250 lines
5.6 KiB
Plaintext
250 lines
5.6 KiB
Plaintext
# .gdbinit file
|
|
# $Id: dot.gdbinit_300MHz_32MB,v 1.2 2004/10/20 03:02:27 fujiwara 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: m32700ut
|
|
|
|
# setting
|
|
set width 0d70
|
|
set radix 0d16
|
|
|
|
debug_chaos
|
|
|
|
# clk xin:cpu:bif:bus=25:300:75:75
|
|
define clock_init
|
|
set *(unsigned long *)0x00ef4008 = 0x00000000
|
|
set *(unsigned long *)0x00ef4004 = 0
|
|
shell sleep 0.1
|
|
# NOTE: Please change the master clock source from PLL-clock to Xin-clock
|
|
# and switch off PLL, before resetting the clock gear ratio.
|
|
|
|
set *(unsigned long *)0x00ef4024 = 2
|
|
set *(unsigned long *)0x00ef4020 = 2
|
|
set *(unsigned long *)0x00ef4010 = 0
|
|
set *(unsigned long *)0x00ef4014 = 0
|
|
set *(unsigned long *)0x00ef4004 = 5
|
|
shell sleep 0.1
|
|
set *(unsigned long *)0x00ef4008 = 0x00000200
|
|
end
|
|
|
|
# Initialize SDRAM controller
|
|
define sdram_init
|
|
# SDIR0
|
|
set *(unsigned long *)0x00ef6008 = 0x00000182
|
|
# SDIR1
|
|
set *(unsigned long *)0x00ef600c = 0x00000001
|
|
# Initialize wait
|
|
shell sleep 0.1
|
|
# Ch0-MOD
|
|
set *(unsigned long *)0x00ef602c = 0x00000020
|
|
# Ch0-TR
|
|
set *(unsigned long *)0x00ef6028 = 0x00051502
|
|
# Ch0-ADR (size:32MB)
|
|
set *(unsigned long *)0x00ef6020 = 0x08000003
|
|
# AutoRef On
|
|
set *(unsigned long *)0x00ef6004 = 0x00010e24
|
|
# Access enable
|
|
set *(unsigned long *)0x00ef6024 = 0x00000001
|
|
end
|
|
document sdram_init
|
|
SDRAM controller initialization
|
|
0x08000000 - 0x09ffffff (32MB)
|
|
end
|
|
|
|
# Initialize BSEL3 for UT-CFC
|
|
define cfc_init
|
|
set $sfrbase = 0xa0ef0000
|
|
# too fast
|
|
# set *(unsigned long *)($sfrbase + 0x5300) = 0x0b0b8000
|
|
# set *(unsigned long *)($sfrbase + 0x5304) = 0x00102204
|
|
# set *(unsigned long *)($sfrbase + 0x5300) = 0x1f1f8000
|
|
# set *(unsigned long *)($sfrbase + 0x5300) = 0x1f1f1fdf
|
|
# set *(unsigned long *)($sfrbase + 0x5304) = 0x0013220f
|
|
# set *(unsigned long *)($sfrbase + 0x5304) = 0x0013330f
|
|
end
|
|
document cfc_init
|
|
CF controller initialization
|
|
end
|
|
|
|
# MMU enable
|
|
define mmu_enable
|
|
set $evb=0x88000000
|
|
set *(unsigned long *)0xffff0024=1
|
|
end
|
|
|
|
# MMU disable
|
|
define mmu_disable
|
|
set $evb=0
|
|
set *(unsigned long *)0xffff0024=0
|
|
end
|
|
|
|
# Show TLB entries
|
|
define show_tlb_entries
|
|
set $i = 0
|
|
set $addr = $arg0
|
|
set $nr_entries = $arg1
|
|
use_mon_code
|
|
while ($i < $nr_entries)
|
|
set $tlb_tag = *(unsigned long*)$addr
|
|
set $tlb_data = *(unsigned long*)($addr + 4)
|
|
printf " [%2d] 0x%08lx : 0x%08lx - 0x%08lx\n", $i, $addr, $tlb_tag, $tlb_data
|
|
set $i = $i + 1
|
|
set $addr = $addr + 8
|
|
end
|
|
use_debug_dma
|
|
end
|
|
define itlb
|
|
set $itlb=0xfe000000
|
|
show_tlb_entries $itlb 0d32
|
|
end
|
|
define dtlb
|
|
set $dtlb=0xfe000800
|
|
show_tlb_entries $dtlb 0d32
|
|
end
|
|
|
|
# Initialize TLB entries
|
|
define init_tlb_entries
|
|
set $i = 0
|
|
set $addr = $arg0
|
|
set $nr_entries = $arg1
|
|
use_mon_code
|
|
