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STM32F1, AT32F4: Dynamic USB buffer sizing.

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Also tweak firmware update with useful error messages if updates
don't fit in SRAM (bootloader updates) or Flash (main firmware updates).
This commit is contained in:
Keir Fraser
2021-10-04 10:35:09 +01:00
parent 6f45c298ad
commit 08916f8129
14 changed files with 104 additions and 32 deletions
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2
inc/cdc_acm_protocol.h
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@@ -104,6 +104,8 @@
#define ACK_BAD_UNIT 9
#define ACK_BAD_PIN 10
#define ACK_BAD_CYLINDER 11
#define ACK_OUT_OF_SRAM 12
#define ACK_OUT_OF_FLASH 13
/*

1
inc/mcu/stm32/common.h
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@@ -91,6 +91,7 @@ bool_t gpio_pins_connected(GPIO gpio1, unsigned int pin1,
void fpec_init(void);
void fpec_page_erase(uint32_t flash_address);
void fpec_write(const void *data, unsigned int size, uint32_t flash_address);
extern unsigned int flash_kb;
/* Pin mappings */
enum { _A = 0, _B, _C, _D, _E, _F, _G, _H, _I };

2
inc/mcu/stm32/f1.h
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@@ -63,6 +63,8 @@ static SER_ID ser_id = (uint32_t *)0x1ffff7e8;
/* No secondary RAM region */
#define section_ext_ram
extern unsigned int sram_kb;
enum {
F1SM_basic = 0,
F1SM_plus,