO_DEV_ZERO, FORCE_NON_COHERENT, FORCE_COHERENT); |
| mc_set_txn_override(TSECSWRB, CGID_TAG_DEFAULT, SO_DEV_ZERO, FORCE_NON_COHERENT, FORCE_NON_COHERENT); |
| mc_set_txn_override(GPUSRD2, CGID_TAG_DEFAULT, SO_DEV_ZERO, FORCE_NON_COHERENT, FORCE_NON_COHERENT); |
| mc_set_txn_override(SCEDMAR, CGID_TAG_DEFAULT, SO_DEV_ZERO, FORCE_NON_COHERENT, FORCE_NON_COHERENT); |
| mc_set_txn_override(GPUSWR2, CGID_TAG_DEFAULT, SO_DEV_ZERO, FORCE_NON_COHERENT, FORCE_NON_COHERENT); |
| mc_set_txn_override(AONDMAW, CGID_TAG_DEFAULT, SO_DEV_ZERO, FORCE_NON_COHERENT, FORCE_NON_COHERENT); |
| /* See bug 200131110 comment #35*/ |
| mc_set_txn_override(APEDMAW, CGID_TAG_CLIENT_AXI_ID, SO_DEV_CLIENT_AXI_ID, FORCE_NON_COHERENT, FORCE_NON_COHERENT); |
| mc_set_txn_override(AONW, CGID_TAG_DEFAULT, SO_DEV_ZERO, FORCE_NON_COHERENT, FORCE_NON_COHERENT); |
| mc_set_txn_override(HOST1XDMAR, CGID_TAG_DEFAULT, SO_DEV_ZERO, FORCE_NON_COHERENT, FORCE_NON_COHERENT); |
| mc_set_txn_override(ETRR, CGID_TAG_DEFAULT, SO_DEV_ZERO, FORCE_NON_COHERENT, FORCE_NON_COHERENT); |
| mc_set_txn_override(SESWR, CGID_TAG_DEFAULT, SO_DEV_ZERO, FORCE_NON_COHERENT, FORCE_NON_COHERENT); |
| mc_set_txn_override(NVJPGSRD, CGID_TAG_DEFAULT, SO_DEV_ZERO, FORCE_NON_COHERENT, FORCE_NON_COHERENT); |
| mc_set_txn_override(NVDECSRD, CGID_TAG_DEFAULT, SO_DEV_ZERO, FORCE_NON_COHERENT, FORCE_NON_COHERENT); |
| mc_set_txn_override(TSECSRDB, CGID_TAG_DEFAULT, SO_DEV_ZERO, FORCE_NON_COHERENT, FORCE_NON_COHERENT); |
| mc_set_txn_override(BPMPDMAW, CGID_TAG_DEFAULT, SO_DEV_ZERO, FORCE_NON_COHERENT, FORCE_NON_COHERENT); |
| mc_set_txn_override(APER, CGID_TAG_DEFAULT, SO_DEV_ZERO, FORCE_NON_COHERENT, FORCE_NON_COHERENT); |
| mc_set_txn_override(NVDECSRD1, CGID_TAG_DEFAULT, SO_DEV_ZERO, FORCE_NON_COHERENT, FORCE_NON_COHERENT); |
| mc_set_txn_override(XUSB_HOSTR, CGID_TAG_DEFAULT, SO_DEV_ZERO, FORCE_NON_COHERENT, FORCE_NON_COHERENT); |
| mc_set_txn_override(ISPWA, CGID_TAG_DEFAULT, SO_DEV_ZERO, FORCE_NON_COHERENT, FORCE_NON_COHERENT); |
| mc_set_txn_override(SESRD, CGID_TAG_DEFAULT, SO_DEV_ZERO, FORCE_NON_COHERENT, FORCE_NON_COHERENT); |
| mc_set_txn_override(SCER, CGID_TAG_DEFAULT, SO_DEV_ZERO, FORCE_NON_COHERENT, FORCE_NON_COHERENT); |
| mc_set_txn_override(AONR, CGID_TAG_DEFAULT, SO_DEV_ZERO, FORCE_NON_COHERENT, FORCE_NON_COHERENT); |
| mc_set_txn_override(MPCORER, CGID_TAG_DEFAULT, SO_DEV_ZERO, NO_OVERRIDE, NO_OVERRIDE); |
| mc_set_txn_override(SDMMCWA, CGID_TAG_DEFAULT, SO_DEV_ZERO, FORCE_NON_COHERENT, FORCE_NON_COHERENT); |
| mc_set_txn_override(HDAW, CGID_TAG_DEFAULT, SO_DEV_ZERO, FORCE_NON_COHERENT, FORCE_NON_COHERENT); |
