mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-12-05 11:00:15 +00:00
7b5b934313
Add support for i.MX8X based Capricorn Giedi SoM. Supported interfaces: GPIO, ENET, eMMC, I2C, UART. Console output: U-Boot SPL 2020.01-00003-gfd1c98f (Jan 07 2020 - 15:51:25 +0100) Trying to boot from MMC1 Load image from MMC/SD 0x3e400 U-Boot 2020.01-00003-gfd1c98f (Jan 07 2020 - 15:51:25 +0100) ##v01.07 CPU: NXP i.MX8QXP RevB A35 at 1200 MHz at 30C Model: Siemens Giedi Board: Capricorn Boot: MMC0 DRAM: 1022 MiB MMC: FSL_SDHC: 0 Loading Environment from MMC... OK In: serial@5a080000 Out: serial@5a080000 Err: serial@5a080000 Net: eth1: ethernet@5b050000 [PRIME] Autobooting in 1 seconds, press "<Esc><Esc>" to stop Signed-off-by: Anatolij Gustschin <agust@denx.de>
201 lines
5.3 KiB
C
201 lines
5.3 KiB
C
/* SPDX-License-Identifier: GPL-2.0+ */
|
|
|
|
/* Common env settings */
|
|
|
|
/** set_bootargs()
|
|
* input:
|
|
* console: string, tty, etc.
|
|
* baudrate: string, tty baudrate
|
|
* testargs: string
|
|
* optargs: string
|
|
* output:
|
|
* bootargs: string, default boot string
|
|
*/
|
|
#define ENV_BOOTARGS_DEFAULT "set_bootargs=" \
|
|
"setenv bootargs " \
|
|
"console=${console} " \
|
|
"${testargs} " \
|
|
"${optargs}\0"
|
|
|
|
/** set_bootargs_net()
|
|
* input:
|
|
* kernel_name:
|
|
* dtb_name:
|
|
* project_dir:
|
|
* output:
|
|
*/
|
|
#define ENV_NET_FCT_NETARGS "set_bootargs_net=" \
|
|
"run set_bootargs;" \
|
|
"setenv bootfile ${project_dir}/boot/${kernel_name};" \
|
|
"setenv bootdtb ${project_dir}/boot/${dtb_name_nfs}.dtb;" \
|
|
"setenv rootpath /home/projects/${project_dir}/;" \
|
|
"setenv bootargs ${bootargs} " \
|
|
"root=/dev/nfs " \
|
|
"nfsroot=${serverip}:${rootpath},${nfsopts} " \
|
|
"ip=${ipaddr}:${serverip}:" \
|
|
"${gatewayip}:${netmask}:${hostname}:eth0:off\0"
|
|
|
|
/** net_nfs()
|
|
* input:
|
|
* output:
|
|
*/
|
|
#define ENV_NET_FCT_BOOT "net_nfs=" \
|
|
"echo Booting from network ...; " \
|
|
"run set_bootargs_net; " \
|
|
"tftpboot ${dtb_loadaddr} ${serverip}:${bootdtb};" \
|
|
"if test $? -eq 1;" \
|
|
"then " \
|
|
"echo Loading default.dtb!;" \
|
|
"tftpboot ${dtb_loadaddr} ${serverip}:${project_dir}/boot/${dtb_name_default}.dtb;" \
|
|
"fi;" \
|
|
"tftpboot ${kernel_loadaddr} ${serverip}:${bootfile};" \
|
|
"printenv bootargs;" \
|
|
"booti ${kernel_loadaddr} - ${dtb_loadaddr}\0"
|
|
|
|
/** check_update()
|
|
* input:
|
|
* upgrade_available: [0|1], if set to 1 check bootcount variables
|
|
* bootcount: int, bootcount
|
|
* bootlimit: int, limit cootcount
|
|
* toggle_partition(): - toggles active partition set
|
|
* output:
|
|
* upgrade_available: [0|1], set to 0 if bootcount > bootlimit
|
|
*/
|
|
#define ENV_FCT_CHECK_UPGRADE "check_upgrade="\
|
|
"if test ${upgrade_available} -eq 1; " \
|
|
"then " \
|
|
"echo upgrade_available is set; " \
|
|
"if test ${bootcount} -gt ${bootlimit}; " \
|
|
"then " \
|
|
"setenv upgrade_available 0;" \
|
|
"echo toggle partition;" \
|
|
"run toggle_partition;" \
|
|
"fi;" \
|
|
"fi;\0"
|
|
|
|
/** toggle_partition()
|
|
* input:
|
|
* partitionset_active: [A|B], selected partition set
|
|
* output:
|
|
* partitionset_active: [A|B], toggle
|
|
*/
|
|
#define ENV_FCT_TOGGLE_PARTITION "toggle_partition="\
|
|
"setenv ${partitionset_active} true;" \
|
|
"if test -n ${A}; " \
|
|
"then " \
|
|
"setenv partitionset_active B; " \
|
|
"env delete A; " \
|
|
"fi;" \
|
|
"if test -n ${B}; "\
|
|
"then " \
|
|
"setenv partitionset_active A; " \
|
|
"env delete B; " \
|
|
"fi;" \
|
|
"saveenv\0"
|
|
|
|
/** set_partition()
|
|
* input:
|
|
* partitionset_active: [A|B], selected partition set
|
|
* rootfs_name: string, mmc device file in kernel, e.g. /dev/mmcblk0
|
|
* output:
|
|
* mmc_active_vol: string, mmc partition device file in kernel, e.g. /dev/mmcblk0p2
|
|
* mmc_part_nr: int, partition number of mmc, e.g. /dev/mmcblk0p2 --> 2
|
|
*/
|
|
#define ENV_EMMC_FCT_SET_ACTIVE_PARTITION "set_partition=" \
|
|
"setenv ${partitionset_active} true;" \
|
|
"if test -n ${A}; " \
|
|
"then " \
|
|
"setenv mmc_part_nr 1;" \
|
|
"fi;" \
|
|
"if test -n ${B}; " \
|
|
"then " \
|
|
"setenv mmc_part_nr 2;" \
|
|
"fi;" \
|
|
"setenv mmc_active_vol ${rootfs_name}p${mmc_part_nr} \0"
|
|
|
|
/** set_bootargs_mmc()
|
|
* input:
|
|
* bootargs: string, default bootargs
|
|
* mmc_active_vol string, mmc partition device file in kernel, e.g. /dev/mmcblk0p2
|
|
* ip_method: string, [none|?]
