9759fc2177
- startproc.c is divided into 3 files, mips.c, vr41xx.c and tx39xx.c - add systeminfo.c Version of pbsdboot.exe is 1.6.0.
364 lines
8.8 KiB
C
364 lines
8.8 KiB
C
/* $NetBSD: disptest.c,v 1.2 1999/09/26 02:42:50 takemura Exp $ */
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/*-
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* Copyright (c) 1999 Shin Takemura.
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* All rights reserved.
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*
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* This software is part of the PocketBSD.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the PocketBSD project
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* and its contributors.
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* 4. Neither the name of the project nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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*/
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#include <pbsdboot.h>
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#define ARRAYSIZEOF(a) (sizeof(a)/sizeof(*(a)))
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static struct area {
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long start, end;
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} targets[] = {
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{ 0x0a000000, 0x0b000000 },
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{ 0x10000000, 0x14000000 },
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};
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int ntargets = ARRAYSIZEOF(targets);
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void
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flush_XX()
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{
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static volatile unsigned char tmp[1024*64];
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int i, s;
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for (i = 0; i < ARRAYSIZEOF(tmp); i++) {
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s += tmp[i];
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}
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}
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static void
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gpio_test()
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{
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#define GIUBASE 0xab000000
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#define GIUOFFSET 0x0100
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volatile unsigned short *giusell;
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volatile unsigned short *giuselh;
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volatile unsigned short *giupiodl;
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volatile unsigned short *giupiodh;
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unsigned short sell = 0;
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unsigned short selh = 0;
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unsigned short piodl = 0;
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unsigned short piodh = 0;
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int res, i;
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unsigned short regs[16];
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unsigned short prev_regs[16];
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unsigned char* p = (char*)VirtualAlloc(0, 1024, MEM_RESERVE,
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PAGE_NOACCESS);
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res = VirtualCopy((LPVOID)p, (LPVOID)(GIUBASE >> 8), 1024,
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PAGE_READWRITE|PAGE_NOCACHE|PAGE_PHYSICAL);
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if (!res) {
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win_printf(TEXT("VirtualCopy() failed."));
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}
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for (i = 0; i < 16; i++) {
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prev_regs[i] = ~0;
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}
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giusell = (unsigned short*)(p + GIUOFFSET + 0);
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giuselh = (unsigned short*)(p + GIUOFFSET + 2);
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giupiodl = (unsigned short*)(p + GIUOFFSET + 4);
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giupiodh = (unsigned short*)(p + GIUOFFSET + 6);
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while (1) {
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sell = *giusell;
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selh = *giuselh;
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*giusell = sell;
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*giuselh = selh;
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piodl = *giupiodl;
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piodh = *giupiodh;
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*giupiodl = piodl;
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*giupiodh = piodh;
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for (i = 0; i < 16; i++) {
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regs[i] = *(unsigned short*)(p + GIUOFFSET + i * 2);
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}
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for (i = 0; i < 16; i++) {
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if (i != 3 && i != 5 && regs[i] != prev_regs[i]) {
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win_printf(TEXT("IOSEL=%04x%04x "),
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regs[1], regs[0]);
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win_printf(TEXT("PIOD=%04x%04x "),
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regs[3], regs[2]);
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win_printf(TEXT("STAT=%04x%04x "),
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regs[5], regs[4]);
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win_printf(TEXT("(%04x%04x) "),
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regs[5]®s[7], regs[4]®s[6]);
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win_printf(TEXT("EN=%04x%04x "),
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regs[7], regs[6]);
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win_printf(TEXT("TYP=%04x%04x "),
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regs[9], regs[8]);
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win_printf(TEXT("ALSEL=%04x%04x "),
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regs[11], regs[10]);
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win_printf(TEXT("HTSEL=%04x%04x "),
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regs[13], regs[12]);
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win_printf(TEXT("PODAT=%04x%04x "),
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regs[15], regs[14]);
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win_printf(TEXT("\n"));
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for (i = 0; i < 16; i++) {
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prev_regs[i] = regs[i];
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}
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break;
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}
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}
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}
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}
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static void
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serial_test()
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{
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#if 1
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# define SIUADDR 0xac000000
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# define REGOFFSET 0x0
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#else
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# define SIUADDR 0xab000000
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# define REGOFFSET 0x1a0
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#endif
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#define REGSIZE 32
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int i, changed, res;
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unsigned char regs[REGSIZE], prev_regs[REGSIZE];
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unsigned char* p = (char*)VirtualAlloc(0, 1024, MEM_RESERVE,
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PAGE_NOACCESS);
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for (i = 0; i < ARRAYSIZEOF(prev_regs); i++) {
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prev_regs[i] = ~0;
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}
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res = VirtualCopy((LPVOID)p, (LPVOID)(SIUADDR >> 8), 1024,
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PAGE_READWRITE|PAGE_NOCACHE|PAGE_PHYSICAL);
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if (!res) {
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win_printf(TEXT("VirtualCopy() failed."));
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}
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while (1) {
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flush_XX();
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for (i = 0; i < ARRAYSIZEOF(regs); i++) {
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regs[i] = p[REGOFFSET + i];
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}
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changed = 0;
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for (i = 0; i < ARRAYSIZEOF(regs); i++) {
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if (regs[i] != prev_regs[i]) {
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changed++;
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}
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prev_regs[i] = regs[i];
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}
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if (changed) {
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win_printf(TEXT("SIU regs: "));
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for (i = 0; i < ARRAYSIZEOF(regs); i++) {
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win_printf(TEXT("%02x "), regs[i]);
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}
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win_printf(TEXT("\n"));
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}
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}
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VirtualFree(p, 0, MEM_RELEASE);
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}
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static long
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checksum(char* addr, int size)