| mc_set_txn_override(NVDECSWR, CGID_TAG_DEFAULT, SO_DEV_ZERO, FORCE_NON_COHERENT, FORCE_NON_COHERENT); |
| mc_set_txn_override(UFSHCW, CGID_TAG_DEFAULT, SO_DEV_ZERO, FORCE_NON_COHERENT, FORCE_NON_COHERENT); |
| mc_set_txn_override(AONDMAR, CGID_TAG_DEFAULT, SO_DEV_ZERO, FORCE_NON_COHERENT, FORCE_NON_COHERENT); |
| mc_set_txn_override(SATAW, CGID_TAG_DEFAULT, SO_DEV_ZERO, FORCE_NON_COHERENT, FORCE_COHERENT); |
| mc_set_txn_override(ETRW, CGID_TAG_DEFAULT, SO_DEV_ZERO, FORCE_NON_COHERENT, FORCE_NON_COHERENT); |
| mc_set_txn_override(VICSWR, CGID_TAG_DEFAULT, SO_DEV_ZERO, FORCE_NON_COHERENT, FORCE_NON_COHERENT); |
| mc_set_txn_override(NVENCSWR, CGID_TAG_DEFAULT, SO_DEV_ZERO, FORCE_NON_COHERENT, FORCE_NON_COHERENT); |
| /* See bug 200131110 comment #35 */ |
| mc_set_txn_override(AFIR, CGID_TAG_DEFAULT, SO_DEV_CLIENT_AXI_ID, FORCE_NON_COHERENT, FORCE_NON_COHERENT); |
| mc_set_txn_override(SDMMCWAB, CGID_TAG_DEFAULT, SO_DEV_ZERO, FORCE_NON_COHERENT, FORCE_NON_COHERENT); |
| mc_set_txn_override(SDMMCRA, CGID_TAG_DEFAULT, SO_DEV_ZERO, FORCE_NON_COHERENT, FORCE_NON_COHERENT); |
| mc_set_txn_override(NVDISPLAYR1, CGID_TAG_DEFAULT, SO_DEV_ZERO, FORCE_NON_COHERENT, FORCE_NON_COHERENT); |
| mc_set_txn_override(ISPWB, CGID_TAG_DEFAULT, SO_DEV_ZERO, FORCE_NON_COHERENT, FORCE_NON_COHERENT); |
| mc_set_txn_override(BPMPR, CGID_TAG_DEFAULT, SO_DEV_ZERO, FORCE_NON_COHERENT, FORCE_NON_COHERENT); |
| mc_set_txn_override(APEW, CGID_TAG_DEFAULT, SO_DEV_ZERO, FORCE_NON_COHERENT, FORCE_NON_COHERENT); |
| mc_set_txn_override(SDMMCR, CGID_TAG_DEFAULT, SO_DEV_ZERO, FORCE_NON_COHERENT, FORCE_NON_COHERENT); |
| mc_set_txn_override(XUSB_DEVW, CGID_TAG_DEFAULT, SO_DEV_ZERO, FORCE_NON_COHERENT, FORCE_COHERENT); |
| mc_set_txn_override(TSECSRD, CGID_TAG_DEFAULT, SO_DEV_ZERO, FORCE_NON_COHERENT, FORCE_NON_COHERENT); |
| /* |
| * See bug 200131110 comment #35 - there are no normal requests |
| * and AWID for SO/DEV requests is hardcoded in RTL for a |
| * particular PCIE controller |
| */ |
| mc_set_txn_override(AFIW, CGID_TAG_DEFAULT, SO_DEV_CLIENT_AXI_ID, FORCE_NON_COHERENT, FORCE_COHERENT); |
| mc_set_txn_override(SCEW, CGID_TAG_DEFAULT, SO_DEV_ZERO, FORCE_NON_COHERENT, FORCE_NON_COHERENT); |
| |
| /* |
| * At this point, ordering can occur at ROC. So, remove PCFIFO's |
| * control over ordering requests. |
| * |
| * Change PCFIFO_*_ORDERED_CLIENT from ORDERED -> UNORDERED for |
| * boot and strongly ordered MSS clients |
| */ |
| val = MC_PCFIFO_CLIENT_CONFIG1_RESET_VAL & |
| mc_set_pcfifo_unordered_boot_so_mss(1, AFIW) & |
| mc_set_pcfifo_unordered_boot_so_mss(1, HDAW) & |
