kvisc/vm/dv/cpudev.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/dev.h>

#define MAX_RFRAME_IDX 255

//
// Register frales
//
reg_t **rfs = NULL;
size_t rfs_used = 0;

long cpudev_testfn(ctx_t *ctx, dev_t *dev)
{
    rax = 4;
    rdx = 3;

    return 0;
}

long cpudev_poweron(ctx_t *ctx, dev_t *dev)
{
    rfs = malloc(sizeof(reg_t *) * (MAX_RFRAME_IDX + 1));
    
    if (rfs == NULL)
        return -1;

    dev->state = DEVGOOD;
    
    dev->fslots[0] = cpudev_testfn;

    return 0;
}

long cpudev_poweroff(ctx_t *ctx, dev_t *dev)
{
    if (rfs)
        free(rfs);

    return 0;
}

dev_t cpudev =
{
    .type = "cpu",
    .name = "K-CPU",
    .modl = "Prisma 1",
    .vend = "The OS/K Team",

    .major = KARCH_MAJOR,
    .minor = KARCH_MINOR,
    .revis = KARCH_REVIS,

    .fpwon = cpudev_poweron,
};