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-rw-r--r--source/hal/hal.c211
1 files changed, 8 insertions, 203 deletions
diff --git a/source/hal/hal.c b/source/hal/hal.c
index d78ac95..2715a17 100644
--- a/source/hal/hal.c
+++ b/source/hal/hal.c
@@ -1,5 +1,5 @@
/*
- * Copyright (c) 2021-2022 Arm Limited. All rights reserved.
+ * Copyright (c) 2022 Arm Limited. All rights reserved.
* SPDX-License-Identifier: Apache-2.0
*
* Licensed under the Apache License, Version 2.0 (the "License");
@@ -16,7 +16,6 @@
*/
#include "hal.h" /* API */
-#include "hal_config.h" /* HAL configuration */
#include "platform_drivers.h" /* Platform drivers */
#include "log_macros.h" /* Logging macros */
@@ -24,46 +23,6 @@
#include <assert.h>
#include <string.h>
-#if defined(ARM_NPU)
-
-#include "ethosu_mem_config.h" /* Arm Ethos-U memory config */
-#include "ethosu_driver.h" /* Arm Ethos-U driver header */
-#include "timing_adapter.h" /* Arm Ethos-U timing adapter driver header */
-
-#if defined(TIMING_ADAPTER_AVAILABLE)
-#include "timing_adapter_settings.h" /* Arm Ethos-U timing adapter settings */
-#endif /* defined(TIMING_ADAPTER_AVAILABLE) */
-
-struct ethosu_driver ethosu_drv; /* Default Ethos-U device driver */
-
-#if defined(ETHOS_U_CACHE_BUF_SZ) && (ETHOS_U_CACHE_BUF_SZ > 0)
- static uint8_t cache_arena[ETHOS_U_CACHE_BUF_SZ] CACHE_BUF_ATTRIBUTE;
-#else /* defined (ETHOS_U_CACHE_BUF_SZ) && (ETHOS_U_CACHE_BUF_SZ > 0) */
- static uint8_t* cache_arena = NULL;
-#endif /* defined (ETHOS_U_CACHE_BUF_SZ) && (ETHOS_U_CACHE_BUF_SZ > 0) */
-
-/**
- * @brief Initialises the Arm Ethos-U NPU
- * @return 0 if successful, error code otherwise
- **/
-static int arm_npu_init(void);
-
-static uint8_t * get_cache_arena()
-{
- return cache_arena;
-}
-
-static size_t get_cache_arena_size()
-{
-#if defined(ETHOS_U_CACHE_BUF_SZ) && (ETHOS_U_CACHE_BUF_SZ > 0)
- return sizeof(cache_arena);
-#else /* defined (ETHOS_U_CACHE_BUF_SZ) && (ETHOS_U_CACHE_BUF_SZ > 0) */
- return 0;
-#endif /* defined (ETHOS_U_CACHE_BUF_SZ) && (ETHOS_U_CACHE_BUF_SZ > 0) */
-}
-
-#endif /* ARM_NPU */
-
int hal_init(hal_platform* platform, data_acq_module* data_acq,
data_psn_module* data_psn, platform_timer* timer)
{
@@ -96,14 +55,14 @@ int hal_platform_init(hal_platform* platform)
/* Initialise platform */
if (0 != (state = platform->platform_init())) {
- printf_err("failed to initialise platform %s\n", platform->plat_name);
+ printf_err("Failed to initialise platform %s\n", platform->plat_name);
return state;
}
/* Initialise the data acquisition module */
if (0 != (state = data_acq_channel_init(platform->data_acq))) {
if (!platform->data_acq->inited) {
- printf_err("failed to initialise data acq module: %s\n",
+ printf_err("Failed to initialise data acq module: %s\n",
platform->data_acq->system_name);
}
hal_platform_release(platform);
@@ -112,29 +71,20 @@ int hal_platform_init(hal_platform* platform)
/* Initialise the presentation module */
if (0 != (state = data_psn_system_init(platform->data_psn))) {
- printf_err("failed to initialise data psn module: %s\n",
+ printf_err("Failed to initialise data psn module: %s\n",
platform->data_psn->system_name);
data_acq_channel_release(platform->data_acq);
hal_platform_release(platform);
return state;
}
-#if defined(ARM_NPU)
-
- /* If Arm Ethos-U NPU is to be used, we initialise it here */
- if (0 != (state = arm_npu_init())) {
- return state;
- }
-
-#endif /* ARM_NPU */
-
- /* followed by the timer module */
+ /* Followed by the timer module */
init_timer(platform->timer);
info("%s platform initialised\n", platform->plat_name);
- debug("using %s module for data acquisition\n",
+ debug("Using %s module for data acquisition\n",
platform->data_acq->system_name);
- debug("using %s module for data presentation\n",
+ debug("Using %s module for data presentation\n",
platform->data_psn->system_name);
platform->inited = !state;
@@ -149,151 +99,6 @@ void hal_platform_release(hal_platform *platform)
data_psn_system_release(platform->data_psn);
hal_platform_clear(platform);
- info("releasing platform %s\n", platform->plat_name);
+ info("Releasing platform %s\n", platform->plat_name);
platform->platform_release();
}
-
-#if defined(ARM_NPU)
-/**
- * @brief Defines the Ethos-U interrupt handler: just a wrapper around the default
- * implementation.
