1 /* SPDX-License-Identifier: GPL-2.0+ */
2 /*
3  * Configuration for Android Amlogic Meson 64bits SoCs
4  *
5  * Copyright (C) 2019 Baylibre, SAS
6  * Author: Jerome Brunet <jbrunet@baylibre.com>
7  */
8 
9 #ifndef __MESON64_ANDROID_CONFIG_H
10 #define __MESON64_ANDROID_CONFIG_H
11 
12 #include <linux/sizes.h>
13 
14 #ifndef BOOT_PARTITION
15 #define BOOT_PARTITION "boot"
16 #endif
17 
18 #ifndef LOGO_PARTITION
19 #define LOGO_PARTITION "logo"
20 #endif
21 
22 #ifndef CONTROL_PARTITION
23 #define CONTROL_PARTITION "misc"
24 #endif
25 
26 #ifndef EXTRA_ANDROID_ENV_SETTINGS
27 #define EXTRA_ANDROID_ENV_SETTINGS ""
28 #endif
29 
30 #if defined(CONFIG_CMD_AVB)
31 #define AVB_VERIFY_CHECK \
32 	"if test \"${force_avb}\" -eq 1; then " \
33 		"if run avb_verify; then " \
34 			"echo AVB verification OK.;" \
35 			"setenv bootargs \"$bootargs $avb_bootargs\";" \
36 		"else " \
37 			"echo AVB verification failed.;" \
38 		"exit; fi;" \
39 	"else " \
40 		"setenv bootargs \"$bootargs androidboot.verifiedbootstate=orange\";" \
41 		"echo Running without AVB...; "\
42 	"fi;"
43 
44 #define AVB_VERIFY_CMD "avb_verify=avb init ${mmcdev}; avb verify $slot_suffix;\0"
45 #else
46 #define AVB_VERIFY_CHECK ""
47 #define AVB_VERIFY_CMD ""
48 #endif
49 
50 #if defined(CONFIG_CMD_AB_SELECT)
51 #define ANDROIDBOOT_GET_CURRENT_SLOT_CMD "get_current_slot=" \
52 	"if part number mmc ${mmcdev} " CONTROL_PARTITION " control_part_number; " \
53 	"then " \
54 		"echo " CONTROL_PARTITION \
55 			" partition number:${control_part_number};" \
56 		"ab_select current_slot mmc ${mmcdev}:${control_part_number};" \
57 	"else " \
58 		"echo " CONTROL_PARTITION " partition not found;" \
59 	"fi;\0"
60 
61 #define AB_SELECT_SLOT \
62 	"run get_current_slot; " \
63 	"if test -e \"${current_slot}\"; " \
64 	"then " \
65 		"setenv slot_suffix _${current_slot}; " \
66 	"else " \
67 		"echo current_slot not found;" \
68 		"exit;" \
69 	"fi;"
70 
71 #define AB_SELECT_ARGS \
72 	"setenv bootargs_ab androidboot.slot_suffix=${slot_suffix}; " \
73 	"echo A/B cmdline addition: ${bootargs_ab};" \
74 	"setenv bootargs ${bootargs} ${bootargs_ab};"
75 
76 #define AB_BOOTARGS " androidboot.force_normal_boot=1"
77 #define RECOVERY_PARTITION "boot"
78 #else
79 #define AB_SELECT_SLOT ""
80 #define AB_SELECT_ARGS " "
81 #define ANDROIDBOOT_GET_CURRENT_SLOT_CMD ""
82 #define AB_BOOTARGS " "
83 #define RECOVERY_PARTITION "recovery"
84 #endif
85 
86 #if defined(CONFIG_CMD_ABOOTIMG)
87 /*
88  * Prepares complete device tree blob for current board (for Android boot).
