| // SPDX-License-Identifier: Apache-2.0 |
| /* |
| * Copyright 2017 Supermicro Inc. |
| * Copyright 2018-2019 IBM Corp. |
| */ |
| |
| #include <skiboot.h> |
| #include <device.h> |
| #include <console.h> |
| #include <chip.h> |
| #include <ipmi.h> |
| #include <psi.h> |
| #include <npu-regs.h> |
| #include <opal-internal.h> |
| #include <cpu.h> |
| #include <timebase.h> |
| |
| #include "astbmc.h" |
| |
| static bool p9dsu_riser_found = false; |
| |
| static const struct slot_table_entry p9dsu1u_phb0_0_slot[] = { |
| { |
| .etype = st_pluggable_slot, |
| .location = ST_LOC_DEVFN(0,0), |
| .name = "UIO Slot1", |
| .power_limit = 75, |
| }, |
| { .etype = st_end }, |
| }; |
| |
| static const struct slot_table_entry p9dsu1u_phb0_1_slot[] = { |
| { |
| .etype = st_pluggable_slot, |
| .location = ST_LOC_DEVFN(0,0), |
| .name = "UIO Slot2", |
| .power_limit = 75, |
| }, |
| { .etype = st_end }, |
| }; |
| |
| static const struct slot_table_entry p9dsu1u_phb0_2_slot[] = { |
| { |
| .etype = st_builtin_dev, |
| .location = ST_LOC_DEVFN(0,0), |
| .name = "Onboard LAN", |
| }, |
| { .etype = st_end }, |
| }; |
| |
| static const struct slot_table_entry p9dsu1u_phb0_3_slot[] = { |
| { |
| .etype = st_builtin_dev, |
| .location = ST_LOC_DEVFN(0,0), |
| .name = "Onboard SAS", |
| }, |
| { .etype = st_end }, |
| }; |
| |
| static const struct slot_table_entry p9dsu1u_phb0_4_slot[] = { |
| { |
| .etype = st_builtin_dev, |
| .location = ST_LOC_DEVFN(0,0), |
| .name = "Onboard BMC", |
| }, |
| { .etype = st_end }, |
| }; |
| |
| static const struct slot_table_entry p9dsu1u_phb0_5_slot[] = { |
| { |
| .etype = st_builtin_dev, |
| .location = ST_LOC_DEVFN(0,0), |
| .name = "Onboard USB", |
| }, |
| { .etype = st_end }, |
| }; |
| |
| static const struct slot_table_entry p9dsu1u_phb8_0_slot[] = { |
| { |
| .etype = st_pluggable_slot, |
| .location = ST_LOC_DEVFN(0,0), |
| .name = "WIO Slot1", |
| .power_limit = 75, |
| }, |
| { .etype = st_end }, |
| }; |
| |
| static const struct slot_table_entry p9dsu1u_phb8_1_slot[] = { |
| { |
| .etype = st_pluggable_slot, |
| .location = ST_LOC_DEVFN(0,0), |
| .name = "WIO-R Slot", |
| .power_limit = 75, |
| }, |
| { .etype = st_end }, |
| }; |
| |
| static const struct slot_table_entry p9dsu1u_phb8_2_slot[] = { |
| { |
| .etype = st_pluggable_slot, |
| .location = ST_LOC_DEVFN(0,0), |
| .name = "WIO Slot3", |
| .power_limit = 75, |
| }, |
| { .etype = st_end }, |
| }; |
| |
| static const struct slot_table_entry p9dsu1u_phb8_3_slot[] = { |
| { |
| .etype = st_pluggable_slot, |
| .location = ST_LOC_DEVFN(0,0), |
| .name = "WIO Slot2", |
| .power_limit = 75, |
| }, |
| { .etype = st_end }, |
| }; |
| |
| static const struct slot_table_entry p9dsu1u_phb_table[] = { |
| { |
| .etype = st_phb, |
| .location = ST_LOC_PHB(0,0), |
| .children = p9dsu1u_phb0_0_slot, |
| }, |
| { |
| .etype = st_phb, |
| .location = ST_LOC_PHB(0,1), |
| .children = p9dsu1u_phb0_1_slot, |
