1 files changed, 318 insertions, 0 deletions
diff --git a/arch/alpha/include/asm/core_wildfire.h b/arch/alpha/include/asm/core_wildfire.h
new file mode 100644
index 00000000..cd562f54
--- /dev/null
+++ b/arch/alpha/include/asm/core_wildfire.h
@@ -0,0 +1,318 @@
+#ifndef __ALPHA_WILDFIRE__H__
+#define __ALPHA_WILDFIRE__H__
+
+#include <linux/types.h>
+#include <asm/compiler.h>
+
+#define WILDFIRE_MAX_QBB	8	/* more than 8 requires other mods */
+#define WILDFIRE_PCA_PER_QBB	4
+#define WILDFIRE_IRQ_PER_PCA	64
+
+#define WILDFIRE_NR_IRQS \
+  (WILDFIRE_MAX_QBB * WILDFIRE_PCA_PER_QBB * WILDFIRE_IRQ_PER_PCA)
+
+extern unsigned char wildfire_hard_qbb_map[WILDFIRE_MAX_QBB];
+extern unsigned char wildfire_soft_qbb_map[WILDFIRE_MAX_QBB];
+#define QBB_MAP_EMPTY	0xff
+
+extern unsigned long wildfire_hard_qbb_mask;
+extern unsigned long wildfire_soft_qbb_mask;
+extern unsigned long wildfire_gp_mask;
+extern unsigned long wildfire_hs_mask;
+extern unsigned long wildfire_iop_mask;
+extern unsigned long wildfire_ior_mask;
+extern unsigned long wildfire_pca_mask;
+extern unsigned long wildfire_cpu_mask;
+extern unsigned long wildfire_mem_mask;
+
+#define WILDFIRE_QBB_EXISTS(qbbno) (wildfire_soft_qbb_mask & (1 << (qbbno)))
+
+#define WILDFIRE_MEM_EXISTS(qbbno) (wildfire_mem_mask & (0xf << ((qbbno) << 2)))
+
+#define WILDFIRE_PCA_EXISTS(qbbno, pcano) \
+		(wildfire_pca_mask & (1 << (((qbbno) << 2) + (pcano))))
+
+typedef struct {
+	volatile unsigned long csr __attribute__((aligned(64)));
+} wildfire_64;
+
+typedef struct {
+	volatile unsigned long csr __attribute__((aligned(256)));
+} wildfire_256;
+
+typedef struct {
+	volatile unsigned long csr __attribute__((aligned(2048)));
+} wildfire_2k;
+
+typedef struct {
+	wildfire_64	qsd_whami;
+	wildfire_64	qsd_rev;
+	wildfire_64	qsd_port_present;
+	wildfire_64	qsd_port_active;
+	wildfire_64	qsd_fault_ena;
+	wildfire_64	qsd_cpu_int_ena;
+	wildfire_64	qsd_mem_config;
+	wildfire_64	qsd_err_sum;
+	wildfire_64	ce_sum[4];
+	wildfire_64	dev_init[4];
+	wildfire_64	it_int[4];
+	wildfire_64	ip_int[4];
+	wildfire_64	uce_sum[4];
+	wildfire_64	se_sum__non_dev_int[4];
+	wildfire_64	scratch[4];
+	wildfire_64	qsd_timer;
+	wildfire_64	qsd_diag;
+} wildfire_qsd;
+
+typedef struct {
+	wildfire_256	qsd_whami;
+	wildfire_256	__pad1;
+	wildfire_256	ce_sum;
+	wildfire_256	dev_init;
+	wildfire_256	it_int;
+	wildfire_256	ip_int;
+	wildfire_256	uce_sum;
+	wildfire_256	se_sum;
+} wildfire_fast_qsd;
+
+typedef struct {
+	wildfire_2k	qsa_qbb_id;
+	wildfire_2k	__pad1;
+	wildfire_2k	qsa_port_ena;
+	wildfire_2k	qsa_scratch;
+	wildfire_2k	qsa_config[5];
+	wildfire_2k	qsa_ref_int;
+	wildfire_2k	qsa_qbb_pop[2];
+	wildfire_2k	qsa_dtag_fc;
+	wildfire_2k	__pad2[3];
+	wildfire_2k	qsa_diag;
+	wildfire_2k	qsa_diag_lock[4];
+	wildfire_2k	__pad3[11];
+	wildfire_2k	qsa_cpu_err_sum;
+	wildfire_2k	qsa_misc_err_sum;
+	wildfire_2k	qsa_tmo_err_sum;
+	wildfire_2k	qsa_err_ena;
+	wildfire_2k	qsa_tmo_config;
+	wildfire_2k	qsa_ill_cmd_err_sum;
+	wildfire_2k	__pad4[26];
+	wildfire_2k	qsa_busy_mask;
+	wildfire_2k	qsa_arr_valid;
