The PNV LPC model needs snapshot/migration support. Added a VMSTATE descriptor to save model data and an associated post_load() method.
Signed-off-by: Michael Kowal <[email protected]> Signed-off-by: Caleb Schlossin <[email protected]> --- hw/ppc/pnv_lpc.c | 39 +++++++++++++++++++++++++++++++++++++++ 1 file changed, 39 insertions(+) diff --git a/hw/ppc/pnv_lpc.c b/hw/ppc/pnv_lpc.c index f6beba0917..7f11fd312a 100644 --- a/hw/ppc/pnv_lpc.c +++ b/hw/ppc/pnv_lpc.c @@ -30,6 +30,7 @@ #include "hw/ppc/pnv_lpc.h" #include "hw/ppc/pnv_xscom.h" #include "hw/ppc/fdt.h" +#include "migration/vmstate.h" #include <libfdt.h> @@ -777,11 +778,49 @@ static const TypeInfo pnv_lpc_power9_info = { .class_init = pnv_lpc_power9_class_init, }; +static int vmstate_pnv_lpc_post_load(void *opaque, int version_id) +{ + PnvLpcController *lpc = PNV_LPC(opaque); + + memory_region_set_alias_offset(&lpc->opb_isa_fw, + lpc->lpc_hc_fw_seg_idsel * LPC_FW_OPB_SIZE); + pnv_lpc_eval_serirq_routes(lpc); + + pnv_lpc_eval_irqs(lpc); + return 0; +} + +static const VMStateDescription vmstate_pnv_lpc = { + .name = TYPE_PNV_LPC, + .version_id = 1, + .minimum_version_id = 1, + .post_load = vmstate_pnv_lpc_post_load, + .fields = (const VMStateField[]) { + VMSTATE_UINT64(eccb_stat_reg, PnvLpcController), + VMSTATE_UINT32(eccb_data_reg, PnvLpcController), + VMSTATE_UINT32(opb_irq_route0, PnvLpcController), + VMSTATE_UINT32(opb_irq_route1, PnvLpcController), + VMSTATE_UINT32(opb_irq_stat, PnvLpcController), + VMSTATE_UINT32(opb_irq_mask, PnvLpcController), + VMSTATE_UINT32(opb_irq_pol, PnvLpcController), + VMSTATE_UINT32(opb_irq_input, PnvLpcController), + VMSTATE_UINT32(lpc_hc_irq_inputs, PnvLpcController), + VMSTATE_UINT32(lpc_hc_fw_seg_idsel, PnvLpcController), + VMSTATE_UINT32(lpc_hc_irqser_ctrl, PnvLpcController), + VMSTATE_UINT32(lpc_hc_irqmask, PnvLpcController), + VMSTATE_UINT32(lpc_hc_irqstat, PnvLpcController), + VMSTATE_UINT32(lpc_hc_error_addr, PnvLpcController), + VMSTATE_UINT32(lpc_hc_fw_rd_acc_size, PnvLpcController), + VMSTATE_END_OF_LIST() + } +}; + static void pnv_lpc_power10_class_init(ObjectClass *klass, const void *data) { DeviceClass *dc = DEVICE_CLASS(klass); dc->desc = "PowerNV LPC Controller POWER10"; + dc->vmsd = &vmstate_pnv_lpc; } static const TypeInfo pnv_lpc_power10_info = { -- 2.47.3
