mirror of
https://github.com/brain-hackers/u-boot-brain
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![Tom Rini](/assets/img/avatar_default.png)
When U-Boot started using SPDX tags we were among the early adopters and there weren't a lot of other examples to borrow from. So we picked the area of the file that usually had a full license text and replaced it with an appropriate SPDX-License-Identifier: entry. Since then, the Linux Kernel has adopted SPDX tags and they place it as the very first line in a file (except where shebangs are used, then it's second line) and with slightly different comment styles than us. In part due to community overlap, in part due to better tag visibility and in part for other minor reasons, switch over to that style. This commit changes all instances where we have a single declared license in the tag as both the before and after are identical in tag contents. There's also a few places where I found we did not have a tag and have introduced one. Signed-off-by: Tom Rini <trini@konsulko.com>
246 lines
7.6 KiB
C
246 lines
7.6 KiB
C
/* SPDX-License-Identifier: GPL-2.0+ */
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/*
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* Configuration for Versatile Express. Parts were derived from other ARM
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* configurations.
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*/
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#ifndef __VEXPRESS_AEMV8A_H
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#define __VEXPRESS_AEMV8A_H
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#ifdef CONFIG_TARGET_VEXPRESS64_BASE_FVP
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#ifndef CONFIG_SEMIHOSTING
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#error CONFIG_TARGET_VEXPRESS64_BASE_FVP requires CONFIG_SEMIHOSTING
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#endif
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#define CONFIG_ARMV8_SWITCH_TO_EL1
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#endif
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#define CONFIG_REMAKE_ELF
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/* Link Definitions */
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#if defined(CONFIG_TARGET_VEXPRESS64_BASE_FVP) || \
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defined(CONFIG_TARGET_VEXPRESS64_BASE_FVP_DRAM)
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/* ATF loads u-boot here for BASE_FVP model */
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#define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_SDRAM_BASE + 0x03f00000)
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#elif CONFIG_TARGET_VEXPRESS64_JUNO
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#define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_SDRAM_BASE + 0x7fff0)
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#endif
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#define CONFIG_SYS_BOOTM_LEN (64 << 20) /* Increase max gunzip size */
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/* CS register bases for the original memory map. */
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#define V2M_PA_CS0 0x00000000
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#define V2M_PA_CS1 0x14000000
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#define V2M_PA_CS2 0x18000000
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#define V2M_PA_CS3 0x1c000000
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#define V2M_PA_CS4 0x0c000000
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#define V2M_PA_CS5 0x10000000
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#define V2M_PERIPH_OFFSET(x) (x << 16)
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#define V2M_SYSREGS (V2M_PA_CS3 + V2M_PERIPH_OFFSET(1))
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#define V2M_SYSCTL (V2M_PA_CS3 + V2M_PERIPH_OFFSET(2))
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#define V2M_SERIAL_BUS_PCI (V2M_PA_CS3 + V2M_PERIPH_OFFSET(3))
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#define V2M_BASE 0x80000000
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/* Common peripherals relative to CS7. */
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#define V2M_AACI (V2M_PA_CS3 + V2M_PERIPH_OFFSET(4))
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#define V2M_MMCI (V2M_PA_CS3 + V2M_PERIPH_OFFSET(5))
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#define V2M_KMI0 (V2M_PA_CS3 + V2M_PERIPH_OFFSET(6))
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#define V2M_KMI1 (V2M_PA_CS3 + V2M_PERIPH_OFFSET(7))
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#ifdef CONFIG_TARGET_VEXPRESS64_JUNO
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#define V2M_UART0 0x7ff80000
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#define V2M_UART1 0x7ff70000
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#else /* Not Juno */
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#define V2M_UART0 (V2M_PA_CS3 + V2M_PERIPH_OFFSET(9))
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#define V2M_UART1 (V2M_PA_CS3 + V2M_PERIPH_OFFSET(10))
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#define V2M_UART2 (V2M_PA_CS3 + V2M_PERIPH_OFFSET(11))
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#define V2M_UART3 (V2M_PA_CS3 + V2M_PERIPH_OFFSET(12))
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#endif
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#define V2M_WDT (V2M_PA_CS3 + V2M_PERIPH_OFFSET(15))
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#define V2M_TIMER01 (V2M_PA_CS3 + V2M_PERIPH_OFFSET(17))
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#define V2M_TIMER23 (V2M_PA_CS3 + V2M_PERIPH_OFFSET(18))
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#define V2M_SERIAL_BUS_DVI (V2M_PA_CS3 + V2M_PERIPH_OFFSET(22))
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#define V2M_RTC (V2M_PA_CS3 + V2M_PERIPH_OFFSET(23))
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#define V2M_CF (V2M_PA_CS3 + V2M_PERIPH_OFFSET(26))
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#define V2M_CLCD (V2M_PA_CS3 + V2M_PERIPH_OFFSET(31))
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/* System register offsets. */
