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kernel add
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# .gdbinit file
# $Id: dot.gdbinit.oaks32r,v 1.4 2004/10/20 02:24:37 takata Exp $
#-----
# NOTE: this file is generated by a script, "gen_gdbinit.pl".
# (Please type "gen_gdbinit.pl --help" and check the help message).
# $ Id: gen_gdbinit.pl,v 1.12 2004/07/26 09:56:10 takata Exp $
#-----
# target platform: oaks32r
# setting
set width 0d70
set radix 0d16
# clk xin:cpu:bus=16:66:33
define clock_init
set *(unsigned long *)0x00ef4008 = 1
shell sleep 0.1
set *(unsigned long *)0x00ef4000 = 0x00020100
end
# Initialize programmable ports
define port_init
set *(unsigned long *)0x00ef1000 = 0x1
set *(unsigned long *)0x00ef1060 = 0x01400001
set *(unsigned long *)0x00ef1064 = 0x00015555
set *(unsigned long *)0x00ef1068 = 0x55555050
set *(unsigned long *)0x00ef106c = 0x05150040
end
# Initialize SDRAM controller
define sdram_init
set *(unsigned long *)0x00ef6008 = 0x00000182
set *(unsigned long *)0x00ef600c = 0x00000001
shell sleep 0.1
set *(unsigned long *)0x00ef602c = 0x00000010
set *(unsigned long *)0x00ef6028 = 0x00000300
set *(unsigned long *)0x00ef6048 = 0x00000001
set *(unsigned long *)0x00ef6020 = 0x01000041
set *(unsigned long *)0x00ef6004 = 0x00010117
set *(unsigned long *)0x00ef6010 = 0x00000001
set *(unsigned long *)0x00ef6024 = 0x00000001
end
document sdram_init
SDRAM controller initialization
0x01000000 - 0x017fffff (8MB)
end
# Initialize LAN controller
define lanc_init
set *(unsigned long *)0x00ef5008 = 0x03031303
#RST DRV (P64)
set *(unsigned char *)0x00ef1046 = 0x08
set *(unsigned char *)0x00ef1026 = 0xff
set *(unsigned char *)0x00ef1026 = 0x00
set *(unsigned short *)0x02000630 = 0xffff
end
# Show current task structure
define show_current
set $current = $spi & 0xffffe000
printf "$current=0x%08lX
",$current
print *(struct task_struct *)$current
end
# Show user assigned task structure
define show_task
set = $arg0 & 0xffffe000
printf "$task=0x%08lX
",$task
print *(struct task_struct *)$task
end
document show_task
Show user assigned task structure
arg0 : task structure address
end
# Show M32R registers
define show_regs
printf " R0[0x%08lX] R1[0x%08lX] R2[0x%08lX] R3[0x%08lX]
",$r0,$r1,$r2,$r3
printf " R4[0x%08lX] R5[0x%08lX] R6[0x%08lX] R7[0x%08lX]
",$r4,$r5,$r6,$r7
printf " R8[0x%08lX] R9[0x%08lX] R10[0x%08lX] R11[0x%08lX]
",$r8,$r9,$r10,$r11
printf "R12[0x%08lX] FP[0x%08lX] LR[0x%08lX] SP[0x%08lX]
",$r12,$fp,$lr,$sp
printf "PSW[0x%08lX] CBR[0x%08lX] SPI[0x%08lX] SPU[0x%08lX]
",$psw,$cbr,$spi,$spu
printf "BPC[0x%08lX] PC[0x%08lX] ACCL[0x%08lX] ACCH[0x%08lX]
",$bpc,$pc,$accl,$acch
end
# Setup all
define setup
use_mon_code
set *(unsigned int)0xfffffffc=0x60
shell sleep 0.1
clock_init
shell sleep 0.1
port_init
sdram_init
lanc_init
end
# Load modules
define load_modules
use_debug_dma
load
end
# Set kernel parameters
define set_kernel_parameters
set $param = (void*)0x01001000
# INITRD_START
# set *(unsigned long *)($param + 0x0010) = 0x00000000
# INITRD_SIZE
# set *(unsigned long *)($param + 0x0014) = 0x00000000
# M32R_CPUCLK
set *(unsigned long *)($param + 0x0018) = 0d66666667
# M32R_BUSCLK
set *(unsigned long *)($param + 0x001c) = 0d33333333
# M32R_TIMER_DIVIDE
set *(unsigned long *)($param + 0x0020) = 0d128
set {char[0x200]}($param + 0x100) = "console=ttyS0,115200n8x root=/dev/nfsroot nfsroot=192.168.0.1:/project/m32r-linux/export/rootfs nfsaddrs=192.168.0.101:192.168.0.1:192.168.0.1:255.255.255.0:mappi001 \0"
end
# Boot
define boot
set_kernel_parameters
set $fp = 0
set $pc = 0x01002000
si
c
end
# Set breakpoints
define set_breakpoints
b *0x00000020
b *0x00000030
end
# Restart
define restart
sdireset
sdireset
setup
load_modules
boot
end
sdireset
sdireset
file vmlinux
target m32rsdi
setup
#load_modules
#set_breakpoints
#boot
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