+	wildfire_2k	__pad5[2];
+	wildfire_2k	qsa_port_map[4];
+	wildfire_2k	qsa_arr_addr[8];
+	wildfire_2k	qsa_arr_mask[8];
+} wildfire_qsa;
+
+typedef struct {
+	wildfire_64	ioa_config;
+	wildfire_64	iod_config;
+	wildfire_64	iop_switch_credits;
+	wildfire_64	__pad1;
+	wildfire_64	iop_hose_credits;
+	wildfire_64	__pad2[11];
+	struct {
+		wildfire_64	__pad3;
+		wildfire_64	init;
+	} iop_hose[4];
+	wildfire_64	ioa_hose_0_ctrl;
+	wildfire_64	iod_hose_0_ctrl;
+	wildfire_64	ioa_hose_1_ctrl;
+	wildfire_64	iod_hose_1_ctrl;
+	wildfire_64	ioa_hose_2_ctrl;
+	wildfire_64	iod_hose_2_ctrl;
+	wildfire_64	ioa_hose_3_ctrl;
+	wildfire_64	iod_hose_3_ctrl;
+	struct {
+		wildfire_64	target;
+		wildfire_64	__pad4;
+	} iop_dev_int[4];
+
+	wildfire_64	iop_err_int_target;
+	wildfire_64	__pad5[7];
+	wildfire_64	iop_qbb_err_sum;
+	wildfire_64	__pad6;
+	wildfire_64	iop_qbb_se_sum;
+	wildfire_64	__pad7;
+	wildfire_64	ioa_err_sum;
+	wildfire_64	iod_err_sum;
+	wildfire_64	__pad8[4];
+	wildfire_64	ioa_diag_force_err;
+	wildfire_64	iod_diag_force_err;
+	wildfire_64	__pad9[4];
+	wildfire_64	iop_diag_send_err_int;
+	wildfire_64	__pad10[15];
+	wildfire_64	ioa_scratch;
+	wildfire_64	iod_scratch;
+} wildfire_iop;
+
+typedef struct {
+	wildfire_2k	gpa_qbb_map[4];
+	wildfire_2k	gpa_mem_pop_map;
+	wildfire_2k	gpa_scratch;
+	wildfire_2k	gpa_diag;
+	wildfire_2k	gpa_config_0;
+	wildfire_2k	__pad1;
+	wildfire_2k	gpa_init_id;
+	wildfire_2k	gpa_config_2;
+	/* not complete */
+} wildfire_gp;
+
+typedef struct {
+	wildfire_64	pca_what_am_i;
+	wildfire_64	pca_err_sum;
+	wildfire_64	pca_diag_force_err;
+	wildfire_64	pca_diag_send_err_int;
+	wildfire_64	pca_hose_credits;
+	wildfire_64	pca_scratch;
+	wildfire_64	pca_micro_addr;
+	wildfire_64	pca_micro_data;
+	wildfire_64	pca_pend_int;
+	wildfire_64	pca_sent_int;
+	wildfire_64	__pad1;
+	wildfire_64	pca_stdio_edge_level;
+	wildfire_64	__pad2[52];
+	struct {
+		wildfire_64	target;
+		wildfire_64	enable;
+	} pca_int[4];
+	wildfire_64	__pad3[56];
+	wildfire_64	pca_alt_sent_int[32];
+} wildfire_pca;
+
+typedef struct {
+	wildfire_64	ne_what_am_i;
+	/* not complete */
+} wildfire_ne;
+
+typedef struct {
+	wildfire_64	fe_what_am_i;
+	/* not complete */
+} wildfire_fe;
+
+typedef struct {
+	wildfire_64	pci_io_addr_ext;
+	wildfire_64	pci_ctrl;
+	wildfire_64	pci_err_sum;
+	wildfire_64	pci_err_addr;
+	wildfire_64	pci_stall_cnt;
+	wildfire_64	pci_iack_special;
+	wildfire_64	__pad1[2];
+	wildfire_64	pci_pend_int;
+	wildfire_64	pci_sent_int;
+	wildfire_64	__pad2[54];
+	struct {
+		wildfire_64	wbase;
+		wildfire_64	wmask;
+		wildfire_64	tbase;
+	} pci_window[4];
+	wildfire_64	pci_flush_tlb;
+	wildfire_64	pci_perf_mon;
+} wildfire_pci;
+
+#define WILDFIRE_ENTITY_SHIFT		18
+
+#define WILDFIRE_GP_ENTITY		(0x10UL << WILDFIRE_ENTITY_SHIFT)
+#define WILDFIRE_IOP_ENTITY		(0x08UL << WILDFIRE_ENTITY_SHIFT)
+#define WILDFIRE_QSA_ENTITY		(0x04UL << WILDFIRE_ENTITY_SHIFT)
+#define WILDFIRE_QSD_ENTITY_SLOW	(0x05UL << WILDFIRE_ENTITY_SHIFT)
+#define WILDFIRE_QSD_ENTITY_FAST	(0x01UL << WILDFIRE_ENTITY_SHIFT)
+
+#define WILDFIRE_PCA_ENTITY(pca)	((0xc|(pca))<<WILDFIRE_ENTITY_SHIFT)
