add the AT45DB Drivers

git-svn-id: https://rt-thread.googlecode.com/svn/trunk@328 bbd45198-f89e-11dd-88c7-29a3b14d5316

bsp/stm32_radio/Libraries/Mass_Storage/src/mass_mal.c

@@ -26,6 +26,7 @@ uint32_t Mass_Block_Count[3];
 uint32_t Max_Lun = 2;
 
 rt_device_t dev_sdio = RT_NULL;
+rt_device_t dev_spi_flash = RT_NULL;
 
 uint16_t MAL_Init(uint8_t lun)
 {
@@ -37,7 +38,7 @@ uint16_t MAL_Init(uint8_t lun)
         status = MAL_OK;
         break;
     case 1:
-        status = MAL_FAIL;
+        status = MAL_OK;
         break;
     case 2:
         status = MAL_FAIL;
@@ -54,6 +55,11 @@ uint16_t MAL_Write(uint8_t lun, uint32_t Memory_Offset, uint32_t *Writebuff, uin
     switch (lun)
     {
     case 0:
+    {
+        dev_spi_flash->write(dev_spi_flash,Memory_Offset,Writebuff,Transfer_Length);
+    }
+    break;
+    case 1:
     {
         dev_sdio->write(dev_sdio,Memory_Offset,Writebuff,Transfer_Length);
     }
@@ -70,6 +76,11 @@ uint16_t MAL_Read(uint8_t lun, uint32_t Memory_Offset, uint32_t *Readbuff, uint1
     switch (lun)
     {
     case 0:
+    {
+        dev_spi_flash->read(dev_spi_flash,Memory_Offset,Readbuff,Transfer_Length);
+    }
+    break;
+    case 1:
     {
         dev_sdio->read(dev_sdio,Memory_Offset,Readbuff,Transfer_Length);
     }
@@ -87,7 +98,7 @@ uint16_t MAL_GetStatus (uint8_t lun)
     case 0:
         return MAL_OK;
     case 1:
-        return MAL_FAIL;
+        return MAL_OK;
     case 2:
         return MAL_FAIL;
     default:

bsp/stm32_radio/Libraries/Mass_Storage/src/usb_main.c

@@ -10,6 +10,7 @@ extern uint32_t Mass_Memory_Size[2];
 extern uint32_t Mass_Block_Size[2];
 extern uint32_t Mass_Block_Count[2];
 extern rt_device_t dev_sdio;
+extern rt_device_t dev_spi_flash;
 
 #include <finsh.h>
 #include "sdcard.h"
@@ -18,22 +19,33 @@ void USB_cable(void)
     rt_device_t dev = RT_NULL;
     SD_CardInfo * sdio_info = RT_NULL;
     dev = rt_device_find("sd0");
+
+
+    /* SPI_FLASH */
+    dev_spi_flash = rt_device_find("spi0");
+    Mass_Block_Size[0]  = 512;
+    Mass_Block_Count[0] = 4096;
+    Mass_Memory_Size[0] = 4096*512;
+
     if(dev != RT_NULL)
     {
         dev_sdio = dev;
         sdio_info = (SD_CardInfo *)dev->private;
-        Mass_Memory_Size[0] = sdio_info->CardCapacity;
-        Mass_Block_Size[0]  = sdio_info->CardBlockSize;
-        Mass_Block_Count[0] = Mass_Memory_Size[0] / Mass_Block_Size[0];
-
-        Set_System();
-        Set_USBClock();
-        USB_Interrupts_Config();
-        USB_Init();
+        Mass_Memory_Size[1] = sdio_info->CardCapacity;
+        Mass_Block_Size[1]  = sdio_info->CardBlockSize;
+        Mass_Block_Count[1] = Mass_Memory_Size[0] / Mass_Block_Size[0];
     }
     else
     {
         rt_kprintf("\r\nNo find the device sd0 !!!!");
     }
+
+    /* 3:NAND */
+
+    /* usb msc up*/
+    Set_System();
+    Set_USBClock();
+    USB_Interrupts_Config();
+    USB_Init();
 }
 FINSH_FUNCTION_EXPORT(USB_cable, cable_the_usb);

bsp/stm32_radio/board.c

@@ -95,12 +95,12 @@ void NVIC_Configuration(void)
     NVIC_SetVectorTable(NVIC_VectTab_FLASH, 0x0);
 #endif
 
-	/* 
-	 * set priority group: 
-	 * 2 bits for pre-emption priority
+    /*
+     * set priority group:
+     * 2 bits for pre-emption priority
      * 2 bits for subpriority
      */
-	NVIC_PriorityGroupConfig(NVIC_PriorityGroup_2);
+    NVIC_PriorityGroupConfig(NVIC_PriorityGroup_2);
 }
 
 /*******************************************************************************
@@ -180,12 +180,35 @@ void rt_hw_board_init()
 
