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