89  *
90  * Boot image or recovery image should be loaded into $loadaddr prior to running
91  * these commands. The logic of these commnads is next:
92  *
93  *   1. Read correct DTB for current SoC/board from boot image in $loadaddr
94  *      to $fdtaddr
95  *   2. Merge all needed DTBO for current board from 'dtbo' partition into read
96  *      DTB
97  *   3. User should provide $fdtaddr as 3rd argument to 'bootm'
98  */
99 #define PREPARE_FDT \
100 	"echo Preparing FDT...; " \
101 	"if test $board_name = sei510; then " \
102 		"echo \"  Reading DTB for sei510...\"; " \
103 		"setenv dtb_index 0;" \
104 	"elif test $board_name = sei610; then " \
105 		"echo \"  Reading DTB for sei610...\"; " \
106 		"setenv dtb_index 1;" \
107 	"elif test $board_name = vim3l; then " \
108 		"echo \"  Reading DTB for vim3l...\"; " \
109 		"setenv dtb_index 2;" \
110 	"elif test $board_name = vim3; then " \
111 		"echo \"  Reading DTB for vim3...\"; " \
112 		"setenv dtb_index 3;" \
113 	"else " \
114 		"echo Error: Android boot is not supported for $board_name; " \
115 		"exit; " \
116 	"fi; " \
117 	"abootimg get dtb --index=$dtb_index dtb_start dtb_size; " \
118 	"cp.b $dtb_start $fdt_addr_r $dtb_size; " \
119 	"fdt addr $fdt_addr_r  0x80000; " \
120 	"if test $board_name = sei510; then " \
121 		"echo \"  Reading DTBO for sei510...\"; " \
122 		"setenv dtbo_index 0;" \
123 	"elif test $board_name = sei610; then " \
124 		"echo \"  Reading DTBO for sei610...\"; " \
125 		"setenv dtbo_index 1;" \
126 	"elif test $board_name = vim3l; then " \
127 		"echo \"  Reading DTBO for vim3l...\"; " \
128 		"setenv dtbo_index 2;" \
129 	"elif test $board_name = vim3; then " \
130 		"echo \"  Reading DTBO for vim3...\"; " \
131 		"setenv dtbo_index 3;" \
132 	"else " \
133 		"echo Error: Android boot is not supported for $board_name; " \
134 		"exit; " \
135 	"fi; " \
136 	"part start mmc ${mmcdev} dtbo${slot_suffix} p_dtbo_start; " \
137 	"part size mmc ${mmcdev} dtbo${slot_suffix} p_dtbo_size; " \
138 	"mmc read ${dtboaddr} ${p_dtbo_start} ${p_dtbo_size}; " \
139 	"echo \"  Applying DTBOs...\"; " \
140 	"adtimg addr $dtboaddr; " \
141 	"adtimg get dt --index=$dtbo_index dtbo0_addr; " \
142 	"fdt apply $dtbo0_addr;" \
143 	"setenv bootargs \"$bootargs androidboot.dtbo_idx=$dtbo_index \";"\
144 
145 #define BOOT_CMD "bootm ${loadaddr} ${loadaddr} ${fdt_addr_r};"
146 
147 #else
148 #define PREPARE_FDT " "
149 #define BOOT_CMD "bootm ${loadaddr};"
150 #endif
151 
152 #define BOOTENV_DEV_FASTBOOT(devtypeu, devtypel, instance) \
153 	"bootcmd_fastboot=" \
154 		"setenv run_fastboot 0;" \
155 		"if test \"${boot_source}\" = \"usb\"; then " \
156 			"echo Fastboot forced by usb rom boot;" \
157 			"setenv run_fastboot 1;" \
158 		"fi;" \
159 		"if test \"${run_fastboot}\" -eq 0; then " \
160 			"if gpt verify mmc ${mmcdev} ${partitions}; then; " \
161 			"else " \
162 				"echo Broken MMC partition scheme;" \
163 				"setenv run_fastboot 1;" \
164 			"fi; " \
165 		"fi;" \