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#define V2M_SYS_CFGDATA (V2M_SYSREGS + 0x0a0)
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#define V2M_SYS_CFGCTRL (V2M_SYSREGS + 0x0a4)
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#define V2M_SYS_CFGSTAT (V2M_SYSREGS + 0x0a8)
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/* Generic Timer Definitions */
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#define COUNTER_FREQUENCY (0x1800000) /* 24MHz */
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/* Generic Interrupt Controller Definitions */
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#ifdef CONFIG_GICV3
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#define GICD_BASE (0x2f000000)
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#define GICR_BASE (0x2f100000)
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#else
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#if defined(CONFIG_TARGET_VEXPRESS64_BASE_FVP) || \
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defined(CONFIG_TARGET_VEXPRESS64_BASE_FVP_DRAM)
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#define GICD_BASE (0x2f000000)
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#define GICC_BASE (0x2c000000)
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#elif CONFIG_TARGET_VEXPRESS64_JUNO
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#define GICD_BASE (0x2C010000)
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#define GICC_BASE (0x2C02f000)
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#endif
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#endif /* !CONFIG_GICV3 */
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/* Size of malloc() pool */
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#define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + (8 << 20))
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#ifndef CONFIG_TARGET_VEXPRESS64_JUNO
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/* The Vexpress64 simulators use SMSC91C111 */
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#define CONFIG_SMC91111 1
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#define CONFIG_SMC91111_BASE (0x01A000000)
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#endif
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/* PL011 Serial Configuration */
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#ifdef CONFIG_TARGET_VEXPRESS64_JUNO
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#define CONFIG_PL011_CLOCK 7273800
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#else
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#define CONFIG_PL011_CLOCK 24000000
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#endif
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/*#define CONFIG_MENU_SHOW*/
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/* BOOTP options */
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#define CONFIG_BOOTP_BOOTFILESIZE
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/* Miscellaneous configurable options */
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#define CONFIG_SYS_LOAD_ADDR (V2M_BASE + 0x10000000)
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/* Physical Memory Map */
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#define PHYS_SDRAM_1 (V2M_BASE) /* SDRAM Bank #1 */
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/* Top 16MB reserved for secure world use */
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#define DRAM_SEC_SIZE 0x01000000
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#define PHYS_SDRAM_1_SIZE 0x80000000 - DRAM_SEC_SIZE
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#define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1
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#ifdef CONFIG_TARGET_VEXPRESS64_JUNO
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#define CONFIG_NR_DRAM_BANKS 2
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#define PHYS_SDRAM_2 (0x880000000)
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#define PHYS_SDRAM_2_SIZE 0x180000000
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#else
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#define CONFIG_NR_DRAM_BANKS 1
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#endif
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/* Enable memtest */
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#define CONFIG_SYS_MEMTEST_START PHYS_SDRAM_1
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#define CONFIG_SYS_MEMTEST_END (PHYS_SDRAM_1 + PHYS_SDRAM_1_SIZE)
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/* Initial environment variables */
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#ifdef CONFIG_TARGET_VEXPRESS64_JUNO
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/*
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* Defines where the kernel and FDT exist in NOR flash and where it will
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* be copied into DRAM
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*/
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#define CONFIG_EXTRA_ENV_SETTINGS \
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"kernel_name=norkern\0" \
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"kernel_alt_name=Image\0" \
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"kernel_addr=0x80080000\0" \
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"initrd_name=ramdisk.img\0" \
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"initrd_addr=0x84000000\0" \
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"fdtfile=board.dtb\0" \
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"fdt_alt_name=juno\0" \
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"fdt_addr=0x83000000\0" \
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"fdt_high=0xffffffffffffffff\0" \
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"initrd_high=0xffffffffffffffff\0" \
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/* Copy the kernel and FDT to DRAM memory and boot */
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#define CONFIG_BOOTCOMMAND "afs load ${kernel_name} ${kernel_addr} ; " \
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"if test $? -eq 1; then "\
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" echo Loading ${kernel_alt_name} instead of "\
