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/*
* QEMU PowerPC 4xx emulation shared definitions
*
* Copyright (c) 2007 Jocelyn Mayer
*
* 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 PPC4XX_H
#define PPC4XX_H
#include "hw/ppc/ppc.h"
#include "exec/memory.h"
#include "hw/sysbus.h"
#define TYPE_PPC4xx_HOST_BRIDGE "ppc4xx-host-bridge"
#define TYPE_PPC4xx_PCI_HOST "ppc4xx-pci-host"
#define TYPE_PPC440_PCIX_HOST "ppc440-pcix-host"
#define TYPE_PPC460EX_PCIE_HOST "ppc460ex-pcie-host"
/*
* Generic DCR device
*/
#define TYPE_PPC4xx_DCR_DEVICE "ppc4xx-dcr-device"
OBJECT_DECLARE_SIMPLE_TYPE(Ppc4xxDcrDeviceState, PPC4xx_DCR_DEVICE);
struct Ppc4xxDcrDeviceState {
SysBusDevice parent_obj;
PowerPCCPU *cpu;
};
void ppc4xx_dcr_register(Ppc4xxDcrDeviceState *dev, int dcrn, void *opaque,
dcr_read_cb dcr_read, dcr_write_cb dcr_write);
bool ppc4xx_dcr_realize(Ppc4xxDcrDeviceState *dev, PowerPCCPU *cpu,
Error **errp);
/* Memory Access Layer (MAL) */
#define TYPE_PPC4xx_MAL "ppc4xx-mal"
OBJECT_DECLARE_SIMPLE_TYPE(Ppc4xxMalState, PPC4xx_MAL);
struct Ppc4xxMalState {
Ppc4xxDcrDeviceState parent_obj;
qemu_irq irqs[4];
uint32_t cfg;
uint32_t esr;
uint32_t ier;
uint32_t txcasr;
uint32_t txcarr;
uint32_t txeobisr;
uint32_t txdeir;
uint32_t rxcasr;
uint32_t rxcarr;
uint32_t rxeobisr;
uint32_t rxdeir;
uint32_t *txctpr;
uint32_t *rxctpr;
uint32_t *rcbs;
uint8_t txcnum;
uint8_t rxcnum;
};
/* Peripheral local bus arbitrer */
#define TYPE_PPC4xx_PLB "ppc4xx-plb"
OBJECT_DECLARE_SIMPLE_TYPE(Ppc4xxPlbState, PPC4xx_PLB);
struct Ppc4xxPlbState {
Ppc4xxDcrDeviceState parent_obj;
uint32_t acr;
uint32_t bear;
uint32_t besr;
};
/* Peripheral controller */
#define TYPE_PPC4xx_EBC "ppc4xx-ebc"
OBJECT_DECLARE_SIMPLE_TYPE(Ppc4xxEbcState, PPC4xx_EBC);
struct Ppc4xxEbcState {
Ppc4xxDcrDeviceState parent_obj;
uint32_t addr;
uint32_t bcr[8];
uint32_t bap[8];
uint32_t bear;
uint32_t besr0;
uint32_t besr1;
uint32_t cfg;
};
/* SDRAM DDR controller */
typedef struct {
MemoryRegion ram;
MemoryRegion container; /* used for clipping */
hwaddr base;
hwaddr size;
uint32_t bcr;
} Ppc4xxSdramBank;
#define SDR0_DDR0_DDRM_ENCODE(n) ((((unsigned long)(n)) & 0x03) << 29)
#define SDR0_DDR0_DDRM_DDR1 0x20000000
#define SDR0_DDR0_DDRM_DDR2 0x40000000
#define TYPE_PPC4xx_SDRAM_DDR "ppc4xx-sdram-ddr"
OBJECT_DECLARE_SIMPLE_TYPE(Ppc4xxSdramDdrState, PPC4xx_SDRAM_DDR);
struct Ppc4xxSdramDdrState {
Ppc4xxDcrDeviceState parent_obj;
MemoryRegion *dram_mr;
uint32_t nbanks; /* Banks to use from 4, e.g. when board has less slots */
Ppc4xxSdramBank bank[4];
qemu_irq irq;
uint32_t addr;
uint32_t besr0;
uint32_t besr1;
uint32_t bear;
uint32_t cfg;
uint32_t status;
uint32_t rtr;
uint32_t pmit;
uint32_t tr;
uint32_t ecccfg;
uint32_t eccesr;
};
void ppc4xx_sdram_ddr_enable(Ppc4xxSdramDdrState *s);
/* SDRAM DDR2 controller */
#define TYPE_PPC4xx_SDRAM_DDR2 "ppc4xx-sdram-ddr2"
OBJECT_DECLARE_SIMPLE_TYPE(Ppc4xxSdramDdr2State, PPC4xx_SDRAM_DDR2);
struct Ppc4xxSdramDdr2State {
Ppc4xxDcrDeviceState parent_obj;
MemoryRegion *dram_mr;
uint32_t nbanks; /* Banks to use from 4, e.g. when board has less slots */
Ppc4xxSdramBank bank[4];
uint32_t addr;
uint32_t mcopt2;
};
void ppc4xx_sdram_ddr2_enable(Ppc4xxSdramDdr2State *s);
#endif /* PPC4XX_H */