166 		"if test \"${run_fastboot}\" -eq 0; then " \
167 			"if bcb load " __stringify(CONFIG_FASTBOOT_FLASH_MMC_DEV) " " \
168 			CONTROL_PARTITION "; then " \
169 				"if bcb test command = bootonce-bootloader; then " \
170 					"echo BCB: Bootloader boot...; " \
171 					"bcb clear command; bcb store; " \
172 					"setenv run_fastboot 1;" \
173 				"elif bcb test command = boot-fastboot; then " \
174 					"echo BCB: fastboot userspace boot...; " \
175 					"setenv force_recovery 1;" \
176 				"fi; " \
177 			"else " \
178 				"echo Warning: BCB is corrupted or does not exist; " \
179 			"fi;" \
180 		"fi;" \
181 		"if test \"${run_fastboot}\" -eq 1; then " \
182 			"echo Running Fastboot...;" \
183 			"fastboot " __stringify(CONFIG_FASTBOOT_USB_DEV) "; " \
184 		"fi\0"
185 
186 #define BOOTENV_DEV_NAME_FASTBOOT(devtypeu, devtypel, instance)	\
187 		"fastboot "
188 
189 #define BOOTENV_DEV_RECOVERY(devtypeu, devtypel, instance) \
190 	"bootcmd_recovery=" \
191 		"pinmux dev pinctrl@14;" \
192 		"pinmux dev pinctrl@40;" \
193 		"setenv run_recovery 0;" \
194 		"if run check_button; then " \
195 			"echo Recovery button is pressed;" \
196 			"setenv run_recovery 1;" \
197 		"fi; " \
198 		"if bcb load " __stringify(CONFIG_FASTBOOT_FLASH_MMC_DEV) " " \
199 		CONTROL_PARTITION "; then " \
200 			"if bcb test command = boot-recovery; then " \
201 				"echo BCB: Recovery boot...; " \
202 				"setenv run_recovery 1;" \
203 			"fi;" \
204 		"else " \
205 			"echo Warning: BCB is corrupted or does not exist; " \
206 		"fi;" \
207 		"if test \"${skip_recovery}\" -eq 1; then " \
208 			"echo Recovery skipped by environment;" \
209 			"setenv run_recovery 0;" \
210 		"fi;" \
211 		"if test \"${force_recovery}\" -eq 1; then " \
212 			"echo Recovery forced by environment;" \
213 			"setenv run_recovery 1;" \
214 		"fi;" \
215 		"if test \"${run_recovery}\" -eq 1; then " \
216 			"echo Running Recovery...;" \
217 			"mmc dev ${mmcdev};" \
218 			"setenv bootargs \"${bootargs} androidboot.serialno=${serial#}\";" \
219 			AB_SELECT_SLOT \
220 			AB_SELECT_ARGS \
221 			AVB_VERIFY_CHECK \
222 			"part start mmc ${mmcdev} " RECOVERY_PARTITION "${slot_suffix} boot_start;" \
223 			"part size mmc ${mmcdev} " RECOVERY_PARTITION "${slot_suffix} boot_size;" \
224 			"if mmc read ${loadaddr} ${boot_start} ${boot_size}; then " \
225 				PREPARE_FDT \
226 				"echo Running Android Recovery...;" \
227 				BOOT_CMD \
228 			"fi;" \
229 			"echo Failed to boot Android...;" \
230 			"reset;" \
231 		"fi\0"
232 
233 #define BOOTENV_DEV_NAME_RECOVERY(devtypeu, devtypel, instance)	\
234 		"recovery "
235 
236 #define BOOTENV_DEV_SYSTEM(devtypeu, devtypel, instance) \
237 	"bootcmd_system=" \
238 		"echo Loading Android " BOOT_PARTITION " partition...;" \
239 		"mmc dev ${mmcdev};" \
240 		"setenv bootargs ${bootargs} androidboot.serialno=${serial#};" \
241 		AB_SELECT_SLOT \
242 		AB_SELECT_ARGS \
243 		AVB_VERIFY_CHECK \
244 		"part start mmc ${mmcdev} " BOOT_PARTITION "${slot_suffix} boot_start;" \
