2018-01-22 20:43:34 +01:00
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/*
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* QEMU model of Xilinx I/O Module Interrupt Controller
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*
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* Copyright (c) 2013 Xilinx Inc
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* Written by Edgar E. Iglesias <edgar.iglesias@xilinx.com>
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* Written by Alistair Francis <alistair.francis@xilinx.com>
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#include "qemu/osdep.h"
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#include "hw/sysbus.h"
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2019-08-12 07:23:45 +02:00
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#include "migration/vmstate.h"
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2018-01-22 20:43:34 +01:00
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#include "hw/register.h"
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#include "qemu/bitops.h"
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#include "qemu/log.h"
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2019-05-23 16:35:07 +02:00
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#include "qemu/module.h"
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2018-01-22 20:43:34 +01:00
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#include "hw/intc/xlnx-pmu-iomod-intc.h"
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2019-08-12 07:23:42 +02:00
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#include "hw/irq.h"
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2019-08-12 07:23:51 +02:00
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#include "hw/qdev-properties.h"
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2018-01-22 20:43:34 +01:00
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#ifndef XLNX_PMU_IO_INTC_ERR_DEBUG
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#define XLNX_PMU_IO_INTC_ERR_DEBUG 0
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#endif
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#define DB_PRINT_L(lvl, fmt, args...) do {\
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if (XLNX_PMU_IO_INTC_ERR_DEBUG >= lvl) {\
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qemu_log(TYPE_XLNX_PMU_IO_INTC ": %s:" fmt, __func__, ## args);\
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} \
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} while (0)
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#define DB_PRINT(fmt, args...) DB_PRINT_L(1, fmt, ## args)
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REG32(IRQ_MODE, 0xc)
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REG32(GPO0, 0x10)
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FIELD(GPO0, MAGIC_WORD_1, 24, 8)
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FIELD(GPO0, MAGIC_WORD_2, 16, 8)
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FIELD(GPO0, FT_INJECT_FAILURE, 13, 3)
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FIELD(GPO0, DISABLE_RST_FTSM, 12, 1)
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FIELD(GPO0, RST_FTSM, 11, 1)
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FIELD(GPO0, CLR_FTSTS, 10, 1)
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FIELD(GPO0, RST_ON_SLEEP, 9, 1)
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FIELD(GPO0, DISABLE_TRACE_COMP, 8, 1)
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FIELD(GPO0, PIT3_PRESCALE, 7, 1)
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FIELD(GPO0, PIT2_PRESCALE, 5, 2)
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FIELD(GPO0, PIT1_PRESCALE, 3, 2)
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FIELD(GPO0, PIT0_PRESCALE, 1, 2)
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FIELD(GPO0, DEBUG_REMAP, 0, 1)
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REG32(GPO1, 0x14)
