xref: /aosp_15_r20/external/pigweed/targets/emcraft_sf2_som/boot.cc (revision 61c4878ac05f98d0ceed94b57d316916de578985)
1*61c4878aSAndroid Build Coastguard Worker // Copyright 2022 The Pigweed Authors
2*61c4878aSAndroid Build Coastguard Worker //
3*61c4878aSAndroid Build Coastguard Worker // Licensed under the Apache License, Version 2.0 (the "License"); you may not
4*61c4878aSAndroid Build Coastguard Worker // use this file except in compliance with the License. You may obtain a copy of
5*61c4878aSAndroid Build Coastguard Worker // the License at
6*61c4878aSAndroid Build Coastguard Worker //
7*61c4878aSAndroid Build Coastguard Worker //     https://www.apache.org/licenses/LICENSE-2.0
8*61c4878aSAndroid Build Coastguard Worker //
9*61c4878aSAndroid Build Coastguard Worker // Unless required by applicable law or agreed to in writing, software
10*61c4878aSAndroid Build Coastguard Worker // distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
11*61c4878aSAndroid Build Coastguard Worker // WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
12*61c4878aSAndroid Build Coastguard Worker // License for the specific language governing permissions and limitations under
13*61c4878aSAndroid Build Coastguard Worker // the License.
14*61c4878aSAndroid Build Coastguard Worker 
15*61c4878aSAndroid Build Coastguard Worker #include "pw_boot/boot.h"
16*61c4878aSAndroid Build Coastguard Worker 
17*61c4878aSAndroid Build Coastguard Worker #include <array>
18*61c4878aSAndroid Build Coastguard Worker 
19*61c4878aSAndroid Build Coastguard Worker #include "FreeRTOS.h"
20*61c4878aSAndroid Build Coastguard Worker #include "config/sf2_mss_hal_conf.h"
21*61c4878aSAndroid Build Coastguard Worker #include "m2sxxx.h"
22*61c4878aSAndroid Build Coastguard Worker #include "pw_boot_cortex_m/boot.h"
23*61c4878aSAndroid Build Coastguard Worker #include "pw_malloc/malloc.h"
24*61c4878aSAndroid Build Coastguard Worker #include "pw_preprocessor/compiler.h"
25*61c4878aSAndroid Build Coastguard Worker #include "pw_string/util.h"
26*61c4878aSAndroid Build Coastguard Worker #include "pw_sys_io_emcraft_sf2/init.h"
27*61c4878aSAndroid Build Coastguard Worker #include "pw_system/init.h"
28*61c4878aSAndroid Build Coastguard Worker #include "system_m2sxxx.h"
29*61c4878aSAndroid Build Coastguard Worker #include "task.h"
30*61c4878aSAndroid Build Coastguard Worker 
31*61c4878aSAndroid Build Coastguard Worker #include liberosoc_CONFIG_FILE
32*61c4878aSAndroid Build Coastguard Worker 
33*61c4878aSAndroid Build Coastguard Worker extern "C" void Reset_Handler(void);
34*61c4878aSAndroid Build Coastguard Worker 
35*61c4878aSAndroid Build Coastguard Worker // uwTick is an uint32_t incremented each Systick interrupt 1ms. uwTick is used
36*61c4878aSAndroid Build Coastguard Worker // to execute HAL_Delay function.
