From f960128acf0996f2062e701c9b43d05a2c3d613f Mon Sep 17 00:00:00 2001
From: BernardXiong <bernard.xiong@gmail.com>
Date: Tue, 18 May 2021 19:05:06 +0800
Subject: [PATCH] [BSP] remove the unnecessary code.

---
 bsp/qemu-riscv-virt64/driver/board.c    | 15 ++-------------
 bsp/qemu-riscv-virt64/driver/drv_uart.c |  7 -------
 2 files changed, 2 insertions(+), 20 deletions(-)

diff --git a/bsp/qemu-riscv-virt64/driver/board.c b/bsp/qemu-riscv-virt64/driver/board.c
index ac021ed3c..e723f49ac 100644
--- a/bsp/qemu-riscv-virt64/driver/board.c
+++ b/bsp/qemu-riscv-virt64/driver/board.c
@@ -22,24 +22,13 @@
 #include "riscv.h"
 #include "stack.h"
 
-void init_bss(void)
-{
-    unsigned int *dst;
-
-    dst = &__bss_start;
-    while (dst < &__bss_end)
-    {
-        *dst++ = 0;
-    }
-}
-
 void primary_cpu_entry(void)
 {
     extern void entry(void);
 
     /* disable global interrupt */
-    rt_memset(&__bss_start, 0x0, &__bss_end - &__bss_start);
-    // init_bss();
+    rt_memset(&__bss_start, 0x0, (rt_uint8_t*)&__bss_end - (rt_uint8_t*)&__bss_start);
+
     rt_hw_interrupt_disable();
     entry();
 }
diff --git a/bsp/qemu-riscv-virt64/driver/drv_uart.c b/bsp/qemu-riscv-virt64/driver/drv_uart.c
index 63820175e..754a1fbfd 100644
--- a/bsp/qemu-riscv-virt64/driver/drv_uart.c
+++ b/bsp/qemu-riscv-virt64/driver/drv_uart.c
@@ -107,13 +107,6 @@ static int drv_uart_getc(struct rt_serial_device *serial)
     return sbi_console_getchar();
 }
 
-#if 0
-void drv_uart_puts(char *str)
-{
-    sbi_console_putstr(str);
-}
-#endif
-
 char rt_hw_console_getchar(void)
 {
     return sbi_console_getchar();
-- 
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