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FIELD(GPO1, MIO_5, 5, 1)
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FIELD(GPO1, MIO_4, 4, 1)
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FIELD(GPO1, MIO_3, 3, 1)
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FIELD(GPO1, MIO_2, 2, 1)
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FIELD(GPO1, MIO_1, 1, 1)
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FIELD(GPO1, MIO_0, 0, 1)
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REG32(GPO2, 0x18)
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FIELD(GPO2, DAP_RPU_WAKE_ACK, 9, 1)
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FIELD(GPO2, DAP_FP_WAKE_ACK, 8, 1)
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FIELD(GPO2, PS_STATUS, 7, 1)
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FIELD(GPO2, PCAP_EN, 6, 1)
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REG32(GPO3, 0x1c)
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FIELD(GPO3, PL_GPO_31, 31, 1)
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FIELD(GPO3, PL_GPO_30, 30, 1)
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FIELD(GPO3, PL_GPO_29, 29, 1)
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FIELD(GPO3, PL_GPO_28, 28, 1)
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FIELD(GPO3, PL_GPO_27, 27, 1)
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FIELD(GPO3, PL_GPO_26, 26, 1)
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FIELD(GPO3, PL_GPO_25, 25, 1)
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FIELD(GPO3, PL_GPO_24, 24, 1)
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FIELD(GPO3, PL_GPO_23, 23, 1)
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FIELD(GPO3, PL_GPO_22, 22, 1)
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FIELD(GPO3, PL_GPO_21, 21, 1)
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FIELD(GPO3, PL_GPO_20, 20, 1)
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FIELD(GPO3, PL_GPO_19, 19, 1)
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FIELD(GPO3, PL_GPO_18, 18, 1)
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FIELD(GPO3, PL_GPO_17, 17, 1)
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FIELD(GPO3, PL_GPO_16, 16, 1)
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FIELD(GPO3, PL_GPO_15, 15, 1)
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FIELD(GPO3, PL_GPO_14, 14, 1)
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FIELD(GPO3, PL_GPO_13, 13, 1)
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FIELD(GPO3, PL_GPO_12, 12, 1)
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FIELD(GPO3, PL_GPO_11, 11, 1)
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FIELD(GPO3, PL_GPO_10, 10, 1)
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FIELD(GPO3, PL_GPO_9, 9, 1)
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FIELD(GPO3, PL_GPO_8, 8, 1)
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FIELD(GPO3, PL_GPO_7, 7, 1)
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FIELD(GPO3, PL_GPO_6, 6, 1)
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FIELD(GPO3, PL_GPO_5, 5, 1)
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FIELD(GPO3, PL_GPO_4, 4, 1)
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FIELD(GPO3, PL_GPO_3, 3, 1)
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FIELD(GPO3, PL_GPO_2, 2, 1)
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FIELD(GPO3, PL_GPO_1, 1, 1)
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FIELD(GPO3, PL_GPO_0, 0, 1)
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REG32(GPI0, 0x20)
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FIELD(GPI0, RFT_ECC_FATAL_ERR, 31, 1)
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FIELD(GPI0, RFT_VOTER_ERR, 30, 1)
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FIELD(GPI0, RFT_COMPARE_ERR_23, 29, 1)
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FIELD(GPI0, RFT_COMPARE_ERR_13, 28, 1)
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FIELD(GPI0, RFT_COMPARE_ERR_12, 27, 1)