     /* NAND read ID command */
     FSMC_NAND_ReadID(&NAND_ID);
-    rt_kprintf("Read the NAND ID:%02X%02X%02X%02X\n",NAND_ID.Maker_ID,NAND_ID.Device_ID,NAND_ID.Third_ID,NAND_ID.Fourth_ID);
+    rt_kprintf("\r\n\r\nRead the NAND ID:%02X%02X%02X%02X",NAND_ID.Maker_ID,NAND_ID.Device_ID,NAND_ID.Third_ID,NAND_ID.Fourth_ID);
 
     /* SRAM init */
     RCC_AHBPeriphClockCmd(RCC_AHBPeriph_FSMC, ENABLE);
     FSMC_SRAM_Init();
 
+    /* memtest */
+    {
+        unsigned char * p_extram = (unsigned char *)0x68000000;
+        unsigned int temp;
+
+        rt_kprintf("\r\nmem testing....");
+        for(temp=0; temp<0x80000; temp++)
+        {
+            *p_extram++ = (unsigned char)temp;
+        }
+
+        p_extram = (unsigned char *)0x68000000;
+        for(temp=0; temp<0x80000; temp++)
+        {
+            if( *p_extram++ != (unsigned char)temp )
+            {
+                rt_kprintf("\rmemtest fail @ %08X\r\nsystem halt!!!!!",(unsigned int)p_extram);
+                while(1);
+            }
+        }
+        rt_kprintf("\rmem test pass!!\r\n");
+    }/* memtest */
+
     {
         /* PC6 for SDCard Rst */
         GPIO_InitTypeDef GPIO_InitStructure;
@@ -196,7 +219,41 @@ void rt_hw_board_init()
         GPIO_Init(GPIOC,&GPIO_InitStructure);
         GPIO_SetBits(GPIOC,GPIO_Pin_6);
     }
-}
+
+    /* SPI1 config */
+    {
+        GPIO_InitTypeDef GPIO_InitStructure;
+        SPI_InitTypeDef SPI_InitStructure;
+
+        /* Enable SPI1 Periph clock */
+        RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA
+                               | RCC_APB2Periph_AFIO | RCC_APB2Periph_SPI1,
+                               ENABLE);
+
+        /* Configure SPI1 pins: PA5-SCK, PA6-MISO and PA7-MOSI */
+        GPIO_InitStructure.GPIO_Pin = GPIO_Pin_5 | GPIO_Pin_6 | GPIO_Pin_7;
+        GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
+        GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF_PP;
+        GPIO_Init(GPIOA, &GPIO_InitStructure);
+
+        /*------------------------ SPI1 configuration ------------------------*/
+        SPI_InitStructure.SPI_Direction = SPI_Direction_2Lines_FullDuplex;//SPI_Direction_1Line_Tx;
+        SPI_InitStructure.SPI_Mode = SPI_Mode_Master;
+        SPI_InitStructure.SPI_DataSize = SPI_DataSize_8b;
+        SPI_InitStructure.SPI_CPOL = SPI_CPOL_Low;
+        SPI_InitStructure.SPI_CPHA = SPI_CPHA_1Edge;
+        SPI_InitStructure.SPI_NSS  = SPI_NSS_Soft;
+        SPI_InitStructure.SPI_BaudRatePrescaler = SPI_BaudRatePrescaler_256;
+        SPI_InitStructure.SPI_FirstBit = SPI_FirstBit_MSB;
+        SPI_InitStructure.SPI_CRCPolynomial = 7;
+        SPI_Init(SPI1, &SPI_InitStructure);
+
+        /* Enable SPI_MASTER */
+        SPI_Cmd(SPI1, ENABLE);
+        SPI_CalculateCRC(SPI1, DISABLE);
+    }
+
+}/* rt_hw_board_init */
 
 #if STM32_CONSOLE_USART == 1
 #define CONSOLE_RX_PIN	GPIO_Pin_9
@@ -206,13 +263,13 @@ void rt_hw_board_init()
 #elif STM32_CONSOLE_USART == 2
 
 #if defined(STM32_LD) || defined(STM32_MD)
-	#define CONSOLE_RX_PIN	GPIO_Pin_6
-	#define CONSOLE_TX_PIN	GPIO_Pin_5
-	#define CONSOLE_GPIO	GPIOD
+#define CONSOLE_RX_PIN	GPIO_Pin_6
+#define CONSOLE_TX_PIN	GPIO_Pin_5
+#define CONSOLE_GPIO	GPIOD
 #elif defined(STM32_HD)
-	#define CONSOLE_RX_PIN	GPIO_Pin_3
-	#define CONSOLE_TX_PIN	GPIO_Pin_2
-	#define CONSOLE_GPIO	GPIOA
+#define CONSOLE_RX_PIN	GPIO_Pin_3
+#define CONSOLE_TX_PIN	GPIO_Pin_2
+#define CONSOLE_GPIO	GPIOA
 #endif
 
