![]() + * ELCR2 is IRQs 8-15 (IRQ 8, 13 must be 0) + * ELCR1 is IRQs 0-7 (IRQ 0, 1, 2 must be 0) ![]() * ECLR2 is IRQs 8-15 (IRQ 8, 13 must be 0) * ECLR1 is IRQs 0-7 (IRQ 0, 1, 2 must be 0) bit = 1 means irq is Level, otherwise Edge. + * Port 0x4d0-4d1 are ELCR1 and ELCR2, the Edge/Level Control Registers * Port 0x4d0-4d1 are ECLR1 and ECLR2, the Edge/Level Control Registers * it may require Edge Trigger - use "acpi_sci=edge" * If a PIC-mode SCI is not recognized or gives spurious IRQ7's ![]() +++ -558,10 +558,10 acpi_parse_nmi_src(union acpi_subtable_headers * header, const unsigned long end Static inline void setCx86(u8 reg, u8 data)ĭiff -git a/arch/x86/kernel/acpi/boot.c b/arch/x86/kernel/acpi/boot.c a/arch/x86/include/asm/processor-cyrix.h +static inline void pc_conf_set(u8 reg, u8 data)ĭiff -git a/arch/x86/include/asm/processor-cyrix.h b/arch/x86/include/asm/processor-cyrix.h + * 0x22 and 0x23 variously used by PC architectures, e.g. + * Support for the configuration register space at port I/O locations +++ -19,6 +19,8 extern unsigned int cached_irq_mask ĭiff -git a/arch/x86/include/asm/pc-conf-reg.h b/arch/x86/include/asm/pc-conf-reg.h X86: Avoid magic number with ELCR register accesses X86/PCI: Add support for the Intel 82426EX PIRQ router X86/PCI: Add support for the Intel 82374EB/82374SB (ESC) PIRQ router X86/PCI: Add support for the ALi M1487 (IBC) PIRQ router X86: Add support for 0x22/0x23 port I/O configuration space Or less nostalgia, the ALi chips are still in use on popular embedded Intel systems which expose a PIRQ router. ![]() Which can be found on various ALi chipsets and is also available on older Up to: 34739a2809e1: x86: Fix typo s/ECLR/ELCR/ for the PIC registerĪ set of updates to support port 0x22/0x23 based PCI configuration space Please pull the latest x86/irq branch from: Next in thread: pr-tracker-bot: "Re: x86/irq for v5.15-rc1".In reply to: pr-tracker-bot: "Re: x86/misc for v5.15-rc1".Previous message: Peter Zijlstra: "Re: perf: enable branch record for software events".Next message: Jonathan Cameron: "Re: iio: adc: max1027: Support software triggers".Linux-Kernel Archive: x86/irq for v5.15-rc1 x86/irq for v5.15-rc1 From: Thomas Gleixner ![]()
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