linux/arch/m32r/platforms/mappi/dot.gdbinit.smp

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# .gdbinit file
# $Id$
# setting
set width 0d70
set radix 0d16
debug_chaos
# clk xin:cpu:bif:bus=1:4:2:1
define clock_init_on
set *(unsigned long *)0x00ef4024 = 2
set *(unsigned long *)0x00ef4020 = 1
set *(unsigned long *)0x00ef4010 = 0
set *(unsigned long *)0x00ef4014 = 0
set *(unsigned long *)0x00ef4004 = 0x1
shell sleep 0.1
set *(unsigned long *)0x00ef4008 = 0x0200
# set *(unsigned long *)0x00ef4008 = 0x0201
end
# clk xin:cpu:bif:bus=1:4:1:1
define clock_init_on_1411
set *(unsigned long *)0x00ef4024 = 2
set *(unsigned long *)0x00ef4020 = 2
set *(unsigned long *)0x00ef4010 = 0
set *(unsigned long *)0x00ef4014 = 0
set *(unsigned long *)0x00ef4004 = 0x1
shell sleep 0.1
set *(unsigned long *)0x00ef4008 = 0x0200
end
# clk xin:cpu:bif:bus=1:4:2:1
define clock_init_on_1421
set *(unsigned long *)0x00ef4024 = 2
set *(unsigned long *)0x00ef4020 = 1
set *(unsigned long *)0x00ef4010 = 0
set *(unsigned long *)0x00ef4014 = 0
set *(unsigned long *)0x00ef4004 = 0x1
shell sleep 0.1
set *(unsigned long *)0x00ef4008 = 0x0200
end
# clk xin:cpu:bif:bus=1:8:2:1
define clock_init_on_1821
set *(unsigned long *)0x00ef4024 = 3
set *(unsigned long *)0x00ef4020 = 2
set *(unsigned long *)0x00ef4010 = 0
set *(unsigned long *)0x00ef4014 = 0
set *(unsigned long *)0x00ef4004 = 0x3
shell sleep 0.1
set *(unsigned long *)0x00ef4008 = 0x0200
end
# clk xin:cpu:bif:bus=1:8:4:1
define clock_init_on_1841
set *(unsigned long *)0x00ef4024 = 3
set *(unsigned long *)0x00ef4020 = 1
set *(unsigned long *)0x00ef4010 = 0
set *(unsigned long *)0x00ef4014 = 0
set *(unsigned long *)0x00ef4004 = 0x3
shell sleep 0.1
set *(unsigned long *)0x00ef4008 = 0x0200
end
# clk xin:cpu:bif:bus=1:16:8:1
define clock_init_on_11681
set *(unsigned long *)0x00ef4024 = 4
set *(unsigned long *)0x00ef4020 = 2
set *(unsigned long *)0x00ef4010 = 0
set *(unsigned long *)0x00ef4014 = 0
set *(unsigned long *)0x00ef4004 = 0x7
shell sleep 0.1
set *(unsigned long *)0x00ef4008 = 0x0200
end
# clk xin:cpu:bif:bus=1:1:1:1
define clock_init_off
# CPU
set *(unsigned long *)0x00ef4010 = 0
set *(unsigned long *)0x00ef4014 = 0
# BIF
set *(unsigned long *)0x00ef4020 = 0
# BUS
set *(unsigned long *)0x00ef4024 = 0
# PLL
set *(unsigned long *)0x00ef4008 = 0x0000
end
# Initialize programmable ports
define port_init
set $sfrbase = 0x00ef0000
set *(unsigned short *)0x00ef1060 = 0x5555
set *(unsigned short *)0x00ef1062 = 0x5555
set *(unsigned short *)0x00ef1064 = 0x5555
set *(unsigned short *)0x00ef1066 = 0x5555
set *(unsigned short *)0x00ef1068 = 0x5555
set *(unsigned short *)0x00ef106a = 0x0000
set *(unsigned short *)0x00ef106e = 0x5555
set *(unsigned short *)0x00ef1070 = 0x5555
# LED ON
set *(unsigned char *)($sfrbase + 0x1015) = 0xff
set *(unsigned char *)($sfrbase + 0x1085) = 0xff
shell sleep 0.1
# LED OFF
set *(unsigned char *)($sfrbase + 0x1085) = 0x00
end
document port_init
P5=LED(output), P6.b4=LAN_RESET(output)
end
# Initialize SDRAM controller for Mappi
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 = 0x00010002
# Ch0-ADR
set *(unsigned long *)0x00ef6020 = 0x08000004
# AutoRef On
set *(unsigned long *)0x00ef6004 = 0x00010107
# Access enable
set *(unsigned long *)0x00ef6024 = 0x00000001
end
document sdram_init
Mappi SDRAM controller initialization
0x08000000 - 0x0bffffff (64MB)
end
# Initialize LAN controller for Mappi
define lanc_init
set $sfrbase = 0x00ef0000
