mirror of
https://github.com/tpunix/HMCLOCK.git
synced 2026-03-19 15:09:45 +08:00
将SPI flash的操作改为IO模拟方式。SPI控制器在OTA时总是会莫名奇妙的失效。
This commit is contained in:
tpu
@@ -3,54 +3,50 @@
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#define SPI_CTRL0 *(volatile unsigned short*)(0x50001200)
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#define SPI_RXTX0 *(volatile unsigned short*)(0x50001202)
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#define SPI_RXTX1 *(volatile unsigned short*)(0x50001204)
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#define SPI_IACK *(volatile unsigned short*)(0x50001206)
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#define SPI_CTRL1 *(volatile unsigned short*)(0x50001208)
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static int spio_clk;
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static int spio_cs;
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static int spio_di;
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static int spio_do;
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#define BIT_8 0
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#define BIT_16 1
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#define BIT_32 2
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static int spi_bitmode;
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/******************************************************************************/
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#define FSPI_CS(n) gpio_set(spio_cs, (n));
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#define FSPI_CK(n) gpio_set(spio_clk, (n));
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#define FSPI_SI(n) gpio_set(spio_di, (n));
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#define FSPI_SO() gpio_get(spio_do);
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void fspi_set_bitmode(int mode)
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#define FSPI_DELAY 10
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void fspi_delay(void)
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{
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spi_bitmode = mode;
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int i;
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SPI_CTRL0 &= 0xfe7e;
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SPI_CTRL0 |= (mode&3)<<7;
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SPI_CTRL0 |= 0x0001;
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for(i=0; i<FSPI_DELAY; i++){
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__asm("nop");
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}
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}
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int fspi_trans(int data)
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int fspi_trans(int byte)
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{
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if(spi_bitmode==BIT_32){
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SPI_RXTX1 = data>>16;
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}
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SPI_RXTX0 = data;
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int i, data;
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while((SPI_CTRL0&0x2000)==0);
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SPI_IACK = 0;
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data = 0;
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for(i=0; i<8; i++){
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FSPI_SI(byte&0x80);
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FSPI_CK(0);
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fspi_delay();
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data = SPI_RXTX0;
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if(spi_bitmode==BIT_8){
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data &= 0xff;
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}else if(spi_bitmode==BIT_32){
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data |= (SPI_RXTX1)<<16;
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data <<= 1;
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data |= FSPI_SO();
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FSPI_CK(1);
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fspi_delay();
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byte <<= 1;
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}
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return data;
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}
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@@ -59,8 +55,8 @@ int fspi_config(u32 gpio_word)
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{
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spio_clk = (gpio_word>>24)&0xff;
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spio_cs = (gpio_word>>16)&0xff;
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spio_do = (gpio_word>> 8)&0xff;
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spio_di = (gpio_word>> 0)&0xff;
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spio_di = (gpio_word>> 8)&0xff;
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spio_do = (gpio_word>> 0)&0xff;
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return 0;
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}
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@@ -68,18 +64,14 @@ int fspi_config(u32 gpio_word)