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{
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long sum = 0;
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int i;
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for (i = 0; i < size; i++) {
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sum += *addr++ * i;
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}
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return (sum);
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}
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static int
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examine(char* addr, int size)
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{
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long random_data[256];
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long dijest;
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int i;
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for (i = 0; i < ARRAYSIZEOF(random_data); i++) {
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random_data[i] = Random();
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}
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if (sizeof(random_data) < size) {
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size = sizeof(random_data);
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}
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memcpy(addr, (char*)random_data, size);
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dijest= checksum((char*)random_data, size);
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return (dijest == checksum(addr, size));
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}
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void
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display_search()
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{
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int step = 0x10000;
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int i;
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long addr;
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for (i = 0; i < ntargets; i++) {
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int prevres = -1;
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for (addr = targets[i].start;
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addr < targets[i].end;
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addr += step) {
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int res;
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char* p = (char*)VirtualAlloc(0, step, MEM_RESERVE,
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PAGE_NOACCESS);
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res = VirtualCopy((LPVOID)p, (LPVOID)(addr >> 8), step,
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PAGE_READWRITE|PAGE_NOCACHE|PAGE_PHYSICAL);
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if (!res) {
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win_printf(TEXT("VirtualCopy() failed."));
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}
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res = examine(p, step);
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VirtualFree(p, 0, MEM_RELEASE);
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if (res != prevres && prevres != -1) {
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if (res) {
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win_printf(TEXT("0x%x "), addr);
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} else {
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win_printf(TEXT("- 0x%x\n"), addr);
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}
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} else
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if (res && prevres == -1) {
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win_printf(TEXT("0x%x "), addr);
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}
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prevres = res;
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}
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if (prevres) {
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win_printf(TEXT("\n"));
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}
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}
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}
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void
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display_draw()
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{
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long addr = 0x13000000;
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int size = 0x40000;
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char* p;
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int i, j, res;
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int x, y;
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p = (char*)VirtualAlloc(0, size, MEM_RESERVE,
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PAGE_NOACCESS);
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res = VirtualCopy((LPVOID)p, (LPVOID)(addr >> 8), size,
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PAGE_READWRITE|PAGE_NOCACHE|PAGE_PHYSICAL);
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if (!res) {
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win_printf(TEXT("VirtualCopy() failed."));
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}
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for (i = 0; i < 10000; i++) {
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p[i] = i;
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}
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for (x = 0; x < 640; x += 10) {
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for (y = 0; y < 240; y += 1) {
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p[1024 * y + x] = (char)0xff;
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}
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}
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for (y = 0; y < 240; y += 10) {
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for (x = 0; x < 640; x += 1) {
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p[1024 * y + x] = (char)0xff;
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}
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}
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for (i = 0; i < 16; i++) {
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for (j = 0; j < 16; j++) {
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for (x = i * 32; x < i * 32 + 32; x++) {
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for (y = j * 15; y < j * 15 + 15; y++) {
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p[1024 * y + x] = j * 16 + i;
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}
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}
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}
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}
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VirtualFree(p, 0, MEM_RELEASE);
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}
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#define PCIC_IDENT 0x00
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#define PCIC_REG_INDEX 0
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#define PCIC_REG_DATA 1
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#define PCIC_IDENT_EXPECTED 0x83
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void
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pcic_search()
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{
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long addr;
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int window_size = 0x10000;
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int i;
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for (addr = 0x14000000; addr < 0x18000000; addr += window_size) {
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int res;
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unsigned char* p;
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p = (char*)VirtualAlloc(0, window_size, MEM_RESERVE,
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PAGE_NOACCESS);
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res = VirtualCopy((LPVOID)p, (LPVOID)(addr >> 8), window_size,
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PAGE_READWRITE|PAGE_NOCACHE|PAGE_PHYSICAL);
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if (!res) {
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win_printf(TEXT("VirtualCopy() failed."));
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}
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for (i = 0; i < window_size; i += 2) {
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p[i + PCIC_REG_INDEX] = PCIC_IDENT;
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if (p[i + PCIC_REG_DATA] == PCIC_IDENT_EXPECTED) {
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win_printf(TEXT("pcic is found at 0x%x\n"),
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addr + i);
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}
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}
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VirtualFree(p, 0, MEM_RELEASE);
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}
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}
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void
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hardware_test()
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{
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int do_gpio_test = 0;
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int do_serial_test = 0;
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int do_display_draw = 0;
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int do_display_search = 0;
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int do_pcic_search = 0;
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if (do_gpio_test) {
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gpio_test();
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}
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if (do_serial_test) {
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serial_test();
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}
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if (do_display_draw) {
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display_draw();
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}
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if (do_display_search) {
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display_search();
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}
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if (do_pcic_search) {
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pcic_search();
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}
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}
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