arm64: versal: Add new jtag distro boot command

This patch adds new jtag distro boot command to look for bootscript file
in DDR and execute it first incase of jtag bootmode.
This patch also updates scriptaddr to 512MB as there is high of script
corruption incase of bigger kernel image.

Signed-off-by: Siva Durga Prasad Paladugu <siva.durga.paladugu@xilinx.com>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>

diff --git a/board/xilinx/versal/board.c b/board/xilinx/versal/board.c
index 5718e1a..dcfb887 100644 (file)
--- a/board/xilinx/versal/board.c
+++ b/board/xilinx/versal/board.c
@@ -108,7 +108,7 @@ int board_late_init(void)
        switch (bootmode) {
        case JTAG_MODE:
                puts("JTAG_MODE\n");
-               mode = "pxe dhcp";
+               mode = "jtag pxe dhcp";
                break;
        case QSPI_MODE_24BIT:
                puts("QSPI_MODE_24\n");

diff --git a/include/configs/xilinx_versal.h b/include/configs/xilinx_versal.h
index 35153e8..2f1cddb 100644 (file)
--- a/include/configs/xilinx_versal.h
+++ b/include/configs/xilinx_versal.h
@@ -90,7 +90,7 @@
        "pxefile_addr_r=0x10000000\0" \
        "kernel_addr_r=0x18000000\0" \
        "kernel_size_r=0x10000000\0" \
-       "scriptaddr=0x02000000\0" \
+       "scriptaddr=0x20000000\0" \
        "ramdisk_addr_r=0x02100000\0" \
        "script_offset_f=0x3f80000\0" \
        "script_size_f=0x80000\0"
@@ -115,7 +115,16 @@
 #define BOOTENV_DEV_NAME_XSPI(devtypeu, devtypel, instance) \
        "xspi "
 
+#define BOOT_TARGET_DEVICES_JTAG(func) func(JTAG, jtag, na)
+
+#define BOOTENV_DEV_JTAG(devtypeu, devtypel, instance) \
+       "bootcmd_jtag=source $scriptaddr; echo SCRIPT FAILED: continuing...;\0"
+
+#define BOOTENV_DEV_NAME_JTAG(devtypeu, devtypel, instance) \
+       "jtag "
+
 #define BOOT_TARGET_DEVICES(func) \
+       BOOT_TARGET_DEVICES_JTAG(func) \
        BOOT_TARGET_DEVICES_MMC(func) \
        BOOT_TARGET_DEVICES_XSPI(func) \
        func(PXE, pxe, na) \