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-rw-r--r--src/soc/amd/stoneyridge/include/soc/northbridge.h24
1 files changed, 24 insertions, 0 deletions
diff --git a/src/soc/amd/stoneyridge/include/soc/northbridge.h b/src/soc/amd/stoneyridge/include/soc/northbridge.h
index d649ada241..92bce98780 100644
--- a/src/soc/amd/stoneyridge/include/soc/northbridge.h
+++ b/src/soc/amd/stoneyridge/include/soc/northbridge.h
@@ -27,6 +27,26 @@
#define HT_INIT_CONTROL 0x6c
# define HTIC_BIOSR_DETECT ((1 << 5) | (1 << 9) | (1 << 10))
+/* NB IOAPIC registers */
+#define NB_IOAPIC_INDEX 0xf8
+#define NB_IOAPIC_DATA 0xfc
+#define NB_IOAPIC_FEATURE_CTRL 0x00
+#define NB_IOAPIC_ADDRESS_LOW 0x01
+#define NB_IOAPIC_ADDRESS_HIGH 0x02
+#define NB_IOAPIC_GBIF_IRR 0x0f
+#define NB_IOAPIC_BR0_IRR 0x10
+#define NB_IOAPIC_BR1_IRR 0x11
+#define NB_IOAPIC_BR2_IRR 0x12
+#define NB_IOAPIC_BR3_IRR 0x13
+#define NB_IOAPIC_BR4_IRR 0x14
+#define NB_IOAPIC_APG_IRR 0x2f
+#define NB_IOAPIC_SPG_IRR 0x30
+#define NB_IOAPIC_SER_IRQ_IRR 0x31
+#define NB_IOAPIC_SCRATCH0 0x3e
+#define NB_IOAPIC_SCRATCH1 0x3f
+
+#define AP_SCRATCH_REG NB_IOAPIC_SCRATCH0
+
/* D18F1 - Address Map Registers */
/* MMIO base and limit */
@@ -88,5 +108,9 @@ void domain_read_resources(device_t dev);
void domain_set_resources(device_t dev);
void fam15_finalize(void *chip_info);
void setup_uma_memory(void);
+uint32_t nb_ioapic_read(unsigned int index);
+void nb_ioapic_write(unsigned int index, uint32_t value);
+void *get_ap_entry_ptr(void);
+void set_ap_entry_ptr(void *entry);
#endif /* __PI_STONEYRIDGE_NORTHBRIDGE_H__ */