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int fspi_init(void)
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{
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SetBits16(CLK_PER_REG, SPI_ENABLE, 1);
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gpio_config(spio_clk, 0x0300, 0);
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gpio_config(spio_cs, 0x0300, 1);
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gpio_config(spio_clk, 0x0307, 0);
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gpio_config(spio_do, 0x0306, 1);
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gpio_config(spio_di, 0x0105, 1);
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SPI_CTRL0 = 0x0010;
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fspi_set_bitmode(BIT_32);
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gpio_config(spio_di, 0x0300, 1);
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gpio_config(spio_do, 0x0100, 1);
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FSPI_CS(0);
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fspi_trans(0xab000000);
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fspi_delay();
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fspi_trans(0xab);
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FSPI_CS(1);
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return 0;
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@@ -88,9 +80,6 @@ int fspi_init(void)
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int fspi_exit(void)
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{
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SPI_CTRL0 = 0;
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SetBits16(CLK_PER_REG, SPI_ENABLE, 0);
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gpio_config(spio_cs, 0x0300, 1);
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gpio_config(spio_clk, 0x0300, 0);
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gpio_config(spio_do, 0x0300, 0);
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@@ -105,59 +94,68 @@ int fspi_exit(void)
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int sf_readid(void)
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{
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fspi_set_bitmode(BIT_32);
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FSPI_CS(0);
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fspi_trans(0x90000000);
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int id = fspi_trans(0);
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FSPI_CS(1);
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id = __REV(id);
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id &= 0xffff;
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fspi_delay();
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return id;
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fspi_trans(0x90);
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fspi_trans(0x00);
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fspi_trans(0x00);
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fspi_trans(0x00);
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int mid = fspi_trans(0);
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int pid = fspi_trans(0);
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FSPI_CS(1);
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fspi_delay();
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return (mid<<8)|pid;
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}
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int sf_status(int id)
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{
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int status;
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int cmd = (id)? 0x3500 : 0x0500;
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int cmd = (id)? 0x35 : 0x05;
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fspi_set_bitmode(BIT_16);
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FSPI_CS(0);
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status = fspi_trans(cmd);
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fspi_delay();
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fspi_trans(cmd);
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status = fspi_trans(0);
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FSPI_CS(1);
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fspi_delay();
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return status&0xff;
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}
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int sf_wstat(int id, int stat)
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{
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int cmd = (id)? 0x3100 : 0x0100;
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cmd |= stat;
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int cmd = (id)? 0x31 : 0x01;
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// status write enable
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fspi_set_bitmode(BIT_8);
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FSPI_CS(0);
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fspi_delay();
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fspi_trans(0x50);
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FSPI_CS(1);
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fspi_delay();
