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-rw-r--r--platforms/astbmc/blackbird.c106
1 files changed, 106 insertions, 0 deletions
diff --git a/platforms/astbmc/blackbird.c b/platforms/astbmc/blackbird.c
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+// SPDX-License-Identifier: Apache-2.0
+/* Copyright 2017 IBM Corp.
+ * Copyright 2018-2019 Raptor Engineering, LLC
+ * Copyright 2019 Stewart Smith
+ */
+
+#include <skiboot.h>
+#include <device.h>
+#include <console.h>
+#include <chip.h>
+#include <ipmi.h>
+#include <psi.h>
+#include <lpc.h>
+
+#include "astbmc.h"
+
+ST_PLUGGABLE(blackbird_cpu1_slot1, "SLOT1 PCIE 4.0 X16");
+ST_PLUGGABLE(blackbird_cpu1_slot2, "SLOT2 PCIE 4.0 X8");
+
+ST_BUILTIN_DEV(blackbird_builtin_sata, "Builtin SATA");
+ST_BUILTIN_DEV(blackbird_builtin_usb, "Builtin USB");
+ST_BUILTIN_DEV(blackbird_builtin_ethernet, "Builtin Ethernet");
+ST_BUILTIN_DEV(blackbird_builtin_bmc, "BMC");
+
+static const struct slot_table_entry blackbird_phb_table[] = {
+ ST_PHB_ENTRY(0, 0, blackbird_cpu1_slot1),
+ ST_PHB_ENTRY(0, 1, blackbird_cpu1_slot2),
+
+ ST_PHB_ENTRY(0, 2, blackbird_builtin_sata),
+ ST_PHB_ENTRY(0, 3, blackbird_builtin_usb),
+ ST_PHB_ENTRY(0, 4, blackbird_builtin_ethernet),
+ ST_PHB_ENTRY(0, 5, blackbird_builtin_bmc),
+
+ { .etype = st_end },
+};
+
+static bool blackbird_probe(void)
+{
+ if (!dt_node_is_compatible(dt_root, "rcs,blackbird"))
+ return false;
+
+ /* Lot of common early inits here */
+ astbmc_early_init();
+
+ /* Setup UART for use by OPAL (Linux hvc) */
+ uart_set_console_policy(UART_CONSOLE_OPAL);
+
+ slot_table_init(blackbird_phb_table);
+
+ return true;
+}
+
+static int64_t blackbird_write_oppanel_async(uint64_t async_token __unused,
+ oppanel_line_t *lines,
+ uint64_t num_lines)
+{
+ uint8_t *line;
+ int len;
+
+ if (num_lines != 1)
+ return OPAL_PARAMETER;
+
+ line = (void *) be64_to_cpu(lines[0].line);
+ len = lines[0].line_len;
+
+ if (len > 0)
+ lpc_probe_write(OPAL_LPC_IO, 0x80, line[0], 1);
+ if (len > 1)
+ lpc_probe_write(OPAL_LPC_IO, 0x81, line[1], 1);
+ if (len > 2)
+ lpc_probe_write(OPAL_LPC_IO, 0x82, line[2], 1);
+
+ return OPAL_SUCCESS;
+}
+
+static void blackbird_init(void)
+{
+ struct dt_node *oppanel;
+
+ astbmc_init();
+
+ opal_register(OPAL_WRITE_OPPANEL_ASYNC, blackbird_write_oppanel_async, 3);
+
+ oppanel = dt_new(opal_node, "oppanel");
+ dt_add_property_cells(oppanel, "#length", 3);
+ dt_add_property_cells(oppanel, "#lines", 1);
+ dt_add_property_strings(oppanel, "compatible", "ibm,opal-oppanel", "rcs,ipl-observer");
+
+}
+
+DECLARE_PLATFORM(blackbird) = {
+ .name = "Blackbird",
+ .probe = blackbird_probe,
+ .init = blackbird_init,
+ .start_preload_resource = flash_start_preload_resource,
+ .resource_loaded = flash_resource_loaded,
+ .bmc = &bmc_plat_ast2500_openbmc,
+ .pci_get_slot_info = slot_table_get_slot_info,
+ .pci_probe_complete = check_all_slot_table,
+ .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,
+};