/* * dump mmcr of Elan520 uController (incomplete, see 22005b pg23+). * * Copyright 2006 coresystems GmbH * Stefan Reinauer <stepan@coresystems.de> * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ #include <errno.h> #include <fcntl.h> #include <sys/mman.h> #include <unistd.h> #include <stdio.h> #include <string.h> #include <stdlib.h> #include <stdint.h> #include <getopt.h> #include "../../src/include/cpu/amd/sc520.h" #define val(x,y) (x->y) int print_mmcr(struct mmcr *mmcr) { int i; printf("revid is 0x%x\n\n", val(mmcr, revid)); printf("cpucontrol is 0x%x\n\n", val(mmcr, cpucontrol)); printf("\n"); printf("drcctl is 0x%x\n", val(mmcr, memregs.drcctl)); printf("drctmctl is 0x%x\n", val(mmcr, memregs.drctmctl)); printf("drccfg is 0x%x\n", val(mmcr, memregs.drccfg)); printf("bendaddr is 0x%02x%02x%02x%02x\n", val(mmcr, memregs.drcbendadr[3]), val(mmcr, memregs.drcbendadr[2]), val(mmcr, memregs.drcbendadr[1]), val(mmcr, memregs.drcbendadr[0])); printf("eccctl is 0x%x\n", val(mmcr, memregs.eccctl)); printf("eccsta is 0x%x\n", val(mmcr, memregs.eccsta)); printf("ckbpos is 0x%x\n", val(mmcr, memregs.eccckbpos)); printf("cktest is 0x%x\n", val(mmcr, memregs.ecccktest)); printf("sbadd is 0x%x\n", val(mmcr, memregs.eccsbadd)); printf("mbadd is 0x%x\n", val(mmcr, memregs.eccmbadd)); printf("\n"); printf("dbctl is 0x%x\n", val(mmcr, dbctl.dbctl)); printf("\n"); printf("bootcs is 0x%x\n", val(mmcr, romregs.bootcs)); printf("romcs1 is 0x%x\n", val(mmcr, romregs.romcs1)); printf("romcs2 is 0x%x\n", val(mmcr, romregs.romcs2)); printf("\n"); printf("hbctl is 0x%x\n", val(mmcr, hostbridge.ctl)); printf("hbtgtirqctl is 0x%x\n", val(mmcr, hostbridge.tgtirqctl)); printf("hbtgtirqsta is 0x%x\n", val(mmcr, hostbridge.tgtirqsta)); printf("hbmstirqctl is 0x%x\n", val(mmcr, hostbridge.mstirqctl)); printf("hbmstirqsta is 0x%x\n", val(mmcr, hostbridge.mstirqsta)); printf("mstintadd is 0x%x\n", val(mmcr, hostbridge.mstintadd)); printf("\n"); printf("sysarbctl is 0x%x\n", val(mmcr, sysarb.ctl)); printf("pciarbsta is 0x%x\n", val(mmcr, sysarb.sta)); printf("sysarbmenb is 0x%x\n", val(mmcr, sysarb.menb)); printf("arbprictl is 0x%x\n", val(mmcr, sysarb.prictl)); printf("\n"); printf("adddecctl is 0x%x\n", val(mmcr, sysmap.adddecctl)); printf("wpvsta is 0x%x\n", val(mmcr, sysmap.wpvsta)); for (i=0; i<16; i++) printf("par %d is 0x%x\n", i, val(mmcr, sysmap.par[i])); printf("\n"); printf("gpecho is 0x%x\n", val(mmcr, gpctl.gpecho)); printf("gpcsdw is 0x%x\n", val(mmcr, gpctl.gpcsdw)); printf("gpcsqual