From d0a428a6556ea5a006e22e28b0b1cd037885fe20 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Wed, 22 Nov 2023 01:07:12 +0000
Subject: [PATCH] add gmac0 read mac form eeprom,pcie30x1
---
kernel/drivers/misc/eeprom/at24.c | 27 +++++++++++++++++++++++++++
1 files changed, 27 insertions(+), 0 deletions(-)
diff --git a/kernel/drivers/misc/eeprom/at24.c b/kernel/drivers/misc/eeprom/at24.c
index dde0b45..1ef7f1a 100644
--- a/kernel/drivers/misc/eeprom/at24.c
+++ b/kernel/drivers/misc/eeprom/at24.c
@@ -564,6 +564,33 @@
}
EXPORT_SYMBOL(at24_mac1_read);
+ssize_t at24_mac2_read(unsigned char* mac)
+{
+ char buf[20];
+ char buf_tmp[12];
+ ssize_t ret;
+ if (at24_private == NULL)
+ {
+ printk("zcl: at24_mac_read at24_private==null error");
+ return 0;
+ }
+ memset(buf, 0x00, 20);
+ memset(buf_tmp, 0x00, 12);
+ ret = at24_read_private(at24_private, buf, 0x20, 6);
+ if (ret > 0)
+ {
+ *mac = buf[0];
+ *(mac + 1) = buf[1];
+ *(mac + 2) = buf[2];
+ *(mac + 3) = buf[3];
+ *(mac + 4) = buf[4];
+ *(mac + 5) = buf[5];
+ }
+ printk("at24_mac2_read ...............\n");
+ return ret;
+}
+EXPORT_SYMBOL(at24_mac2_read);
+
static int at24_write(void *priv, unsigned int off, void *val, size_t count)
{
struct at24_data *at24;
--
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