37*61c4878aSAndroid Build Coastguard Worker 
pw_boot_PreStaticMemoryInit()38*61c4878aSAndroid Build Coastguard Worker extern "C" void pw_boot_PreStaticMemoryInit() {
39*61c4878aSAndroid Build Coastguard Worker #if SF2_MSS_NO_BOOTLOADER
40*61c4878aSAndroid Build Coastguard Worker   SystemInit();
41*61c4878aSAndroid Build Coastguard Worker   // Initialize DDR
42*61c4878aSAndroid Build Coastguard Worker   // inclusive-language: disable
43*61c4878aSAndroid Build Coastguard Worker   MDDR->core.ddrc.DYN_SOFT_RESET_CR = 0x0000;
44*61c4878aSAndroid Build Coastguard Worker   MDDR->core.ddrc.DYN_REFRESH_1_CR = 0x27de;
45*61c4878aSAndroid Build Coastguard Worker   MDDR->core.ddrc.DYN_REFRESH_2_CR = 0x030f;
46*61c4878aSAndroid Build Coastguard Worker   MDDR->core.ddrc.DYN_POWERDOWN_CR = 0x0002;
47*61c4878aSAndroid Build Coastguard Worker   MDDR->core.ddrc.DYN_DEBUG_CR = 0x0000;
48*61c4878aSAndroid Build Coastguard Worker   MDDR->core.ddrc.MODE_CR = 0x00C1;
49*61c4878aSAndroid Build Coastguard Worker   MDDR->core.ddrc.ADDR_MAP_BANK_CR = 0x099f;
50*61c4878aSAndroid Build Coastguard Worker   MDDR->core.ddrc.ECC_DATA_MASK_CR = 0x0000;
51*61c4878aSAndroid Build Coastguard Worker   MDDR->core.ddrc.ADDR_MAP_COL_1_CR = 0x3333;
52*61c4878aSAndroid Build Coastguard Worker   MDDR->core.ddrc.ADDR_MAP_COL_2_CR = 0xffff;
53*61c4878aSAndroid Build Coastguard Worker   MDDR->core.ddrc.ADDR_MAP_ROW_1_CR = 0x7777;
54*61c4878aSAndroid Build Coastguard Worker   MDDR->core.ddrc.ADDR_MAP_ROW_2_CR = 0x0fff;
55*61c4878aSAndroid Build Coastguard Worker   MDDR->core.ddrc.INIT_1_CR = 0x0001;
56*61c4878aSAndroid Build Coastguard Worker   MDDR->core.ddrc.CKE_RSTN_CYCLES_CR[0] = 0x4242;
57*61c4878aSAndroid Build Coastguard Worker   MDDR->core.ddrc.CKE_RSTN_CYCLES_CR[1] = 0x0008;
58*61c4878aSAndroid Build Coastguard Worker   MDDR->core.ddrc.INIT_MR_CR = 0x0033;
59*61c4878aSAndroid Build Coastguard Worker   MDDR->core.ddrc.INIT_EMR_CR = 0x0020;
60*61c4878aSAndroid Build Coastguard Worker   MDDR->core.ddrc.INIT_EMR2_CR = 0x0000;
61*61c4878aSAndroid Build Coastguard Worker   MDDR->core.ddrc.INIT_EMR3_CR = 0x0000;
62*61c4878aSAndroid Build Coastguard Worker   MDDR->core.ddrc.DRAM_BANK_TIMING_PARAM_CR = 0x00c0;
63*61c4878aSAndroid Build Coastguard Worker   MDDR->core.ddrc.DRAM_RD_WR_LATENCY_CR = 0x0023;
64*61c4878aSAndroid Build Coastguard Worker   MDDR->core.ddrc.DRAM_RD_WR_PRE_CR = 0x0235;
65*61c4878aSAndroid Build Coastguard Worker   MDDR->core.ddrc.DRAM_MR_TIMING_PARAM_CR = 0x0064;
66*61c4878aSAndroid Build Coastguard Worker   MDDR->core.ddrc.DRAM_RAS_TIMING_CR = 0x0108;
67*61c4878aSAndroid Build Coastguard Worker   MDDR->core.ddrc.DRAM_RD_WR_TRNARND_TIME_CR = 0x0178;
68*61c4878aSAndroid Build Coastguard Worker   MDDR->core.ddrc.DRAM_T_PD_CR = 0x0033;
69*61c4878aSAndroid Build Coastguard Worker   MDDR->core.ddrc.DRAM_BANK_ACT_TIMING_CR = 0x1947;