is 0x%x\n", val(mmcr, gpctl.gpcsqual)); printf("gpcsrt is 0x%x\n", val(mmcr, gpctl.gpcsrt)); printf("gpcspw is 0x%x\n", val(mmcr, gpctl.gpcspw)); printf("gpcsoff is 0x%x\n", val(mmcr, gpctl.gpcsoff)); printf("gprdw is 0x%x\n", val(mmcr, gpctl.gprdw)); printf("gprdoff is 0x%x\n", val(mmcr, gpctl.gprdoff)); printf("gpwrw is 0x%x\n", val(mmcr, gpctl.gpwrw)); printf("gpwroff is 0x%x\n", val(mmcr, gpctl.gpwroff)); printf("gpalew is 0x%x\n", val(mmcr, gpctl.gpalew)); printf("gpaleoff is 0x%x\n", val(mmcr, gpctl.gpaleoff)); printf("\n"); printf("piopfs15_0 is 0x%x\n", val(mmcr, pio.pfs15_0)); printf("piopfs31_16 is 0x%x\n", val(mmcr, pio.pfs31_16)); printf("cspfs is 0x%x\n", val(mmcr, pio.cspfs)); printf("clksel is 0x%x\n", val(mmcr, pio.clksel)); printf("dsctl is 0x%x\n", val(mmcr, pio.dsctl)); printf("piodir15_0 is 0x%x\n", val(mmcr, pio.dir15_0)); printf("piodir31_16 is 0x%x\n", val(mmcr, pio.dir31_16)); printf("piodata15_0 is 0x%x\n", val(mmcr, pio.data15_0)); printf("piodata31_16 is 0x%x\n", val(mmcr, pio.data31_16)); printf("pioset15_0 is 0x%x\n", val(mmcr, pio.set15_0)); printf("pioset31_16 is 0x%x\n", val(mmcr, pio.set31_16)); printf("pioclr15_0 is 0x%x\n", val(mmcr, pio.clr15_0)); printf("pioclr31_16 is 0x%x\n", val(mmcr, pio.clr31_16)); printf("swtmrmilli is 0x%x\n", val(mmcr, swtmr.swtmrmilli)); printf("swtmrmicro is 0x%x\n", val(mmcr, swtmr.swtmrmicro)); printf("swtmrcfg is 0x%x\n", val(mmcr, swtmr.swtmrcfg)); printf("status is 0x%x\n", val(mmcr, gptimers.status)); printf("pad is 0x%x\n", val(mmcr, gptimers.pad)); printf("timers[0].ctl is 0x%x\n", val(mmcr, gptimers.timer[0].ctl)); printf("timers[0].cnt is 0x%x\n", val(mmcr, gptimers.timer[0].cnt)); printf("timers[0].maxcmpa is 0x%x\n", val(mmcr, gptimers.timer[0].maxcmpa)); printf("timers[0].maxcmpb is 0x%x\n", val(mmcr, gptimers.timer[0].maxcmpb)); printf("timers[1].ctl is 0x%x\n", val(mmcr, gptimers.timer[1].ctl)); printf("timers[1].cnt is 0x%x\n", val(mmcr, gptimers.timer[1].cnt)); printf("timers[1].maxcmpa is 0x%x\n", val(mmcr, gptimers.timer[1].maxcmpa)); printf("timers[1].maxcmpb is 0x%x\n", val(mmcr, gptimers.timer[1].maxcmpb)); printf("timers[2].ctl is 0x%x\n", val(mmcr, gptimers.ctl2)); printf("timers[2].cnt is 0x%x\n", val(mmcr, gptimers.cnt2)); printf("timers[2].maxcmpa is 0x%x\n", val(mmcr, gptimers.maxcmpa2)); printf("ctl is 0x%x\n", val(mmcr, watchdog.ctl)); printf("cntll is 0x%x\n", val(mmcr, watchdog.cntll)); printf("cntlh is 0x%x\n", val(mmcr, watchdog.cntlh)); printf("uart 1 ctl is 