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fspi_set_bitmode(BIT_16);
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FSPI_CS(0);
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fspi_delay();
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fspi_trans(cmd);
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fspi_trans(stat);
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FSPI_CS(1);
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fspi_delay();
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return 0;
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}
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int sf_wen(int en)
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{
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fspi_set_bitmode(BIT_8);
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FSPI_CS(0);
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fspi_delay();
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if(en)
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fspi_trans(0x06);
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else
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fspi_trans(0x04);
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FSPI_CS(1);
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fspi_delay();
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return 0;
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}
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@@ -170,10 +168,11 @@ int sf_wait(void)
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status = sf_status(0);
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if((status&1)==0)
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break;
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fspi_delay();
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}
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status |= sf_status(1)<<8;
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return status&0x4000;
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return status;
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}
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@@ -181,26 +180,37 @@ int sf_sector_erase(int cmd, int addr, int wait)
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{
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sf_wen(1);
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fspi_set_bitmode(BIT_32);
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FSPI_CS(0);
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fspi_trans((cmd<<24)|addr);
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fspi_delay();
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fspi_trans(0x20);
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fspi_trans((addr>>16)&0xff);
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fspi_trans((addr>> 8)&0xff);
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fspi_trans((addr>> 0)&0xff);
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FSPI_CS(1);
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fspi_delay();
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if(wait)
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sf_wait();
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return 0;
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if(wait){
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int status = sf_wait();
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return status;
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}else{
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return 0;
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}
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}
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int sf_erase(int addr, int size, int wait)
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{
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int status;
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while(size>0){
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if((addr%0x8000)==0 && size>=0x8000){
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sf_sector_erase(ERASE_32K, addr, wait);
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status = sf_sector_erase(ERASE_32K, addr, wait);
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printk("sf_erase: %08x 32K stat=%04x\n", addr, status);
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addr += 0x8000;
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size -= 0x8000;
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}else{
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sf_sector_erase(ERASE_4K, addr, wait);
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}else
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{
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status = sf_sector_erase(ERASE_4K, addr, wait);
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printk("sf_erase: %08x 4K stat=%04x\n", addr, status);
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addr += 0x1000;
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size -= 0x1000;
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}
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@@ -216,16 +226,20 @@ int sf_page_write(int addr, u8 *buf, int size)
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sf_wen(1);
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fspi_set_bitmode(BIT_32);
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FSPI_CS(0);