| }, |
| { |
| .etype = st_phb, |
| .location = ST_LOC_PHB(0,2), |
| .children = p9dsu1u_phb0_2_slot, |
| }, |
| { |
| .etype = st_phb, |
| .location = ST_LOC_PHB(0,3), |
| .children = p9dsu1u_phb0_3_slot, |
| }, |
| { |
| .etype = st_phb, |
| .location = ST_LOC_PHB(0,4), |
| .children = p9dsu1u_phb0_4_slot, |
| }, |
| { |
| .etype = st_phb, |
| .location = ST_LOC_PHB(0,5), |
| .children = p9dsu1u_phb0_5_slot, |
| }, |
| { |
| .etype = st_phb, |
| .location = ST_LOC_PHB(8,0), |
| .children = p9dsu1u_phb8_0_slot, |
| }, |
| { |
| .etype = st_phb, |
| .location = ST_LOC_PHB(8,1), |
| .children = p9dsu1u_phb8_1_slot, |
| }, |
| { |
| .etype = st_phb, |
| .location = ST_LOC_PHB(8,2), |
| .children = p9dsu1u_phb8_2_slot, |
| }, |
| { |
| .etype = st_phb, |
| .location = ST_LOC_PHB(8,3), |
| .children = p9dsu1u_phb8_3_slot, |
| }, |
| { .etype = st_end }, |
| }; |
| |
| |
| static const struct slot_table_entry p9dsu2u_phb0_0_slot[] = { |
| { |
| .etype = st_pluggable_slot, |
| .location = ST_LOC_DEVFN(0,0), |
| .name = "UIO Slot1", |
| .power_limit = 75, |
| }, |
| { .etype = st_end }, |
| }; |
| |
| static const struct slot_table_entry p9dsu2u_phb0_1_slot[] = { |
| { |
| .etype = st_pluggable_slot, |
| .location = ST_LOC_DEVFN(0,0), |
| .name = "UIO Slot2", |
| .power_limit = 75, |
| }, |
| { .etype = st_end }, |
| }; |
| |
| static const struct slot_table_entry p9dsu2u_phb0_2_slot[] = { |
| { |
| .etype = st_builtin_dev, |
| .location = ST_LOC_DEVFN(0,0), |
| .name = "Onboard LAN", |
| }, |
| { .etype = st_end }, |
| }; |
| |
| static const struct slot_table_entry p9dsu2u_phb0_3_slot[] = { |
| { |
| .etype = st_builtin_dev, |
| .location = ST_LOC_DEVFN(0,0), |
| .name = "Onboard SAS", |
| }, |
| { .etype = st_end }, |
| }; |
| |
| static const struct slot_table_entry p9dsu2u_phb0_4_slot[] = { |
| { |
| .etype = st_builtin_dev, |
| .location = ST_LOC_DEVFN(0,0), |
| .name = "Onboard BMC", |
| }, |
| { .etype = st_end }, |
| }; |
| |
| static const struct slot_table_entry p9dsu2u_phb0_5_slot[] = { |
| { |
| .etype = st_builtin_dev, |
| .location = ST_LOC_DEVFN(0,0), |
| .name = "Onboard USB", |
| }, |
| { .etype = st_end }, |
| }; |
| |
| static const struct slot_table_entry p9dsu2u_phb8_0_slot[] = { |
| { |
| .etype = st_pluggable_slot, |
| .location = ST_LOC_DEVFN(0,0), |
| .name = "WIO Slot1", |
| .power_limit = 75, |
| }, |
| { .etype = st_end }, |
| }; |
| |
| static const struct slot_table_entry p9dsu2u_phb8_1_slot[] = { |
| { |
| .etype = st_pluggable_slot, |
| .location = ST_LOC_DEVFN(0,0), |
| .name = "WIO-R Slot", |
| .power_limit = 75, |
| }, |
| { .etype = st_end }, |
| }; |
| |
| static const struct slot_table_entry p9dsu2u_phb8_2_slot[] = { |
| { |
| .etype = st_pluggable_slot, |
| .location = ST_LOC_DEVFN(0,0), |
| .name = "WIO Slot3", |
| .power_limit = 75, |
| }, |
| { .etype = st_end }, |
| }; |
| |
| static const struct slot_table_entry p9dsu2u_phb8_3_slot[] = { |
