Add low-level ACPI support code and make a start on parsing the ACPI

interrupt information.

3 files changed, 356 insertions, 0 deletions

diff --git a/sys/ia64/acpica/OsdEnvironment.c b/sys/ia64/acpica/OsdEnvironment.c
new file mode 100644
index 0000000..5da1d5c
--- /dev/null
+++ b/sys/ia64/acpica/OsdEnvironment.c
@@ -0,0 +1,75 @@
+/*-
+ * Copyright (c) 2000,2001 Michael Smith
+ * Copyright (c) 2000 BSDi
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ *	$FreeBSD$
+ */
+
+/*
+ * 6.1 : Environmental support
+ */
+
+#include "acpi.h"
+
+extern u_int64_t ia64_efi_acpi_table;
+extern u_int64_t ia64_efi_acpi20_table;
+
+ACPI_STATUS
+AcpiOsInitialize(void)
+{
+
+	return(NULL);
+}
+
+ACPI_STATUS
+AcpiOsTerminate(void)
+{
+
+	return(NULL);
+}
+
+ACPI_STATUS
+AcpiOsGetRootPointer(
+    UINT32			Flags,
+    ACPI_PHYSICAL_ADDRESS	*RsdpPhysicalAddress)
+{
+	RSDP_DESCRIPTOR *rsdp;
+	XSDT_DESCRIPTOR *xsdt;
+
+	if (ia64_efi_acpi20_table) {
+		*RsdpPhysicalAddress = ia64_efi_acpi20_table;
+		rsdp = (RSDP_DESCRIPTOR *)
+			IA64_PHYS_TO_RR7(ia64_efi_acpi20_table);
+		xsdt = (XSDT_DESCRIPTOR *)
+			IA64_PHYS_TO_RR7(rsdp->XsdtPhysicalAddress);
+		ia64_parse_xsdt(xsdt);
+		return(AE_OK);
+	} else if (ia64_efi_acpi_table) {
+		*RsdpPhysicalAddress = ia64_efi_acpi_table;
+		return(AE_OK);
+	}
+
+	return(AE_NOT_FOUND);
+}
diff --git a/sys/ia64/acpica/acpi_wakeup.c b/sys/ia64/acpica/acpi_wakeup.c
new file mode 100644
index 0000000..8ec4df4
--- /dev/null
+++ b/sys/ia64/acpica/acpi_wakeup.c
@@ -0,0 +1,46 @@
+/*-
+ * Copyright (c) 2001 Doug Rabson
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ * $FreeBSD$
+ */
+
+#include <sys/param.h>
+#include <sys/bus.h>
+
+#include "acpi.h"
+#include <dev/acpica/acpivar.h>
+
+int
+acpi_sleep_machdep(struct acpi_softc *sc, int state)
+{
+
+	return (0);
+}
+
+void
+acpi_install_wakeup_handler(struct acpi_softc *sc)
+{
+}
+
diff --git a/sys/ia64/acpica/madt.c b/sys/ia64/acpica/madt.c
new file mode 100644
index 0000000..65581c9
--- /dev/null
+++ b/sys/ia64/acpica/madt.c
@@ -0,0 +1,235 @@
+/*-
+ * Copyright (c) 2001 Doug Rabson
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ * $FreeBSD$
+ */
+
+#include "acpi.h"
+
+#pragma pack(1)
+
+#define APIC_INTERRUPT_SOURCE_OVERRIDE 2
+#define APIC_NMI		3
+#define APIC_LOCAL_APIC_NMI	4
+#define APIC_LOCAL_APIC_OVERRIDE 5
+#define APIC_IO_SAPIC		6
+#define APIC_LOCAL_SAPIC	7
+#define APIC_PLATFORM_INTERRUPT	8
+ 
+ 
+typedef struct  /* Interrupt Source Override */
+{
+    APIC_HEADER             header;
+    UINT8                   Bus;
+    UINT8                   Source;
+    UINT32                  GlobalSystemInterrupt;
+    UINT16                  Flags;
+} INTERRUPT_SOURCE_OVERRIDE;
+
+typedef struct  /* IO SAPIC */
+{
+    APIC_HEADER             header;
+    UINT8                   IoSapicId;              /* I/O SAPIC ID */
+    UINT8                   Reserved;               /* reserved - must be zero */
+    UINT32                  Vector;                 /* interrupt vector index where INTI
+                                                     * lines start */
+    UINT64                  IoSapicAddress;         /* SAPIC's physical address */
+
+} IO_SAPIC;
+
+
+typedef struct  /* LOCAL SAPIC */
+{
+    APIC_HEADER             header;
+    UINT16                  ProcessorId;            /* ACPI processor id */
+    UINT16                  ProcessorEnabled: 1;    /* Processor is usable if set */
+    UINT16                  Reserved1       : 15;
+    UINT8                   LocalSapicId;           /* processor's local SAPIC id */
+    UINT8                   LocalSapicEid;          /* processor's local SAPIC eid */
+
+} LOCAL_SAPIC;
+
+
+typedef struct  /* PLATFORM INTERRUPT SOURCE */
+{
+    APIC_HEADER             header;
+    UINT16                  Polarity   : 2;         /* Polarity of input signal */
