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1/*
2 * Configuration for Versatile Express. Parts were derived from other ARM
3 * configurations.
4 *
5 * SPDX-License-Identifier: GPL-2.0+
6 */
7
8#ifndef __VEXPRESS_AEMV8A_H
9#define __VEXPRESS_AEMV8A_H
10
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11/* We use generic board for v8 Versatile Express */
12#define CONFIG_SYS_GENERIC_BOARD
13
f91afc4d 14#ifdef CONFIG_TARGET_VEXPRESS64_BASE_FVP
261d2760 15#ifndef CONFIG_SEMIHOSTING
f91afc4d 16#error CONFIG_TARGET_VEXPRESS64_BASE_FVP requires CONFIG_SEMIHOSTING
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17#endif
18#define CONFIG_BOARD_LATE_INIT
19#define CONFIG_ARMV8_SWITCH_TO_EL1
20#endif
21
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22#define CONFIG_REMAKE_ELF
23
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24#if !defined(CONFIG_TARGET_VEXPRESS64_BASE_FVP) && \
25 !defined(CONFIG_TARGET_VEXPRESS64_JUNO)
f91afc4d 26/* Base FVP and Juno not using GICv3 yet */
c71645ad 27#define CONFIG_GICV3
261d2760 28#endif
c71645ad 29
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30/*#define CONFIG_ARMV8_SWITCH_TO_EL1*/
31
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32#define CONFIG_SUPPORT_RAW_INITRD
33
34/* Cache Definitions */
35#define CONFIG_SYS_DCACHE_OFF
36#define CONFIG_SYS_ICACHE_OFF
37
38#define CONFIG_IDENT_STRING " vexpress_aemv8a"
39#define CONFIG_BOOTP_VCI_STRING "U-boot.armv8.vexpress_aemv8a"
40
41/* Link Definitions */
f91afc4d 42#ifdef CONFIG_TARGET_VEXPRESS64_BASE_FVP
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43/* ATF loads u-boot here for BASE_FVP model */
44#define CONFIG_SYS_TEXT_BASE 0x88000000
45#define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_SDRAM_BASE + 0x03f00000)
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46#elif CONFIG_TARGET_VEXPRESS64_JUNO
47#define CONFIG_SYS_TEXT_BASE 0xe0000000
48#define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_SDRAM_BASE + 0x7fff0)
261d2760 49#else
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50#define CONFIG_SYS_TEXT_BASE 0x80000000
51#define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_SDRAM_BASE + 0x7fff0)
261d2760 52#endif
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53
54/* Flat Device Tree Definitions */
55#define CONFIG_OF_LIBFDT
56
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57/* CS register bases for the original memory map. */
58#define V2M_PA_CS0 0x00000000
59#define V2M_PA_CS1 0x14000000
60#define V2M_PA_CS2 0x18000000
61#define V2M_PA_CS3 0x1c000000
62#define V2M_PA_CS4 0x0c000000
63#define V2M_PA_CS5 0x10000000
64
65#define V2M_PERIPH_OFFSET(x) (x << 16)
66#define V2M_SYSREGS (V2M_PA_CS3 + V2M_PERIPH_OFFSET(1))
67#define V2M_SYSCTL (V2M_PA_CS3 + V2M_PERIPH_OFFSET(2))
68#define V2M_SERIAL_BUS_PCI (V2M_PA_CS3 + V2M_PERIPH_OFFSET(3))
69
70#define V2M_BASE 0x80000000
71
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72/* Common peripherals relative to CS7. */
73#define V2M_AACI (V2M_PA_CS3 + V2M_PERIPH_OFFSET(4))
74#define V2M_MMCI (V2M_PA_CS3 + V2M_PERIPH_OFFSET(5))
75#define V2M_KMI0 (V2M_PA_CS3 + V2M_PERIPH_OFFSET(6))
76#define V2M_KMI1 (V2M_PA_CS3 + V2M_PERIPH_OFFSET(7))
77
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78#ifdef CONFIG_TARGET_VEXPRESS64_JUNO
79#define V2M_UART0 0x7ff80000
80#define V2M_UART1 0x7ff70000
81#else /* Not Juno */
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82#define V2M_UART0 (V2M_PA_CS3 + V2M_PERIPH_OFFSET(9))
83#define V2M_UART1 (V2M_PA_CS3 + V2M_PERIPH_OFFSET(10))
84#define V2M_UART2 (V2M_PA_CS3 + V2M_PERIPH_OFFSET(11))
85#define V2M_UART3 (V2M_PA_CS3 + V2M_PERIPH_OFFSET(12))
ffc10373 86#endif
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87