70*61c4878aSAndroid Build Coastguard Worker   MDDR->core.ddrc.ODT_PARAM_1_CR = 0x0010;
71*61c4878aSAndroid Build Coastguard Worker   MDDR->core.ddrc.ODT_PARAM_2_CR = 0x0000;
72*61c4878aSAndroid Build Coastguard Worker   MDDR->core.ddrc.ADDR_MAP_COL_3_CR = 0x3300;
73*61c4878aSAndroid Build Coastguard Worker   MDDR->core.ddrc.MODE_REG_RD_WR_CR = 0x0000;
74*61c4878aSAndroid Build Coastguard Worker   MDDR->core.ddrc.MODE_REG_DATA_CR = 0x0000;
75*61c4878aSAndroid Build Coastguard Worker   MDDR->core.ddrc.PWR_SAVE_1_CR = 0x0514;
76*61c4878aSAndroid Build Coastguard Worker   MDDR->core.ddrc.PWR_SAVE_2_CR = 0x0000;
77*61c4878aSAndroid Build Coastguard Worker   MDDR->core.ddrc.ZQ_LONG_TIME_CR = 0x0200;
78*61c4878aSAndroid Build Coastguard Worker   MDDR->core.ddrc.ZQ_SHORT_TIME_CR = 0x0040;
79*61c4878aSAndroid Build Coastguard Worker   MDDR->core.ddrc.ZQ_SHORT_INT_REFRESH_MARGIN_CR[0] = 0x0012;
80*61c4878aSAndroid Build Coastguard Worker   MDDR->core.ddrc.ZQ_SHORT_INT_REFRESH_MARGIN_CR[1] = 0x0002;
81*61c4878aSAndroid Build Coastguard Worker   MDDR->core.ddrc.PERF_PARAM_1_CR = 0x4000;
82*61c4878aSAndroid Build Coastguard Worker   MDDR->core.ddrc.HPR_QUEUE_PARAM_CR[0] = 0x80f8;
83*61c4878aSAndroid Build Coastguard Worker   MDDR->core.ddrc.HPR_QUEUE_PARAM_CR[1] = 0x0007;
84*61c4878aSAndroid Build Coastguard Worker   MDDR->core.ddrc.LPR_QUEUE_PARAM_CR[0] = 0x80f8;
85*61c4878aSAndroid Build Coastguard Worker   MDDR->core.ddrc.LPR_QUEUE_PARAM_CR[1] = 0x0007;
86*61c4878aSAndroid Build Coastguard Worker   MDDR->core.ddrc.WR_QUEUE_PARAM_CR = 0x0200;
87*61c4878aSAndroid Build Coastguard Worker   MDDR->core.ddrc.PERF_PARAM_2_CR = 0x0001;
88*61c4878aSAndroid Build Coastguard Worker   MDDR->core.ddrc.PERF_PARAM_3_CR = 0x0000;
89*61c4878aSAndroid Build Coastguard Worker   MDDR->core.ddrc.DFI_RDDATA_EN_CR = 0x0003;
90*61c4878aSAndroid Build Coastguard Worker   MDDR->core.ddrc.DFI_MIN_CTRLUPD_TIMING_CR = 0x0003;
91*61c4878aSAndroid Build Coastguard Worker   MDDR->core.ddrc.DFI_MAX_CTRLUPD_TIMING_CR = 0x0040;
92*61c4878aSAndroid Build Coastguard Worker   MDDR->core.ddrc.DFI_WR_LVL_CONTROL_CR[0] = 0x0000;
93*61c4878aSAndroid Build Coastguard Worker   MDDR->core.ddrc.DFI_WR_LVL_CONTROL_CR[1] = 0x0000;
94*61c4878aSAndroid Build Coastguard Worker   MDDR->core.ddrc.DFI_RD_LVL_CONTROL_CR[0] = 0x0000;
95*61c4878aSAndroid Build Coastguard Worker   MDDR->core.ddrc.DFI_RD_LVL_CONTROL_CR[1] = 0x0000;
96*61c4878aSAndroid Build Coastguard Worker   MDDR->core.ddrc.DFI_CTRLUPD_TIME_INTERVAL_CR = 0x0309;
97*61c4878aSAndroid Build Coastguard Worker   MDDR->core.ddrc.AXI_FABRIC_PRI_ID_CR = 0x0000;
98*61c4878aSAndroid Build Coastguard Worker   MDDR->core.ddrc.ECC_INT_CLR_REG = 0x0000;
99*61c4878aSAndroid Build Coastguard Worker 
100*61c4878aSAndroid Build Coastguard Worker   MDDR->core.phy.LOOPBACK_TEST_CR = 0x0000;