245 		"part size mmc ${mmcdev} " BOOT_PARTITION "${slot_suffix} boot_size;" \
246 		"if mmc read ${loadaddr} ${boot_start} ${boot_size}; then " \
247 			PREPARE_FDT \
248 			"setenv bootargs \"${bootargs} " AB_BOOTARGS "\"  ; " \
249 			"echo Running Android...;" \
250 			BOOT_CMD \
251 		"fi;" \
252 		"echo Failed to boot Android...;\0"
253 
254 #define BOOTENV_DEV_NAME_SYSTEM(devtypeu, devtypel, instance)	\
255 		"system "
256 
257 #define BOOTENV_DEV_PANIC(devtypeu, devtypel, instance) \
258 	"bootcmd_panic=" \
259 		"fastboot " __stringify(CONFIG_FASTBOOT_USB_DEV) "; " \
260 		"reset\0"
261 
262 #define BOOTENV_DEV_NAME_PANIC(devtypeu, devtypel, instance)	\
263 		"panic "
264 
265 #define BOOT_TARGET_DEVICES(func) \
266 	func(FASTBOOT, fastboot, na) \
267 	func(RECOVERY, recovery, na) \
268 	func(SYSTEM, system, na) \
269 	func(PANIC, panic, na) \
270 
271 #define PREBOOT_LOAD_LOGO \
272 	"if test \"${boot_source}\" != \"usb\" && " \
273 		"gpt verify mmc ${mmcdev} ${partitions}; then; " \
274 		"mmc dev ${mmcdev};" \
275 		"part start mmc ${mmcdev} " LOGO_PARTITION " boot_start;" \
276 		"part size mmc ${mmcdev} " LOGO_PARTITION " boot_size;" \
277 		"if mmc read ${loadaddr} ${boot_start} ${boot_size}; then " \
278 			"bmp display ${loadaddr} m m;" \
279 		"fi;" \
280 	"fi;"
281 
282 #define CFG_EXTRA_ENV_SETTINGS                                     \
283 	EXTRA_ANDROID_ENV_SETTINGS                                    \
284 	"partitions=" PARTS_DEFAULT "\0"                              \
285 	"mmcdev=2\0"                                                  \
286 	"fastboot_raw_partition_bootloader=0x1 0xfff mmcpart 1\0"     \
287 	"fastboot_raw_partition_bootenv=0x0 0xfff mmcpart 2\0"        \
288 	ANDROIDBOOT_GET_CURRENT_SLOT_CMD                              \
289 	AVB_VERIFY_CMD                                                \
290 	"force_avb=0\0"                                               \
291 	"gpio_recovery=88\0"                                          \
292 	"check_button=gpio input ${gpio_recovery};test $? -eq 0;\0"   \
293 	"load_logo=" PREBOOT_LOAD_LOGO "\0"			      \
294 	"stdin=" STDIN_CFG "\0"                                       \
295 	"stdout=" STDOUT_CFG "\0"                                     \
296 	"stderr=" STDOUT_CFG "\0"                                     \
297 	"dtboaddr=0x08200000\0"                                       \
298 	"loadaddr=0x01080000\0"                                       \
299 	"fdt_addr_r=0x01000000\0"                                     \
300 	"scriptaddr=0x08000000\0"                                     \
301 	"kernel_addr_r=0x01080000\0"                                  \
302 	"pxefile_addr_r=0x01080000\0"                                 \
303 	"ramdisk_addr_r=0x13000000\0"                                 \
304 	"fdtfile=amlogic/" CONFIG_DEFAULT_DEVICE_TREE ".dtb\0"        \
305 	BOOTENV
306 
307 #include <configs/meson64.h>
308 
309 #endif /* __MESON64_ANDROID_CONFIG_H */
310