historical/m0-applesillicon.git/xnu-qemu-arm64-5.1.0/roms/skiboot/platforms/astbmc/astbmc.h
2024-01-16 11:20:27 -06:00

115 lines
3.3 KiB
C

/* Copyright 2013-2016 IBM Corp.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
* implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef __ASTBMC_H
#define __ASTBMC_H
#include <platform.h>
#define ST_LOC_PHB(chip_id, phb_idx) ((chip_id) << 16 | (phb_idx))
#define ST_LOC_DEVFN(dev, fn) ((dev) << 3 | (fn))
/*
* NPU groups are used to allocate device numbers. There is a 1 to 1
* correlation between a NPU group and a physical GPU. Links within a group
* are allocated as functions within a device, so groups must be numbered
* sequentially starting at 0.
*/
#define ST_LOC_NPU_GROUP(group_id) (group_id << 3)
struct slot_table_entry {
enum slot_table_etype {
st_end, /* End of list */
st_phb,
st_pluggable_slot,
st_builtin_dev,
st_npu_slot
} etype;
uint32_t location;
const char *name;
const struct slot_table_entry *children;
uint8_t power_limit;
};
/*
* Helper to reduce the noise in the PHB table
*/
#define ST_PHB_ENTRY(chip_id, phb_id, child_table) \
{ \
.etype = st_phb, \
.location = ST_LOC_PHB(chip_id, phb_id), \
.children = child_table \
}
/*
* For the most part the "table" isn't really a table and only contains
* a single real entry and the etype = st_end terminator. In these cases
* we can use these helpers. If you need something special in the slot
* table for each slot (e.g. power limit, devfn != 0) then you need to
* define the actual structure.
*/
#define ST_BUILTIN_DEV(st_name, slot_name) \
static struct slot_table_entry st_name[] = \
{ \
{ \
.etype = st_pluggable_slot, \
.name = slot_name, \
}, \
{ .etype = st_end }, \
}
#define ST_PLUGGABLE(st_name, slot_name) \
static struct slot_table_entry st_name[] = \
{ \
{ \
.etype = st_pluggable_slot, \
.name = slot_name, \
}, \
{ .etype = st_end }, \
}
#define SW_PLUGGABLE(slot_name, port, ...) \
{ \
.etype = st_pluggable_slot, \
.name = slot_name, \
.location = ST_LOC_DEVFN(port, 0), \
##__VA_ARGS__ \
}
extern const struct bmc_hw_config bmc_hw_ast2400;
extern const struct bmc_hw_config bmc_hw_ast2500;
extern const struct bmc_platform bmc_plat_ast2400_ami;
extern const struct bmc_platform bmc_plat_ast2500_ami;
extern const struct bmc_platform bmc_plat_ast2500_openbmc;
extern void astbmc_early_init(void);
extern int64_t astbmc_ipmi_reboot(void);
extern int64_t astbmc_ipmi_power_down(uint64_t request);
extern void astbmc_init(void);
extern void astbmc_ext_irq_serirq_cpld(unsigned int chip_id);
extern int pnor_init(void);
extern void check_all_slot_table(void);
extern void astbmc_exit(void);
extern void astbmc_seeprom_update(void);
extern void slot_table_init(const struct slot_table_entry *top_table);
extern void slot_table_get_slot_info(struct phb *phb, struct pci_device * pd);
void slot_table_add_slot_info(struct pci_device *pd,
const struct slot_table_entry *ent);
void dt_slot_get_slot_info(struct phb *phb, struct pci_device *pd);
#endif /* __ASTBMC_H */