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/Linux-v6.6/Documentation/devicetree/bindings/interrupt-controller/
Dloongson,eiointc.yaml4 $id: http://devicetree.org/schemas/interrupt-controller/loongson,eiointc.yaml#
23 - loongson,ls2k0500-eiointc
24 - loongson,ls2k2000-eiointc
48 eiointc: interrupt-controller@1fe11600 {
49 compatible = "loongson,ls2k0500-eiointc";
/Linux-v6.6/Documentation/arch/loongarch/
Dirq-chip-model.rst9 Interrupt Controller), LIOINTC (Legacy I/O Interrupt Controller), EIOINTC (Extended
14 CPUINTC is a per-core controller (in CPU), LIOINTC/EIOINTC/HTVECINTC are per-package
61 interrupts go to PCH-PIC/PCH-LPC/PCH-MSI and gathered by EIOINTC, and then go to
70 | EIOINTC | | LIOINTC | <-- | UARTs |
103 EIOINTC::
153 - EIOINTC is "Extended I/O Interrupts" described in Section 11.2 of
/Linux-v6.6/Documentation/translations/zh_CN/arch/loongarch/
Dirq-chip-model.rst14 Legacy I/O Interrupt Controller)、EIOINTC(Extended I/O Interrupt Controller)、
18 CPUINTC是一种CPU内部的每个核本地的中断控制器,LIOINTC/EIOINTC/HTVECINTC是CPU内部的
72 | EIOINTC | | LIOINTC | <-- | UARTs |
105 EIOINTC::
154 - EIOINTC:即《龙芯3A5000处理器使用手册》第11.2节所描述的“扩展I/O中断”;
/Linux-v6.6/drivers/irqchip/
Dirq-loongson-eiointc.c8 #define pr_fmt(fmt) "eiointc: " fmt
231 .name = "EIOINTC",
244 struct eiointc *priv = domain->host_data; in eiointc_domain_alloc()
489 if (of_device_is_compatible(of_node, "loongson,ls2k0500-eiointc")) in eiointc_of_init()
508 IRQCHIP_DECLARE(loongson_ls2k0500_eiointc, "loongson,ls2k0500-eiointc", eiointc_of_init);
509 IRQCHIP_DECLARE(loongson_ls2k2000_eiointc, "loongson,ls2k2000-eiointc", eiointc_of_init);
DMakefile109 obj-$(CONFIG_LOONGSON_EIOINTC) += irq-loongson-eiointc.o
/Linux-v6.6/arch/loongarch/kernel/
Dacpi.c115 struct acpi_madt_eio_pic *eiointc = NULL; in acpi_parse_eio_master() local
117 eiointc = (struct acpi_madt_eio_pic *)header; in acpi_parse_eio_master()
118 if (BAD_MADT_ENTRY(eiointc, end)) in acpi_parse_eio_master()
121 core = eiointc->node * CORES_PER_EIO_NODE; in acpi_parse_eio_master()