107 lines
2.9 KiB
C
107 lines
2.9 KiB
C
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/*
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* QEMU PowerPC PowerNV LPC controller
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*
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* Copyright (c) 2016, IBM Corporation.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef PPC_PNV_LPC_H
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#define PPC_PNV_LPC_H
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#include "hw/ppc/pnv_psi.h"
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#define TYPE_PNV_LPC "pnv-lpc"
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#define PNV_LPC(obj) \
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OBJECT_CHECK(PnvLpcController, (obj), TYPE_PNV_LPC)
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#define TYPE_PNV8_LPC TYPE_PNV_LPC "-POWER8"
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#define PNV8_LPC(obj) OBJECT_CHECK(PnvLpcController, (obj), TYPE_PNV8_LPC)
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#define TYPE_PNV9_LPC TYPE_PNV_LPC "-POWER9"
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#define PNV9_LPC(obj) OBJECT_CHECK(PnvLpcController, (obj), TYPE_PNV9_LPC)
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#define TYPE_PNV10_LPC TYPE_PNV_LPC "-POWER10"
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#define PNV10_LPC(obj) OBJECT_CHECK(PnvLpcController, (obj), TYPE_PNV10_LPC)
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typedef struct PnvLpcController {
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DeviceState parent;
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uint64_t eccb_stat_reg;
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uint32_t eccb_data_reg;
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/* OPB bus */
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MemoryRegion opb_mr;
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AddressSpace opb_as;
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/* ISA IO and Memory space */
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MemoryRegion isa_io;
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MemoryRegion isa_mem;
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MemoryRegion isa_fw;
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/* Windows from OPB to ISA (aliases) */
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MemoryRegion opb_isa_io;
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MemoryRegion opb_isa_mem;
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MemoryRegion opb_isa_fw;
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/* Registers */
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MemoryRegion lpc_hc_regs;
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MemoryRegion opb_master_regs;
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/* OPB Master LS registers */
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uint32_t opb_irq_route0;
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uint32_t opb_irq_route1;
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uint32_t opb_irq_stat;
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uint32_t opb_irq_mask;
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uint32_t opb_irq_pol;
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uint32_t opb_irq_input;
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/* LPC HC registers */
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uint32_t lpc_hc_fw_seg_idsel;
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uint32_t lpc_hc_fw_rd_acc_size;
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uint32_t lpc_hc_irqser_ctrl;
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uint32_t lpc_hc_irqmask;
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uint32_t lpc_hc_irqstat;
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uint32_t lpc_hc_error_addr;
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/* XSCOM registers */
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MemoryRegion xscom_regs;
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/* PSI to generate interrupts */
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PnvPsi *psi;
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} PnvLpcController;
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#define PNV_LPC_CLASS(klass) \
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OBJECT_CLASS_CHECK(PnvLpcClass, (klass), TYPE_PNV_LPC)
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#define PNV_LPC_GET_CLASS(obj) \
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OBJECT_GET_CLASS(PnvLpcClass, (obj), TYPE_PNV_LPC)
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typedef struct PnvLpcClass {
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DeviceClass parent_class;
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int psi_irq;
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DeviceRealize parent_realize;
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} PnvLpcClass;
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/*
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* Old compilers error on typdef forward declarations. Keep them happy.
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*/
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struct PnvChip;
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ISABus *pnv_lpc_isa_create(PnvLpcController *lpc, bool use_cpld, Error **errp);
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int pnv_dt_lpc(struct PnvChip *chip, void *fdt, int root_offset,
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uint64_t lpcm_addr, uint64_t lpcm_size);
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#endif /* PPC_PNV_LPC_H */
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