+    UINT16                  TriggerMode: 2;         /* Trigger mode of input signal */
+    UINT16                  Reserved1  : 12;
+    UINT8                   InterruptType;          /* 1-PMI, 2-INIT, 3-Error */
+    UINT8                   ProcessorId;            /* Processor ID of destination */
+    UINT8                   ProcessorEid;           /* Processor EID of destination */
+    UINT8                   IoSapicVector;          /* Value for redirection table */
+    UINT32                  GlobalSystemInterrupt;  /* Global System Interrupt */
+    UINT32                  Reserved2;
+
+} PLATFORM_INTERRUPT_SOURCE;
+ 
+
+#pragma pack()
+
+ 
+static void
+parse_interrupt_override(INTERRUPT_SOURCE_OVERRIDE *override)
+{
+	printf("\t\tBus=%d, Source=%d, Irq=0x%x\n",
+	       override->Bus,
+	       override->Source,
+	       override->GlobalSystemInterrupt);
+}
+
+static void
+parse_io_sapic(IO_SAPIC *sapic)
+{
+	printf("\t\tId=0x%x, Vector=0x%x, Address=0x%lx\n",
+	       sapic->IoSapicId,
+	       sapic->Vector,
+	       sapic->IoSapicAddress);
+}
+
+static void
+parse_local_sapic(LOCAL_SAPIC *sapic)
+{
+	printf("\t\tProcessorId=0x%x, Id=0x%x, Eid=0x%x\n",
+	       sapic->ProcessorId,
+	       sapic->LocalSapicId,
+	       sapic->LocalSapicEid);
+}
+
+static void
+parse_platform_interrupt(PLATFORM_INTERRUPT_SOURCE *source)
+{
+	printf("\t\tPolarity=%d, TriggerMode=%d, Id=0x%x, "
+	       "Eid=0x%x, Vector=0x%x, Irq=%d\n",
+	       source->Polarity,
+	       source->TriggerMode,
+	       source->ProcessorId,
+	       source->ProcessorEid,
+	       source->IoSapicVector,
+	       source->GlobalSystemInterrupt);
+}
+
+static void
+parse_madt(APIC_TABLE *madt)
+{
+	char			*p, *end;
+
+	/*
+	 * MADT header is followed by a number of variable length
+	 * structures.
+	 */
+	end = (char *) madt + madt->header.Length;
+	for (p = (char *) (madt + 1); p < end; ) {
+		APIC_HEADER *head = (APIC_HEADER *) p;
+
+		printf("\t");
+		switch (head->Type) {
+		case APIC_PROC:
+			if (bootverbose)
+				printf("Processor APIC entry\n");
+			break;
+
+		case APIC_IO:
+			if (bootverbose)
+				printf("I/O APIC entry\n");
+			break;
+
+		case APIC_INTERRUPT_SOURCE_OVERRIDE:
+			if (bootverbose)
+				printf("Interrupt source override entry\n");
+			parse_interrupt_override
+				((INTERRUPT_SOURCE_OVERRIDE *) head);
+			break;
+
+		case APIC_NMI:
+			if (bootverbose)
+				printf("NMI entry\n");
+			break;
+
+		case APIC_LOCAL_APIC_NMI:
+			if (bootverbose)
+				printf("Local APIC NMI entry\n");
+			break;
+
+		case APIC_LOCAL_APIC_OVERRIDE:
+			if (bootverbose)
+				printf("Local APIC override entry\n");
+			break;
+
+		case APIC_IO_SAPIC:
+			if (bootverbose)
+				printf("I/O SAPIC entry\n");
+			parse_io_sapic((IO_SAPIC *) head);
+			break;
+
+		case APIC_LOCAL_SAPIC:
+			if (bootverbose)
+				printf("Local SAPIC entry\n");
+			parse_local_sapic((LOCAL_SAPIC *) head);
+			break;
+
+		case APIC_PLATFORM_INTERRUPT:
+			if (bootverbose)
+				printf("Platform interrupt entry\n");
+			parse_platform_interrupt
+				((PLATFORM_INTERRUPT_SOURCE *) head);
+			break;
+
+		default:
+			if (bootverbose)
+				printf("Unknown type %d entry\n", head->Type);
+			break;
+		}
+
+		p = p + head->Length;
+	}
+}
+
+void
+ia64_parse_xsdt(XSDT_DESCRIPTOR *xsdt)
+{
+	int			i, count;
+	ACPI_TABLE_HEADER	*table;
+
+	/*
+	 * First find the MADT.
+	 */
+	count = (UINT64 *) ((char *) xsdt + xsdt->Header.Length)
+		- &xsdt->TableOffsetEntry[0];
+	for (i = 0; i < count; i++) {
+		table = (ACPI_TABLE_HEADER *)
+			IA64_PHYS_TO_RR7(xsdt->TableOffsetEntry[i]);
+		if (bootverbose)
+			printf("Table '%c%c%c%c' at %p\n",
+			       table->Signature[0],
+			       table->Signature[1],
+			       table->Signature[2],
+			       table->Signature[3],
+			       table);
+		if (!strncmp(table->Signature, APIC_SIG, 4)) {
+			parse_madt((APIC_TABLE *) table);
+		}
+	}
+}