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FIELD(GPI0, RFT_LS_MISMATCH_23_B, 26, 1)
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FIELD(GPI0, RFT_LS_MISMATCH_13_B, 25, 1)
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FIELD(GPI0, RFT_LS_MISMATCH_12_B, 24, 1)
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FIELD(GPI0, RFT_MISMATCH_STATE, 23, 1)
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FIELD(GPI0, RFT_MISMATCH_CPU, 22, 1)
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FIELD(GPI0, RFT_SLEEP_RESET, 19, 1)
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FIELD(GPI0, RFT_LS_MISMATCH_23_A, 18, 1)
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FIELD(GPI0, RFT_LS_MISMATCH_13_A, 17, 1)
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FIELD(GPI0, RFT_LS_MISMATCH_12_A, 16, 1)
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FIELD(GPI0, NFT_ECC_FATAL_ERR, 15, 1)
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FIELD(GPI0, NFT_VOTER_ERR, 14, 1)
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FIELD(GPI0, NFT_COMPARE_ERR_23, 13, 1)
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FIELD(GPI0, NFT_COMPARE_ERR_13, 12, 1)
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FIELD(GPI0, NFT_COMPARE_ERR_12, 11, 1)
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FIELD(GPI0, NFT_LS_MISMATCH_23_B, 10, 1)
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FIELD(GPI0, NFT_LS_MISMATCH_13_B, 9, 1)
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FIELD(GPI0, NFT_LS_MISMATCH_12_B, 8, 1)
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FIELD(GPI0, NFT_MISMATCH_STATE, 7, 1)
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FIELD(GPI0, NFT_MISMATCH_CPU, 6, 1)
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FIELD(GPI0, NFT_SLEEP_RESET, 3, 1)
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FIELD(GPI0, NFT_LS_MISMATCH_23_A, 2, 1)
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FIELD(GPI0, NFT_LS_MISMATCH_13_A, 1, 1)
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FIELD(GPI0, NFT_LS_MISMATCH_12_A, 0, 1)
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REG32(GPI1, 0x24)
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FIELD(GPI1, APB_AIB_ERROR, 31, 1)
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FIELD(GPI1, AXI_AIB_ERROR, 30, 1)
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FIELD(GPI1, ERROR_2, 29, 1)
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FIELD(GPI1, ERROR_1, 28, 1)
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FIELD(GPI1, ACPU_3_DBG_PWRUP, 23, 1)
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FIELD(GPI1, ACPU_2_DBG_PWRUP, 22, 1)
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FIELD(GPI1, ACPU_1_DBG_PWRUP, 21, 1)
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FIELD(GPI1, ACPU_0_DBG_PWRUP, 20, 1)
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FIELD(GPI1, FPD_WAKE_GIC_PROXY, 16, 1)
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FIELD(GPI1, MIO_WAKE_5, 15, 1)
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FIELD(GPI1, MIO_WAKE_4, 14, 1)
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FIELD(GPI1, MIO_WAKE_3, 13, 1)
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FIELD(GPI1, MIO_WAKE_2, 12, 1)
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FIELD(GPI1, MIO_WAKE_1, 11, 1)
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FIELD(GPI1, MIO_WAKE_0, 10, 1)
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FIELD(GPI1, DAP_RPU_WAKE, 9, 1)
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FIELD(GPI1, DAP_FPD_WAKE, 8, 1)
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FIELD(GPI1, USB_1_WAKE, 7, 1)
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FIELD(GPI1, USB_0_WAKE, 6, 1)
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FIELD(GPI1, R5_1_WAKE, 5, 1)
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FIELD(GPI1, R5_0_WAKE, 4, 1)
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FIELD(GPI1, ACPU_3_WAKE, 3, 1)
