Changeset a83a802 in mainline for arch/ia32/include

Timestamp:

2005-11-23T13:28:17Z (20 years ago)

Author:

Jakub Jermar <jakub@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

8418c7d

Parents:

607c5f9

Message:

SMP work.
Add madt_irq_to_pin().
Make ksmp() use virtual irq_to_pin() function, which makes better sence for ACPI configurations.

Location:

arch/ia32/include/smp

Files:

• apic.h (modified) (1 diff)
• mps.h (modified) (1 diff)
• smp.h (modified) (1 diff)

arch/ia32/include/smp/apic.h

@@ -115 +115 @@
 #define IOREDTBL        0x10
 
+/** Delivery modes. */
+#define DELMOD_FIXED    0x0
+#define DELMOD_LOWPRI   0x1
+#define DELMOD_SMI      0x2
+/* 0x3 reserved */
+#define DELMOD_NMI      0x4
+#define DELMOD_INIT     0x5
+/* 0x6 reserved */
+#define DELMOD_EXTINT   0x7
+
+/** Destination modes. */
+#define DESTMOD_PHYS    0x0
+#define DESTMOD_LOGIC   0x1
+
+/** Trigger Modes. */
+#define TRIGMOD_EDGE    0x0
+#define TRIGMOD_LEVEL   0x1
+
+/** Interrupt Input Pin Polarities. */
+#define POLARITY_HIGH   0x0
+#define POLARITY_LOW    0x1
+
+/** I/O Redirection Register. */
+struct io_redirection_reg {
+        union {
+                __u32 lo;
+                struct {
+                        unsigned intvec : 8;            /**< Interrupt Vector. */
+                        unsigned delmod : 3;            /**< Delivery Mode. */
+                        unsigned destmod : 1;           /**< Destination mode. */
+                        unsigned delivs : 1;            /**< Delivery status (RO). */
+                        unsigned intpol : 1;            /**< Interrupt Input Pin Polarity. */
+                        unsigned irr : 1;               /**< Remote IRR (RO). */
+                        unsigned trigger_mode : 1;      /**< Trigger Mode. */
+                        unsigned masked : 1;            /**< Interrupt Mask. */
+                        unsigned : 15;                  /**< Reserved. */
+                };
+        };
+        union {
+                __u32 hi;
+                struct {
+                        unsigned : 24;                  /**< Reserved. */
+                        unsigned dest : 8;              /**< Destination Field. */
+                };
+        };
+        
+} __attribute__ ((packed));
+
+typedef struct io_redirection_reg io_redirection_reg_t;
 
 extern volatile __u32 *l_apic;

arch/ia32/include/smp/mps.h

@@ -121 +121 @@
 extern struct smp_config_operations mps_config_operations;
 
-extern int mps_irq_to_pin(int irq);
-
 extern void mps_init(void);
 extern void kmp(void *arg);

arch/ia32/include/smp/smp.h

@@ -33 +33 @@
 #include <typedefs.h>
 
+/** SMP config opertaions interface. */
 struct smp_config_operations {
-        count_t (* cpu_count)(void);
-        bool (* cpu_enabled)(index_t i);
-        bool (*cpu_bootstrap)(index_t i);
-        __u8 (*cpu_apic_id)(index_t i);
+        count_t (* cpu_count)(void);            /**< Return number of detected processors. */
+        bool (* cpu_enabled)(index_t i);        /**< Check whether the processor of index i is enabled. */
+        bool (*cpu_bootstrap)(index_t i);       /**< Check whether the processor of index i is BSP. */
+        __u8 (*cpu_apic_id)(index_t i);         /**< Return APIC ID of the processor of index i. */
+        int (*irq_to_pin)(int irq);             /**< Return mapping between irq and APIC pin. */
 };
 
+extern int smp_irq_to_pin(int irq);
+
 #endif