| { |
| .etype = st_pluggable_slot, |
| .location = ST_LOC_DEVFN(0,0), |
| .name = "WIO Slot3", |
| .power_limit = 75, |
| }, |
| { .etype = st_end }, |
| }; |
| |
| static const struct slot_table_entry p9dsu2u_phb8_4_slot[] = { |
| { |
| .etype = st_pluggable_slot, |
| .location = ST_LOC_DEVFN(0,0), |
| .name = "WIO Slot2", |
| .power_limit = 75, |
| }, |
| { .etype = st_end }, |
| }; |
| |
| |
| static const struct slot_table_entry p9dsu2u_phb_table[] = { |
| { |
| .etype = st_phb, |
| .location = ST_LOC_PHB(0,0), |
| .children = p9dsu2u_phb0_0_slot, |
| }, |
| { |
| .etype = st_phb, |
| .location = ST_LOC_PHB(0,1), |
| .children = p9dsu2u_phb0_1_slot, |
| }, |
| { |
| .etype = st_phb, |
| .location = ST_LOC_PHB(0,2), |
| .children = p9dsu2u_phb0_2_slot, |
| }, |
| { |
| .etype = st_phb, |
| .location = ST_LOC_PHB(0,3), |
| .children = p9dsu2u_phb0_3_slot, |
| }, |
| { |
| .etype = st_phb, |
| .location = ST_LOC_PHB(0,4), |
| .children = p9dsu2u_phb0_4_slot, |
| }, |
| { |
| .etype = st_phb, |
| .location = ST_LOC_PHB(0,5), |
| .children = p9dsu2u_phb0_5_slot, |
| }, |
| { |
| .etype = st_phb, |
| .location = ST_LOC_PHB(8,0), |
| .children = p9dsu2u_phb8_0_slot, |
| }, |
| { |
| .etype = st_phb, |
| .location = ST_LOC_PHB(8,1), |
| .children = p9dsu2u_phb8_1_slot, |
| }, |
| { |
| .etype = st_phb, |
| .location = ST_LOC_PHB(8,2), |
| .children = p9dsu2u_phb8_2_slot, |
| }, |
| { |
| .etype = st_phb, |
| .location = ST_LOC_PHB(8,3), |
| .children = p9dsu2u_phb8_3_slot, |
| }, |
| { |
| .etype = st_phb, |
| .location = ST_LOC_PHB(8,4), |
| .children = p9dsu2u_phb8_4_slot, |
| }, |
| { .etype = st_end }, |
| }; |
| |
| static const struct slot_table_entry p9dsu2uess_uio_plx_down[] = { |
| { |
| .etype = st_pluggable_slot, |
| .location = ST_LOC_DEVFN(0x1,0), |
| .name = "UIO Slot2", |
| .power_limit = 75, |
| }, |
| { |
| .etype = st_pluggable_slot, |
| .location = ST_LOC_DEVFN(0x8,0), |
| .name = "PLX switch", |
| .power_limit = 75, |
| }, |
| { |
| .etype = st_pluggable_slot, |
| .location = ST_LOC_DEVFN(0x9,0), |
| .name = "Onboard LAN", |
| }, |
| { .etype = st_end }, |
| }; |
| |
| static const struct slot_table_entry p9dsu2uess_uio_plx_up[] = { |
| { |
| .etype = st_pluggable_slot, |
| .location = ST_LOC_DEVFN(0,0), |
| .children = p9dsu2uess_uio_plx_down, |
| .name = "PLX up", |
| .power_limit = 75, |
| }, |
| { .etype = st_end }, |
| }; |
| |
| static const struct slot_table_entry p9dsu2uess_wio_plx_down[] = { |
| { |
| .etype = st_pluggable_slot, |
| .location = ST_LOC_DEVFN(0x1,0), |
| .name = "WIO Slot1", |
| .power_limit = 75, |
| }, |
| { |
| .etype = st_pluggable_slot, |
| .location = ST_LOC_DEVFN(0x8,0), |
| .name = "PLX switch", |
| .power_limit = 75, |
| }, |
| { |
| .etype = st_pluggable_slot, |
| .location = ST_LOC_DEVFN(0x9,0), |
| .name = "WIO Slot2", |
| .power_limit = 75, |
| }, |
| { .etype = st_end }, |
| }; |
| |