0x%x\n", val(mmcr, uarts.uart[0].ctl)); printf("uart 1 sta is 0x%x\n", val(mmcr, uarts.uart[0].sta)); printf("uart 1 fcrshad is 0x%x\n", val(mmcr, uarts.uart[0].fcrshad)); printf("uart 2 ctl is 0x%x\n", val(mmcr, uarts.uart[1].ctl)); printf("uart 2 sta is 0x%x\n", val(mmcr, uarts.uart[1].sta)); printf("uart 2 fcrshad is 0x%x\n", val(mmcr, uarts.uart[1].fcrshad)); printf("ssi ctl is 0x%x\n", val(mmcr, ssi.ctl)); printf("ssi xmit is 0x%x\n", val(mmcr, ssi.xmit)); printf("ssi cmd is 0x%x\n", val(mmcr, ssi.cmd)); printf("ssi sta is 0x%x\n", val(mmcr, ssi.sta)); printf("ssi rcv is 0x%x\n", val(mmcr, ssi.rcv)); printf("pcicr is 0x%x\n", val(mmcr, pic.pcicr)); printf("mpicmode is 0x%x\n", val(mmcr, pic.mpicmode)); printf("sl1picmode is 0x%x\n", val(mmcr, pic.sl1picmode)); printf("sl2picmode is 0x%x\n", val(mmcr, pic.sl2picmode)); printf("swint16_1 is 0x%x\n", val(mmcr, pic.swint16_1)); printf("swint22_17 is 0x%x\n", val(mmcr, pic.swint22_17)); printf("intpinpol is 0x%x\n", val(mmcr, pic.intpinpol)); printf("pichostmap is 0x%x\n", val(mmcr, pic.pichostmap)); printf("eccmap is 0x%x\n", val(mmcr, pic.eccmap)); printf("gptmr0map is 0x%x\n", val(mmcr, pic.gptmr0map)); printf("gptmr1map is 0x%x\n", val(mmcr, pic.gptmr1map)); printf("gptmr2map is 0x%x\n", val(mmcr, pic.gptmr2map)); printf("pit0map is 0x%x\n", val(mmcr, pic.pit0map)); printf("pit1map is 0x%x\n", val(mmcr, pic.pit1map)); printf("pit2map is 0x%x\n", val(mmcr, pic.pit2map)); printf("uart1map is 0x%x\n", val(mmcr, pic.uart1map)); printf("uart2map is 0x%x\n", val(mmcr, pic.uart2map)); printf("pciintamap is 0x%x\n", val(mmcr, pic.pciintamap)); printf("pciintbmap is 0x%x\n", val(mmcr, pic.pciintbmap)); printf("pciintcmap is 0x%x\n", val(mmcr, pic.pciintcmap)); printf("pciintdmap is 0x%x\n", val(mmcr, pic.pciintdmap)); printf("dmabcintmap is 0x%x\n", val(mmcr, pic.dmabcintmap)); printf("ssimap is 0x%x\n", val(mmcr, pic.ssimap)); printf("wdtmap is 0x%x\n", val(mmcr, pic.wdtmap)); printf("rtcmap is 0x%x\n", val(mmcr, pic.rtcmap)); printf("wpvmap is 0x%x\n", val(mmcr, pic.wpvmap)); printf("icemap is 0x%x\n", val(mmcr, pic.icemap)); printf("ferrmap is 0x%x\n", val(mmcr, pic.ferrmap)); printf("gp0imap is 0x%x\n", val(mmcr, pic.gp0imap)); printf("gp1imap is 0x%x\n", val(mmcr, pic.gp1imap)); printf("gp2imap is 0x%x\n", val(mmcr, pic.gp2imap)); printf("gp3imap is 0x%x\n", val(mmcr, pic.gp3imap)); printf("gp4imap is 0x%x\n", val(mmcr, pic.gp4imap)); printf("gp5imap is 0x%x\n", val(mmcr, pic.gp5imap)); printf("gp6imap is 0x%x\n", val(mmcr, pic.gp6imap)); printf("gp7imap