- **/
-static void arm_npu_irq_handler(void)
-{
- /* Call the default interrupt handler from the NPU driver */
- ethosu_irq_handler(&ethosu_drv);
-}
-
-/**
- * @brief Initialises the NPU IRQ
- **/
-static void arm_npu_irq_init(void)
-{
- const IRQn_Type ethosu_irqnum = (IRQn_Type)EthosU_IRQn;
-
- /* Register the EthosU IRQ handler in our vector table.
- * Note, this handler comes from the EthosU driver */
- NVIC_SetVector(ethosu_irqnum, (uint32_t)arm_npu_irq_handler);
-
- /* Enable the IRQ */
- NVIC_EnableIRQ(ethosu_irqnum);
-
- debug("EthosU IRQ#: %u, Handler: 0x%p\n",
- ethosu_irqnum, arm_npu_irq_handler);
-}
-
-#if defined(TIMING_ADAPTER_AVAILABLE)
- static int _arm_npu_timing_adapter_init(void)
- {
- #if defined (TA0_BASE)
- struct timing_adapter ta_0;
- struct timing_adapter_settings ta_0_settings = {
- .maxr = TA0_MAXR,
- .maxw = TA0_MAXW,
- .maxrw = TA0_MAXRW,
- .rlatency = TA0_RLATENCY,
- .wlatency = TA0_WLATENCY,
- .pulse_on = TA0_PULSE_ON,
- .pulse_off = TA0_PULSE_OFF,
- .bwcap = TA0_BWCAP,
- .perfctrl = TA0_PERFCTRL,
- .perfcnt = TA0_PERFCNT,
- .mode = TA0_MODE,
- .maxpending = 0, /* This is a read-only parameter */
- .histbin = TA0_HISTBIN,
- .histcnt = TA0_HISTCNT
- };
-
- if (0 != ta_init(&ta_0, TA0_BASE)) {
- printf_err("TA0 initialisation failed\n");
- return 1;
- }
-
- ta_set_all(&ta_0, &ta_0_settings);
- #endif /* defined (TA0_BASE) */
-
- #if defined (TA1_BASE)
- struct timing_adapter ta_1;
- struct timing_adapter_settings ta_1_settings = {
- .maxr = TA1_MAXR,
- .maxw = TA1_MAXW,
- .maxrw = TA1_MAXRW,
- .rlatency = TA1_RLATENCY,
- .wlatency = TA1_WLATENCY,
- .pulse_on = TA1_PULSE_ON,
- .pulse_off = TA1_PULSE_OFF,
- .bwcap = TA1_BWCAP,
- .perfctrl = TA1_PERFCTRL,
- .perfcnt = TA1_PERFCNT,
- .mode = TA1_MODE,
- .maxpending = 0, /* This is a read-only parameter */
- .histbin = TA1_HISTBIN,
- .histcnt = TA1_HISTCNT
- };
-
- if (0 != ta_init(&ta_1, TA1_BASE)) {
- printf_err("TA1 initialisation failed\n");
- return 1;
- }
-
- ta_set_all(&ta_1, &ta_1_settings);
- #endif /* defined (TA1_BASE) */
-
- return 0;
- }
-#endif /* defined(TIMING_ADAPTER_AVAILABLE) */
-
-static int arm_npu_init(void)
-{
- int err = 0;
-
- /* If the platform has timing adapter blocks along with Ethos-U core
- * block, initialise them here. */
-#if defined(TIMING_ADAPTER_AVAILABLE)
- if (0 != (err = _arm_npu_timing_adapter_init())) {
- return err;
- }
-#endif /* defined(TIMING_ADAPTER_AVAILABLE) */
-
- /* Initialise the IRQ */
- arm_npu_irq_init();
-
- /* Initialise Ethos-U device */
- const void * ethosu_base_address = (void *)(SEC_ETHOS_U_NPU_BASE);
-
- if (0 != (err = ethosu_init(
- &ethosu_drv, /* Ethos-U driver device pointer */
- ethosu_base_address, /* Ethos-U NPU's base address. */
- get_cache_arena(), /* Pointer to fast mem area - NULL for U55. */
- get_cache_arena_size(), /* Fast mem region size. */
- 1, /* Security enable. */
- 1))) { /* Privilege enable. */
- printf_err("failed to initalise Ethos-U device\n");
- return err;
- }
-
- info("Ethos-U device initialised\n");
-
- /* Get Ethos-U version */
- struct ethosu_driver_version driver_version;
- struct ethosu_hw_info hw_info;
-
- ethosu_get_driver_version(&driver_version);
- ethosu_get_hw_info(&ethosu_drv, &hw_info);
-
- info("Ethos-U version info:\n");
- info("\tArch: v%"PRIu32".%"PRIu32".%"PRIu32"\n",
- hw_info.version.arch_major_rev,
- hw_info.version.arch_minor_rev,
- hw_info.version.arch_patch_rev);
- info("\tDriver: v%"PRIu8".%"PRIu8".%"PRIu8"\n",
- driver_version.major,
- driver_version.minor,
- driver_version.patch);
- info("\tMACs/cc: %"PRIu32"\n", (uint32_t)(1 << hw_info.cfg.macs_per_cc));
- info("\tCmd stream: v%"PRIu32"\n", hw_info.cfg.cmd_stream_version);
-
- return 0;
-}
-
-#endif /* ARM_NPU */
generated by cgit v1.2.1 (git 2.23.0) at 2024-06-06 23:31:47 +0000