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-rw-r--r--include/asm-alpha/core_wildfire.h318
1 files changed, 318 insertions, 0 deletions
diff --git a/include/asm-alpha/core_wildfire.h b/include/asm-alpha/core_wildfire.h
new file mode 100644
index 000000000000..12af803d445a
--- /dev/null
+++ b/include/asm-alpha/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)addr;
+ 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__ */