5  * Modeled loosely on the NUMA options handling in hw/core/numa.c
11 #include "qemu/error-report.h"
16 #include "qapi/qapi-visit-machine.h"
23 #include "hw/pci-bridge/pci_expander_bridge.h"
34     for (target = object->targets; target; target = target->next) {  in cxl_fixed_memory_window_config()
35         fw->num_targets++;  in cxl_fixed_memory_window_config()
38     fw->enc_int_ways = cxl_interleave_ways_enc(fw->num_targets, errp);  in cxl_fixed_memory_window_config()
43     if (object->size % (256 * MiB)) {  in cxl_fixed_memory_window_config()
48     fw->size = object->size;  in cxl_fixed_memory_window_config()
50     if (object->has_interleave_granularity) {  in cxl_fixed_memory_window_config()
51         fw->enc_int_gran =  in cxl_fixed_memory_window_config()
52             cxl_interleave_granularity_enc(object->interleave_granularity,  in cxl_fixed_memory_window_config()
59         fw->enc_int_gran = 0;  in cxl_fixed_memory_window_config()
62     fw->targets = g_malloc0_n(fw->num_targets, sizeof(*fw->targets));  in cxl_fixed_memory_window_config()
63     for (i = 0, target = object->targets; target; i++, target = target->next) {  in cxl_fixed_memory_window_config()
65         fw->targets[i] = g_strdup(target->value);  in cxl_fixed_memory_window_config()
68     cxl_state->fixed_windows = g_list_append(cxl_state->fixed_windows,  in cxl_fixed_memory_window_config()
74     if (cxl_state && cxl_state->fixed_windows) {  in cxl_fmws_link_targets()
77         for (it = cxl_state->fixed_windows; it; it = it->next) {  in cxl_fmws_link_targets()
78             CXLFixedWindow *fw = it->data;  in cxl_fmws_link_targets()
81             for (i = 0; i < fw->num_targets; i++) {  in cxl_fmws_link_targets()
85                 o = object_resolve_path_type(fw->targets[i],  in cxl_fmws_link_targets()
90                                fw->targets[i]);  in cxl_fmws_link_targets()
93                 fw->target_hbs[i] = PXB_CXL_DEV(o);  in cxl_fmws_link_targets()
102     int hdm_inc = R_CXL_HDM_DECODER1_BASE_LO - R_CXL_HDM_DECODER0_BASE_LO;  in cxl_hdm_find_target()
145             *target = extract32(val, (target_idx - 4) * 8, 8);  in cxl_hdm_find_target()
165     addr += fw->base;  in cxl_cfmws_find_device()
167     rb_index = (addr / cxl_decode_ig(fw->enc_int_gran)) % fw->num_targets;  in cxl_cfmws_find_device()
168     hb = PCI_HOST_BRIDGE(fw->target_hbs[rb_index]->cxl_host_bridge);  in cxl_cfmws_find_device()
169     if (!hb || !hb->bus || !pci_bus_is_cxl(hb->bus)) {  in cxl_cfmws_find_device()
174         rp = pcie_find_port_first(hb->bus);  in cxl_cfmws_find_device()
184         cache_mem = hb_cstate->crb.cache_mem_registers;  in cxl_cfmws_find_device()
191         rp = pcie_find_port_by_pn(hb->bus, target);  in cxl_cfmws_find_device()
197     d = pci_bridge_get_sec_bus(PCI_BRIDGE(rp))->devices[0];  in cxl_cfmws_find_device()
220     cache_mem = usp_cstate->crb.cache_mem_registers;  in cxl_cfmws_find_device()
227     d = pcie_find_port_by_pn(&PCI_BRIDGE(d)->sec_bus, target);  in cxl_cfmws_find_device()
232     d = pci_bridge_get_sec_bus(PCI_BRIDGE(d))->devices[0];  in cxl_cfmws_find_device()
257     return cxl_type3_read(d, addr + fw->base, data, size, attrs);  in cxl_read_cfmws()
273     return cxl_type3_write(d, addr + fw->base, data, size, attrs);  in cxl_write_cfmws()
296     bool value = cxl_state->is_enabled;  in machine_get_cxl()
310     cxl_state->is_enabled = value;  in machine_set_cxl()
317     CXLFixedMemoryWindowOptionsList **list = &state->cfmw_list;  in machine_get_cfmw()
334     for (it = cfmw_list; it; it = it->next) {  in machine_set_cfmw()
335         cxl_fixed_memory_window_config(state, it->value, errp);  in machine_set_cfmw()
337     state->cfmw_list = cfmw_list;  in machine_set_cfmw()
345                                     "Set on/off to enable/disable "  in cxl_machine_init()
348     object_property_add(obj, "cxl-fmw", "CXLFixedMemoryWindow",  in cxl_machine_init()
351     object_property_set_description(obj, "cxl-fmw",  in cxl_machine_init()
359         QLIST_FOREACH(bus, &bus->child, sibling) {  in cxl_hook_up_pxb_registers()
364                 if (!state->is_enabled) {  in cxl_hook_up_pxb_registers()