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FIELD(GPI1, ACPU_2_WAKE, 2, 1)
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FIELD(GPI1, ACPU_1_WAKE, 1, 1)
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FIELD(GPI1, ACPU_0_WAKE, 0, 1)
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REG32(GPI2, 0x28)
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FIELD(GPI2, VCC_INT_FP_DISCONNECT, 31, 1)
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FIELD(GPI2, VCC_INT_DISCONNECT, 30, 1)
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FIELD(GPI2, VCC_AUX_DISCONNECT, 29, 1)
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FIELD(GPI2, DBG_ACPU3_RST_REQ, 23, 1)
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FIELD(GPI2, DBG_ACPU2_RST_REQ, 22, 1)
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FIELD(GPI2, DBG_ACPU1_RST_REQ, 21, 1)
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FIELD(GPI2, DBG_ACPU0_RST_REQ, 20, 1)
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FIELD(GPI2, CP_ACPU3_RST_REQ, 19, 1)
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FIELD(GPI2, CP_ACPU2_RST_REQ, 18, 1)
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FIELD(GPI2, CP_ACPU1_RST_REQ, 17, 1)
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FIELD(GPI2, CP_ACPU0_RST_REQ, 16, 1)
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FIELD(GPI2, DBG_RCPU1_RST_REQ, 9, 1)
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FIELD(GPI2, DBG_RCPU0_RST_REQ, 8, 1)
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FIELD(GPI2, R5_1_SLEEP, 5, 1)
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FIELD(GPI2, R5_0_SLEEP, 4, 1)
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FIELD(GPI2, ACPU_3_SLEEP, 3, 1)
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FIELD(GPI2, ACPU_2_SLEEP, 2, 1)
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FIELD(GPI2, ACPU_1_SLEEP, 1, 1)
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FIELD(GPI2, ACPU_0_SLEEP, 0, 1)
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REG32(GPI3, 0x2c)
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FIELD(GPI3, PL_GPI_31, 31, 1)
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FIELD(GPI3, PL_GPI_30, 30, 1)
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FIELD(GPI3, PL_GPI_29, 29, 1)
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FIELD(GPI3, PL_GPI_28, 28, 1)
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FIELD(GPI3, PL_GPI_27, 27, 1)
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FIELD(GPI3, PL_GPI_26, 26, 1)
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FIELD(GPI3, PL_GPI_25, 25, 1)
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FIELD(GPI3, PL_GPI_24, 24, 1)
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FIELD(GPI3, PL_GPI_23, 23, 1)
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FIELD(GPI3, PL_GPI_22, 22, 1)
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FIELD(GPI3, PL_GPI_21, 21, 1)
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FIELD(GPI3, PL_GPI_20, 20, 1)
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FIELD(GPI3, PL_GPI_19, 19, 1)
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FIELD(GPI3, PL_GPI_18, 18, 1)
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FIELD(GPI3, PL_GPI_17, 17, 1)
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FIELD(GPI3, PL_GPI_16, 16, 1)
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FIELD(GPI3, PL_GPI_15, 15, 1)
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FIELD(GPI3, PL_GPI_14, 14, 1)
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FIELD(GPI3, PL_GPI_13, 13, 1)
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FIELD(GPI3, PL_GPI_12, 12, 1)
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FIELD(GPI3, PL_GPI_11, 11, 1)
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FIELD(GPI3, PL_GPI_10, 10, 1)
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FIELD(GPI3, PL_GPI_9, 9, 1)
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FIELD(GPI3, PL_GPI_8, 8, 1)