| mc_set_pcfifo_unordered_boot_so_mss(1, SATAW); |
| tegra_mc_write_32(MC_PCFIFO_CLIENT_CONFIG1, val); |
| |
| val = MC_PCFIFO_CLIENT_CONFIG2_RESET_VAL & |
| mc_set_pcfifo_unordered_boot_so_mss(2, XUSB_HOSTW) & |
| mc_set_pcfifo_unordered_boot_so_mss(2, XUSB_DEVW); |
| tegra_mc_write_32(MC_PCFIFO_CLIENT_CONFIG2, val); |
| |
| val = MC_PCFIFO_CLIENT_CONFIG3_RESET_VAL & |
| mc_set_pcfifo_unordered_boot_so_mss(3, SDMMCWAB); |
| tegra_mc_write_32(MC_PCFIFO_CLIENT_CONFIG3, val); |
| |
| val = MC_PCFIFO_CLIENT_CONFIG4_RESET_VAL & |
| mc_set_pcfifo_unordered_boot_so_mss(4, SESWR) & |
| mc_set_pcfifo_unordered_boot_so_mss(4, ETRW) & |
| mc_set_pcfifo_unordered_boot_so_mss(4, AXISW) & |
| mc_set_pcfifo_unordered_boot_so_mss(4, UFSHCW) & |
| mc_set_pcfifo_unordered_boot_so_mss(4, BPMPDMAW) & |
| mc_set_pcfifo_unordered_boot_so_mss(4, AONDMAW) & |
| mc_set_pcfifo_unordered_boot_so_mss(4, SCEDMAW); |
| /* EQOSW is the only client that has PCFIFO order enabled. */ |
| val |= mc_set_pcfifo_ordered_boot_so_mss(4, EQOSW); |
| tegra_mc_write_32(MC_PCFIFO_CLIENT_CONFIG4, val); |
| |
| val = MC_PCFIFO_CLIENT_CONFIG5_RESET_VAL & |
| mc_set_pcfifo_unordered_boot_so_mss(5, APEDMAW); |
| tegra_mc_write_32(MC_PCFIFO_CLIENT_CONFIG5, val); |
| |
| /* |
| * Deassert HOTRESET FLUSH_ENABLE for boot and strongly ordered MSS |
| * clients to allow memory traffic from all clients to start passing |
| * through ROC |
| */ |
| val = tegra_mc_read_32(MC_CLIENT_HOTRESET_CTRL0); |
| assert(val == wdata_0); |
| |
| wdata_0 = MC_CLIENT_HOTRESET_CTRL0_RESET_VAL; |
| tegra_mc_write_32(MC_CLIENT_HOTRESET_CTRL0, wdata_0); |
| |
| val = tegra_mc_read_32(MC_CLIENT_HOTRESET_CTRL1); |
| assert(val == wdata_1); |
| |
| wdata_1 = MC_CLIENT_HOTRESET_CTRL1_RESET_VAL; |
| tegra_mc_write_32(MC_CLIENT_HOTRESET_CTRL1, wdata_1); |
| |
| #endif |
| } |
| |
| static void tegra186_memctrl_set_overrides(void) |
| { |
| uint32_t i, val; |
| |
| /* |
| * Set the MC_TXN_OVERRIDE registers for write clients. |
| */ |
| if ((tegra_chipid_is_t186()) && |
| (!tegra_platform_is_silicon() || |
| (tegra_platform_is_silicon() && (tegra_get_chipid_minor() == 1U)))) { |
| |
| /* |
| * GPU and NVENC settings for Tegra186 simulation and |
| * Silicon rev. A01 |
| */ |
| val = tegra_mc_read_32(MC_TXN_OVERRIDE_CONFIG_GPUSWR); |
| val &= (uint32_t)~MC_TXN_OVERRIDE_CGID_TAG_MASK; |
| tegra_mc_write_32(MC_TXN_OVERRIDE_CONFIG_GPUSWR, |
| val | MC_TXN_OVERRIDE_CGID_TAG_ZERO); |
| |
| val = tegra_mc_read_32(MC_TXN_OVERRIDE_CONFIG_GPUSWR2); |
| val &= (uint32_t)~MC_TXN_OVERRIDE_CGID_TAG_MASK; |
| tegra_mc_write_32(MC_TXN_OVERRIDE_CONFIG_GPUSWR2, |