 #define CONSOLE_USART	USART2
@@ -300,7 +357,7 @@ static void rt_hw_console_putc(const char c)
 void rt_hw_console_output(const char* str)
 {
 #if STM32_CONSOLE_USART == 0
-	/* no console */
+    /* no console */
 #else
     while (*str)
     {

bsp/stm32_radio/codec.c

@@ -2,81 +2,12 @@
 #include <rtthread.h>
 #include "stm32f10x.h"
 
-/*
- * WM8753 Driver
- */
-
-/* WM8753 register definitions */
-#define WM8753_DAC		0x01
-#define WM8753_ADC		0x02
-#define WM8753_PCM		0x03
-#define WM8753_HIFI		0x04
-#define WM8753_IOCTL	0x05
-#define WM8753_SRATE1	0x06
-#define WM8753_SRATE2	0x07
-#define WM8753_LDAC		0x08
-#define WM8753_RDAC		0x09
-#define WM8753_BASS		0x0a
-#define WM8753_TREBLE	0x0b
-#define WM8753_ALC1		0x0c
-#define WM8753_ALC2		0x0d
-#define WM8753_ALC3		0x0e
-#define WM8753_NGATE	0x0f
-#define WM8753_LADC		0x10
-#define WM8753_RADC		0x11
-#define WM8753_ADCTL1	0x12
-#define WM8753_3D		0x13
-#define WM8753_PWR1		0x14
-#define WM8753_PWR2		0x15
-#define WM8753_PWR3		0x16
-#define WM8753_PWR4		0x17
-#define WM8753_ID		0x18
-#define WM8753_INTPOL	0x19
-#define WM8753_INTEN	0x1a
-#define WM8753_GPIO1	0x1b
-#define WM8753_GPIO2	0x1c
-#define WM8753_RESET	0x1f
-#define WM8753_RECMIX1	0x20
-#define WM8753_RECMIX2	0x21
-#define WM8753_LOUTM1	0x22
-#define WM8753_LOUTM2	0x23
-#define WM8753_ROUTM1	0x24
-#define WM8753_ROUTM2	0x25
-#define WM8753_MOUTM1	0x26
-#define WM8753_MOUTM2	0x27
-#define WM8753_LOUT1V	0x28
-#define WM8753_ROUT1V	0x29
-#define WM8753_LOUT2V	0x2a
-#define WM8753_ROUT2V	0x2b
-#define WM8753_MOUTV	0x2c
-#define WM8753_OUTCTL	0x2d
-#define WM8753_ADCIN	0x2e
-#define WM8753_INCTL1	0x2f
-#define WM8753_INCTL2	0x30
-#define WM8753_LINVOL	0x31
-#define WM8753_RINVOL	0x32
-#define WM8753_MICBIAS	0x33
-#define WM8753_CLOCK	0x34
-#define WM8753_PLL1CTL1	0x35
-#define WM8753_PLL1CTL2	0x36
-#define WM8753_PLL1CTL3	0x37
-#define WM8753_PLL1CTL4	0x38
-#define WM8753_PLL2CTL1	0x39
-#define WM8753_PLL2CTL2	0x3a
-#define WM8753_PLL2CTL3	0x3b
-#define WM8753_PLL2CTL4	0x3c
-#define WM8753_BIASCTL	0x3d
-#define WM8753_ADCTL2	0x3f
 
 /*
 SCLK  PA5  SPI1_SCK
-SDIN  PA6
+SDIN  PA7  SPI1_MOSI
 CSB   PC5
 */
-#define wm_sclk_0  GPIO_ResetBits(GPIOA,GPIO_Pin_5)
-#define wm_sclk_1  GPIO_SetBits(GPIOA,GPIO_Pin_5)
-#define wm_sdin_0  GPIO_ResetBits(GPIOA,GPIO_Pin_7)
-#define wm_sdin_1  GPIO_SetBits(GPIOA,GPIO_Pin_7)
 #define wm_csb_0   GPIO_ResetBits(GPIOC,GPIO_Pin_5)
 #define wm_csb_1   GPIO_SetBits(GPIOC,GPIO_Pin_5)
 
@@ -124,56 +55,17 @@ static void NVIC_Configuration(void)
 static void GPIO_Configuration(void)
 {
     GPIO_InitTypeDef GPIO_InitStructure;
-    SPI_InitTypeDef SPI_InitStructure;
-
-#define SPI_MASTER                   SPI1
-#define SPI_MASTER_CLK               RCC_APB2Periph_SPI1
-#define SPI_MASTER_GPIO              GPIOA
-#define SPI_MASTER_GPIO_CLK          RCC_APB2Periph_GPIOA
-#define SPI_MASTER_PIN_SCK           GPIO_Pin_5
-#define SPI_MASTER_PIN_MISO          GPIO_Pin_6
-#define SPI_MASTER_PIN_MOSI          GPIO_Pin_7
-#define SPI_MASTER_IRQn              SPI1_IRQn
 
