3DPrinting/Prusa-Firmware
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Fix optiboot erase function after address 0xFFFF

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Alex Voinea 2019-12-08 08:43:43 +02:00
parent 15bfb7013d
commit 89dfb00b04
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GPG Key ID: F5034E7CFCF2F973
1 changed files with 2 additions and 2 deletions
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Firmware/optiboot_w25x20cl.cpp
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@ -258,11 +258,11 @@ void optiboot_w25x20cl_enter()
uint32_t addr = (((uint32_t)rampz) << 16) | address;
// During a single bootloader run, only erase a 64kB block once.
// An 8bit bitmask 'pages_erased' covers 512kB of FLASH memory.
if (address == 0 && (pages_erased & (1 << addr)) == 0) {
if ((address == 0) && (pages_erased & (1 << (addr >> 16))) == 0) {
w25x20cl_wait_busy();
w25x20cl_enable_wr();
w25x20cl_block64_erase(addr);
pages_erased |= (1 << addr);
pages_erased |= (1 << (addr >> 16));
}
w25x20cl_wait_busy();
w25x20cl_enable_wr();