8063396bf3
This converts existing DECLARE_INSTANCE_CHECKER usage to OBJECT_DECLARE_SIMPLE_TYPE when possible. $ ./scripts/codeconverter/converter.py -i \ --pattern=AddObjectDeclareSimpleType $(git grep -l '' -- '*.[ch]') Signed-off-by: Eduardo Habkost <ehabkost@redhat.com> Acked-by: Paul Durrant <paul@xen.org> Message-Id: <20200916182519.415636-6-ehabkost@redhat.com> Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
143 lines
3.3 KiB
C
143 lines
3.3 KiB
C
/*
|
|
* auxbus.h
|
|
*
|
|
* Copyright (C)2014 : GreenSocs Ltd
|
|
* http://www.greensocs.com/ , email: info@greensocs.com
|
|
*
|
|
* Developed by :
|
|
* Frederic Konrad <fred.konrad@greensocs.com>
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation, either version 2 of the License, or
|
|
* (at your option)any later version.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License along
|
|
* with this program; if not, see <http://www.gnu.org/licenses/>.
|
|
*
|
|
*/
|
|
|
|
#ifndef HW_MISC_AUXBUS_H
|
|
#define HW_MISC_AUXBUS_H
|
|
|
|
#include "exec/memory.h"
|
|
#include "hw/qdev-core.h"
|
|
#include "qom/object.h"
|
|
|
|
typedef struct AUXSlave AUXSlave;
|
|
typedef enum AUXCommand AUXCommand;
|
|
typedef enum AUXReply AUXReply;
|
|
|
|
#define TYPE_AUXTOI2C "aux-to-i2c-bridge"
|
|
OBJECT_DECLARE_SIMPLE_TYPE(AUXTOI2CState, AUXTOI2C)
|
|
|
|
enum AUXCommand {
|
|
WRITE_I2C = 0,
|
|
READ_I2C = 1,
|
|
WRITE_I2C_STATUS = 2,
|
|
WRITE_I2C_MOT = 4,
|
|
READ_I2C_MOT = 5,
|
|
WRITE_AUX = 8,
|
|
READ_AUX = 9
|
|
};
|
|
|
|
enum AUXReply {
|
|
AUX_I2C_ACK = 0,
|
|
AUX_NACK = 1,
|
|
AUX_DEFER = 2,
|
|
AUX_I2C_NACK = 4,
|
|
AUX_I2C_DEFER = 8
|
|
};
|
|
|
|
#define TYPE_AUX_BUS "aux-bus"
|
|
OBJECT_DECLARE_SIMPLE_TYPE(AUXBus, AUX_BUS)
|
|
|
|
struct AUXBus {
|
|
/* < private > */
|
|
BusState qbus;
|
|
|
|
/* < public > */
|
|
AUXSlave *current_dev;
|
|
AUXSlave *dev;
|
|
uint32_t last_i2c_address;
|
|
AUXCommand last_transaction;
|
|
|
|
AUXTOI2CState *bridge;
|
|
|
|
MemoryRegion *aux_io;
|
|
AddressSpace aux_addr_space;
|
|
};
|
|
|
|
#define TYPE_AUX_SLAVE "aux-slave"
|
|
OBJECT_DECLARE_SIMPLE_TYPE(AUXSlave, AUX_SLAVE)
|
|
|
|
struct AUXSlave {
|
|
/* < private > */
|
|
DeviceState parent_obj;
|
|
|
|
/* < public > */
|
|
MemoryRegion *mmio;
|
|
};
|
|
|
|
/**
|
|
* aux_bus_init: Initialize an AUX bus.
|
|
*
|
|
* Returns the new AUX bus created.
|
|
*
|
|
* @parent The device where this bus is located.
|
|
* @name The name of the bus.
|
|
*/
|
|
AUXBus *aux_bus_init(DeviceState *parent, const char *name);
|
|
|
|
/**
|
|
* aux_bus_realize: Realize an AUX bus.
|
|
*
|
|
* @bus: The AUX bus.
|
|
*/
|
|
void aux_bus_realize(AUXBus *bus);
|
|
|
|
/*
|
|
* aux_request: Make a request on the bus.
|
|
*
|
|
* Returns the reply of the request.
|
|
*
|
|
* @bus Ths bus where the request happen.
|
|
* @cmd The command requested.
|
|
* @address The 20bits address of the slave.
|
|
* @len The length of the read or write.
|
|
* @data The data array which will be filled or read during transfer.
|
|
*/
|
|
AUXReply aux_request(AUXBus *bus, AUXCommand cmd, uint32_t address,
|
|
uint8_t len, uint8_t *data);
|
|
|
|
/*
|
|
* aux_get_i2c_bus: Get the i2c bus for I2C over AUX command.
|
|
*
|
|
* Returns the i2c bus associated to this AUX bus.
|
|
*
|
|
* @bus The AUX bus.
|
|
*/
|
|
I2CBus *aux_get_i2c_bus(AUXBus *bus);
|
|
|
|
/*
|
|
* aux_init_mmio: Init an mmio for an AUX slave.
|
|
*
|
|
* @aux_slave The AUX slave.
|
|
* @mmio The mmio to be registered.
|
|
*/
|
|
void aux_init_mmio(AUXSlave *aux_slave, MemoryRegion *mmio);
|
|
|
|
/* aux_map_slave: Map the mmio for an AUX slave on the bus.
|
|
*
|
|
* @dev The AUX slave.
|
|
* @addr The address for the slave's mmio.
|
|
*/
|
|
void aux_map_slave(AUXSlave *dev, hwaddr addr);
|
|
|
|
#endif /* HW_MISC_AUXBUS_H */
|