#!/bin/bash
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#
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# Copyright (c) 2019 Fuzhou Rockchip Electronics Co., Ltd
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#
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# SPDX-License-Identifier: GPL-2.0
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#
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case $1 in
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--help|-help|help|--h|-h|debug|'')
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echo
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echo " 0. set CONFIG_BOOTDELAY=0"
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echo " 1. lib/initcall.c debug() -> printf()"
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echo " 2. common/board_r.c and common/board_f.c debug() -> printf()"
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echo " 3. global #define DEBUG"
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echo " 4. enable CONFIG_ROCKCHIP_DEBUGGER"
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echo " 5. set CONFIG_BOOTDELAY=5"
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echo " 6. enable CONFIG_BOOTSTAGE_PRINTF_TIMESTAMP"
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echo " 7. armv7 start.S: print entry warning"
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echo " 8. armv8 start.S: print entry warning"
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echo " 9. enable CONFIG_ROCKCHIP_CRASH_DUMP"
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echo " 10. enable CONFIG_ROCKCHIP_CRC"
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echo " 11. firmware bootflow debug() -> printf()"
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echo " 12. bootstage timing report"
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echo " 13. starting kernel halt dump"
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echo
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echo "Enabled in .config: "
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grep '^CONFIG_ROCKCHIP_DEBUGGER=y' .config > /dev/null \
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&& echo " CONFIG_ROCKCHIP_DEBUGGER"
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grep '^CONFIG_ROCKCHIP_CRC=y' .config > /dev/null \
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&& echo " CONFIG_ROCKCHIP_CRC"
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grep '^CONFIG_BOOTSTAGE_PRINTF_TIMESTAMP=y' .config > /dev/null \
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&& echo " CONFIG_BOOTSTAGE_PRINTF_TIMESTAMP"
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grep '^CONFIG_ROCKCHIP_CRASH_DUMP=y' .config > /dev/null \
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&& echo " CONFIG_ROCKCHIP_CRASH_DUMP"
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;;
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0)
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sed -i 's/^CONFIG_BOOTDELAY=5/CONFIG_BOOTDELAY=0/g' .config
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echo "DEBUG [0]: CONFIG_BOOTDELAY is 0s"
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;;
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1)
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sed -i 's/\<debug\>/printf/g' lib/initcall.c
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sed -i 's/ifdef DEBUG/if 1/g' lib/initcall.c
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echo "DEBUG [1]: lib/initcall.c debug() -> printf()"
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;;
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2)
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sed -i 's/\<debug\>/printf/g' ./common/board_f.c
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sed -i 's/\<debug\>/printf/g' ./common/board_r.c
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echo "DEBUG [2]: common/board_r.c and common/board_f.c debug() -> printf()"
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;;
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3)
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sed -i '$i \#define DEBUG\' include/configs/rockchip-common.h
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echo "DEBUG [3]: global #define DEBUG"
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;;
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4)
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sed -i 's/\# CONFIG_ROCKCHIP_DEBUGGER is not set/CONFIG_ROCKCHIP_DEBUGGER=y/g' .config
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echo "DEBUG [4]: CONFIG_ROCKCHIP_DEBUGGER is enabled"
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;;
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5)
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sed -i 's/^CONFIG_BOOTDELAY=0/CONFIG_BOOTDELAY=5/g' .config
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echo "DEBUG [5]: CONFIG_BOOTDELAY is 5s"
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;;
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6)
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sed -i 's/\# CONFIG_BOOTSTAGE_PRINTF_TIMESTAMP is not set/CONFIG_BOOTSTAGE_PRINTF_TIMESTAMP=y/g' .config
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echo "DEBUG [6]: CONFIG_BOOTSTAGE_PRINTF_TIMESTAMP is enabled"
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;;
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7)
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sed -i '/save_boot_params_ret:/a\ldr r0, =CONFIG_DEBUG_UART_BASE\nmov r1, #100\nloop:\nmov r2, #0x55\nstr r2, [r0]\nsub r1, r1, #1\ncmp r1, #0\nbne loop\ndsb' \
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./arch/arm/cpu/armv7/start.S
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echo "DEBUG [7]: armv7 start.S entry warning 'UUUU...'"
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;;
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8)
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sed -i '/save_boot_params_ret:/a\ldr x0, =CONFIG_DEBUG_UART_BASE\nmov x1, #100\nloop:\nmov x2, #0x55\nstr x2, [x0]\nsub x1, x1, #1\ncmp x1, #0\nb.ne loop\ndsb sy' \
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./arch/arm/cpu/armv8/start.S
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echo "DEBUG [8]: armv8 start.S entry warning 'UUUU...'"
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;;
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9)
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sed -i 's/\# CONFIG_ROCKCHIP_CRASH_DUMP is not set/CONFIG_ROCKCHIP_CRASH_DUMP=y/g' .config
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echo "DEBUG [9]: CONFIG_ROCKCHIP_CRASH_DUMP is enabled"
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;;
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10)
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sed -i 's/\# CONFIG_ROCKCHIP_CRC is not set/CONFIG_ROCKCHIP_CRC=y/g' .config
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echo "DEBUG [10]: CONFIG_ROCKCHIP_CRC is enabled"
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;;
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11)
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sed -i 's/\<debug\>/printf/g' common/fdt_support.c
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sed -i 's/\<debug\>/printf/g' common/image-fdt.c
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sed -i 's/\<debug\>/printf/g' common/image.c
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sed -i 's/\<debug\>/printf/g' arch/arm/lib/bootm.c
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sed -i 's/\<debug\>/printf/g' common/bootm.c
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sed -i 's/\<debug\>/printf/g' common/image.c
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sed -i 's/\<debug\>/printf/g' common/image-android.c
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sed -i 's/\<debug\>/printf/g' common/android_bootloader.c
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echo "DEBUG [11]: firmware bootflow debug() -> printf()"
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;;
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12)
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sed -i '$a\CONFIG_BOOTSTAGE=y\' .config
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sed -i '$a\CONFIG_BOOTSTAGE_REPORT=y\' .config
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sed -i '$a\CONFIG_CMD_BOOTSTAGE=y\' .config
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echo "DEBUG [12]: bootstage timing report"
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;;
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13)
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sed -i 's/\# CONFIG_ROCKCHIP_DEBUGGER is not set/CONFIG_ROCKCHIP_DEBUGGER=y/g' .config
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sed -i '/br x4/i\b .' arch/arm/cpu/armv8/transition.S
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sed -i 's/announce_and_cleanup(fake);/if (0)announce_and_cleanup(fake);/g' arch/arm/lib/bootm.c
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sed -i '/announce_and_cleanup(fake)/a\enable_interrupts()\;' arch/arm/lib/bootm.c
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sed -i '/kernel_entry(0, machid, r2)/i\printf("#### Jump to kernel!!")\;' arch/arm/lib/bootm.c
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sed -i '/kernel_entry(0, machid, r2)/i\__asm("b .")\;' arch/arm/lib/bootm.c
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sed -i 's/\<debug\>/printf/g' arch/arm/lib/bootm.c
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echo "DEBUG [13]: starting kernel halt dump"
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;;
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*)
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echo "Unknown command: $1"
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esac
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echo
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