| static const struct slot_table_entry p9dsu2uess_wio_plx_up[] = { |
| { |
| .etype = st_pluggable_slot, |
| .location = ST_LOC_DEVFN(0,0), |
| .children = p9dsu2uess_wio_plx_down, |
| .name = "PLX up", |
| .power_limit = 75, |
| }, |
| { .etype = st_end }, |
| }; |
| |
| static const struct slot_table_entry p9dsu2uess_phb0_0_slot[] = { |
| { |
| .etype = st_pluggable_slot, |
| .location = ST_LOC_DEVFN(0,0), |
| .name = "UIO Slot1", |
| .power_limit = 75, |
| }, |
| { .etype = st_end }, |
| }; |
| |
| static const struct slot_table_entry p9dsu2uess_phb0_1_slot[] = { |
| { |
| .etype = st_pluggable_slot, |
| .location = ST_LOC_DEVFN(0,0), |
| .children = p9dsu2uess_uio_plx_up, |
| .name = "PLX", |
| .power_limit = 75, |
| }, |
| { .etype = st_end }, |
| }; |
| |
| static const struct slot_table_entry p9dsu2uess_phb0_2_slot[] = { |
| { |
| .etype = st_pluggable_slot, |
| .location = ST_LOC_DEVFN(0,0), |
| .name = "UIO Slot3", |
| .power_limit = 75, |
| }, |
| { .etype = st_end }, |
| }; |
| |
| static const struct slot_table_entry p9dsu2uess_phb0_3_slot[] = { |
| { |
| .etype = st_builtin_dev, |
| .location = ST_LOC_DEVFN(0,0), |
| .name = "Onboard SAS", |
| }, |
| { .etype = st_end }, |
| }; |
| |
| static const struct slot_table_entry p9dsu2uess_phb0_4_slot[] = { |
| { |
| .etype = st_builtin_dev, |
| .location = ST_LOC_DEVFN(0,0), |
| .name = "Onboard BMC", |
| }, |
| { .etype = st_end }, |
| }; |
| |
| static const struct slot_table_entry p9dsu2uess_phb0_5_slot[] = { |
| { |
| .etype = st_builtin_dev, |
| .location = ST_LOC_DEVFN(0,0), |
| .name = "Onboard USB", |
| }, |
| { .etype = st_end }, |
| }; |
| |
| static const struct slot_table_entry p9dsu2uess_phb8_0_slot[] = { |
| { |
| .etype = st_pluggable_slot, |
| .location = ST_LOC_DEVFN(0,0), |
| .name = "WIO Slot3", |
| .power_limit = 75, |
| }, |
| { .etype = st_end }, |
| }; |
| |
| static const struct slot_table_entry p9dsu2uess_phb8_1_slot[] = { |
| { |
| .etype = st_pluggable_slot, |
| .location = ST_LOC_DEVFN(0,0), |
| .name = "WIO-R Slot", |
| .power_limit = 75, |
| }, |
| { .etype = st_end }, |
| }; |
| |
| static const struct slot_table_entry p9dsu2uess_phb8_2_slot[] = { |
| { |
| .etype = st_pluggable_slot, |
| .location = ST_LOC_DEVFN(0,0), |
| .children = p9dsu2uess_wio_plx_up, |
| .name = "PLX", |
| .power_limit = 75, |
| }, |
| { .etype = st_end }, |
| }; |
| |
| static const struct slot_table_entry p9dsu2uess_phb8_3_slot[] = { |
| { |
| .etype = st_pluggable_slot, |
| .location = ST_LOC_DEVFN(0,0), |
| .name = "WIO Slot4", |
| .power_limit = 75, |
| }, |
| { .etype = st_end }, |
| }; |
| |
| static const struct slot_table_entry p9dsu2uess_phb8_4_slot[] = { |
| { |
| .etype = st_pluggable_slot, |
| .location = ST_LOC_DEVFN(0,0), |
| .name = "WIO Slot5", |
| .power_limit = 75, |
| }, |
| { .etype = st_end }, |
| }; |
| |
| static const struct slot_table_entry p9dsu2uess_phb_table[] = { |
| { |
| .etype = st_phb, |
