📄 init.s
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/* * init.S * ------ * * Wind River PPMC 7xx/74xx init code. * * By Richard Danter (richard.danter@windriver.com) * Copyright (C) 2005 Wind River Systems * * NOTE: The following code was generated automatically by Workbench * from the ppmc7400_107.reg register file. */#include <ppc_asm.tmpl>.globl board_asm_initboard_asm_init: lis r4,0xFEC0 ori r4,r4,0x0000 lis r5,0xFEE0 ori r5,r5,0x0000 lis r3,0x8000 # ADDR_00 ori r3,r3,0x0000 stwbrx r3,0,r4 li r3,0x1057 # VENDOR li r8, 0x0 sthbrx r3,r8,r5 lis r3,0x8000 # ADDR_02 ori r3,r3,0x0002 stwbrx r3,0,r4 li r3,0x0004 # ID li r8, 0x2 sthbrx r3,r8,r5 lis r3,0x8000 # ADDR_04 ori r3,r3,0x0004 stwbrx r3,0,r4 li r3,0x0006 # PCICMD li r8, 0x0 sthbrx r3,r8,r5 lis r3,0x8000 # ADDR_06 ori r3,r3,0x0006 stwbrx r3,0,r4 li r3,0x00A0 # PCISTAT li r8, 0x2 sthbrx r3,r8,r5 lis r3,0x8000 # ADDR_08 ori r3,r3,0x0008 stwbrx r3,0,r4 li r3,0x10 # REVID stb r3,0x0(r5) lis r3,0x8000 # ADDR_09 ori r3,r3,0x0009 stwbrx r3,0,r4 li r3,0x00 # PROGIR stb r3,0x1(r5) lis r3,0x8000 # ADDR_0A ori r3,r3,0x000A stwbrx r3,0,r4 li r3,0x00 # SUBCCODE stb r3,0x2(r5) lis r3,0x8000 # ADDR_0B ori r3,r3,0x000B stwbrx r3,0,r4 li r3,0x06 # PBCCR stb r3,0x3(r5) lis r3,0x8000 # ADDR_0C ori r3,r3,0x000C stwbrx r3,0,r4 li r3,0x08 # PCLSR stb r3,0x0(r5) lis r3,0x8000 # ADDR_0D ori r3,r3,0x000D stwbrx r3,0,r4 li r3,0x00 # PLTR stb r3,0x1(r5) lis r3,0x8000 # ADDR_0E ori r3,r3,0x000E stwbrx r3,0,r4 li r3,0x00 # HEADTYPE stb r3,0x2(r5) lis r3,0x8000 # ADDR_0F ori r3,r3,0x000F stwbrx r3,0,r4 li r3,0x00 # BISTCTRL stb r3,0x3(r5) lis r3,0x8000 # ADDR_10 ori r3,r3,0x0010 stwbrx r3,0,r4 lis r3,0x0000 # LMBAR ori r3,r3,0x0008 li r8, 0x0 stwbrx r3,r8,r5 lis r3,0x8000 # ADDR_14 ori r3,r3,0x0014 stwbrx r3,0,r4 lis r3,0xF000 # PCSRBAR ori r3,r3,0x0000 li r8, 0x0 stwbrx r3,r8,r5 lis r3,0x8000 # ADDR_3C ori r3,r3,0x003C stwbrx r3,0,r4 li r3,0x00 # ILR stb r3,0x0(r5) lis r3,0x8000 # ADDR_3D ori r3,r3,0x003D stwbrx r3,0,r4 li r3,0x01 # INTPIN stb r3,0x1(r5) lis r3,0x8000 # ADDR_3E ori r3,r3,0x003E stwbrx r3,0,r4 li r3,0x00 # MIN_GNT stb r3,0x2(r5) lis r3,0x8000 # ADDR_3F ori r3,r3,0x003F stwbrx r3,0,r4 li r3,0x00 # MAX_LAT stb r3,0x3(r5) lis r3,0x8000 # ADDR_40 ori r3,r3,0x0040 stwbrx r3,0,r4 li r3,0x00 # BUSNB stb r3,0x0(r5) lis r3,0x8000 # ADDR_41 ori r3,r3,0x0041 stwbrx r3,0,r4 li r3,0x00 # SBUSNB stb r3,0x1(r5) lis r3,0x8000 # ADDR_46 ori r3,r3,0x0046 stwbrx r3,0,r4# li r3,0xE080 # PCIARB li r3,-0x1F80 # PCIARB li r8, 0x2 sthbrx r3,r8,r5 lis r3,0x8000 # ADDR_70 ori r3,r3,0x0070 stwbrx r3,0,r4 li r3,0x0000 # PMCR1 li r8, 0x0 sthbrx r3,r8,r5 lis r3,0x8000 # ADDR_72 ori r3,r3,0x0072 stwbrx r3,0,r4 li r3,0xC0 # PMCR2 stb r3,0x2(r5) lis r3,0x8000 # ADDR_73 ori r3,r3,0x0073 stwbrx r3,0,r4 li r3,0xEF # ODCR stb r3,0x3(r5) lis r3,0x8000 # ADDR_74 ori r3,r3,0x0074 stwbrx r3,0,r4 li r3,0x7D00 # CLKDCR li r8, 0x0 sthbrx r3,r8,r5 lis r3,0x8000 # ADDR_76 ori r3,r3,0x0076 stwbrx r3,0,r4 li r3,0x00 # MDCR stb r3,0x2(r5) lis r6,0xFCE0 ori r6,r6,0x0000 # r6 is the EUMBAR Base Address lis r3,0x8000 # ADDR_78 ori r3,r3,0x0078 stwbrx r3,0,r4 lis r3,0xFCE0 # EUMBBAR ori r3,r3,0x0000 li r8, 0x0 stwbrx r3,r8,r5 lis r3,0x8000 # ADDR_80 ori r3,r3,0x0080 stwbrx r3,0,r4 lis r3,0xFFFF # MSADDR1 ori r3,r3,0x4000 li r8, 0x0 stwbrx r3,r8,r5 lis r3,0x8000 # ADDR_84 ori r3,r3,0x0084 stwbrx r3,0,r4 lis r3,0xFFFF # MSADDR2 ori r3,r3,0xFFFF li r8, 0x0 stwbrx r3,r8,r5 lis r3,0x8000 # ADDR_88 ori r3,r3,0x0088 stwbrx r3,0,r4 lis r3,0x0303 # EMSADDR1 ori r3,r3,0x0000 li r8, 0x0 stwbrx r3,r8,r5 lis r3,0x8000 # ADDR_8C ori r3,r3,0x008C stwbrx r3,0,r4 lis r3,0x0303 # EMSADDR2 ori r3,r3,0x0303 li r8, 0x0 stwbrx r3,r8,r5 lis r3,0x8000 # ADDR_90 ori r3,r3,0x0090 stwbrx r3,0,r4 lis r3,0xFFFF # EMEADDR1 ori r3,r3,0x7F3F li r8, 0x0 stwbrx r3,r8,r5 lis r3,0x8000 # ADDR_94 ori r3,r3,0x0094 stwbrx r3,0,r4 lis r3,0xFFFF # EMEADDR2 ori r3,r3,0xFFFF li r8, 0x0 stwbrx r3,r8,r5 lis r3,0x8000 # ADDR_98 ori r3,r3,0x0098 stwbrx r3,0,r4 lis r3,0x0303 # EXTEMEM1 ori r3,r3,0x0000 li r8, 0x0 stwbrx r3,r8,r5 lis r3,0x8000 # ADDR_9C ori r3,r3,0x009C stwbrx r3,0,r4 lis r3,0x0303 # EXTEMEM2 ori r3,r3,0x0303 li r8, 0x0 stwbrx r3,r8,r5 lis r3,0x8000 # ADDR_A0 ori r3,r3,0x00A0 stwbrx r3,0,r4 li r3,0x03 # MEMBNKEN stb r3,0x0(r5) lis r3,0x8000 # ADDR_A3 ori r3,r3,0x00A3 stwbrx r3,0,r4 li r3,0x00 # MEMPMODE stb r3,0x3(r5) lis r3,0x8000 # ADDR_B8 ori r3,r3,0x00B8 stwbrx r3,0,r4 li r3,0x00 # ECCCNT stb r3,0x0(r5) lis r3,0x8000 # ADDR_B9 ori r3,r3,0x00B9 stwbrx r3,0,r4 li r3,0x00 # ECCTRG stb r3,0x1(r5) lis r3,0x8000 # ADDR_C0 ori r3,r3,0x00C0 stwbrx r3,0,r4 li r3,0xFF # ERRENR1 stb r3,0x0(r5) lis r3,0x8000 # ADDR_C1 ori r3,r3,0x00C1 stwbrx r3,0,r4 li r3,0x00 # ERRDR1 stb r3,0x1(r5) lis r3,0x8000 # ADDR_C3 ori r3,r3,0x00C3 stwbrx r3,0,r4 li r3,0x50 # IPBESR stb r3,0x3(r5) lis r3,0x8000 # ADDR_C4 ori r3,r3,0x00C4 stwbrx r3,0,r4 li r3,0xBF # ERRENR2 stb r3,0x0(r5) lis r3,0x8000 # ADDR_C5 ori r3,r3,0x00C5 stwbrx r3,0,r4 li r3,0x00 # ERRDR2 stb r3,0x1(r5) lis r3,0x8000 # ADDR_C7 ori r3,r3,0x00C7 stwbrx r3,0,r4 li r3,0x00 # PCIBESR stb r3,0x3(r5) lis r3,0x8000 # ADDR_C8 ori r3,r3,0x00C8 stwbrx r3,0,r4 lis r3,0x0000 # BERRADDR ori r3,r3,0xE0FE li r8, 0x0 stwbrx r3,r8,r5 lis r3,0x8000 # ADDR_E0 ori r3,r3,0x00E0 stwbrx r3,0,r4 li r3,0xC0 # AMBOR stb r3,0x0(r5) lis r3,0x8000 # ADDR_F4 ori r3,r3,0x00F4 stwbrx r3,0,r4 lis r3,0x0000 # MCCR2 ori r3,r3,0x020C li r8, 0x0 stwbrx r3,r8,r5 lis r3,0x8000 # ADDR_F8 ori r3,r3,0x00F8 stwbrx r3,0,r4 lis r3,0x0230 # MCCR3 ori r3,r3,0x0000 li r8, 0x0 stwbrx r3,r8,r5 lis r3,0x8000 # ADDR_FC ori r3,r3,0x00FC stwbrx r3,0,r4 lis r3,0x2532 # MCCR4 ori r3,r3,0x2220 li r8, 0x0 stwbrx r3,r8,r5 lis r3,0x8000 # ADDR_F0 ori r3,r3,0x00F0 stwbrx r3,0,r4 lis r3,0xFFC8 # MCCR1 ori r3,r3,0x0000 li r8, 0x0 stwbrx r3,r8,r5 lis r3,0x8000 # ADDR_A8 ori r3,r3,0x00A8 stwbrx r3,0,r4 lis r3,0xFF14 # PICR1 ori r3,r3,0x1CC8 li r8, 0x0 stwbrx r3,r8,r5 lis r3,0x8000 # ADDR_AC ori r3,r3,0x00AC stwbrx r3,0,r4 lis r3,0x0000 # PICR2 ori r3,r3,0x0000 li r8, 0x0 stwbrx r3,r8,r5 blr⌨️ 快捷键说明
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