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Linus Torvalds1da177e2005-04-16 15:20:36 -07001# .gdbinit file
2# $Id: dot.gdbinit.mappi,v 1.4 2004/10/20 02:24:37 takata Exp $
3#-----
4# NOTE: this file is generated by a script, "gen_gdbinit.pl".
5# (Please type "gen_gdbinit.pl --help" and check the help message).
6# $ Id: gen_gdbinit.pl,v 1.12 2004/07/26 09:56:10 takata Exp $
7#-----
8# target platform: mappi
9
10# setting
11set width 0d70
12set radix 0d16
13debug_chaos
14
15# clk xin:cpu:bif:bus=30:360:180:90
16define clock_init
17 set *(unsigned long *)0x00ef4024 = 2
18 set *(unsigned long *)0x00ef4020 = 1
19 set *(unsigned long *)0x00ef4010 = 0
20 set *(unsigned long *)0x00ef4014 = 0
21 set *(unsigned long *)0x00ef4004 = 5
22 shell sleep 0.1
23 set *(unsigned long *)0x00ef4008 = 0x00000200
24end
25
26# Initialize programmable ports
27define port_init
28 set $sfrbase = 0x00ef0000
29 set *(unsigned short *)0x00ef1060 = 0x5555
30 set *(unsigned short *)0x00ef1062 = 0x5555
31 set *(unsigned short *)0x00ef1064 = 0x5555
32 set *(unsigned short *)0x00ef1066 = 0x5555
33 set *(unsigned short *)0x00ef1068 = 0x5555
34 set *(unsigned short *)0x00ef106a = 0x0000
35 set *(unsigned short *)0x00ef106e = 0x5555
36 set *(unsigned short *)0x00ef1070 = 0x5555
37 # LED ON
38 set *(unsigned char *)($sfrbase + 0x1015) = 0xff
39 set *(unsigned char *)($sfrbase + 0x1085) = 0xff
40 shell sleep 0.1
41 # LED OFF
42 set *(unsigned char *)($sfrbase + 0x1085) = 0x00
43end
44document port_init
45 P5=LED(output), P6.b4=LAN_RESET(output)
46end
47
48# Initialize SDRAM controller
49define sdram_init
50 # SDIR0
51 set *(unsigned long *)0x00ef6008 = 0x00000182
52 # SDIR1
53 set *(unsigned long *)0x00ef600c = 0x00000001
54 # Initialize wait
55 shell sleep 0.1
56 # Ch0-MOD
57 set *(unsigned long *)0x00ef602c = 0x00000020
58 # Ch0-TR
59 set *(unsigned long *)0x00ef6028 = 0x00051502
60 # Ch0-ADR (size:64MB)
61 set *(unsigned long *)0x00ef6020 = 0x08000004
62 # AutoRef On
63 set *(unsigned long *)0x00ef6004 = 0x00010e2b
64 # Access enable
65 set *(unsigned long *)0x00ef6024 = 0x00000001
66end
67document sdram_init
68 SDRAM controller initialization
69 0x08000000 - 0x0bffffff (64MB)
70end
71
72# Initialize LAN controller
73define lanc_init
74 set $sfrbase = 0x00ef0000
75 # Set BSEL3 (BSEL3 for the Chaos's bselc)
76 set *(unsigned long *)($sfrbase + 0x5300) = 0x0a0a8040
77 set *(unsigned long *)($sfrbase + 0x5304) = 0x01120203
78 set *(unsigned long *)($sfrbase + 0x5308) = 0x00000001
79 # Reset (P5=LED,P6.b4=LAN_RESET)
80 set *(unsigned short *)($sfrbase + 0x106c) = 0x0000
81 set *(unsigned char *)($sfrbase + 0x1016) = 0xff
82 set *(unsigned char *)($sfrbase + 0x1086) = 0xff
83 shell sleep 0.1
84 # swivel: 0=normal, 4=reverse
85# set *(unsigned char *)($sfrbase + 0x1086) = 0x00
86 set *(unsigned char *)($sfrbase + 0x1086) = 0x04
87 set *(unsigned long *)(0x0c000330) = 0xffffffff
88 # Set mac address
89 set $lanc = (void*)0x0c000300
90 set *(unsigned long *)($lanc + 0x0000) = 0x00610010
91 set *(unsigned long *)($lanc + 0x0004) = 0x00200030
92 set *(unsigned long *)($lanc + 0x0008) = 0x00400050
93 set *(unsigned long *)($lanc + 0x000c) = 0x00600007
94end
95document lanc_init
96 LAN controller initialization
97 ex.) MAC address: 10 20 30 40 50 60
98end
99
100# LCD & CRT dual-head setting (8bpp)
101define dispc_init
