int oct_sched_Get(void) { const cvmx_bootmem_named_block_desc_t *block_desc = cvmx_bootmem_find_named_block(OCT_SCHED_TABLE_NAME); if (block_desc) { sched_tbl = (oct_sched_t *)(block_desc->base_addr); } else { printf("oct_sched_Get error \n"); return SEC_NO; } return SEC_OK; }
int sos_mem_get(void) { const cvmx_bootmem_named_block_desc_t *block_desc; block_desc = cvmx_bootmem_find_named_block( SOS_MEM_POOL_NAME ); if (block_desc) { sos_mem_pool = (sos_mem_pool_region_t *)(block_desc->base_addr); return SEC_OK; } else { printf("sos_mem_get error \n"); return SEC_NO; } }
int oct_rxtx_get(void) { int i; void *ptr; const cvmx_bootmem_named_block_desc_t *block_desc = cvmx_bootmem_find_named_block(OCT_TX_DESC_NAME); if (block_desc) { ptr = cvmx_phys_to_ptr(block_desc->base_addr); } else { return SEC_NO; } for( i = 0; i < CPU_HW_RUNNING_MAX; i++ ) { oct_stx[i] = (oct_softx_stat_t *)((uint8_t *)ptr + sizeof(oct_softx_stat_t) * i); } return SEC_OK; }
static int octeon_update_boot_vector(unsigned int cpu) { int coreid = cpu_logical_map(cpu); uint32_t avail_coremask; const struct cvmx_bootmem_named_block_desc *block_desc; struct boot_init_vector *boot_vect = (struct boot_init_vector *)PHYS_TO_XKSEG_CACHED(BOOTLOADER_BOOT_VECTOR); block_desc = cvmx_bootmem_find_named_block(LINUX_APP_BOOT_BLOCK_NAME); if (!block_desc) { struct linux_app_boot_info *labi; labi = (struct linux_app_boot_info *)PHYS_TO_XKSEG_CACHED(LABI_ADDR_IN_BOOTLOADER); avail_coremask = labi->avail_coremask; labi->avail_coremask &= ~(1 << coreid); } else { /* alternative, already initialized */ avail_coremask = *(uint32_t *)PHYS_TO_XKSEG_CACHED( block_desc->base_addr + AVAIL_COREMASK_OFFSET_IN_LINUX_APP_BOOT_BLOCK); } if (!(avail_coremask & (1 << coreid))) { /* core not available, assume, that caught by simple-executive */ cvmx_write_csr(CVMX_CIU_PP_RST, 1 << coreid); cvmx_write_csr(CVMX_CIU_PP_RST, 0); } boot_vect[coreid].app_start_func_addr = (uint32_t) (unsigned long) start_after_reset; boot_vect[coreid].code_addr = octeon_bootloader_entry_addr; mb(); cvmx_write_csr(CVMX_CIU_NMI, (1 << coreid) & avail_coremask); return 0; }
static void octeon_cpu_die(unsigned int cpu) { int coreid = cpu_logical_map(cpu); uint32_t mask, new_mask; const struct cvmx_bootmem_named_block_desc *block_desc; while (per_cpu(cpu_state, cpu) != CPU_DEAD) cpu_relax(); /* * This is a bit complicated strategics of getting/settig available * cores mask, copied from bootloader */ mask = 1 << coreid; /* LINUX_APP_BOOT_BLOCK is initialized in bootoct binary */ block_desc = cvmx_bootmem_find_named_block(LINUX_APP_BOOT_BLOCK_NAME); if (!block_desc) { struct linux_app_boot_info *labi; labi = (struct linux_app_boot_info *)PHYS_TO_XKSEG_CACHED(LABI_ADDR_IN_BOOTLOADER); labi->avail_coremask |= mask; new_mask = labi->avail_coremask; } else { /* alternative, already initialized */ uint32_t *p = (uint32_t *)PHYS_TO_XKSEG_CACHED(block_desc->base_addr + AVAIL_COREMASK_OFFSET_IN_LINUX_APP_BOOT_BLOCK); *p |= mask; new_mask = *p; } pr_info("Reset core %d. Available Coremask = 0x%x \n", coreid, new_mask); mb(); cvmx_write_csr(CVMX_CIU_PP_RST, 1 << coreid); cvmx_write_csr(CVMX_CIU_PP_RST, 0); }
