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Diffstat (limited to 'os/common/ports/ARMCAx-TZ/chtssi.h')
| -rw-r--r-- | os/common/ports/ARMCAx-TZ/chtssi.h | 209 |
1 files changed, 209 insertions, 0 deletions
diff --git a/os/common/ports/ARMCAx-TZ/chtssi.h b/os/common/ports/ARMCAx-TZ/chtssi.h new file mode 100644 index 000000000..3fbb1497b --- /dev/null +++ b/os/common/ports/ARMCAx-TZ/chtssi.h @@ -0,0 +1,209 @@ +/*
+ ChibiOS - Copyright (C) 2006..2018 Giovanni Di Sirio.
+
+ This file is part of ChibiOS.
+
+ ChibiOS is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 3 of the License, or
+ (at your option) any later version.
+
+ ChibiOS is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see <http://www.gnu.org/licenses/>.
+*/
+
+/**
+ * @file chtssi.h
+ * @brief tssi module macros and structures.
+ *
+ * @addtogroup TSSI
+ * @{
+ */
+
+#ifndef CHTSSI_H
+#define CHTSSI_H
+
+#include "ch.h"
+#include "ccportab.h"
+
+/*===========================================================================*/
+/* Module constants. */
+/*===========================================================================*/
+
+/* Service registry errors as returned by smc.*/
+#define SMC_SVC_OK MSG_OK /* No error.*/
+#define SMC_SVC_INTR (msg_t)-1 /* Service interrupted ( == MSG_TIMEOUT).*/
+#define SMC_SVC_NOENT (msg_t)-2 /* No existent service.*/
+#define SMC_SVC_INVALID (msg_t)-3 /* Invalid service parameter(s).*/
+#define SMC_SVC_BADH (msg_t)-4 /* Invalid service handle.*/
+#define SMC_SVC_EXIST (msg_t)-5 /* Service already exists.*/
+#define SMC_SVC_NHND (msg_t)-6 /* No more services.*/
+#define SMC_SVC_BUSY (msg_t)-7 /* Service busy.*/
+
+/* Special trusted service handles.*/
+#define TS_HND_TRAMP ((ts_state_t *)0) /* Trampoline service handle.*/
+#define TS_HND_DISCOVERY ((ts_state_t *)1) /* Discovery service handle.*/
+#define TS_HND_STQRY ((ts_state_t *)2) /* Query status service handle.*/
+#define TS_HND_IDLE ((ts_state_t *)3) /* Idle service handle.*/
+
+/* Service states.*/
+#define TS_STATE_READY 0
+#define TS_STATE_PROCESSING 1
+#define TS_STATE_DONE 2
+
+/* Services events event mask.*/
+#define EVT_DAEMON_REQ_ATN EVENT_MASK(0)
+
+/* Service events flags.*/
+#define EVT_DRA_SOCK_PROXY 1
+
+/*===========================================================================*/
+/* Module pre-compile time settings. */
+/*===========================================================================*/
+
+/**
+ * @name TSSI module settings.
+ * @{
+ */
+
+/*
+ * @brief Max number of services.
+ */
+#define TS_MAX_SVCS 64
+
+/*
+ * @brief Max smc call timeout, in microseconds.
+ */
+#define TS_MAX_TMO 10000
+
+/*
+ * @brief Secure and non secure memory address spaces.
+ */
+#define NSEC_MEMORY_START_ADDR ((uint8_t *)0x20000000)
+#define NSEC_MEMORY_END_ADDR ((uint8_t *)0x27000000)
+#define SEC_MEMORY_START_ADDR ((uint8_t *)0x27000000)
+#define SEC_MEMORY_END_ADDR ((size_t)0x1000000)
+
+
+/*===========================================================================*/
+/* Derived constants and error checks. */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Module data structures and types. */
+/*===========================================================================*/
+typedef uint8_t * ts_params_area_t;
+
+typedef struct tssi_service_state {
+ uint32_t ts_status;
+ thread_reference_t ts_thdp;
+ ts_params_area_t ts_datap;
+ uint32_t ts_datalen;
+} ts_state_t;
+
+/*===========================================================================*/
+/* Module macros. */
+/*===========================================================================*/
+
+/**
+ * @name Services tables definition macros.
+ * @{
+ */
+
+/**
+ * @brief Table of the runtime state of the services.
+ */
+#define TS_STATE_TABLE \
+ ts_state_t ts_state[TS_MAX_SVCS] = {0};
+
+/**
+ * @brief Accessor to the runtime state of service i.
+ */
+#define TS_STATE(i) (&ts_state[i])
+
+/**
+ * @brief Start of user service table.
+ */
+#define TS_CONF_TABLE_BEGIN \
+ const thread_descriptor_t ts_configs[TS_MAX_SVCS] = {
+
+/**
+ * @brief Entry of user services table.
+ */
+#define TS_CONF_TABLE_ENTRY(name, wap, prio, funcp, tsstatep) \
+ {name, wap, ((stkalign_t *)(wap)) + (sizeof (wap) / sizeof(stkalign_t)), \
+ prio, funcp, tsstatep},
+
+/**
+ * @brief End of user services table.
+ */
+#define TS_CONF_TABLE_END \
+};
+
+/*
+ * @brief Accessor to the service table entry i.
+ */
+#define TS_CONF_TABLE(i) (&ts_configs[i])
+
+/*
+ * @brief Trusted services base prio.
+ */
+#define TS_BASE_PRIO (NORMALPRIO+1)
+
+/*
+ * @brief Check if service is busy.
+ */
+#define TS_IS_BUSY(state) (state != TS_STATE_READY)
+
+/*
+ * @brief Set the service status.
+ * @note The service sets the status at a value representing the status
+ * of the completion of the request. This value is
+ * service dependent.
+ */
+#define TS_SET_STATUS(svcp, newst) (((ts_state_t *)svcp)->ts_status = newst)
+
+/*
+ * @brief Get the client shared memory start address.
+ * @note The client sets the data field at the start address
+ * of a shared memory allocated from the non secure memory space.
+ */
+#define TS_GET_DATA(svcp) ((char *)((ts_state_t *)svcp)->ts_datap)
+
+/*
+ * @brief Get the client shared memory size.
+ * @note The client sets the datalen field to the size
+ * of a shared memory allocated from the non secure memory space.
+ */
+#define TS_GET_DATALEN(svcp) (((ts_state_t *)svcp)->ts_datalen)
+
+/** @} */
+
+/*===========================================================================*/
+/* External declarations. */
+/*===========================================================================*/
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+ extern event_source_t tsEventSource;
+ extern ts_state_t ts_state[];
+ extern const thread_descriptor_t ts_configs[];
+ extern thread_reference_t _ns_thread;
+ CC_NO_RETURN void _ns_trampoline(uint8_t *addr);
+ CC_NO_RETURN void tssiInit(void);
+ msg_t tssiWaitRequest(ts_state_t *svcp);
+#ifdef __cplusplus
+}
+#endif
+
+/*===========================================================================*/
+/* Module inline functions. */
+/*===========================================================================*/
+
+#endif /* CHTSSI_H */
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