     /* Disable the JTAG interface and enable the SWJ interface */
     GPIO_PinRemapConfig(GPIO_Remap_SWJ_JTAGDisable, ENABLE);
-    RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA, ENABLE);
-
-    RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA |
-                           RCC_APB2Periph_AFIO, ENABLE);
-
-    /* Enable SPI_MASTER Periph clock */
-    RCC_APB2PeriphClockCmd(SPI_MASTER_CLK, ENABLE);
-
-    /* Configure SPI_MASTER pins: SCK, MISO and MOSI */
-    GPIO_InitStructure.GPIO_Pin = GPIO_Pin_5 | GPIO_Pin_6 | GPIO_Pin_7;
-    GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
-    GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF_PP;
-    GPIO_Init(SPI_MASTER_GPIO, &GPIO_InitStructure);
+    RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOB | RCC_APB2Periph_GPIOC, ENABLE);
 
+    /* PC5 CODEC CS */
     GPIO_InitStructure.GPIO_Pin = GPIO_Pin_5;
     GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP;
     GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
     GPIO_Init(GPIOC,&GPIO_InitStructure);
 
-    /* SPI_MASTER configuration ------------------------------------------------*/
-    SPI_InitStructure.SPI_Direction = SPI_Direction_2Lines_FullDuplex;//SPI_Direction_1Line_Tx;
-    SPI_InitStructure.SPI_Mode = SPI_Mode_Master;
-    SPI_InitStructure.SPI_DataSize = SPI_DataSize_8b;
-    SPI_InitStructure.SPI_CPOL = SPI_CPOL_Low;/* 常态为低电平 */
-    SPI_InitStructure.SPI_CPHA = SPI_CPHA_1Edge; /* SPI_CPHA_1Edge 从第一个沿开始送数据: 上升沿
-                                                    SPI_CPHA_2Edge 从第二个沿开始送数据: 下降沿 */
-    SPI_InitStructure.SPI_NSS = SPI_NSS_Soft;
-    SPI_InitStructure.SPI_BaudRatePrescaler = SPI_BaudRatePrescaler_256;
-    SPI_InitStructure.SPI_FirstBit = SPI_FirstBit_MSB;
-    SPI_InitStructure.SPI_CRCPolynomial = 7;
-    SPI_Init(SPI1, &SPI_InitStructure);
-
-    /* Enable SPI_MASTER */
-    SPI_Cmd(SPI1, ENABLE);
-    SPI_CalculateCRC(SPI1, DISABLE);
-
-
     /* Configure SPI2 pins: CK, WS and SD */
     GPIO_InitStructure.GPIO_Pin = GPIO_Pin_12 | GPIO_Pin_13 | GPIO_Pin_15;
     GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
@@ -235,64 +127,35 @@ static void I2S_Configuration(void)
     I2S_Init(SPI2, &I2S_InitStructure);
 }
 
-#if 1
-static void wm_delay(void)
+unsigned char SPI_WriteByte(unsigned char data)
 {
-    volatile unsigned int dl;
-    for(dl=0; dl<5000; dl++);
+    unsigned char Data = 0;
+
+    //Wait until the transmit buffer is empty
+    while(SPI_I2S_GetFlagStatus(SPI1,SPI_I2S_FLAG_TXE)==RESET);
+    // Send the byte
+    SPI_I2S_SendData(SPI1,data);
+
+    //Wait until a data is received
+    while(SPI_I2S_GetFlagStatus(SPI1,SPI_I2S_FLAG_RXNE)==RESET);
+    // Get the received data
+    Data = SPI_I2S_ReceiveData(SPI1);
+
+    // Return the shifted data
+    return Data;
 }
-#endif
 
 void wm8753_send(rt_uint16_t s_data)
 {
-    /* Wait for SPI1 Tx buffer empty */
-    while (SPI_I2S_GetFlagStatus(SPI1, SPI_I2S_FLAG_TXE) == RESET);
-
-    wm_csb_0;
-    /* Send SPI1 data */
-    SPI_I2S_SendData(SPI1, (s_data>>8)&0xFF );
-    /* Wait for SPI1 Tx buffer empty */
-    while (SPI_I2S_GetFlagStatus(SPI1, SPI_I2S_FLAG_TXE) == RESET);
-    /* Send SPI1 data */
-    SPI_I2S_SendData(SPI1, s_data&0xFF);
-
-    wm_delay();
-    wm_csb_1;
-
-#if 0
-    u8 i;
     wm_csb_0;
-    //wm_delay();
-    wm_sclk_0;
-    //wm_delay();
-    for (i=0;i<16;i++)
-    {
-        if (s_data & 0x8000)
-        {
-            wm_sdin_1;
-        }
-        else
-        {
-            wm_sdin_0;
-        }
-        //wm_delay();
-        wm_sclk_1;
-        s_data <<= 1;
-        //wm_delay();
-        wm_sclk_0;
-    }
-    //wm_delay();
+    SPI_WriteByte( (s_data>>8)&0xFF );
+    SPI_WriteByte( s_data&0xFF );
     wm_csb_1;
-#endif
 }
 
 static rt_err_t wm8753_init (rt_device_t dev)
 {
-    wm8753_send(0xF00F); // test
     wm8753_send(0<<9 | 0xFF); // reset
-    //wm_delay();
-    //wm_delay();
-    //wm_delay();
 
