acrn-kernel/arch/m32r/mappi2/dot.gdbinit.vdec2

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# .gdbinit file
# $Id: dot.gdbinit.vdec2,v 1.2 2004/11/11 02:03:15 takata Exp $
# setting
set width 0d70
set radix 0d16
use_debug_dma
# Initialize SDRAM controller for Mappi
define sdram_init
# SDIR0
set *(unsigned long *)0x00ef6008=0x00000182
# SDIR1
set *(unsigned long *)0x00ef600c=0x00000001
# Initialize wait
shell sleep 1
# Ch0-MOD
set *(unsigned long *)0x00ef602c=0x00000020
# Ch0-TR
set *(unsigned long *)0x00ef6028=0x00041302
# Ch0-ADR
set *(unsigned long *)0x00ef6020=0x08000004
# AutoRef On
set *(unsigned long *)0x00ef6004=0x00010705
# Access enable
set *(unsigned long *)0x00ef6024=0x00000001
end
document sdram_init
Mappi SDRAM controller initialization
0x08000000 - 0x0bffffff (64MB)
end
# Initialize SDRAM controller for Mappi
define sdram_init2
# SDIR0
set *(unsigned long *)0x00ef6008=0x00000182
# 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
# SDIR1
set *(unsigned long *)0x00ef600c=0x00000001
# Initialize wait
shell sleep 1
# Access enable
set *(unsigned long *)0x00ef6024=0x00000001
shell sleep 1
end
document sdram_init
Mappi SDRAM controller initialization
0x08000000 - 0x0bffffff (64MB)
end
# Initialize LAN controller for Mappi
define lanc_init
# Set BSEL1 (BSEL3 for the Chaos's bselc)
#set *(unsigned long *)0x00ef5004 = 0x0fff330f
#set *(unsigned long *)0x00ef5004 = 0x01113301
# set *(unsigned long *)0x00ef5004 = 0x02011101
# set *(unsigned long *)0x00ef5004 = 0x04441104
# BSEL5
# set *(unsigned long *)0x00ef5014 = 0x0ccc310c
# set *(unsigned long *)0x00ef5014 = 0x0303310f
# set *(unsigned long *)0x00ef5014 = 0x01011102 -> NG
# set *(unsigned long *)0x00ef5014 = 0x03033103
set *(unsigned long *)0x00ef500c = 0x0b0b1304
set *(unsigned long *)0x00ef5010 = 0x03033302
# set *(unsigned long *)0x00ef5018 = 0x02223302
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 = $arg0
while ($i < 0d16 )
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
end
define itlb
set $itlb=0xfe000000
show_tlb_entries $itlb
end
define dtlb
set $dtlb=0xfe000800
show_tlb_entries $dtlb
end
# Cache ON
define set_cache_type
set $mctype = (void*)0xfffffff8
# chaos
# set *(unsigned long *)($mctype) = 0x0000c000
# m32102 i-cache only
set *(unsigned long *)($mctype) = 0x00008000
# m32102 d-cache only
# set *(unsigned long *)($mctype) = 0x00004000
end
define cache_on
set $param = (void*)0x08001000
set *(unsigned long *)($param) = 0x60ff6102
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,$lr,$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
set $mests = *(unsigned long *)0xffff000c
set $mdeva = *(unsigned long *)0xffff0010
printf "MESTS[0x%08lX] MDEVA[0x%08lX]\n",$mests,$mdeva
end
# Setup all
define setup
sdram_init
# lanc_init
# dispc_init
# set $evb=0x08000000
end
# Load modules
define load_modules
use_debug_dma
load
# load busybox.mot
end
# Set kernel parameters
define set_kernel_parameters
set $param = (void*)0x08001000
## MOUNT_ROOT_RDONLY
set {long}($param+0x00)=0
## RAMDISK_FLAGS
#set {long}($param+0x04)=0
## ORIG_ROOT_DEV
#set {long}($param+0x08)=0x00000100
## LOADER_TYPE
#set {long}($param+0x0C)=0
## INITRD_START
set {long}($param+0x10)=0x082a0000
## INITRD_SIZE
set {long}($param+0x14)=0d6200000
# M32R_CPUCLK
set *(unsigned long *)($param + 0x0018) = 0d25000000
# M32R_BUSCLK
set *(unsigned long *)($param + 0x001c) = 0d25000000
# M32R_TIMER_DIVIDE
set *(unsigned long *)($param + 0x0020) = 0d128
set {char[0x200]}($param + 0x100) = "console=ttyS0,115200n8x root=/dev/nfsroot nfsroot=192.168.0.1:/project/m32r-linux/export/root.2.6 nfsaddrs=192.168.0.102:192.168.0.1:192.168.0.1:255.255.255.0:mappi: \0"
end
# Boot
define boot
set_kernel_parameters
debug_chaos
set $pc=0x08002000
set $fp=0
del b
si
end
# Restart
define restart
sdireset
sdireset
setup
load_modules
boot
end
sdireset
sdireset
file vmlinux
target m32rsdi
restart
boot