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FIELD(GPI3, PL_GPI_7, 7, 1)
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FIELD(GPI3, PL_GPI_6, 6, 1)
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FIELD(GPI3, PL_GPI_5, 5, 1)
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FIELD(GPI3, PL_GPI_4, 4, 1)
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FIELD(GPI3, PL_GPI_3, 3, 1)
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FIELD(GPI3, PL_GPI_2, 2, 1)
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FIELD(GPI3, PL_GPI_1, 1, 1)
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FIELD(GPI3, PL_GPI_0, 0, 1)
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REG32(IRQ_STATUS, 0x30)
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FIELD(IRQ_STATUS, CSU_PMU_SEC_LOCK, 31, 1)
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FIELD(IRQ_STATUS, INV_ADDR, 29, 1)
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FIELD(IRQ_STATUS, PWR_DN_REQ, 28, 1)
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FIELD(IRQ_STATUS, PWR_UP_REQ, 27, 1)
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FIELD(IRQ_STATUS, SW_RST_REQ, 26, 1)
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FIELD(IRQ_STATUS, HW_RST_REQ, 25, 1)
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FIELD(IRQ_STATUS, ISO_REQ, 24, 1)
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FIELD(IRQ_STATUS, FW_REQ, 23, 1)
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FIELD(IRQ_STATUS, IPI3, 22, 1)
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FIELD(IRQ_STATUS, IPI2, 21, 1)
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FIELD(IRQ_STATUS, IPI1, 20, 1)
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FIELD(IRQ_STATUS, IPI0, 19, 1)
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FIELD(IRQ_STATUS, RTC_ALARM, 18, 1)
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FIELD(IRQ_STATUS, RTC_EVERY_SECOND, 17, 1)
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FIELD(IRQ_STATUS, CORRECTABLE_ECC, 16, 1)
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FIELD(IRQ_STATUS, GPI3, 14, 1)
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FIELD(IRQ_STATUS, GPI2, 13, 1)
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FIELD(IRQ_STATUS, GPI1, 12, 1)
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FIELD(IRQ_STATUS, GPI0, 11, 1)
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FIELD(IRQ_STATUS, PIT3, 6, 1)
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FIELD(IRQ_STATUS, PIT2, 5, 1)
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FIELD(IRQ_STATUS, PIT1, 4, 1)
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FIELD(IRQ_STATUS, PIT0, 3, 1)
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REG32(IRQ_PENDING, 0x34)
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FIELD(IRQ_PENDING, CSU_PMU_SEC_LOCK, 31, 1)
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|
|
FIELD(IRQ_PENDING, INV_ADDR, 29, 1)
|
|
|
|
|
FIELD(IRQ_PENDING, PWR_DN_REQ, 28, 1)
|
|
|
|
|
FIELD(IRQ_PENDING, PWR_UP_REQ, 27, 1)
|
|
|
|
|
FIELD(IRQ_PENDING, SW_RST_REQ, 26, 1)
|
|
|
|
|
FIELD(IRQ_PENDING, HW_RST_REQ, 25, 1)
|
|
|
|
|
FIELD(IRQ_PENDING, ISO_REQ, 24, 1)
|
|
|
|
|
FIELD(IRQ_PENDING, FW_REQ, 23, 1)
|
|
|
|
|
FIELD(IRQ_PENDING, IPI3, 22, 1)
|
|
|
|
|
FIELD(IRQ_PENDING, IPI2, 21, 1)
|
|
|
|
|
FIELD(IRQ_PENDING, IPI1, 20, 1)
|
|
|
|
|
FIELD(IRQ_PENDING, IPI0, 19, 1)
|
|
|
|
|
FIELD(IRQ_PENDING, RTC_ALARM, 18, 1)
|
|
|
|
|
FIELD(IRQ_PENDING, RTC_EVERY_SECOND, 17, 1)
|
|
|
|
|
FIELD(IRQ_PENDING, CORRECTABLE_ECC, 16, 1)
|
|
|
|
|
FIELD(IRQ_PENDING, GPI3, 14, 1)
|
|
|
|
|
FIELD(IRQ_PENDING, GPI2, 13, 1)
|
|
|
|
|
FIELD(IRQ_PENDING, GPI1, 12, 1)
|
|
|
|
|
FIELD(IRQ_PENDING, GPI0, 11, 1)
|
|
|
|
|
FIELD(IRQ_PENDING, PIT3, 6, 1)
|
|
|
|
|
FIELD(IRQ_PENDING, PIT2, 5, 1)
|
|
|
|
|
FIELD(IRQ_PENDING, PIT1, 4, 1)
|
|
|
|
|
FIELD(IRQ_PENDING, PIT0, 3, 1)
|
|
|
|
|
REG32(IRQ_ENABLE, 0x38)
|
|
|
|
|
FIELD(IRQ_ENABLE, CSU_PMU_SEC_LOCK, 31, 1)
|
|
|
|
|
FIELD(IRQ_ENABLE, INV_ADDR, 29, 1)
|
|
|
|
|
