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Use W25Q80BV read function to retrieve SPI flash contents.

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This commit is contained in:
Jared Boone
2015-08-28 12:49:34 -07:00
parent 7c98d3e14b
commit a4e447cb9e
1 changed files with 2 additions and 8 deletions
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10
firmware/hackrf_usb/usb_api_spiflash.c
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@ -86,10 +86,8 @@ usb_request_status_t usb_vendor_request_write_spiflash(
usb_request_status_t usb_vendor_request_read_spiflash( usb_request_status_t usb_vendor_request_read_spiflash(
usb_endpoint_t* const endpoint, const usb_transfer_stage_t stage) usb_endpoint_t* const endpoint, const usb_transfer_stage_t stage)
{ {
uint32_t i;
uint32_t addr; uint32_t addr;
uint16_t len; uint16_t len;
uint8_t* u8_addr_pt;
if (stage == USB_TRANSFER_STAGE_SETUP) if (stage == USB_TRANSFER_STAGE_SETUP)
{ {
@ -99,12 +97,8 @@ usb_request_status_t usb_vendor_request_read_spiflash(
|| ((addr + len) > W25Q80BV_NUM_BYTES)) { || ((addr + len) > W25Q80BV_NUM_BYTES)) {
return USB_REQUEST_STATUS_STALL; return USB_REQUEST_STATUS_STALL;
} else { } else {
/* TODO flush SPIFI "cache" before to read the SPIFI memory */ w25q80bv_setup();
u8_addr_pt = (uint8_t*)(addr + SPIFI_DATA_UNCACHED_BASE); w25q80bv_read(addr, len, &spiflash_buffer[0]);
for(i=0; i<len; i++)
{
spiflash_buffer[i] = u8_addr_pt[i];
}
usb_transfer_schedule_block(endpoint->in, &spiflash_buffer[0], len, usb_transfer_schedule_block(endpoint->in, &spiflash_buffer[0], len,
NULL, NULL); NULL, NULL);
return USB_REQUEST_STATUS_OK; return USB_REQUEST_STATUS_OK;