From ee29c25b29eaa4fac4e897442634b69ecc8d8125 Mon Sep 17 00:00:00 2001
From: jacqueline <me@jacqueline.id.au>
Date: Thu, 28 Mar 2024 14:32:49 +1100
Subject: Fork ESP-IDF's bluetooth component

i want better sbc encoding, and no cla will stop me
---
 lib/bt/porting/mem/bt_osi_mem.c | 50 +++++++++++++++++++++++++++++++++++++++++
 lib/bt/porting/mem/bt_osi_mem.h | 21 +++++++++++++++++
 2 files changed, 71 insertions(+)
 create mode 100644 lib/bt/porting/mem/bt_osi_mem.c
 create mode 100644 lib/bt/porting/mem/bt_osi_mem.h

(limited to 'lib/bt/porting/mem')

diff --git a/lib/bt/porting/mem/bt_osi_mem.c b/lib/bt/porting/mem/bt_osi_mem.c
new file mode 100644
index 00000000..69c656dd
--- /dev/null
+++ b/lib/bt/porting/mem/bt_osi_mem.c
@@ -0,0 +1,50 @@
+/*
+ * SPDX-FileCopyrightText: 2015-2021 Espressif Systems (Shanghai) CO LTD
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+#include "esp_attr.h"
+#include "esp_heap_caps.h"
+#include "sdkconfig.h"
+
+IRAM_ATTR void *bt_osi_mem_malloc(size_t size)
+{
+#ifdef CONFIG_BT_NIMBLE_MEM_ALLOC_MODE_INTERNAL
+    return heap_caps_malloc(size, MALLOC_CAP_INTERNAL|MALLOC_CAP_8BIT);
+#elif CONFIG_BT_NIMBLE_MEM_ALLOC_MODE_EXTERNAL
+    return heap_caps_malloc(size, MALLOC_CAP_SPIRAM|MALLOC_CAP_8BIT);
+#elif CONFIG_BT_NIMBLE_MEM_ALLOC_MODE_IRAM_8BIT
+    return heap_caps_malloc_prefer(size, 2, MALLOC_CAP_INTERNAL|MALLOC_CAP_IRAM_8BIT, MALLOC_CAP_INTERNAL|MALLOC_CAP_8BIT);
+#else
+    return malloc(size);
+#endif
+}
+
+IRAM_ATTR void *bt_osi_mem_calloc(size_t n, size_t size)
+{
+#ifdef CONFIG_BT_NIMBLE_MEM_ALLOC_MODE_INTERNAL
+    return heap_caps_calloc(n, size, MALLOC_CAP_INTERNAL|MALLOC_CAP_8BIT);
+#elif CONFIG_BT_NIMBLE_MEM_ALLOC_MODE_EXTERNAL
+    return heap_caps_calloc(n, size, MALLOC_CAP_SPIRAM|MALLOC_CAP_8BIT);
+#elif CONFIG_BT_NIMBLE_MEM_ALLOC_MODE_IRAM_8BIT
+    return heap_caps_calloc_prefer(n, size, 2, MALLOC_CAP_INTERNAL|MALLOC_CAP_IRAM_8BIT, MALLOC_CAP_INTERNAL|MALLOC_CAP_8BIT);
+#else
+    return calloc(n, size);
+#endif
+}
+
+IRAM_ATTR void *bt_osi_mem_malloc_internal(size_t size)
+{
+    return heap_caps_malloc(size, MALLOC_CAP_INTERNAL|MALLOC_CAP_8BIT|MALLOC_CAP_DMA);
+}
+
+IRAM_ATTR void *bt_osi_mem_calloc_internal(size_t n, size_t size)
+{
+    return heap_caps_calloc(n, size, MALLOC_CAP_INTERNAL|MALLOC_CAP_8BIT|MALLOC_CAP_DMA);
+}
+
+IRAM_ATTR void bt_osi_mem_free(void *ptr)
+{
+    heap_caps_free(ptr);
+}
diff --git a/lib/bt/porting/mem/bt_osi_mem.h b/lib/bt/porting/mem/bt_osi_mem.h
new file mode 100644
index 00000000..9ab06d0a
--- /dev/null
+++ b/lib/bt/porting/mem/bt_osi_mem.h
@@ -0,0 +1,21 @@
+/*
+ * SPDX-FileCopyrightText: 2015-2021 Espressif Systems (Shanghai) CO LTD
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+#pragma once
+
+#include "sdkconfig.h"
+#include "esp_attr.h"
+#include "esp_heap_caps.h"
+
+void *bt_osi_mem_malloc(size_t size);
+
+void *bt_osi_mem_calloc(size_t n, size_t size);
+
+void *bt_osi_mem_malloc_internal(size_t size);
+
+void *bt_osi_mem_calloc_internal(size_t n, size_t size);
+
+void bt_osi_mem_free(void *ptr);
-- 
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