101*61c4878aSAndroid Build Coastguard Worker   MDDR->core.phy.CTRL_SLAVE_RATIO_CR = 0x0080;
102*61c4878aSAndroid Build Coastguard Worker   MDDR->core.phy.DATA_SLICE_IN_USE_CR = 0x0003;
103*61c4878aSAndroid Build Coastguard Worker   MDDR->core.phy.DQ_OFFSET_CR[0] = 0x00000000;
104*61c4878aSAndroid Build Coastguard Worker   MDDR->core.phy.DQ_OFFSET_CR[2] = 0x0000;
105*61c4878aSAndroid Build Coastguard Worker   MDDR->core.phy.DLL_LOCK_DIFF_CR = 0x000B;
106*61c4878aSAndroid Build Coastguard Worker   MDDR->core.phy.FIFO_WE_SLAVE_RATIO_CR[0] = 0x0040;
107*61c4878aSAndroid Build Coastguard Worker   MDDR->core.phy.FIFO_WE_SLAVE_RATIO_CR[1] = 0x0401;
108*61c4878aSAndroid Build Coastguard Worker   MDDR->core.phy.FIFO_WE_SLAVE_RATIO_CR[2] = 0x4010;
109*61c4878aSAndroid Build Coastguard Worker   MDDR->core.phy.FIFO_WE_SLAVE_RATIO_CR[3] = 0x0000;
110*61c4878aSAndroid Build Coastguard Worker   MDDR->core.phy.LOCAL_ODT_CR = 0x0001;
111*61c4878aSAndroid Build Coastguard Worker   MDDR->core.phy.RD_DQS_SLAVE_RATIO_CR[0] = 0x0040;
112*61c4878aSAndroid Build Coastguard Worker   MDDR->core.phy.RD_DQS_SLAVE_RATIO_CR[1] = 0x0401;
113*61c4878aSAndroid Build Coastguard Worker   MDDR->core.phy.RD_DQS_SLAVE_RATIO_CR[2] = 0x4010;
114*61c4878aSAndroid Build Coastguard Worker   MDDR->core.phy.WR_DATA_SLAVE_RATIO_CR[0] = 0x0040;
115*61c4878aSAndroid Build Coastguard Worker   MDDR->core.phy.WR_DATA_SLAVE_RATIO_CR[1] = 0x0401;
116*61c4878aSAndroid Build Coastguard Worker   MDDR->core.phy.WR_DATA_SLAVE_RATIO_CR[2] = 0x4010;
117*61c4878aSAndroid Build Coastguard Worker   MDDR->core.phy.WR_RD_RL_CR = 0x0021;
118*61c4878aSAndroid Build Coastguard Worker   MDDR->core.phy.RDC_WE_TO_RE_DELAY_CR = 0x0003;
119*61c4878aSAndroid Build Coastguard Worker   MDDR->core.phy.USE_FIXED_RE_CR = 0x0001;
120*61c4878aSAndroid Build Coastguard Worker   MDDR->core.phy.USE_RANK0_DELAYS_CR = 0x0001;
121*61c4878aSAndroid Build Coastguard Worker   MDDR->core.phy.CONFIG_CR = 0x0009;
122*61c4878aSAndroid Build Coastguard Worker   MDDR->core.phy.DYN_RESET_CR = 0x01;
123*61c4878aSAndroid Build Coastguard Worker   MDDR->core.ddrc.DYN_SOFT_RESET_CR = 0x01;
124*61c4878aSAndroid Build Coastguard Worker   // inclusive-language: enable
125*61c4878aSAndroid Build Coastguard Worker   // Wait for config
126*61c4878aSAndroid Build Coastguard Worker   while ((MDDR->core.ddrc.DDRC_SR) == 0x0000) {
127*61c4878aSAndroid Build Coastguard Worker   }
128*61c4878aSAndroid Build Coastguard Worker #endif
129*61c4878aSAndroid Build Coastguard Worker }
130*61c4878aSAndroid Build Coastguard Worker 
pw_boot_PreStaticConstructorInit()131*61c4878aSAndroid Build Coastguard Worker extern "C" void pw_boot_PreStaticConstructorInit() {
132*61c4878aSAndroid Build Coastguard Worker   // TODO(skeys) add "#if no_bootLoader" and the functions needed for init.