| val | MC_TXN_OVERRIDE_CGID_TAG_ZERO); |
| |
| val = tegra_mc_read_32(MC_TXN_OVERRIDE_CONFIG_NVENCSWR); |
| val &= (uint32_t)~MC_TXN_OVERRIDE_CGID_TAG_MASK; |
| tegra_mc_write_32(MC_TXN_OVERRIDE_CONFIG_NVENCSWR, |
| val | MC_TXN_OVERRIDE_CGID_TAG_CLIENT_AXI_ID); |
| |
| } else { |
| |
| /* |
| * Settings for Tegra186 silicon rev. A02 and onwards. |
| */ |
| for (i = 0; i < ARRAY_SIZE(tegra186_txn_override_cfgs); i++) { |
| val = tegra_mc_read_32(tegra186_txn_override_cfgs[i].offset); |
| val &= (uint32_t)~MC_TXN_OVERRIDE_CGID_TAG_MASK; |
| tegra_mc_write_32(tegra186_txn_override_cfgs[i].offset, |
| val | tegra186_txn_override_cfgs[i].cgid_tag); |
| } |
| } |
| } |
| |
| |
| /******************************************************************************* |
| * Array to hold MC context for Tegra186 |
| ******************************************************************************/ |
| static __attribute__((aligned(16))) mc_regs_t tegra186_mc_context[] = { |
| _START_OF_TABLE_, |
| mc_make_sid_security_cfg(SCEW), |
| mc_make_sid_security_cfg(AFIR), |
| mc_make_sid_security_cfg(NVDISPLAYR1), |
| mc_make_sid_security_cfg(XUSB_DEVR), |
| mc_make_sid_security_cfg(VICSRD1), |
| mc_make_sid_security_cfg(NVENCSWR), |
| mc_make_sid_security_cfg(TSECSRDB), |
| mc_make_sid_security_cfg(AXISW), |
| mc_make_sid_security_cfg(SDMMCWAB), |
| mc_make_sid_security_cfg(AONDMAW), |
| mc_make_sid_security_cfg(GPUSWR2), |
| mc_make_sid_security_cfg(SATAW), |
| mc_make_sid_security_cfg(UFSHCW), |
| mc_make_sid_security_cfg(AFIW), |
| mc_make_sid_security_cfg(SDMMCR), |
| mc_make_sid_security_cfg(SCEDMAW), |
| mc_make_sid_security_cfg(UFSHCR), |
| mc_make_sid_security_cfg(SDMMCWAA), |
| mc_make_sid_security_cfg(APEDMAW), |
| mc_make_sid_security_cfg(SESWR), |
| mc_make_sid_security_cfg(MPCORER), |
| mc_make_sid_security_cfg(PTCR), |
| mc_make_sid_security_cfg(BPMPW), |
| mc_make_sid_security_cfg(ETRW), |
| mc_make_sid_security_cfg(GPUSRD), |
| mc_make_sid_security_cfg(VICSWR), |
| mc_make_sid_security_cfg(SCEDMAR), |
| mc_make_sid_security_cfg(HDAW), |
| mc_make_sid_security_cfg(ISPWA), |
| mc_make_sid_security_cfg(EQOSW), |
| mc_make_sid_security_cfg(XUSB_HOSTW), |
| mc_make_sid_security_cfg(TSECSWR), |
| mc_make_sid_security_cfg(SDMMCRAA), |
| mc_make_sid_security_cfg(APER), |
| mc_make_sid_security_cfg(VIW), |
| mc_make_sid_security_cfg(APEW), |
| mc_make_sid_security_cfg(AXISR), |
| mc_make_sid_security_cfg(SDMMCW), |
| mc_make_sid_security_cfg(BPMPDMAW), |
| mc_make_sid_security_cfg(ISPRA), |
| mc_make_sid_security_cfg(NVDECSWR), |
| mc_make_sid_security_cfg(XUSB_DEVW), |