/** * Initialize the QLM layer */ void cvmx_qlm_init(void) { int qlm; int qlm_jtag_length; char *qlm_jtag_name = "cvmx_qlm_jtag"; int qlm_jtag_size = CVMX_QLM_JTAG_UINT32 * 8 * 4; static uint64_t qlm_base = 0; const cvmx_bootmem_named_block_desc_t *desc; #ifndef CVMX_BUILD_FOR_LINUX_HOST /* Skip actual JTAG accesses on simulator */ if (cvmx_sysinfo_get()->board_type == CVMX_BOARD_TYPE_SIM) return; #endif qlm_jtag_length = cvmx_qlm_jtag_get_length(); if (4 * qlm_jtag_length > (int)sizeof(__cvmx_qlm_jtag_xor_ref[0]) * 8) { cvmx_dprintf("ERROR: cvmx_qlm_init: JTAG chain larger than XOR ref size\n"); return; } /* No need to initialize the initial JTAG state if cvmx_qlm_jtag named block is already created. */ if ((desc = cvmx_bootmem_find_named_block(qlm_jtag_name)) != NULL) { #ifdef CVMX_BUILD_FOR_LINUX_HOST char buffer[qlm_jtag_size]; octeon_remote_read_mem(buffer, desc->base_addr, qlm_jtag_size); memcpy(__cvmx_qlm_jtag_xor_ref, buffer, qlm_jtag_size); #else __cvmx_qlm_jtag_xor_ref = cvmx_phys_to_ptr(desc->base_addr); #endif /* Initialize the internal JTAG */ cvmx_helper_qlm_jtag_init(); return; } /* Create named block to store the initial JTAG state. */ qlm_base = cvmx_bootmem_phy_named_block_alloc(qlm_jtag_size, 0, 0, 128, qlm_jtag_name, CVMX_BOOTMEM_FLAG_END_ALLOC); if (qlm_base == -1ull) { cvmx_dprintf("ERROR: cvmx_qlm_init: Error in creating %s named block\n", qlm_jtag_name); return; } #ifndef CVMX_BUILD_FOR_LINUX_HOST __cvmx_qlm_jtag_xor_ref = cvmx_phys_to_ptr(qlm_base); #endif memset(__cvmx_qlm_jtag_xor_ref, 0, qlm_jtag_size); /* Initialize the internal JTAG */ cvmx_helper_qlm_jtag_init(); /* Read the XOR defaults for the JTAG chain */ for (qlm=0; qlm<cvmx_qlm_get_num(); qlm++) { int i; /* Capture the reset defaults */ cvmx_helper_qlm_jtag_capture(qlm); /* Save the reset defaults. This will shift out too much data, but the extra zeros don't hurt anything */ for (i=0; i<CVMX_QLM_JTAG_UINT32; i++) __cvmx_qlm_jtag_xor_ref[qlm][i] = cvmx_helper_qlm_jtag_shift(qlm, 32, 0); } #ifdef CVMX_BUILD_FOR_LINUX_HOST /* Update the initial state for oct-remote utils. */ { char buffer[qlm_jtag_size]; memcpy(buffer, &__cvmx_qlm_jtag_xor_ref, qlm_jtag_size); octeon_remote_write_mem(qlm_base, buffer, qlm_jtag_size); } #endif /* Apply speed tweak as a workaround for errata G-16094. */ __cvmx_qlm_speed_tweak(); __cvmx_qlm_pcie_idle_dac_tweak(); }