88#define V2M_WDT (V2M_PA_CS3 + V2M_PERIPH_OFFSET(15))
89
90#define V2M_TIMER01 (V2M_PA_CS3 + V2M_PERIPH_OFFSET(17))
91#define V2M_TIMER23 (V2M_PA_CS3 + V2M_PERIPH_OFFSET(18))
92
93#define V2M_SERIAL_BUS_DVI (V2M_PA_CS3 + V2M_PERIPH_OFFSET(22))
94#define V2M_RTC (V2M_PA_CS3 + V2M_PERIPH_OFFSET(23))
95
96#define V2M_CF (V2M_PA_CS3 + V2M_PERIPH_OFFSET(26))
97
98#define V2M_CLCD (V2M_PA_CS3 + V2M_PERIPH_OFFSET(31))
99
100/* System register offsets. */
101#define V2M_SYS_CFGDATA (V2M_SYSREGS + 0x0a0)
102#define V2M_SYS_CFGCTRL (V2M_SYSREGS + 0x0a4)
103#define V2M_SYS_CFGSTAT (V2M_SYSREGS + 0x0a8)
104
105/* Generic Timer Definitions */
106#define COUNTER_FREQUENCY (0x1800000) /* 24MHz */
107
108/* Generic Interrupt Controller Definitions */
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109#ifdef CONFIG_GICV3
110#define GICD_BASE (0x2f000000)
111#define GICR_BASE (0x2f100000)
112#else
261d2760 113
f91afc4d 114#ifdef CONFIG_TARGET_VEXPRESS64_BASE_FVP
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115#define GICD_BASE (0x2f000000)
116#define GICC_BASE (0x2c000000)
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117#elif CONFIG_TARGET_VEXPRESS64_JUNO
118#define GICD_BASE (0x2C010000)
119#define GICC_BASE (0x2C02f000)
261d2760 120#else
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121#define GICD_BASE (0x2C001000)
122#define GICC_BASE (0x2C002000)
c71645ad 123#endif
261d2760 124#endif
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125
126#define CONFIG_SYS_MEMTEST_START V2M_BASE
127#define CONFIG_SYS_MEMTEST_END (V2M_BASE + 0x80000000)
128
129/* Size of malloc() pool */
5bcae13e 130#define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + (8 << 20))
12916829 131
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132/* Ethernet Configuration */
133#ifdef CONFIG_TARGET_VEXPRESS64_JUNO
134/* The real hardware Versatile express uses SMSC9118 */
135#define CONFIG_SMC911X 1
136#define CONFIG_SMC911X_32_BIT 1
137#define CONFIG_SMC911X_BASE (0x018000000)
138#else
139/* The Vexpress64 simulators use SMSC91C111 */
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140#define CONFIG_SMC91111 1
141#define CONFIG_SMC91111_BASE (0x01A000000)
b31f9d7a 142#endif
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143
144/* PL011 Serial Configuration */
145#define CONFIG_PL011_SERIAL
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146#ifdef CONFIG_TARGET_VEXPRESS64_JUNO
147#define CONFIG_PL011_CLOCK 7273800
148#else
12916829 149#define CONFIG_PL011_CLOCK 24000000
ffc10373 150#endif
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151#define CONFIG_PL01x_PORTS {(void *)CONFIG_SYS_SERIAL0, \
152 (void *)CONFIG_SYS_SERIAL1}
153#define CONFIG_CONS_INDEX 0
154
155#define CONFIG_BAUDRATE 115200
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156#define CONFIG_SYS_SERIAL0 V2M_UART0
157#define CONFIG_SYS_SERIAL1 V2M_UART1
158
159/* Command line configuration */
160#define CONFIG_MENU
161/*#define CONFIG_MENU_SHOW*/
162#define CONFIG_CMD_CACHE
163#define CONFIG_CMD_BDI
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164#define CONFIG_CMD_BOOTI
165#define CONFIG_CMD_UNZIP
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166#define CONFIG_CMD_DHCP
167#define CONFIG_CMD_PXE
168#define CONFIG_CMD_ENV
12916829 169#define CONFIG_CMD_IMI
ffc10373 170#define CONFIG_CMD_LOADB
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171#define CONFIG_CMD_MEMORY
172#define CONFIG_CMD_MII
173#define CONFIG_CMD_NET
174#define CONFIG_CMD_PING
175#define CONFIG_CMD_SAVEENV
176#define CONFIG_CMD_RUN
177#define CONFIG_CMD_BOOTD
178#define CONFIG_CMD_ECHO
179#define CONFIG_CMD_SOURCE
180#define CONFIG_CMD_FAT
181#define CONFIG_DOS_PARTITION
182