| mc_make_sid_security_cfg(NVDECSRD), |
| mc_make_sid_security_cfg(MPCOREW), |
| mc_make_sid_security_cfg(NVDISPLAYR), |
| mc_make_sid_security_cfg(BPMPDMAR), |
| mc_make_sid_security_cfg(NVJPGSWR), |
| mc_make_sid_security_cfg(NVDECSRD1), |
| mc_make_sid_security_cfg(TSECSRD), |
| mc_make_sid_security_cfg(NVJPGSRD), |
| mc_make_sid_security_cfg(SDMMCWA), |
| mc_make_sid_security_cfg(SCER), |
| mc_make_sid_security_cfg(XUSB_HOSTR), |
| mc_make_sid_security_cfg(VICSRD), |
| mc_make_sid_security_cfg(AONDMAR), |
| mc_make_sid_security_cfg(AONW), |
| mc_make_sid_security_cfg(SDMMCRA), |
| mc_make_sid_security_cfg(HOST1XDMAR), |
| mc_make_sid_security_cfg(EQOSR), |
| mc_make_sid_security_cfg(SATAR), |
| mc_make_sid_security_cfg(BPMPR), |
| mc_make_sid_security_cfg(HDAR), |
| mc_make_sid_security_cfg(SDMMCRAB), |
| mc_make_sid_security_cfg(ETRR), |
| mc_make_sid_security_cfg(AONR), |
| mc_make_sid_security_cfg(APEDMAR), |
| mc_make_sid_security_cfg(SESRD), |
| mc_make_sid_security_cfg(NVENCSRD), |
| mc_make_sid_security_cfg(GPUSWR), |
| mc_make_sid_security_cfg(TSECSWRB), |
| mc_make_sid_security_cfg(ISPWB), |
| mc_make_sid_security_cfg(GPUSRD2), |
| mc_make_sid_override_cfg(APER), |
| mc_make_sid_override_cfg(VICSRD), |
| mc_make_sid_override_cfg(NVENCSRD), |
| mc_make_sid_override_cfg(NVJPGSWR), |
| mc_make_sid_override_cfg(AONW), |
| mc_make_sid_override_cfg(BPMPR), |
| mc_make_sid_override_cfg(BPMPW), |
| mc_make_sid_override_cfg(HDAW), |
| mc_make_sid_override_cfg(NVDISPLAYR1), |
| mc_make_sid_override_cfg(APEDMAR), |
| mc_make_sid_override_cfg(AFIR), |
| mc_make_sid_override_cfg(AXISR), |
| mc_make_sid_override_cfg(VICSRD1), |
| mc_make_sid_override_cfg(TSECSRD), |
| mc_make_sid_override_cfg(BPMPDMAW), |
| mc_make_sid_override_cfg(MPCOREW), |
| mc_make_sid_override_cfg(XUSB_HOSTR), |
| mc_make_sid_override_cfg(GPUSWR), |
| mc_make_sid_override_cfg(XUSB_DEVR), |
| mc_make_sid_override_cfg(UFSHCW), |
| mc_make_sid_override_cfg(XUSB_HOSTW), |
| mc_make_sid_override_cfg(SDMMCWAB), |
| mc_make_sid_override_cfg(SATAW), |
| mc_make_sid_override_cfg(SCEDMAR), |
| mc_make_sid_override_cfg(HOST1XDMAR), |
| mc_make_sid_override_cfg(SDMMCWA), |
| mc_make_sid_override_cfg(APEDMAW), |
| mc_make_sid_override_cfg(SESWR), |
| mc_make_sid_override_cfg(AXISW), |
| mc_make_sid_override_cfg(AONDMAW), |
| mc_make_sid_override_cfg(TSECSWRB), |
| mc_make_sid_override_cfg(MPCORER), |
| mc_make_sid_override_cfg(ISPWB), |
| mc_make_sid_override_cfg(AONR), |
| mc_make_sid_override_cfg(BPMPDMAR), |
| mc_make_sid_override_cfg(HDAR), |
| mc_make_sid_override_cfg(SDMMCRA), |
| mc_make_sid_override_cfg(ETRW), |