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fspi_delay();
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fspi_trans(0x02000000|addr);
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for(i=0; i<size; i+=4){
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int data = *(u32*)(buf+i);
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fspi_trans(__REV(data));
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fspi_trans(0x02);
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fspi_trans((addr>>16)&0xff);
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fspi_trans((addr>> 8)&0xff);
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fspi_trans((addr>> 0)&0xff);
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for(i=0; i<size; i++){
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fspi_trans(buf[i]);
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}
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FSPI_CS(1);
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fspi_delay();
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return 0;
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}
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@@ -234,17 +248,21 @@ int sf_read(int addr, int len, u8 *buf)
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{
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int i;
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fspi_set_bitmode(BIT_32);
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FSPI_CS(0);
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fspi_delay();
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fspi_trans(0x03000000|addr);
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fspi_trans(0x0b);
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fspi_trans((addr>>16)&0xff);
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fspi_trans((addr>> 8)&0xff);
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fspi_trans((addr>> 0)&0xff);
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for(i=0; i<len; i+=4){
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int data = fspi_trans(0);
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*(u32*)(buf+i) = __REV(data);
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fspi_trans(0);
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for(i=0; i<len; i++){
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buf[i] = fspi_trans(0);
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}
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FSPI_CS(1);
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fspi_delay();
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return len;
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}
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@@ -315,7 +333,7 @@ uint32_t crc32(uint32_t crc, const void *buf, size_t size)
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/******************************************************************************/
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extern int Region$$Table$$Base;
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void sf_dumpp(int addr, int size);
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int selflash(int otp_boot)
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{
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@@ -417,3 +435,91 @@ int selflash(int otp_boot)
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/******************************************************************************/
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int ota_state = 0;
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static u8 ota_buf[256];
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static int firm_addr;
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static int firm_size;
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static int firm_flag;
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int ota_handle(u8 *buf)
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{
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u8 *pbuf = ota_buf;
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u32 *p32 = (u32*)pbuf;
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int image_addr[2];
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int image_flag[2];
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if(buf[0]==0xa0){
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// 升级开始
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// 先擦除非活动固件
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ota_state = 1;
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firm_size = *(u16*)(buf+2);
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printk("firm_size: %04x (%d)\n", firm_size, firm_size);
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fspi_init();
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int id = sf_readid();
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printk("flash id: %04x\n", id);
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sf_read(0x38000, 16, pbuf);
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image_addr[0] = p32[1];
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image_addr[1] = p32[2];
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printk("image0: %08x image1: %08x\n", image_addr[0], image_addr[1]);
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// 读image header
