qi-hardware/xburst-tools
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add new command: reset, then we can reboot device after reflash

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This commit is contained in:
Xiangfu Liu
2011-03-02 10:42:35 +08:00
parent aa59c6a7ec
commit ff3182da41
8 changed files with 54 additions and 11 deletions
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25
usbboot/xburst_stage2/boothandler.c
View File

@@ -51,8 +51,8 @@ extern void *memset(void *s, int c, size_t count);
extern void *memcpy(void *dest, const void *src, size_t count);
u32 ret_dat;
u32 start_addr; //program operation start address or sector
u32 ops_length; //number of operation unit ,in byte or sector
u32 start_addr; /* program operation start address or sector */
u32 ops_length; /* number of operation unit ,in byte or sector */
u32 ram_addr;
void dump_data(unsigned int *p, int size)
@@ -117,7 +117,6 @@ int PROGRAM_START1_Handle(u8 *buf)
{
USB_DeviceRequest *dreq = (USB_DeviceRequest *)buf;
ram_addr=(((u32)dreq->wValue)<<16)+(u32)dreq->wIndex;
//dprintf("\n RAM ADDRESS :%x", ram_addr);
return ERR_OK;
}
@@ -127,9 +126,9 @@ int PROGRAM_START2_Handle(u8 *buf)
USB_DeviceRequest *dreq = (USB_DeviceRequest *)buf;
f=(void *) ((((u32)dreq->wValue)<<16)+(u32)dreq->wIndex);
__dcache_writeback_all();
//stop udc connet before execute program!
jz_writeb(USB_REG_POWER,0x0); //High speed
//dprintf("\n Execute program at %x",(u32)f);
/* stop udc connet before execute program! */
jz_writeb(USB_REG_POWER,0x0); /* High speed */
f();
return ERR_OK;
}
@@ -273,7 +272,6 @@ int SDRAM_OPS_Handle(u8 *buf)
switch ((dreq->wValue)&0xf)
{
case SDRAM_LOAD:
//dprintf("\n Request : SDRAM_LOAD!");
ret_dat = (u32)memcpy((u8 *)start_addr,Bulk_out_buf,ops_length);
handshake_PKT[0] = (u16) ret_dat;
handshake_PKT[1] = (u16) (ret_dat>>16);
@@ -291,7 +289,6 @@ void Borad_Init()
switch (Hand.fw_args.cpu_id)
{
case 0x4740:
//Init nand flash
nand_init_4740(Hand.nand_bw, Hand.nand_rc, Hand.nand_ps,
Hand.nand_ppb, Hand.nand_bbpage, Hand.nand_bbpos,
Hand.nand_force_erase, Hand.nand_eccpos);
@@ -307,7 +304,6 @@ void Borad_Init()
nand_mark_bad = nand_mark_bad_4740;
break;
case 0x4760:
//Init nand flash
nand_init_4760(Hand.nand_bw, Hand.nand_rc, Hand.nand_ps,
Hand.nand_ppb, Hand.nand_bchbit, Hand.nand_eccpos,
Hand.nand_bbpos, Hand.nand_bbpage, Hand.nand_force_erase);
@@ -351,3 +347,14 @@ int CONFIGRATION_Handle(u8 *buf)
}
int RESET_Handle(u8 *buf)
{
dprintf("\n RESET Device");
__wdt_select_extalclk();
__wdt_select_clk_div64();
__wdt_set_data(100);
__wdt_set_count(0);
__tcu_start_wdt_clock();
__wdt_start();
while(1);
}

3
usbboot/xburst_stage2/udc.c
View File

@@ -418,6 +418,9 @@ void usbHandleVendorReq(u8 *buf)
SDRAM_OPS_Handle(buf);
Bulk_out_size = 0;
break;
case VR_RESET:
ret_state = RESET_Handle(buf);
break;
}
}