Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | # .gdbinit file |
| 2 | # $Id$ |
| 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 1.5 2004/01/23 08:23:25 takata Exp $ |
| 7 | #----- |
| 8 | # target platform: mappi |
| 9 | |
| 10 | # setting |
| 11 | set width 0d70 |
| 12 | set radix 0d16 |
| 13 | debug_chaos |
| 14 | |
| 15 | # clk xin:cpu:bif:bus=25:200:50:50 |
| 16 | define clock_init |
| 17 | set *(unsigned long *)0x00ef4024 = 2 |
| 18 | set *(unsigned long *)0x00ef4020 = 2 |
| 19 | set *(unsigned long *)0x00ef4010 = 0 |
| 20 | set *(unsigned long *)0x00ef4014 = 0 |
| 21 | set *(unsigned long *)0x00ef4004 = 3 |
| 22 | shell sleep 0.1 |
| 23 | set *(unsigned long *)0x00ef4008 = 0x00000200 |
| 24 | end |
| 25 | |
| 26 | # Initialize programmable ports |
| 27 | define 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 |
| 43 | end |
| 44 | document port_init |
| 45 | P5=LED(output), P6.b4=LAN_RESET(output) |
| 46 | end |
| 47 | |
| 48 | # Initialize SDRAM controller |
| 49 | define 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 = 0x00000004 |
| 62 | # AutoRef On |
| 63 | set *(unsigned long *)0x00ef6004 = 0x00010f05 |
| 64 | # Access enable |
| 65 | set *(unsigned long *)0x00ef6024 = 0x00000001 |
| 66 | end |
| 67 | document sdram_init |
| 68 | SDRAM controller initialization |
| 69 | 0x08000000 - 0x0bffffff (64MB) |
| 70 | end |
| 71 | |
| 72 | # Initialize LAN controller |
| 73 | define lanc_init |
| 74 | set $sfrbase = 0x00ef0000 |
| 75 | # Set BSEL3 (BSEL3 for the Chaos's bselc) |
| 76 | set *(unsigned long *)($sfrbase + 0x5300) = 0x07078040 |
| 77 | set *(unsigned long *)($sfrbase + 0x5304) = 0x01110102 |
| 78 | set *(unsigned long *)($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 |
| 94 | end |
| 95 | document lanc_init |
| 96 | LAN controller initialization |
| 97 | ex.) MAC address: 10 20 30 40 50 60 |
| 98 | end |
| 99 | |
| 100 | # LCD & CRT dual-head setting (8bpp) |
| 101 | define dispc_init |
| 102 | set $sfrbase = 0x00ef0000 |
| 103 | # BSEL4 Dispc |
| 104 | set *(unsigned long *)($sfrbase + 0x5400) = 0x06078000 |
| 105 | set *(unsigned long *)($sfrbase + 0x5404) = 0x00101101 |
| 106 | end |
| 107 | |
| 108 | # MMU enable |
| 109 | define mmu_enable |
| 110 | set $evb=0x88000000 |
| 111 | set *(unsigned long *)0xffff0024=1 |
| 112 | end |
| 113 | |
| 114 | # MMU disable |
| 115 | define mmu_disable |
| 116 | set $evb=0 |
| 117 | set *(unsigned long *)0xffff0024=0 |
| 118 | end |
| 119 | |
| 120 | # Show TLB entries |
| 121 | define 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 |
| 134 | end |
| 135 | define itlb |
| 136 | set $itlb=0xfe000000 |
| 137 | show_tlb_entries $itlb 0d32 |
| 138 | end |
| 139 | define dtlb |
| 140 | set $dtlb=0xfe000800 |
| 141 | show_tlb_entries $dtlb 0d32 |
| 142 | end |
| 143 | |
| 144 | # Show current task structure |
| 145 | define show_current |
| 146 | set $current = $spi & 0xffffe000 |
| 147 | printf "$current=0x%08lX\n",$current |
| 148 | print *(struct task_struct *)$current |
| 149 | end |
| 150 | |
| 151 | # Show user assigned task structure |
| 152 | define show_task |
| 153 | set = $arg0 & 0xffffe000 |
| 154 | printf "$task=0x%08lX\n",$task |
| 155 | print *(struct task_struct *)$task |
| 156 | end |
| 157 | document show_task |
| 158 | Show user assigned task structure |
| 159 | arg0 : task structure address |
| 160 | end |
| 161 | |
| 162 | # Show M32R registers |
| 163 | define 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 |
| 171 | end |
| 172 | |
| 173 | # Setup all |
| 174 | define 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=0x00000000 |
| 185 | end |
| 186 | |
| 187 | # Load modules |
| 188 | define load_modules |
| 189 | use_debug_dma |
| 190 | load |
| 191 | end |
| 192 | |
| 193 | # Set kernel parameters |
| 194 | define set_kernel_parameters |
| 195 | set $param = (void*)0x00001000 |
| 196 | # INITRD_START |
| 197 | #set *(unsigned long *)($param + 0x0010) = 0x082a0000 |
| 198 | # INITRD_SIZE |
| 199 | #set *(unsigned long *)($param + 0x0014) = 0x00000000 |
| 200 | # M32R_CPUCLK |
| 201 | set *(unsigned long *)($param + 0x0018) = 0d200000000 |
| 202 | # M32R_BUSCLK |
| 203 | set *(unsigned long *)($param + 0x001c) = 0d50000000 |
| 204 | |
| 205 | # M32R_TIMER_DIVIDE |
| 206 | set *(unsigned long *)($param + 0x0020) = 0d128 |
| 207 | |
| 208 | set {char[0x200]}($param + 0x100) = "console=ttyS0,115200n8x root=/dev/nfsroot nfsroot=192.168.0.1:/project/m32r-linux/export/root.bbox-httpd nfsaddrs=192.168.0.101:192.168.0.1:192.168.0.1:255.255.255.0:mappi001 \0" |
| 209 | end |
| 210 | |
| 211 | # Boot |
| 212 | define boot |
| 213 | set_kernel_parameters |
| 214 | set $fp = 0 |
| 215 | set $pc=0x00002000 |
| 216 | set *(long *)0xfffffff4=0x8080 |
| 217 | # b load_flat_binary |
| 218 | # set *(unsigned char *)0x08001003=0x63 |
| 219 | # set *(unsigned char *)0x08001003=0x02 |
| 220 | si |
| 221 | # c |
| 222 | end |
| 223 | |
| 224 | # Set breakpoints |
| 225 | define set_breakpoints |
| 226 | b *0x08000030 |
| 227 | end |
| 228 | |
| 229 | # Restart |
| 230 | define restart |
| 231 | sdireset |
| 232 | sdireset |
| 233 | setup |
| 234 | load_modules |
| 235 | boot |
| 236 | end |
| 237 | |
| 238 | sdireset |
| 239 | sdireset |
| 240 | file vmlinux |
| 241 | target m32rsdi |
| 242 | setup |
| 243 | load_modules |
| 244 | boot |
| 245 | |