is 0x%x\n", val(mmcr, pic.gp7imap)); printf("gp8imap is 0x%x\n", val(mmcr, pic.gp8imap)); printf("gp9imap is 0x%x\n", val(mmcr, pic.gp9imap)); printf("gp10imap is 0x%x\n", val(mmcr, pic.gp10imap)); printf("sysinfo is 0x%x\n", val(mmcr, reset.sysinfo)); printf("rescfg is 0x%x\n", val(mmcr, reset.rescfg)); printf("ressta is 0x%x\n", val(mmcr, reset.ressta)); printf("ctl is 0x%x\n", val(mmcr, dmacontrol.ctl)); printf("mmio is 0x%x\n", val(mmcr, dmacontrol.mmio)); printf("extchanmapa is 0x%x\n", val(mmcr, dmacontrol.extchanmapa)); printf("extchanmapb is 0x%x\n", val(mmcr, dmacontrol.extchanmapb)); printf("extpg0 is 0x%x\n", val(mmcr, dmacontrol.extpg0)); printf("extpg1 is 0x%x\n", val(mmcr, dmacontrol.extpg1)); printf("extpg2 is 0x%x\n", val(mmcr, dmacontrol.extpg2)); printf("extpg3 is 0x%x\n", val(mmcr, dmacontrol.extpg3)); printf("extpg5 is 0x%x\n", val(mmcr, dmacontrol.extpg5)); printf("extpg6 is 0x%x\n", val(mmcr, dmacontrol.extpg6)); printf("extpg7 is 0x%x\n", val(mmcr, dmacontrol.extpg7)); printf("exttc3 is 0x%x\n", val(mmcr, dmacontrol.exttc3)); printf("exttc5 is 0x%x\n", val(mmcr, dmacontrol.exttc5)); printf("exttc6 is 0x%x\n", val(mmcr, dmacontrol.exttc6)); printf("exttc7 is 0x%x\n", val(mmcr, dmacontrol.exttc7)); printf("bcctl is 0x%x\n", val(mmcr, dmacontrol.bcctl)); printf("bcsta is 0x%x\n", val(mmcr, dmacontrol.bcsta)); printf("bsintenb is 0x%x\n", val(mmcr, dmacontrol.bsintenb)); printf("bcval is 0x%x\n", val(mmcr, dmacontrol.bcval)); printf("nxtaddl3 is 0x%x\n", val(mmcr, dmacontrol.nxtaddl3)); printf("nxtaddh3 is 0x%x\n", val(mmcr, dmacontrol.nxtaddh3)); printf("nxtaddl5 is 0x%x\n", val(mmcr, dmacontrol.nxtaddl5)); printf("nxtaddh5 is 0x%x\n", val(mmcr, dmacontrol.nxtaddh5)); printf("nxtaddl6 is 0x%x\n", val(mmcr, dmacontrol.nxtaddl6)); printf("nxtaddh6 is 0x%x\n", val(mmcr, dmacontrol.nxtaddh6)); printf("nxtaddl7 is 0x%x\n", val(mmcr, dmacontrol.nxtaddl7)); printf("nxtaddh7 is 0x%x\n", val(mmcr, dmacontrol.nxtaddh7)); printf("nxtttcl3 is 0x%x\n", val(mmcr, dmacontrol.nxtttcl3)); printf("nxtttch3 is 0x%x\n", val(mmcr, dmacontrol.nxtttch3)); printf("nxtttcl5 is 0x%x\n", val(mmcr, dmacontrol.nxtttcl5)); printf("nxtttch5 is 0x%x\n", val(mmcr, dmacontrol.nxtttch5)); printf("nxtttcl6 is 0x%x\n", val(mmcr, dmacontrol.nxtttcl6)); printf("nxtttch6 is 0x%x\n", val(mmcr, dmacontrol.nxtttch6)); printf("nxtttcl7 is 0x%x\n", val(mmcr, dmacontrol.nxtttcl7)); printf("nxtttch7 is 0x%x\n", val(mmcr, dmacontrol.nxtttch7)); return 0; } int map_mmcr(void) { int