| .location = ST_LOC_PHB(0,0), |
| .children = p9dsu2uess_phb0_0_slot, |
| }, |
| { |
| .etype = st_phb, |
| .location = ST_LOC_PHB(0,1), |
| .children = p9dsu2uess_phb0_1_slot, |
| }, |
| { |
| .etype = st_phb, |
| .location = ST_LOC_PHB(0,2), |
| .children = p9dsu2uess_phb0_2_slot, |
| }, |
| { |
| .etype = st_phb, |
| .location = ST_LOC_PHB(0,3), |
| .children = p9dsu2uess_phb0_3_slot, |
| }, |
| { |
| .etype = st_phb, |
| .location = ST_LOC_PHB(0,4), |
| .children = p9dsu2uess_phb0_4_slot, |
| }, |
| { |
| .etype = st_phb, |
| .location = ST_LOC_PHB(0,5), |
| .children = p9dsu2uess_phb0_5_slot, |
| }, |
| { |
| .etype = st_phb, |
| .location = ST_LOC_PHB(8,0), |
| .children = p9dsu2uess_phb8_0_slot, |
| }, |
| { |
| .etype = st_phb, |
| .location = ST_LOC_PHB(8,1), |
| .children = p9dsu2uess_phb8_1_slot, |
| }, |
| { |
| .etype = st_phb, |
| .location = ST_LOC_PHB(8,2), |
| .children = p9dsu2uess_phb8_2_slot, |
| }, |
| { |
| .etype = st_phb, |
| .location = ST_LOC_PHB(8,3), |
| .children = p9dsu2uess_phb8_3_slot, |
| }, |
| { |
| .etype = st_phb, |
| .location = ST_LOC_PHB(8,4), |
| .children = p9dsu2uess_phb8_4_slot, |
| }, |
| { .etype = st_end }, |
| }; |
| |
| |
| /* |
| * HACK: Hostboot doesn't export the correct data for the system VPD EEPROM |
| * for this system. So we need to work around it here. |
| */ |
| static void p9dsu_dt_fixups(void) |
| { |
| struct dt_node *n = dt_find_by_path(dt_root, |
| "/xscom@603fc00000000/i2cm@a2000/i2c-bus@0/eeprom@50"); |
| |
| if (n) { |
| dt_check_del_prop(n, "compatible"); |
| dt_add_property_string(n, "compatible", "atmel,24c256"); |
| |
| dt_check_del_prop(n, "label"); |
| dt_add_property_string(n, "label", "system-vpd"); |
| } |
| } |
| |
| static bool p9dsu_probe(void) |
| { |
| if (!(dt_node_is_compatible(dt_root, "supermicro,p9dsu") || |
| dt_node_is_compatible(dt_root, "supermicro,p9dsu1u") || |
| dt_node_is_compatible(dt_root, "supermicro,p9dsu2u") || |
| dt_node_is_compatible(dt_root, "supermicro,p9dsu2uess"))) |
| return false; |
| |
| p9dsu_riser_found = true; |
| |
| /* Lot of common early inits here */ |
| astbmc_early_init(); |
| |
| /* Setup UART for use by OPAL (Linux hvc) */ |
| uart_set_console_policy(UART_CONSOLE_OPAL); |
| |
| p9dsu_dt_fixups(); |
| |
| if (dt_node_is_compatible(dt_root, "supermicro,p9dsu1u")) { |
| prlog(PR_INFO, "Detected p9dsu1u variant\n"); |
| slot_table_init(p9dsu1u_phb_table); |
| } else if (dt_node_is_compatible(dt_root, "supermicro,p9dsu2u")) { |
| prlog(PR_INFO, "Detected p9dsu2u variant\n"); |
| slot_table_init(p9dsu2u_phb_table); |
| } else if (dt_node_is_compatible(dt_root, "supermicro,p9dsu2uess")) { |
| prlog(PR_INFO, "Detected p9dsu2uess variant\n"); |
| slot_table_init(p9dsu2uess_phb_table); |
| } else { |
| /* |
| * else we need to ask the BMC what subtype we are, but we need IPMI |
| * which we don't get until astbmc_init(), so we delay setting up the |
