diff options
| author | Yoshinori Sato <ysato@users.sourceforge.jp> | 2019-01-21 22:15:57 +0900 |
|---|---|---|
| committer | Philippe Mathieu-Daudé <f4bug@amsat.org> | 2020-06-22 18:37:12 +0200 |
| commit | e78597cc457ff76119bfc8f78aa21b2e5092da92 (patch) | |
| tree | 1fa89d4e240b343e594f931cd32f14eedfb33e70 /include/hw | |
| parent | f4d2382a9b6c3dca678d9d43b7f1e55d59ddd55d (diff) | |
hw/intc: RX62N interrupt controller (ICUa)
This implementation supported only ICUa.
Hardware manual.
https://www.renesas.com/us/en/doc/products/mpumcu/doc/rx_family/r01uh0033ej0140_rx62n.pdf
Signed-off-by: Yoshinori Sato <ysato@users.sourceforge.jp>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Tested-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20200224141923.82118-15-ysato@users.sourceforge.jp>
[PMD: Fill VMStateField for migration, cover files in MAINTAINERS]
Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Diffstat (limited to 'include/hw')
| -rw-r--r-- | include/hw/intc/rx_icu.h | 76 |
1 files changed, 76 insertions, 0 deletions
diff --git a/include/hw/intc/rx_icu.h b/include/hw/intc/rx_icu.h new file mode 100644 index 0000000000..7176015cd9 --- /dev/null +++ b/include/hw/intc/rx_icu.h @@ -0,0 +1,76 @@ +/* + * RX Interrupt Control Unit + * + * Copyright (c) 2019 Yoshinori Sato + * + * SPDX-License-Identifier: GPL-2.0-or-later + * + * This program is free software; you can redistribute it and/or modify it + * under the terms and conditions of the GNU General Public License, + * version 2 or later, as published by the Free Software Foundation. + * + * This program is distributed in the hope 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_INTC_RX_ICU_H +#define HW_INTC_RX_ICU_H + +#include "hw/sysbus.h" + +enum TRG_MODE { + TRG_LEVEL = 0, + TRG_NEDGE = 1, /* Falling */ + TRG_PEDGE = 2, /* Raising */ + TRG_BEDGE = 3, /* Both */ +}; + +struct IRQSource { + enum TRG_MODE sense; + int level; +}; + +enum { + /* Software interrupt request */ + SWI = 27, + NR_IRQS = 256 +}; + +struct RXICUState { + /*< private >*/ + SysBusDevice parent_obj; + /*< public >*/ + + MemoryRegion memory; + struct IRQSource src[NR_IRQS]; + uint32_t nr_irqs; + uint8_t *map; + uint32_t nr_sense; + uint8_t *init_sense; + + uint8_t ir[NR_IRQS]; + uint8_t dtcer[NR_IRQS]; + uint8_t ier[NR_IRQS / 8]; + uint8_t ipr[142]; + uint8_t dmasr[4]; + uint16_t fir; + uint8_t nmisr; + uint8_t nmier; + uint8_t nmiclr; + uint8_t nmicr; + int16_t req_irq; + qemu_irq _irq; + qemu_irq _fir; + qemu_irq _swi; +}; +typedef struct RXICUState RXICUState; + +#define TYPE_RX_ICU "rx-icu" +#define RX_ICU(obj) OBJECT_CHECK(RXICUState, (obj), TYPE_RX_ICU) + +#endif /* RX_ICU_H */ |