[src/trunk]: src/sys/arch/hpcmips/stand/pbsdboot Hacking code piece, dumping ...

[takemura <takemura%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/3da14c01c804
branches:  trunk
changeset: 515417:3da14c01c804
user:      takemura <takemura%NetBSD.org@localhost>
date:      Mon Sep 24 10:42:02 2001 +0000

description:
Hacking code piece, dumping PCI configration register.

diffstat:

 sys/arch/hpcmips/stand/pbsdboot/disptest.c |  84 ++++++++++++++++++++++++++++-
 1 files changed, 79 insertions(+), 5 deletions(-)

diffs (158 lines):

diff -r 8b00cff92ae5 -r 3da14c01c804 sys/arch/hpcmips/stand/pbsdboot/disptest.c
--- a/sys/arch/hpcmips/stand/pbsdboot/disptest.c        Mon Sep 24 09:21:24 2001 +0000
+++ b/sys/arch/hpcmips/stand/pbsdboot/disptest.c        Mon Sep 24 10:42:02 2001 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: disptest.c,v 1.4 2001/03/04 05:08:29 takemura Exp $    */
+/*     $NetBSD: disptest.c,v 1.5 2001/09/24 10:42:02 takemura Exp $    */
 
 /*-
  * Copyright (c) 1999 Shin Takemura.
@@ -37,6 +37,7 @@
  */
 #include <pbsdboot.h>
 
+extern BOOL SetKMode(BOOL);
 #define ARRAYSIZEOF(a) (sizeof(a)/sizeof(*(a)))
 
 static struct area {
@@ -411,6 +412,7 @@
                     addr < targets[i].end;
                     addr += step) {
                        int res;
+#if 0
                        char* p = (char*)VirtualAlloc(0, step, MEM_RESERVE,
                                                      PAGE_NOACCESS);
                        res = VirtualCopy((LPVOID)p, (LPVOID)(addr >> 8), step,
@@ -420,6 +422,11 @@
                        }
                        res = examine(p, step);
                        VirtualFree(p, 0, MEM_RELEASE);
+#else
+                       SetKMode(1);
+                       res = examine((char*)((int)addr | 0xa0000000), step);
+                       SetKMode(0);
+#endif
                        if (res != prevres && prevres != -1) {
                                if (res) {
                                        win_printf(TEXT("0x%x "), addr);
@@ -442,10 +449,11 @@
 display_draw()
 {
        long addr = 0x13000000;
-       int size = 0x40000;
+       int size = 0x80000;
        char* p;
        int i, j, res;
        int x, y;
+       int stride = 1280;
 
        p = (char*)VirtualAlloc(0, size, MEM_RESERVE,
                                PAGE_NOACCESS);
@@ -460,19 +468,19 @@
        }
        for (x = 0; x < 640; x += 10) {
                for (y = 0; y < 240; y += 1) {
-                       p[1024 * y + x] = (char)0xff;
+                       p[stride * y + x] = (char)0xff;
                }
        }
        for (y = 0; y < 240; y += 10) {
                for (x = 0; x < 640; x += 1) {
-                       p[1024 * y + x] = (char)0xff;
+                       p[stride * y + x] = (char)0xff;
                }
        }
        for (i = 0; i < 16; i++) {
                for (j = 0; j < 16; j++) {
                        for (x = i * 32; x < i * 32 + 32; x++) {
                                for (y = j * 15; y < j * 15 + 15; y++) {
-                                       p[1024 * y + x] = j * 16 + i;
+                                       p[stride * y + x] = j * 16 + i;
                                }
                        }
                }
@@ -516,6 +524,68 @@
        }
 }
 
+#define VRPCIU_CONFA   (*(u_int32_t*)0xaf000c18)
+#define VRPCIU_CONFD   (*(u_int32_t*)0xaf000c14)
+
+void
+pci_dump()
+{
+       int mode, i;
+       BOOL SetKMode(BOOL);
+       int bus, dev;
+       u_int32_t addr, val;
+       u_int32_t addrs[] = {
+               0x00000800,
+               0x00001000,
+               0x00002000,
+               0x00004000,
+               0x00008000,
+               0x00010000,
+               0x00020000,
+               0x00040000,
+               0x00080000,
+               0x00100000,
+               0x00200000,
+               0x00400000,
+               0x00800000,
+               0x01000000,
+               0x02000000,
+               0x04000000,
+               0x08000000,
+               0x10000000,
+               0x20000000,
+               0x40000000,
+               0x80000000,
+       };
+
+#if 0 /* You can find Vrc4173 BCU at 0xb6010000 on Sigmarion II */
+       win_printf(TEXT("Vrc4173 CMUCLKMSK:     %04X\n"),
+           *(u_int16_t*)0xb6010040);
+       win_printf(TEXT("Vrc4173 CMUSRST:       %04X\n"),
+           *(u_int16_t*)0xb6010042);
+
+       /* enable CARDU clock */
+       *(u_int16_t*)0xb6010042 = 0x0006; /* enable CARD1RST and CARD2RST */
+       *(u_int16_t*)0xb6010040 = *(u_int16_t*)0xb6010040 | 0x00c0;
+       *(u_int16_t*)0xb6010042 = 0x0000; /* disable CARD1RST and CARD2RST */
+
+       win_printf(TEXT("Vrc4173 CMUCLKMSK:     %04X\n"),
+           *(u_int16_t*)0xb6010040);
+       win_printf(TEXT("Vrc4173 CMUSRST:       %04X\n"),
+           *(u_int16_t*)0xb6010042);
+#endif
+
+       for (i = 0; i < sizeof(addrs)/sizeof(*addrs); i++) {
+               VRPCIU_CONFA = addrs[i];
+               val = VRPCIU_CONFD;
+               win_printf(TEXT("%2d:   %08X    %04X %04X\n"),
+                   i, addrs[i], val & 0xffff, (val >> 16) & 0xffff);
+       }
+
+       mode = SetKMode(1);
+       SetKMode(mode);
+}
+
 void
 hardware_test()
 {
@@ -526,6 +596,7 @@
        int do_display_search = 0;
        int do_pcic_search = 0;
        int do_dump_memory = 0;
+       int do_pci_dump = 0;
 
        if (do_gpio_test) {
                gpio_test();
@@ -548,4 +619,7 @@
        if (do_dump_memory) {
                dump_memory();
        }
+       if (do_pci_dump) {
+               pci_dump();
+       }
 }