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path: root/src/drivers/spi/flashconsole.c
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Diffstat (limited to 'src/drivers/spi/flashconsole.c')
-rw-r--r--src/drivers/spi/flashconsole.c17
1 files changed, 8 insertions, 9 deletions
diff --git a/src/drivers/spi/flashconsole.c b/src/drivers/spi/flashconsole.c
index 80c63e07ea..2216e7df90 100644
--- a/src/drivers/spi/flashconsole.c
+++ b/src/drivers/spi/flashconsole.c
@@ -32,7 +32,7 @@ void flashconsole_init(void)
{
uint8_t buffer[READ_BUFFER_SIZE];
size_t size;
- size_t offset = 0;
+ size_t initial_offset = 0;
size_t len = READ_BUFFER_SIZE;
size_t i;
@@ -52,30 +52,30 @@ void flashconsole_init(void)
* the sector is already erased, so we would need to read
* anyways to check if it's all 0xff).
*/
- for (i = 0; i < len && offset < size;) {
+ for (i = 0; i < len && initial_offset < size;) {
// Fill the buffer on first iteration
if (i == 0) {
len = MIN(READ_BUFFER_SIZE, size - offset);
- if (rdev_readat(&rdev, buffer, offset, len) != len)
+ if (rdev_readat(&rdev, buffer, initial_offset, len) != len)
return;
}
if (buffer[i] == 0xff) {
- offset += i;
+ initial_offset += i;
break;
}
// If we're done, repeat the process for the next sector
if (++i == READ_BUFFER_SIZE) {
- offset += len;
+ initial_offset += len;
i = 0;
}
}
// Make sure there is still space left on the console
- if (offset >= size) {
+ if (initial_offset >= size) {
printk(BIOS_INFO, "No space left on 'console' region in SPI flash\n");
return;
}
- offset = offset;
+ offset = initial_offset;
rdev_ptr = &rdev;
}
@@ -96,7 +96,6 @@ void flashconsole_tx_byte(unsigned char c)
void flashconsole_tx_flush(void)
{
- size_t offset = offset;
size_t len = line_offset;
size_t region_size;
static int busy;
@@ -122,7 +121,7 @@ void flashconsole_tx_flush(void)
if (offset + len >= region_size)
return;
- offset = offset + len;
+ offset += len;
line_offset = 0;
busy = 0;