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@@ -0,0 +1,48 @@
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+#include "luat_base.h"
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+#include "luat_sfd.h"
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+
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+#include "esp_err.h"
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+#include "esp_system.h"
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+#include "esp_partition.h"
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+
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+#define LUAT_LOG_TAG "sfd"
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+#include "luat_log.h"
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+
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+// 存放fdb分区的引用
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+static const esp_partition_t * fdb_partition;
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+
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+// 初始化, 把分区读出来就行
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+int sfd_onchip_init (void* userdata) {
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+ fdb_partition = esp_partition_find_first(0x5A, 0x5B, "fdb");
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+ if (fdb_partition == NULL) {
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+ LLOGE("fdb partition NOT Found");
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+ return -1;
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+ }
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+ return 0;
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+}
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+
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+// 读取状态
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+int sfd_onchip_status (void* userdata) {
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+ return fdb_partition == NULL ? -1 : 0;
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+}
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+
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+// 下面就是flash的常规操作了, read/write/erase/ioctl
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+int sfd_onchip_read (void* userdata, char* buff, size_t offset, size_t len) {
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+ int ret = esp_partition_read(fdb_partition, offset, buff, len);
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+ return ret >= 0 ? len : -1;
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+}
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+
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+int sfd_onchip_write (void* userdata, const char* buff, size_t offset, size_t len) {
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+ int ret = esp_partition_write(fdb_partition, offset, buff, len);
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+ return ret >= 0 ? len : -1;
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+}
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+
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+int sfd_onchip_erase (void* userdata, size_t offset, size_t len) {
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+ int ret = esp_partition_erase_range(fdb_partition, offset, len);
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+ return ret >= 0 ? len : -1;
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+}
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+
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+int sfd_onchip_ioctl (void* userdata, size_t cmd, void* buff) {
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+ // 不支持, 也用不到
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+ return 0;
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+}
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Wendal Chen