while ($i < $nr_entries)
|
|
set *(unsigned long *)($addr + 0x4) = 0
|
|
set $i = $i + 1
|
|
set $addr = $addr + 8
|
|
end
|
|
use_debug_dma
|
|
end
|
|
define tlb_init
|
|
set $itlb=0xfe000000
|
|
init_tlb_entries $itlb 0d32
|
|
set $dtlb=0xfe000800
|
|
init_tlb_entries $dtlb 0d32
|
|
end
|
|
|
|
# Show current task structure
|
|
define show_current
|
|
set $current = $spi & 0xffffe000
|
|
printf "$current=0x%08lX\n",$current
|
|
print *(struct task_struct *)$current
|
|
end
|
|
|
|
# Show user assigned task structure
|
|
define show_task
|
|
set = $arg0 & 0xffffe000
|
|
printf "$task=0x%08lX\n",$task
|
|
print *(struct task_struct *)$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]\n",$r0,$r1,$r2,$r3
|
|
printf " R4[0x%08lX] R5[0x%08lX] R6[0x%08lX] R7[0x%08lX]\n",$r4,$r5,$r6,$r7
|
|
printf " R8[0x%08lX] R9[0x%08lX] R10[0x%08lX] R11[0x%08lX]\n",$r8,$r9,$r10,$r11
|
|
printf "R12[0x%08lX] FP[0x%08lX] LR[0x%08lX] SP[0x%08lX]\n",$r12,$fp,$lr,$sp
|
|
printf "PSW[0x%08lX] CBR[0x%08lX] SPI[0x%08lX] SPU[0x%08lX]\n",$psw,$cbr,$spi,$spu
|
|
printf "BPC[0x%08lX] PC[0x%08lX] ACCL[0x%08lX] ACCH[0x%08lX]\n",$bpc,$pc,$accl,$acch
|
|
printf "EVB[0x%08lX]\n",$evb
|
|
end
|
|
|
|
# Setup all
|
|
define setup
|
|
use_mon_code
|
|
set *(unsigned int)0xfffffffc=0x60
|
|
shell sleep 0.1
|
|
clock_init
|
|
shell sleep 0.1
|
|
# SDRAM: 32MB
|
|
set *(unsigned long *)0x00ef6020 = 0x08000003
|
|
cfc_init
|
|
# USB
|
|
set *(unsigned short *)0xb0301000 = 0x100
|
|
|
|
set $evb=0x08000000
|
|
end
|
|
|
|
# Load modules
|
|
define load_modules
|
|
use_debug_dma
|
|
load
|
|
end
|
|
|
|
# Set kernel parameters
|
|
define set_kernel_parameters
|
|
set $param = (void*)0x08001000
|
|
# INITRD_START
|
|
# set *(unsigned long *)($param + 0x0010) = 0x08300000
|
|
# INITRD_SIZE
|
|
# set *(unsigned long *)($param + 0x0014) = 0x00000000
|
|
# M32R_CPUCLK
|
|
set *(unsigned long *)($param + 0x0018) = 0d300000000
|
|
# M32R_BUSCLK
|
|
set *(unsigned long *)($param + 0x001c) = 0d75000000
|
|
|
|
# M32R_TIMER_DIVIDE
|
|
set *(unsigned long *)($param + 0x0020) = 0d128
|
|
|
|
set {char[0x200]}($param + 0x100) = "console=ttyS0,115200n8x console=tty1 root=/dev/nfsroot nfsroot=192.168.0.1:/project/m32r-linux/export/rootfs,rsize=1024,wsize=1024 nfsaddrs=192.168.0.101:192.168.0.1:192.168.0.1:255.255.255.0:mappi001 mem=32M \0"
|
|
end
|
|
|
|
# Boot
|
|
define boot
|
|
set_kernel_parameters
|
|
set $fp = 0
|
|
set $pc = 0x08002000
|
|
# set *(unsigned char *)0xffffffff = 0x03
|
|
si
|
|
c
|
|
end
|
|
|
|
# Set breakpoints
|
|
define set_breakpoints
|
|
b *0x08000030
|
|
end
|
|
|
|
# Restart
|
|
define restart
|
|
sdireset
|
|
sdireset
|
|
set $pc = 0
|
|
b *0x04001000
|
|
b *0x08001000
|
|
b *0x08002000
|
|
si
|
|
c
|
|
tlb_init
|
|
del
|
|
setup
|
|
load_modules
|
|
boot
|
|
end
|
|
|
|
define si
|
|
stepi
|
|
x/i $pc
|
|
show_reg
|
|
end
|
|
|
|
sdireset
|
|
sdireset
|
|
file vmlinux
|
|
target m32rsdi
|
|
set $pc = 0
|
|
b *0x04001000
|
|
b *0x08001000
|
|
b *0x08002000
|
|
c
|
|
tlb_init
|
|
del
|
|
setup
|
|
load_modules
|
|
boot
|
|
|