From 48175f6cf22d58a4145f200ce1661af8afc73e8f Mon Sep 17 00:00:00 2001
From: tianjialong <tianjialong@163.com>
Date: Sat, 18 Feb 2023 21:33:37 +0800
Subject: [PATCH] =?UTF-8?q?=E6=9B=B4=E6=96=B0=E5=90=AF=E5=8A=A8=E6=96=87?=
 =?UTF-8?q?=E4=BB=B6=E5=A0=86=E6=A0=88=E5=A4=A7=E5=B0=8F?=
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---
 .../ST/STM32F4xx/Source/Templates/arm/startup_stm32f407xx.s      | 9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)

diff --git a/app/Drivers/CMSIS/Device/ST/STM32F4xx/Source/Templates/arm/startup_stm32f407xx.s b/app/Drivers/CMSIS/Device/ST/STM32F4xx/Source/Templates/arm/startup_stm32f407xx.s
index 541a5e8..c017e72 100644
--- a/app/Drivers/CMSIS/Device/ST/STM32F4xx/Source/Templates/arm/startup_stm32f407xx.s
+++ b/app/Drivers/CMSIS/Device/ST/STM32F4xx/Source/Templates/arm/startup_stm32f407xx.s
@@ -30,7 +30,7 @@
 ;   <o> Stack Size (in Bytes) <0x0-0xFFFFFFFF:8>
 ; </h>
 
-Stack_Size      EQU     0x00000400
+Stack_Size      EQU     0x00000800
 
                 AREA    STACK, NOINIT, READWRITE, ALIGN=3
 Stack_Mem       SPACE   Stack_Size
@@ -41,8 +41,9 @@ __initial_sp
 ;   <o>  Heap Size (in Bytes) <0x0-0xFFFFFFFF:8>
 ; </h>
 
-;未用到编译器自带的内存管理(malloc,free等)，设置Heap_Szie为0
-Heap_Size       EQU     0x00000000
+;鏈敤鍒扮紪璇戝櫒鑷甫鐨勫唴瀛樼鐞�(malloc,free绛�)锛岃缃瓾eap_Szie涓�0 (DEMO)
+;sizeof(g_eth_dma_rx_dscr_tab)+sizeof(g_eth_dma_tx_dscr_tab)+sizeof(g_eth_rx_buf)+sizeof(g_eth_tx_buf)=12448byte,Because of the hexadecimal,12448byte*2=0x6140
+Heap_Size       EQU     0x00007200
 
                 AREA    HEAP, NOINIT, READWRITE, ALIGN=3
 __heap_base
@@ -172,7 +173,7 @@ Reset_Handler    PROC
                  EXPORT  Reset_Handler             [WEAK]
         IMPORT  SystemInit
         IMPORT  __main
-                 LDR     R0, =0xE000ED88    ; 使能浮点运算 CP10,CP11
+                 LDR     R0, =0xE000ED88    ; 使锟杰革拷锟斤拷锟斤拷锟斤拷 CP10,CP11
                  LDR     R1,[R0]
                  ORR     R1,R1,#(0xF << 20)
                  STR     R1,[R0]