     /* POWER manager */
     wm8753_send(1<<9 | (1<<8) | (0<<7) | (0<<6) | (0<<5) | (1<<4) | (1<<3) | (1<<2) | 2    );//电源设置
@@ -311,6 +174,19 @@ static rt_err_t wm8753_init (rt_device_t dev)
     wm8753_send(54<<9 | (1<<8) | (1<<7) | 35 ); // LOUT2 0-57-63
     wm8753_send(55<<9 | (1<<8) | (1<<7) | 35 ); // ROUT2 0-57-63
 
+#if 1
+    /* LINE IN test */
+    wm8753_send(47<<9 | (1<<8) | (1<<4) ); //L LINE_IN VOL (6:4)输入增益: 0-关 1-12DB 2-9DB 5-0db 7+6DB
+    wm8753_send(48<<9 | (1<<8) | (1<<4) ); //R LINE_IN VOL (6:4)输入增益: 0-关 1-12DB 2-9DB 5-0db 7+6DB
+    wm8753_send(50<<9 | (5<<2) | (1<<1) | (1<<0) );//打开左监听 (4:2)增益 0-关 1-12DB 2-9DB 5-0db 7+6DB
+    wm8753_send(51<<9 | (5<<2) | (1<<1) | (1<<0) );//打开右监听 (4:2)增益 0-关 1-12DB 2-9DB 5-0db 7+6DB
+
+    /* MIC test */
+    wm8753_send(44<<9 | (1<<8) | (1<<5) | (1<<4) | (0<<2) | (1<<1) | (1<<0) );//MIC输入选择
+    wm8753_send(45<<9 | 50);//16-0  63-35
+    wm8753_send(46<<9 | 50);//16-0  63-35
+#endif
+
     return RT_EOK;
 }
 
@@ -432,20 +308,8 @@ rt_err_t wm8753_hw_init(void)
     wm8753.read_index	= 0;
     wm8753.put_index 	= 0;
 
-	wm_csb_1;
-
-#if 0
-    wm_sclk_0;
-    wm_sclk_1;
-    wm_sclk_0;
-
-    wm_sdin_0;
-    wm_sdin_1;
-    wm_sdin_0;
-
-    wm_csb_0;
+    /* unselect */
     wm_csb_1;
-#endif
 
     /* register the device */
     return rt_device_register(&wm8753.parent, "snd",

bsp/stm32_radio/project.Uv2

@@ -45,6 +45,7 @@ File 1,1,<.\player_bg.c><player_bg.c>
 File 1,1,<.\play_list.c><play_list.c>
 File 1,1,<.\ili9325\ili9320.c><ili9320.c>
 File 1,1,<.\codec.c><codec.c>
+File 1,1,<.\spi_flash.c><spi_flash.c>
 File 2,1,<..\..\src\clock.c><clock.c>
 File 2,1,<..\..\src\idle.c><idle.c>
 File 2,1,<..\..\src\ipc.c><ipc.c>

