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multiboot_tool
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butterfly: limit EEPROM write size

This commit is contained in:
Olaf Rempel 2020-02-01 21:56:56 +01:00
parent 890158860b
commit c4f55407bc
1 changed files with 6 additions and 1 deletions
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7
butterfly.c
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@ -39,6 +39,8 @@
#define SERIAL_BAUDRATE B115200 #define SERIAL_BAUDRATE B115200
#define SERIAL_TIMEOUT 1000 #define SERIAL_TIMEOUT 1000
#define WRITE_SIZE_EEPROM 16
struct multiboot_ops butterfly_ops; struct multiboot_ops butterfly_ops;
typedef struct bfly_privdata_s typedef struct bfly_privdata_s
@ -689,7 +691,10 @@ static int butterfly_write(struct multiboot * p_mboot,
{ {
p_mboot->progress_cb(p_progress_msg, pos, p_dbuf->length); p_mboot->progress_cb(p_progress_msg, pos, p_dbuf->length);
uint16_t len = MIN(p_priv->buffersize, p_dbuf->length - pos); uint16_t len = (memtype == 'F') ? p_priv->buffersize : WRITE_SIZE_EEPROM;
len = MIN(len, p_dbuf->length - pos);
if (butterfly_write_data(p_priv, p_dbuf->data + pos, len, memtype)) if (butterfly_write_data(p_priv, p_dbuf->data + pos, len, memtype))
{ {
p_mboot->progress_cb(p_progress_msg, -1, -1); p_mboot->progress_cb(p_progress_msg, -1, -1);