183/* BOOTP options */
184#define CONFIG_BOOTP_BOOTFILESIZE
185#define CONFIG_BOOTP_BOOTPATH
186#define CONFIG_BOOTP_GATEWAY
187#define CONFIG_BOOTP_HOSTNAME
188#define CONFIG_BOOTP_PXE
189#define CONFIG_BOOTP_PXE_CLIENTARCH 0x100
190
191/* Miscellaneous configurable options */
192#define CONFIG_SYS_LOAD_ADDR (V2M_BASE + 0x10000000)
193
194/* Physical Memory Map */
195#define CONFIG_NR_DRAM_BANKS 1
196#define PHYS_SDRAM_1 (V2M_BASE) /* SDRAM Bank #1 */
197#define PHYS_SDRAM_1_SIZE 0x80000000 /* 2048 MB */
198#define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1
199
200/* Initial environment variables */
f91afc4d 201#ifdef CONFIG_TARGET_VEXPRESS64_BASE_FVP
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202#define CONFIG_EXTRA_ENV_SETTINGS \
203 "kernel_name=uImage\0" \
204 "kernel_addr_r=0x80000000\0" \
205 "initrd_name=ramdisk.img\0" \
206 "initrd_addr_r=0x88000000\0" \
207 "fdt_name=devtree.dtb\0" \
208 "fdt_addr_r=0x83000000\0" \
209 "fdt_high=0xffffffffffffffff\0" \
210 "initrd_high=0xffffffffffffffff\0"
211
212#define CONFIG_BOOTARGS "console=ttyAMA0 earlyprintk=pl011,"\
213 "0x1c090000 debug user_debug=31 "\
214 "loglevel=9"
215
216#define CONFIG_BOOTCOMMAND "fdt addr $fdt_addr_r; fdt resize; " \
217 "fdt chosen $initrd_addr_r $initrd_end; " \
218 "bootm $kernel_addr_r - $fdt_addr_r"
219
220#define CONFIG_BOOTDELAY 1
221
222#else
223
12916829 224#define CONFIG_EXTRA_ENV_SETTINGS \
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225 "kernel_addr_r=0x80000000\0" \
226 "initrd_addr_r=0x88000000\0" \
227 "fdt_addr_r=0x83000000\0" \
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228 "fdt_high=0xa0000000\0"
229
b31f9d7a 230#define CONFIG_BOOTARGS "console=ttyAMA0,115200n8 root=/dev/ram0"
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231#define CONFIG_BOOTCOMMAND "bootm $kernel_addr_r " \
232 "$initrd_addr_r:$initrd_size $fdt_addr_r"
12916829 233#define CONFIG_BOOTDELAY -1
261d2760 234#endif
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235
236/* Do not preserve environment */
237#define CONFIG_ENV_IS_NOWHERE 1
238#define CONFIG_ENV_SIZE 0x1000
239
240/* Monitor Command Prompt */
241#define CONFIG_SYS_CBSIZE 512 /* Console I/O Buffer Size */
242#define CONFIG_SYS_PROMPT "VExpress64# "
243#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \
244 sizeof(CONFIG_SYS_PROMPT) + 16)
245#define CONFIG_SYS_HUSH_PARSER
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246#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE
247#define CONFIG_SYS_LONGHELP
5bcae13e 248#define CONFIG_CMDLINE_EDITING
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249#define CONFIG_SYS_MAXARGS 64 /* max command args */
250
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251/* Flash memory is available on the Juno board only */
252#ifndef CONFIG_TARGET_VEXPRESS64_JUNO
253#define CONFIG_SYS_NO_FLASH
254#else
255#define CONFIG_CMD_FLASH
256#define CONFIG_SYS_FLASH_CFI 1
257#define CONFIG_FLASH_CFI_DRIVER 1
258#define CONFIG_SYS_FLASH_BASE 0x08000000
259#define CONFIG_SYS_FLASH_SIZE 0x04000000 /* 64 MiB */
260#define CONFIG_SYS_MAX_FLASH_BANKS 2
261
262/* Timeout values in ticks */
263#define CONFIG_SYS_FLASH_ERASE_TOUT (2 * CONFIG_SYS_HZ) /* Erase Timeout */
264#define CONFIG_SYS_FLASH_WRITE_TOUT (2 * CONFIG_SYS_HZ) /* Write Timeout */
265
266/* 255 0x40000 sectors + first or last sector may have 4 erase regions = 259 */
267#define CONFIG_SYS_MAX_FLASH_SECT 259 /* Max sectors */
268#define CONFIG_SYS_FLASH_USE_BUFFER_WRITE /* use buffered writes */
269#define CONFIG_SYS_FLASH_PROTECTION /* The devices have real protection */
270#define CONFIG_SYS_FLASH_EMPTY_INFO /* flinfo indicates empty blocks */
271
272#endif
273
12916829 274#endif /* __VEXPRESS_AEMV8A_H */