FIELD(IRQ_ENABLE, PWR_DN_REQ, 28, 1)
|
|
|
|
|
FIELD(IRQ_ENABLE, PWR_UP_REQ, 27, 1)
|
|
|
|
|
FIELD(IRQ_ENABLE, SW_RST_REQ, 26, 1)
|
|
|
|
|
FIELD(IRQ_ENABLE, HW_RST_REQ, 25, 1)
|
|
|
|
|
FIELD(IRQ_ENABLE, ISO_REQ, 24, 1)
|
|
|
|
|
FIELD(IRQ_ENABLE, FW_REQ, 23, 1)
|
|
|
|
|
FIELD(IRQ_ENABLE, IPI3, 22, 1)
|
|
|
|
|
FIELD(IRQ_ENABLE, IPI2, 21, 1)
|
|
|
|
|
FIELD(IRQ_ENABLE, IPI1, 20, 1)
|
|
|
|
|
FIELD(IRQ_ENABLE, IPI0, 19, 1)
|
|
|
|
|
FIELD(IRQ_ENABLE, RTC_ALARM, 18, 1)
|
|
|
|
|
FIELD(IRQ_ENABLE, RTC_EVERY_SECOND, 17, 1)
|
|
|
|
|
FIELD(IRQ_ENABLE, CORRECTABLE_ECC, 16, 1)
|
|
|
|
|
FIELD(IRQ_ENABLE, GPI3, 14, 1)
|
|
|
|
|
FIELD(IRQ_ENABLE, GPI2, 13, 1)
|
|
|
|
|
FIELD(IRQ_ENABLE, GPI1, 12, 1)
|
|
|
|
|
FIELD(IRQ_ENABLE, GPI0, 11, 1)
|
|
|
|
|
FIELD(IRQ_ENABLE, PIT3, 6, 1)
|
|
|
|
|
FIELD(IRQ_ENABLE, PIT2, 5, 1)
|
|
|
|
|
FIELD(IRQ_ENABLE, PIT1, 4, 1)
|
|
|
|
|
FIELD(IRQ_ENABLE, PIT0, 3, 1)
|
|
|
|
|
REG32(IRQ_ACK, 0x3c)
|
|
|
|
|
FIELD(IRQ_ACK, CSU_PMU_SEC_LOCK, 31, 1)
|
|
|
|
|
FIELD(IRQ_ACK, INV_ADDR, 29, 1)
|
|
|
|
|
FIELD(IRQ_ACK, PWR_DN_REQ, 28, 1)
|
|
|
|
|
FIELD(IRQ_ACK, PWR_UP_REQ, 27, 1)
|
|
|
|
|
FIELD(IRQ_ACK, SW_RST_REQ, 26, 1)
|
|
|
|
|
FIELD(IRQ_ACK, HW_RST_REQ, 25, 1)
|
|
|
|
|
FIELD(IRQ_ACK, ISO_REQ, 24, 1)
|
|
|
|
|
FIELD(IRQ_ACK, FW_REQ, 23, 1)
|
|
|
|
|
FIELD(IRQ_ACK, IPI3, 22, 1)
|
|
|
|
|
FIELD(IRQ_ACK, IPI2, 21, 1)
|
|
|
|
|
FIELD(IRQ_ACK, IPI1, 20, 1)
|
|
|
|
|
FIELD(IRQ_ACK, IPI0, 19, 1)
|
|
|
|
|
FIELD(IRQ_ACK, RTC_ALARM, 18, 1)
|
|
|
|
|
FIELD(IRQ_ACK, RTC_EVERY_SECOND, 17, 1)
|
|
|
|
|
FIELD(IRQ_ACK, CORRECTABLE_ECC, 16, 1)
|
|
|
|
|
FIELD(IRQ_ACK, GPI3, 14, 1)
|
|
|
|
|
FIELD(IRQ_ACK, GPI2, 13, 1)
|
|
|
|
|
FIELD(IRQ_ACK, GPI1, 12, 1)
|
|
|
|
|
FIELD(IRQ_ACK, GPI0, 11, 1)
|
|
|
|
|
FIELD(IRQ_ACK, PIT3, 6, 1)
|
|
|
|
|
FIELD(IRQ_ACK, PIT2, 5, 1)
|
|
|
|
|
FIELD(IRQ_ACK, PIT1, 4, 1)
|
|
|
|
|
FIELD(IRQ_ACK, PIT0, 3, 1)
|
|
|
|
|
REG32(PIT0_PRELOAD, 0x40)
|
|
|
|
|
REG32(PIT0_COUNTER, 0x44)
|
|
|
|
|
REG32(PIT0_CONTROL, 0x48)
|
|
|
|
|
FIELD(PIT0_CONTROL, PRELOAD, 1, 1)
|
|
|
|
|
FIELD(PIT0_CONTROL, EN, 0, 1)
|
|
|
|
|
REG32(PIT1_PRELOAD, 0x50)
|
|
|
|
|
REG32(PIT1_COUNTER, 0x54)
|
|
|
|
|
REG32(PIT1_CONTROL, 0x58)
|
|
|
|
|
FIELD(PIT1_CONTROL, PRELOAD, 1, 1)
|
|
|
|
|
FIELD(PIT1_CONTROL, EN, 0, 1)
|
|
|
|
|
REG32(PIT2_PRELOAD, 0x60)
|
|
|
|
|
REG32(PIT2_COUNTER, 0x64)
|
|
|
|
|
REG32(PIT2_CONTROL, 0x68)
|
|
|
|
|
FIELD(PIT2_CONTROL, PRELOAD, 1, 1)
|
|
|
|
|
FIELD(PIT2_CONTROL, EN, 0, 1)
|
|
|
|
|
REG32(PIT3_PRELOAD, 0x70)
|
|
|
|
|
REG32(PIT3_COUNTER, 0x74)
|
|
|
|
|
REG32(PIT3_CONTROL, 0x78)
|
|
|
|
|
FIELD(PIT3_CONTROL, PRELOAD, 1, 1)
|
|
|
|
|
FIELD(PIT3_CONTROL, EN, 0, 1)
|
|
|
|
|
|
|
|
|
|
static void xlnx_pmu_io_irq_update(XlnxPMUIOIntc *s)
|
|
|
|
|
{
|
|
|
|
|
bool irq_out;
|
|
|
|
|
|
|
|
|
|
s->regs[R_IRQ_PENDING] = s->regs[R_IRQ_STATUS] & s->regs[R_IRQ_ENABLE];
|
|
|
|
|
irq_out = !!s->regs[R_IRQ_PENDING];
|
|
|
|
|
|
|
|
|
|
DB_PRINT("Setting IRQ output = %d\n", irq_out);
|
|
|
|
|
|
|
|
|
|
qemu_set_irq(s->parent_irq, irq_out);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
static void xlnx_pmu_io_irq_enable_postw(RegisterInfo *reg, uint64_t val64)
|
|
|
|
|
{
|
|
|
|
|
XlnxPMUIOIntc *s = XLNX_PMU_IO_INTC(reg->opaque);
|
|
|
|
|
|
|
|
|
|
xlnx_pmu_io_irq_update(s);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
static void xlnx_pmu_io_irq_ack_postw(RegisterInfo *reg, uint64_t val64)
|
|
|
|
|
{
|
|
|
|
|
XlnxPMUIOIntc *s = XLNX_PMU_IO_INTC(reg->opaque);
|
|
|
|
|
uint32_t val = val64;
|
|
|
|
|
|
|
|
|
|
/* Only clear */
|
|
|
|
|
val &= s->regs[R_IRQ_STATUS];
|
|
|
|
|
s->regs[R_IRQ_STATUS] ^= val;
|
|
|
|
|
|
|
|
|
|
/* Active level triggered interrupts stay high. */
|
|
|
|
|
s->regs[R_IRQ_STATUS] |= s->irq_raw & ~s->cfg.level_edge;
|
|
|
|
|
|
|
|
|
|
xlnx_pmu_io_irq_update(s);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
static const RegisterAccessInfo xlnx_pmu_io_intc_regs_info[] = {
|
|
|
|
|
{ .name = "IRQ_MODE", .addr = A_IRQ_MODE,
|
|
|
|
|
.rsvd = 0xffffffff,
|
|
|
|
|
},{ .name = "GPO0", .addr = A_GPO0,
|
|
|
|
|
},{ .name = "GPO1", .addr = A_GPO1,