| mc_make_sid_override_cfg(GPUSWR2), |
| mc_make_sid_override_cfg(EQOSR), |
| mc_make_sid_override_cfg(TSECSWR), |
| mc_make_sid_override_cfg(ETRR), |
| mc_make_sid_override_cfg(NVDECSRD), |
| mc_make_sid_override_cfg(TSECSRDB), |
| mc_make_sid_override_cfg(SDMMCRAA), |
| mc_make_sid_override_cfg(NVDECSRD1), |
| mc_make_sid_override_cfg(SDMMCR), |
| mc_make_sid_override_cfg(NVJPGSRD), |
| mc_make_sid_override_cfg(SCEDMAW), |
| mc_make_sid_override_cfg(SDMMCWAA), |
| mc_make_sid_override_cfg(APEW), |
| mc_make_sid_override_cfg(AONDMAR), |
| mc_make_sid_override_cfg(PTCR), |
| mc_make_sid_override_cfg(SCER), |
| mc_make_sid_override_cfg(ISPRA), |
| mc_make_sid_override_cfg(ISPWA), |
| mc_make_sid_override_cfg(VICSWR), |
| mc_make_sid_override_cfg(SESRD), |
| mc_make_sid_override_cfg(SDMMCW), |
| mc_make_sid_override_cfg(SDMMCRAB), |
| mc_make_sid_override_cfg(EQOSW), |
| mc_make_sid_override_cfg(GPUSRD2), |
| mc_make_sid_override_cfg(SCEW), |
| mc_make_sid_override_cfg(GPUSRD), |
| mc_make_sid_override_cfg(NVDECSWR), |
| mc_make_sid_override_cfg(XUSB_DEVW), |
| mc_make_sid_override_cfg(SATAR), |
| mc_make_sid_override_cfg(NVDISPLAYR), |
| mc_make_sid_override_cfg(VIW), |
| mc_make_sid_override_cfg(UFSHCR), |
| mc_make_sid_override_cfg(NVENCSWR), |
| mc_make_sid_override_cfg(AFIW), |
| mc_smmu_bypass_cfg, /* TBU settings */ |
| _END_OF_TABLE_, |
| }; |
| |
| /******************************************************************************* |
| * Handler to return the pointer to the MC's context struct |
| ******************************************************************************/ |
| mc_regs_t *plat_memctrl_get_sys_suspend_ctx(void) |
| { |
| /* index of _END_OF_TABLE_ */ |
| tegra186_mc_context[0].val = (uint32_t)(ARRAY_SIZE(tegra186_mc_context)) - 1U; |
| |
| return tegra186_mc_context; |
| } |
| |
| void plat_memctrl_setup(void) |
| { |
| uint32_t val; |
| unsigned int i; |
| |
| /* Program all the Stream ID overrides */ |
| for (i = 0U; i < ARRAY_SIZE(tegra186_streamid_override_regs); i++) { |
| tegra_mc_streamid_write_32(tegra186_streamid_override_regs[i], |
| MC_STREAM_ID_MAX); |
| } |
| |
| /* Program the security config settings for all Stream IDs */ |
| for (i = 0U; i < ARRAY_SIZE(tegra186_streamid_sec_cfgs); i++) { |
| val = (tegra186_streamid_sec_cfgs[i].override_enable << 16) | |
| (tegra186_streamid_sec_cfgs[i].override_client_inputs << 8) | |
| (tegra186_streamid_sec_cfgs[i].override_client_ns_flag << 0); |
| tegra_mc_streamid_write_32(tegra186_streamid_sec_cfgs[i].offset, val); |
| } |
| |
| /* |
| * Re-configure MSS to allow ROC to deal with ordering of the |