102 set $sfrbase = 0x00ef0000
103 # BSEL4 Dispc
104 set *(unsigned long *)($sfrbase + 0x5400) = 0x0e0e8000
105 set *(unsigned long *)($sfrbase + 0x5404) = 0x0012220a
106end
107
108# MMU enable
109define mmu_enable
110 set $evb=0x88000000
111 set *(unsigned long *)0xffff0024=1
112end
113
114# MMU disable
115define mmu_disable
116 set $evb=0
117 set *(unsigned long *)0xffff0024=0
118end
119
120# Show TLB entries
121define show_tlb_entries
122 set $i = 0
123 set $addr = $arg0
124 set $nr_entries = $arg1
125 use_mon_code
126 while ($i < $nr_entries)
127 set $tlb_tag = *(unsigned long*)$addr
128 set $tlb_data = *(unsigned long*)($addr + 4)
129 printf " [%2d] 0x%08lx : 0x%08lx - 0x%08lx\n", $i, $addr, $tlb_tag, $tlb_data
130 set $i = $i + 1
131 set $addr = $addr + 8
132 end
133 use_debug_dma
134end
135define itlb
136 set $itlb=0xfe000000
137 show_tlb_entries $itlb 0d32
138end
139define dtlb
140 set $dtlb=0xfe000800
141 show_tlb_entries $dtlb 0d32
142end
143
144# Show current task structure
145define show_current
146 set $current = $spi & 0xffffe000
147 printf "$current=0x%08lX\n",$current
148 print *(struct task_struct *)$current
149end
150
151# Show user assigned task structure
152define show_task
153 set = $arg0 & 0xffffe000
154 printf "$task=0x%08lX\n",$task
155 print *(struct task_struct *)$task
156end
157document show_task
158 Show user assigned task structure
159 arg0 : task structure address
160end
161
162# Show M32R registers
163define show_regs
164 printf " R0[0x%08lX] R1[0x%08lX] R2[0x%08lX] R3[0x%08lX]\n",$r0,$r1,$r2,$r3
165 printf " R4[0x%08lX] R5[0x%08lX] R6[0x%08lX] R7[0x%08lX]\n",$r4,$r5,$r6,$r7
166 printf " R8[0x%08lX] R9[0x%08lX] R10[0x%08lX] R11[0x%08lX]\n",$r8,$r9,$r10,$r11
167 printf "R12[0x%08lX] FP[0x%08lX] LR[0x%08lX] SP[0x%08lX]\n",$r12,$fp,$lr,$sp
168 printf "PSW[0x%08lX] CBR[0x%08lX] SPI[0x%08lX] SPU[0x%08lX]\n",$psw,$cbr,$spi,$spu
169 printf "BPC[0x%08lX] PC[0x%08lX] ACCL[0x%08lX] ACCH[0x%08lX]\n",$bpc,$pc,$accl,$acch
170 printf "EVB[0x%08lX]\n",$evb
171end
172
173# Setup all
174define setup
175 use_mon_code
176 set *(unsigned int)0xfffffffc=0x60
177 shell sleep 0.1
178 clock_init
179 shell sleep 0.1
180 port_init
181 sdram_init
182 lanc_init
183 dispc_init
184 set $evb=0x08000000
185end
186
187# Load modules
188define load_modules
189 use_debug_dma
190 load
191end
192
193# Set kernel parameters
194define set_kernel_parameters
195 set $param = (void*)0x08001000
196 # INITRD_START
197# set *(unsigned long *)($param + 0x0010) = 0x08300000
198 # INITRD_SIZE
199# set *(unsigned long *)($param + 0x0014) = 0x00000000
200 # M32R_CPUCLK
201 set *(unsigned long *)($param + 0x0018) = 0d360000000
202 # M32R_BUSCLK
203 set *(unsigned long *)($param + 0x001c) = 0d90000000
204
205 # M32R_TIMER_DIVIDE
206 set *(unsigned long *)($param + 0x0020) = 0d128
207
208 set {char[0x200]}($param + 0x100) = "console=ttyS0,115200n8x console=tty1 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"
209end
210
211# Boot
212define boot
213 set_kernel_parameters
214 set $fp = 0
215 set $pc = 0x08002000
216 si
217 c
218end
219
220# Set breakpoints
221define set_breakpoints
222 b *0x08000030
223end
224
225# Restart
226define restart
227 sdireset
228 sdireset
229 setup
230 load_modules
231 boot
232end
233
234sdireset
235sdireset
236file vmlinux
237target m32rsdi
238setup
239#load_modules
240#set_breakpoints
241#boot
242