+
+#define WILDFIRE_BASE		(IDENT_ADDR | (1UL << 40))
+
+#define WILDFIRE_QBB_MASK	0x0fUL	/* for now, only 4 bits/16 QBBs */
+
+#define WILDFIRE_QBB(q)		((~((long)(q)) & WILDFIRE_QBB_MASK) << 36)
+#define WILDFIRE_HOSE(h)	((long)(h) << 33)
+
+#define WILDFIRE_QBB_IO(q)	(WILDFIRE_BASE | WILDFIRE_QBB(q))
+#define WILDFIRE_QBB_HOSE(q,h)	(WILDFIRE_QBB_IO(q) | WILDFIRE_HOSE(h))
+
+#define WILDFIRE_MEM(q,h)	(WILDFIRE_QBB_HOSE(q,h) | 0x000000000UL)
+#define WILDFIRE_CONF(q,h)	(WILDFIRE_QBB_HOSE(q,h) | 0x1FE000000UL)
+#define WILDFIRE_IO(q,h)	(WILDFIRE_QBB_HOSE(q,h) | 0x1FF000000UL)
+
+#define WILDFIRE_qsd(q) \
+ ((wildfire_qsd *)(WILDFIRE_QBB_IO(q)|WILDFIRE_QSD_ENTITY_SLOW|(((1UL<<13)-1)<<23)))
+
+#define WILDFIRE_fast_qsd() \
+ ((wildfire_fast_qsd *)(WILDFIRE_QBB_IO(0)|WILDFIRE_QSD_ENTITY_FAST|(((1UL<<13)-1)<<23)))
+
+#define WILDFIRE_qsa(q) \
+ ((wildfire_qsa *)(WILDFIRE_QBB_IO(q)|WILDFIRE_QSA_ENTITY|(((1UL<<13)-1)<<23)))
+
+#define WILDFIRE_iop(q) \
+ ((wildfire_iop *)(WILDFIRE_QBB_IO(q)|WILDFIRE_IOP_ENTITY|(((1UL<<13)-1)<<23)))
+
+#define WILDFIRE_gp(q) \
+ ((wildfire_gp *)(WILDFIRE_QBB_IO(q)|WILDFIRE_GP_ENTITY|(((1UL<<13)-1)<<23)))
+
+#define WILDFIRE_pca(q,pca) \
+ ((wildfire_pca *)(WILDFIRE_QBB_IO(q)|WILDFIRE_PCA_ENTITY(pca)|(((1UL<<13)-1)<<23)))
+
+#define WILDFIRE_ne(q,pca) \
+ ((wildfire_ne *)(WILDFIRE_QBB_IO(q)|WILDFIRE_PCA_ENTITY(pca)|(((1UL<<13)-1)<<23)|(1UL<<16)))
+
+#define WILDFIRE_fe(q,pca) \
+ ((wildfire_fe *)(WILDFIRE_QBB_IO(q)|WILDFIRE_PCA_ENTITY(pca)|(((1UL<<13)-1)<<23)|(3UL<<15)))
+
+#define WILDFIRE_pci(q,h) \
+ ((wildfire_pci *)(WILDFIRE_QBB_IO(q)|WILDFIRE_PCA_ENTITY(((h)&6)>>1)|((((h)&1)|2)<<16)|(((1UL<<13)-1)<<23)))
+
+#define WILDFIRE_IO_BIAS        WILDFIRE_IO(0,0)
+#define WILDFIRE_MEM_BIAS       WILDFIRE_MEM(0,0) /* ??? */
+
+/* The IO address space is larger than 0xffff */
+#define WILDFIRE_IO_SPACE	(8UL*1024*1024)
+
+#ifdef __KERNEL__
+
+#ifndef __EXTERN_INLINE
+#define __EXTERN_INLINE extern inline
+#define __IO_EXTERN_INLINE
+#endif
+
+/*
+ * Memory functions.  all accesses are done through linear space.
+ */
+
+__EXTERN_INLINE void __iomem *wildfire_ioportmap(unsigned long addr)
+{
+	return (void __iomem *)(addr + WILDFIRE_IO_BIAS);
+}
+
+__EXTERN_INLINE void __iomem *wildfire_ioremap(unsigned long addr, 
+					       unsigned long size)
+{
+	return (void __iomem *)(addr + WILDFIRE_MEM_BIAS);
+}
+
+__EXTERN_INLINE int wildfire_is_ioaddr(unsigned long addr)
+{
+	return addr >= WILDFIRE_BASE;
+}
+
+__EXTERN_INLINE int wildfire_is_mmio(const volatile void __iomem *xaddr)
+{
+	unsigned long addr = (unsigned long)xaddr;
+	return (addr & 0x100000000UL) == 0;
+}
+
+#undef __IO_PREFIX
+#define __IO_PREFIX			wildfire
+#define wildfire_trivial_rw_bw		1
+#define wildfire_trivial_rw_lq		1
+#define wildfire_trivial_io_bw		1
+#define wildfire_trivial_io_lq		1
+#define wildfire_trivial_iounmap	1
+#include <asm/io_trivial.h>
+
+#ifdef __IO_EXTERN_INLINE
+#undef __EXTERN_INLINE
+#undef __IO_EXTERN_INLINE
+#endif
+
+#endif /* __KERNEL__ */
+
+#endif /* __ALPHA_WILDFIRE__H__ */