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"${kernel_name}; "\
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" afs load ${kernel_alt_name} ${kernel_addr};"\
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"fi ; "\
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"afs load ${fdtfile} ${fdt_addr} ; " \
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"if test $? -eq 1; then "\
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" echo Loading ${fdt_alt_name} instead of "\
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"${fdtfile}; "\
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" afs load ${fdt_alt_name} ${fdt_addr}; "\
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"fi ; "\
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"fdt addr ${fdt_addr}; fdt resize; " \
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"if afs load ${initrd_name} ${initrd_addr} ; "\
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"then "\
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" setenv initrd_param ${initrd_addr}; "\
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" else setenv initrd_param -; "\
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"fi ; " \
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"booti ${kernel_addr} ${initrd_param} ${fdt_addr}"
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#elif CONFIG_TARGET_VEXPRESS64_BASE_FVP
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#define CONFIG_EXTRA_ENV_SETTINGS \
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"kernel_name=Image\0" \
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"kernel_addr=0x80080000\0" \
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"initrd_name=ramdisk.img\0" \
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"initrd_addr=0x88000000\0" \
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"fdtfile=devtree.dtb\0" \
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"fdt_addr=0x83000000\0" \
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"fdt_high=0xffffffffffffffff\0" \
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"initrd_high=0xffffffffffffffff\0"
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#define CONFIG_BOOTCOMMAND "smhload ${kernel_name} ${kernel_addr}; " \
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"smhload ${fdtfile} ${fdt_addr}; " \
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"smhload ${initrd_name} ${initrd_addr} "\
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"initrd_end; " \
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"fdt addr ${fdt_addr}; fdt resize; " \
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"fdt chosen ${initrd_addr} ${initrd_end}; " \
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"booti $kernel_addr - $fdt_addr"
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#elif CONFIG_TARGET_VEXPRESS64_BASE_FVP_DRAM
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#define CONFIG_EXTRA_ENV_SETTINGS \
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"kernel_addr=0x80080000\0" \
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"initrd_addr=0x84000000\0" \
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"fdt_addr=0x83000000\0" \
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"fdt_high=0xffffffffffffffff\0" \
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"initrd_high=0xffffffffffffffff\0"
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#define CONFIG_BOOTCOMMAND "booti $kernel_addr $initrd_addr $fdt_addr"
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#endif
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/* Monitor Command Prompt */
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#define CONFIG_SYS_CBSIZE 512 /* Console I/O Buffer Size */
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#define CONFIG_SYS_MAXARGS 64 /* max command args */
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#ifdef CONFIG_TARGET_VEXPRESS64_JUNO
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#define CONFIG_SYS_FLASH_BASE 0x08000000
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/* 255 x 256KiB sectors + 4 x 64KiB sectors at the end = 259 */
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#define CONFIG_SYS_MAX_FLASH_SECT 259
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/* Store environment at top of flash in the same location as blank.img */
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/* in the Juno firmware. */
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#define CONFIG_ENV_ADDR 0x0BFC0000
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#define CONFIG_ENV_SECT_SIZE 0x00010000
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#else
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#define CONFIG_SYS_FLASH_BASE 0x0C000000
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/* 256 x 256KiB sectors */
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#define CONFIG_SYS_MAX_FLASH_SECT 256
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/* Store environment at top of flash */
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#define CONFIG_ENV_ADDR 0x0FFC0000
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#define CONFIG_ENV_SECT_SIZE 0x00040000
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#endif
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#define CONFIG_SYS_FLASH_CFI 1
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#define CONFIG_FLASH_CFI_DRIVER 1
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#define CONFIG_SYS_FLASH_CFI_WIDTH FLASH_CFI_32BIT
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#define CONFIG_SYS_MAX_FLASH_BANKS 1
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#define CONFIG_SYS_FLASH_USE_BUFFER_WRITE /* use buffered writes */
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#define CONFIG_SYS_FLASH_PROTECTION /* The devices have real protection */
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#define CONFIG_SYS_FLASH_EMPTY_INFO /* flinfo indicates empty blocks */
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#define FLASH_MAX_SECTOR_SIZE 0x00040000
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#define CONFIG_ENV_SIZE CONFIG_ENV_SECT_SIZE
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#endif /* __VEXPRESS_AEMV8A_H */
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