Diff: source/target/target_family.c

Revision:

0:01f31e923fe2

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/source/target/target_family.c	Tue Apr 07 12:55:42 2020 +0200
@@ -0,0 +1,161 @@
+/**
+ * @file    target_family.c
+ * @brief   Implementation of target_family.h
+ *
+ * DAPLink Interface Firmware
+ * Copyright (c) 2009-2019, ARM Limited, All Rights Reserved
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License"); you may
+ * not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "daplink.h"
+#include "DAP_config.h"
+#include "swd_host.h"
+#include "target_family.h"
+#include "target_board.h"
+
+// Stub families
+const target_family_descriptor_t g_hw_reset_family = {
+    .family_id = kStub_HWReset_FamilyID,
+    .default_reset_type = kHardwareReset,
+};
+
+const target_family_descriptor_t g_sw_vectreset_family = {
+    .family_id = kStub_SWVectReset_FamilyID,
+    .default_reset_type = kSoftwareReset,
+    .soft_reset_type = VECTRESET,
+};
+
+const target_family_descriptor_t g_sw_sysresetreq_family = {
+    .family_id = kStub_SWSysReset_FamilyID,
+    .default_reset_type = kSoftwareReset,
+    .soft_reset_type = SYSRESETREQ,
+};
+
+//Weakly define family
+__attribute__((weak))
+const target_family_descriptor_t g_nxp_kinetis_kseries = {0};
+__attribute__((weak))
+const target_family_descriptor_t g_nxp_kinetis_lseries = {0};
+__attribute__((weak))
+const target_family_descriptor_t g_nxp_kinetis_k32w_series = {0};
+__attribute__((weak))
+const target_family_descriptor_t g_nxp_mimxrt = {0};
+__attribute__((weak))
+const target_family_descriptor_t g_nxp_rapid_iot = {0};
+__attribute__((weak))
+const target_family_descriptor_t  g_nordic_nrf51  = {0};
+__attribute__((weak))
+const target_family_descriptor_t  g_nordic_nrf52  = {0};
+__attribute__((weak))
+const target_family_descriptor_t g_realtek_rtl8195am  = {0};
+__attribute__((weak))
+const target_family_descriptor_t g_ti_family  = {0};
+__attribute__((weak))
+const target_family_descriptor_t g_wiznet_family  = {0};
+__attribute__((weak))
+const target_family_descriptor_t g_renesas_family  = {0};
+__attribute__((weak))
+const target_family_descriptor_t g_toshiba_tz_family  = {0};
+
+__attribute__((weak))
+const target_family_descriptor_t *g_families[] = {
+    &g_hw_reset_family,
+    &g_sw_vectreset_family,
+    &g_sw_sysresetreq_family,
+    &g_nxp_kinetis_kseries,
+    &g_nxp_kinetis_lseries,
+    &g_nxp_kinetis_k32w_series,
+    &g_nxp_mimxrt,
+    &g_nxp_rapid_iot,
+    &g_nordic_nrf51,
+    &g_nordic_nrf52,
+    &g_realtek_rtl8195am,
+    &g_ti_family,
+    &g_wiznet_family,
+    &g_renesas_family,
+    &g_toshiba_tz_family,
+    0 // list terminator
+};
+
+__attribute__((weak))
+const target_family_descriptor_t *g_target_family = NULL;
+
+
+void init_family(void)
+{
+    uint8_t index = 0;
+    uint16_t family_id = get_family_id();
+    if (g_target_family != NULL){ //already set
+        return;
+    }
+
+    while (g_families[index]!=0) {
+        if (g_families[index]->family_id && (g_families[index]->family_id == family_id)) {
+            g_target_family = g_families[index];
+            break;
+        }
+        index++;
+    }
+
+    if(g_target_family == NULL){ //default family
+        g_target_family = &g_hw_reset_family;
+    }
+}
+
+uint8_t target_set_state(target_state_t state)
+{
+    if (g_board_info.target_set_state) { //target specific
+        g_board_info.target_set_state(state);
+    }
+    if (g_target_family) {
+        if (g_target_family->target_set_state) {
+            //customize target state
+            return g_target_family->target_set_state(state);
+        } else {
+            if (g_target_family->default_reset_type == kHardwareReset) {
+                return swd_set_target_state_hw(state);
+            } else if (g_target_family->default_reset_type == kSoftwareReset) {
+                if (g_board_info.soft_reset_type) { //board has precedence
+                    swd_set_soft_reset(g_board_info.soft_reset_type);
+                } else if (g_target_family->soft_reset_type) {
+                    swd_set_soft_reset(g_target_family->soft_reset_type);
+                }
+                return swd_set_target_state_sw(state);
+            }else {
+                return 1;
+            }
+        }
+    }else{
+        return 0;
+    }
+}
+
+void swd_set_target_reset(uint8_t asserted)
+{
+    if (g_target_family && g_target_family->swd_set_target_reset) {
+        g_target_family->swd_set_target_reset(asserted);
+    }else {
+        (asserted) ? PIN_nRESET_OUT(0) : PIN_nRESET_OUT(1);
+    }
+}
+
+uint32_t target_get_apsel()
+{
+    if (g_target_family && g_target_family->apsel) {
+        return g_target_family->apsel;
+    } else {
+        return 0;
+    }
+}