kvisc/vm/pc/dump.c

// The OS/K Team licenses this file to you under the MIT license.
// See the LICENSE file in the project root for more information.

#include <pc/arch.h>

void dumpmem(ctx_t *ctx, ulong start, ulong size)
{
    uint i;
    for (i = 0; i < size/sizeof(ushort); i++) {
        if (i % 4 == 0) {
            if (i > 0) {
                if (i % 8 == 0) log("\n");
                else log(" ");
            }

            log("[0x%08lX]=0x", start + i * 2);
        }

        log("%04hX", ctx->mp[addr2real(start) + i]);

    }
    log("\n");
}

void dumpfwstack(ctx_t *ctx)
{
    //log("\nFirmware stack:\n");
    //dumpmem(ctx, FWSTACK - 128, 128 + 64);
}

void d_log(ctx_t *ctx, char *fmt, ...)
{
    va_list ap;

    va_start(ap, fmt);

    if (ctx->disf) {
        vfprintf(ctx->disf, fmt, ap);
        fflush(ctx->disf);
    }
    else
        vlog(fmt, ap);

    va_end(ap);
}

void dumpinstr(ctx_t *ctx, ulong _rip, uint rep,
               ushort c, acc_t *p1, acc_t *p2)
{
    acc_t *p = 0;
    instr_t *i = &ctx->i[c];

    d_log(ctx, "0x%08lX: %s%s", _rip,
        (rep ? "rep " : ""),
        i->name);

    if (i->prm1 != NOPRM)
        p = p1;
lp:
    if (p != 0) {
        if (p->mem) d_log(ctx, " %c[", getmempref(p->mlen));
        else d_log(ctx, " ");

        if (p->type == A_REG)
            d_log(ctx, "%s", ctx->r[p->val].name);
        else
            d_log(ctx, "%c0x%lX", getmempref(p->ilen), p->val);

        if (p->mem) {
            if (p->offreg)
                d_log(ctx, "+%s", ctx->r[p->offreg].name);
            if (p->off)
                d_log(ctx, "+%hd", p->off);
            d_log(ctx, "]");
        }

        if (p == p1 && i->prm2 != NOPRM) {
            p = p2;
            d_log(ctx, ",");
            goto lp;
        }
    }

    d_log(ctx, "\n");
}