| * slot table until later. |
| * |
| * This only applies if you're using a Hostboot that doesn't do this |
| * for us. |
| */ |
| p9dsu_riser_found = false; |
| } |
| |
| return true; |
| } |
| |
| static void p9dsu_riser_query_complete(struct ipmi_msg *m) |
| { |
| u8 *riser_id = (u8*)m->user_data; |
| lwsync(); |
| *riser_id = m->data[0]; |
| ipmi_free_msg(m); |
| } |
| |
| static void p9dsu_init(void) |
| { |
| u8 smc_riser_req[] = {0x03, 0x70, 0x01, 0x02}; |
| struct ipmi_msg *ipmi_msg; |
| u8 riser_id = 0; |
| const char *p9dsu_variant; |
| int timeout_ms = 3000; |
| |
| astbmc_init(); |
| /* |
| * Now we have IPMI up and running we can ask the BMC for what p9dsu |
| * variant we are if Hostboot isn't the patched one that does this |
| * for us. |
| */ |
| if (!p9dsu_riser_found) { |
| ipmi_msg = ipmi_mkmsg(IPMI_DEFAULT_INTERFACE, |
| IPMI_CODE(IPMI_NETFN_APP, 0x52), |
| p9dsu_riser_query_complete, |
| &riser_id, |
| smc_riser_req, sizeof(smc_riser_req), 1); |
| ipmi_queue_msg(ipmi_msg); |
| while(riser_id==0 && timeout_ms > 0) { |
| time_wait_ms(10); |
| timeout_ms -= 10; |
| } |
| switch (riser_id) { |
| case 0x9: |
| p9dsu_variant = "supermicro,p9dsu1u"; |
| slot_table_init(p9dsu1u_phb_table); |
| break; |
| case 0x19: |
| p9dsu_variant = "supermicro,p9dsu2u"; |
| slot_table_init(p9dsu2u_phb_table); |
| break; |
| case 0x1D: |
| p9dsu_variant = "supermicro,p9dsu2uess"; |
| slot_table_init(p9dsu2uess_phb_table); |
| break; |
| default: |
| prlog(PR_ERR, "Defaulting to p9dsu2uess\n"); |
| p9dsu_variant = "supermicro,p9dsu2uess"; |
| slot_table_init(p9dsu2uess_phb_table); |
| break; |
| } |
| prlog(PR_INFO,"Detected %s variant via IPMI\n", p9dsu_variant); |
| dt_check_del_prop(dt_root, "compatible"); |
| dt_add_property_strings(dt_root, "compatible", "ibm,powernv", |
| "supermicro,p9dsu", p9dsu_variant); |
| } |
| } |
| |
| static const struct bmc_sw_config bmc_sw_smc = { |
| .ipmi_oem_partial_add_esel = IPMI_CODE(0x3a, 0xf0), |
| .ipmi_oem_hiomap_cmd = IPMI_CODE(0x3a, 0x5a), |
| }; |
| |
| /* Provided by Eric Chen (SMC) */ |
| static const struct bmc_hw_config p9dsu_bmc_hw = { |
| .scu_revision_id = 0x04030303, |
| .mcr_configuration = 0x11000756, |
| .mcr_scu_mpll = 0x000071c1, |
| .mcr_scu_strap = 0x00000000, |
| }; |
| |
| static const struct bmc_platform bmc_plat_ast2500_smc = { |
| .name = "SMC", |
| .hw = &p9dsu_bmc_hw, |
| .sw = &bmc_sw_smc, |
| }; |
| |
| DECLARE_PLATFORM(p9dsu1u) = { |
| .name = "p9dsu", |
| .probe = p9dsu_probe, |
| .init = p9dsu_init, |
| .start_preload_resource = flash_start_preload_resource, |
| .resource_loaded = flash_resource_loaded, |
| .bmc = &bmc_plat_ast2500_smc, |
| .pci_get_slot_info = slot_table_get_slot_info, |
| .cec_power_down = astbmc_ipmi_power_down, |
| .cec_reboot = astbmc_ipmi_reboot, |
| .elog_commit = ipmi_elog_commit, |
| .exit = astbmc_exit, |
| .terminate = ipmi_terminate, |
| .op_display = op_display_lpc, |
| }; |