|
|
|
|
|
.rsvd = 0xffffffc0,
|
|
|
|
|
},{ .name = "GPO2", .addr = A_GPO2,
|
|
|
|
|
.rsvd = 0xfffffc3f,
|
|
|
|
|
},{ .name = "GPO3", .addr = A_GPO3,
|
|
|
|
|
},{ .name = "GPI0", .addr = A_GPI0,
|
|
|
|
|
.rsvd = 0x300030,
|
|
|
|
|
.ro = 0xffcfffcf,
|
|
|
|
|
},{ .name = "GPI1", .addr = A_GPI1,
|
|
|
|
|
.rsvd = 0xf0e0000,
|
|
|
|
|
.ro = 0xf0f1ffff,
|
|
|
|
|
},{ .name = "GPI2", .addr = A_GPI2,
|
|
|
|
|
.rsvd = 0x1f00fcc0,
|
|
|
|
|
.ro = 0xe0ff033f,
|
|
|
|
|
},{ .name = "GPI3", .addr = A_GPI3,
|
|
|
|
|
.ro = 0xffffffff,
|
|
|
|
|
},{ .name = "IRQ_STATUS", .addr = A_IRQ_STATUS,
|
|
|
|
|
.rsvd = 0x40008787,
|
|
|
|
|
.ro = 0xbfff7878,
|
|
|
|
|
},{ .name = "IRQ_PENDING", .addr = A_IRQ_PENDING,
|
|
|
|
|
.rsvd = 0x40008787,
|
|
|
|
|
.ro = 0xdfff7ff8,
|
|
|
|
|
},{ .name = "IRQ_ENABLE", .addr = A_IRQ_ENABLE,
|
|
|
|
|
.rsvd = 0x40008787,
|
|
|
|
|
.ro = 0x7800,
|
|
|
|
|
.post_write = xlnx_pmu_io_irq_enable_postw,
|
|
|
|
|
},{ .name = "IRQ_ACK", .addr = A_IRQ_ACK,
|
|
|
|
|
.rsvd = 0x40008787,
|
|
|
|
|
.post_write = xlnx_pmu_io_irq_ack_postw,
|
|
|
|
|
},{ .name = "PIT0_PRELOAD", .addr = A_PIT0_PRELOAD,
|
|
|
|
|
.ro = 0xffffffff,
|
|
|
|
|
},{ .name = "PIT0_COUNTER", .addr = A_PIT0_COUNTER,
|
|
|
|
|
.ro = 0xffffffff,
|
|
|
|
|
},{ .name = "PIT0_CONTROL", .addr = A_PIT0_CONTROL,
|
|
|
|
|
.rsvd = 0xfffffffc,
|
|
|
|
|
},{ .name = "PIT1_PRELOAD", .addr = A_PIT1_PRELOAD,
|
|
|
|
|
.ro = 0xffffffff,
|
|
|
|
|
},{ .name = "PIT1_COUNTER", .addr = A_PIT1_COUNTER,
|
|
|
|
|
.ro = 0xffffffff,
|
|
|
|
|
},{ .name = "PIT1_CONTROL", .addr = A_PIT1_CONTROL,
|
|
|
|
|
.rsvd = 0xfffffffc,
|
|
|
|
|
},{ .name = "PIT2_PRELOAD", .addr = A_PIT2_PRELOAD,
|
|
|
|
|
.ro = 0xffffffff,
|
|
|
|
|
},{ .name = "PIT2_COUNTER", .addr = A_PIT2_COUNTER,
|
|
|
|
|
.ro = 0xffffffff,
|
|
|
|
|
},{ .name = "PIT2_CONTROL", .addr = A_PIT2_CONTROL,
|
|
|
|
|
.rsvd = 0xfffffffc,
|
|
|
|
|
},{ .name = "PIT3_PRELOAD", .addr = A_PIT3_PRELOAD,
|
|
|
|
|
.ro = 0xffffffff,
|
|
|
|
|
},{ .name = "PIT3_COUNTER", .addr = A_PIT3_COUNTER,
|
|
|
|
|
.ro = 0xffffffff,
|
|
|
|
|
},{ .name = "PIT3_CONTROL", .addr = A_PIT3_CONTROL,
|
|
|
|
|
.rsvd = 0xfffffffc,
|
|
|
|
|
}
|
|
|
|
|
};
|
|
|
|
|
|
|
|
|
|
static void irq_handler(void *opaque, int irq, int level)
|
|
|
|
|
{
|
|
|
|
|
XlnxPMUIOIntc *s = XLNX_PMU_IO_INTC(opaque);
|
|
|
|
|
uint32_t mask = 1 << irq;
|
|
|
|
|
uint32_t prev = s->irq_raw;
|
|
|
|
|
uint32_t temp;
|
|
|
|
|
|
|
|
|
|
s->irq_raw &= ~mask;
|
|
|
|
|
s->irq_raw |= (!!level) << irq;
|
|
|
|
|
|
|
|
|
|
/* Turn active-low into active-high. */
|
|
|
|
|
s->irq_raw ^= (~s->cfg.positive);
|
|
|
|
|
s->irq_raw &= mask;
|
|
|
|
|
|
|
|
|
|
if (s->cfg.level_edge & mask) {
|
|
|
|
|
/* Edge triggered. */
|
|
|
|
|
temp = (prev ^ s->irq_raw) & s->irq_raw;
|
|
|
|
|
} else {
|
|
|
|
|
/* Level triggered. */
|
|
|
|
|
temp = s->irq_raw;
|
|
|
|
|
}
|
|
|
|
|
s->regs[R_IRQ_STATUS] |= temp;
|
|
|
|
|
|
|
|
|
|
xlnx_pmu_io_irq_update(s);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
static void xlnx_pmu_io_intc_reset(DeviceState *dev)
|
|
|
|
|
{
|
|
|
|
|
XlnxPMUIOIntc *s = XLNX_PMU_IO_INTC(dev);
|
|
|
|
|
unsigned int i;
|
|
|
|
|
|
|
|
|
|
for (i = 0; i < ARRAY_SIZE(s->regs_info); ++i) {
|
|
|
|
|
register_reset(&s->regs_info[i]);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
xlnx_pmu_io_irq_update(s);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
static const MemoryRegionOps xlnx_pmu_io_intc_ops = {
|
|
|
|
|
.read = register_read_memory,
|
|
|
|
|
.write = register_write_memory,
|
|
|
|
|
.endianness = DEVICE_LITTLE_ENDIAN,
|
|
|
|
|
.valid = {
|
|
|
|
|
.min_access_size = 4,
|
|
|
|
|
.max_access_size = 4,
|
|
|
|
|
},
|
|
|
|
|
};
|
|
|
|
|
|
|
|
|
|
static Property xlnx_pmu_io_intc_properties[] = {
|
|
|
|
|
DEFINE_PROP_UINT32("intc-intr-size", XlnxPMUIOIntc, cfg.intr_size, 0),
|
|
|
|
|
DEFINE_PROP_UINT32("intc-level-edge", XlnxPMUIOIntc, cfg.level_edge, 0),
|
|
|
|
|
DEFINE_PROP_UINT32("intc-positive", XlnxPMUIOIntc, cfg.positive, 0),
|
|
|
|
|
DEFINE_PROP_END_OF_LIST(),
|
|
|
|
|
};