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sf_read(image_addr[0], 32, pbuf+0 );
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sf_read(image_addr[1], 32, pbuf+32);
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// 获取当前使用的image的id
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image_flag[0] = -1;
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image_flag[1] = -1;
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if(pbuf[ 0]==0x70 && pbuf[ 1]==0x51 && pbuf[ 2]==0xaa){
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image_flag[0] = (signed char)pbuf[ 3];
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}
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if(pbuf[32]==0x70 && pbuf[33]==0x51 && pbuf[34]==0xaa){
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image_flag[1] = (signed char)pbuf[35];
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}
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int active = (image_flag[0]>=image_flag[1]) ? 0 : 1;
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firm_flag = image_flag[active]+1;
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int new_id = active^1;
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firm_addr = image_addr[new_id];
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// 擦除flash
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printk("Erase %08x - %08x ...\n", firm_addr, firm_addr+firm_size+64);
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sf_erase(firm_addr, firm_size+64, 1);
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arch_set_sleep_mode(ARCH_SLEEP_OFF);
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}else if(buf[0]==0xa2){
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// 传输page的前128字节
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memcpy(ota_buf, buf+8, 128);
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}else if(buf[0]==0xa3){
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// 传输page的后128字节
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memcpy(ota_buf+128, buf+8, 128);
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if(ota_state==1){
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ota_buf[3] = firm_flag;
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printk("Firm Header: %08x %08x %08x %08x\n",
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*(u32*)(ota_buf+0),
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*(u32*)(ota_buf+4),
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*(u32*)(ota_buf+8),
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*(u32*)(ota_buf+28)
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);
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}
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int addr = firm_addr+(ota_state-1)*256;
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sf_page_write(addr, ota_buf, 256);
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int status = sf_wait();
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ota_state += 1;
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}else if(buf[0]==0xa4){
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ota_state = 0;
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arch_set_sleep_mode(ARCH_EXT_SLEEP_ON);
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// Remap addres 0x00 to ROM and force execution
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SetWord16(SYS_CTRL_REG, (GetWord16(SYS_CTRL_REG) & ~REMAP_ADR0) | SW_RESET );
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}
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return 0;
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}
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/******************************************************************************/
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537
src/epd/spi_flash_hwctl.c
Normal file
537
src/epd/spi_flash_hwctl.c
Normal file
@@ -0,0 +1,537 @@
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#include "epd.h"
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#define SPI_CTRL0 *(volatile unsigned short*)(0x50001200)
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#define SPI_RXTX0 *(volatile unsigned short*)(0x50001202)
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#define SPI_RXTX1 *(volatile unsigned short*)(0x50001204)
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#define SPI_IACK *(volatile unsigned short*)(0x50001206)
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#define SPI_CTRL1 *(volatile unsigned short*)(0x50001208)
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static int spio_clk;
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static int spio_cs;
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static int spio_di;
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static int spio_do;
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#define BIT_8 0
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#define BIT_16 1
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#define BIT_32 2
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static int spi_bitmode;
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/******************************************************************************/
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#define FSPI_CS(n) gpio_set(spio_cs, (n));
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void fspi_set_bitmode(int mode)
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{
