family/samx7x: implement eefc blockdev hal

Signed-off-by: Rafael Silva <[email protected]>

Author: perigoso

config/families/samx7x.toml

@@ -42,6 +42,7 @@ source = [
 	'hal/hid.c',
 	'hal/spi.c',
 	'hal/ticks.c',
+	'hal/blockdev.c',
 ]
 
 [dependencies]

src/platform/samx7x/hal/blockdev.c

@@ -0,0 +1,52 @@
+/*
+ * SPDX-License-Identifier: MIT
+ * SPDX-FileCopyrightText: 2022 Rafael Silva <[email protected]>
+ */
+
+#include "platform/samx7x/hal/blockdev.h"
+
+s8 eefc_hal_read(struct blockdev_hal_t mem_block, u16 block, u16 offset, void *buffer, u16 size)
+{
+	struct blockdev_drv_t *drv_data = mem_block.drv_data;
+	eefc_read(buffer, (block * mem_block.block_size) + drv_data->start_addr + offset, size);
+}
+
+s8 eefc_hal_write(struct blockdev_hal_t mem_block, u16 block, u16 offset, void *buffer, u16 size)
+{
+	struct blockdev_drv_t *drv_data = mem_block.drv_data;
+	eefc_write((block * mem_block.block_size) + drv_data->start_addr + offset, buffer, size);
+}
+
+s8 eefc_hal_erase(struct blockdev_hal_t mem_block, u16 block)
+{
+	struct blockdev_drv_t *drv_data = mem_block.drv_data;
+	/* erase in 16 page groups */
+	eefc_erase_16((block * mem_block.block_size) + drv_data->start_addr);
+}
+
+s8 eefc_hal_sync(struct blockdev_hal_t mem_block)
+{
+	/* not used */
+	(void) mem_block;
+}
+
+struct blockdev_hal_t blockdev_hal_init_eefc(struct blockdev_drv_t *drv_data)
+{
+	const struct flash_info_t *info = eefc_get_info();
+
+	struct blockdev_hal_t hal = {
+		.read_size = 1,
+		.write_size = 16,
+		/* in large sectors we are only allowed to erase in 16 page groups*/
+		.block_size = info->page_size * 16,
+		.block_count = drv_data->size / (16 * info->page_size),
+
+		.read = eefc_hal_read,
+		.write = eefc_hal_write,
+		.erase = eefc_hal_erase,
+		.sync = eefc_hal_sync,
+
+		.drv_data = drv_data,
+	};
+	return hal;
+}

src/platform/samx7x/hal/blockdev.h

@@ -0,0 +1,17 @@
+/*
+ * SPDX-License-Identifier: MIT
+ * SPDX-FileCopyrightText: 2021 Rafael Silva <[email protected]>
+ */
+
+#pragma once
+
+#include "hal/blockdev.h"
+#include "platform/samx7x/eefc.h"
+#include "util/types.h"
+
+struct blockdev_drv_t {
+	s32 start_addr;
+	u32 size;
+};
+
+struct blockdev_hal_t blockdev_hal_init_eefc(struct blockdev_drv_t *drv_data);

src/targets/sams70-generic/main.c

@@ -7,6 +7,7 @@
 #include "util/types.h"
 
 #include "platform/samx7x/eefc.h"
+#include "platform/samx7x/hal/blockdev.h"
 #include "platform/samx7x/hal/hid.h"
 #include "platform/samx7x/hal/spi.h"
 #include "platform/samx7x/hal/ticks.h"
@@ -31,6 +32,7 @@ extern u32 _stable;
 
 void main()
 {
+	eefc_init();
 	eefc_tcm_disable();
 
 	pmc_init(EXTERNAL_CLOCK_VALUE, 0UL);
@@ -47,6 +49,18 @@ void main()
 
 	const struct partition_table_entry_t *sensor_blob = partition_from_type(partition_table, PARTITION_TYPE_BLOB);
 
+	const struct partition_table_entry_t *nvs_data = partition_from_type(partition_table, PARTITION_TYPE_NVS);
+
+	// static struct blockdev_drv_t nvs_block_drv;
+	// nvs_block_drv.start_addr = nvs_data->start_addr;
+	// nvs_block_drv.size = (nvs_data->end_addr - nvs_data->start_addr);
+	// struct blockdev_hal_t data_blockdev_hal = blockdev_hal_init_eefc(&nvs_block_drv);
+
+	// data_blockdev_hal.erase(data_blockdev_hal, 0);
+	// u8 buffer[512];
+	// memset(buffer, 0x5A, 512);
+	// data_blockdev_hal.write(data_blockdev_hal, 0, 16, buffer, 496);
+
 	/* could not find sensor blob, halt */
 	if (!sensor_blob)
 		while (1) continue;
@@ -118,8 +132,8 @@ void main()
 			/* fill report */
 			memset(&report, 0, sizeof(report));
 			report.id = MOUSE_REPORT_ID;
-			report.x = 1;
-			report.y = 0;
+			report.x = deltas.dx;
+			report.y = deltas.dy;
 
 			tud_hid_n_report(1, 0, &report, sizeof(report));