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/*
* ASPEED AST2400 SMC Controller (SPI Flash Only)
*
* Copyright (C) 2016 IBM Corp.
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
#ifndef ASPEED_SMC_H
#define ASPEED_SMC_H
#include "hw/ssi/ssi.h"
typedef struct AspeedSMCController {
const char *name;
uint8_t r_conf;
uint8_t r_ce_ctrl;
uint8_t r_ctrl0;
uint8_t r_timings;
uint8_t conf_enable_w0;
uint8_t max_slaves;
} AspeedSMCController;
#define TYPE_ASPEED_SMC "aspeed.smc"
#define ASPEED_SMC(obj) OBJECT_CHECK(AspeedSMCState, (obj), TYPE_ASPEED_SMC)
#define ASPEED_SMC_CLASS(klass) \
OBJECT_CLASS_CHECK(AspeedSMCClass, (klass), TYPE_ASPEED_SMC)
#define ASPEED_SMC_GET_CLASS(obj) \
OBJECT_GET_CLASS(AspeedSMCClass, (obj), TYPE_ASPEED_SMC)
typedef struct AspeedSMCClass {
SysBusDevice parent_obj;
const AspeedSMCController *ctrl;
} AspeedSMCClass;
#define ASPEED_SMC_R_MAX (0x100 / 4)
typedef struct AspeedSMCState {
SysBusDevice parent_obj;
const AspeedSMCController *ctrl;
MemoryRegion mmio;
qemu_irq irq;
int irqline;
uint32_t num_cs;
qemu_irq *cs_lines;
SSIBus *spi;
uint32_t regs[ASPEED_SMC_R_MAX];
/* depends on the controller type */
uint8_t r_conf;
uint8_t r_ce_ctrl;
uint8_t r_ctrl0;
uint8_t r_timings;
uint8_t conf_enable_w0;
} AspeedSMCState;
#endif /* ASPEED_SMC_H */
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