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spi_bitmode = mode;
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SPI_CTRL0 &= 0xfe7e;
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SPI_CTRL0 |= (mode&3)<<7;
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SPI_CTRL0 |= 0x0001;
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}
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int fspi_trans(int data)
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{
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if(spi_bitmode==BIT_32){
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SPI_RXTX1 = data>>16;
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}
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SPI_RXTX0 = data;
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while((SPI_CTRL0&0x2000)==0);
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SPI_IACK = 0;
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data = SPI_RXTX0;
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if(spi_bitmode==BIT_8){
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data &= 0xff;
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}else if(spi_bitmode==BIT_32){
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data |= (SPI_RXTX1)<<16;
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}
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return data;
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}
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int fspi_config(u32 gpio_word)
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{
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spio_clk = (gpio_word>>24)&0xff;
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spio_cs = (gpio_word>>16)&0xff;
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spio_do = (gpio_word>> 8)&0xff;
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spio_di = (gpio_word>> 0)&0xff;
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return 0;
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}
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int fspi_init(void)
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{
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SetBits16(CLK_PER_REG, SPI_ENABLE, 1);
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gpio_config(spio_cs, 0x0300, 1);
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gpio_config(spio_clk, 0x0307, 0);
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gpio_config(spio_do, 0x0306, 1);
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gpio_config(spio_di, 0x0105, 1);
|
||||
|
||||
SPI_CTRL0 = 0x0010;
|
||||
fspi_set_bitmode(BIT_32);
|
||||
|
||||
FSPI_CS(0);
|
||||
fspi_trans(0xab000000);
|
||||
FSPI_CS(1);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
|
||||
int fspi_exit(void)
|
||||
{
|
||||
SPI_CTRL0 = 0;
|
||||
SetBits16(CLK_PER_REG, SPI_ENABLE, 0);
|
||||
|
||||
gpio_config(spio_cs, 0x0300, 1);
|
||||
gpio_config(spio_clk, 0x0300, 0);
|
||||
gpio_config(spio_do, 0x0300, 0);
|
||||
gpio_config(spio_di, 0x0100, 0);
|
||||
return 0;
|
||||
}
|
||||
|
||||
|
||||
/******************************************************************************/
|
||||
/* SPI flash */
|
||||
/******************************************************************************/
|
||||
|
||||
int sf_readid(void)
|
||||
{
|
||||
fspi_set_bitmode(BIT_32);
|
||||
FSPI_CS(0);
|
||||
fspi_trans(0x90000000);
|
||||
int id = fspi_trans(0);
|
||||
FSPI_CS(1);
|
||||
|
||||
id = __REV(id);
|
||||
id &= 0xffff;
|
||||
|
||||
return id;
|
||||
}
|
||||
|
||||
int sf_status(int id)
|
||||
{
|
||||
int status;
|
||||
int cmd = (id)? 0x3500 : 0x0500;
|
||||
|
||||
fspi_set_bitmode(BIT_16);
|
||||
FSPI_CS(0);
|
||||
status = fspi_trans(cmd);
|
||||
FSPI_CS(1);
|
||||
|
||||
return status&0xff;
|
||||
}
|
||||
|
||||
int sf_wstat(int id, int stat)
|
||||
{
|
||||
int cmd = (id)? 0x3100 : 0x0100;
|
||||
cmd |= stat;
|
||||
|
||||
// status write enable
|
||||
fspi_set_bitmode(BIT_8);
|
||||
FSPI_CS(0);
|
||||
fspi_trans(0x50);
|
||||
FSPI_CS(1);
|
||||
|
||||
fspi_set_bitmode(BIT_16);
|
||||
FSPI_CS(0);
|
||||
fspi_trans(cmd);
|
||||
FSPI_CS(1);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
int sf_wen(int en)
|
||||
{
|
||||
fspi_set_bitmode(BIT_8);
|
||||
FSPI_CS(0);
|
||||
if(en)
|
||||
fspi_trans(0x06);
|
||||
else
|
||||
fspi_trans(0x04);
|
||||
FSPI_CS(1);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
int sf_wait(void)
|
||||
{
|
||||
int status;
|
||||
|
||||
while(1){
|
||||
status = sf_status(0);
|
||||
if((status&1)==0)
|
||||
break;
|
||||
}
|
||||
|
||||
status |= sf_status(1)<<8;
|
||||
return status&0x4000;
|
||||
}
|
||||
|
||||
|
||||
int sf_sector_erase(int cmd, int addr, int wait)
|
||||
{
|
||||
sf_wen(1);
|
||||
|
||||
fspi_set_bitmode(BIT_32);
|
||||
FSPI_CS(0);
|
||||
fspi_trans((cmd<<24)|addr);
|
||||
FSPI_CS(1);
|
||||
|
||||
if(wait){
|
||||
int status = sf_wait();
|
||||
return status;
|
||||
}else{
|
||||
return 0;
|
||||
}
|
||||
}
|
||||
|
||||
int sf_erase(int addr, int size, int wait)
|
||||
{
|
||||
GLOBAL_INT_DISABLE();
|
||||
|
||||
int status;
|
||||
while(size>0){
|
||||
// if((addr%0x8000)==0 && size>=0x8000){
|
||||
// status = sf_sector_erase(ERASE_32K, addr, wait);
|
||||
// printk("sf_erase: %08x 32K stat=%04x\n", addr, status);
|
||||
// addr += 0x8000;
|
||||
// size -= 0x8000;
|
||||
// }else
|
||||
{
|
||||
status = sf_sector_erase(ERASE_4K, addr, wait);
|
||||
