2015-04-13 07:47:57 +01:00
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/*
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* Copyright (c) 2015, ARM Limited and Contributors. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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*
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* Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* Neither the name of ARM nor the names of its contributors may be used
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* to endorse or promote products derived from this software without specific
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* prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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2016-05-11 11:45:20 +01:00
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#include <crypt.h>
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2016-05-11 11:04:09 +01:00
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#include <debug.h>
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2015-04-13 07:47:57 +01:00
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#include <mmio.h>
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#include <mtk_sip_svc.h>
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2015-11-16 06:38:40 +00:00
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#include <mtcmos.h>
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2016-05-11 11:04:09 +01:00
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#include <plat_sip_calls.h>
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#include <runtime_svc.h>
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2015-04-13 07:47:57 +01:00
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/* Authorized secure register list */
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enum {
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SREG_HDMI_COLOR_EN = 0x14000904
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};
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static const uint32_t authorized_sreg[] = {
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SREG_HDMI_COLOR_EN
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};
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#define authorized_sreg_cnt \
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(sizeof(authorized_sreg) / sizeof(authorized_sreg[0]))
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uint64_t mt_sip_set_authorized_sreg(uint32_t sreg, uint32_t val)
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{
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uint64_t i;
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for (i = 0; i < authorized_sreg_cnt; i++) {
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if (authorized_sreg[i] == sreg) {
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mmio_write_32(sreg, val);
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return MTK_SIP_E_SUCCESS;
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}
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}
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return MTK_SIP_E_INVALID_PARAM;
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}
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2015-11-16 06:38:40 +00:00
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2016-05-11 11:04:09 +01:00
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static uint64_t mt_sip_pwr_on_mtcmos(uint32_t val)
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2015-11-16 06:38:40 +00:00
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{
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uint32_t ret;
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ret = mtcmos_non_cpu_ctrl(1, val);
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if (ret)
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return MTK_SIP_E_INVALID_PARAM;
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else
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return MTK_SIP_E_SUCCESS;
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}
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2016-05-11 11:04:09 +01:00
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static uint64_t mt_sip_pwr_off_mtcmos(uint32_t val)
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2015-11-16 06:38:40 +00:00
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{
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uint32_t ret;
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ret = mtcmos_non_cpu_ctrl(0, val);
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if (ret)
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return MTK_SIP_E_INVALID_PARAM;
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else
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return MTK_SIP_E_SUCCESS;
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}
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2016-05-11 11:04:09 +01:00
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static uint64_t mt_sip_pwr_mtcmos_support(void)
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2015-11-16 06:38:40 +00:00
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{
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return MTK_SIP_E_SUCCESS;
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}
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2016-05-11 11:04:09 +01:00
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uint64_t mediatek_plat_sip_handler(uint32_t smc_fid,
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uint64_t x1,
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uint64_t x2,
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uint64_t x3,
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uint64_t x4,
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void *cookie,
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void *handle,
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uint64_t flags)
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{
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uint64_t ret;
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switch (smc_fid) {
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case MTK_SIP_PWR_ON_MTCMOS:
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ret = mt_sip_pwr_on_mtcmos((uint32_t)x1);
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SMC_RET1(handle, ret);
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case MTK_SIP_PWR_OFF_MTCMOS:
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ret = mt_sip_pwr_off_mtcmos((uint32_t)x1);
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SMC_RET1(handle, ret);
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case MTK_SIP_PWR_MTCMOS_SUPPORT:
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ret = mt_sip_pwr_mtcmos_support();
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SMC_RET1(handle, ret);
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2016-05-11 11:45:20 +01:00
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case MTK_SIP_SET_HDCP_KEY_EX:
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ret = crypt_set_hdcp_key_ex(x1, x2, x3);
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SMC_RET1(handle, ret);
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case MTK_SIP_SET_HDCP_KEY_NUM:
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ret = crypt_set_hdcp_key_num((uint32_t)x1);
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SMC_RET1(handle, ret);
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case MTK_SIP_CLR_HDCP_KEY:
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ret = crypt_clear_hdcp_key();
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SMC_RET1(handle, ret);
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2016-05-11 11:04:09 +01:00
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default:
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ERROR("%s: unhandled SMC (0x%x)\n", __func__, smc_fid);
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break;
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}
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SMC_RET1(handle, SMC_UNK);
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}
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