X-Git-Url: https://git.gag.com/?a=blobdiff_plain;f=src%2Fstm%2Fao_flash_stm.c;h=c1648421cd61727f65bd0581aaac2e5d2fb7174b;hb=a487d2fcba57141f6b083d5612c76bac5ad1ac7c;hp=b4d47024b0a1870a7cb8ca2ea2037cbcc240022d;hpb=ac6b4fca0970faa0a537a813242585693b839469;p=fw%2Faltos diff --git a/src/stm/ao_flash_stm.c b/src/stm/ao_flash_stm.c index b4d47024..c1648421 100644 --- a/src/stm/ao_flash_stm.c +++ b/src/stm/ao_flash_stm.c @@ -3,7 +3,8 @@ * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; version 2 of the License. + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. * * This program is distributed in the hope that it will be useful, but * WITHOUT ANY WARRANTY; without even the implied warranty of @@ -16,7 +17,7 @@ */ #include -#include +#include static uint8_t ao_flash_pecr_is_locked(void) @@ -69,7 +70,7 @@ ao_flash_wait_bsy(void) ; } -static void __attribute__ ((section(".text.ram"),noinline)) +static void __attribute__ ((section(".ramtext"),noinline)) _ao_flash_erase_page(uint32_t *page) { stm_flash.pecr |= (1 << STM_FLASH_PECR_ERASE) | (1 << STM_FLASH_PECR_PROG); @@ -83,15 +84,17 @@ _ao_flash_erase_page(uint32_t *page) void ao_flash_erase_page(uint32_t *page) { + ao_arch_block_interrupts(); ao_flash_pecr_unlock(); ao_flash_pgr_unlock(); _ao_flash_erase_page(page); ao_flash_lock(); + ao_arch_release_interrupts(); } -static void __attribute__ ((section(".text.ram"), noinline)) +static void __attribute__ ((section(".ramtext"), noinline)) _ao_flash_half_page(uint32_t *dst, uint32_t *src) { uint8_t i; @@ -116,6 +119,8 @@ ao_flash_page(uint32_t *page, uint32_t *src) uint8_t h; ao_flash_erase_page(page); + + ao_arch_block_interrupts(); ao_flash_pecr_unlock(); ao_flash_pgr_unlock(); for (h = 0; h < 2; h++) { @@ -124,4 +129,5 @@ ao_flash_page(uint32_t *page, uint32_t *src) src += 32; } ao_flash_lock(); + ao_arch_release_interrupts(); }