fd_mem; volatile uint8_t *mmcr; unsigned long size=4096; if ((fd_mem = open("/dev/mem", O_RDWR)) < 0) { perror("Can not open /dev/mem"); exit(1); } if (getpagesize() > size) { size = getpagesize(); } mmcr = mmap(0, size, PROT_WRITE | PROT_READ, MAP_SHARED, fd_mem, (off_t) (0xFFFEF000)); if (mmcr == MAP_FAILED) { perror("Error MMAP /dev/mem"); exit(1); } print_mmcr((struct mmcr *)mmcr); #if 0 printf("ElanSC520 uC Rev. ID : %04x\n",*(uint16_t *)mmcr); printf("Am5x86 CPU Control : %04x\n",*(uint16_t *)(mmcr+2)); printf("\n"); printf("SDRAM Control : %04x\n",*(uint16_t *)(mmcr+0x10)); printf("SDRAM Timing Control : %04x\n",*(uint16_t *)(mmcr+0x12)); printf("SDRAM Bank Config : %04x\n",*(uint16_t *)(mmcr+0x14)); printf("SDRAM Bank 0-3 Ending : %04x\n",*(uint16_t *)(mmcr+0x18)); printf("ECC Control : %04x\n",*(uint16_t *)(mmcr+0x20)); printf("ECC Status : %04x\n",*(uint16_t *)(mmcr+0x21)); printf("ECC Check Bit Position: %04x\n",*(uint16_t *)(mmcr+0x22)); printf("ECC Check Code Test : %04x\n",*(uint16_t *)(mmcr+0x23)); printf("ECC Single Bit ErrAddr: %04x\n",*(uint16_t *)(mmcr+0x24)); printf("ECC Multi Bit ErrAddr : %04x\n",*(uint16_t *)(mmcr+0x28)); printf("\n"); printf("SDRAM Buffer Control : %04x\n",*(uint16_t *)(mmcr+0x40)); printf("\n"); printf("BOOTCS Control : %04x\n",*(uint16_t *)(mmcr+0x50)); printf("BOOTCS1 Control : %04x\n",*(uint16_t *)(mmcr+0x54)); printf("BOOTCS2 Control : %04x\n",*(uint16_t *)(mmcr+0x56)); printf("\n"); printf("Adr Decode Control : %02x\n",*(uint8_t *)(mmcr+0x80)); printf("WrProt Violation Stat.: %04x\n",*(uint16_t *)(mmcr+0x82)); printf("PAR 0 : %08x\n",*(uint32_t *)(mmcr+0x88)); printf("PAR 1 : %08x\n",*(uint32_t *)(mmcr+0x8C)); printf("PAR 2 : %08x\n",*(uint32_t *)(mmcr+0x90)); printf("PAR 3 : %08x\n",*(uint32_t *)(mmcr+0x94)); printf("PAR 4 : %08x\n",*(uint32_t *)(mmcr+0x98)); printf("PAR 5 : %08x\n",*(uint32_t *)(mmcr+0x9C)); printf("PAR 6 : %08x\n",*(uint32_t *)(mmcr+0xA0)); printf("PAR 7 : %08x\n",*(uint32_t *)(mmcr+0xA4)); printf("PAR 8 : %08x\n",*(uint32_t *)(mmcr+0xA8)); printf("PAR 9 : %08x\n",*(uint32_t *)(mmcr+0xAC)); printf("PAR 10 : %08x\n",*(uint32_t *)(mmcr+0xB0)); printf("PAR 11 : %08x\n",*(uint32_t *)(mmcr+0xB4)); printf("PAR 12 : %08x\n",*(uint32_t *)(mmcr+0xB8)); printf("PAR 13 : %08x\n",*(uint32_t *)(mmcr+0xBC)); printf("PAR 14 : %08x\n",*(uint32_t *)(mmcr+0xC0)); printf("PAR 15 : %08x\n",*(uint32_t *)(mmcr+0xC4)); #endif munmap((void *) mmcr, size); return 0; } int main(int argc, char *argv[]) { map_mmcr(); return 0; }