|
|
* output:
|
|
* bootargs: string
|
|
*/
|
|
#define ENV_EMMC_FCT_SET_EMMC_BOOTARGS "set_bootargs_mmc=" \
|
|
"setenv bootargs ${bootargs} " \
|
|
"root=${mmc_active_vol} rw " \
|
|
"rootdelay=1 rootwait " \
|
|
"rootfstype=ext4 " \
|
|
"ip=${ip_method} \0"
|
|
|
|
/** mmc_load_bootfiles()
|
|
* input:
|
|
* mmc_part_nr:
|
|
* dtb_loadaddr:
|
|
* dtb_name:
|
|
* kernel_loadaddr:
|
|
* kernel_name:
|
|
*/
|
|
#define ENV_EMMC_FCT_LOADFROM_EMMC "mmc_load_bootfiles=" \
|
|
"echo Loading from eMMC ...;" \
|
|
"ext4load mmc 0:${mmc_part_nr} ${dtb_loadaddr} boot/${dtb_name}.dtb;" \
|
|
"if test $? -eq 1;" \
|
|
"then " \
|
|
"echo Loading default.dtb!;" \
|
|
"ext4load mmc 0:${mmc_part_nr} ${dtb_loadaddr} boot/${dtb_name_default}.dtb;" \
|
|
"fi;" \
|
|
"ext4load mmc 0:${mmc_part_nr} ${kernel_loadaddr} boot/${kernel_name};" \
|
|
"printenv bootargs;\0"
|
|
|
|
/** mmc_boot()
|
|
* input:
|
|
* mmc_part_nr:
|
|
* dtb_loadaddr:
|
|
* dtb_name:
|
|
* kernel_loadaddr:
|
|
* kernel_name:
|
|
*/
|
|
#define ENV_EMMC_FCT_EMMC_BOOT "mmc_boot=" \
|
|
"run set_bootargs;" \
|
|
"run check_upgrade; " \
|
|
"run set_partition;" \
|
|
"run set_bootargs_mmc;" \
|
|
"run mmc_load_bootfiles;" \
|
|
"echo Booting from eMMC ...; " \
|
|
"booti ${kernel_loadaddr} - ${dtb_loadaddr} \0"
|
|
|
|
#define ENV_EMMC_ALIASES "" \
|
|
"flash_self=run mmc_boot\0" \
|
|
"flash_self_test=setenv testargs test; " \
|
|
"run mmc_boot\0"
|
|
|
|
#define ENV_COMMON "" \
|
|
"project_dir=targetdir/rootfs\0" \
|
|
"serverip=192.168.251.2\0" \
|
|
"ipaddr=192.168.251.1\0" \
|
|
"dtb_name_nfs=default\0" \
|
|
"dtb_name_default=default\0" \
|
|
"kernel_name=Image\0" \
|
|
"partitionset_active=A\0" \
|
|
"dtb_loadaddr=0x83000000\0" \
|
|
"kernel_loadaddr=0x80280000\0" \
|
|
"ip_method=none\0" \
|
|
"rootfs_name=/dev/mmcblk0\0" \
|
|
"upgrade_available=0\0" \
|
|
"bootlimit=3\0" \
|
|
"altbootcmd=run bootcmd\0" \
|
|
"optargs=\0" \
|
|
|
|
/**********************************************************************/
|
|
|
|
#define ENV_EMMC ENV_EMMC_FCT_EMMC_BOOT \
|
|
ENV_EMMC_FCT_LOADFROM_EMMC \
|
|
ENV_EMMC_FCT_SET_EMMC_BOOTARGS \
|
|
ENV_EMMC_FCT_SET_ACTIVE_PARTITION \
|
|
ENV_FCT_CHECK_UPGRADE \
|
|
ENV_EMMC_ALIASES \
|
|
ENV_FCT_TOGGLE_PARTITION
|
|
|
|
#define ENV_NET ENV_NET_FCT_BOOT \
|
|
ENV_NET_FCT_NETARGS \
|
|
ENV_BOOTARGS_DEFAULT
|