| * Memory Controller traffic. This is needed as the Memory Controller |
| * boots with MSS having all control, but ROC provides a performance |
| * boost as compared to MSS. |
| */ |
| tegra186_memctrl_reconfig_mss_clients(); |
| |
| /* Program overrides for MC transactions */ |
| tegra186_memctrl_set_overrides(); |
| } |
| |
| /******************************************************************************* |
| * Handler to restore platform specific settings to the memory controller |
| ******************************************************************************/ |
| void plat_memctrl_restore(void) |
| { |
| /* |
| * Re-configure MSS to allow ROC to deal with ordering of the |
| * Memory Controller traffic. This is needed as the Memory Controller |
| * boots with MSS having all control, but ROC provides a performance |
| * boost as compared to MSS. |
| */ |
| tegra186_memctrl_reconfig_mss_clients(); |
| |
| /* Program overrides for MC transactions */ |
| tegra186_memctrl_set_overrides(); |
| } |
| |
| /******************************************************************************* |
| * Handler to program the scratch registers with TZDRAM settings for the |
| * resume firmware |
| ******************************************************************************/ |
| void plat_memctrl_tzdram_setup(uint64_t phys_base, uint64_t size_in_bytes) |
| { |
| uint32_t val; |
| |
| /* |
| * Setup the Memory controller to allow only secure accesses to |
| * the TZDRAM carveout |
| */ |
| INFO("Configuring TrustZone DRAM Memory Carveout\n"); |
| |
| tegra_mc_write_32(MC_SECURITY_CFG0_0, (uint32_t)phys_base); |
| tegra_mc_write_32(MC_SECURITY_CFG3_0, (uint32_t)(phys_base >> 32)); |
| tegra_mc_write_32(MC_SECURITY_CFG1_0, size_in_bytes >> 20); |
| |
| /* |
| * When TZ encryption is enabled, we need to setup TZDRAM |
| * before CPU accesses TZ Carveout, else CPU will fetch |
| * non-decrypted data. So save TZDRAM setting for SC7 resume |
| * FW to restore. |
| * |
| * Scratch registers map: |
| * RSV55_0 = CFG1[12:0] | CFG0[31:20] |
| * RSV55_1 = CFG3[1:0] |
| */ |
| val = tegra_mc_read_32(MC_SECURITY_CFG1_0) & MC_SECURITY_SIZE_MB_MASK; |
| val |= tegra_mc_read_32(MC_SECURITY_CFG0_0) & MC_SECURITY_BOM_MASK; |
| mmio_write_32(TEGRA_SCRATCH_BASE + SCRATCH_TZDRAM_ADDR_LO, val); |
| |
| val = tegra_mc_read_32(MC_SECURITY_CFG3_0) & MC_SECURITY_BOM_HI_MASK; |
| mmio_write_32(TEGRA_SCRATCH_BASE + SCRATCH_TZDRAM_ADDR_HI, val); |
| |
| /* |
| * MCE propagates the security configuration values across the |
| * CCPLEX. |
| */ |
| (void)mce_update_gsc_tzdram(); |
| } |