From 12e313dab9658ed41668a951b2a25160cafc208d Mon Sep 17 00:00:00 2001 From: Gareth McMullin Date: Sun, 8 Mar 2015 22:53:51 -0700 Subject: Use for loop in STM32F1 stub and compile with -Os. --- flashstub/stm32f1.c | 3 +-- flashstub/stm32f1.stub | 2 +- 2 files changed, 2 insertions(+), 3 deletions(-) (limited to 'flashstub') diff --git a/flashstub/stm32f1.c b/flashstub/stm32f1.c index 2268eee..f9ba0a1 100644 --- a/flashstub/stm32f1.c +++ b/flashstub/stm32f1.c @@ -25,10 +25,9 @@ void __attribute__((naked)) stm32f1_flash_write_stub(uint16_t *dest, uint16_t *src, uint32_t size) { - while (size) { + for (int i; i < size; i += 2) { FLASH_CR = FLASH_CR_PG; *dest++ = *src++; - size -= 2; while (FLASH_SR & FLASH_SR_BSY) ; } diff --git a/flashstub/stm32f1.stub b/flashstub/stm32f1.stub index 428dbb0..7f2914c 100644 --- a/flashstub/stm32f1.stub +++ b/flashstub/stm32f1.stub @@ -1 +1 @@ -0x4613, 0xE010, 0x4A0D, 0x2401, 0x6014, 0x4602, 0x1C90, 0x460C, 0x1CA1, 0x8824, 0x8014, 0x3B02, 0xBF00, 0x4A09, 0x6812, 0xF002, 0x0201, 0x2A00, 0xD1F9, 0x2B00, 0xD1EC, 0x4B05, 0x681B, 0xF003, 0x0314, 0x2B00, 0xD000, 0xBE01, 0xBE00, 0xBF00, 0x2010, 0x4002, 0x200C, 0x4002, \ No newline at end of file +0x2300, 0x4293, 0x4C09, 0xD20A, 0x4D09, 0x2601, 0x602E, 0x5ACD, 0x52C5, 0x6825, 0xF015, 0x0F01, 0xD1FB, 0x3302, 0xE7F1, 0x6823, 0xF013, 0x0F14, 0xD000, 0xBE01, 0xBE00, 0xBF00, 0x200C, 0x4002, 0x2010, 0x4002, \ No newline at end of file -- cgit v1.2.3