printk("sf_erase: %08x 4K stat=%04x\n", addr, status);
|
||||
addr += 0x1000;
|
||||
size -= 0x1000;
|
||||
}
|
||||
}
|
||||
|
||||
GLOBAL_INT_RESTORE();
|
||||
return 0;
|
||||
}
|
||||
|
||||
|
||||
int sf_page_write(int addr, u8 *buf, int size)
|
||||
{
|
||||
int i;
|
||||
|
||||
GLOBAL_INT_DISABLE();
|
||||
sf_wen(1);
|
||||
|
||||
fspi_set_bitmode(BIT_32);
|
||||
FSPI_CS(0);
|
||||
|
||||
fspi_trans(0x02000000|addr);
|
||||
for(i=0; i<size; i+=4){
|
||||
int data = *(u32*)(buf+i);
|
||||
fspi_trans(__REV(data));
|
||||
}
|
||||
|
||||
FSPI_CS(1);
|
||||
GLOBAL_INT_RESTORE();
|
||||
return 0;
|
||||
}
|
||||
|
||||
|
||||
int sf_read(int addr, int len, u8 *buf)
|
||||
{
|
||||
int i;
|
||||
|
||||
fspi_set_bitmode(BIT_32);
|
||||
FSPI_CS(0);
|
||||
|
||||
fspi_trans(0x03000000|addr);
|
||||
|
||||
for(i=0; i<len; i+=4){
|
||||
int data = fspi_trans(0);
|
||||
*(u32*)(buf+i) = __REV(data);
|
||||
}
|
||||
|
||||
FSPI_CS(1);
|
||||
|
||||
return len;
|
||||
}
|
||||
|
||||
/******************************************************************************/
|
||||
|
||||
|
||||
static const uint32_t crc32_tab[] = {
|
||||
0x00000000, 0x77073096, 0xee0e612c, 0x990951ba, 0x076dc419, 0x706af48f,
|
||||
0xe963a535, 0x9e6495a3, 0x0edb8832, 0x79dcb8a4, 0xe0d5e91e, 0x97d2d988,
|
||||
0x09b64c2b, 0x7eb17cbd, 0xe7b82d07, 0x90bf1d91, 0x1db71064, 0x6ab020f2,
|
||||
0xf3b97148, 0x84be41de, 0x1adad47d, 0x6ddde4eb, 0xf4d4b551, 0x83d385c7,
|
||||
0x136c9856, 0x646ba8c0, 0xfd62f97a, 0x8a65c9ec, 0x14015c4f, 0x63066cd9,
|
||||
0xfa0f3d63, 0x8d080df5, 0x3b6e20c8, 0x4c69105e, 0xd56041e4, 0xa2677172,
|
||||
0x3c03e4d1, 0x4b04d447, 0xd20d85fd, 0xa50ab56b, 0x35b5a8fa, 0x42b2986c,
|
||||
0xdbbbc9d6, 0xacbcf940, 0x32d86ce3, 0x45df5c75, 0xdcd60dcf, 0xabd13d59,
|
||||
0x26d930ac, 0x51de003a, 0xc8d75180, 0xbfd06116, 0x21b4f4b5, 0x56b3c423,
|
||||
0xcfba9599, 0xb8bda50f, 0x2802b89e, 0x5f058808, 0xc60cd9b2, 0xb10be924,
|
||||
0x2f6f7c87, 0x58684c11, 0xc1611dab, 0xb6662d3d, 0x76dc4190, 0x01db7106,
|
||||
0x98d220bc, 0xefd5102a, 0x71b18589, 0x06b6b51f, 0x9fbfe4a5, 0xe8b8d433,
|
||||
0x7807c9a2, 0x0f00f934, 0x9609a88e, 0xe10e9818, 0x7f6a0dbb, 0x086d3d2d,
|
||||
0x91646c97, 0xe6635c01, 0x6b6b51f4, 0x1c6c6162, 0x856530d8, 0xf262004e,
|
||||
0x6c0695ed, 0x1b01a57b, 0x8208f4c1, 0xf50fc457, 0x65b0d9c6, 0x12b7e950,
|
||||
0x8bbeb8ea, 0xfcb9887c, 0x62dd1ddf, 0x15da2d49, 0x8cd37cf3, 0xfbd44c65,
|
||||
0x4db26158, 0x3ab551ce, 0xa3bc0074, 0xd4bb30e2, 0x4adfa541, 0x3dd895d7,
|
||||
0xa4d1c46d, 0xd3d6f4fb, 0x4369e96a, 0x346ed9fc, 0xad678846, 0xda60b8d0,
|
||||
0x44042d73, 0x33031de5, 0xaa0a4c5f, 0xdd0d7cc9, 0x5005713c, 0x270241aa,
|
||||
0xbe0b1010, 0xc90c2086, 0x5768b525, 0x206f85b3, 0xb966d409, 0xce61e49f,
|
||||
0x5edef90e, 0x29d9c998, 0xb0d09822, 0xc7d7a8b4, 0x59b33d17, 0x2eb40d81,
|
||||
0xb7bd5c3b, 0xc0ba6cad, 0xedb88320, 0x9abfb3b6, 0x03b6e20c, 0x74b1d29a,
|
||||
0xead54739, 0x9dd277af, 0x04db2615, 0x73dc1683, 0xe3630b12, 0x94643b84,
|
||||
0x0d6d6a3e, 0x7a6a5aa8, 0xe40ecf0b, 0x9309ff9d, 0x0a00ae27, 0x7d079eb1,
|
||||
0xf00f9344, 0x8708a3d2, 0x1e01f268, 0x6906c2fe, 0xf762575d, 0x806567cb,
|
||||
0x196c3671, 0x6e6b06e7, 0xfed41b76, 0x89d32be0, 0x10da7a5a, 0x67dd4acc,
|
||||
0xf9b9df6f, 0x8ebeeff9, 0x17b7be43, 0x60b08ed5, 0xd6d6a3e8, 0xa1d1937e,
|
||||
0x38d8c2c4, 0x4fdff252, 0xd1bb67f1, 0xa6bc5767, 0x3fb506dd, 0x48b2364b,
|
||||
0xd80d2bda, 0xaf0a1b4c, 0x36034af6, 0x41047a60, 0xdf60efc3, 0xa867df55,
|
||||
0x316e8eef, 0x4669be79, 0xcb61b38c, 0xbc66831a, 0x256fd2a0, 0x5268e236,
|
||||
0xcc0c7795, 0xbb0b4703, 0x220216b9, 0x5505262f, 0xc5ba3bbe, 0xb2bd0b28,
|
||||
0x2bb45a92, 0x5cb36a04, 0xc2d7ffa7, 0xb5d0cf31, 0x2cd99e8b, 0x5bdeae1d,
|
||||
0x9b64c2b0, 0xec63f226, 0x756aa39c, 0x026d930a, 0x9c0906a9, 0xeb0e363f,
|
||||
0x72076785, 0x05005713, 0x95bf4a82, 0xe2b87a14, 0x7bb12bae, 0x0cb61b38,
|
||||
0x92d28e9b, 0xe5d5be0d, 0x7cdcefb7, 0x0bdbdf21, 0x86d3d2d4, 0xf1d4e242,
|
||||
0x68ddb3f8, 0x1fda836e, 0x81be16cd, 0xf6b9265b, 0x6fb077e1, 0x18b74777,
|
||||
0x88085ae6, 0xff0f6a70, 0x66063bca, 0x11010b5c, 0x8f659eff, 0xf862ae69,
|
||||
0x616bffd3, 0x166ccf45, 0xa00ae278, 0xd70dd2ee, 0x4e048354, 0x3903b3c2,
|
||||
0xa7672661, 0xd06016f7, 0x4969474d, 0x3e6e77db, 0xaed16a4a, 0xd9d65adc,
|
||||
0x40df0b66, 0x37d83bf0, 0xa9bcae53, 0xdebb9ec5, 0x47b2cf7f, 0x30b5ffe9,
|
||||
0xbdbdf21c, 0xcabac28a, 0x53b39330, 0x24b4a3a6, 0xbad03605, 0xcdd70693,
|
||||
0x54de5729, 0x23d967bf, 0xb3667a2e, 0xc4614ab8, 0x5d681b02, 0x2a6f2b94,
|
||||
0xb40bbe37, 0xc30c8ea1, 0x5a05df1b, 0x2d02ef8d
|
||||
};
|
||||
|
||||
uint32_t crc32(uint32_t crc, const void *buf, size_t size)
|
||||
{
|
||||
const uint8_t *p;
|
||||
|
||||
p = buf;
|
||||
crc = crc ^ ~0U;
|
||||
|
||||
while (size--)
|
||||
crc = crc32_tab[(crc ^ *p++) & 0xFF] ^ (crc >> 8);
|
||||
|
||||
return crc ^ ~0U;
|
||||
}
|
||||
|
||||
|
||||
/******************************************************************************/
|
||||
|
||||
extern int Region$$Table$$Base;
|
||||
void sf_dumpp(int addr, int size);
|
||||
|
||||
int selflash(int otp_boot)
|
||||
{
|
||||
u8 pbuf[256];
|
||||
u32 *p32 = (u32*)pbuf;
|
||||
int image_addr[2];
|
||||
int image_flag[2];
|
||||
|
||||
fspi_init();
|
||||
int id = sf_readid();
|
||||
printk("Flash ID: %08x\n", id);
|
||||
|
||||
int region_table = (int)&Region$$Table$$Base;
|
||||
int firm_size = *(u32*)(region_table+0x10) - 0x07fc0000;
|
||||
printk("Firm size: %08x\n", firm_size);
|
||||
u32 firm_crc = crc32(0, (u8*)0x07fc0000, firm_size);
|
||||
printk("Firm crc: %08x\n", firm_crc);
|
||||
printk("Firm ver: %08x\n", EPD_VERSION);
