diff mbox

[06/10] Keystone2: Initialize hardware

Message ID 1397476530-20816-7-git-send-email-taras.kondratiuk@linaro.org
State Superseded
Headers show

Commit Message

Taras Kondratiuk April 14, 2014, 11:55 a.m. UTC 
Init hardware and helper libraries environment on ODP init.

Signed-off-by: Taras Kondratiuk <taras.kondratiuk@linaro.org>
---
 platform/linux-keystone2/source/odp_init.c |   84 ++++++++++++++++++++++++++++
 1 file changed, 84 insertions(+)
diff mbox

Patch

diff --git a/platform/linux-keystone2/source/odp_init.c b/platform/linux-keystone2/source/odp_init.c
index d4c2eb8..b466e67 100644
--- a/platform/linux-keystone2/source/odp_init.c
+++ b/platform/linux-keystone2/source/odp_init.c
@@ -7,6 +7,85 @@ 
 #include <odp_init.h>
 #include <odp_internal.h>
 #include <odp_debug.h>
+#include <configs/odp_config_platform.h>
+#include <ti_em_osal_core.h>
+#include <ti_em_osal_queue.h>
+#include <ti_em_rh.h>
+#include <odp_config.h>
+
+/*
+ * Make region_configs[] global, because hw_config is saved in
+ * ti_em_rh_init_global() and it references region_configs[].
+ */
+static ti_em_osal_hw_region_config_t region_configs[TI_ODP_REGION_NUM];
+
+static int ti_init_hw_config(void)
+{
+	ti_em_rh_hw_config_t           hw_config;
+	ti_em_osal_hw_region_config_t *reg_config;
+	memset(&hw_config, 0, sizeof(ti_em_rh_hw_config_t));
+
+	/* Set ODP initialization parameters */
+	hw_config.private_free_queue_idx = MY_EM_PRIVATE_FREE_QUEUE_IDX;
+	hw_config.hw_queue_base_idx      = MY_EM_SCHED_QUEUE_IDX;
+	hw_config.dma_idx                = -1; /* not used */
+	hw_config.dma_queue_base_idx     = 0; /* not used */
+	hw_config.device_id              = MY_EM_DEVICE_ID;
+	hw_config.process_id             = MY_EM_PROCESS_ID;
+	hw_config.chain_config_ptr       = NULL;
+	hw_config.dispatch_mode          = MY_EM_DISPATCH_MODE;
+
+	/* The location of the PDSP communication memory (physical address) */
+	hw_config.pdsp_comm_mem_config.paddr  = MY_EM_PDSP_COMM_MEM_BASE;
+	hw_config.pdsp_comm_mem_config.vaddr  = MY_EM_PDSP_COMM_MEM_VBASE;
+	hw_config.pdsp_comm_mem_config.size   = MY_EM_PDSP_COMM_MEM_SIZE;
+	hw_config.pdsp_comm_mem_config.offset = MY_EM_PDSP_COMM_MEM_OFFSET;
+
+	TI_EM_OSAL_TRACE(2, "physical address of the PDSP communication memory is 0x%x\n",
+			 hw_config.pdsp_comm_mem_config.paddr);
+
+	/* Define descriptor regions */
+	reg_config = &region_configs[TI_EM_RH_PUBLIC];
+	reg_config->region_idx   = TI_ODP_PUBLIC_REGION_IDX;
+	reg_config->desc_size    = TI_ODP_PUBLIC_DESC_SIZE;
+	reg_config->desc_num     = TI_ODP_PUBLIC_DESC_NUM;
+	reg_config->desc_base    = TI_ODP_PUBLIC_DESC_BASE;
+	reg_config->desc_vbase   = TI_ODP_PUBLIC_DESC_VBASE;
+	reg_config->desc_offset  = TI_ODP_PUBLIC_DESC_OFFSET;
+	reg_config->desc_flag    = TI_EM_RH_UNMANAGED_DESCRIPTOR;
+	reg_config->start_idx    = TI_ODP_PUBLIC_START_DESC_IDX;
+
+	reg_config = &region_configs[TI_EM_RH_PRIVATE];
+	reg_config->region_idx  = TI_ODP_PRIVATE_REGION_IDX;
+	reg_config->desc_size   = TI_EM_PRIVATE_EVENT_DSC_SIZE;
+	reg_config->desc_num    = TI_EM_RH_PRIVATE_EVENT_NUM;
+	reg_config->desc_base   = TI_ODP_PRIVATE_DESC_BASE;
+	reg_config->desc_vbase  = TI_ODP_PRIVATE_DESC_VBASE;
+	reg_config->desc_offset = TI_ODP_PRIVATE_DESC_OFFSET;
+	reg_config->desc_flag   = TI_EM_RH_UNMANAGED_DESCRIPTOR;
+	reg_config->start_idx   = TI_ODP_PRIVATE_START_DESC_IDX;
+
+	hw_config.region_num     = TI_ODP_REGION_NUM;
+	hw_config.region_configs = &region_configs[0];
+
+	/* Define PDSP configuration */
+	hw_config.pdsp_num = 0;
+	/* do not use router (no chaining) */
+	hw_config.pdsp_router.pdsp_id = -1;
+
+	TI_EM_OSAL_TRACE(1, "calling EM global initialization\n");
+
+	/* call OpenEM global initialization */
+	if (ti_em_rh_init_global(0,
+				 NULL,
+				 MY_EM_CORE_NUM,
+				 &hw_config) != EM_OK) {
+		TI_EM_OSAL_ERROR("EM global initialization failed!\n");
+		return -1;
+	}
+
+	return 0;
+}
 
 
 int odp_init_global(void)
@@ -15,6 +94,9 @@  int odp_init_global(void)
 
 	odp_system_info_init();
 
+	ti_em_osal_core_init_global();
+	ti_init_hw_config();
+
 	if (odp_shm_init_global()) {
 		ODP_ERR("ODP shm init failed.\n");
 		return -1;
@@ -53,6 +135,8 @@  int odp_init_local(int thr_id)
 {
 	odp_thread_init_local(thr_id);
 
+	ti_em_rh_init_local();
+
 	if (odp_pktio_init_local()) {
 		ODP_ERR("ODP packet io local init failed.\n");
 		return -1;