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Source: https://github.com/cringeops/bes2600 Source: https://github.com/cringeops/bes2600/pull/14 Source: https://github.com/cringeops/bes2600/pull/17 Source: https://github.com/cringeops/bes2600/pull/20
2025-09-17 16:35:45 +02:00
commit ba20341e70
59 changed files with 33849 additions and 0 deletions
@@ -0,0 +1,124 @@
+/*
+ * Mac80211 driver for BES2600 device
+ *
+ * Copyright (c) 2022, Bestechnic
+ * Author:
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+#include "bes_fw_common.h"
+#include "bes_log.h"
+
+//#define BES_CRC32_DOUBLE_CHECK
+#ifdef BES_CRC32_DOUBLE_CHECK
+extern u32 bes_crc32_c(u32 crc, const u8 *data, u32 data_len);
+#endif
+
+void bes_parse_fw_info(const u8 *data, u32 data_len, u32 *load_addr, u32 *crc32)
+{
+	u8 buffer[16];
+	struct exec_struct_t exec_struct;
+	u32 exec_addr_last4byte;
+	u32 crc_le = 0;
+#ifdef BES_CRC32_DOUBLE_CHECK
+	u32 crc_bes = 0;
+	u32 crc_be = 0;
+#endif
+	crc_le = crc32_le(0xffffffffL, (u8 *)data, data_len - CODE_DATA_USELESS_SIZE);
+	crc_le ^= 0xffffffffL;
+
+#ifdef BES_CRC32_DOUBLE_CHECK
+	crc_be = crc32_be(0xffffffffL, (u8 *)data, data_len - CODE_DATA_USELESS_SIZE);
+	crc_be ^= 0xffffffffL;
+	crc_bes = bes_crc32_c(crc_bes, (u8 *)data, data_len - CODE_DATA_USELESS_SIZE);
+#endif
+
+	//read entry,param,sp,exec_addr
+	memcpy((u8 *)buffer, (u8 *)data, sizeof(exec_struct));
+	exec_struct.entry       = ((struct exec_struct_t *)buffer)->entry;//PC
+	exec_struct.param       = ((struct exec_struct_t *)buffer)->param;
+	exec_struct.sp          = ((struct exec_struct_t *)buffer)->sp;
+	exec_struct.exec_addr   = ((struct exec_struct_t *)buffer)->exec_addr;//load addr
+
+
+#ifdef BES_CRC32_DOUBLE_CHECK
+	bes_devel("crc32 %x(le) %x(be) %x(bes)\n", crc_le, crc_be, crc_bes);
+#else
+	bes_devel("crc32                :0x%08X\n", crc_le);
+#endif
+	bes_devel("exec_struct.entry    :0x%08X\n", exec_struct.entry);
+	bes_devel("exec_struct.param    :0x%08X\n", exec_struct.param);
+	bes_devel("exec_struct.sp       :0x%08X\n", exec_struct.sp);
+	bes_devel("exec_struct.exec_addr:0x%08X\n", exec_struct.exec_addr);
+
+	exec_addr_last4byte = (*((u32 *)(data + data_len - 4)));
+	bes_devel("exec_addr_last4byte  :0x%08X\n", exec_addr_last4byte);
+	if ((!exec_struct.exec_addr) || (exec_struct.exec_addr != exec_addr_last4byte && exec_addr_last4byte)) {
+		exec_struct.exec_addr = exec_addr_last4byte;
+		bes_devel("exec_addr_last4byte covered exec_struct.exec_addr\n");
+	}
+	bes_devel("final exec_struct.exec_addr:0x%08X\n", exec_struct.exec_addr);
+
+	*load_addr = exec_struct.exec_addr;
+
+#ifndef BES_CRC32_DOUBLE_CHECK
+	*crc32 = crc_le;
+#else
+	*crc32 = crc_bes;
+#endif
+}
+
+int bes_frame_rsp_check(void *rsp, u8 frame_num)
+{
+	int ret = 0;
+	struct frame_struct_t *pframe = (struct frame_struct_t *)rsp;
+	if (pframe->type == FRAME_HEADER_REPLY) {
+		if (pframe->frame_num == frame_num) {
+			if (pframe->len == 4) {
+				if (pframe->payload == ERR_NONE) {
+					bes_devel("bes slave  download firmware is ready\n");
+				} else {
+					bes_err("frame payload=0x%x\n", pframe->payload);
+					ret = -200;
+				}
+			} else {
+				bes_err("payload len error:%u\n", pframe->len);
+				ret = -201;
+			}
+		} else {
+			bes_err("frame num err. 0x%x != 0x%x. len:%u\n",
+				pframe->frame_num, frame_num, pframe->len);
+			ret = -202;
+		}
+	} else {
+		bes_err("frame type err. type 0x%x num=0x%x(0x%x), len:%u\n",
+			pframe->type, pframe->frame_num, frame_num, pframe->len);
+		ret = -203;
+	}
+	return ret;
+}
+
+const u8* bes2600_get_firmware_version_info(const u8 *data, u32 count)
+{
+        int i = 0;
+        const u8 *tmp_ptr = NULL;
+        const char month[12][4] = {
+                "Jan", "Feb", "Mar", "Apr", "May", "Jun",
+                "Jul", "Aug", "Sep", "Oct", "Nov", "Dec"
+        };
+
+        if(!data || count < 4)
+                return NULL;
+
+        for(tmp_ptr = data + count - 3; tmp_ptr > data; tmp_ptr -= 1) {
+                for(i = 0; i < 12; i++) {
+                        if(memcmp(tmp_ptr, month[i], 3) == 0) {
+                                return tmp_ptr;
+                        }
+                }
+        }
+
+        return NULL;
+}