|
||||
|
||||
|
||||
memset(pbuf, 0, 256);
|
||||
if(otp_boot==0x1234a5a5){
|
||||
// 从OTP启动。读product header。
|
||||
sf_read(0x38000, 16, pbuf);
|
||||
if(pbuf[0]!=0x70 || pbuf[1]!=0x52){
|
||||
printk("Build Product header ...\n");
|
||||
p32[0] = 0x00005270;
|
||||
p32[1] = 0x00004000;
|
||||
p32[2] = 0x0001f000;
|
||||
sf_sector_erase(ERASE_4K, 0x38000, 1);
|
||||
sf_page_write(0x38000, pbuf, 12);
|
||||
sf_wait();
|
||||
}
|
||||
image_addr[0] = p32[1];
|
||||
image_addr[1] = p32[2];
|
||||
|
||||
// 读image header
|
||||
sf_read(image_addr[0], 32, pbuf+0 );
|
||||
sf_read(image_addr[1], 32, pbuf+32);
|
||||
printk("Product iamge0: %08x: %08x %08x %08x %08x\n", image_addr[0], __REV(p32[0]), p32[1], p32[2], p32[7]);
|
||||
printk(" iamge1: %08x: %08x %08x %08x %08x\n", image_addr[1], __REV(p32[8]), p32[9], p32[10],p32[15]);
|
||||
|
||||
// 获取当前使用的image的id
|
||||
image_flag[0] = -1;
|
||||
image_flag[1] = -1;
|
||||
if(pbuf[ 0]==0x70 && pbuf[ 1]==0x51 && pbuf[ 2]==0xaa){
|
||||
image_flag[0] = (signed char)pbuf[ 3];
|
||||
}
|
||||
if(pbuf[32]==0x70 && pbuf[33]==0x51 && pbuf[34]==0xaa){
|
||||
image_flag[1] = (signed char)pbuf[35];
|
||||
}
|
||||
int active = (image_flag[0]>=image_flag[1]) ? 0 : 1;
|
||||
printk("Active image: %d flag: %02x\n", active, image_flag[active]);
|
||||
|
||||
if(EPD_VERSION != p32[active*8+7]){
|
||||
// 当前运行的固件与flash中的固件不同
|
||||
// 将当前固件写入非活动的image中
|
||||
int new_flag = image_flag[active]+1;
|
||||
int new_id = active^1;
|
||||
|
||||
// 擦除flash
|
||||
printk("Erase %08x ...\n", image_addr[new_id]);
|
||||
sf_erase(image_addr[new_id], firm_size+64, 1);
|
||||
// 初始化image header
|
||||
memset(pbuf, 0xff, 64);
|
||||
p32[0] = (new_flag<<24)|0x00aa5170;
|
||||
p32[1] = firm_size;
|
||||
p32[2] = firm_crc;
|
||||
p32[7] = EPD_VERSION;
|
||||
pbuf[0x20] = 0;
|
||||
|
||||
// 写入flash
|
||||
u8 *firm_data = (u8*)0x07fc0000;
|
||||
int addr = image_addr[new_id];
|
||||
for(int i=0; i<firm_size+64; i+=256){
|
||||
if(i){
|
||||
memcpy(pbuf, firm_data, 256);
|
||||
firm_data += 256;
|
||||
}else{
|
||||
memcpy(pbuf+64, firm_data, 192);
|
||||
firm_data += 192;
|
||||
}
|
||||
sf_page_write(addr, pbuf, 256);
|
||||
sf_wait();
|
||||
addr += 256;
|
||||
}
|
||||
printk("Firm update done.\n\n");
|
||||
}
|
||||
|
||||
}else{
|
||||
// 从Flash启动。读Boot header。
|
||||
sf_read(0, 16, pbuf);
|
||||
printk("Boot Header: %08x %08x\n", *(u32*)(pbuf+0), *(u32*)(pbuf+4));
|
||||
}
|
||||
|
||||
fspi_exit();
|
||||
return 0;
|
||||
}
|
||||
|
||||
/******************************************************************************/
|
||||
|
||||
|
||||
int ota_state = 0;
|
||||
static u8 ota_buf[256];
|
||||
static int firm_addr;
|
||||
static int firm_size;
|
||||
static int firm_flag;
|
||||
|
||||
|
||||
void sf_dumpp(int addr, int size)
|
||||
{
|
||||
#if 1
|
||||
for(int i=0; i<size; i+=256){
|
||||
sf_read(addr, 256, ota_buf);
|
||||
for(int j=0; j<256; j++){
|
||||
if((j%16)==0){
|
||||
printk("\n%08x: ", addr+j);
|
||||
}
|
||||
printk(" %02x", ota_buf[j]);
|
||||
}
|
||||
printk("\n");
|
||||
|
||||
addr += 256;
|
||||
}
|
||||
#endif
|
||||
}
|
||||
|
||||
int ota_handle(u8 *buf)
|
||||
{
|
||||
u8 *pbuf = ota_buf;
|
||||
u32 *p32 = (u32*)pbuf;
|
||||
int image_addr[2];
|
||||
int image_flag[2];
|
||||
|
||||
if(buf[0]==0xa0){
|
||||
// 升级开始
|
||||
// 先擦除非活动固件
|
||||
ota_state = 1;
|
||||
|
||||
firm_size = *(u16*)(buf+2);
|
||||
printk("firm_size: %04x (%d)\n", firm_size, firm_size);
|
||||
|
||||
fspi_init();
|
||||
int id = sf_readid();
|
||||
printk("flash id: %04x\n", id);
|
||||
|
||||
sf_read(0x38000, 16, pbuf);
|
||||
image_addr[0] = p32[1];
|
||||
image_addr[1] = p32[2];
|
||||
printk("image0: %08x image1: %08x\n", image_addr[0], image_addr[1]);
|
||||
|
||||
// 读image header
|
||||
sf_read(image_addr[0], 32, pbuf+0 );
|
||||
sf_read(image_addr[1], 32, pbuf+32);
|
||||
|
||||
// 获取当前使用的image的id
|
||||
image_flag[0] = -1;
|
||||
image_flag[1] = -1;
|
||||
if(pbuf[ 0]==0x70 && pbuf[ 1]==0x51 && pbuf[ 2]==0xaa){
|
||||
image_flag[0] = (signed char)pbuf[ 3];
|
||||
}
|
||||
if(pbuf[32]==0x70 && pbuf[33]==0x51 && pbuf[34]==0xaa){
|
||||
image_flag[1] = (signed char)pbuf[35];
|
||||
}
|
||||
int active = (image_flag[0]>=image_flag[1]) ? 0 : 1;
|
||||
firm_flag = image_flag[active]+1;
|
||||
int new_id = active^1;
|
||||
|
||||
firm_addr = image_addr[new_id];
|
||||
// 擦除flash
|
||||
printk("Erase %08x - %08x ...\n", firm_addr, firm_addr+firm_size+64);
|
||||
sf_erase(firm_addr, firm_size+64, 1);
|
||||
|
||||
arch_set_sleep_mode(ARCH_SLEEP_OFF);
|
||||
}else if(buf[0]==0xa2){
|
||||
// 传输page的前128字节
|
||||
memcpy(ota_buf, buf+8, 128);
|
||||
}else if(buf[0]==0xa3){
|
||||
// 传输page的后128字节
|
||||
memcpy(ota_buf+128, buf+8, 128);
|
||||
if(ota_state==1){
|
||||
ota_buf[3] = firm_flag;
|
||||
printk("Firm Header: %08x %08x %08x %08x\n",
|
||||
*(u32*)(ota_buf+0),
|
||||
*(u32*)(ota_buf+4),
|
||||
*(u32*)(ota_buf+8),
|
||||
*(u32*)(ota_buf+28)
|
||||
);
|
||||
}
|
||||
|
||||
// 先等待上一次写操作完成
|
||||
//fspi_init();
|
||||
int addr = firm_addr+(ota_state-1)*256;
|
||||
sf_page_write(addr, ota_buf, 256);
|
||||
int status = sf_wait();
|
||||
//printk("page_write: %08x status:%04x\n", addr, status);
|
||||
ota_state += 1;
|
||||
}else if(buf[0]==0xa4){
|
||||
ota_state = 0;
|
||||
arch_set_sleep_mode(ARCH_EXT_SLEEP_ON);
|
||||
}
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
|
||||
/******************************************************************************/
|
||||
|
||||
Reference in New Issue
Block a user