/*
* Preserve Vboot NV data when clearing CMOS as it will
* have been re-initialized already by Vboot firmware init.
*/
static void pch_cmos_init_preserve(int reset)
{
uint8_t vbnv[VBNV_BLOCK_SIZE];
if (reset)
read_vbnv(vbnv);
cmos_init(reset);
if (reset)
save_vbnv(vbnv);
}
/**
* Save non-volatile and/or secure data if needed.
*/
static void save_if_needed(struct vb2_context *ctx)
{
if (ctx->flags & VB2_CONTEXT_NVDATA_CHANGED) {
printk(BIOS_INFO, "Saving nvdata\n");
save_vbnv(ctx->nvdata);
ctx->flags &= ~VB2_CONTEXT_NVDATA_CHANGED;
}
if (ctx->flags & VB2_CONTEXT_SECDATA_CHANGED) {
printk(BIOS_INFO, "Saving secdata\n");
antirollback_write_space_firmware(ctx);
ctx->flags &= ~VB2_CONTEXT_SECDATA_CHANGED;
}
}