bsp/stm32_radio/spi_flash.c

@@ -0,0 +1,199 @@
+#include <stm32f10x.h>
+//#include "spi_flash.h"
+#include   <string.h>
+
+extern unsigned char SPI_WriteByte(unsigned char data);
+
+/********************** hardware *************************************/
+/* SPI_FLASH_CS   PA4 */
+/* SPI_FLASH_RST  PA3 */
+#define FLASH_RST_0()    GPIO_ResetBits(GPIOA,GPIO_Pin_3)
+#define FLASH_RST_1()    GPIO_SetBits(GPIOA,GPIO_Pin_3)
+
+#define FLASH_CS_0()     GPIO_ResetBits(GPIOA,GPIO_Pin_4)
+#define FLASH_CS_1()     GPIO_SetBits(GPIOA,GPIO_Pin_4)
+/********************** hardware *************************************/
+
+static void GPIO_Configuration(void)
+{
+    GPIO_InitTypeDef GPIO_InitStructure;
+
+    RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA,ENABLE);
+
+    GPIO_InitStructure.GPIO_Pin   = GPIO_Pin_4 | GPIO_Pin_3;
+    GPIO_InitStructure.GPIO_Mode  = GPIO_Mode_Out_PP;
+    GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
+    GPIO_Init(GPIOA,&GPIO_InitStructure);
+
+    FLASH_RST_0(); // RESET
+    FLASH_RST_1();
+}
+
+static unsigned char SPI_HostReadByte(void)
+{
+    return SPI_WriteByte(0x00);
+}
+
+static void SPI_HostWriteByte(unsigned char wByte)
+{
+    SPI_WriteByte(wByte);
+}
+
+/******************************************************************************/
+/*Status Register Format:                                   */
+/*   ----------------------------------------------------------------------- */
+/* | bit7 | bit6 | bit5 | bit4 | bit3 | bit2 | bit1 | bit0 | */
+/* |--------|--------|--------|--------|--------|--------|--------|--------| */
+/* |RDY/BUSY| COMP |   0   |   1   |   1   |   1   |   X   |   X   | */
+/*   ----------------------------------------------------------------------- */
+/* bit7 - 忙标记，0为忙1为不忙。                               */
+/*       当Status Register的位0移出之后，接下来的时钟脉冲序列将使SPI器件继续*/
+/*       将最新的状态字节送出。                               */
+/* bit6 - 标记最近一次Main Memory Page和Buffer的比较结果，0相同，1不同。   */
+/* bit5                                               */
+/* bit4                                               */
+/* bit3                                               */
+/* bit2 - 这4位用来标记器件密度，对于AT45DB041B，这4位应该是0111，一共能标记 */
+/*       16种不同密度的器件。                               */
+/* bit1                                               */
+/* bit0 - 这2位暂时无效                                     */
+/******************************************************************************/
+static unsigned char AT45DB_StatusRegisterRead(void)
+{
+    unsigned char i;
+
+    FLASH_CS_0();
+    SPI_HostWriteByte(0xd7);
+    i=SPI_HostReadByte();
+    FLASH_CS_1();
+
+    return i;
+}
+
+static void wait_busy(void)
+{
+    unsigned int    i=0;
+    while (i++<255)
+    {
+        if (AT45DB_StatusRegisterRead()&0x80)
+        {
+            break;
+        }
+    }
+}
+
+static void read_page(unsigned int page,unsigned char * pHeader)
+{
+    unsigned int i=0;
+
+    wait_busy();
+
+    FLASH_CS_0();
+    SPI_HostWriteByte(0x53);
+    SPI_HostWriteByte((unsigned char)(page >> 6));
+    SPI_HostWriteByte((unsigned char)(page << 2));
+    SPI_HostWriteByte(0x00);
+    FLASH_CS_1();
+
+    wait_busy();
+
+    FLASH_CS_0();
+    SPI_HostWriteByte(0xD4);
+    SPI_HostWriteByte(0x00);
+    SPI_HostWriteByte(0x00);
+    SPI_HostWriteByte(0x00);
+    SPI_HostWriteByte(0x00);
+    for (i=0; i<512; i++)
+    {
+        *pHeader++ = SPI_HostReadByte();
+    }
+    FLASH_CS_1();
+
+}
+
+static void write_page(unsigned int page,unsigned char * pHeader)
+{
+    unsigned int i;
+
+    wait_busy();
+
+    FLASH_CS_0();
+    SPI_HostWriteByte(0x87);
+    SPI_HostWriteByte(0);
+    SPI_HostWriteByte(0);
+    SPI_HostWriteByte(0);
+    for(i=0; i<512; i++)
+    {
+        SPI_HostWriteByte(*pHeader++);
+    }
+    FLASH_CS_1();
+
+    wait_busy();
+
+    FLASH_CS_0();
+    SPI_HostWriteByte(0x86);
+    SPI_HostWriteByte((unsigned char)(page>>6));
+    SPI_HostWriteByte((unsigned char)(page<<2));
+    SPI_HostWriteByte(0x00);
+    FLASH_CS_1();
+}
+
+
+#include <rtthread.h>
+/* SPI DEVICE */
+static struct rt_device spi_flash_device;
+
+/* RT-Thread Device Driver Interface */
+static rt_err_t rt_spi_flash_init(rt_device_t dev)
+{
+    return RT_EOK;
+}
+
+static rt_err_t rt_spi_flash_open(rt_device_t dev, rt_uint16_t oflag)
+{
+
+    return RT_EOK;
+}
+
+static rt_err_t rt_spi_flash_close(rt_device_t dev)
+{
+    return RT_EOK;
+}
+
+static rt_err_t rt_spi_flash_control(rt_device_t dev, rt_uint8_t cmd, void *args)
+{
+    return RT_EOK;
+}
+
+static rt_size_t rt_spi_flash_read(rt_device_t dev, rt_off_t pos, void* buffer, rt_size_t size)
+{
+    /* only supply single block read: block size 512Byte */
+    read_page(pos/512,buffer);
+    return RT_EOK;
+}
+
+static rt_size_t rt_spi_flash_write (rt_device_t dev, rt_off_t pos, const void* buffer, rt_size_t size)
+{
+    /* only supply single block write: block size 512Byte */
+    write_page(pos/512,(unsigned char*)buffer);
+    return RT_EOK;
+}
+
+void rt_hw_spi_flash_init(void)
+{
+    GPIO_Configuration();
+
+    /* register spi_flash device */
+    spi_flash_device.init    = rt_spi_flash_init;
+    spi_flash_device.open    = rt_spi_flash_open;
+    spi_flash_device.close   = rt_spi_flash_close;
+    spi_flash_device.read 	 = rt_spi_flash_read;
+    spi_flash_device.write   = rt_spi_flash_write;
+    spi_flash_device.control = rt_spi_flash_control;
+
+    /* no private */
+    spi_flash_device.private = RT_NULL;
+
+    rt_device_register(&spi_flash_device, "spi0",
+                       RT_DEVICE_FLAG_RDWR | RT_DEVICE_FLAG_REMOVABLE | RT_DEVICE_FLAG_STANDALONE);
+}