133*61c4878aSAndroid Build Coastguard Worker 
134*61c4878aSAndroid Build Coastguard Worker #if PW_MALLOC_ACTIVE
135*61c4878aSAndroid Build Coastguard Worker   pw_MallocInit(&pw_boot_heap_low_addr, &pw_boot_heap_high_addr);
136*61c4878aSAndroid Build Coastguard Worker #endif  // PW_MALLOC_ACTIVE
137*61c4878aSAndroid Build Coastguard Worker   pw_sys_io_Init();
138*61c4878aSAndroid Build Coastguard Worker }
139*61c4878aSAndroid Build Coastguard Worker 
140*61c4878aSAndroid Build Coastguard Worker // TODO(amontanez): pw_boot_PreMainInit() should get renamed to
141*61c4878aSAndroid Build Coastguard Worker // pw_boot_FinalizeBoot or similar when main() is removed.
pw_boot_PreMainInit()142*61c4878aSAndroid Build Coastguard Worker extern "C" void pw_boot_PreMainInit() {
143*61c4878aSAndroid Build Coastguard Worker   pw::system::Init();
144*61c4878aSAndroid Build Coastguard Worker   vTaskStartScheduler();
145*61c4878aSAndroid Build Coastguard Worker   PW_UNREACHABLE;
146*61c4878aSAndroid Build Coastguard Worker }
147*61c4878aSAndroid Build Coastguard Worker 
sf2_SocInit()148*61c4878aSAndroid Build Coastguard Worker extern "C" void sf2_SocInit() {
149*61c4878aSAndroid Build Coastguard Worker #if SF2_MSS_NO_BOOTLOADER
150*61c4878aSAndroid Build Coastguard Worker   Reset_Handler();
151*61c4878aSAndroid Build Coastguard Worker #endif
152*61c4878aSAndroid Build Coastguard Worker   pw_boot_Entry();
153*61c4878aSAndroid Build Coastguard Worker }
154*61c4878aSAndroid Build Coastguard Worker 
155*61c4878aSAndroid Build Coastguard Worker // This `main()` stub prevents another main function from being linked since
156*61c4878aSAndroid Build Coastguard Worker // this target deliberately doesn't run `main()`.
main()157*61c4878aSAndroid Build Coastguard Worker int main() {}
158*61c4878aSAndroid Build Coastguard Worker 
pw_boot_PostMain()159*61c4878aSAndroid Build Coastguard Worker extern "C" PW_NO_RETURN void pw_boot_PostMain() {
160*61c4878aSAndroid Build Coastguard Worker   // In case main() returns, just sit here until the device is reset.
161*61c4878aSAndroid Build Coastguard Worker   while (true) {
162*61c4878aSAndroid Build Coastguard Worker   }
163*61c4878aSAndroid Build Coastguard Worker   PW_UNREACHABLE;
164*61c4878aSAndroid Build Coastguard Worker }
165