# Set BSEL3 (BSEL3 for the Chaos's bselc)
# set *(unsigned long *)($sfrbase + 0x5300) = 0x01018040
# set *(unsigned long *)($sfrbase + 0x5304) = 0x01011101
set *(unsigned long *)($sfrbase + 0x5300) = 0x04048000
set *(unsigned long *)($sfrbase + 0x5304) = 0x01011103
set *(unsigned long *)($sfrbase + 0x5308) = 0x00000001
# Reset (P5=LED,P6.b4=LAN_RESET)
set *(unsigned short *)($sfrbase + 0x106c) = 0x0000
set *(unsigned char *)($sfrbase + 0x1016) = 0xff
set *(unsigned char *)($sfrbase + 0x1086) = 0xff
shell sleep 0.1
# set *(unsigned char *)($sfrbase + 0x1086) = 0x00
set *(unsigned char *)($sfrbase + 0x1086) = 0x04
set *(unsigned long *)(0x0c000330) = 0xffffffff
# Set mac address
set $lanc = (void*)0x0c000300
set *(unsigned long *)($lanc + 0x0000) = 0x00610010
set *(unsigned long *)($lanc + 0x0004) = 0x00200030
set *(unsigned long *)($lanc + 0x0008) = 0x00400050
set *(unsigned long *)($lanc + 0x000c) = 0x00600007
end
document lanc_init
Mappi LAN controller initialization
ex.) MAC address: 10 20 30 40 50 60
end
# LCD & CRT dual-head setting (8bpp)
define dispc_init
set $sfrbase = 0x00ef0000
# BSEL4 Dispc
# 20MHz
# set *(unsigned long *)($sfrbase + 0x5400) = 0x02028282
# set *(unsigned long *)($sfrbase + 0x5404) = 0x00122202
# 40MHz
set *(unsigned long *)($sfrbase + 0x5400) = 0x04048000
set *(unsigned long *)($sfrbase + 0x5404) = 0x00101103
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 = $arg0
use_mon_code
while ($i < 0d32 )
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
end
define dtlb
set $dtlb=0xfe000800
show_tlb_entries $dtlb
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 $task = $arg0 & 0xffffe000
printf "$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,$lr,$fp
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_on_1411
clock_init_on_1421
# clock_init_on_1821
# clock_init_on_1841
# clock_init_on_11681
# clock_init_off
shell sleep 0.1
port_init
sdram_init
lanc_init
dispc_init
set $evb=0x08000000
end
# Load modules
define load_modules
use_debug_dma
load
# load ramdisk_082a0000.mot
# load romfs_082a0000.mot
# use_mon_code
end
# Set kernel parameters
define set_kernel_parameters
set $param = (void*)0x08001000
# INITRD_START
# set *(unsigned long *)($param + 0x0010) = 0x082a0000
# INITRD_SIZE
# set *(unsigned long *)($param + 0x0014) = 0x00000000
# M32R_CPUCLK
set *(unsigned long *)($param + 0x0018) = 0d160000000
# set *(unsigned long *)($param + 0x0018) = 0d80000000
# set *(unsigned long *)($param + 0x0018) = 0d40000000
# M32R_BUSCLK
set *(unsigned long *)($param + 0x001c) = 0d40000000
# M32R_TIMER_DIVIDE
set *(unsigned long *)($param + 0x0020) = 0d128
set {char[0x200]}($param + 0x100) = "console=tty1 console=ttyS0,115200n8x root=/dev/nfsroot nfsroot=192.168.0.1:/project/m32r-linux/export/root.x nfsaddrs=192.168.0.101:192.168.0.1:192.168.0.1:255.255.255.0:mappi001 \0"
# set {char[0x200]}($param + 0x100) = "console=tty1 root=/dev/nfsroot nfsroot=192.168.0.1:/project/m32r-linux/export/root.x 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 $pc=0x08002000
set *(unsigned char *)0x08001003=0x03
si
c
end
# Set breakpoints
define set_breakpoints
b *0x08000030
end
## Boot MP
define boot_mp
set_kernel_parameters
set *(unsigned long *)0x00f00000 = boot - 0x80000000
set *(unsigned long *)0x00eff2f8 = 0x2
x 0x00eff2f8
set $pc=0x08002000
si
c
end
document boot_mp
Boot BSP
end
## Boot UP
define boot_up
set_kernel_parameters
set $pc=0x08002000
si
c
end
document boot_up
Boot BSP
end
# Restart
define restart
sdireset
sdireset
setup
load_modules
boot_mp
end
sdireset
sdireset
file vmlinux
target m32rsdi
setup