bsp/stm32_radio/spi_flash.h

@@ -0,0 +1,6 @@
+#ifndef SPI_FLASH_H_INCLUDED
+#define SPI_FLASH_H_INCLUDED
+
+extern void rt_hw_spi_flash_init(void);
+
+#endif // SPI_FLASH_H_INCLUDED

bsp/stm32_radio/startup.c

@@ -1,152 +1,154 @@
-/*
- * File      : startup.c
- * This file is part of RT-Thread RTOS
- * COPYRIGHT (C) 2006, RT-Thread Develop Team
- *
- * The license and distribution terms for this file may be
- * found in the file LICENSE in this distribution or at
- * http://openlab.rt-thread.com/license/LICENSE
- *
- * Change Logs:
- * Date           Author       Notes
- * 2006-08-31     Bernard      first implementation
- */
-
-#include <rthw.h>
-#include <rtthread.h>
-
-#include "board.h"
+/*
+ * File      : startup.c
+ * This file is part of RT-Thread RTOS
+ * COPYRIGHT (C) 2006, RT-Thread Develop Team
+ *
+ * The license and distribution terms for this file may be
+ * found in the file LICENSE in this distribution or at
+ * http://openlab.rt-thread.com/license/LICENSE
+ *
+ * Change Logs:
+ * Date           Author       Notes
+ * 2006-08-31     Bernard      first implementation
+ */
+
+#include <rthw.h>
+#include <rtthread.h>
+
+#include "board.h"
 #include "rtc.h"
-
+#include "spi_flash.h"
+
 #include <stm32f10x.h>
-
-#ifdef RT_USING_LWIP
-#include <netif/ethernetif.h>
-#include "dm9000.h"
-#endif
-
-/**
- * @addtogroup STM32
- */
-
-/*@{*/
-#ifdef __CC_ARM
-extern int Image$$RW_IRAM1$$ZI$$Limit;
-#elif __ICCARM__
-#pragma section="HEAP"
-#else
-extern int __bss_end;
-#endif
-
-#ifdef RT_USING_FINSH
-extern void finsh_system_init(void);
-extern void finsh_set_device(const char* device);
-#endif
-extern int rt_application_init(void);
-extern rt_err_t wm8753_hw_init(void);
-extern rt_err_t wm8978_hw_init(void);
-#ifdef  DEBUG
-/*******************************************************************************
-* Function Name  : assert_failed
-* Description    : Reports the name of the source file and the source line number
-*                  where the assert error has occurred.
-* Input          : - file: pointer to the source file name
-*                  - line: assert error line source number
-* Output         : None
-* Return         : None
-*******************************************************************************/
-void assert_failed(u8* file, u32 line)
-{ 
-	rt_kprintf("\n\r Wrong parameter value detected on\r\n");
-	rt_kprintf("       file  %s\r\n", file);
-	rt_kprintf("       line  %d\r\n", line);
-
-	while (1) ;
-}
-#endif
-
-/**
- * This function will startup RT-Thread RTOS.
- */
-void rtthread_startup(void)
-{
-	/* init board */
-	rt_hw_board_init();
-
-	/* show version */
-	rt_show_version();
-
-	/* init tick */
-	rt_system_tick_init();
-
-	/* init kernel object */
-	rt_system_object_init();
-
-	/* init timer system */
-	rt_system_timer_init();
-
-#ifdef RT_USING_HEAP
-#if STM32_EXT_SRAM
-	rt_system_heap_init((void*)STM32_EXT_SRAM_BEGIN, (void*)STM32_EXT_SRAM_END);
-#else
-	#ifdef __CC_ARM
-		rt_system_heap_init((void*)&Image$$RW_IRAM1$$ZI$$Limit, (void*)STM32_SRAM_END);
-	#elif __ICCARM__
-	    rt_system_heap_init(__segment_end("HEAP"), (void*)STM32_SRAM_END);
-	#else
-	/* init memory system */
-		rt_system_heap_init((void*)&__bss_end, (void*)STM32_SRAM_END);
-	#endif
-#endif
-#endif
-
-	/* init scheduler system */
-	rt_system_scheduler_init();
-
-#if CODEC_VERSION == 1
-	wm8753_hw_init();
+
+#ifdef RT_USING_LWIP
+#include <netif/ethernetif.h>
+#include "dm9000.h"
+#endif
+
+/**
+ * @addtogroup STM32
+ */
+
+/*@{*/
+#ifdef __CC_ARM
+extern int Image$$RW_IRAM1$$ZI$$Limit;