|
|
|
|
|
|
|
|
|
|
static void xlnx_pmu_io_intc_realize(DeviceState *dev, Error **errp)
|
|
|
|
|
{
|
|
|
|
|
XlnxPMUIOIntc *s = XLNX_PMU_IO_INTC(dev);
|
|
|
|
|
|
|
|
|
|
/* Internal interrupts are edge triggered */
|
|
|
|
|
s->cfg.level_edge <<= 16;
|
|
|
|
|
s->cfg.level_edge |= 0xffff;
|
|
|
|
|
|
|
|
|
|
/* Internal interrupts are positive. */
|
|
|
|
|
s->cfg.positive <<= 16;
|
|
|
|
|
s->cfg.positive |= 0xffff;
|
|
|
|
|
|
|
|
|
|
/* Max 16 external interrupts. */
|
|
|
|
|
assert(s->cfg.intr_size <= 16);
|
|
|
|
|
|
|
|
|
|
qdev_init_gpio_in(dev, irq_handler, 16 + s->cfg.intr_size);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
static void xlnx_pmu_io_intc_init(Object *obj)
|
|
|
|
|
{
|
|
|
|
|
XlnxPMUIOIntc *s = XLNX_PMU_IO_INTC(obj);
|
|
|
|
|
SysBusDevice *sbd = SYS_BUS_DEVICE(obj);
|
|
|
|
|
RegisterInfoArray *reg_array;
|
|
|
|
|
|
|
|
|
|
memory_region_init(&s->iomem, obj, TYPE_XLNX_PMU_IO_INTC,
|
|
|
|
|
XLNXPMUIOINTC_R_MAX * 4);
|
|
|
|
|
reg_array =
|
|
|
|
|
register_init_block32(DEVICE(obj), xlnx_pmu_io_intc_regs_info,
|
|
|
|
|
ARRAY_SIZE(xlnx_pmu_io_intc_regs_info),
|
|
|
|
|
s->regs_info, s->regs,
|
|
|
|
|
&xlnx_pmu_io_intc_ops,
|
|
|
|
|
XLNX_PMU_IO_INTC_ERR_DEBUG,
|
|
|
|
|
XLNXPMUIOINTC_R_MAX * 4);
|
|
|
|
|
memory_region_add_subregion(&s->iomem,
|
|
|
|
|
0x0,
|
|
|
|
|
®_array->mem);
|
|
|
|
|
sysbus_init_mmio(sbd, &s->iomem);
|
|
|
|
|
|
|
|
|
|
sysbus_init_irq(sbd, &s->parent_irq);
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}
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static const VMStateDescription vmstate_xlnx_pmu_io_intc = {
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.name = TYPE_XLNX_PMU_IO_INTC,
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.version_id = 1,
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.minimum_version_id = 1,
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.fields = (VMStateField[]) {
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VMSTATE_UINT32_ARRAY(regs, XlnxPMUIOIntc, XLNXPMUIOINTC_R_MAX),
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VMSTATE_END_OF_LIST(),
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}
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};
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static void xlnx_pmu_io_intc_class_init(ObjectClass *klass, void *data)
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{
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DeviceClass *dc = DEVICE_CLASS(klass);
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dc->reset = xlnx_pmu_io_intc_reset;
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dc->realize = xlnx_pmu_io_intc_realize;
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dc->vmsd = &vmstate_xlnx_pmu_io_intc;
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dc->props = xlnx_pmu_io_intc_properties;
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}
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static const TypeInfo xlnx_pmu_io_intc_info = {
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.name = TYPE_XLNX_PMU_IO_INTC,
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.parent = TYPE_SYS_BUS_DEVICE,
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.instance_size = sizeof(XlnxPMUIOIntc),
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.class_init = xlnx_pmu_io_intc_class_init,
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.instance_init = xlnx_pmu_io_intc_init,
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};
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static void xlnx_pmu_io_intc_register_types(void)
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|
|
|
|
{
|
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|
|
|
type_register_static(&xlnx_pmu_io_intc_info);
|
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|
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}
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|
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type_init(xlnx_pmu_io_intc_register_types)
|
