diff --git a/plat/nvidia/tegra/common/tegra_common.mk b/plat/nvidia/tegra/common/tegra_common.mk index 2b4a2471f..220e20615 100644 --- a/plat/nvidia/tegra/common/tegra_common.mk +++ b/plat/nvidia/tegra/common/tegra_common.mk @@ -60,5 +60,4 @@ BL31_SOURCES += drivers/arm/gic/gic_v2.c \ ${COMMON_DIR}/tegra_delay_timer.c \ ${COMMON_DIR}/tegra_gic.c \ ${COMMON_DIR}/tegra_pm.c \ - ${COMMON_DIR}/tegra_sip_calls.c \ ${COMMON_DIR}/tegra_topology.c diff --git a/plat/nvidia/tegra/common/tegra_sip_calls.c b/plat/nvidia/tegra/soc/t132/plat_sip_calls.c similarity index 97% rename from plat/nvidia/tegra/common/tegra_sip_calls.c rename to plat/nvidia/tegra/soc/t132/plat_sip_calls.c index de36a3c6b..450e1dd3b 100644 --- a/plat/nvidia/tegra/common/tegra_sip_calls.c +++ b/plat/nvidia/tegra/soc/t132/plat_sip_calls.c @@ -43,7 +43,7 @@ #define SCR_RW_BITPOS __builtin_ctz(SCR_RW_BIT) /******************************************************************************* - * Tegra SiP SMCs + * Tegra132 SiP SMCs ******************************************************************************/ #define TEGRA_SIP_NEW_VIDEOMEM_REGION 0x82000003 #define TEGRA_SIP_AARCH_SWITCH 0x82000004 @@ -58,7 +58,7 @@ /******************************************************************************* * This function is responsible for handling all SiP calls from the NS world ******************************************************************************/ -uint64_t tegra_sip_handler(uint32_t smc_fid, +uint64_t tegra132_sip_handler(uint32_t smc_fid, uint64_t x1, uint64_t x2, uint64_t x3, @@ -138,11 +138,11 @@ uint64_t tegra_sip_handler(uint32_t smc_fid, /* Define a runtime service descriptor for fast SMC calls */ DECLARE_RT_SVC( - tegra_sip_fast, + tegra132_sip_fast, OEN_SIP_START, OEN_SIP_END, SMC_TYPE_FAST, NULL, - tegra_sip_handler + tegra132_sip_handler ); diff --git a/plat/nvidia/tegra/soc/t132/platform_t132.mk b/plat/nvidia/tegra/soc/t132/platform_t132.mk index 64db8c087..2364a22fa 100644 --- a/plat/nvidia/tegra/soc/t132/platform_t132.mk +++ b/plat/nvidia/tegra/soc/t132/platform_t132.mk @@ -43,5 +43,6 @@ $(eval $(call add_define,PLATFORM_MAX_CPUS_PER_CLUSTER)) BL31_SOURCES += lib/cpus/aarch64/denver.S \ ${COMMON_DIR}/drivers/flowctrl/flowctrl.c \ ${SOC_DIR}/plat_psci_handlers.c \ + ${SOC_DIR}/plat_sip_calls.c \ ${SOC_DIR}/plat_setup.c \ ${SOC_DIR}/plat_secondary.c diff --git a/plat/nvidia/tegra/soc/t210/plat_sip_calls.c b/plat/nvidia/tegra/soc/t210/plat_sip_calls.c new file mode 100644 index 000000000..7d9838a35 --- /dev/null +++ b/plat/nvidia/tegra/soc/t210/plat_sip_calls.c @@ -0,0 +1,114 @@ +/* + * Copyright (c) 2015, ARM Limited and Contributors. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * Redistributions of source code must retain the above copyright notice, this + * list of conditions and the following disclaimer. + * + * Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * + * Neither the name of ARM nor the names of its contributors may be used + * to endorse or promote products derived from this software without specific + * prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +/******************************************************************************* + * Tegra210 SiP SMCs + ******************************************************************************/ +#define TEGRA_SIP_NEW_VIDEOMEM_REGION 0x82000003 + +/******************************************************************************* + * This function is responsible for handling all SiP calls from the NS world + ******************************************************************************/ +uint64_t tegra210_sip_handler(uint32_t smc_fid, + uint64_t x1, + uint64_t x2, + uint64_t x3, + uint64_t x4, + void *cookie, + void *handle, + uint64_t flags) +{ + uint32_t ns; + int err; + + /* Determine which security state this SMC originated from */ + ns = is_caller_non_secure(flags); + if (!ns) + SMC_RET1(handle, SMC_UNK); + + switch (smc_fid) { + + case TEGRA_SIP_NEW_VIDEOMEM_REGION: + + /* clean up the high bits */ + x1 = (uint32_t)x1; + x2 = (uint32_t)x2; + + /* + * Check if Video Memory overlaps TZDRAM (contains bl31/bl32) + * or falls outside of the valid DRAM range + */ + err = bl31_check_ns_address(x1, x2); + if (err) + SMC_RET1(handle, err); + + /* + * Check if Video Memory is aligned to 1MB. + */ + if ((x1 & 0xFFFFF) || (x2 & 0xFFFFF)) { + ERROR("Unaligned Video Memory base address!\n"); + SMC_RET1(handle, -ENOTSUP); + } + + /* new video memory carveout settings */ + tegra_memctrl_videomem_setup(x1, x2); + + SMC_RET1(handle, 0); + break; + + default: + ERROR("%s: unhandled SMC (0x%x)\n", __func__, smc_fid); + break; + } + + SMC_RET1(handle, SMC_UNK); +} + +/* Define a runtime service descriptor for fast SMC calls */ +DECLARE_RT_SVC( + tegra210_sip_fast, + + OEN_SIP_START, + OEN_SIP_END, + SMC_TYPE_FAST, + NULL, + tegra210_sip_handler +); diff --git a/plat/nvidia/tegra/soc/t210/platform_t210.mk b/plat/nvidia/tegra/soc/t210/platform_t210.mk index f58baaf4a..bb6424d44 100644 --- a/plat/nvidia/tegra/soc/t210/platform_t210.mk +++ b/plat/nvidia/tegra/soc/t210/platform_t210.mk @@ -56,6 +56,7 @@ BL31_SOURCES += lib/cpus/aarch64/cortex_a53.S \ lib/cpus/aarch64/cortex_a57.S \ ${COMMON_DIR}/drivers/flowctrl/flowctrl.c \ ${SOC_DIR}/plat_psci_handlers.c \ + ${SOC_DIR}/plat_sip_calls.c \ ${SOC_DIR}/plat_setup.c \ ${SOC_DIR}/plat_secondary.c