+#elif __ICCARM__
+#pragma section="HEAP"
+#else
+extern int __bss_end;
+#endif
+
+#ifdef RT_USING_FINSH
+extern void finsh_system_init(void);
+extern void finsh_set_device(const char* device);
+#endif
+extern int rt_application_init(void);
+extern rt_err_t wm8753_hw_init(void);
+extern rt_err_t wm8978_hw_init(void);
+#ifdef  DEBUG
+/*******************************************************************************
+* Function Name  : assert_failed
+* Description    : Reports the name of the source file and the source line number
+*                  where the assert error has occurred.
+* Input          : - file: pointer to the source file name
+*                  - line: assert error line source number
+* Output         : None
+* Return         : None
+*******************************************************************************/
+void assert_failed(u8* file, u32 line)
+{
+    rt_kprintf("\n\r Wrong parameter value detected on\r\n");
+    rt_kprintf("       file  %s\r\n", file);
+    rt_kprintf("       line  %d\r\n", line);
+
+    while (1) ;
+}
+#endif
+
+/**
+ * This function will startup RT-Thread RTOS.
+ */
+void rtthread_startup(void)
+{
+    /* init board */
+    rt_hw_board_init();
+
+    /* show version */
+    rt_show_version();
+
+    /* init tick */
+    rt_system_tick_init();
+
+    /* init kernel object */
+    rt_system_object_init();
+
+    /* init timer system */
+    rt_system_timer_init();
+
+#ifdef RT_USING_HEAP
+#if STM32_EXT_SRAM
+    rt_system_heap_init((void*)STM32_EXT_SRAM_BEGIN, (void*)STM32_EXT_SRAM_END);
+#else
+#ifdef __CC_ARM
+    rt_system_heap_init((void*)&Image$$RW_IRAM1$$ZI$$Limit, (void*)STM32_SRAM_END);
+#elif __ICCARM__
+    rt_system_heap_init(__segment_end("HEAP"), (void*)STM32_SRAM_END);
+#else
+    /* init memory system */
+    rt_system_heap_init((void*)&__bss_end, (void*)STM32_SRAM_END);
+#endif
+#endif
+#endif
+
+    /* init scheduler system */
+    rt_system_scheduler_init();
+
+#if CODEC_VERSION == 1
+    wm8753_hw_init();
 #elif CODEC_VERSION == 2
-	wm8978_hw_init();
+    wm8978_hw_init();
+#endif
+
+    /* init hardware serial device */
+    rt_hw_usart_init();
+#ifdef RT_USING_DFS
+    GPIO_ResetBits(GPIOC,GPIO_Pin_6);
+    rt_hw_sdcard_init();
+    rt_hw_spi_flash_init();
+#endif
+
+    /* init all device */
+    rt_device_init_all();
+
+    /* init application */
+    rt_application_init();
+
+#ifdef RT_USING_FINSH
+    /* init finsh */
+    finsh_system_init();
+    finsh_set_device("uart1");
 #endif
-
-	/* init hardware serial device */
-	rt_hw_usart_init();
-#ifdef RT_USING_DFS
-    GPIO_ResetBits(GPIOC,GPIO_Pin_6);
-	rt_hw_sdcard_init();
-#endif
-
-	/* init all device */
-	rt_device_init_all();
-
-	/* init application */
-	rt_application_init();
-
-#ifdef RT_USING_FINSH
-	/* init finsh */
-	finsh_system_init();
-	finsh_set_device("uart1");
-#endif
-
-	/* init idle thread */
-	rt_thread_idle_init();
-
-	/* start scheduler */
-	rt_system_scheduler_start();
-
-	/* never reach here */
-	return ;
-}
-
-int main(void)
-{
-	rt_uint32_t UNUSED level;
-	
-	/* disable interrupt first */
-	level = rt_hw_interrupt_disable();
-	rtthread_startup();
-	
-	return 0;
-}
-
-/*@}*/
+
+    /* init idle thread */
+    rt_thread_idle_init();
+
+    /* start scheduler */
+    rt_system_scheduler_start();
+
+    /* never reach here */
+    return ;
+}
+
+int main(void)
+{
+    rt_uint32_t UNUSED level;
+
+    /* disable interrupt first */
+    level = rt_hw_interrupt_disable();
+    rtthread_startup();
+
+    return 0;
+}
+
+/*@}*/